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powersync-plugins-modbus
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Sungrow: Fix battery calculations for inverter firmware since 2024

master
Simon Stürz 2025-04-15 12:33:46 +02:00
parent 8f47c12b23
commit 6e1101ec06
2 changed files with 113 additions and 4 deletions
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11
sungrow/integrationpluginsungrow.cpp
View File

@ -214,7 +214,7 @@ void IntegrationPluginSungrow::setupThing(ThingSetupInfo *info)
// Update the meter if available
Thing *meterThing = getMeterThing(thing);
if (meterThing) {
auto runningState = sungrowConnection->runningState();
quint16 runningState = sungrowConnection->runningState();
qCDebug(dcSungrow()) << "Power generated from PV:" << (runningState & (0x1 << 0) ? "true" : "false");
qCDebug(dcSungrow()) << "Battery charging:" << (runningState & (0x1 << 1) ? "true" : "false");
qCDebug(dcSungrow()) << "Battery discharging:" << (runningState & (0x1 << 2) ? "true" : "false");
@ -245,7 +245,14 @@ void IntegrationPluginSungrow::setupThing(ThingSetupInfo *info)
batteryThing->setStateValue(sungrowBatteryBatteryLevelStateTypeId, sungrowConnection->batteryLevel());
batteryThing->setStateValue(sungrowBatteryBatteryCriticalStateTypeId, sungrowConnection->batteryLevel() < 5);
batteryThing->setStateValue(sungrowBatteryCurrentPowerStateTypeId, sungrowConnection->batteryPower());
// Note: since firmware 2024 this is a int16 value, and we can use the value directly without convertion
if (sungrowConnection->batteryPower() < 0) {
batteryThing->setStateValue(sungrowBatteryCurrentPowerStateTypeId, sungrowConnection->batteryPower());
} else {
qint16 batteryPower = (sungrowConnection->runningState() & (0x1 << 1) ? sungrowConnection->batteryPower() : sungrowConnection->batteryPower() * -1);
batteryThing->setStateValue(sungrowBatteryCurrentPowerStateTypeId, batteryPower);
}
quint16 runningState = sungrowConnection->runningState();
if (runningState & (0x1 << 1)) { //Bit 1: Battery charging bit
batteryThing->setStateValue(sungrowBatteryChargingStateStateTypeId, "charging");

106
sungrow/sungrow-registers.json
View File

@ -310,7 +310,109 @@
]
},
{
"id": "energyValues2",
"id": "energyValues3",
"readSchedule": "update",
"registers": [
{
"id": "meterVoltagePhaseA",
"address": 5740,
"size": 1,
"type": "uint16",
"registerType": "inputRegister",
"description": "Meter voltage phase A",
"defaultValue": "0",
"staticScaleFactor": -1,
"unit": "Volt",
"access": "RO"
},
{
"id": "meterVoltagePhaseB",
"address": 5741,
"size": 1,
"type": "uint16",
"registerType": "inputRegister",
"description": "Meter voltage phase B",
"defaultValue": "0",
"staticScaleFactor": -1,
"unit": "Volt",
"access": "RO"
},
{
"id": "meterVoltagePhaseC",
"address": 5742,
"size": 1,
"type": "uint16",
"registerType": "inputRegister",
"description": "Meter voltage phase C",
"defaultValue": "0",
"staticScaleFactor": -1,
"unit": "Volt",
"access": "RO"
},
{
"id": "meterCurrentPhaseA",
"address": 5743,
"size": 1,
"type": "uint16",
"registerType": "inputRegister",
"description": "Meter current phase A",
"defaultValue": "0",
"staticScaleFactor": -2,
"unit": "Amper",
"access": "RO"
},
{
"id": "meterCurrentPhaseB",
"address": 5744,
"size": 1,
"type": "uint16",
"registerType": "inputRegister",
"description": "Meter current phase B",
"defaultValue": "0",
"staticScaleFactor": -2,
"unit": "Amper",
"access": "RO"
},
{
"id": "meterCurrentPhaseC",
"address": 5745,
"size": 1,
"type": "uint16",
"registerType": "inputRegister",
"description": "Meter current phase C",
"defaultValue": "0",
"staticScaleFactor": -2,
"unit": "Amper",
"access": "RO"
},
{
"id": "meterTotalEnergyImported",
"address": 5746,
"size": 2,
"type": "uint32",
"registerType": "inputRegister",
"description": "Meter totoal energy imported",
"unit": "kWh",
"defaultValue": "0",
"staticScaleFactor": -2,
"access": "RO"
},
{
"id": "meterTotalEnergyExported",
"address": 5748,
"size": 2,
"type": "uint32",
"registerType": "inputRegister",
"description": "Meter totoal energy exported",
"unit": "kWh",
"defaultValue": "0",
"staticScaleFactor": -2,
"access": "RO"
}
]
},
{
"id": "energyValues4",
"readSchedule": "update",
"registers": [
{
@ -465,7 +567,7 @@
"id": "batteryPower",
"address": 13021,
"size": 1,
"type": "uint16",
"type": "int16",
"registerType": "inputRegister",
"description": "Battery power",
"unit": "W",