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feat(devices): add battery profiles
A battery profile describes a battery model: the charge and discharge limit
maps over temperature and SoC, the charge and discharge efficiency curves
over C-rate, the technical SoC bounds, the hard temperature cutoffs and,
for a model, its nominal capacity and power limits. EOS packages the
generic profile generic-lfp; users add their own profiles.
A battery or electric vehicle selects its profile by battery_profile and
describes how the installation differs from it in profile_adjustment
(capacity, power limits of the installation, periodic full charge). The
effective values are resolved from both at the measured operating point
(temperature, SoC, power) and shown as effective_* fields.
The GENETIC simulation uses the limits and efficiencies of the profile over
SoC, with precomputed tables as a fast path; GENETIC0 gets the values at the
operating point. Optimization parameters are always valid: a battery whose
profile is missing, unreadable or invalid uses the packaged generic-lfp
profile, and the former defaults only if that is not usable either; each is
logged as error, and an optimization run is never cancelled because of a
battery.
Additional changes
- Add a generic device profile store: user and packaged profiles, atomic
saves, compiled profiles cached per file and checked again at most once a
second, plain file names as profile names ('schema' is reserved). On
Windows, a save or read that collides with the other is retried briefly.
- Add the REST API /v1/profile to list the profile kinds and to list, read
(document and JSON schema), save and delete profiles.
- Check the hard temperature cutoffs on the exact temperature.
- Resolve inhibited charging or discharging to a power of 0, e.g. for a cold
battery; give GENETIC0 its own discharge limit for that.
- Limit generic profiles without own power limits to the former 5000 W.
- Accept only the implemented units; current limits need the nominal
voltage.
- Migrate legacy battery settings into the profile adjustment, keep the
former charge power limit as discharge limit (also for a Home Assistant
entity on it) and report dropped efficiencies as errors.
- Limit GENETIC battery discharge by the discharge power.
- Allow battery profile lookups while the configuration is created.
- Resolve a battery once per configuration dump.
- Package the bundled profiles, document battery profiles and regenerate
the configuration and OpenAPI documentation.
- Ignore the report PDFs written by the visualization tests.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Assisted-by: Claude Code (claude-opus-5-5)
This commit is contained in:
co-authored by
Claude Opus 5.5
parent
dd41e5d57c
commit
e255f987bf
@@ -169,3 +169,62 @@ async def test_optimize(
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# Everything passed, remove generated files
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TESTDATA_FILE.unlink()
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class TestGenetic0SocClampedOperationFactors:
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"""The SOC clamping uses the optimizer battery parameters, not the settings.
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Battery settings no longer hold capacity / efficiency / power fields (they
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come from the battery profile), so reading them from the settings fails.
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"""
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@pytest.fixture
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def solution(self, config_eos: ConfigEOS) -> Genetic0Solution:
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# A configured battery whose settings differ from the solution parameters.
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config_eos.merge_settings_from_dict(
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{
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"devices": {
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"max_batteries": 1,
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"batteries": {
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"battery1": {"device_id": "battery1", "profile_adjustment": {"nominal_capacity_wh": 8000}}
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},
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"max_inverters": 0,
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"inverters": None,
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}
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}
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)
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data = json.loads((DIR_TESTDATA / "optimize_result_1.json").read_text())
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return Genetic0Solution.model_validate(data)
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def test_uses_solution_battery_parameters(self, solution):
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bat = solution.parameters.pv_battery
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assert bat is not None
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assert bat.capacity_wh == 26400
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# 1 % headroom of 26400 Wh against one hour at 5000 W and the charging
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# efficiency of the parameters (no inverter configured).
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headroom_wh = 0.01 * bat.capacity_wh
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expected = headroom_wh / (bat.max_charge_power_w * bat.charging_efficiency)
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ac, dc, dis = solution._soc_clamped_operation_factors(
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1.0, 1.0, True, float(bat.max_soc_percentage) - 1.0
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)
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assert ac == pytest.approx(expected)
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assert dc == pytest.approx(1.0)
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assert dis is True
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def test_full_and_empty_battery(self, solution):
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bat = solution.parameters.pv_battery
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assert solution._soc_clamped_operation_factors(
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1.0, 1.0, True, float(bat.max_soc_percentage)
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) == (0.0, 0.0, True)
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assert solution._soc_clamped_operation_factors(
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0.0, 0.0, True, float(bat.min_soc_percentage)
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) == (0.0, 0.0, False)
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def test_without_battery_parameters_factors_are_unchanged(self, solution):
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solution.parameters.pv_battery = None
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assert solution._soc_clamped_operation_factors(1.0, 0.5, True, 50.0) == (1.0, 0.5, True)
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@pytest.mark.asyncio
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async def test_optimization_solution_with_configured_battery(self, solution):
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optimization_solution = await solution.optimization_solution()
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assert optimization_solution is not None
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