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intial impelmentation of strategic optimiser with tests

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Khalim Conn-Kowlessar 2026-02-18 12:03:37 +00:00
parent 50a8629cba
commit 8e22ced679
7 changed files with 975 additions and 61 deletions
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69
asset_list/app.py
View file

@ -73,61 +73,24 @@ def app():
Property UPRN
"""
data_folder = "/Users/khalimconn-kowlessar/Documents/hestia/Customers/West Kent"
data_filename = "West Kent Asset List.xlsx"
data_folder = "/Users/khalimconn-kowlessar/Downloads"
data_filename = "assests.xlsx"
sheet_name = "Sheet1"
postcode_column = "POSTCODE"
address1_column = None
postcode_column = "Postcode"
address1_column = "Address"
address1_method = "house_number_extraction"
fulladdress_column = "ADDRESS"
address_cols_to_concat = []
fulladdress_column = None
address_cols_to_concat = ["Address"]
missing_postcodes_method = None
landlord_year_built = None
landlord_os_uprn = None
landlord_property_type = "PROPERTY TYPE"
landlord_built_form = None
landlord_wall_construction = "wall combined"
landlord_roof_construction = "HEATING SYSTEM"
landlord_heating_system = None
landlord_os_uprn = "UPRN"
landlord_property_type = "Archetype"
landlord_built_form = "Bedroom Count"
landlord_wall_construction = "Wall Insulation Type"
landlord_roof_construction = "Roof Type"
landlord_heating_system = "Boiler Type"
landlord_existing_pv = None
landlord_property_id = "UPRN"
landlord_sap = None
outcomes_filename = None
outcomes_sheetname = None
outcomes_postcode = None
outcomes_houseno = None
outcomes_id = None
outcomes_address = None
master_filepaths = []
master_id_colnames = []
master_to_asset_list_filepath = None
phase = False
ecosurv_landlords = None
asset_list_header = 0
landlord_block_reference = None
# Peabody data for cleaning
data_folder = (
"/Users/khalimconn-kowlessar/Documents/hestia/Customers/Peabody/Nov 2025 Consulting "
"Project/data_validation"
)
data_filename = "to_standardise_uprns.xlsx"
sheet_name = "Sheet1"
postcode_column = "POSTCODE"
address1_column = None
address1_method = "house_number_extraction"
fulladdress_column = "ADDRESS"
address_cols_to_concat = []
missing_postcodes_method = None
landlord_year_built = None
landlord_os_uprn = None
landlord_property_type = "PROPERTY TYPE"
landlord_built_form = None # Skipped as empty
landlord_wall_construction = "wall combined" # combin F + G
landlord_roof_construction = "HEATING SYSTEM" # Combine I + J
landlord_heating_system = None # Check with Khalim
landlord_existing_pv = None
landlord_property_id = "UPRN"
landlord_property_id = "Tab"
landlord_sap = None
outcomes_filename = None
outcomes_sheetname = None
@ -279,7 +242,7 @@ def app():
if skip is not None and not force_retrieve_data:
if i <= skip:
continue
chunk = asset_list.standardised_asset_list[i : i + chunk_size]
chunk = asset_list.standardised_asset_list[i: i + chunk_size]
epc_data_chunk, errors_chunk, no_epc_chunk = get_data(
df=chunk,
row_id_name=asset_list.DOMNA_PROPERTY_ID,
@ -422,7 +385,7 @@ def app():
# Retrieve just the data we need
epc_df = epc_df[
[asset_list.DOMNA_PROPERTY_ID] + list(asset_list.EPC_API_DATA_NAMES.keys())
].rename(columns=asset_list.EPC_API_DATA_NAMES)
].rename(columns=asset_list.EPC_API_DATA_NAMES)
# Look for columns not in the find my EPC data, which will have happened if we didn't
# retrieve it in the first place
@ -439,7 +402,7 @@ def app():
find_my_epc_data[
[asset_list.DOMNA_PROPERTY_ID, "epc_has_floor_recommendation"]
+ list(asset_list.FIND_EPC_DATA_NAMES.keys())
].rename(columns=asset_list.FIND_EPC_DATA_NAMES),
].rename(columns=asset_list.FIND_EPC_DATA_NAMES),
how="left",
on=asset_list.DOMNA_PROPERTY_ID,
)

22
backend/engine/engine.py
View file

@ -1118,6 +1118,28 @@ async def model_engine(body: PlanTriggerRequest):
# When the goal is Increasing EPC, we can run the funding optimiser
if body.goal == "Increasing EPC":
solutions_no_budget = optimise_with_scenarios(
p=p,
input_measures=input_measures,
budget=None,
target_gain=gain,
enforce_heat_pump_insulation=True,
enforce_fabric_first=body.enforce_fabric_first,
already_installed_sap=already_installed_sap, # To be passed to output
)
solutions_no_budget["total_cost"]
solutions_with_budget = optimise_with_scenarios(
p=p,
input_measures=input_measures,
budget=5000,
target_gain=gain,
enforce_heat_pump_insulation=True,
enforce_fabric_first=body.enforce_fabric_first,
already_installed_sap=already_installed_sap, # To be passed to output
)
solutions_with_budget["total_cost"]
solutions = optimise_with_scenarios(
p=p,
input_measures=input_measures,

34
recommendations/optimiser/CostOptimiser.py
View file

@ -12,13 +12,16 @@ class CostOptimiser:
# We add an optional buffer to the minimum gain to allow for slack in the optimisation
BUFFER = 0.2
def __init__(self, components, min_gain, verbose=False):
def __init__(
self, components, min_gain, verbose=False, allow_slack=True
):
self.components = components
self.min_gain = min_gain
self.gain_constraint = None
self.m = None
self.variables = []
self.solution = []
self.allow_slack = allow_slack
self.solution_cost = None
self.solution_gain = None
@ -81,6 +84,20 @@ class CostOptimiser:
for group_vars in self.variables:
self.m += xsum(var for var in group_vars) <= 1
def add_budget_constraint(self, budget: int | float) -> None:
# Inject budget constraint, which ensures that sum of cost_ig * x_ig <= budget, where cost_ig represents the
# cost for the ith component in group g, and x_ig is the binary decision variable for the ith component in
# group g
self.m += (
xsum(
item["cost"] * var
for group, group_vars in zip(self.components, self.variables)
for item, var in zip(group, group_vars)
)
<= budget
)
def setup_slack(self):
# Remove the original gain constraint
@ -109,10 +126,17 @@ class CostOptimiser:
self.m.optimize()
if self.m.status == OptimizationStatus.INFEASIBLE:
# Turn off logging - too noisy
# logger.info("We have an infeasible model, setting up slack model")
self.setup_slack()
self.m.optimize()
if self.allow_slack:
self.setup_slack()
self.m.optimize()
else:
# Explicity return an empty solution
self.solution = []
self.solution_cost = 0
self.solution_gain = 0
return
# If we still have an infeasible solution, we return an empty solution
self.solution = [
item for group, group_vars in zip(self.components, self.variables) for item, var in zip(group, group_vars)

9
recommendations/optimiser/GainOptimiser.py
View file

@ -21,8 +21,8 @@ class GainOptimiser:
:param components: List of components, where each component is a dictionary with keys "id", "cost" and "gain"
:param max_cost: Maximum cost constraint
:param max_gain: Maximum gain constraint
:param allow_slack: If True, allows the model to use slack variables to relax the cost constraint if the model
is infeasible. Defaults to True.
:param allow_slack: If True, and the solution is infeasible, allows the model to use slack variables to relax
the cost constraint if the model. Defaults to True.
:param verbose: If True, enables verbose logging
"""
self.components = components
@ -86,6 +86,9 @@ class GainOptimiser:
for group_vars in self.variables:
self.m += xsum(var for var in group_vars) <= 1
self.m.max_gap = 0
self.m.integer_tol = 1e-9
def setup_slack(self):
# Remove the original cost constraint
self.m.remove(self.cost_constraint)
@ -148,5 +151,5 @@ class GainOptimiser:
self.solution = solution
self.solution_gain = self.m.objective.x
self.solution_gain = sum(component['gain'] for component in self.solution)
self.solution_cost = sum([component['cost'] for component in self.solution])

175
recommendations/optimiser/StrategicOptimiser.py Normal file
View file

@ -0,0 +1,175 @@
from enum import Enum
from mip import OptimizationStatus
from typing import Sequence, Optional, TypedDict, List
from recommendations.optimiser.CostOptimiser import CostOptimiser
from recommendations.optimiser.GainOptimiser import GainOptimiser
class Measure(TypedDict):
id: str
cost: float
gain: float
class Strategies(Enum):
CASE_1_TRY_MIN_COST_WITH_CONSTRAINTS = "case_1_try_min_cost_with_constraints"
CASE_1_SOLVE_MAX_GAIN_UNDER_BUDGET = "case_1_solve_max_gain_under_budget"
CASE_2_SOLVE_MAX_GAIN_UNDER_BUDGET = "case_2_solve_max_gain_under_budget"
CASE_3_SOLVE_MIN_COST_FOR_TARGET = "case_3_solve_min_cost_for_target"
class StrategicOptimiser:
"""
Domain-level optimiser implementing logical optimisation logic.
Behaviour:
1) If both budget and target_gain are provided:
- Minimise cost subject to:
gain >= target_gain
cost <= budget
- If infeasible:
maximise gain subject to cost <= budget
2) If only budget is provided:
- Maximise gain under budget
3) If only target_gain is provided:
- Minimise cost to achieve gain
"""
def __init__(
self,
components: Sequence[Sequence[Measure]],
budget: Optional[float] = None,
target_gain: Optional[float] = None,
verbose: bool = False,
) -> None:
if not components:
raise ValueError("Components cannot be empty.")
if budget is None and target_gain is None:
raise ValueError("At least one of budget or target_gain must be provided.")
self.components = components
self.budget = budget
self.target_gain = target_gain
self.verbose = verbose
self.solution: List[Measure] = []
self.solution_cost: float = 0.0
self.solution_gain: float = 0.0
# For debugging purposes, we keep a record of which option was selected
self.strategy_used: Optional[Strategies] = None
def solve(self) -> None:
"""
Primary entry point for solving the optimisation problem based on the provided budget and target gain.
:return:
"""
# Case 1: budget + target
if self.budget is not None and self.target_gain is not None:
# Given:
# Budget B
# Target gain G
#
# We want the solution to:
#
# Primary problem (P1)
# min cost
# subject to
#
# gain >= 𝐺
# cost <= B
# multiple-choice constraints
#
# If (P1) is feasible → that solution is exactly what you want.
# If (P1) is infeasible → solve the following problem (P2):
#
# max gain
# subject to
#
# cost <= B
if self._try_min_cost_with_constraints():
# Keep a record of the strategy used to solve the problem, for debugging purposes
self.strategy_used = Strategies.CASE_1_TRY_MIN_COST_WITH_CONSTRAINTS
return
self._solve_max_gain_under_budget()
self.strategy_used = Strategies.CASE_1_SOLVE_MAX_GAIN_UNDER_BUDGET
return
# Case 2: budget only
if self.budget is not None:
self._solve_max_gain_under_budget()
self.strategy_used = Strategies.CASE_2_SOLVE_MAX_GAIN_UNDER_BUDGET
return
# Case 3: target only
self._solve_min_cost_for_target()
self.strategy_used = Strategies.CASE_3_SOLVE_MIN_COST_FOR_TARGET
return
# ---------------------------------------------------------
# Internal Functions
# ---------------------------------------------------------
def _try_min_cost_with_constraints(self) -> bool:
"""
Try to minimise cost while satisfying:
gain >= target_gain
cost <= budget
"""
opt = CostOptimiser(
self.components,
min_gain=self.target_gain,
verbose=self.verbose,
allow_slack=False
)
opt.setup()
opt.add_budget_constraint(self.budget)
opt.solve()
if opt.m.status == OptimizationStatus.INFEASIBLE:
return False
self._store_solution(opt.solution)
return True
def _solve_max_gain_under_budget(self) -> None:
opt = GainOptimiser(
self.components,
max_cost=self.budget,
max_gain=None,
allow_slack=False,
verbose=self.verbose
)
opt.setup()
opt.solve()
self._store_solution(opt.solution)
def _solve_min_cost_for_target(self) -> None:
opt = CostOptimiser(
self.components,
min_gain=self.target_gain,
verbose=self.verbose
)
opt.setup()
opt.solve()
self._store_solution(opt.solution)
def _store_solution(self, solution: List[Measure]) -> None:
self.solution = solution
self.solution_cost = sum(m["cost"] for m in solution)
self.solution_gain = sum(m["gain"] for m in solution)

1
recommendations/optimiser/funding_optimiser.py
View file

@ -1119,6 +1119,7 @@ def run_optimizer(
return None, 0.0, 0.0
if budget is not None:
opt = GainOptimiser(
input_measures, max_cost=budget, max_gain=0 if sub_target_gain == 0 else (sub_target_gain or float("inf")),
allow_slack=allow_slack

726
recommendations/tests/test_optimiser_functions.py
View file

@ -5,6 +5,7 @@ from recommendations.tests.test_data.measures_to_optimise import measures_to_opt
from recommendations.optimiser import optimiser_functions
from recommendations.optimiser.GainOptimiser import GainOptimiser
from recommendations.optimiser.CostOptimiser import CostOptimiser
from recommendations.optimiser.StrategicOptimiser import StrategicOptimiser, Strategies
class TestPrepareInputMeasures:
@ -287,3 +288,728 @@ class TestIncreasingEpcE2e:
# We don't add ventilation as major insulation work isn't done
ventilation_added = any(rec["recommendation_id"] == "3_phase=2" and rec["default"] for rec in flattened)
assert not ventilation_added, "Ventilation should not be added without major insulation work"
class TestStrategicOptimiser:
def test_budget_and_target_gain(self):
components = [
[
{'id': '0_phase=0', 'cost': 819.0, 'gain': 5.6, 'type': 'loft_insulation', 'innovation_uplift': 0,
'cost_minus_uplift': 819.0, 'raw_cost': 819.0, 'partial_project_funding': 0,
'partial_project_score': 0, 'uplift_project_score': 0, 'already_installed': False,
'has_battery': False, 'array_size': 0},
{'id': '1_phase=0', 'cost': 702.0, 'gain': 5.6, 'type': 'loft_insulation', 'innovation_uplift': 0,
'cost_minus_uplift': 702.0, 'raw_cost': 702.0, 'partial_project_funding': 0,
'partial_project_score': 0, 'uplift_project_score': 0, 'already_installed': False,
'has_battery': False, 'array_size': 0},
{'id': '2_phase=0', 'cost': 585.0, 'gain': 5.6, 'type': 'loft_insulation', 'innovation_uplift': 0,
'cost_minus_uplift': 585.0, 'raw_cost': 585.0, 'partial_project_funding': 0,
'partial_project_score': 0, 'uplift_project_score': 0, 'already_installed': False,
'has_battery': False, 'array_size': 0}],
[{'id': '4_phase=2', 'cost': 3656.25, 'gain': 2.0, 'type': 'suspended_floor_insulation',
'innovation_uplift': 0, 'cost_minus_uplift': 3656.25, 'raw_cost': 3656.25, 'partial_project_funding': 0,
'partial_project_score': 0, 'uplift_project_score': 0, 'already_installed': False, 'has_battery': False,
'array_size': 0}],
[{'id': '5_phase=3', 'cost': 17.5, 'gain': 1.0, 'type': 'low_energy_lighting', 'innovation_uplift': 0,
'cost_minus_uplift': 17.5, 'raw_cost': 17.5, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 0}],
[{'id': '6_phase=4', 'cost': 140, 'gain': 3.4, 'type': 'roomstat_programmer_trvs', 'innovation_uplift': 0,
'cost_minus_uplift': 140, 'raw_cost': 140, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 0},
{'id': '7_phase=4', 'cost': 874.5680000000001, 'gain': 4.2, 'type': 'time_temperature_zone_control',
'innovation_uplift': 0, 'cost_minus_uplift': 874.5680000000001, 'raw_cost': 874.5680000000001,
'partial_project_funding': 0, 'partial_project_score': 0, 'uplift_project_score': 0,
'already_installed': False, 'has_battery': False, 'array_size': 0}],
[{'id': '9_phase=6', 'cost': 5420.0, 'gain': 13.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5420.0, 'raw_cost': 5420.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.6},
{'id': '10_phase=6', 'cost': 6210.0, 'gain': 16.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6210.0, 'raw_cost': 6210.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.6,
'battery_gain': 3},
{'id': '11_phase=6', 'cost': 6820.0, 'gain': 16.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6820.0, 'raw_cost': 6820.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.6,
'battery_gain': 3},
{'id': '12_phase=6', 'cost': 7202.0, 'gain': 14.5, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7202.0, 'raw_cost': 7202.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.915},
{'id': '13_phase=6', 'cost': 6495.0, 'gain': 14.5, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6495.0, 'raw_cost': 6495.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.92},
{'id': '14_phase=6', 'cost': 7285.0, 'gain': 17.5, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7285.0, 'raw_cost': 7285.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.92,
'battery_gain': 3},
{'id': '15_phase=6', 'cost': 7895.0, 'gain': 17.5, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7895.0, 'raw_cost': 7895.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.92,
'battery_gain': 3},
{'id': '16_phase=6', 'cost': 5520.0, 'gain': 15.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5520.0, 'raw_cost': 5520.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 4.0},
{'id': '17_phase=6', 'cost': 6310.0, 'gain': 18.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6310.0, 'raw_cost': 6310.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 4.0,
'battery_gain': 3},
{'id': '18_phase=6', 'cost': 6920.0, 'gain': 18.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6920.0, 'raw_cost': 6920.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 4.0,
'battery_gain': 3},
{'id': '19_phase=6', 'cost': 5320.0, 'gain': 12.1, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5320.0, 'raw_cost': 5320.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.2},
{'id': '20_phase=6', 'cost': 6110.0, 'gain': 14.1, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6110.0, 'raw_cost': 6110.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.2,
'battery_gain': 2},
{'id': '21_phase=6', 'cost': 6720.0, 'gain': 14.1, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6720.0, 'raw_cost': 6720.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.2,
'battery_gain': 2},
{'id': '22_phase=6', 'cost': 6932.0, 'gain': 13.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6932.0, 'raw_cost': 6932.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.48},
{'id': '23_phase=6', 'cost': 6295.0, 'gain': 13.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6295.0, 'raw_cost': 6295.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.48},
{'id': '24_phase=6', 'cost': 7085.0, 'gain': 16.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7085.0, 'raw_cost': 7085.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.48,
'battery_gain': 3},
{'id': '25_phase=6', 'cost': 7695.0, 'gain': 16.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7695.0, 'raw_cost': 7695.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.48,
'battery_gain': 3},
{'id': '26_phase=6', 'cost': 5220.0, 'gain': 10.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5220.0, 'raw_cost': 5220.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.8},
{'id': '27_phase=6', 'cost': 6662.0, 'gain': 12.3, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6662.0, 'raw_cost': 6662.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.045},
{'id': '28_phase=6', 'cost': 6095.0, 'gain': 12.3, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6095.0, 'raw_cost': 6095.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.05},
{'id': '29_phase=6', 'cost': 5160.0, 'gain': 9.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5160.0, 'raw_cost': 5160.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.4},
{'id': '30_phase=6', 'cost': 6392.0, 'gain': 10.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6392.0, 'raw_cost': 6392.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.61},
{'id': '31_phase=6', 'cost': 5910.0, 'gain': 10.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5910.0, 'raw_cost': 5910.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.61},
{'id': '32_phase=6', 'cost': 5100.0, 'gain': 8.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5100.0, 'raw_cost': 5100.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.0},
{'id': '33_phase=6', 'cost': 6098.0, 'gain': 8.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6098.0, 'raw_cost': 6098.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.175},
{'id': '34_phase=6', 'cost': 5725.0, 'gain': 8.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5725.0, 'raw_cost': 5725.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.18},
{'id': '35_phase=6', 'cost': 5040.0, 'gain': 6.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5040.0, 'raw_cost': 5040.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 1.6},
{'id': '36_phase=6', 'cost': 5828.0, 'gain': 7.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5828.0, 'raw_cost': 5828.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 1.74},
{'id': '37_phase=6', 'cost': 5540.0, 'gain': 7.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5540.0, 'raw_cost': 5540.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 1.74}
]
]
budget = 5000
target_gain = 11.5
opt = StrategicOptimiser(
components=components,
target_gain=target_gain,
budget=budget,
)
opt.solve()
# check strategy used
assert opt.strategy_used.value == "case_1_try_min_cost_with_constraints"
# Check the solution values
assert opt.solution_cost == 4398.75
assert opt.solution_gain == 12
def test_budget_and_target_gain_2(self):
components = [
[
{'id': '0_phase=0', 'cost': 819.0, 'gain': 5.6, 'type': 'loft_insulation', 'innovation_uplift': 0,
'cost_minus_uplift': 819.0, 'raw_cost': 819.0, 'partial_project_funding': 0,
'partial_project_score': 0, 'uplift_project_score': 0, 'already_installed': False,
'has_battery': False, 'array_size': 0},
{'id': '1_phase=0', 'cost': 702.0, 'gain': 5.6, 'type': 'loft_insulation', 'innovation_uplift': 0,
'cost_minus_uplift': 702.0, 'raw_cost': 702.0, 'partial_project_funding': 0,
'partial_project_score': 0, 'uplift_project_score': 0, 'already_installed': False,
'has_battery': False, 'array_size': 0},
{'id': '2_phase=0', 'cost': 585.0, 'gain': 5.6, 'type': 'loft_insulation', 'innovation_uplift': 0,
'cost_minus_uplift': 585.0, 'raw_cost': 585.0, 'partial_project_funding': 0,
'partial_project_score': 0, 'uplift_project_score': 0, 'already_installed': False,
'has_battery': False, 'array_size': 0}],
[{'id': '4_phase=2', 'cost': 3656.25, 'gain': 2.0, 'type': 'suspended_floor_insulation',
'innovation_uplift': 0, 'cost_minus_uplift': 3656.25, 'raw_cost': 3656.25, 'partial_project_funding': 0,
'partial_project_score': 0, 'uplift_project_score': 0, 'already_installed': False, 'has_battery': False,
'array_size': 0}],
[{'id': '5_phase=3', 'cost': 17.5, 'gain': 1.0, 'type': 'low_energy_lighting', 'innovation_uplift': 0,
'cost_minus_uplift': 17.5, 'raw_cost': 17.5, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 0}],
[{'id': '6_phase=4', 'cost': 140, 'gain': 3.4, 'type': 'roomstat_programmer_trvs', 'innovation_uplift': 0,
'cost_minus_uplift': 140, 'raw_cost': 140, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 0},
{'id': '7_phase=4', 'cost': 874.5680000000001, 'gain': 4.2, 'type': 'time_temperature_zone_control',
'innovation_uplift': 0, 'cost_minus_uplift': 874.5680000000001, 'raw_cost': 874.5680000000001,
'partial_project_funding': 0, 'partial_project_score': 0, 'uplift_project_score': 0,
'already_installed': False, 'has_battery': False, 'array_size': 0}],
[{'id': '9_phase=6', 'cost': 5420.0, 'gain': 13.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5420.0, 'raw_cost': 5420.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.6},
{'id': '10_phase=6', 'cost': 6210.0, 'gain': 16.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6210.0, 'raw_cost': 6210.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.6,
'battery_gain': 3},
{'id': '11_phase=6', 'cost': 6820.0, 'gain': 16.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6820.0, 'raw_cost': 6820.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.6,
'battery_gain': 3},
{'id': '12_phase=6', 'cost': 7202.0, 'gain': 14.5, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7202.0, 'raw_cost': 7202.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.915},
{'id': '13_phase=6', 'cost': 6495.0, 'gain': 14.5, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6495.0, 'raw_cost': 6495.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.92},
{'id': '14_phase=6', 'cost': 7285.0, 'gain': 17.5, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7285.0, 'raw_cost': 7285.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.92,
'battery_gain': 3},
{'id': '15_phase=6', 'cost': 7895.0, 'gain': 17.5, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7895.0, 'raw_cost': 7895.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.92,
'battery_gain': 3},
{'id': '16_phase=6', 'cost': 5520.0, 'gain': 15.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5520.0, 'raw_cost': 5520.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 4.0},
{'id': '17_phase=6', 'cost': 6310.0, 'gain': 18.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6310.0, 'raw_cost': 6310.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 4.0,
'battery_gain': 3},
{'id': '18_phase=6', 'cost': 6920.0, 'gain': 18.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6920.0, 'raw_cost': 6920.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 4.0,
'battery_gain': 3},
{'id': '19_phase=6', 'cost': 5320.0, 'gain': 12.1, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5320.0, 'raw_cost': 5320.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.2},
{'id': '20_phase=6', 'cost': 6110.0, 'gain': 14.1, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6110.0, 'raw_cost': 6110.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.2,
'battery_gain': 2},
{'id': '21_phase=6', 'cost': 6720.0, 'gain': 14.1, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6720.0, 'raw_cost': 6720.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.2,
'battery_gain': 2},
{'id': '22_phase=6', 'cost': 6932.0, 'gain': 13.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6932.0, 'raw_cost': 6932.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.48},
{'id': '23_phase=6', 'cost': 6295.0, 'gain': 13.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6295.0, 'raw_cost': 6295.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.48},
{'id': '24_phase=6', 'cost': 7085.0, 'gain': 16.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7085.0, 'raw_cost': 7085.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.48,
'battery_gain': 3},
{'id': '25_phase=6', 'cost': 7695.0, 'gain': 16.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7695.0, 'raw_cost': 7695.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.48,
'battery_gain': 3},
{'id': '26_phase=6', 'cost': 5220.0, 'gain': 10.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5220.0, 'raw_cost': 5220.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.8},
{'id': '27_phase=6', 'cost': 6662.0, 'gain': 12.3, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6662.0, 'raw_cost': 6662.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.045},
{'id': '28_phase=6', 'cost': 6095.0, 'gain': 12.3, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6095.0, 'raw_cost': 6095.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.05},
{'id': '29_phase=6', 'cost': 5160.0, 'gain': 9.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5160.0, 'raw_cost': 5160.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.4},
{'id': '30_phase=6', 'cost': 6392.0, 'gain': 10.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6392.0, 'raw_cost': 6392.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.61},
{'id': '31_phase=6', 'cost': 5910.0, 'gain': 10.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5910.0, 'raw_cost': 5910.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.61},
{'id': '32_phase=6', 'cost': 5100.0, 'gain': 8.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5100.0, 'raw_cost': 5100.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.0},
{'id': '33_phase=6', 'cost': 6098.0, 'gain': 8.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6098.0, 'raw_cost': 6098.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.175},
{'id': '34_phase=6', 'cost': 5725.0, 'gain': 8.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5725.0, 'raw_cost': 5725.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.18},
{'id': '35_phase=6', 'cost': 5040.0, 'gain': 6.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5040.0, 'raw_cost': 5040.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 1.6},
{'id': '36_phase=6', 'cost': 5828.0, 'gain': 7.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5828.0, 'raw_cost': 5828.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 1.74},
{'id': '37_phase=6', 'cost': 5540.0, 'gain': 7.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5540.0, 'raw_cost': 5540.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 1.74}
]
]
budget = 4000
target_gain = 11.5
opt = StrategicOptimiser(
components=components,
target_gain=target_gain,
budget=budget,
)
opt.solve()
# We expect to use case 1, but we won't be able to meet the target gain, so we should get the best solution
# possible within the budget. We end up with an infeasible solution when we try
# case_1_try_min_cost_with_constraints
assert opt.strategy_used.value == "case_1_solve_max_gain_under_budget"
assert opt.solution_cost == 1477.0680000000002
assert opt.solution_gain == 10.8
def test_just_gain(self):
components = [
[
{'id': '0_phase=0', 'cost': 819.0, 'gain': 5.6, 'type': 'loft_insulation', 'innovation_uplift': 0,
'cost_minus_uplift': 819.0, 'raw_cost': 819.0, 'partial_project_funding': 0,
'partial_project_score': 0, 'uplift_project_score': 0, 'already_installed': False,
'has_battery': False, 'array_size': 0},
{'id': '1_phase=0', 'cost': 702.0, 'gain': 5.6, 'type': 'loft_insulation', 'innovation_uplift': 0,
'cost_minus_uplift': 702.0, 'raw_cost': 702.0, 'partial_project_funding': 0,
'partial_project_score': 0, 'uplift_project_score': 0, 'already_installed': False,
'has_battery': False, 'array_size': 0},
{'id': '2_phase=0', 'cost': 585.0, 'gain': 5.6, 'type': 'loft_insulation', 'innovation_uplift': 0,
'cost_minus_uplift': 585.0, 'raw_cost': 585.0, 'partial_project_funding': 0,
'partial_project_score': 0, 'uplift_project_score': 0, 'already_installed': False,
'has_battery': False, 'array_size': 0}],
[{'id': '4_phase=2', 'cost': 3656.25, 'gain': 2.0, 'type': 'suspended_floor_insulation',
'innovation_uplift': 0, 'cost_minus_uplift': 3656.25, 'raw_cost': 3656.25, 'partial_project_funding': 0,
'partial_project_score': 0, 'uplift_project_score': 0, 'already_installed': False, 'has_battery': False,
'array_size': 0}],
[{'id': '5_phase=3', 'cost': 17.5, 'gain': 1.0, 'type': 'low_energy_lighting', 'innovation_uplift': 0,
'cost_minus_uplift': 17.5, 'raw_cost': 17.5, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 0}],
[{'id': '6_phase=4', 'cost': 140, 'gain': 3.4, 'type': 'roomstat_programmer_trvs', 'innovation_uplift': 0,
'cost_minus_uplift': 140, 'raw_cost': 140, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 0},
{'id': '7_phase=4', 'cost': 874.5680000000001, 'gain': 4.2, 'type': 'time_temperature_zone_control',
'innovation_uplift': 0, 'cost_minus_uplift': 874.5680000000001, 'raw_cost': 874.5680000000001,
'partial_project_funding': 0, 'partial_project_score': 0, 'uplift_project_score': 0,
'already_installed': False, 'has_battery': False, 'array_size': 0}],
[{'id': '9_phase=6', 'cost': 5420.0, 'gain': 13.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5420.0, 'raw_cost': 5420.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.6},
{'id': '10_phase=6', 'cost': 6210.0, 'gain': 16.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6210.0, 'raw_cost': 6210.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.6,
'battery_gain': 3},
{'id': '11_phase=6', 'cost': 6820.0, 'gain': 16.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6820.0, 'raw_cost': 6820.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.6,
'battery_gain': 3},
{'id': '12_phase=6', 'cost': 7202.0, 'gain': 14.5, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7202.0, 'raw_cost': 7202.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.915},
{'id': '13_phase=6', 'cost': 6495.0, 'gain': 14.5, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6495.0, 'raw_cost': 6495.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.92},
{'id': '14_phase=6', 'cost': 7285.0, 'gain': 17.5, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7285.0, 'raw_cost': 7285.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.92,
'battery_gain': 3},
{'id': '15_phase=6', 'cost': 7895.0, 'gain': 17.5, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7895.0, 'raw_cost': 7895.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.92,
'battery_gain': 3},
{'id': '16_phase=6', 'cost': 5520.0, 'gain': 15.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5520.0, 'raw_cost': 5520.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 4.0},
{'id': '17_phase=6', 'cost': 6310.0, 'gain': 18.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6310.0, 'raw_cost': 6310.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 4.0,
'battery_gain': 3},
{'id': '18_phase=6', 'cost': 6920.0, 'gain': 18.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6920.0, 'raw_cost': 6920.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 4.0,
'battery_gain': 3},
{'id': '19_phase=6', 'cost': 5320.0, 'gain': 12.1, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5320.0, 'raw_cost': 5320.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.2},
{'id': '20_phase=6', 'cost': 6110.0, 'gain': 14.1, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6110.0, 'raw_cost': 6110.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.2,
'battery_gain': 2},
{'id': '21_phase=6', 'cost': 6720.0, 'gain': 14.1, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6720.0, 'raw_cost': 6720.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.2,
'battery_gain': 2},
{'id': '22_phase=6', 'cost': 6932.0, 'gain': 13.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6932.0, 'raw_cost': 6932.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.48},
{'id': '23_phase=6', 'cost': 6295.0, 'gain': 13.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6295.0, 'raw_cost': 6295.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.48},
{'id': '24_phase=6', 'cost': 7085.0, 'gain': 16.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7085.0, 'raw_cost': 7085.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.48,
'battery_gain': 3},
{'id': '25_phase=6', 'cost': 7695.0, 'gain': 16.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7695.0, 'raw_cost': 7695.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.48,
'battery_gain': 3},
{'id': '26_phase=6', 'cost': 5220.0, 'gain': 10.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5220.0, 'raw_cost': 5220.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.8},
{'id': '27_phase=6', 'cost': 6662.0, 'gain': 12.3, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6662.0, 'raw_cost': 6662.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.045},
{'id': '28_phase=6', 'cost': 6095.0, 'gain': 12.3, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6095.0, 'raw_cost': 6095.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.05},
{'id': '29_phase=6', 'cost': 5160.0, 'gain': 9.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5160.0, 'raw_cost': 5160.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.4},
{'id': '30_phase=6', 'cost': 6392.0, 'gain': 10.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6392.0, 'raw_cost': 6392.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.61},
{'id': '31_phase=6', 'cost': 5910.0, 'gain': 10.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5910.0, 'raw_cost': 5910.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.61},
{'id': '32_phase=6', 'cost': 5100.0, 'gain': 8.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5100.0, 'raw_cost': 5100.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.0},
{'id': '33_phase=6', 'cost': 6098.0, 'gain': 8.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6098.0, 'raw_cost': 6098.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.175},
{'id': '34_phase=6', 'cost': 5725.0, 'gain': 8.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5725.0, 'raw_cost': 5725.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.18},
{'id': '35_phase=6', 'cost': 5040.0, 'gain': 6.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5040.0, 'raw_cost': 5040.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 1.6},
{'id': '36_phase=6', 'cost': 5828.0, 'gain': 7.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5828.0, 'raw_cost': 5828.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 1.74},
{'id': '37_phase=6', 'cost': 5540.0, 'gain': 7.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5540.0, 'raw_cost': 5540.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 1.74}
]
]
budget = None
target_gain = 11.5
opt = StrategicOptimiser(
components=components,
target_gain=target_gain,
budget=budget,
)
opt.solve()
# Should be case 3 - minimise cost for target gain
assert opt.strategy_used.value == "case_3_solve_min_cost_for_target"
assert opt.solution_cost == 4398.75
assert opt.solution_gain == 12
def test_just_gain2(self):
components = [
[
{'id': '0_phase=0', 'cost': 819.0, 'gain': 5.6, 'type': 'loft_insulation', 'innovation_uplift': 0,
'cost_minus_uplift': 819.0, 'raw_cost': 819.0, 'partial_project_funding': 0,
'partial_project_score': 0, 'uplift_project_score': 0, 'already_installed': False,
'has_battery': False, 'array_size': 0},
{'id': '1_phase=0', 'cost': 702.0, 'gain': 5.6, 'type': 'loft_insulation', 'innovation_uplift': 0,
'cost_minus_uplift': 702.0, 'raw_cost': 702.0, 'partial_project_funding': 0,
'partial_project_score': 0, 'uplift_project_score': 0, 'already_installed': False,
'has_battery': False, 'array_size': 0},
{'id': '2_phase=0', 'cost': 585.0, 'gain': 5.6, 'type': 'loft_insulation', 'innovation_uplift': 0,
'cost_minus_uplift': 585.0, 'raw_cost': 585.0, 'partial_project_funding': 0,
'partial_project_score': 0, 'uplift_project_score': 0, 'already_installed': False,
'has_battery': False, 'array_size': 0}],
[{'id': '4_phase=2', 'cost': 3656.25, 'gain': 2.0, 'type': 'suspended_floor_insulation',
'innovation_uplift': 0, 'cost_minus_uplift': 3656.25, 'raw_cost': 3656.25, 'partial_project_funding': 0,
'partial_project_score': 0, 'uplift_project_score': 0, 'already_installed': False, 'has_battery': False,
'array_size': 0}],
[{'id': '5_phase=3', 'cost': 17.5, 'gain': 1.0, 'type': 'low_energy_lighting', 'innovation_uplift': 0,
'cost_minus_uplift': 17.5, 'raw_cost': 17.5, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 0}],
[{'id': '6_phase=4', 'cost': 140, 'gain': 3.4, 'type': 'roomstat_programmer_trvs', 'innovation_uplift': 0,
'cost_minus_uplift': 140, 'raw_cost': 140, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 0},
{'id': '7_phase=4', 'cost': 874.5680000000001, 'gain': 4.2, 'type': 'time_temperature_zone_control',
'innovation_uplift': 0, 'cost_minus_uplift': 874.5680000000001, 'raw_cost': 874.5680000000001,
'partial_project_funding': 0, 'partial_project_score': 0, 'uplift_project_score': 0,
'already_installed': False, 'has_battery': False, 'array_size': 0}],
[{'id': '9_phase=6', 'cost': 5420.0, 'gain': 13.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5420.0, 'raw_cost': 5420.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.6},
{'id': '10_phase=6', 'cost': 6210.0, 'gain': 16.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6210.0, 'raw_cost': 6210.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.6,
'battery_gain': 3},
{'id': '11_phase=6', 'cost': 6820.0, 'gain': 16.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6820.0, 'raw_cost': 6820.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.6,
'battery_gain': 3},
{'id': '12_phase=6', 'cost': 7202.0, 'gain': 14.5, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7202.0, 'raw_cost': 7202.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.915},
{'id': '13_phase=6', 'cost': 6495.0, 'gain': 14.5, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6495.0, 'raw_cost': 6495.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.92},
{'id': '14_phase=6', 'cost': 7285.0, 'gain': 17.5, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7285.0, 'raw_cost': 7285.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.92,
'battery_gain': 3},
{'id': '15_phase=6', 'cost': 7895.0, 'gain': 17.5, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7895.0, 'raw_cost': 7895.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.92,
'battery_gain': 3},
{'id': '16_phase=6', 'cost': 5520.0, 'gain': 15.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5520.0, 'raw_cost': 5520.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 4.0},
{'id': '17_phase=6', 'cost': 6310.0, 'gain': 18.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6310.0, 'raw_cost': 6310.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 4.0,
'battery_gain': 3},
{'id': '18_phase=6', 'cost': 6920.0, 'gain': 18.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6920.0, 'raw_cost': 6920.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 4.0,
'battery_gain': 3},
{'id': '19_phase=6', 'cost': 5320.0, 'gain': 12.1, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5320.0, 'raw_cost': 5320.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.2},
{'id': '20_phase=6', 'cost': 6110.0, 'gain': 14.1, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6110.0, 'raw_cost': 6110.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.2,
'battery_gain': 2},
{'id': '21_phase=6', 'cost': 6720.0, 'gain': 14.1, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6720.0, 'raw_cost': 6720.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.2,
'battery_gain': 2},
{'id': '22_phase=6', 'cost': 6932.0, 'gain': 13.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6932.0, 'raw_cost': 6932.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.48},
{'id': '23_phase=6', 'cost': 6295.0, 'gain': 13.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6295.0, 'raw_cost': 6295.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.48},
{'id': '24_phase=6', 'cost': 7085.0, 'gain': 16.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7085.0, 'raw_cost': 7085.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.48,
'battery_gain': 3},
{'id': '25_phase=6', 'cost': 7695.0, 'gain': 16.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7695.0, 'raw_cost': 7695.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.48,
'battery_gain': 3},
{'id': '26_phase=6', 'cost': 5220.0, 'gain': 10.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5220.0, 'raw_cost': 5220.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.8},
{'id': '27_phase=6', 'cost': 6662.0, 'gain': 12.3, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6662.0, 'raw_cost': 6662.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.045},
{'id': '28_phase=6', 'cost': 6095.0, 'gain': 12.3, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6095.0, 'raw_cost': 6095.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.05},
{'id': '29_phase=6', 'cost': 5160.0, 'gain': 9.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5160.0, 'raw_cost': 5160.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.4},
{'id': '30_phase=6', 'cost': 6392.0, 'gain': 10.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6392.0, 'raw_cost': 6392.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.61},
{'id': '31_phase=6', 'cost': 5910.0, 'gain': 10.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5910.0, 'raw_cost': 5910.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.61},
{'id': '32_phase=6', 'cost': 5100.0, 'gain': 8.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5100.0, 'raw_cost': 5100.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.0},
{'id': '33_phase=6', 'cost': 6098.0, 'gain': 8.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6098.0, 'raw_cost': 6098.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.175},
{'id': '34_phase=6', 'cost': 5725.0, 'gain': 8.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5725.0, 'raw_cost': 5725.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.18},
{'id': '35_phase=6', 'cost': 5040.0, 'gain': 6.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5040.0, 'raw_cost': 5040.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 1.6},
{'id': '36_phase=6', 'cost': 5828.0, 'gain': 7.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5828.0, 'raw_cost': 5828.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 1.74},
{'id': '37_phase=6', 'cost': 5540.0, 'gain': 7.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5540.0, 'raw_cost': 5540.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 1.74}
]
]
budget = None
target_gain = 20
opt = StrategicOptimiser(
components=components,
target_gain=target_gain,
budget=budget,
)
opt.solve()
# Should be case 3 - minimise cost for target gain
assert opt.strategy_used.value == "case_3_solve_min_cost_for_target"
assert opt.solution_cost == 5962.5
assert opt.solution_gain == 20.2
def test_just_budget(self):
components = [
[
{'id': '0_phase=0', 'cost': 819.0, 'gain': 5.6, 'type': 'loft_insulation', 'innovation_uplift': 0,
'cost_minus_uplift': 819.0, 'raw_cost': 819.0, 'partial_project_funding': 0,
'partial_project_score': 0, 'uplift_project_score': 0, 'already_installed': False,
'has_battery': False, 'array_size': 0},
{'id': '1_phase=0', 'cost': 702.0, 'gain': 5.6, 'type': 'loft_insulation', 'innovation_uplift': 0,
'cost_minus_uplift': 702.0, 'raw_cost': 702.0, 'partial_project_funding': 0,
'partial_project_score': 0, 'uplift_project_score': 0, 'already_installed': False,
'has_battery': False, 'array_size': 0},
{'id': '2_phase=0', 'cost': 585.0, 'gain': 5.6, 'type': 'loft_insulation', 'innovation_uplift': 0,
'cost_minus_uplift': 585.0, 'raw_cost': 585.0, 'partial_project_funding': 0,
'partial_project_score': 0, 'uplift_project_score': 0, 'already_installed': False,
'has_battery': False, 'array_size': 0}],
[{'id': '4_phase=2', 'cost': 3656.25, 'gain': 2.0, 'type': 'suspended_floor_insulation',
'innovation_uplift': 0, 'cost_minus_uplift': 3656.25, 'raw_cost': 3656.25, 'partial_project_funding': 0,
'partial_project_score': 0, 'uplift_project_score': 0, 'already_installed': False, 'has_battery': False,
'array_size': 0}],
[{'id': '5_phase=3', 'cost': 17.5, 'gain': 1.0, 'type': 'low_energy_lighting', 'innovation_uplift': 0,
'cost_minus_uplift': 17.5, 'raw_cost': 17.5, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 0}],
[{'id': '6_phase=4', 'cost': 140, 'gain': 3.4, 'type': 'roomstat_programmer_trvs', 'innovation_uplift': 0,
'cost_minus_uplift': 140, 'raw_cost': 140, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 0},
{'id': '7_phase=4', 'cost': 874.5680000000001, 'gain': 4.2, 'type': 'time_temperature_zone_control',
'innovation_uplift': 0, 'cost_minus_uplift': 874.5680000000001, 'raw_cost': 874.5680000000001,
'partial_project_funding': 0, 'partial_project_score': 0, 'uplift_project_score': 0,
'already_installed': False, 'has_battery': False, 'array_size': 0}],
[{'id': '9_phase=6', 'cost': 5420.0, 'gain': 13.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5420.0, 'raw_cost': 5420.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.6},
{'id': '10_phase=6', 'cost': 6210.0, 'gain': 16.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6210.0, 'raw_cost': 6210.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.6,
'battery_gain': 3},
{'id': '11_phase=6', 'cost': 6820.0, 'gain': 16.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6820.0, 'raw_cost': 6820.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.6,
'battery_gain': 3},
{'id': '12_phase=6', 'cost': 7202.0, 'gain': 14.5, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7202.0, 'raw_cost': 7202.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.915},
{'id': '13_phase=6', 'cost': 6495.0, 'gain': 14.5, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6495.0, 'raw_cost': 6495.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.92},
{'id': '14_phase=6', 'cost': 7285.0, 'gain': 17.5, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7285.0, 'raw_cost': 7285.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.92,
'battery_gain': 3},
{'id': '15_phase=6', 'cost': 7895.0, 'gain': 17.5, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7895.0, 'raw_cost': 7895.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.92,
'battery_gain': 3},
{'id': '16_phase=6', 'cost': 5520.0, 'gain': 15.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5520.0, 'raw_cost': 5520.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 4.0},
{'id': '17_phase=6', 'cost': 6310.0, 'gain': 18.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6310.0, 'raw_cost': 6310.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 4.0,
'battery_gain': 3},
{'id': '18_phase=6', 'cost': 6920.0, 'gain': 18.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6920.0, 'raw_cost': 6920.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 4.0,
'battery_gain': 3},
{'id': '19_phase=6', 'cost': 5320.0, 'gain': 12.1, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5320.0, 'raw_cost': 5320.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.2},
{'id': '20_phase=6', 'cost': 6110.0, 'gain': 14.1, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6110.0, 'raw_cost': 6110.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.2,
'battery_gain': 2},
{'id': '21_phase=6', 'cost': 6720.0, 'gain': 14.1, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6720.0, 'raw_cost': 6720.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.2,
'battery_gain': 2},
{'id': '22_phase=6', 'cost': 6932.0, 'gain': 13.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6932.0, 'raw_cost': 6932.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.48},
{'id': '23_phase=6', 'cost': 6295.0, 'gain': 13.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6295.0, 'raw_cost': 6295.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.48},
{'id': '24_phase=6', 'cost': 7085.0, 'gain': 16.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7085.0, 'raw_cost': 7085.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.48,
'battery_gain': 3},
{'id': '25_phase=6', 'cost': 7695.0, 'gain': 16.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 7695.0, 'raw_cost': 7695.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': True, 'array_size': 3.48,
'battery_gain': 3},
{'id': '26_phase=6', 'cost': 5220.0, 'gain': 10.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5220.0, 'raw_cost': 5220.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.8},
{'id': '27_phase=6', 'cost': 6662.0, 'gain': 12.3, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6662.0, 'raw_cost': 6662.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.045},
{'id': '28_phase=6', 'cost': 6095.0, 'gain': 12.3, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6095.0, 'raw_cost': 6095.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 3.05},
{'id': '29_phase=6', 'cost': 5160.0, 'gain': 9.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5160.0, 'raw_cost': 5160.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.4},
{'id': '30_phase=6', 'cost': 6392.0, 'gain': 10.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6392.0, 'raw_cost': 6392.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.61},
{'id': '31_phase=6', 'cost': 5910.0, 'gain': 10.2, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5910.0, 'raw_cost': 5910.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.61},
{'id': '32_phase=6', 'cost': 5100.0, 'gain': 8.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5100.0, 'raw_cost': 5100.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.0},
{'id': '33_phase=6', 'cost': 6098.0, 'gain': 8.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 6098.0, 'raw_cost': 6098.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.175},
{'id': '34_phase=6', 'cost': 5725.0, 'gain': 8.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5725.0, 'raw_cost': 5725.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 2.18},
{'id': '35_phase=6', 'cost': 5040.0, 'gain': 6.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5040.0, 'raw_cost': 5040.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 1.6},
{'id': '36_phase=6', 'cost': 5828.0, 'gain': 7.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5828.0, 'raw_cost': 5828.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 1.74},
{'id': '37_phase=6', 'cost': 5540.0, 'gain': 7.0, 'type': 'solar_pv', 'innovation_uplift': 0,
'cost_minus_uplift': 5540.0, 'raw_cost': 5540.0, 'partial_project_funding': 0, 'partial_project_score': 0,
'uplift_project_score': 0, 'already_installed': False, 'has_battery': False, 'array_size': 1.74}
]
]
budget = 10000
target_gain = None
opt = StrategicOptimiser(
components=components,
target_gain=target_gain,
budget=budget,
)
opt.solve()
# Should be case 3 - minimise cost for target gain
assert opt.strategy_used.value == "case_2_solve_max_gain_under_budget"
assert opt.solution_cost == 7787.068
assert opt.solution_gain == 28.8