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Sigenery: add bat control #2935

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Merged
LKuemmel merged 4 commits into from
Dec 1, 2025
Merged

Sigenery: add bat control #2935

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8f439ad
add bat control
ndrsnhs Nov 12, 2025
d3d1104
Merge branch 'openWB:master' into Sigenery-bat-control
ndrsnhs Nov 12, 2025
6ffe6d6
fix register address
ndrsnhs Nov 12, 2025
6820eb8
Merge branch 'Sigenery-bat-control' of https://github.com/ndrsnhs/cor…
ndrsnhs Nov 12, 2025
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23 changes: 22 additions & 1 deletion packages/modules/devices/sigenergy/sigenergy/bat.py
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
#!/usr/bin/env python3
import logging
from typing import TypedDict, Any
from typing import TypedDict, Any, Optional
from modules.common.abstract_device import AbstractBat
from modules.common.component_state import BatState
from modules.common.component_type import ComponentDescriptor
Expand Down Expand Up @@ -29,6 +29,7 @@ def initialize(self) -> None:
self.store = get_bat_value_store(self.component_config.id)
self.fault_state = FaultState(ComponentInfo.from_component_config(self.component_config))
self.sim_counter = SimCounter(self.__device_id, self.component_config.id, prefix="speicher")
self.last_mode = 'Undefined'

def update(self) -> None:
unit = self.component_config.configuration.modbus_id
Expand All @@ -46,5 +47,25 @@ def update(self) -> None:
)
self.store.set(bat_state)

def set_power_limit(self, power_limit: Optional[int]) -> None:
unit = self.component_config.configuration.modbus_id
log.debug(f'last_mode: {self.last_mode}')
# Steuerung erfolgt über SoC (mit Faktor 10)
if power_limit is None:
log.debug("Keine Batteriesteuerung, Selbstregelung durch Wechselrichter")
if self.last_mode is not None:
# Entladesperre ab 5%, Ansonsten Eigenregelung
self.__tcp_client.write_registers(40048, [50], data_type=ModbusDataType.UINT_16, unit=unit)
self.last_mode = None
else:
log.debug("Aktive Batteriesteuerung. Batterie wird auf Stop gesetzt und nicht entladen")
if self.last_mode != 'stop':
# Entladesperre auch bei 100% SoC
self.__tcp_client.write_registers(40048, [1000], data_type=ModbusDataType.UINT_16, unit=unit)
self.last_mode = 'stop'

def power_limit_controllable(self) -> bool:
return True


component_descriptor = ComponentDescriptor(configuration_factory=SigenergyBatSetup)