DP_Ph1_SVC.h

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/* Copyright 2017-2021 Institute for Automation of Complex Power Systems,
 *                     EONERC, RWTH Aachen University
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at https://mozilla.org/MPL/2.0/.
 *********************************************************************************/
 
#pragma once
 
#include <dpsim-models/Base/Base_Ph1_SVC.h>
#include <dpsim-models/CompositePowerComp.h>
#include <dpsim-models/DP/DP_Ph1_Capacitor.h>
#include <dpsim-models/DP/DP_Ph1_Inductor.h>
#include <dpsim-models/DP/DP_Ph1_Switch.h>
#include <dpsim-models/Solver/MNAVariableCompInterface.h>
 
namespace CPS {
namespace DP {
namespace Ph1 {
class SVC : public CompositePowerComp<Complex>,
            public Base::Ph1::SVC,
            public MNAVariableCompInterface,
            public SharedFactory<SVC> {
protected:
  std::shared_ptr<DP::Ph1::Inductor> mSubInductor;
  std::shared_ptr<DP::Ph1::Switch> mSubInductorSwitch;
  std::shared_ptr<DP::Ph1::Capacitor> mSubCapacitor;
  std::shared_ptr<DP::Ph1::Switch> mSubCapacitorSwitch;
 
  Bool mValueChange = false;
  Bool mInductiveMode = false;
 
  // has state changed? (allow this only once)
  // could be redundant with internal status of switch element (mnaIsClosed)
  Real mSwitchStateChange = false;
  Real mSwitchROpen = 1e9;
  Real mSwitchRClosed = 1e-9;
  Real mCounter = 0;
 
  Real mBSetCounter = 0;
 
  // values of PT1 for measurement of voltage at PCC
  Real mTm = 0.01;
  Real mKm = 1;
  Real mLPrev;
  Real mCPrev;
 
  // variables for protection
  Real mProtCount1 = 0;
  Real mProtCount2 = 0;
  Real mProtCount3 = 0;
  Bool mDisconnect = false;
 
public:
  const Attribute<Real>::Ptr mVpcc;
  const Attribute<Real>::Ptr mVmeasPrev;

  SVC(String uid, String name, Logger::Level logLevel = Logger::Level::off);
  SVC(String name, Logger::Level logLevel = Logger::Level::off)
      : SVC(name, name, logLevel) {}
 
  // #### General ####
  void createSubComponents() override;
  void initializeParentFromNodesAndTerminals(Real frequency) override;
 
  // #### MNA section ####
  void mnaCompUpdateVoltage(const Matrix &leftVector) override;
  void mnaCompUpdateCurrent(const Matrix &leftVector) override;
  void mnaParentPreStep(Real time, Int timeStepCount) override;
  void mnaParentPostStep(Real time, Int timeStepCount,
                         Attribute<Matrix>::Ptr &leftVector) override;
  void mnaParentAddPreStepDependencies(
      AttributeBase::List &prevStepDependencies,
      AttributeBase::List &attributeDependencies,
      AttributeBase::List &modifiedAttributes) override;
  void
  mnaParentAddPostStepDependencies(AttributeBase::List &prevStepDependencies,
                                   AttributeBase::List &attributeDependencies,
                                   AttributeBase::List &modifiedAttributes,
                                   Attribute<Matrix>::Ptr &leftVector) override;
 
  // #### Variable component interface ####
  Bool hasParameterChanged() override { return mValueChange; }
 
  // #### Tearing methods ####
  Bool ValueChanged();
  void setSwitchState();
 
  void updateSusceptance();
  void mechanicalModelUpdateSusceptance(Real time);
  // check protection function
  void checkProtection(Real time);
};
} // namespace Ph1
} // namespace DP
} // namespace CPS