ResInsight/ApplicationLibCode/ReservoirDataModel/RigGeoMechBoreHoleStressCalculator.h
2021-01-11 15:27:45 +01:00

54 lines
2.2 KiB
C++

/////////////////////////////////////////////////////////////////////////////////
//
// Copyright (C) Statoil ASA
//
// ResInsight 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 3 of the License, or
// (at your option) any later version.
//
// ResInsight 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 at <http://www.gnu.org/licenses/gpl.html>
// for more details.
//
/////////////////////////////////////////////////////////////////////////////////
#pragma once
#include "cafTensor3.h"
#include "cvfVector3.h"
#include "cvfVector4.h"
#include <vector>
class RigGeoMechBoreHoleStressCalculator
{
public:
RigGeoMechBoreHoleStressCalculator( const caf::Ten3d& tensor,
double porePressure,
double poissonRatio,
double uniaxialCompressiveStrength,
int nThetaSubSamples );
double solveFractureGradient( double* thetaOut = nullptr );
double solveStassiDalia( double* thetaOut = nullptr );
private:
typedef double ( RigGeoMechBoreHoleStressCalculator::*MemberFunc )( double pw, double* thetaOut ) const;
double solveBisection( double minPw, double maxPw, MemberFunc fn, double* thetaOut );
double solveSecant( MemberFunc fn, double* thetaOut );
double sigmaTMinOfMin( double wellPressure, double* thetaAtMin ) const;
double stassiDalia( double wellPressure, double* thetaAtMin ) const;
void calculateStressComponents();
cvf::Vec4d calculateStressComponentsForSegmentAngle( double theta ) const;
caf::Ten3d m_tensor;
double m_porePressure;
double m_poissonRatio;
double m_uniaxialCompressiveStrength;
int m_nThetaSubSamples;
std::vector<cvf::Vec4d> m_stressComponents;
};