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ECE631/EE631Q Lecture 15: Switch Level Inverter Modeling

ECE631/EE631Q Lecture 15: Switch Level Inverter Modeling. S.D.Sudhoff Purdue University. IM Overview. Objectives Today. Develop switch level inverter model that includes losses

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ECE631/EE631Q Lecture 15: Switch Level Inverter Modeling

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  1. ECE631/EE631QLecture 15: Switch Level Inverter Modeling S.D.Sudhoff Purdue University EE631 – Spring 2005

  2. IM Overview EE631 – Spring 2005

  3. Objectives Today • Develop switch level inverter model that includes losses • Based on paper, “IGBT and PN Junction Diode Loss Modeling For System Simulations ” by B. Cassimere, S. Sudhoff, B. Cassimere, M. Swinney to be presented at the 2005 IEMDC EE631 – Spring 2005

  4. Inverter Phase Leg EE631 – Spring 2005

  5. Conduction Losses EE631 – Spring 2005

  6. Switching Losses: Test Scenario EE631 – Spring 2005

  7. Unprocessed Waveforms EE631 – Spring 2005

  8. Filtered IGBT Turn On Waveforms EE631 – Spring 2005

  9. Turn On Energy And Loss EE631 – Spring 2005

  10. Energy Loss Summary EE631 – Spring 2005

  11. Approaches to Loss Incorporationinto Simulation Model • Physics Based Device Model • Behavior Based Device Model • Other EE631 – Spring 2005

  12. Case 1: Upper IGBT to Lower Diode EE631 – Spring 2005

  13. Case 2: Upper Diode to Lower IGBT EE631 – Spring 2005

  14. Case 3: Lower Diode to Upper IGBT EE631 – Spring 2005

  15. Case 4: Lower IGBT to Upper Diode EE631 – Spring 2005

  16. Calculation of Switching Times EE631 – Spring 2005

  17. Switching Times EE631 – Spring 2005

  18. Model Summary EE631 – Spring 2005

  19. Model Parameters • Fuji 6MBI30L-060 • Fuji Electric EXB840 • Gate resistance of 85  • On voltage of 15V • Off voltage of -5V EE631 – Spring 2005

  20. Model Parameters EE631 – Spring 2005

  21. Model Predictions EE631 – Spring 2005

  22. Thermal Effects EE631 – Spring 2005

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