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andigandig
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test: add feed-in cap recovery case for grid export limit (#93)
Covers the German 70% feed-in rule scenario from evcc-io/evcc#23042: with a grid export cap the battery charges into the PV peak to recover energy that would otherwise be curtailed, staying feasible.
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‎test_cases/022-feed-in-cap-recovery.json‎

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{
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"request": {
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"grid": {
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"p_max_exp": 2000
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},
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"batteries": [
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{
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"charge_from_grid": false,
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"discharge_to_grid": false,
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"s_min": 0,
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"s_max": 10000,
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"s_initial": 0,
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"c_min": 0,
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"c_max": 6000,
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"d_max": 0,
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"p_a": 0.0001
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}
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],
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"time_series": {
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"dt": [
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3600,
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3600,
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3600,
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3600
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],
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"gt": [
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0,
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0
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],
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"ft": [
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0,
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6000,
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0,
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0
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],
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"p_N": [
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0.3,
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0.3,
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0.3,
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0.3
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],
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"p_E": [
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0.1,
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0.1,
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0.1,
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0.1
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]
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},
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"eta_c": 0.95,
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"eta_d": 0.95
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},
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"expected_response": {
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"status": "Optimal",
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"objective_value": 200.38,
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"limit_violations": {
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"grid_import_limit_exceeded": false,
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"grid_export_limit_hit": false
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},
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"batteries": [
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{
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"charging_power": [
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0.0,
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4000.0,
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0.0,
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0.0
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],
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"discharging_power": [
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0.0,
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0.0
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],
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"state_of_charge": [
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3800.0
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]
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}
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],
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"grid_import": [
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0.0,
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0.0,
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0.0
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],
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"grid_export": [
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2000.0,
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],
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"flow_direction": [
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1,
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0
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],
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"grid_import_overshoot": [],
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"grid_export_overshoot": [
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0.0,
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0.0,
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0.0
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]
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}
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}

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