Better fix.

lymereJ · lymereJ · commit eb50425a739e · 2025-05-25T23:27:28.000-07:00
diff --git a/src/EnergyPlus/WaterCoils.cc b/src/EnergyPlus/WaterCoils.cc
@@ -2903,7 +2903,8 @@ void CalcSimpleHeatingCoil(EnergyPlusData &state,
 
     if (fanOp == HVAC::FanOp::Cycling) {
         HeatingCoilLoad *= PartLoadRatio;
-        if (CapacitanceWater > 0) {
+        if (CapacitanceWater > 0 &&
+            state.dataPlnt->PlantLoop(waterCoil.WaterPlantLoc.loopNum).LoopSide(DataPlant::LoopSideLocation::Supply).FlowRequest > 0) {
             TempWaterOut = TempWaterIn - HeatingCoilLoad / CapacitanceWater;
         }
     }

Original file line number	Diff line number	Diff line change
`@@ -2903,7 +2903,8 @@ void CalcSimpleHeatingCoil(EnergyPlusData &state,`
`2903`	`2903`
`2904`	`2904`	`if (fanOp == HVAC::FanOp::Cycling) {`
`2905`	`2905`	`HeatingCoilLoad *= PartLoadRatio;`
`2906`		`- if (CapacitanceWater > 0) {`
	`2906`	`+ if (CapacitanceWater > 0 &&`
	`2907`	`+ state.dataPlnt->PlantLoop(waterCoil.WaterPlantLoc.loopNum).LoopSide(DataPlant::LoopSideLocation::Supply).FlowRequest > 0) {`
`2907`	`2908`	`TempWaterOut = TempWaterIn - HeatingCoilLoad / CapacitanceWater;`
`2908`	`2909`	`}`
`2909`	`2910`	`}`