nastavitelny max sollar dle stridace (ulozeno v DB)

backend/services/control/deye_helpers.py

@@ -65,7 +65,7 @@ DEYE_REGISTER_NAMES: dict[int, str] = {
     142: "limit_control (0=selling first, 1=zero export to load, 2=zero export to CT)",
     143: "export_limit_w (max export do sítě)",
     145: "solar_sell (0=disabled, 1=enabled)",
-    340: "max_solar_power_w (strop DC PV A v W; součet nominal_power_wp řiditelných polí)",
+    340: "max_solar_power_w (strop DC PV A v W; cap z fn_inverter_pv_a_max_w / deye_reg340_max_solar_w)",
     178: "control_board_special_1 (bits0-1: MI export cutoff disable=2 enable=3; bits4-5 peak shaving 32/48)",
     148: "time_point_1_time",
     149: "time_point_2_time",
@@ -157,11 +157,21 @@ def next_slot_hhmm() -> int:
     return next_hour * 100 + next_min
 
 
-def compute_pv_a_reg340_max_solar_w(cap_w: int, forecast_w: int, curtail_w: int) -> int:
+def compute_pv_a_reg340_max_solar_w(
+    cap_w: int,
+    forecast_w: int,
+    curtail_w: int,
+    *,
+    min_w: int = 0,
+) -> int:
     """Hodnota pro Deye reg 340 (max solar power, W) z capu a plánovaného curtailmentu pole A."""
     if curtail_w <= 0:
-        return int(cap_w)
-    return max(0, min(int(cap_w), int(forecast_w) - int(curtail_w)))
+        raw = int(cap_w)
+    else:
+        raw = max(0, min(int(cap_w), int(forecast_w) - int(curtail_w)))
+    if raw > 0 and int(min_w) > 0:
+        return max(int(min_w), raw)
+    return raw
 
 
 def _prague_minute_start_utc() -> datetime:

backend/services/control/models.py

@@ -30,8 +30,10 @@ class InverterConfig:
     deye_tou_inactive_signature: str | None = None
     deye_zero_export_mode: int = 1
     deye_gen_microinverter_cutoff_enabled: bool = False
-    #: Součet nominal_power_wp controllable PV na invertoru; 0 = EMS nezapisuje reg 340.
+    #: Strop reg 340 (W) z fn_inverter_pv_a_max_w; 0 = EMS nezapisuje reg 340.
     pv_a_cap_w: int = 0
+    #: Minimální hodnota reg 340 přijatá firmwarem (0 nebo např. 400 u staršího Deye).
+    pv_a_reg340_min_w: int = 0
     #: True = EMS smí řídit Deye reg 340 (max solar power); z SQL `fn_site_has_active_green_bonus_pv(site_id)`.
     deye_reg340_pv_a_control_enabled: bool = False
 

backend/services/control/orchestrator.py

@@ -38,6 +38,7 @@ async def export_setpoints(site_id: int, db: asyncpg.Connection) -> None:
     try:
         inv_for_pv = await _load_inverter_config(site_id, db)
         cap_pv = int(inv_for_pv.pv_a_cap_w) if inv_for_pv is not None else 0
+        min_pv = int(inv_for_pv.pv_a_reg340_min_w) if inv_for_pv is not None else 0
         reg340_en = (
             bool(inv_for_pv.deye_reg340_pv_a_control_enabled)
             if inv_for_pv is not None
@@ -49,12 +50,14 @@ async def export_setpoints(site_id: int, db: asyncpg.Connection) -> None:
             mode,
             pi_now,
             pv_a_cap_w=cap_pv,
+            pv_a_reg340_min_w=min_pv,
             reg340_pv_a_control_enabled=reg340_en,
         )
         sp_next = _build_setpoints(
             mode,
             pi_next,
             pv_a_cap_w=cap_pv,
+            pv_a_reg340_min_w=min_pv,
             reg340_pv_a_control_enabled=reg340_en,
         )
 

backend/services/control/repository.py

@@ -78,6 +78,7 @@ async def _load_inverter_config(
         SELECT
             ai.id, ai.code,
             coalesce(ems.fn_inverter_pv_a_max_w(ai.id), 0) AS pv_a_cap_w,
+            coalesce(ai.deye_reg340_min_solar_w, 0) AS pv_a_reg340_min_w,
             se.host, se.port, se.unit_id,
             sgc.max_export_power_w,
             sgc.max_import_power_w,
@@ -182,6 +183,7 @@ async def _load_inverter_config(
             row["deye_gen_microinverter_cutoff_enabled"] or False
         ),
         pv_a_cap_w=int(row["pv_a_cap_w"] or 0),
+        pv_a_reg340_min_w=int(row["pv_a_reg340_min_w"] or 0),
         deye_reg340_pv_a_control_enabled=bool(
             row["deye_reg340_pv_a_control_enabled"] or False
         ),

backend/services/control/setpoints.py

@@ -97,6 +97,7 @@ def _build_setpoints(
     pi: Any | None,
     *,
     pv_a_cap_w: int = 0,
+    pv_a_reg340_min_w: int = 0,
     reg340_pv_a_control_enabled: bool = False,
 ) -> ControlSetpoints | None:
     code = mode.mode_code
@@ -154,7 +155,10 @@ def _build_setpoints(
                 pv_a_allowed = None
             else:
                 pv_a_allowed = compute_pv_a_reg340_max_solar_w(
-                    int(pv_a_cap_w), forecast, curtail
+                    int(pv_a_cap_w),
+                    forecast,
+                    curtail,
+                    min_w=int(pv_a_reg340_min_w),
                 )
         return ControlSetpoints(
             battery_w=bat_w,