nce.phprop.specificheat

Class SpecHeatModel

java.lang.Object

nce.base.PropertyEquation

nce.phprop.specificheat.SpecHeatModel

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

SpecHeatDataSet, SpecHeatEqnDataSet, SpecHeatEqnFixed, SpecHeatEqnPoly2, SpecHeatEqnPoly5, SpecHeatEqnTrig, SpecHeatMixRuleIdeal, SpecHeatMixRuleIdealMass

public abstract class SpecHeatModel
extends PropertyEquation

Base class for the definition of a specific heat equation

Version:

20160212

Author:

Carlo Tegano

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
SpecHeatModel()

Method Summary

Methods

Modifier and Type	Method and Description
abstract double	evalCp(double t) returns specific heat at constant pressure as function of T
double	evalCpIntH(double t0, double t) Estimates the integral int_T0^T(Cp dT) / (T - T0), that can be used to simplify enthalpy calculations.
double	evalCpIntS(double t0, double t)
double	getFixCp()
void	init(double[] params, double[] range) Initialization or re-initialization of a specific heat equation
void	setFixCp(double fixCp)

Methods inherited from class nce.base.PropertyEquation

applyMixRule, getConvAdd, getConvFact, getDescription, getFixedValue, getInputRanges, getLabel, getOutputRanges, getPar, getStatus, setConvAdd, setConvFact, setDescription, setFixedValue, setLabel, setPar, setParameterByIndex, toStringSummary

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SpecHeatModel

public SpecHeatModel()

Method Detail

init

public void init(double[] params,
        double[] range)

Initialization or re-initialization of a specific heat equation

Parameters:

params - vector with equation parameters

range - the applicability temperature range of the equation

getFixCp

public double getFixCp()

setFixCp

public void setFixCp(double fixCp)

evalCp

public abstract double evalCp(double t)

returns specific heat at constant pressure as function of T

Parameters:

t - temperature

Returns:

Cp specific heat

evalCpIntH

public double evalCpIntH(double t0,
                double t)
                  throws java.lang.ArithmeticException

Estimates the integral int_T0^T(Cp dT) / (T - T0), that can be used to simplify enthalpy calculations.

Parameters:

t0 - Lower temperature limit

t - Upper temperature limit

Returns:

int_T0^T(Cp dT) / (T - T0)

Throws:

java.lang.ArithmeticException

evalCpIntS

public double evalCpIntS(double t0,
                double t)
                  throws java.lang.ArithmeticException

Throws:

java.lang.ArithmeticException