PSS1A.h

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// SPDX-FileCopyrightText: 2026 Institute for Automation of Complex Power Systems, EONERC, RWTH Aachen University
// SPDX-License-Identifier: MPL-2.0
 
#pragma once
 
#include <dpsim-models/Base/Base_PSS.h>
#include <dpsim-models/Logger.h>
#include <dpsim-models/SimSignalComp.h>
 
namespace CPS {
namespace Signal {
 
class PSS1AParameters : public Base::PSSParameters,
                        public SharedFactory<PSS1AParameters> {
 
public:
  Real Kp = 0;
  Real Kv = 0;
  Real Kw = 0;
  Real T1 = 0;
  Real T2 = 0;
  Real T3 = 0;
  Real T4 = 0;
  Real Vs_max = 0;
  Real Vs_min = 0;
  Real Tw = 0;
};

class PSS1A : public SimSignalComp,
              public Base::PSS,
              public SharedFactory<PSS1A> {
 
private:
  std::shared_ptr<PSS1AParameters> mParameters;
  Real mA;
  Real mB;
 
  Real mV1_prev;
  Real mV2_prev;
  Real mV3_prev;
  Real mVs_prev;
  Real mOmega_prev;
  Real mActivePower_prev;
  Real mVh_prev;
 
private:
  Real mV1;
  Real mV2;
  Real mV3;
  Real mVs;
 
public:
  explicit PSS1A(const String &name) : SimSignalComp(name, name) {}
  PSS1A(const String &name, CPS::Logger::Level logLevel);
 
  void setParameters(std::shared_ptr<Base::PSSParameters> parameters) final;
  void initializeStates(Real omega, Real activePower, Real Vd, Real Vq) final;
  Real step(Real omega, Real activePower, Real Vd, Real Vq, Real dt) final;
};
} // namespace Signal
} // namespace CPS