SP_Ph1_Inductor.cpp

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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/.
 *********************************************************************************/
 
#include <dpsim-models/SP/SP_Ph1_Inductor.h>
 
using namespace CPS;
 
SP::Ph1::Inductor::Inductor(String uid, String name, Logger::Level logLevel)
    : MNASimPowerComp<Complex>(uid, name, false, true, logLevel),
      Base::Ph1::Inductor(mAttributes) {
  **mIntfVoltage = MatrixComp::Zero(1, 1);
  **mIntfCurrent = MatrixComp::Zero(1, 1);
  setTerminalNumber(2);
}
 
SimPowerComp<Complex>::Ptr SP::Ph1::Inductor::clone(String name) {
  auto copy = Inductor::make(name, mLogLevel);
  copy->setParameters(**mInductance);
  return copy;
}
 
void SP::Ph1::Inductor::initializeFromNodesAndTerminals(Real frequency) {
 
  Real omega = 2 * PI * frequency;
  mSusceptance = Complex(0, -1 / omega / **mInductance);
  (**mIntfVoltage)(0, 0) = initialSingleVoltage(1) - initialSingleVoltage(0);
  **mIntfCurrent = mSusceptance * **mIntfVoltage;
 
  SPDLOG_LOGGER_INFO(mSLog,
                     "\nInductance [H]: {:s}"
                     "\nImpedance [Ohm]: {:s}",
                     Logger::realToString(**mInductance),
                     Logger::complexToString(1. / mSusceptance));
  SPDLOG_LOGGER_INFO(mSLog,
                     "\n--- Initialization from powerflow ---"
                     "\nVoltage across: {:s}"
                     "\nCurrent: {:s}"
                     "\nTerminal 0 voltage: {:s}"
                     "\nTerminal 1 voltage: {:s}"
                     "\n--- Initialization from powerflow finished ---",
                     Logger::phasorToString((**mIntfVoltage)(0, 0)),
                     Logger::phasorToString((**mIntfCurrent)(0, 0)),
                     Logger::phasorToString(initialSingleVoltage(0)),
                     Logger::phasorToString(initialSingleVoltage(1)));
}
 
// #### MNA section ####
 
void SP::Ph1::Inductor::mnaCompInitialize(Real omega, Real timeStep,
                                          Attribute<Matrix>::Ptr leftVector) {
  updateMatrixNodeIndices();
 
  SPDLOG_LOGGER_INFO(mSLog,
                     "\n--- MNA initialization ---"
                     "\nInitial voltage {:s}"
                     "\nInitial current {:s}"
                     "\n--- MNA initialization finished ---",
                     Logger::phasorToString((**mIntfVoltage)(0, 0)),
                     Logger::phasorToString((**mIntfCurrent)(0, 0)));
}
 
void SP::Ph1::Inductor::mnaCompApplySystemMatrixStamp(
    SparseMatrixRow &systemMatrix) {
  MNAStampUtils::stampAdmittance(mSusceptance, systemMatrix, matrixNodeIndex(0),
                                 matrixNodeIndex(1), terminalNotGrounded(0),
                                 terminalNotGrounded(1), mSLog);
}
 
void SP::Ph1::Inductor::mnaCompAddPostStepDependencies(
    AttributeBase::List &prevStepDependencies,
    AttributeBase::List &attributeDependencies,
    AttributeBase::List &modifiedAttributes,
    Attribute<Matrix>::Ptr &leftVector) {
  attributeDependencies.push_back(leftVector);
  modifiedAttributes.push_back(mIntfVoltage);
  modifiedAttributes.push_back(mIntfCurrent);
}
 
void SP::Ph1::Inductor::mnaCompPostStep(Real time, Int timeStepCount,
                                        Attribute<Matrix>::Ptr &leftVector) {
  this->mnaUpdateVoltage(**leftVector);
  this->mnaUpdateCurrent(**leftVector);
}
 
void SP::Ph1::Inductor::mnaCompUpdateVoltage(const Matrix &leftVector) {
  // v1 - v0
  **mIntfVoltage = Matrix::Zero(3, 1);
  if (terminalNotGrounded(1)) {
    (**mIntfVoltage)(0, 0) =
        Math::complexFromVectorElement(leftVector, matrixNodeIndex(1));
  }
  if (terminalNotGrounded(0)) {
    (**mIntfVoltage)(0, 0) =
        (**mIntfVoltage)(0, 0) -
        Math::complexFromVectorElement(leftVector, matrixNodeIndex(0));
  }
}
 
void SP::Ph1::Inductor::mnaCompUpdateCurrent(const Matrix &leftVector) {
  **mIntfCurrent = mSusceptance * **mIntfVoltage;
}
 
// #### Tear Methods ####
void SP::Ph1::Inductor::mnaTearApplyMatrixStamp(SparseMatrixRow &tearMatrix) {
  Math::addToMatrixElement(tearMatrix, mTearIdx, mTearIdx, 1. / mSusceptance);
}