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MTec active bat control #3869

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Merged
LKuemmel merged 2 commits into from
Aug 28, 2026
Merged

MTec active bat control #3869

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b4d7f26
add mtec bat_control
ndrsnhs Aug 27, 2026
7f75099
fix typo
ndrsnhs Aug 27, 2026
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25 changes: 24 additions & 1 deletion packages/modules/devices/mtec/mtec/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
Expand Down Expand Up @@ -56,5 +56,28 @@ def update(self) -> None:
)
self.store.set(bat_state)

def set_power_limit(self, power_limit: Optional[int]) -> None:
modbus_id = self.component_config.configuration.modbus_id
if power_limit is None:
log.debug("Keine Batteriesteuerung, Selbstregelung durch Speicher")
if self.last_mode is not None:
self.__tcp_client.write_register(50000, 257, data_type=ModbusDataType.UINT_16, unit=modbus_id)
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_register(50000, 258, data_type=ModbusDataType.UINT_16, unit=modbus_id)
self.last_mode = 'stop'
elif power_limit > 0:
log.debug(f"Aktive Batteriesteuerung M-Tec:"
f"Speicher soll mit {power_limit} W geladen werden. "
"kann aber nur mit maximaler Leistung laden")
if self.last_mode != 'charge':
self.__tcp_client.write_register(50000, 259, data_type=ModbusDataType.UINT_16, unit=modbus_id)
self.last_mode = 'charge'

def power_limit_controllable(self) -> bool:
return True


component_descriptor = ComponentDescriptor(configuration_factory=MTecBatSetup)