PowerFlow.h

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/*
 *  Copyright (C) 2017  Thales Lima Oliveira <thales@ufu.br>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
#ifndef POWERFLOW_H
#define POWERFLOW_H
 
#define STD_NR
 
#include "ElectricCalculation.h"
 
#include <wx/intl.h>  //_()
#include <wx/string.h>
 
class PowerFlow : public ElectricCalculation
{
public:
    PowerFlow();
    PowerFlow(std::vector<Element*> elementList);
    ~PowerFlow();
    virtual bool InitPowerFlow(std::vector<BusType>& busType,
        std::vector<std::complex<double> >& voltage,
        std::vector<std::complex<double> >& power,
        std::vector<std::complex<double> >& loadPower,
        std::vector<ReactiveLimits>& reactiveLimit,
        double systemPowerBase = 100e6,
        double initAngle = 0.0);
    virtual bool RunGaussSeidel(double systemPowerBase = 100e6,
        int maxIteration = 5000,
        double error = 1e-6,
        double initAngle = 0.0,
        double accFactor = 1.0);
    virtual bool RunNewtonRaphson(double systemPowerBase = 100e6,
        int maxIteration = 5000,
        double error = 1e-6,
        double initAngle = 0.0,
        double inertia = 1.0);
    virtual bool RunGaussNewton(double systemPowerBase = 100e6,
        int maxIteration = 5000,
        double error = 1e-6,
        double initAngle = 0.0,
        double accFactor = 1.0,
        double gaussTol = 1e-2,
        double inertia = 1.0);
 
    virtual wxString GetErrorMessage() { return m_errorMsg; }
    virtual int GetIterations() { return m_iterations; }
    virtual void ResetVoltages();
 
protected:
    void GetNumPVPQ(std::vector<BusType> busType, int& numPQ, int& numPV);
    
    //std::vector<std::vector<double> > CalculateJacobianMatrix(std::vector<std::complex<double> >& voltage,
    //  std::vector<std::complex<double> >& power,
    //  std::vector<BusType>& busType,
    //  int& numPV,
    //  int& numPQ);
 
    std::vector<std::vector<double>> CalculateJacobianMatrix(
        const std::vector<std::complex<double>>& voltage,
        const std::vector<std::complex<double>>& power,
        const std::vector<BusType>& busType,
        int numPV,
        int numPQ);
 
    bool CheckReactiveLimits(std::vector<BusType>& busType,
        std::vector<ReactiveLimits>& reactiveLimit,
        std::vector<std::complex<double> >& power,
        std::vector<std::complex<double> > loadPower);
 
    double GaussSeidel(std::vector<BusType> busType,
        std::vector<std::complex<double> >& voltage,
        std::vector<std::complex<double> > oldVoltage,
        std::vector<std::complex<double> >& power,
        double accFactor);
    void NewtonRaphson(std::vector<BusType> busType,
        std::vector<std::complex<double> >& voltage,
        std::vector<std::complex<double> > power,
        int numPV,
        int numPQ,
        std::vector<double> dPdQ,
        double inertia);
    bool CalculateMotorsReactivePower(std::vector<std::complex<double> > voltage,
        std::vector<std::complex<double> >& power);
 
    bool HasInvalidValue(const std::vector< std::complex<double> >& voltage);
    bool AdjustTapChangers(const std::vector<std::complex<double> >& voltage, double systemPowerBase);
 
    std::vector<std::vector<std::complex<double> > > m_yBus;
    wxString m_errorMsg = "";
    int m_numberOfBuses = 0;
    int m_iterations = 0;
    int m_tapAdjustmentsCount = 0;
};
 
#endif  // POWERFLOW_H