(c) The magnetization curve for a separately excited DC generator is shown in Figure Q4 (c). The generator is rated at 6 kW, 130 V, 50 A, and 1600 r/min. Its lield circuit is rated at 5 A. The following data are known about the machine: RA = 0.18 N Radj = 0 to 40 N Nf = 1000 turns per pole VF = 130 V Rp = 20 N Answer the following questions about this generator, assuming no armature reaction. (i) Determine the range of voltage adjustments that can be achieved by changing Radj if this generator is operating at no load. 160 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 6. Shunt field current, A 2000 4000 Field mmf, A turns 1000 3000 5000 6000 7000 Terminal and generated voltage, V

(c) The magnetization curve for a separately excited DC generator is shown in Figure Q4 (c). The generator is rated at 6 kW, 130 V, 50 A, and 1600 r/min. Its lield circuit is rated at 5 A. The following data are known about the machine: RA = 0.18 N Radj = 0 to 40 N Nf = 1000 turns per pole VF = 130 V Rp = 20 N Answer the following questions about this generator, assuming no armature reaction. (i) Determine the range of voltage adjustments that can be achieved by changing Radj if this generator is operating at no load. 160 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 6. Shunt field current, A 2000 4000 Field mmf, A turns 1000 3000 5000 6000 7000 Terminal and generated voltage, 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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