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#pragma once
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#include "Defines.h"
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#include "mAlgDefines.h"
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#include "mAlgMatrix.h"
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#include "mAlgPseudo_global.h"
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// 基于状态方程，创建PR方程
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// 相平衡状态方程类（用于基于组分的三区拟压力计算）
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// 算法提供：xuzexuan
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// 源码参照：相平衡模块(new)(2).py
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// 时间：2022-08-23
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class M_ALGPSEUDO_EXPORT iPengRobinsonEos
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{
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public:
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iPengRobinsonEos(VecDouble& vecArgCriticalP, \
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VecDouble& vecArgCriticalT, \
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VecDouble& vecArgAcentricFactors,\
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VecDouble& vecArgOmegaAs, \
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VecDouble& vecArgOmegaBs, \
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WtaiMatrix& matrixBI);
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/// @brief 返回错误信息
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QString getLastError() { return m_sError; }
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// 把数组转为矩阵，bLineMt为true，转为一行，否则转为一列
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static void vecToMatrix(VecDouble& vec, WtaiMatrix& mt, bool bLineMt = true);
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// 把单行或单列矩阵变成Vec
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static void matrixToVec(WtaiMatrix& mt, VecDouble& vec);
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// 实现类似np.linalg.norm的功能
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static double calLinAlgNorm(VecDouble& vec, bool bAutoMinus1 = false);
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static double max(double d1, double d2);
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static double min(double d1, double d2);
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static double cbrt(double x); //立方根
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public:
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// 内部实现函数
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void set_molar_fractions(VecDouble& vec);
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VecDouble alpha_function(double dTemperature);
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void calculate_eos_coefficients(double dPressure, \
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double dTemperature, \
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VecDouble& vecAs, \
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VecDouble& vecBs);
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void update_eos_coefficients(double dPressure, \
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double dTemperature);
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double calculate_eos_roots(QString sFluidType);
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double find_correct_root_of_cubic_eos(double p0, double p1, \
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double p2, double p3, \
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QString sFluidType);
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VecDouble calculate_fugacities(double dPressure, double dTemperature, \
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double z_factor);
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#ifdef QT_DEBUG
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static void testMatrix();
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static void outputMatrix(WtaiMatrix& m);
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#endif
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protected:
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// Args拆解，根据组分是否为0
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// 组分含量,Pc,Tc,W,M,系数a，系数b
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VecDouble m_vecArgMolarFractions;// [单位小数]
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VecDouble m_vecArgCriticalP;// [单位Pa]
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VecDouble m_vecArgCriticalT;// [单位K]
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VecDouble m_vecArgAcentricFactors;// [-]
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VecDouble m_vecArgOmegaAs;// [-]
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VecDouble m_vecArgOmegaBs;
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WtaiMatrix m_matrixBI;
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// 中间过程数据
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double m_dMixtureA;
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double m_dMixtureB;
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VecDouble m_vecAs;
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VecDouble m_vecBs;
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VecDouble m_vecNc;//NumeratorCoefs
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// 出错信息
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QString m_sError;
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};
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