(i) (ii) Explain sinusoidal-pulse modulation as used in PWM inverters. Discuss the conditions under which the number of pulses generated per half cycle are 40 or (-1). Here fe and f are thefrequencies of carrier and reference signals respectively. For a single-pulse modulation used in inverters, show that output voltage can be expressed as Vo = Σ 4V, na n = 1, 3, 5 na sin sin nd sin nwt 2 where 2d is the pulse width. (iii) A single-phase full bridge inverter has rms value of the fundamental component of output voltage, with single-pulse modulation, equal to 110 V. Compute the pulse width required and the rms value of output voltage in case de source volt age is 220 V.

(i) (ii) Explain sinusoidal-pulse modulation as used in PWM inverters. Discuss the conditions under which the number of pulses generated per half cycle are 40 or (-1). Here fe and f are thefrequencies of carrier and reference signals respectively. For a single-pulse modulation used in inverters, show that output voltage can be expressed as Vo = Σ 4V, na n = 1, 3, 5 na sin sin nd sin nwt 2 where 2d is the pulse width. (iii) A single-phase full bridge inverter has rms value of the fundamental component of output voltage, with single-pulse modulation, equal to 110 V. Compute the pulse width required and the rms value of output voltage in case de source volt age is 220 V.

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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