1 / 27

Chapter 3 Supplementary Components and Systems

Chapter 3 Supplementary Components and Systems. “Introduction to Modern Power Electronics”, 2 nd Ed., John Wiley 2010 by Andrzej M. Trzynadlowski. Driver for an SCR with transformer isolation. Fig. 3.1. Optically isolated driver for an SCR. Fig. 3.2. Non-isolated driver for a triac.

meli
Download Presentation

Chapter 3 Supplementary Components and Systems

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript


  1. Chapter 3Supplementary Components and Systems “Introduction to Modern Power Electronics”, 2nd Ed., John Wiley 2010 by Andrzej M. Trzynadlowski

  2. Driver for an SCR with transformer isolation Fig. 3.1 Chapter 3

  3. Optically isolated driver for an SCR Fig. 3.2 Chapter 3

  4. Non-isolated driver for a triac Fig. 3.3 Chapter 3

  5. Optically isolated driver for a triac Fig. 3.4 Chapter 3

  6. Driver for a GTO with transformer isolation Fig. 3.5 Chapter 3

  7. Non-isolated drivers for a BJT: (a) single-transistor driver, (b) driver with a class B output stage Fig. 3.6 Chapter 3

  8. Antisaturation Baker’s clamp for a BJT Fig. 3.7 Chapter 3

  9. Driver for a BJT with transformer isolation Fig. 3.8 Chapter 3

  10. Driver for a BJT with transformer isolation Fig. 3.9 Chapter 3

  11. Gate drive for a power MOSFET with a high-current TTL clock driver Fig. 3.10 Chapter 3

  12. Driver for a power MOSFET with transformer isolation Fig. 3.11 Chapter 3

  13. Driver for a power MOSFET with optical isolation Fig. 3.12 Chapter 3

  14. SCR crowbar for overcurrent protection of a power electronic converter Fig. 3.13 Chapter 3

  15. Totem-pole arrangement of two switches in a leg of a bridge topology Fig. 3.14 Chapter 3

  16. BJT-based chopper with an RC snubber: (a) circuit diagram, (b) equivalent circuit in the off state Fig. 3.15 Chapter 3

  17. Voltage and current waveforms in the chopper of Fig. 3.15: (a) without snubber, (b) with snubber Fig. 3.16 Chapter 3

  18. Switching trajectories of the BJT of Fig. 3.15: chopper iof Fig. 3.15: (a) without snubber, (b) with snubber Fig. 3.17 Chapter 3

  19. Snubbers for: (a) power diode, (b) SCR Fig. 3.18 Chapter 3

  20. GTO with turn-on and turn-off snubbers Fig. 3.19 Chapter 3

  21. Combined on-and-off snubber for a transistor Fig. 3.20 Chapter 3

  22. Snubber for transistors in bridge converters: (a) RC, (b) RCD, (c) charge and discharge RCD, (d) discharge-suppressing RCD Fig. 3.21 Chapter 3

  23. Turn-off capacitive snubber with passive energy recovery Fig. 3.22 Chapter 3

  24. Turn-off capacitive snubber for a GTO with active energy recovery Fig 3.23 Chapter 3

  25. Chapter 3

  26. Power diode with a heat sink: (a) physical arrangement, (b) thermal equivalent circuit Fig. 3.24 Chapter 3

  27. Block diagram of an adjustable-speed ac drive Fig. 3.25 Chapter 3

More Related