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Chapter 4 Computer Simulation

Chapter 4 Computer Simulation. System to be Simulated. Challenges in modeling power electronic systems. Large-Signal System Simulation. Simplest component models. Small-Signal Linearized Model for Controller Design. System linearized around the steady-state point.

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Chapter 4 Computer Simulation

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  1. Chapter 4 Computer Simulation Chapter 4 Computer Simulation of Power Electronic Converters & Systems

  2. System to be Simulated • Challenges in modeling power electronic systems Chapter 4 Computer Simulation of Power Electronic Converters & Systems

  3. Large-Signal System Simulation • Simplest component models Chapter 4 Computer Simulation of Power Electronic Converters & Systems

  4. Small-Signal Linearized Model for Controller Design • System linearized around the steady-state point Chapter 4 Computer Simulation of Power Electronic Converters & Systems

  5. Closed-Loop Operation: Large Disturbances • Simplest component models • Nonlinearities, Limits, etc. are included Chapter 4 Computer Simulation of Power Electronic Converters & Systems

  6. Modeling of Switching Operation • Detailed device models • Just a few switching cycles are studied Chapter 4 Computer Simulation of Power Electronic Converters & Systems

  7. Modeling of a Simple Converter • Input voltage takes on two discrete values Chapter 4 Computer Simulation of Power Electronic Converters & Systems

  8. Trapezoidal Method of Integration • The area shown above represents the integral Chapter 4 Computer Simulation of Power Electronic Converters & Systems

  9. A Simple Example • The input voltage takes on two discrete values Chapter 4 Computer Simulation of Power Electronic Converters & Systems

  10. Modeling using PSpice • Schematic approach is far superior Chapter 4 Computer Simulation of Power Electronic Converters & Systems

  11. PSpice-based Simulation • Simulation results Chapter 4 Computer Simulation of Power Electronic Converters & Systems

  12. Simulation using MATLAB Chapter 4 Computer Simulation of Power Electronic Converters & Systems

  13. MATLAB-based Simulation • Simulation results Chapter 4 Computer Simulation of Power Electronic Converters & Systems

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