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Measurement and Testing of IGBTs Under High Heat Flux

Measurement and Testing of IGBTs Under High Heat Flux. by Robert G. Mertens. Outline. Introduction Methodology Experimental Results Discussion Conclusion Questions. INTRODUCTION What is an IGBT?. INTRODUCTION What we are doing. Advanced Cooling Technology

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Measurement and Testing of IGBTs Under High Heat Flux

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  1. Measurement and Testing of IGBTs Under High Heat Flux by Robert G. Mertens

  2. Outline • Introduction • Methodology • Experimental Results • Discussion • Conclusion • Questions

  3. INTRODUCTION What is an IGBT?

  4. INTRODUCTION What we are doing • Advanced Cooling Technology • Compare Advanced Cooling Methods to Existing Methods • Use the Best Methods

  5. INTRODUCTION What we are measuring • Heat Flux • Temperature

  6. INTRODUCTION How are we measuring • Heat Flux • Voltage Drop • Current • Mass Flow Rate • Thermal Delta • Temperature • Thermocouple • V-T Characteization

  7. INTRODUCTION Why this method? • Thermocouples • V-T Characterization • IGBT Thermal Models

  8. METHODOLODY V-T Characterization

  9. METHODOLODY V-T Characterization

  10. METHODOLODY V-T Characterization

  11. METHODOLODY Device Under Test

  12. METHODOLODY Heat Dissipation Test

  13. METHODOLODY Heat Dissipation Test

  14. METHODOLODY Cooling Methods

  15. METHODOLODY Cooling Methods

  16. METHODOLODY Cooling Methods

  17. METHODOLODY Switching Method

  18. METHODOLODY Switching Method

  19. METHODOLODY Power Source

  20. METHODOLODY System Cooling

  21. METHODOLODY Spray Cooling Jig

  22. METHODOLODY Software Control

  23. METHODOLODY Software Control

  24. METHODOLOGY Sample Results

  25. EXPERIMENTAL RESULTS IGBT Group 1

  26. EXPERIMENTAL RESULTS IGBT Group 1

  27. EXPERIMENTAL RESULTS IGBT Group 2

  28. EXPERIMENTAL RESULTS IGBT Group 2

  29. EXPERIMENTAL RESULTS IGBT Group 2

  30. EXPERIMENTAL RESULTS IGBT Group 3

  31. EXPERIMENTAL RESULTS IGBT Group 3

  32. EXPERIMENTAL RESULTS IGBT Group 3

  33. EXPERIMENTAL RESULTS IGBT Group 4

  34. EXPERIMENTAL RESULTS IGBT Group 4

  35. EXPERIMENTAL RESULTS IGBT Group 4

  36. EXPERIMENTAL RESULTS IGBT Group 5

  37. EXPERIMENTAL RESULTS IGBT Group 6

  38. EXPERIMENTAL RESULTS IGBT Group 6

  39. EXPERIMENTAL RESULTS IGBT Group 6

  40. EXPERIMENTAL RESULTS IGBT Group 6

  41. EXPERIMENTAL RESULTS IGBT Group 7 • IGBT 7 Yellow • Thermocouple Failure • IGBT 7 Green • Thermal Gradient Heat Failure • IGBT 7 Blue • Thermocouple Failure

  42. EXPERIMENTAL RESULTS IGBT Group 8

  43. EXPERIMENTAL RESULTS IGBT Group 8

  44. EXPERIMENTAL RESULTS IGBT Group 8

  45. EXPERIMENTAL RESULTS IGBT Group 8

  46. EXPERIMENTAL RESULTS IGBT Group 8

  47. EXPERIMENTAL RESULTS IGBT Group 8

  48. EXPERIMENTAL RESULTS IGBT Group 8

  49. EXPERIMENTAL RESULTS IGBT Group 8

  50. EXPERIMENTAL RESULTS IGBT Group 8

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