uprava vypoctu slotu

2026-05-21 12:36:03 +02:00
parent 08f1b6741a
commit b78597fdda
8 changed files with 346 additions and 6 deletions
--- a/backend/tests/test_planning_dispatch_milp.py
+++ b/backend/tests/test_planning_dispatch_milp.py
@@ -1359,5 +1359,67 @@ class SpreadGuardHome01EconomicsTests(unittest.TestCase):
        self.assertLessEqual(vt_before_nt.battery_setpoint_w, 2_000)


+class ChargeAcquisitionArbitrageTests(unittest.TestCase):
+    """Mezi-slotová arbitráž: večerní export při nízké charge_acquisition z SQL."""
+
+    def test_evening_battery_export_when_sell_above_acquisition(self) -> None:
+        base = datetime(2026, 5, 21, 10, 0, tzinfo=timezone.utc)
+        cheap = (0.75, 0.25)
+        peak = (7.0, 4.8)
+        slots: list[PlanningSlot] = []
+        for i in range(6):
+            buy, sell = cheap if i < 2 else peak
+            slots.append(
+                PlanningSlot(
+                    interval_start=base + timedelta(minutes=15 * i),
+                    buy_price=buy,
+                    sell_price=sell,
+                    pv_a_forecast_w=0,
+                    pv_b_forecast_w=0,
+                    load_baseline_w=800,
+                    ev1_connected=False,
+                    ev2_connected=False,
+                    is_predicted_price=False,
+                    allow_charge=i < 2,
+                    allow_discharge_export=i >= 2,
+                    charge_acquisition_buy_czk_kwh=0.75,
+                    charge_acquisition_cutoff_at=base + timedelta(minutes=30),
+                )
+            )
+        battery = _battery(uc_wh=64_000.0, terminal_soc_value_factor=0.5)
+        battery.max_charge_power_w = 17_000
+        battery.max_discharge_power_w = 17_000
+        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=20_000, max_export_power_w=20_000)
+        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 = 0.78 * battery.usable_capacity_wh
+        results, _ms, snap = solve_dispatch(
+            slots,
+            battery,
+            hp,
+            grid,
+            [None, None],
+            vehicles,
+            soc0,
+            50.0,
+            operating_mode="AUTO",
+        )
+        self.assertAlmostEqual(
+            snap["inputs"]["charge_acquisition_buy_czk_kwh"],
+            0.75,
+            places=2,
+        )
+        evening = results[3]
+        self.assertLess(
+            evening.grid_setpoint_w,
+            -1_000,
+            msg="high sell vs low acquisition should motivate grid export",
+        )
+        self.assertLess(evening.battery_setpoint_w, -500)
+
+
 if __name__ == "__main__":
    unittest.main()