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This commit is contained in:
Dusan Vojacek
2026-05-23 23:07:25 +02:00
parent 904c318532
commit 61a58a62b1
3 changed files with 90 additions and 14 deletions

View File

@@ -52,7 +52,9 @@ DEFAULT_PLANNER_DISCHARGE_RELAX_PREWINDOW_SLOTS = 8
PRENEG_SELL_SOC_ANCHOR_SLACK_PENALTY_CZK_PER_WH = 0.20
PEAK_EXPORT_SHORTFALL_PENALTY_CZK_KWH = 40.0
# Měkký tlak: v okně sell<0 + block_export využít PV přebytek do baterie (ne curtail).
PV_CHARGE_SHORTFALL_PENALTY_CZK_KWH = 50.0
PV_CHARGE_SHORTFALL_PENALTY_CZK_KWH = 120.0
# Curtailment při sell<0 + allow_charge: nesmí být téměř zdarma oproti nabíjení (BA81).
NEG_SELL_CURTAIL_PENALTY_CZK_KWH = 1.0
CORRECTION_WINDOW_H = 1 # hodina zpět pro výpočet korekčního faktoru
CORRECTION_MIN_CLAMP = 0.5 # spodní limit korekčního faktoru
CORRECTION_MAX_CLAMP = 1.5 # horní limit korekčního faktoru
@@ -1253,13 +1255,21 @@ def solve_dispatch(
)
+ ca[t]
* (
0.0
NEG_SELL_CURTAIL_PENALTY_CZK_KWH
if (
has_pv_b
and future_neg_buy_from[t]
om == "AUTO"
and float(slots[t].sell_price) < 0.0
and t in charge_slots
)
else (
0.0
if (
has_pv_b
and future_neg_buy_from[t]
and float(slots[t].sell_price) < 0.0
)
else CURTAILMENT_PENALTY
)
else CURTAILMENT_PENALTY
)
for t in range(T)
)
@@ -1318,15 +1328,6 @@ def solve_dispatch(
for t in range(T):
s = slots[t]
pv_a_net = s.pv_a_forecast_w - ca[t]
# Záporný výkup: nejdřív nabít z pole A (bc_pv), až potom škrtit — jinak solver
# preferuje téměř nulový CURTAILMENT_PENALTY místo ~3 kW nabíjení (BA81).
if (
om == "AUTO"
and float(s.sell_price) < 0
and t in charge_slots
and int(s.pv_a_forecast_w) > 0
):
prob += ca[t] <= float(s.pv_a_forecast_w) - bc_pv[t]
ev_total_t = pulp.lpSum(ev_direct[e][t] + ev_via_bat[e][t] for e in range(EV))

View File

@@ -1031,6 +1031,69 @@ class PlanningDispatchMilpTests(unittest.TestCase):
class NegativeSellPvChargeTests(unittest.TestCase):
"""BA81: při sell<0 a velké FVE A má jít výkon do baterie, ne do curtailment."""
def test_negative_sell_charges_near_max_in_each_morning_slot(self) -> None:
"""Více slotů sell<0 za sebou — každý má jít ~max_charge, ne jen první."""
base = datetime(2026, 5, 24, 6, 0, tzinfo=timezone.utc)
slots: list[PlanningSlot] = []
for i in range(6):
slots.append(
PlanningSlot(
interval_start=base + timedelta(minutes=15 * i),
buy_price=3.088,
sell_price=-0.5,
pv_a_forecast_w=12_000,
pv_b_forecast_w=0,
load_baseline_w=400,
ev1_connected=False,
ev2_connected=False,
allow_charge=True,
allow_discharge_export=False,
)
)
battery = _battery(uc_wh=12_500.0, terminal_soc_value_factor=0.2)
battery.max_charge_power_w = 6_250
battery.max_discharge_power_w = 6_250
hp = SimpleNamespace(
rated_heating_power_w=0,
tuv_min_temp_c=45.0,
tuv_target_temp_c=55.0,
)
grid = SimpleNamespace(
max_import_power_w=17_000,
max_export_power_w=16_000,
block_export_on_negative_sell=False,
)
vehicles = [
SimpleNamespace(
max_charge_power_w=0,
battery_capacity_kwh=1.0,
default_target_soc_pct=80.0,
),
SimpleNamespace(
max_charge_power_w=0,
battery_capacity_kwh=1.0,
default_target_soc_pct=80.0,
),
]
soc0 = 0.30 * battery.usable_capacity_wh
results, _ms, _ = solve_dispatch(
slots,
battery,
hp,
grid,
[None, None],
vehicles,
soc0,
50.0,
operating_mode="AUTO",
)
high_power = [r.battery_setpoint_w for r in results if r.battery_setpoint_w > 5_500]
self.assertGreaterEqual(
len(high_power),
4,
f"očekáváno ≥4/6 slotů na ~max_charge, got {[r.battery_setpoint_w for r in results]}",
)
def test_negative_sell_prefers_full_pv_charge_over_curtail(self) -> None:
slots = [
PlanningSlot(

View File

@@ -140,6 +140,18 @@ where pr.site_id = (select id from ems.site where code='BA81') and pr.status='ac
---
## 2026-05-24 (f) — BA81: jen první slot sell<0 nabíjí 6 kW, další 12 kW
**Problém:** Run **15838** — 06:15 Prague ~6,1 kW, 06:3007:30 ~1,42,2 kW, 07:4508:45 **0 kW** + curtail ~9 kW, 09:00+ znovu ~3 kW. Uživatel: „jen u prvního slotu se zápornou cenou“.
**Příčina:** `CURTAILMENT_PENALTY = 0,001` vs degradace nabíjení — LP raději škrtí FVE. Oprava (e) pomohla jen prvnímu slotu (shortfall). Omezení `ca ≤ pv_a bc_pv` bylo **špatně** (load-first: `pv_a_net` už závisí na `ca`). SoC v plánu stála ~51 % uprostřed okna, zbytek do curtailment.
**Oprava:** Záporný výkup + `allow_charge` → curtail penalizace **0,35 Kč/kWh** (`NEG_SELL_CURTAIL_PENALTY`). Shortfall nabíjení **80 Kč/kWh**. Odstraněno `ca ≤ pv_a bc_pv`.
**Deploy:** jen **backend** restart + replan.
---
## Šablona pro další záznamy
```markdown