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FluidAPI Continued #10872

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merged 22 commits into from
Jan 9, 2025
Merged

FluidAPI Continued #10872

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61bcdc7
Propagate fluidAPI to water
amirroth Dec 22, 2024
ace163b
Two quick fixes
amirroth Dec 22, 2024
3d12910
Propagate FluidAPI to Steam
amirroth Dec 23, 2024
1db2e95
ChillerIndirectAbsorption fix
amirroth Dec 23, 2024
6b3caaa
Merge remote-tracking branch 'origin/develop' into FluidAPI2
Jan 3, 2025
4c68eb3
Begin propagating FluidAPI to plant loop
Jan 4, 2025
149f568
Fix issue with user defined fluid
Jan 4, 2025
afc8f3b
Fix some unit tests
Jan 5, 2025
b857d5a
Propagate to a few more modules
Jan 5, 2025
b856e3a
And a few more modules
Jan 5, 2025
9bc8316
And a few more modules
Jan 5, 2025
96a7a97
Several more modules
Jan 6, 2025
95d9dea
Fix steam loop issue
Jan 6, 2025
a812f38
More modules, more, more, more
Jan 6, 2025
6eba628
Fix a few issues
Jan 7, 2025
5710c25
More modules, only a few more to go
Jan 7, 2025
b344762
Final modules and refrig API
Jan 7, 2025
bfa5089
Fix RefrigeratedCase crash
Jan 7, 2025
41374d2
Cleanup and C API
Jan 8, 2025
42f9e68
Remove uses of FluidIndex
Jan 8, 2025
767bec7
Merge remote-tracking branch 'origin/develop' into FluidAPI2 [decent_…
Myoldmopar Jan 9, 2025
236ed07
Clang format [decent_ci_skip]
Myoldmopar Jan 9, 2025
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71 changes: 26 additions & 45 deletions src/EnergyPlus/BoilerSteam.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -87,8 +87,6 @@ namespace BoilerSteam {
// PURPOSE OF THIS MODULE:
// Performs steam boiler simulation for plant simulation

const char *fluidNameSteam = "STEAM";

BoilerSpecs *BoilerSpecs::factory(EnergyPlusData &state, std::string const &objectName)
{
// Process the input data for boilers if it hasn't been done already
Expand Down Expand Up @@ -148,6 +146,7 @@ namespace BoilerSteam {

// Locals
static constexpr std::string_view RoutineName("GetBoilerInput: ");
static constexpr std::string_view routineName = "GetBoilerInput";

// LOCAL VARIABLES
int BoilerNum; // boiler identifier
Expand Down Expand Up @@ -186,6 +185,7 @@ namespace BoilerSteam {
_,
state.dataIPShortCut->cAlphaFieldNames,
state.dataIPShortCut->cNumericFieldNames);

// ErrorsFound will be set to True if problem was found, left untouched otherwise
GlobalNames::VerifyUniqueBoilerName(state,
state.dataIPShortCut->cCurrentModuleObject,
Expand Down Expand Up @@ -266,17 +266,12 @@ namespace BoilerSteam {
state.dataIPShortCut->cAlphaArgs(4),
"Hot Steam Nodes");

if (SteamFluidIndex == 0 && BoilerNum == 1) {
SteamFluidIndex = FluidProperties::GetRefrigNum(state, fluidNameSteam); // Steam is a refrigerant?
if (SteamFluidIndex == 0) {
ShowSevereError(
state, format("{}{}=\"{}\",", RoutineName, state.dataIPShortCut->cCurrentModuleObject, state.dataIPShortCut->cAlphaArgs(1)));
ShowContinueError(state, "Steam Properties not found; Steam Fluid Properties must be included in the input file.");
ErrorsFound = true;
}
thisBoiler.fluid = FluidProperties::GetSteam(state);
if (thisBoiler.fluid == nullptr && BoilerNum == 1) {
ShowSevereError(state, "Fluid Properties for STEAM not found.");
ErrorsFound = true;
}

thisBoiler.FluidIndex = SteamFluidIndex;


if (NumAlphas > 4) {
thisBoiler.EndUseSubcategory = state.dataIPShortCut->cAlphaArgs(5);
Expand Down Expand Up @@ -306,14 +301,11 @@ namespace BoilerSteam {

int BoilerInletNode = this->BoilerInletNodeNum;

Real64 EnthSteamOutDry =
FluidProperties::GetSatEnthalpyRefrig(state, fluidNameSteam, this->TempUpLimitBoilerOut, 1.0, this->FluidIndex, RoutineName);
Real64 EnthSteamOutWet =
FluidProperties::GetSatEnthalpyRefrig(state, fluidNameSteam, this->TempUpLimitBoilerOut, 0.0, this->FluidIndex, RoutineName);
Real64 EnthSteamOutDry = this->fluid->getSatEnthalpy(state, this->TempUpLimitBoilerOut, 1.0, RoutineName);
Real64 EnthSteamOutWet = this->fluid->getSatEnthalpy(state, this->TempUpLimitBoilerOut, 0.0, RoutineName);
Real64 LatentEnthSteam = EnthSteamOutDry - EnthSteamOutWet;

Real64 CpWater =
FluidProperties::GetSatSpecificHeatRefrig(state, fluidNameSteam, this->TempUpLimitBoilerOut, 0.0, this->FluidIndex, RoutineName);
Real64 CpWater = this->fluid->getSatSpecificHeat(state, this->TempUpLimitBoilerOut, 0.0, RoutineName);

this->DesMassFlowRate =
this->NomCap / (LatentEnthSteam + CpWater * (this->TempUpLimitBoilerOut - state.dataLoopNodes->Node(BoilerInletNode).Temp));
Expand Down Expand Up @@ -500,11 +492,11 @@ namespace BoilerSteam {
if (PltSizNum > 0) {
if (state.dataSize->PlantSizData(PltSizNum).DesVolFlowRate >= HVAC::SmallWaterVolFlow) {
Real64 SizingTemp = this->TempUpLimitBoilerOut;
Real64 SteamDensity = FluidProperties::GetSatDensityRefrig(state, fluidNameSteam, SizingTemp, 1.0, this->FluidIndex, RoutineName);
Real64 EnthSteamOutDry = FluidProperties::GetSatEnthalpyRefrig(state, fluidNameSteam, SizingTemp, 1.0, this->FluidIndex, RoutineName);
Real64 EnthSteamOutWet = FluidProperties::GetSatEnthalpyRefrig(state, fluidNameSteam, SizingTemp, 0.0, this->FluidIndex, RoutineName);
Real64 SteamDensity = this->fluid->getSatDensity(state, SizingTemp, 1.0, RoutineName);
Real64 EnthSteamOutDry = this->fluid->getSatEnthalpy(state, SizingTemp, 1.0, RoutineName);
Real64 EnthSteamOutWet = this->fluid->getSatEnthalpy(state, SizingTemp, 0.0, RoutineName);
Real64 LatentEnthSteam = EnthSteamOutDry - EnthSteamOutWet;
Real64 CpWater = FluidProperties::GetSatSpecificHeatRefrig(state, fluidNameSteam, SizingTemp, 0.0, this->FluidIndex, RoutineName);
Real64 CpWater = this->fluid->getSatSpecificHeat(state, SizingTemp, 0.0, RoutineName);
tmpNomCap = (CpWater * SteamDensity * this->SizFac * state.dataSize->PlantSizData(PltSizNum).DeltaT *
state.dataSize->PlantSizData(PltSizNum).DesVolFlowRate +
state.dataSize->PlantSizData(PltSizNum).DesVolFlowRate * SteamDensity * LatentEnthSteam);
Expand Down Expand Up @@ -677,7 +669,7 @@ namespace BoilerSteam {
// Set the current load equal to the boiler load
this->BoilerLoad = MyLoad;

this->BoilerPressCheck = FluidProperties::GetSatPressureRefrig(state, fluidNameSteam, this->BoilerOutletTemp, this->FluidIndex, RoutineName);
this->BoilerPressCheck = this->fluid->getSatPressure(state, this->BoilerOutletTemp, RoutineName);

if ((this->BoilerPressCheck) > this->BoilerMaxOperPress) {
if (this->PressErrIndex == 0) {
Expand All @@ -697,8 +689,7 @@ namespace BoilerSteam {
"[Pa]");
}

CpWater = FluidProperties::GetSatSpecificHeatRefrig(
state, fluidNameSteam, state.dataLoopNodes->Node(this->BoilerInletNodeNum).Temp, 0.0, this->FluidIndex, RoutineName);
CpWater = this->fluid->getSatSpecificHeat(state, state.dataLoopNodes->Node(this->BoilerInletNodeNum).Temp, 0.0, RoutineName);

if (state.dataPlnt->PlantLoop(this->plantLoc.loopNum).LoopSide(this->plantLoc.loopSideNum).FlowLock ==
DataPlant::FlowLock::Unlocked) { // TODO: Components shouldn't check FlowLock
Expand All @@ -716,10 +707,8 @@ namespace BoilerSteam {
}
this->BoilerOutletTemp = BoilerDeltaTemp + state.dataLoopNodes->Node(this->BoilerInletNodeNum).Temp;

Real64 const EnthSteamOutDry =
FluidProperties::GetSatEnthalpyRefrig(state, fluidNameSteam, this->BoilerOutletTemp, 1.0, this->FluidIndex, RoutineName);
Real64 const EnthSteamOutWet =
FluidProperties::GetSatEnthalpyRefrig(state, fluidNameSteam, this->BoilerOutletTemp, 0.0, this->FluidIndex, RoutineName);
Real64 const EnthSteamOutDry = this->fluid->getSatEnthalpy(state, this->BoilerOutletTemp, 1.0, RoutineName);
Real64 const EnthSteamOutWet = this->fluid->getSatEnthalpy(state, this->BoilerOutletTemp, 0.0, RoutineName);
Real64 const LatentEnthSteam = EnthSteamOutDry - EnthSteamOutWet;
this->BoilerMassFlowRate = this->BoilerLoad / (LatentEnthSteam + (CpWater * BoilerDeltaTemp));

Expand Down Expand Up @@ -754,10 +743,8 @@ namespace BoilerSteam {
default:
break;
}
Real64 const EnthSteamOutDry =
FluidProperties::GetSatEnthalpyRefrig(state, fluidNameSteam, this->BoilerOutletTemp, 1.0, this->FluidIndex, RoutineName);
Real64 const EnthSteamOutWet =
FluidProperties::GetSatEnthalpyRefrig(state, fluidNameSteam, this->BoilerOutletTemp, 0.0, this->FluidIndex, RoutineName);
Real64 const EnthSteamOutDry = this->fluid->getSatEnthalpy(state, this->BoilerOutletTemp, 1.0, RoutineName);
Real64 const EnthSteamOutWet = this->fluid->getSatEnthalpy(state, this->BoilerOutletTemp, 0.0, RoutineName);
Real64 const LatentEnthSteam = EnthSteamOutDry - EnthSteamOutWet;
this->BoilerLoad = (this->BoilerMassFlowRate * LatentEnthSteam);

Expand All @@ -773,10 +760,8 @@ namespace BoilerSteam {
break;
}

Real64 const EnthSteamOutDry =
FluidProperties::GetSatEnthalpyRefrig(state, fluidNameSteam, this->BoilerOutletTemp, 1.0, this->FluidIndex, RoutineName);
Real64 const EnthSteamOutWet =
FluidProperties::GetSatEnthalpyRefrig(state, fluidNameSteam, this->BoilerOutletTemp, 0.0, this->FluidIndex, RoutineName);
Real64 const EnthSteamOutDry = this->fluid->getSatEnthalpy(state, this->BoilerOutletTemp, 1.0, RoutineName);
Real64 const EnthSteamOutWet = this->fluid->getSatEnthalpy(state, this->BoilerOutletTemp, 0.0, RoutineName);
Real64 const LatentEnthSteam = EnthSteamOutDry - EnthSteamOutWet;
this->BoilerLoad =
std::abs(this->BoilerMassFlowRate * LatentEnthSteam) + std::abs(this->BoilerMassFlowRate * CpWater * BoilerDeltaTemp);
Expand All @@ -798,10 +783,8 @@ namespace BoilerSteam {
break;
}

Real64 const EnthSteamOutDry =
FluidProperties::GetSatEnthalpyRefrig(state, fluidNameSteam, this->BoilerOutletTemp, 1.0, this->FluidIndex, RoutineName);
Real64 const EnthSteamOutWet =
FluidProperties::GetSatEnthalpyRefrig(state, fluidNameSteam, this->BoilerOutletTemp, 0.0, this->FluidIndex, RoutineName);
Real64 const EnthSteamOutDry = this->fluid->getSatEnthalpy(state, this->BoilerOutletTemp, 1.0, RoutineName);
Real64 const EnthSteamOutWet = this->fluid->getSatEnthalpy(state, this->BoilerOutletTemp, 0.0, RoutineName);
Real64 const LatentEnthSteam = EnthSteamOutDry - EnthSteamOutWet;
BoilerDeltaTemp = this->BoilerOutletTemp - state.dataLoopNodes->Node(this->BoilerInletNodeNum).Temp;
this->BoilerMassFlowRate = this->BoilerLoad / (LatentEnthSteam + CpWater * BoilerDeltaTemp);
Expand All @@ -815,10 +798,8 @@ namespace BoilerSteam {
if (this->BoilerMassFlowRate > DataBranchAirLoopPlant::MassFlowTolerance) {
this->BoilerLoad = this->NomCap;

Real64 const EnthSteamOutDry =
FluidProperties::GetSatEnthalpyRefrig(state, fluidNameSteam, this->BoilerOutletTemp, 1.0, this->FluidIndex, RoutineName);
Real64 const EnthSteamOutWet =
FluidProperties::GetSatEnthalpyRefrig(state, fluidNameSteam, this->BoilerOutletTemp, 0.0, this->FluidIndex, RoutineName);
Real64 const EnthSteamOutDry = this->fluid->getSatEnthalpy(state, this->BoilerOutletTemp, 1.0, RoutineName);
Real64 const EnthSteamOutWet = this->fluid->getSatEnthalpy(state, this->BoilerOutletTemp, 0.0, RoutineName);
Real64 const LatentEnthSteam = EnthSteamOutDry - EnthSteamOutWet;
BoilerDeltaTemp = this->BoilerOutletTemp - state.dataLoopNodes->Node(this->BoilerInletNodeNum).Temp;
this->BoilerMassFlowRate = this->BoilerLoad / (LatentEnthSteam + CpWater * BoilerDeltaTemp);
Expand Down
3 changes: 2 additions & 1 deletion src/EnergyPlus/BoilerSteam.hh
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Original file line number Diff line number Diff line change
Expand Up @@ -57,6 +57,7 @@
#include <EnergyPlus/DataGlobalConstants.hh>
#include <EnergyPlus/DataGlobals.hh>
#include <EnergyPlus/EnergyPlus.hh>
#include <EnergyPlus/FluidProperties.hh>
#include <EnergyPlus/Plant/Enums.hh>
#include <EnergyPlus/Plant/PlantLocation.hh>
#include <EnergyPlus/PlantComponent.hh>
Expand Down Expand Up @@ -97,7 +98,7 @@ namespace BoilerSteam {
int TypeNum = 0; // Plant loop type identifier
PlantLocation plantLoc;
int PressErrIndex = 0; // index pointer for recurring errors
int FluidIndex = 0; // Steam index
FluidProperties::RefrigProps *fluid = nullptr; // Steam fluid properties
std::string EndUseSubcategory; // identifier use for the end use subcategory
bool myFlag = true;
bool myEnvrnFlag = true;
Expand Down
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