Power electronics 2. As shown in Fig. 1, a single-phase bridge fully-controlled rectifier with aload which is consisting of R and L, R = 20, L'is large enough, the RMSvalue of u, is U, =100 ,a = 30°(1) Some conditions must be satisfied to turn on a thyristor.What are they?(2) Draw the waveforms of ua, iz in Fig. 2.(3) Calculate the average output voltage U,, and the average output current I,.(4) Considering the safety margin, the voltage safety margin is 2, and the current safetymargin is 1.5. Determine the rated voltage U, and rated current I, of thyristor.1(5) The fourier decomposition of i, is: i, =#1,(sin ot + sin 3ar + sin 5at.),where I, is the average value of output current. Calculate the distortion factor v,displacement factor 4, the power factor 2, and the THD, of i,.thebFig. 1O z6Sz/62xi:

Answered: Image /qna-images/answer/f732530a-7cc0-4213-9752-96507c14357f.jpg

2. As shown in Fig. 1, a single-phase bridge fully-controlled rectifier with a load which is consisting of Ř and L, R= 29, L'is large enough, the RMS value of u, is U, =100V ,a = 30° (1) Some conditions must be satisfied to turn on a thyristor. What are they? (2) Draw the waveforms of ua, izin Fig. 2. (3) Calculate the average output voltage U,, and the average output current I,.

2. As shown in Fig. 1, a single-phase bridge fully-controlled rectifier with a load which is consisting of Ř and L, R= 29, L'is large enough, the RMS value of u, is U, =100V ,a = 30° (1) Some conditions must be satisfied to turn on a thyristor. What are they? (2) Draw the waveforms of ua, izin Fig. 2. (3) Calculate the average output voltage U,, and the average output current I,.

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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