preorita nabijeni pred skrcenim
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@@ -52,7 +52,7 @@ DEFAULT_PLANNER_DISCHARGE_RELAX_PREWINDOW_SLOTS = 8
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PRENEG_SELL_SOC_ANCHOR_SLACK_PENALTY_CZK_PER_WH = 0.20
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PRENEG_SELL_SOC_ANCHOR_SLACK_PENALTY_CZK_PER_WH = 0.20
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PEAK_EXPORT_SHORTFALL_PENALTY_CZK_KWH = 40.0
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PEAK_EXPORT_SHORTFALL_PENALTY_CZK_KWH = 40.0
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# Měkký tlak: v okně sell<0 + block_export využít PV přebytek do baterie (ne curtail).
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# Měkký tlak: v okně sell<0 + block_export využít PV přebytek do baterie (ne curtail).
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PV_CHARGE_SHORTFALL_PENALTY_CZK_KWH = 25.0
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PV_CHARGE_SHORTFALL_PENALTY_CZK_KWH = 50.0
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CORRECTION_WINDOW_H = 1 # hodina zpět pro výpočet korekčního faktoru
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CORRECTION_WINDOW_H = 1 # hodina zpět pro výpočet korekčního faktoru
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CORRECTION_MIN_CLAMP = 0.5 # spodní limit korekčního faktoru
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CORRECTION_MIN_CLAMP = 0.5 # spodní limit korekčního faktoru
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CORRECTION_MAX_CLAMP = 1.5 # horní limit korekčního faktoru
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CORRECTION_MAX_CLAMP = 1.5 # horní limit korekčního faktoru
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@@ -1199,17 +1199,18 @@ def solve_dispatch(
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))
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))
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sf = pulp.LpVariable(f"export_shortfall_{t}", 0, cap_w)
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sf = pulp.LpVariable(f"export_shortfall_{t}", 0, cap_w)
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peak_export_shortfall.append((t, sf, cap_w))
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peak_export_shortfall.append((t, sf, cap_w))
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if block_export_neg_sell:
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for t in range(T):
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for t in range(T):
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if float(slots[t].sell_price) >= 0:
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if float(slots[t].sell_price) >= 0:
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continue
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continue
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if t not in charge_slots:
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continue
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pv_surplus_w = max(
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pv_surplus_w = max(
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0.0,
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0.0,
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float(slots[t].pv_a_forecast_w)
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float(slots[t].pv_a_forecast_w)
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+ float(slots[t].pv_b_forecast_w)
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+ float(slots[t].pv_b_forecast_w)
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- float(slots[t].load_baseline_w),
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- float(slots[t].load_baseline_w),
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)
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)
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if pv_surplus_w <= 0:
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if pv_surplus_w <= 500:
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continue
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continue
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cap_w = float(min(pv_surplus_w, battery.max_charge_power_w))
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cap_w = float(min(pv_surplus_w, battery.max_charge_power_w))
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sf_pv = pulp.LpVariable(f"pv_charge_shortfall_{t}", 0, cap_w)
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sf_pv = pulp.LpVariable(f"pv_charge_shortfall_{t}", 0, cap_w)
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@@ -1317,6 +1318,15 @@ def solve_dispatch(
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for t in range(T):
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for t in range(T):
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s = slots[t]
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s = slots[t]
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pv_a_net = s.pv_a_forecast_w - ca[t]
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pv_a_net = s.pv_a_forecast_w - ca[t]
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# Záporný výkup: nejdřív nabít z pole A (bc_pv), až potom škrtit — jinak solver
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# preferuje téměř nulový CURTAILMENT_PENALTY místo ~3 kW nabíjení (BA81).
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if (
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om == "AUTO"
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and float(s.sell_price) < 0
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and t in charge_slots
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and int(s.pv_a_forecast_w) > 0
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):
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prob += ca[t] <= float(s.pv_a_forecast_w) - bc_pv[t]
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ev_total_t = pulp.lpSum(ev_direct[e][t] + ev_via_bat[e][t] for e in range(EV))
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ev_total_t = pulp.lpSum(ev_direct[e][t] + ev_via_bat[e][t] for e in range(EV))
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@@ -1028,6 +1028,75 @@ class PlanningDispatchMilpTests(unittest.TestCase):
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self.assertGreater(results[0].battery_setpoint_w, 0, "surplus PV should charge")
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self.assertGreater(results[0].battery_setpoint_w, 0, "surplus PV should charge")
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class NegativeSellPvChargeTests(unittest.TestCase):
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"""BA81: při sell<0 a velké FVE A má jít výkon do baterie, ne do curtailment."""
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def test_negative_sell_prefers_full_pv_charge_over_curtail(self) -> None:
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slots = [
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PlanningSlot(
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interval_start=datetime(2026, 5, 24, 9, 0, tzinfo=timezone.utc),
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buy_price=3.088,
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sell_price=-0.9,
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pv_a_forecast_w=13_500,
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pv_b_forecast_w=0,
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load_baseline_w=500,
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ev1_connected=False,
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ev2_connected=False,
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allow_charge=True,
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allow_discharge_export=False,
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)
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]
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battery = _battery(uc_wh=12_500.0, terminal_soc_value_factor=0.2)
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battery.max_charge_power_w = 6_250
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battery.max_discharge_power_w = 6_250
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hp = SimpleNamespace(
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rated_heating_power_w=0,
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tuv_min_temp_c=45.0,
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tuv_target_temp_c=55.0,
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)
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grid = SimpleNamespace(
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max_import_power_w=17_000,
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max_export_power_w=16_000,
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block_export_on_negative_sell=False,
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)
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vehicles = [
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SimpleNamespace(
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max_charge_power_w=0,
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battery_capacity_kwh=1.0,
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default_target_soc_pct=80.0,
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),
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SimpleNamespace(
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max_charge_power_w=0,
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battery_capacity_kwh=1.0,
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default_target_soc_pct=80.0,
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),
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]
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soc0 = 0.33 * battery.usable_capacity_wh
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results, _ms, _ = solve_dispatch(
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slots,
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battery,
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hp,
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grid,
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[None, None],
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vehicles,
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soc0,
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50.0,
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operating_mode="AUTO",
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)
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r0 = results[0]
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self.assertGreater(
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r0.battery_setpoint_w,
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5_500,
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"při sell<0 a PV≈13 kW má baterie nabíjet blízko max_charge (6,25 kW)",
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)
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# Přebytek nad max_charge jde do curtail (ne ~3 kW nabíjení + 9 kW curtail při plné baterii).
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self.assertGreater(
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r0.battery_setpoint_w,
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r0.pv_a_curtailed_w * 0.5,
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"nabíjení má dominovat nad curtailmentem",
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)
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class AutoPvSurplusExportTests(unittest.TestCase):
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class AutoPvSurplusExportTests(unittest.TestCase):
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"""Plná baterie + vysoká FVE: export přebytku (ge_pv), ne curtailment, bez SELL."""
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"""Plná baterie + vysoká FVE: export přebytku (ge_pv), ne curtailment, bez SELL."""
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@@ -120,6 +120,26 @@ where pr.site_id = (select id from ems.site where code='BA81') and pr.status='ac
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---
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---
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## 2026-05-24 (e) — BA81: FVE 13 kW → nabíjení jen ~3 kW (curtailment)
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**Problém:** Run **15826** — `pv≈13 kW`, `battery_setpoint≈3,3 kW`, **`pv_a_curtailed≈9 kW`** (08:00–08:45). `allow_charge=true`, ale solver škrtí FVE místo plného nabíjení.
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**Příčina:**
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1. **`CURTAILMENT_PENALTY = 0,001 Kč/Wh`** vs degradace nabíjení → LP raději `ca` než `bc_pv`.
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2. **`pv_charge_shortfall`** jen při `block_export_on_negative_sell` (KV1) — **BA81 má false** → žádný tlak na `bc_pv`.
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3. SoC v plánu stagnuje ~52 % při záporném výkupu, zbytek jde do curtailment.
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**Oprava (`planning_engine.py`):**
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- `pv_charge_shortfall` pro **všechny** sloty `sell<0` + `allow_charge` + PV přebytek >500 W.
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- Penalizace **50 Kč/kWh**.
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- Tvrdé **`ca ≤ pv_a_forecast − bc_pv`** v okně záporného výkupu (nejdřív nabít, pak škrtit).
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**Deploy:** restart **backend** (SQL beze změny) + replan.
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---
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## Šablona pro další záznamy
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## Šablona pro další záznamy
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```markdown
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```markdown
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