1. 1 Circuit Simulation using PSPICE PSPICE Seminar

2. 2 - Introduction to PSPICE - Libraries - Simulation methods - Fundamental Circuit Simulations - Power Electronics Applications Sequence

3. 3 Introduction to PSPICE ■ History of SPICE ▶ Spice(Simulation Program with Integrated Circuit Emphasis) – 1972 from California Univ.  For Workstation, etc ▶ PSpice(Professional Simulation Program with Integrated Circuit Emphasis) – 1984 from MicroSim Co.  Usable in Personal Computer ▶ PSpice v5.2 – 1992 ▶ PSpice v6.0 – 1993 ▶ PSpice v6.2, v6.3 – 1995 ▶ PSpice v7.1 – 1996

4. 4 ▶ PSpice v8.0 - 1998 ▶ ORCAD PSpice Release v9.0 – 1998 from OrCAD Co. ▶ ORCAD PSpice Release v9.1 - 1999 from OrCAD Co. Currently, Pspice Version 9.2 is used for circuit analysis.

5. 5 Using OrCAD version PSPICE

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10. 10 Using OrCAD version PSPICE

11. 11 Using OrCAD version PSPICE

12. 12 Libraries ■ Voltage Sources ▶ DC Voltage Source ▶ AC Voltage Source  VSIN VOFF – DC Offset Voltage

13. 13 Libraries  VPULSE

14. 14 Libraries ■ Current Sources ▶ Similar method with Voltage Sources

15. 15 Libraries ■ Elements specification change ▶ Example

16. 16 Libraries ▶ Result  Is it right?

17. 17 Libraries

18. 18 Libraries

19. 19 Libraries ▶ Result

20. 20 Libraries ■ ABM(Analog Behavioral Modeling) ▶ Enable element mathmatical modeling ▶ Controller design ▶ Simple modeling ▶ using ABM.OLB

21. 21 Libraries ■ Example

22. 22 Libraries ▶ Result

23. 23 Simulation Methods ■ DC Sweep ▶ Variable element value

24. 24 Simulation Methods ■ Example

25. 25 Simulation Methods ■ AC Sweep ▶ Variable source frequency  It is measuable frequency response.

26. 26 Simulation Methods ■ Select Marker

27. 27 Simulation Methods ■ Bode plot

28. 28 Simulation Methods ■ Parametric Analysis ▶ Circuit Drawing  In parametric analysis mode, element value variable must be input in { }.

29. 29 Simulation Methods ▶ Define Parameter Value

30. 30 Simulation Methods

31. 31 Simulation Methods

32. 32 Simulation Methods ▶ Define Simulation Profile

33. 33 Simulation Methods ▶ Result

34. 34 Fundamental Circuit Simulations ■ Single phase diode rectifier

35. 35 Fundamental Circuit Simulations ■ RMS ▶ Step 1 :

36. 36 Fundamental Circuit Simulations ▶ Step 2: Select RMS() in Right EDIT BOX

37. 37 Fundamental Circuit Simulations ▶ Step 3: Select waveform variable

38. 38 Fundamental Circuit Simulations ▶ RMS value of Voltage Source : 220V ▶ Peak value of Voltage Source : 311V

39. 39 Fundamental Circuit Simulations ■ Power Calculation (resistor power calculation example)

40. 40 Fundamental Circuit Simulations

41. 41 Fundamental Circuit Simulations ■ Waveform calculation ▶ Resistor power calculation  Pr = Vr * Ir

42. 42 Fundamental Circuit Simulations

43. 43 Fundamental Circuit Simulations ■ Parallel capacitor

44. 44 Fundamental Circuit Simulations ■ Voltage doubler

45. 45 Power Electronics Applications ■ Full wave rectifier

46. 46 Power Electronics Applications

47. 47 Power Electronics Applications ■ 3 Phase diode rectifier

48. 48 Power Electronics Applications

49. 49 Power Electronics Applications ■ PWM Block & Ideal switch modeling

50. 50 Power Electronics Applications ▶ PWM Implementation

51. 51 Power Electronics Applications ▶ Using ideal switch

52. 52 Power Electronics Applications ■ Single phase full bridge inverter

53. 53 Power Electronics Applications ▶ (S1,S3), (S2,S4)

54. 54 Power Electronics Applications ▶ Load voltage

55. 55 Power Electronics Applications ▶ Load current

56. 56 Power Electronics Applications ▶ Freewheeling diode current(D1)

57. 57 Power Electronics Applications ■ Example

58. 58 Power Electronics Applications ▶ Capacitor & Load RMS current

59. 59 Power Electronics Applications ▶ Capacitor ripple voltage