198 lines
10 KiB
C
198 lines
10 KiB
C
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//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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// PPPPP H H EEEEE N N GGGGG L EEEEE III +
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// P P H H E NN N G L E I +
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// PPPPP HHHHH EEEEE N N N G GG L EEEEE I +
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// P H H E N N N G G L E I +
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// P H H EEEEE N N GGGGG LLLLL EEEEE III +
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//------------------------------------------------------------------------+
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// Platform for Hybrid Engineering Simulation of Flows +
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// China Aerodynamics Research and Development Center +
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// (C) Copyright, Since 2010 +
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//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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//! @file PerfectGas.h
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//! @brief Explain this file briefly.
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//! @author Li Peng, He Xin.
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#pragma once
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#include "Precision.h"
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#include "Gas.h"
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#include <string>
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using namespace std;
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namespace PHSPACE
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{
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class DataContainer;
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namespace GAS_SPACE
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{
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class PerfectGas :public Gas
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{
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private:
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FluidParameter referenceParameterDimensional;
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private:
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RDouble coefficientOfStateEquation; //! universal gas constant, R
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int nGasModel; //! The gas model, 0 is the earth atmosphere, 1 the Mars atmosphere, 2 the Argon, 3 the Nitrogen.
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RDouble molecularDiameter;
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public:
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PerfectGas();
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~PerfectGas();
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public:
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void GetReferenceParameters(FluidParameter &refParam){refParam = referenceParameterDimensional;};
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RDouble GetMolecularDiameter() {return this->molecularDiameter;};
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int GetGasModelType() {return this->nGasModel;};
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public:
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//! The primitive variables are transfered to the conservative variables.
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//! @param[in ]: q prim indicates the primitive variables.
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//! @param[in ]: gama denotes the specific heat ratio, which is valid in the perfect gas.
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//! @param[in ]: Tv denotes the vibrational temperature(The non-dimensional value).
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//! @param[in ]: Te denotes the electron temperature(The non-dimensional value).
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//! @param[out]: indicates the conservative variables.
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void Primitive2Conservative(RDouble *prim, RDouble gama, RDouble Tv, RDouble Te, RDouble *q);
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#ifdef USE_GMRESSOLVER
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//! GMRESPV
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//! the derivative of primitive variables w.r.t conservative variables
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void dPrimitive2dConservative(RDouble *prim, RDouble gama, RDouble** dqdcv);
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//! GMRESVis
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//! the derivative of primitive variables w.r.t conservative variables
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void dGradient2dPrimitive(RDouble *prim, int sign, RDouble** dgraddq, char direction, RDouble nxs, RDouble nys, RDouble nzs, RDouble ns, RDouble vol,int nPara = 6);
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//! GMRESnolim
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void dGradient2dPrimitive4limiter(int sign, RDouble** dgraddq, char direction, RDouble nxs, RDouble nys, RDouble nzs, RDouble ns, RDouble vol);
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#endif
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//! To obtain the total energy E = e + 1/2*V2.
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//! @param[in ]: primitiveVariables is an array of saving the primitive variables, gama is the specific heat ratio of the mixture gas.
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//! @param[in ]: vibrationTemperature is non-dimensional value of vibration temperature.
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//! @param[in ]: electronTemperature is non-dimensional value of electron temperature.
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//! @param[OUT]: totalEnergy denotes the total internal energy of the mixed gas.
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void ComputeInternalEnergy(RDouble *primitiveVariables, RDouble gama, RDouble vibrationTemperature, RDouble electronTemperature, RDouble &totalEnergy);
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//! The conservative variables are transfered to the primitive variables.
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//! @param[in ]: q indicates the conservative variables.
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//! @param[in ]: gama denotes the specific heat ratio, which is valid in the perfect gas.
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//! @param[out]: prim indicates the primitive variables.
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//! @param[in/out]: temperature denotes the array of temperatures in the current time-advancing step and next time-advancing step.
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//! As input parameter, temperature indicates the temperature of the current time-advancing step. Meanwhile,
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//! it denotes the temperature of the next time-advancing step as output parameter.
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void Conservative2Primitive(RDouble *q, RDouble gama, RDouble *prim, RDouble *temperature);
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virtual void GetSpecificHeatRatio(RDouble *prim, RDouble &gama);
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//! Compute the static enthalpy with the primitive variables.
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//! @param[in ]: primitiveVariables is an array of saving the primitive variables.
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//! @param[in ]: gama is the specific heat ratio.
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//! @param[out]: enthalpy denotes the static enthalpy.
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//! @param[in ]: temperatures stores the translation-rotation temperature, vibration temperature and the electron temperature.
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void ComputeEnthalpyByPrimitive(RDouble *primitiveVariables, RDouble &gama, RDouble &enthalpy, RDouble* temperatures);
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//! This function is used for perfect gas and single temperature model.
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//! To compute the total enthalpy and the variable dh in the function MXDQ_STD(). dh=b2, b2 denotes the coefficient \n
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//! of the vector M*dQ which can be referred to the forumla (A.7) and (A.8) in the appendix A of the PHengLEI Theory manual.
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//! @param[in ]: primitiveVariables is an array of saving the primitive variables.
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//! @param[in ]: gama is the specific heat ratio.
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//! @param[in ]: deltaQ is an array to saving the differences of the primitive variables.
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//! @param[out]: totalEnthalpy denotes the total enthalpy.
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//! @param[out]: deltaEnthalpy denotes the difference of static enthalpy.
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void ComputeTotalEnthalpyAndDH(RDouble *primitiveVariables, RDouble &gama, RDouble *deltaQ, RDouble &totalEnthalpy, RDouble &deltaEnthalpy);
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//! To compute the total enthalpy and the difference of the static enthalpy.
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//! @param[in ]: primitiveVariables is an array of saving the primitive variables.
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//! @param[in ]: gama is the specific heat ratio.
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//! @param[in ]: deltaQ is an array to saving the differences of the primitive variables.
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//! @param[out]: deltaEnthalpy denotes the difference of static enthalpy.
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//! @param[out]: totalEnthalpy denotes the total enthalpy.
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void ComputeDHAndTotalEnthalpy(RDouble *primitiveVariables, RDouble &gama, RDouble *deltaQ, RDouble &deltaEnthalpy, RDouble &totalEnthalpy);
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//! To compute the static enthalpy of the mixed gas.
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//! @param[in ]: primitiveVars is an array of saving the primitive variables.
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//! @param[in ]: transRotationTemperature denotes the temperature of translation-rotation mode.
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//! @param[in ]: vibrationTemperature denotes the temperature of vibration mode.
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//! @param[in ]: electronTemperature denotes the temperature of electron mode.
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RDouble GetMixedGasEnthalpy(RDouble *primitiveVars, RDouble transRotationTemperature, RDouble vibrationTemperature, RDouble electronTemperature);
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//! To obtain the non-dimensional viscosity of the mixture gas according to the primary variables.
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//! @param[in ]: primitiveVariables is an array of saving the primitive variables.
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//! @param[in ]: transRotationTemperature is the non-dimensional translation-rotation temperature of the mixture gas.
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//! @param[in ]: electronTemperature is the non-dimensional electron temperature of the mixture gas.
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//! @param[in ]: suthTemperature denotes the temperature value in the Sutherland fomula.
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//! @param[out]: viscosity is the non-dimensional viscosity of the mixture gas [N*s/m2].
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void ComputeViscosityByPrimitive(RDouble *primitiveVariables, RDouble &transRotationTemperature, RDouble &electronTemperature, RDouble &suthTemperature, RDouble &viscosity);
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void InitGlobalParameterOfNSEquation();
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void InitCommonParameter();
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void InitReferenceParameter();
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void InitNumberOfSpecies();
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void InitOtherParameter();
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//! Obtain the T, p, rho and c by the height (Rg=287.053, gamma=1.4 are used). However, only the T and p is useful.
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//! The other two variables will be recomputed to be compatible with the condition of chemical reactions existing.
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void SetAirInformationByDataBase();
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//! Obtain the T, p, rho and c by the T0, P0, Ma (Rg=287.053, gamma=1.4 are used). However, only the T and p is useful.
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//! The other two variables will be recomputed to be compatible with the condition of chemical reactions existing.
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void SetAirInformationByExpData(int useSetting);
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void SetAirInformationByExpData();
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void GetAirInfo(const RDouble &height, RDouble &temperature, RDouble &pressure, RDouble &density, RDouble &soundspeed);
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void SetAirInformationByWRFDataBase();
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void ReadAirInfo(string &filepath, RDouble &longitude, RDouble &latitude, RDouble &temperature, RDouble &pressure, RDouble &density, RDouble &angle, RDouble &velocity, RDouble &soundspeed);
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void ReadWRFSingleData(string &filepath, string &varname,int &fileindex, RDouble &longitude, RDouble &latitude, vector< RDouble > & variable);
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void ReadWRFDoubleData(string &filepath, string &varname,int &fileindex, RDouble &longitude, RDouble &latitude, vector< RDouble > & variable1, vector< RDouble > & variable2);
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RDouble ComputeVariablesAverage(vector< RDouble > & variable);
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void ComputeReferenceParameter();
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void ComputeDensityWithReynoldsNumber();
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void ComputeReferencePrimitive();
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void ComputeReferenceGasInformation();
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void ComputeReferenceReynoldsNumber();
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//! This function is mainly for the average density of the mixture in chemical reactions,
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//! the value of mixture density has little difference with that of no chemical reaction, which can be ignored.
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void NormalizeAirInformation();
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void ComputePressureInGasStateEquation();
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void ComputeCoefficientOfStateEquation();
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void ComputeReferenceVelocity();
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void ComputeReferenceSoundVelocity();
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void ComputeReferenceSpecificHeatRatio();
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void ComputeReferenceViscosityDimensional();
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void ComputeProperReynoldsNumberForGrid();
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void ComputeOtherProperParameterForGrid();
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void ComputeReferenceGeneralGasConstant();
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void ComputeReferenceMolecularInformation();
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RDouble GetCoefficientOfStateEquation() { return coefficientOfStateEquation; };
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RDouble GetUniversalGasConstant();
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RDouble ComputeReferenceTotalEnthalpy();
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};
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}
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bool CheckIfLocationInMinMaxBox(RDouble longitude,RDouble latitude,RDouble a,RDouble b,RDouble c,RDouble d);
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}
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