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51 lines
1.9 KiB
C++
51 lines
1.9 KiB
C++
/////////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) Statoil ASA
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//
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// ResInsight is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// ResInsight is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE.
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//
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// See the GNU General Public License at <http://www.gnu.org/licenses/gpl.html>
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// for more details.
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//
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/////////////////////////////////////////////////////////////////////////////////
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#pragma once
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#include "cafTensor3.h"
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#include "cvfVector3.h"
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#include "cvfVector4.h"
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#include <vector>
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class RigGeoMechBoreHoleStressCalculator
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{
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public:
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RigGeoMechBoreHoleStressCalculator(const caf::Ten3d& tensor, double porePressure, double poissonRatio, double uniaxialCompressiveStrength, int nThetaSubSamples);
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double solveFractureGradient(double* thetaOut = nullptr);
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double solveStassiDalia(double* thetaOut = nullptr);
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private:
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typedef double (RigGeoMechBoreHoleStressCalculator::*MemberFunc)(double pw, double* thetaOut) const;
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double solveBisection(double minPw, double maxPw, MemberFunc fn, double* thetaOut);
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double solveSecant(MemberFunc fn, double* thetaOut);
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double sigmaTMinOfMin(double wellPressure, double* thetaAtMin) const;
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double stassiDalia(double wellPressure, double* thetaAtMin) const;
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void calculateStressComponents();
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cvf::Vec4d calculateStressComponentsForSegmentAngle(double theta) const;
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caf::Ten3d m_tensor;
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double m_porePressure;
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double m_poissonRatio;
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double m_uniaxialCompressiveStrength;
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int m_nThetaSubSamples;
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std::vector<cvf::Vec4d> m_stressComponents;
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};
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