SP_Ph1_Shunt.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/MathUtils.h>
#include <dpsim-models/SP/SP_Ph1_Shunt.h>
 
using namespace CPS;
 
SP::Ph1::Shunt::Shunt(String uid, String name, Logger::Level logLevel)
    : SimPowerComp<Complex>(uid, name, logLevel),
      mConductance(mAttributes->create<Real>("G")),
      mSusceptance(mAttributes->create<Real>("B")),
      mConductancePerUnit(mAttributes->create<Real>("Gpu")),
      mSusceptancePerUnit(mAttributes->create<Real>("Bpu")) {
 
  SPDLOG_LOGGER_INFO(mSLog, "Create {} of type {}", this->type(), name);
  setTerminalNumber(1);
}
 
void SP::Ph1::Shunt::setParameters(Real conductance, Real susceptance) {
  **mConductance = conductance;
  **mSusceptance = susceptance;
  SPDLOG_LOGGER_INFO(mSLog, "Conductance={} [S] Susceptance={} [Ohm] ",
                     conductance, susceptance);
  mParametersSet = true;
}
 
// #### Powerflow section ####
Real SP::Ph1::Shunt::getBaseVoltage() const { return mBaseVoltage; }
 
void SP::Ph1::Shunt::setBaseVoltage(Real baseVoltage) {
  mBaseVoltage = baseVoltage;
}
 
void SP::Ph1::Shunt::calculatePerUnitParameters(Real baseApparentPower,
                                                Real baseOmega) {
  SPDLOG_LOGGER_INFO(mSLog, "#### Calculate Per Unit Parameters for {}",
                     **mName);
  SPDLOG_LOGGER_INFO(mSLog, "Base Power={} [VA]  Base Omega={} [1/s]",
                     baseApparentPower, baseOmega);
 
  auto baseImpedance = (mBaseVoltage * mBaseVoltage) / baseApparentPower;
  auto baseAdmittance = 1.0 / baseImpedance;
  SPDLOG_LOGGER_INFO(mSLog, "Base Voltage={} [V]  Base Admittance={} [S]",
                     mBaseVoltage, baseAdmittance);
 
  **mConductancePerUnit = **mConductance / baseAdmittance;
  **mSusceptancePerUnit = **mSusceptance / baseAdmittance;
  SPDLOG_LOGGER_INFO(mSLog, "Susceptance={} [pu] Conductance={} [pu]",
                     **mSusceptancePerUnit, **mConductancePerUnit);
};
 
void SP::Ph1::Shunt::pfApplyAdmittanceMatrixStamp(SparseMatrixCompRow &Y) {
  int bus1 = this->matrixNodeIndex(0);
  Complex Y_element = Complex(**mConductancePerUnit, **mSusceptancePerUnit);
 
  if (!Math::isFinite(Y_element)) {
    SPDLOG_LOGGER_ERROR(mSLog,
                        "Shunt {}: non-finite per-unit admittance {} at "
                        "node {}",
                        this->name(), Logger::complexToString(Y_element), bus1);
    throw InvalidArgumentException();
  }
 
  //set the circuit matrix values
  Y.coeffRef(bus1, bus1) += Y_element;
  SPDLOG_LOGGER_INFO(mSLog, "#### Y matrix stamping: {}", Y_element);
}