private CurveFamilyF GenerateAdiabaticSaturationFamily()
{
double dewPoint;
double ysat;
double wetBulb;
double temperature;
double ih;
double tsat;
double maxTemp;
HumidGasCalculator humidGasCalculator = GetHumidGasCalculator();
double p = (double)pressure.Value;
double cg = humidGasCalculator.GetSpecificHeatOfDryGas();
double cv = humidGasCalculator.GetSpecificHeatOfVapor();
double r0 = humidGasCalculator.GetEvaporationHeat(273.15);
double dewPoint1 = humidGasCalculator.GetDewPointFromDryBulbAndRelativeHumidity(xVar.Max, 1.0);
double dewPoint2 = humidGasCalculator.GetDewPointFromHumidityAndPressure(yVar.Max, p);
double dewPointMin = Math.Min(dewPoint1, dewPoint2);
int numOfCurves = (int)((dewPointMin - xVar.Min) / 5.0) + 1;
CurveF[] curves = new CurveF[numOfCurves];
double y;
for (int i = 0; i < numOfCurves; i++)
{
tsat = xVar.Min + i * 5.0;
dewPoint = humidGasCalculator.GetDewPointFromDryBulbAndRelativeHumidity(tsat, 1.0);
ysat = humidGasCalculator.GetHumidityFromDewPointAndPressure(dewPoint, p);
wetBulb = humidGasCalculator.GetWetBulbFromDryBulbHumidityAndPressure(tsat, ysat, p);
PointF[] dataPoints = new PointF[11];
maxTemp = humidGasCalculator.GetDryBulbFromWetBulbHumidityAndPressure(wetBulb, 0.0, p);
if (maxTemp > xVar.Max)
{
maxTemp = xVar.Max;
}
if (ysat > yVar.Max)
{
tsat = humidGasCalculator.GetDryBulbFromWetBulbHumidityAndPressure(wetBulb, yVar.Max, p);
}
ih = (cg + cv * ysat) * (tsat - 273.15) + r0 * ysat;
for (int j = 0; j <= 10; j++)
{
temperature = tsat + (maxTemp - tsat) / 10.0 * j;
//iso-enthalpy line
y = (ih - cg * (temperature - 273.15)) / (r0 + cv * (temperature - 273.15));
dataPoints[j] = new PointF((float)temperature, (float)y);
}
curves[i] = new CurveF(StringConstants.GetTypeName(StringConstants.ADIABATIC_SATURATION), (float)tsat, dataPoints);
}
CurveFamilyF curveFamily = new CurveFamilyF(StringConstants.GetTypeName(StringConstants.ADIABATIC_SATURATION), PhysicalQuantity.Temperature, curves);
return(curveFamily);
}
private CurveFamilyF GenerateRelativeHumidityFamily()
{
double dewPoint;
double humidity;
double temperature;
double maxTemp;
CurveF[] curves = new CurveF[16];
double relativeHumidity;
HumidGasCalculator humidGasCalculator = GetHumidGasCalculator();
for (int i = 0; i < 16; i++)
{
//from 0.0% to 10%--interval 2%
if (i < 5)
{
relativeHumidity = (i + 1) * 0.02;
}
//from 10 to 50%--interval 5%
else if (i < 9)
{
relativeHumidity = 0.1 + (i - 4) * 0.05;
}
//from 30 to 100%--interval 10%
else
{
relativeHumidity = 0.3 + (i - 8) * 0.1;
}
dewPoint = humidGasCalculator.GetDewPointFromHumidityAndPressure(yVar.Max, pressure.Value);
maxTemp = humidGasCalculator.GetDryBulbFromDewPointAndRelativeHumidity(dewPoint, relativeHumidity);
if (maxTemp > xVar.Max)
{
maxTemp = xVar.Max;
}
PointF[] dataPoints = new PointF[101];
for (int j = 0; j <= 100; j++)
{
temperature = xVar.Min + j * (maxTemp - xVar.Min) / 100;
dewPoint = humidGasCalculator.GetDewPointFromDryBulbAndRelativeHumidity(temperature, relativeHumidity);
humidity = humidGasCalculator.GetHumidityFromDewPointAndPressure(dewPoint, (double)pressure.Value);
dataPoints[j] = new PointF((float)temperature, (float)humidity);
}
curves[i] = new CurveF(StringConstants.GetTypeName(StringConstants.RELATIVE_HUMIDITY), (float)relativeHumidity, dataPoints);
}
CurveFamilyF curveFamily = new CurveFamilyF(StringConstants.GetTypeName(StringConstants.RELATIVE_HUMIDITY), PhysicalQuantity.Fraction, curves);
return(curveFamily);
}
private CurveF GenerateSaturationVolumeCurve()
{
double temperature;
double dewPoint;
double humidity;
double saturationVolume;
HumidGasCalculator humidGasCalculator = GetHumidGasCalculator();
PointF[] dataPoints = new PointF[10];
for (int i = 0; i < 10; i++)
{
temperature = (xVar.Max - xVar.Min) / 10.0 * i;
dewPoint = humidGasCalculator.GetDewPointFromDryBulbAndRelativeHumidity(temperature, 1.0);
humidity = humidGasCalculator.GetHumidityFromDewPointAndPressure(dewPoint, (double)pressure.Value);
saturationVolume = humidGasCalculator.GetHumidVolume(temperature, humidity, (double)pressure.Value);
dataPoints[i] = new PointF((float)temperature, (float)saturationVolume);
}
return(new CurveF(StringConstants.GetTypeName(StringConstants.SATURATION_VOLUME), 0.1f, dataPoints));
}
private void Solve()
{
//Mass Transfer--material particles transfer from gas stream to liquid stream
//Mass Transfer--moisture transfers from liquid stream to gas stream
//by an adiabaitc saturation process if ScrubberType is General.
DryingMaterialStream dmsInlet = liquidInlet as DryingMaterialStream;
DryingMaterialStream dmsOutlet = liquidOutlet as DryingMaterialStream;
DryingGasStream dgsInlet = gasInlet as DryingGasStream;
DryingGasStream dgsOutlet = gasOutlet as DryingGasStream;
//gas stream goes through an adiabatic saturation process
double tg1 = dgsInlet.Temperature.Value;
double y1 = dgsInlet.Humidity.Value;
double tw1 = dgsInlet.WetBulbTemperature.Value;
double td1 = dgsInlet.DewPoint.Value;
double fy1 = dgsInlet.RelativeHumidity.Value;
double tg2 = dgsOutlet.Temperature.Value;
double y2 = dgsOutlet.Humidity.Value;
double tw2 = dgsOutlet.WetBulbTemperature.Value;
double td2 = dgsOutlet.DewPoint.Value;
double fy2 = dgsOutlet.RelativeHumidity.Value;
double ih = 0;
double p1 = dgsInlet.Pressure.Value;
double p2 = dgsOutlet.Pressure.Value;
if (p1 == Constants.NO_VALUE || p2 == Constants.NO_VALUE)
{
return;
}
HumidGasCalculator humidGasCalculator = GetHumidGasCalculator();
if (tg1 != Constants.NO_VALUE && y1 != Constants.NO_VALUE)
{
ih = humidGasCalculator.GetHumidEnthalpyFromDryBulbHumidityAndPressure(tg1, y1, p1);
if (tg2 != Constants.NO_VALUE)
{
y2 = humidGasCalculator.GetHumidityFromHumidEnthalpyTemperatureAndPressure(ih, tg2, p2);
if (y2 <= 0.0)
{
y2 = 1.0e-6;
}
Calculate(dgsOutlet.MoistureContentDryBase, y2);
solveState = SolveState.Solved;
}
else if (y2 != Constants.NO_VALUE)
{
tg2 = humidGasCalculator.GetDryBulbFromHumidEnthalpyHumidityAndPressure(ih, y2, p2);
Calculate(dgsOutlet.Temperature, tg2);
solveState = SolveState.Solved;
}
else if (td2 != Constants.NO_VALUE)
{
y2 = humidGasCalculator.GetHumidityFromDewPointAndPressure(td2, p2);
tg2 = humidGasCalculator.GetDryBulbFromHumidEnthalpyHumidityAndPressure(ih, y2, p2);
Calculate(dgsOutlet.Temperature, tg2);
solveState = SolveState.Solved;
}
else if (fy2 != Constants.NO_VALUE)
{
double fy_temp = 0;
double delta = 10.0;
double totalDelta = delta;
tg2 = tg1 - delta;
bool negativeLastTime = false;
int counter = 0;
do
{
counter++;
y2 = humidGasCalculator.GetHumidityFromHumidEnthalpyTemperatureAndPressure(ih, tg2, p2);
fy_temp = humidGasCalculator.GetRelativeHumidityFromDryBulbHumidityAndPressure(tg2, y2, p2);
if (fy2 > fy_temp)
{
if (negativeLastTime)
{
delta /= 2.0; //testing finds delta/2.0 is almost optimal
}
totalDelta += delta;
negativeLastTime = false;
}
else if (fy2 < fy_temp)
{
delta /= 2.0; //testing finds delta/2.0 is almost optimal
totalDelta -= delta;
negativeLastTime = true;
}
tg2 = tg1 - totalDelta;
} while (Math.Abs(fy2 - fy_temp) > 1.0e-6 && counter <= 200);
if (counter < 200)
{
Calculate(dgsOutlet.Temperature, tg2);
solveState = SolveState.Solved;
}
}
if (solveState == SolveState.Solved)
{
double fy = humidGasCalculator.GetRelativeHumidityFromDryBulbHumidityAndPressure(tg2, y2, p2);
if (fy > 1.0)
{
solveState = SolveState.NotSolved;
string msg = "Specified gas inlet state makes the relative humidity of the outlet greater than 1.0.";
throw new InappropriateSpecifiedValueException(msg);
}
}
}
else if (tg2 != Constants.NO_VALUE && y2 != Constants.NO_VALUE)
{
ih = humidGasCalculator.GetHumidEnthalpyFromDryBulbHumidityAndPressure(tg2, y2, p2);
if (tg1 != Constants.NO_VALUE)
{
y1 = humidGasCalculator.GetHumidityFromHumidEnthalpyTemperatureAndPressure(ih, tg1, p1);
Calculate(dgsInlet.MoistureContentDryBase, y1);
solveState = SolveState.Solved;
}
else if (y1 != Constants.NO_VALUE)
{
tg1 = humidGasCalculator.GetDryBulbFromHumidEnthalpyHumidityAndPressure(ih, y1, p1);
Calculate(dgsInlet.Temperature, tg1);
solveState = SolveState.Solved;
}
else if (td1 != Constants.NO_VALUE)
{
y1 = humidGasCalculator.GetHumidityFromDewPointAndPressure(td1, p1);
tg1 = humidGasCalculator.GetDryBulbFromHumidEnthalpyHumidityAndPressure(ih, y1, p1);
Calculate(dgsInlet.Temperature, tg1);
solveState = SolveState.Solved;
}
else if (fy1 != Constants.NO_VALUE)
{
double fy_temp = 0;
double delta = 10.0;
double totalDelta = delta;
tg1 = tg2 + delta;
bool negativeLastTime = false;
int counter = 0;
do
{
counter++;
y1 = humidGasCalculator.GetHumidityFromHumidEnthalpyTemperatureAndPressure(ih, tg1, p1);
fy_temp = humidGasCalculator.GetRelativeHumidityFromDryBulbHumidityAndPressure(tg1, y1, p1);
if (fy1 < fy_temp)
{
if (negativeLastTime)
{
delta /= 2.0; //testing finds delta/2.0 is almost optimal
}
totalDelta += delta;
negativeLastTime = false;
}
else if (fy1 > fy_temp)
{
delta /= 2.0; //testing finds delta/2.0 is almost optimal
totalDelta -= delta;
negativeLastTime = true;
}
tg1 = tg2 + totalDelta;
} while (Math.Abs(fy1 - fy_temp) > 1.0e-6 && counter <= 200);
if (counter < 200)
{
Calculate(dgsInlet.Temperature, tg1);
solveState = SolveState.Solved;
}
}
}
//end of adiabatic saturation process calculatioin
//have to recalculate the streams so that the following balance calcualtion
//can have all the latest balance calculated values taken into account
//PostSolve(false);
UpdateStreamsIfNecessary();
balanceModel.DoBalanceCalculation();
double inletDustMassFlowRate = Constants.NO_VALUE;
double outletDustMassFlowRate = Constants.NO_VALUE;
double inletDustMoistureFraction = 0.0;
double outletDustMoistureFraction = 0.0;
DryingGasComponents dgc;
if (InletParticleLoading.HasValue && gasInlet.VolumeFlowRate.HasValue)
{
inletDustMassFlowRate = InletParticleLoading.Value * gasInlet.VolumeFlowRate.Value;
dgc = dgsInlet.GasComponents;
if (dgc.SolidPhase != null)
{
SolidPhase sp = dgc.SolidPhase;
MaterialComponent mc = sp[1];
inletDustMoistureFraction = mc.GetMassFractionValue();
}
}
if (OutletParticleLoading.HasValue && gasOutlet.VolumeFlowRate.HasValue)
{
outletDustMassFlowRate = OutletParticleLoading.Value * gasOutlet.VolumeFlowRate.Value;
dgc = dgsOutlet.GasComponents;
if (dgc.SolidPhase != null)
{
SolidPhase sp = dgc.SolidPhase;
MaterialComponent mc = sp[1];
inletDustMoistureFraction = mc.GetMassFractionValue();
}
}
double inletMoistureFlowRate = Constants.NO_VALUE;
double outletMoistureFlowRate = Constants.NO_VALUE;
if (dgsInlet.MassFlowRateDryBase.HasValue && dgsInlet.MoistureContentDryBase.HasValue)
{
inletMoistureFlowRate = dgsInlet.MassFlowRateDryBase.Value * dgsInlet.MoistureContentDryBase.Value;
}
if (dgsOutlet.MassFlowRateDryBase.HasValue && dgsOutlet.MoistureContentDryBase.HasValue)
{
outletMoistureFlowRate = dgsOutlet.MassFlowRateDryBase.Value * dgsOutlet.MoistureContentDryBase.Value;
}
double materialFromGas = 0.0;
if (inletDustMassFlowRate != Constants.NO_VALUE && outletDustMassFlowRate != Constants.NO_VALUE &&
inletMoistureFlowRate != Constants.NO_VALUE && outletMoistureFlowRate != Constants.NO_VALUE)
{
double moistureToGas = outletMoistureFlowRate - inletMoistureFlowRate;
materialFromGas = inletDustMassFlowRate - outletDustMassFlowRate;
double moistureOfMaterialFromGas = inletDustMassFlowRate * inletDustMoistureFraction - outletDustMassFlowRate * outletDustMoistureFraction;
if (dmsInlet.MassFlowRate.HasValue)
{
double outletMassFlowRate = dmsInlet.MassFlowRate.Value + materialFromGas - moistureToGas;
Calculate(dmsOutlet.MassFlowRate, outletMassFlowRate);
if (dmsInlet.MoistureContentWetBase.HasValue)
{
double inletMaterialMoistureFlowRate = dmsInlet.MassFlowRate.Value * dmsInlet.MoistureContentWetBase.Value;
double outletMaterialMoistureFlowRate = inletMaterialMoistureFlowRate - moistureToGas + moistureOfMaterialFromGas;
double outletMoistureContentWetBase = outletMaterialMoistureFlowRate / outletMassFlowRate;
Calculate(dmsOutlet.MoistureContentWetBase, outletMoistureContentWetBase);
solveState = SolveState.Solved;
}
else if (dmsOutlet.MoistureContentWetBase.HasValue)
{
double outletMaterialMoistureFlowRate = dmsOutlet.MassFlowRate.Value * dmsInlet.MoistureContentWetBase.Value;
double inletMaterialMoistureFlowRate = outletMaterialMoistureFlowRate + moistureToGas - moistureOfMaterialFromGas;
double inletMoistureContentWetBase = inletMaterialMoistureFlowRate / dmsInlet.MassFlowRate.Value;
Calculate(dmsInlet.MoistureContentWetBase, inletMoistureContentWetBase);
solveState = SolveState.Solved;
}
}
else if (dmsOutlet.MassFlowRate.HasValue)
{
double inletMassFlowRate = dmsOutlet.MassFlowRate.Value - materialFromGas + moistureToGas;
Calculate(dmsInlet.MassFlowRate, inletMassFlowRate);
if (dmsInlet.MoistureContentWetBase.HasValue)
{
double inletMaterialMoistureFlowRate = dmsInlet.MassFlowRate.Value * dmsInlet.MoistureContentWetBase.Value;
double outletMaterialMoistureFlowRate = inletMaterialMoistureFlowRate - moistureToGas + moistureOfMaterialFromGas;
double outletMoistureContentWetBase = outletMaterialMoistureFlowRate / dmsOutlet.MassFlowRate.Value;
Calculate(dmsOutlet.MoistureContentWetBase, outletMoistureContentWetBase);
solveState = SolveState.Solved;
}
else if (dmsOutlet.MoistureContentWetBase.HasValue)
{
double outletMaterialMoistureFlowRate = dmsOutlet.MassFlowRate.Value * dmsInlet.MoistureContentWetBase.Value;
double inletMaterialMoistureFlowRate = outletMaterialMoistureFlowRate + moistureToGas - moistureOfMaterialFromGas;
double inletMoistureContentWetBase = inletMaterialMoistureFlowRate / inletMassFlowRate;
Calculate(dmsInlet.MoistureContentWetBase, inletMoistureContentWetBase);
solveState = SolveState.Solved;
}
}
else if (dmsOutlet.MassConcentration.HasValue)
{
double cValue = dmsOutlet.MassConcentration.Value;
double inletMassFlowRate = (materialFromGas * (1 - cValue) + moistureToGas * cValue) / cValue;
Calculate(dmsInlet.MassFlowRate, inletMassFlowRate);
double outletMassFlowRate = inletMassFlowRate + materialFromGas - moistureToGas;
Calculate(dmsOutlet.MassFlowRate, outletMassFlowRate);
solveState = SolveState.Solved;
}
}
MoistureProperties moistureProperties = (this.unitOpSystem as EvaporationAndDryingSystem).GetMoistureProperties(((DryingMaterialStream)liquidInlet).MaterialComponents.Moisture.Substance);
double enthalpyOfMaterialFromGas = 0.0;
if (dmsOutlet.GetCpOfAbsoluteDryMaterial() != Constants.NO_VALUE && inletDustMoistureFraction != Constants.NO_VALUE && gasInlet.Temperature.HasValue)
{
double tempValue = gasInlet.Temperature.Value;
double liquidCp = moistureProperties.GetSpecificHeatOfLiquid(tempValue);
double specificHeatOfSolidPhase = (1.0 - inletDustMoistureFraction) * dmsOutlet.GetCpOfAbsoluteDryMaterial() + inletDustMoistureFraction * liquidCp;
enthalpyOfMaterialFromGas = materialFromGas * specificHeatOfSolidPhase * (tempValue - 273.15);
}
if (gasInlet.SpecificEnthalpy.HasValue && gasInlet.MassFlowRate.HasValue &&
gasOutlet.SpecificEnthalpy.HasValue && gasOutlet.MassFlowRate.HasValue)
{
double gasEnthalpyLoss = gasInlet.SpecificEnthalpy.Value * gasInlet.MassFlowRate.Value -
gasOutlet.SpecificEnthalpy.Value * gasOutlet.MassFlowRate.Value;
if (liquidInlet.SpecificEnthalpy.HasValue && liquidInlet.MassFlowRate.HasValue &&
liquidOutlet.MassFlowRate.HasValue)
{
double totalLiquidOutletEnthalpy = gasEnthalpyLoss + enthalpyOfMaterialFromGas + liquidInlet.SpecificEnthalpy.Value * liquidInlet.MassFlowRate.Value;
double specificLiquidOutletEnthalpy = totalLiquidOutletEnthalpy / liquidOutlet.MassFlowRate.Value;
Calculate(liquidOutlet.SpecificEnthalpy, specificLiquidOutletEnthalpy);
}
//else if (gasInlet.SpecificEnthalpy.HasValue && gasInlet.MassFlowRate.HasValue &&
// gasOutlet.SpecificEnthalpy.HasValue && gasOutlet.MassFlowRate.HasValue &&
// liquidOutlet.SpecificEnthalpy.HasValue && liquidOutlet.MassFlowRate.HasValue &&
// liquidInlet.MassFlowRate.HasValue) {
// double totalLiquidInletEnthalpy = liquidOutlet.SpecificEnthalpy.Value * liquidOutlet.MassFlowRate.Value - gasEnthalpyLoss - enthalpyOfMaterialFromGas;
// double specificLiquidInletEnthalpy = totalLiquidInletEnthalpy / liquidInlet.MassFlowRate.Value;
// Calculate(liquidInlet.SpecificEnthalpy, specificLiquidInletEnthalpy);
//}
}
else if (liquidInlet.SpecificEnthalpy.HasValue && liquidInlet.MassFlowRate.HasValue &&
liquidOutlet.SpecificEnthalpy.HasValue && liquidOutlet.MassFlowRate.HasValue)
{
double liquidEnthalpyLoss = liquidInlet.SpecificEnthalpy.Value * liquidInlet.MassFlowRate.Value -
liquidOutlet.SpecificEnthalpy.Value * liquidOutlet.MassFlowRate.Value;
if (gasInlet.SpecificEnthalpy.HasValue && gasInlet.MassFlowRate.HasValue &&
gasOutlet.MassFlowRate.HasValue)
{
double totalGasOutletEnthalpy = liquidEnthalpyLoss + gasInlet.SpecificEnthalpy.Value * gasInlet.MassFlowRate.Value + enthalpyOfMaterialFromGas;
double specificGasOutletEnthalpy = totalGasOutletEnthalpy / gasOutlet.MassFlowRate.Value;
Calculate(gasOutlet.SpecificEnthalpy, specificGasOutletEnthalpy);
}
//else if (gasOutlet.SpecificEnthalpy.HasValue && gasOutlet.MassFlowRate.HasValue &&
// gasInlet.MassFlowRate.HasValue) {
// double totalGasInletEnthalpy = gasOutlet.SpecificEnthalpy.Value * gasOutlet.MassFlowRate.Value - liquidEnthalpyLoss;
// double specificGasInletEnthalpy = totalGasInletEnthalpy / gasInlet.MassFlowRate.Value;
// Calculate(gasInlet.SpecificEnthalpy, specificGasInletEnthalpy);
//}
}
if (liquidToGasVolumeRatio.HasValue && gasInlet.VolumeFlowRate.HasValue)
{
//double recirculationVolumeFlow = liquidToGasVolumeRatio.Value * gasInlet.VolumeFlowRate.Value;
//Calculate(liquidRecirculationVolumeFlowRate, recirculationVolumeFlow);
//if (liquidOutlet.Density.HasValue) {
// double recirculationMassFlow = recirculationVolumeFlow / liquidOutlet.Density.Value;
// Calculate(liquidRecirculationMassFlowRate, recirculationMassFlow);
//}
}
}
private void Solve()
{
double p = pressure.Value;
double tg1 = inputStream.Temperature.Value;
double y1 = inputStream.Humidity.Value;
double tw1 = inputStream.WetBulbTemperature.Value;
double td1 = inputStream.DewPoint.Value;
double fy1 = inputStream.RelativeHumidity.Value;
double tg2 = outputStream.Temperature.Value;
double y2 = outputStream.Humidity.Value;
double tw2 = outputStream.WetBulbTemperature.Value;
double td2 = outputStream.DewPoint.Value;
double fy2 = outputStream.RelativeHumidity.Value;
double ih = 0;
if (inputStream.Pressure.Value != p)
{
Calculate(inputStream.Pressure, p);
}
if (outputStream.Pressure.Value != p)
{
Calculate(outputStream.Pressure, p);
}
HumidGasCalculator humidGasCalculator = GetHumidGasCalculator();
if (tg1 != Constants.NO_VALUE && y1 != Constants.NO_VALUE)
{
//wetBulb = humidGasCalculator.GetWetBulbFromDryBulbHumidityAndPressure(tg1, y1, p);
ih = humidGasCalculator.GetHumidEnthalpyFromDryBulbHumidityAndPressure(tg1, y1, p);
if (tg2 != Constants.NO_VALUE)
{
y2 = humidGasCalculator.GetHumidityFromHumidEnthalpyTemperatureAndPressure(ih, tg2, p);
if (y2 <= 0.0)
{
y2 = 1.0e-6;
}
Calculate(outputStream.MoistureContentDryBase, y2);
solveState = SolveState.Solved;
}
else if (y2 != Constants.NO_VALUE)
{
tg2 = humidGasCalculator.GetDryBulbFromHumidEnthalpyHumidityAndPressure(ih, y2, p);
Calculate(outputStream.Temperature, tg2);
solveState = SolveState.Solved;
}
else if (td2 != Constants.NO_VALUE)
{
y2 = humidGasCalculator.GetHumidityFromDewPointAndPressure(td2, p);
tg2 = humidGasCalculator.GetDryBulbFromHumidEnthalpyHumidityAndPressure(ih, y2, p);
Calculate(outputStream.Temperature, tg2);
solveState = SolveState.Solved;
}
else if (fy2 != Constants.NO_VALUE)
{
double fy_temp = 0;
double delta = 10.0;
double totalDelta = delta;
tg2 = tg1 - delta;
bool negativeLastTime = false;
int counter = 0;
do
{
counter++;
y2 = humidGasCalculator.GetHumidityFromHumidEnthalpyTemperatureAndPressure(ih, tg2, p);
fy_temp = humidGasCalculator.GetRelativeHumidityFromDryBulbHumidityAndPressure(tg2, y2, p);
if (fy2 > fy_temp)
{
if (negativeLastTime)
{
delta /= 2.0; //testing finds delta/2.0 is almost optimal
}
totalDelta += delta;
negativeLastTime = false;
}
else if (fy2 < fy_temp)
{
delta /= 2.0; //testing finds delta/2.0 is almost optimal
totalDelta -= delta;
negativeLastTime = true;
}
tg2 = tg1 - totalDelta;
} while (Math.Abs(fy2 - fy_temp) > 1.0e-6 && counter <= 200);
if (counter < 200)
{
Calculate(outputStream.Temperature, tg2);
solveState = SolveState.Solved;
}
}
double fy = humidGasCalculator.GetRelativeHumidityFromDryBulbHumidityAndPressure(tg2, y2, p);
if (fy > 1.0)
{
solveState = SolveState.NotSolved;
string msg = "Specified input state makes the relative humidity of the output greater than 1.0.";
throw new InappropriateSpecifiedValueException(msg);
}
}
else if (tg2 != Constants.NO_VALUE && y2 != Constants.NO_VALUE)
{
ih = humidGasCalculator.GetHumidEnthalpyFromDryBulbHumidityAndPressure(tg2, y2, p);
if (tg1 != Constants.NO_VALUE)
{
y1 = humidGasCalculator.GetHumidityFromHumidEnthalpyTemperatureAndPressure(ih, tg1, p);
Calculate(inputStream.MoistureContentDryBase, y1);
solveState = SolveState.Solved;
}
else if (y1 != Constants.NO_VALUE)
{
tg1 = humidGasCalculator.GetDryBulbFromHumidEnthalpyHumidityAndPressure(ih, y1, p);
Calculate(inputStream.Temperature, tg1);
solveState = SolveState.Solved;
}
else if (td1 != Constants.NO_VALUE)
{
y1 = humidGasCalculator.GetHumidityFromDewPointAndPressure(td1, p);
tg1 = humidGasCalculator.GetDryBulbFromHumidEnthalpyHumidityAndPressure(ih, y1, p);
Calculate(inputStream.Temperature, tg1);
solveState = SolveState.Solved;
}
else if (fy1 != Constants.NO_VALUE)
{
double fy_temp = 0;
double delta = 10.0;
double totalDelta = delta;
tg1 = tg2 + delta;
bool negativeLastTime = false;
int counter = 0;
do
{
counter++;
y1 = humidGasCalculator.GetHumidityFromHumidEnthalpyTemperatureAndPressure(ih, tg1, p);
fy_temp = humidGasCalculator.GetRelativeHumidityFromDryBulbHumidityAndPressure(tg1, y1, p);
if (fy1 < fy_temp)
{
if (negativeLastTime)
{
delta /= 2.0; //testing finds delta/2.0 is almost optimal
}
totalDelta += delta;
negativeLastTime = false;
}
else if (fy1 > fy_temp)
{
delta /= 2.0; //testing finds delta/2.0 is almost optimal
totalDelta -= delta;
negativeLastTime = true;
}
tg1 = tg2 + totalDelta;
} while (Math.Abs(fy1 - fy_temp) > 1.0e-6 && counter <= 200);
if (counter < 200)
{
Calculate(inputStream.Temperature, tg1);
solveState = SolveState.Solved;
}
}
}
}
public override void Execute(bool propagate)
{
//if dew point is known
//HumidGasCalculator humidGasCalculator = GetHumidGasCalculator();
if (dewPoint.HasValue)
{
if (relativeHumidity.HasValue && !temperature.IsSpecifiedAndHasValue)
{
Calculate(temperature, HumidGasCalculator.GetDryBulbFromDewPointAndRelativeHumidity(dewPoint.Value, relativeHumidity.Value));
}
else if (pressure.HasValue)
{
if (dewPoint.Value <= 1.0e-10 && !moistureContentDryBase.IsSpecifiedAndHasValue)
{
Calculate(moistureContentDryBase, 0);
}
else if (!moistureContentDryBase.IsSpecifiedAndHasValue)
{
Calculate(moistureContentDryBase, HumidGasCalculator.GetHumidityFromDewPointAndPressure(dewPoint.Value, pressure.Value));
}
}
//Pressure should always be known. So it should not be calculated
else if (moistureContentDryBase.HasValue)
{
//Calculate(pressure, humidGasCalculator.GetPressureFromDewPointAndHumidity(dewPoint.Value, humidity.Value));
}
}
//if humidity is known
if (moistureContentDryBase.HasValue)
{
if (pressure.HasValue && !dewPoint.IsSpecifiedAndHasValue)
{
Calculate(dewPoint, HumidGasCalculator.GetDewPointFromHumidityAndPressure(moistureContentDryBase.Value, pressure.Value));
}
//to prevent repeated calculation of the same variable
//if (relativeHumidity.HasValue && dewPoint.HasValue && !temperature.IsSpecifiedAndHasValue) {
if (relativeHumidity.HasValue && dewPoint.HasValue && !temperature.HasValue)
{
Calculate(temperature, HumidGasCalculator.GetDryBulbFromDewPointAndRelativeHumidity(dewPoint.Value, relativeHumidity.Value));
}
//to prevent repeated calculation of the same variable
//if (wetBulbTemperature.HasValue && pressure.HasValue && !temperature.IsSpecifiedAndHasValue) {
if (wetBulbTemperature.HasValue && pressure.HasValue && !temperature.HasValue)
{
Calculate(temperature, HumidGasCalculator.GetDryBulbFromWetBulbHumidityAndPressure(wetBulbTemperature.Value, moistureContentDryBase.Value, pressure.Value));
}
}
//to prevent repeated calculation of the same variable
//if (wetBulbTemperature.HasValue && relativeHumidity.HasValue && pressure.HasValue
// && !temperature.IsSpecifiedAndHasValue) {
if (wetBulbTemperature.HasValue && relativeHumidity.HasValue && pressure.HasValue &&
!temperature.HasValue)
{
Calculate(temperature, HumidGasCalculator.GetDryBulbFromWetBulbRelativeHumidityAndPressure(wetBulbTemperature.Value, relativeHumidity.Value, pressure.Value));
}
double humidEnthalpyValue;
double mcDryBase = moistureContentDryBase.Value;
if (specificEnthalpy.HasValue && moistureContentDryBase.HasValue && !specificEnthalpyDryBase.HasValue)
{
Calculate(specificEnthalpyDryBase, specificEnthalpy.Value * (1.0 + mcDryBase));
}
//if (specificEnthalpyDryBase.HasValue && pressure.HasValue && !temperature.IsSpecifiedAndHasValue) {
if (specificEnthalpyDryBase.HasValue && pressure.HasValue && !temperature.HasValue)
{
if (moistureContentDryBase.HasValue)
{
Calculate(temperature, HumidGasCalculator.GetDryBulbFromHumidEnthalpyHumidityAndPressure(specificEnthalpyDryBase.Value, moistureContentDryBase.Value, pressure.Value));
}
else if (relativeHumidity.HasValue)
{
Calculate(temperature, HumidGasCalculator.GetDryBulbFromHumidEnthalpyRelativeHumidityAndPressure(specificEnthalpyDryBase.Value, relativeHumidity.Value, pressure.Value));
}
else if (dewPoint.HasValue)
{
Calculate(temperature, HumidGasCalculator.GetDryBulbFromHumidEnthalpyDewPointAndPressure(specificEnthalpyDryBase.Value, relativeHumidity.Value, pressure.Value));
}
else if (wetBulbTemperature.HasValue)
{
Calculate(temperature, HumidGasCalculator.GetDryBulbFromHumidEnthalpyWetBulbAndPressure(specificEnthalpyDryBase.Value, wetBulbTemperature.Value, pressure.Value));
}
}
//if temperature is first known
if (temperature.HasValue)
{
if (dewPoint.HasValue || relativeHumidity.HasValue)
{
if (dewPoint.HasValue && !relativeHumidity.IsSpecifiedAndHasValue)
{
Calculate(relativeHumidity, HumidGasCalculator.GetRelativeHumidityFromDryBulbAndDewPoint(temperature.Value, dewPoint.Value));
}
else if (relativeHumidity.HasValue && !dewPoint.IsSpecifiedAndHasValue)
{
Calculate(dewPoint, HumidGasCalculator.GetDewPointFromDryBulbAndRelativeHumidity(temperature.Value, relativeHumidity.Value));
}
if (pressure.HasValue)
{
if (!moistureContentDryBase.IsSpecifiedAndHasValue)
{
Calculate(moistureContentDryBase, HumidGasCalculator.GetHumidityFromDewPointAndPressure(dewPoint.Value, pressure.Value));
}
if (!wetBulbTemperature.IsSpecifiedAndHasValue)
{
Calculate(wetBulbTemperature, HumidGasCalculator.GetWetBulbFromDryBulbHumidityAndPressure(temperature.Value, moistureContentDryBase.Value, pressure.Value));
//double satTemp = humidGasCalculator.GetSatTempFromDryBulbHumidityAndPressure(temperature.Value, moistureContentDryBase.Value, pressure.Value);
}
}
else if (moistureContentDryBase.HasValue)
{
if (!pressure.IsSpecifiedAndHasValue)
{
Calculate(pressure, HumidGasCalculator.GetPressureFromDewPointAndHumidity(dewPoint.Value, moistureContentDryBase.Value));
}
if (!wetBulbTemperature.IsSpecifiedAndHasValue)
{
Calculate(wetBulbTemperature, HumidGasCalculator.GetWetBulbFromDryBulbHumidityAndPressure(temperature.Value, moistureContentDryBase.Value, pressure.Value));
//double satTemp = humidGasCalculator.GetSatTempFromDryBulbHumidityAndPressure(temperature.Value, moistureContentDryBase.Value, pressure.Value);
}
}
}
else if (wetBulbTemperature.HasValue && pressure.HasValue)
{
if (!moistureContentDryBase.IsSpecifiedAndHasValue)
{
Calculate(moistureContentDryBase, HumidGasCalculator.GetHumidityFromDryBulbWetBulbAndPressure(temperature.Value, wetBulbTemperature.Value, pressure.Value));
}
if (!relativeHumidity.IsSpecifiedAndHasValue)
{
Calculate(relativeHumidity, HumidGasCalculator.GetRelativeHumidityFromDryBulbHumidityAndPressure(temperature.Value, moistureContentDryBase.Value, pressure.Value));
}
if (!dewPoint.IsSpecifiedAndHasValue)
{
Calculate(dewPoint, HumidGasCalculator.GetDewPointFromDryBulbAndRelativeHumidity(temperature.Value, relativeHumidity.Value));
}
}
else if (moistureContentDryBase.HasValue && pressure.HasValue)
{
if (!wetBulbTemperature.IsSpecifiedAndHasValue)
{
Calculate(wetBulbTemperature, HumidGasCalculator.GetWetBulbFromDryBulbHumidityAndPressure(temperature.Value, moistureContentDryBase.Value, pressure.Value));
//double satTemp = humidGasCalculator.GetSatTempFromDryBulbHumidityAndPressure(temperature.Value, moistureContentDryBase.Value, pressure.Value);
}
if (!relativeHumidity.IsSpecifiedAndHasValue)
{
Calculate(relativeHumidity, HumidGasCalculator.GetRelativeHumidityFromDryBulbHumidityAndPressure(temperature.Value, moistureContentDryBase.Value, pressure.Value));
}
if (!dewPoint.IsSpecifiedAndHasValue)
{
Calculate(dewPoint, HumidGasCalculator.GetDewPointFromDryBulbAndRelativeHumidity(temperature.Value, relativeHumidity.Value));
}
}
else if (wetBulbTemperature.HasValue && moistureContentDryBase.HasValue)
{
//if (!pressure.IsSpecifiedAndHasValue) {
// Calculate(pressure, humidGasCalculator.GetPressureFromDryBulbWetBulbAndHumidity(temperature.Value, wetBulbTemperature.Value, moistureContentDryBase.Value));
//}
if (!dewPoint.IsSpecifiedAndHasValue)
{
Calculate(dewPoint, HumidGasCalculator.GetDewPointFromHumidityAndPressure(temperature.Value, pressure.Value));
}
if (!relativeHumidity.IsSpecifiedAndHasValue)
{
Calculate(relativeHumidity, HumidGasCalculator.GetRelativeHumidityFromDryBulbAndDewPoint(temperature.Value, dewPoint.Value));
}
}
}
mcDryBase = moistureContentDryBase.Value;
if (moistureContentDryBase.HasValue && temperature.HasValue)
{
double cpDryBase = HumidGasCalculator.GetHumidHeat(moistureContentDryBase.Value, temperature.Value);
Calculate(specificHeatDryBase, cpDryBase);
Calculate(specificHeat, cpDryBase / (1.0 + mcDryBase));
if (pressure.HasValue)
{
double humidVolumeValue = HumidGasCalculator.GetHumidVolume(temperature.Value, moistureContentDryBase.Value, pressure.Value);
Calculate(humidVolume, humidVolumeValue);
humidEnthalpyValue = HumidGasCalculator.GetHumidEnthalpyFromDryBulbHumidityAndPressure(temperature.Value, moistureContentDryBase.Value, pressure.Value);
Calculate(specificEnthalpyDryBase, humidEnthalpyValue);
Calculate(specificEnthalpy, humidEnthalpyValue / (1.0 + mcDryBase));
Calculate(density, (1.0 + mcDryBase) / humidVolumeValue);
}
}
CalculateFlow();
//if (temperature.HasValue && pressure.HasValue && massFlowRate.HasValue &&
// volumeFlowRate.HasValue && massFlowRateDryBase.HasValue && wetBulbTemperature.HasValue &&
// dewPoint.HasValue && moistureContentDryBase.HasValue && relativeHumidity.HasValue &&
// density.HasValue && specificEnthalpy.HasValue && specificHeatDryBase.HasValue) {
// solveState = SolveState.Solved;
//}
bool hasUnsolvedVar = false;
foreach (ProcessVarDouble pv in varList)
{
if (!pv.HasValue)
{
hasUnsolvedVar = true;
break;
}
}
if (!hasUnsolvedVar)
{
solveState = SolveState.Solved;
}
//else
//{
// foreach (ProcessVarDouble pv in varList)
// {
// if (!pv.IsSpecified && pv.HasValue)
// {
// solveState = SolveState.PartiallySolved;
// break;
// }
// }
//}
if (HasSolvedAlready)
{
DryingGasComponents dgc = (DryingGasComponents)materialComponents;
//we cannot do a calculate operation since these variables are not in the
//varList and they cannot be erased after they are initially calculated
dgc.DryMedium.SetMassFractionValue(1.0 / (1.0 + Humidity.Value));
dgc.Moisture.SetMassFractionValue(Humidity.Value / (1.0 + Humidity.Value));
dgc.ComponentsFractionsChanged();
}
AdjustVarsStates();
OnSolveComplete();
}
protected override ErrorMessage CheckSpecifiedValueRange(ProcessVarDouble pv, double aValue)
{
ErrorMessage retValue = base.CheckSpecifiedValueRange(pv, aValue);
if (retValue != null)
{
return(retValue);
}
string valueString = aValue.ToString();
if (pv == temperature)
{
if (wetBulbTemperature.IsSpecifiedAndHasValue && aValue < wetBulbTemperature.Value)
{
retValue = CreateSimpleGenericInappropriateSpecifiedValueErrorMessage("Specified " + pv.VarTypeName + " value is less than " + wetBulbTemperature.VarTypeName + " and therefore cannot be committed.");
}
else if (dewPoint.IsSpecifiedAndHasValue && aValue < dewPoint.Value)
{
retValue = CreateSimpleGenericInappropriateSpecifiedValueErrorMessage("Specified " + pv.VarTypeName + " value is less than " + dewPoint.VarTypeName + " and therefore cannot be committed.");
}
}
else if (pv == wetBulbTemperature)
{
if (temperature.IsSpecifiedAndHasValue && aValue > temperature.Value)
{
retValue = CreateSimpleGenericInappropriateSpecifiedValueErrorMessage("Specified " + pv.VarTypeName + " value is greater than " + temperature.VarTypeName + " and therefore cannot be committed.");
}
else if (dewPoint.IsSpecifiedAndHasValue && aValue < dewPoint.Value)
{
retValue = CreateSimpleGenericInappropriateSpecifiedValueErrorMessage("Specified " + pv.VarTypeName + " value is less than than " + dewPoint.VarTypeName + " and therefore cannot be committed.");
}
}
else if (pv == dewPoint)
{
if (temperature.IsSpecifiedAndHasValue && aValue > temperature.Value)
{
retValue = CreateSimpleGenericInappropriateSpecifiedValueErrorMessage("Specified " + pv.VarTypeName + " value is greater than " + temperature.VarTypeName + " and therefore cannot be committed.");
}
else if (wetBulbTemperature.IsSpecifiedAndHasValue && aValue > wetBulbTemperature.Value)
{
retValue = CreateSimpleGenericInappropriateSpecifiedValueErrorMessage("Specified " + pv.VarTypeName + " value is greater than " + wetBulbTemperature.VarTypeName + " and therefore cannot be committed.");
}
}
else if (pv == Humidity)
{
if (aValue < 0)
{
retValue = CreateLessThanZeroErrorMessage(pv);
}
else if (pressure.HasValue)
{
double maxHumidity = 1000.0;
//HumidGasCalculator humidGasCalculator = GetHumidGasCalculator();
if (temperature.HasValue)
{
maxHumidity = HumidGasCalculator.GetHumidityFromDewPointAndPressure(temperature.Value, pressure.Value);
}
else if (wetBulbTemperature.HasValue)
{
maxHumidity = HumidGasCalculator.GetHumidityFromDewPointAndPressure(wetBulbTemperature.Value, pressure.Value);
}
else if (dewPoint.HasValue)
{
maxHumidity = HumidGasCalculator.GetHumidityFromDewPointAndPressure(dewPoint.Value, pressure.Value);
}
if (aValue > maxHumidity)
{
aValue = maxHumidity;
retValue = CreateSimpleGenericInappropriateSpecifiedValueErrorMessage("The maximum " + pv.VarTypeName + " value under current conditions is " + aValue.ToString() + ".\n Specified value " + valueString + " is greater than the maximum and therefore cannot be committed.");
}
}
}
else if (pv == relativeHumidity)
{
if (aValue < 0 || aValue > 1.0)
{
retValue = CreateOutOfRangeZeroToOneErrorMessage(pv);
}
}
if (retValue == null)
{
retValue = CheckSpecifiedValueInContextOfOwner(pv, aValue);
}
return(retValue);
}
protected override ErrorMessage CheckSpecifiedValueRange(ProcessVarDouble pv, double aValue)
{
ErrorMessage retValue = base.CheckSpecifiedValueRange(pv, aValue);
if (retValue != null)
{
return(retValue);
}
//if (pv.VarTypeName == StringConstants.GetTypeName(StringConstants.DRY_BULB_TEMPERATURE)) {
if (pv == temperature)
{
if (aValue != Constants.NO_VALUE && wetBulbTemperature.HasValue && aValue < wetBulbTemperature.Value)
{
retValue = new ErrorMessage(ErrorType.SimpleGeneric, StringConstants.INAPPROPRIATE_SPECIFIED_VALUE, pv.VarTypeName + " can not be less than " + StringConstants.GetTypeName(StringConstants.WET_BULB_TEMPERATURE));
}
else if (aValue != Constants.NO_VALUE && dewPoint.HasValue && aValue < dewPoint.Value)
{
retValue = new ErrorMessage(ErrorType.SimpleGeneric, StringConstants.INAPPROPRIATE_SPECIFIED_VALUE, pv.VarTypeName + " can not be less than " + StringConstants.GetTypeName(StringConstants.DEW_POINT));
}
}
//else if (pv.VarTypeName == StringConstants.GetTypeName(StringConstants.WET_BULB_TEMPERATURE))
else if (pv == wetBulbTemperature)
{
if (aValue != Constants.NO_VALUE && temperature.HasValue && aValue > temperature.Value)
{
retValue = new ErrorMessage(ErrorType.SimpleGeneric, StringConstants.INAPPROPRIATE_SPECIFIED_VALUE, pv.VarTypeName + " can not be greater than " + StringConstants.GetTypeName(StringConstants.DRY_BULB_TEMPERATURE));
}
else if (aValue != Constants.NO_VALUE && dewPoint.HasValue && aValue < dewPoint.Value)
{
retValue = new ErrorMessage(ErrorType.SimpleGeneric, StringConstants.INAPPROPRIATE_SPECIFIED_VALUE, pv.VarTypeName + " can not be less than than " + StringConstants.GetTypeName(StringConstants.DEW_POINT));
}
}
//else if (pv.VarTypeName == StringConstants.GetTypeName(StringConstants.DEW_POINT))
else if (pv == dewPoint)
{
if (aValue != Constants.NO_VALUE && temperature.HasValue && aValue > temperature.Value)
{
retValue = new ErrorMessage(ErrorType.SimpleGeneric, StringConstants.INAPPROPRIATE_SPECIFIED_VALUE, pv.VarTypeName + " can not be greater than " + StringConstants.GetTypeName(StringConstants.DRY_BULB_TEMPERATURE));
}
else if (aValue != Constants.NO_VALUE && wetBulbTemperature.HasValue && aValue > wetBulbTemperature.Value)
{
retValue = new ErrorMessage(ErrorType.SimpleGeneric, StringConstants.INAPPROPRIATE_SPECIFIED_VALUE, pv.VarTypeName + " can not be greater than " + StringConstants.GetTypeName(StringConstants.WET_BULB_TEMPERATURE));
}
}
//else if (pv.VarTypeName == StringConstants.GetTypeName(StringConstants.HUMIDITY))
else if (pv == Humidity)
{
if (aValue != Constants.NO_VALUE && aValue < 0)
{
retValue = CreateLessThanZeroErrorMessage(pv);
}
else if (aValue != Constants.NO_VALUE && pressure.HasValue)
{
double maxHumidity = 1000.0;
HumidGasCalculator humidGasCalculator = GetHumidGasCalculator();
if (temperature.HasValue)
{
maxHumidity = humidGasCalculator.GetHumidityFromDewPointAndPressure(temperature.Value, pressure.Value);
}
else if (wetBulbTemperature.HasValue)
{
maxHumidity = humidGasCalculator.GetHumidityFromDewPointAndPressure(wetBulbTemperature.Value, pressure.Value);
}
else if (dewPoint.HasValue)
{
maxHumidity = humidGasCalculator.GetHumidityFromDewPointAndPressure(dewPoint.Value, pressure.Value);
}
if (aValue > maxHumidity)
{
aValue = maxHumidity;
retValue = new ErrorMessage(ErrorType.SimpleGeneric, StringConstants.INAPPROPRIATE_SPECIFIED_VALUE, "The maximum humidity under current conditions is " + aValue.ToString());
}
}
}
//else if (pv.VarTypeName == StringConstants.GetTypeName(StringConstants.RELATIVE_HUMIDITY))
else if (pv == relativeHumidity)
{
if (aValue != Constants.NO_VALUE && (aValue < 0 || aValue > 1.0))
{
retValue = CreateOutOfRangeZeroToOneErrorMessage(pv);
}
}
return(retValue);
}
