Fix: assume small increase for shaded inverter

To prevent solar powered inverters from getting stuck at their limit because all MPPTs assume shaded we assume that we can increase the limit by 3% of the max power.
hoylabs · Jan 8, 2025 · a15d03e · a15d03e
1 parent f435c3c
commit a15d03e
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/src/PowerLimiterSolarInverter.cpp b/src/PowerLimiterSolarInverter.cpp
@@ -71,8 +71,10 @@ uint16_t PowerLimiterSolarInverter::getMaxIncreaseWatts() const
     }
 
     if (dcNonShadedMppts == 0) {
-        // all mppts are shaded, we can't increase the power
-        return 0;
+        // all mppts are shaded according to our calculation.
+        // but because we can not be sure we assume that we can
+        // increase the power by 3% of the max power.
+        return getConfiguredMaxPowerWatts() * 0.03;
     }
 
     if (dcNonShadedMppts == dcTotalMppts) {