implmemtace cuttoff genportu

backend/services/planning_engine.py

@@ -187,6 +187,9 @@ class DispatchResult:
     #: Explicitní fyzický režim Deye pro control exporter (PASSIVE / SELL / CHARGE).
     #: Cíl: odstranit heuristiky z exporteru a nést záměr přímo v plánu.
     deye_physical_mode: str
+    #: True = v daném slotu odpojit GEN port (MI export cutoff) přes reg 179 bits0–1.
+    #: None = lokalita tuto funkci nemá / nepoužívá.
+    deye_gen_cutoff_enabled: bool | None
     ev1_setpoint_w: Optional[int]
     ev2_setpoint_w: Optional[int]
     ev1_via_bat_w: int
@@ -346,6 +349,14 @@ def solve_dispatch(
     hp  = [pulp.LpVariable(f"hp_{t}",  0, heat_pump.rated_heating_power_w) for t in range(T)]
     soc_deficit_24h = pulp.LpVariable("soc_deficit_24h", 0, battery.usable_capacity_wh)
 
+    # GEN port cut-off (BA81): binární proměnná pouze pokud je feature povolená v konfiguraci site/invertoru.
+    gen_cutoff_enabled = bool(getattr(grid, "deye_gen_microinverter_cutoff_enabled", False))
+    z_gen_cutoff = (
+        [pulp.LpVariable(f"z_gen_cutoff_{t}", cat=pulp.LpBinary) for t in range(T)]
+        if gen_cutoff_enabled
+        else None
+    )
+
     # EV proměnné per vozidlo
     ev_direct  = [[pulp.LpVariable(f"evd_{e}_{t}", 0,
                     min(vehicles[e].max_charge_power_w, grid.max_import_power_w))
@@ -391,8 +402,13 @@ def solve_dispatch(
         ev_total_t = pulp.lpSum(ev_direct[e][t] + ev_via_bat[e][t] for e in range(EV))
 
         # Energetická bilance
+        pv_b_effective = (
+            float(s.pv_b_forecast_w) * (1 - z_gen_cutoff[t])
+            if z_gen_cutoff is not None
+            else float(s.pv_b_forecast_w)
+        )
         prob += (
-            pv_a_net + s.pv_b_forecast_w + gi[t] + bd[t]
+            pv_a_net + pv_b_effective + gi[t] + bd[t]
             == s.load_baseline_w + ev_total_t + hp[t] + bc[t] + ge[t]
         )
 
@@ -410,6 +426,9 @@ def solve_dispatch(
         # Záporná prodejní cena → zakázat export
         if s.sell_price < 0:
             prob += ge[t] == 0
+        # GEN cut-off používáme jen jako nástroj pro BLOCK_EXPORT (sell < 0).
+        if z_gen_cutoff is not None and s.sell_price >= 0:
+            prob += z_gen_cutoff[t] == 0
 
         # Záporná nákupní cena → cap import (baseline domu + akumulace + řízené zátěže)
         if s.buy_price < 0:
@@ -552,6 +571,10 @@ def solve_dispatch(
         elif batt_w > 0 and grid_w > 0:
             deye_mode = "CHARGE"
 
+        deye_gen_cutoff = None
+        if z_gen_cutoff is not None:
+            deye_gen_cutoff = bool(round(float(pulp.value(z_gen_cutoff[t]) or 0)))
+
         cost = (
             pulp.value(gi[t]) * slots[t].buy_price  * INTERVAL_H / 1000
             - pulp.value(ge[t]) * slots[t].sell_price * INTERVAL_H / 1000
@@ -563,6 +586,7 @@ def solve_dispatch(
             battery_soc_target   = soc_pct,
             grid_setpoint_w      = grid_w,
             deye_physical_mode   = deye_mode,
+            deye_gen_cutoff_enabled = deye_gen_cutoff,
             ev1_setpoint_w       = round(pulp.value(ev_direct[0][t]) + pulp.value(ev_via_bat[0][t]))
                                    if slots[t].ev1_connected else None,
             ev2_setpoint_w       = round(pulp.value(ev_direct[1][t]) + pulp.value(ev_via_bat[1][t]))
@@ -847,6 +871,7 @@ async def _load_site_context(site_id: int, db):
     grid = SimpleNamespace(
         max_import_power_w=int(g["max_import_power_w"]),
         max_export_power_w=int(g["max_export_power_w"]),
+        deye_gen_microinverter_cutoff_enabled=bool(g.get("deye_gen_microinverter_cutoff_enabled") or False),
     )
 
     vehicles: list[SimpleNamespace] = []
@@ -995,6 +1020,7 @@ async def _save_planning_run(
             "battery_soc_target_pct": r.battery_soc_target,
             "grid_setpoint_w": r.grid_setpoint_w,
             "deye_physical_mode": r.deye_physical_mode,
+            "deye_gen_cutoff_enabled": r.deye_gen_cutoff_enabled,
             "ev1_setpoint_w": r.ev1_setpoint_w,
             "ev2_setpoint_w": r.ev2_setpoint_w,
             "ev1_via_bat_w": r.ev1_via_bat_w,