Merge c894587 into ec7398a

Author: mjwitte

src/EnergyPlus/ChillerAbsorption.cc

@@ -1728,6 +1728,7 @@ void BLASTAbsorberSpecs::calculate(EnergyPlusData &state, Real64 &MyLoad, bool R
         this->CondOutletTemp = state.dataLoopNodes->Node(this->CondInletNodeNum).Temp;
         this->CondMassFlowRate = 0.0;
         this->QCondenser = 0.0;
+        MyLoad = 0.0;
         return;
         // V7 plant upgrade, no longer fatal here anymore, set some things and return
     }

src/EnergyPlus/ChillerElectricASHRAE205.cc

@@ -1337,7 +1337,12 @@ void ASHRAE205ChillerSpecs::calculate(EnergyPlusData &state, Real64 &MyLoad, boo
         PlantUtilities::PullCompInterconnectTrigger(
             state, this->CWPlantLoc, this->CondMassFlowIndex, this->CDPlantLoc, DataPlant::CriteriaType::MassFlowRate, this->CondMassFlowRate);
 
-        if (this->CondMassFlowRate < DataBranchAirLoopPlant::MassFlowTolerance) return;
+        if (this->CondMassFlowRate < DataBranchAirLoopPlant::MassFlowTolerance) {
+            MyLoad = 0.0;
+            this->Power = standbyPower;
+            this->AmbientZoneGain = standbyPower;
+            return;
+        }
     }
     Real64 EvapOutletTempSetPoint(0.0); // Evaporator outlet temperature setpoint [C]
     switch (state.dataPlnt->PlantLoop(PlantLoopNum).LoopDemandCalcScheme) {

src/EnergyPlus/ChillerElectricEIR.cc

@@ -1962,6 +1962,8 @@ void ElectricEIRChillerSpecs::calculate(EnergyPlusData &state, Real64 &MyLoad, b
             state, this->CWPlantLoc, this->CondMassFlowIndex, this->CDPlantLoc, DataPlant::CriteriaType::MassFlowRate, this->CondMassFlowRate);
 
         if (this->CondMassFlowRate < DataBranchAirLoopPlant::MassFlowTolerance) {
+            // Shut chiller off if there is no condenser water flow
+            MyLoad = 0.0;
             if (this->EvapMassFlowRate < DataBranchAirLoopPlant::MassFlowTolerance) {
                 // Use PlantUtilities::SetComponentFlowRate to decide actual flow
                 PlantUtilities::SetComponentFlowRate(

src/EnergyPlus/ChillerIndirectAbsorption.cc

@@ -1604,7 +1604,7 @@ void IndirectAbsorberSpecs::sizeChiller(EnergyPlusData &state)
     }
 }
 
-void IndirectAbsorberSpecs::calculate(EnergyPlusData &state, Real64 const MyLoad, bool const RunFlag)
+void IndirectAbsorberSpecs::calculate(EnergyPlusData &state, Real64 MyLoad, bool const RunFlag)
 {
     // SUBROUTINE INFORMATION:
     //       AUTHOR         R. Raustad (FSEC)
@@ -1999,6 +1999,7 @@ void IndirectAbsorberSpecs::calculate(EnergyPlusData &state, Real64 const MyLoad
         this->CondOutletTemp = CondInletTemp;
         this->CondMassFlowRate = 0.0;
         this->QCondenser = 0.0;
+        MyLoad = 0.0;
         return;
         // V7 plant upgrade, no longer fatal here anymore... set some things and return
     }

src/EnergyPlus/ChillerReformulatedEIR.cc

@@ -2147,7 +2147,10 @@ void ReformulatedEIRChillerSpecs::calculate(EnergyPlusData &state, Real64 &MyLoa
         PlantUtilities::PullCompInterconnectTrigger(
             state, this->CWPlantLoc, this->CondMassFlowIndex, this->CDPlantLoc, DataPlant::CriteriaType::MassFlowRate, this->CondMassFlowRate);
 
-        if (this->CondMassFlowRate < DataBranchAirLoopPlant::MassFlowTolerance) return;
+        if (this->CondMassFlowRate < DataBranchAirLoopPlant::MassFlowTolerance) {
+            MyLoad = 0.0;
+            return;
+        }
     }
     Real64 FRAC = 1.0;
     Real64 EvapOutletTempSetPoint(0.0); // Evaporator outlet temperature setpoint [C]

src/EnergyPlus/PlantChillers.cc

@@ -1468,7 +1468,10 @@ namespace PlantChillers {
             PlantUtilities::SetComponentFlowRate(state, this->CondMassFlowRate, this->CondInletNodeNum, this->CondOutletNodeNum, this->CDPlantLoc);
             PlantUtilities::PullCompInterconnectTrigger(
                 state, this->CWPlantLoc, this->CondMassFlowIndex, this->CDPlantLoc, DataPlant::CriteriaType::MassFlowRate, this->CondMassFlowRate);
-            if (this->CondMassFlowRate < DataBranchAirLoopPlant::MassFlowTolerance) return;
+            if (this->CondMassFlowRate < DataBranchAirLoopPlant::MassFlowTolerance) {
+                MyLoad = 0.0;
+                return;
+            }
         }
 
         //  LOAD LOCAL VARIABLES FROM DATA STRUCTURE (for code readability)
@@ -3593,7 +3596,10 @@ namespace PlantChillers {
             PlantUtilities::SetComponentFlowRate(state, this->CondMassFlowRate, this->CondInletNodeNum, this->CondOutletNodeNum, this->CDPlantLoc);
             PlantUtilities::PullCompInterconnectTrigger(
                 state, this->CWPlantLoc, this->CondMassFlowIndex, this->CDPlantLoc, DataPlant::CriteriaType::MassFlowRate, this->CondMassFlowRate);
-            if (this->CondMassFlowRate < DataBranchAirLoopPlant::MassFlowTolerance) return;
+            if (this->CondMassFlowRate < DataBranchAirLoopPlant::MassFlowTolerance) {
+                MyLoad = 0.0;
+                return;
+            }
         }
 
         //  LOAD LOCAL VARIABLES FROM DATA STRUCTURE (for code readability)
@@ -5605,7 +5611,10 @@ namespace PlantChillers {
             PlantUtilities::PullCompInterconnectTrigger(
                 state, this->CWPlantLoc, this->CondMassFlowIndex, this->CDPlantLoc, DataPlant::CriteriaType::MassFlowRate, this->CondMassFlowRate);
 
-            if (this->CondMassFlowRate < DataBranchAirLoopPlant::MassFlowTolerance) return;
+            if (this->CondMassFlowRate < DataBranchAirLoopPlant::MassFlowTolerance) {
+                MyLoad = 0.0;
+                return;
+            }
         }
 
         //  LOAD LOCAL VARIABLES FROM DATA STRUCTURE (for code readability)
@@ -7313,7 +7322,10 @@ namespace PlantChillers {
             PlantUtilities::PullCompInterconnectTrigger(
                 state, this->CWPlantLoc, this->CondMassFlowIndex, this->CDPlantLoc, DataPlant::CriteriaType::MassFlowRate, this->CondMassFlowRate);
 
-            if (this->CondMassFlowRate < DataBranchAirLoopPlant::MassFlowTolerance) return;
+            if (this->CondMassFlowRate < DataBranchAirLoopPlant::MassFlowTolerance) {
+                MyLoad = 0.0;
+                return;
+            }
         }
 
         // If FlowLock is True, the new resolved mdot is used to update Power, QEvap, Qcond, and