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GoodWe: add battery control #3056

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Merged
LKuemmel merged 1 commit into from
Dec 18, 2025
Merged

GoodWe: add battery control #3056

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42 changes: 41 additions & 1 deletion packages/modules/devices/good_we/good_we/bat.py
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
#!/usr/bin/env python3
from typing import TypedDict, Any
from typing import TypedDict, Any, Optional
import logging

from modules.common import modbus
from modules.common.abstract_device import AbstractBat
Expand All @@ -12,6 +13,8 @@
from modules.devices.good_we.good_we.config import GoodWeBatSetup
from modules.devices.good_we.good_we.version import GoodWeVersion

log = logging.getLogger(__name__)


class KwargsDict(TypedDict):
device_id: int
Expand All @@ -35,6 +38,7 @@ def initialize(self) -> None:
self.sim_counter = SimCounter(self.__device_id, self.component_config.id, prefix="speicher")
self.store = get_bat_value_store(self.component_config.id)
self.fault_state = FaultState(ComponentInfo.from_component_config(self.component_config))
self.last_mode = 'Undefined'

def update(self) -> None:
battery_index = getattr(self.component_config.configuration, "battery_index", 1)
Expand Down Expand Up @@ -64,5 +68,41 @@ def update(self) -> None:
)
self.store.set(bat_state)

def set_power_limit(self, power_limit: Optional[int]) -> None:
unit = self.__modbus_id
log.debug(f'last_mode: {self.last_mode}')

if power_limit is None:
log.debug("Keine Batteriesteuerung, Selbstregelung durch Wechselrichter")
if self.last_mode is not None:
self.__tcp_client.write_registers(47511, [1], data_type=ModbusDataType.UINT_16, unit=unit)
self.__tcp_client.write_registers(47512, [0], data_type=ModbusDataType.UINT_16, unit=unit)
self.last_mode = None
elif power_limit == 0:
log.debug("Aktive Batteriesteuerung. Batterie wird auf Stop gesetzt und nicht entladen")
if self.last_mode != 'stop':
self.__tcp_client.write_registers(47511, [2], data_type=ModbusDataType.UINT_16, unit=unit)
self.__tcp_client.write_registers(47512, [0], data_type=ModbusDataType.UINT_16, unit=unit)
self.last_mode = 'stop'
elif power_limit < 0:
log.debug(f"Aktive Batteriesteuerung. Batterie wird mit {power_limit} W entladen für den Hausverbrauch")
if self.last_mode != 'discharge':
self.__tcp_client.write_registers(47511, [3], data_type=ModbusDataType.UINT_16, unit=unit)
self.last_mode = 'discharge'
# Die maximale Entladeleistung begrenzen auf 5000W, maximaler Wertebereich Modbusregister.
power_value = int(min(abs(power_limit), 10000))
log.debug(f"Aktive Batteriesteuerung. Batterie wird mit {power_value} W entladen für den Hausverbrauch")
self.__tcp_client.write_registers(47512, [power_value], data_type=ModbusDataType.UINT_16, unit=unit)
elif power_limit > 0:
if self.last_mode != 'charge':
self.__tcp_client.write_registers(47511, [2], data_type=ModbusDataType.UINT_16, unit=unit)
self.last_mode = 'charge'
power_value = int(min(abs(power_limit), 10000))
log.debug(f"Aktive Batteriesteuerung. Batterie wird mit {power_value} W entladen für den Hausverbrauch")
self.__tcp_client.write_registers(47512, [power_value], data_type=ModbusDataType.UINT_16, unit=unit)

def power_limit_controllable(self) -> bool:
return True


component_descriptor = ComponentDescriptor(configuration_factory=GoodWeBatSetup)