Problem 1.A 400 KW, 600 V dc shunt generator has an armatureresistance of 0.03 2, the field resistance is 48 Q. The straypower loss (SPL) at rated voltage and speed is 7,200 watts.Calculate:a. Full-load efficiencyb. Load at Max. Efficiencyc. Value of Max. Efficiency

In this question, Find the full load efficiency, Load at maximum efficiency Maximum efficiency…

Answered: Problem 1. A 400 KW, 600 V dc shunt…

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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please include circuit design
A 240 V. D.C. A shunt generator supplies a full load current of 60 A. The armature and shunt field resistances are 0.1 ohm and 120 respectively. If the iron loss is 400 W and the mechanical loss is 500 W, find the full load efficiency.
Q2-A 4- pole lap-wound, 900 r.p.m shunt generator has armature and field resistances of 0.442 and 175Q respectively. The armature has 440 conductors and the flux per pole is 0.07 Wb. if the load resistance is 102.Calculate the terminal voltage and load current delivered by the generato
5. A 20-kW, 400-V shunt DC generator has armature and shunt field winding resistances of 0.30 Q and 80 Q, respectively. The total mechanical loss is 1.7 kW. Determine the efficiency of the generator if the voltage regulation is 2.1%.
I need the answer quickly
1A. Which of the following is/are a method of providing field excitation for a DC generator. a) separately excited shunt b) self-excited series c) self-excited shunt d) all of the above 1B. Which type of field winding typically has the higher resistance? a) series b) shunt
DC generators
A 12-kW, 250-V dc. shunt generator has armature and field resistances of 0.68 ohm and 120 ohm. respectively. Determine the total armature power developed in generator.
3. If the terminal voltage of 220-V dc generator having armature resistance of 1 ohms. The induced emf produced is 200-V. The armature current for the above machine is a) 20 A b) -20 A c) -10 A d) 10 A
44 - A - the regulation curve of a DC generator shows the relation between what two factors? a) output voltage and load current, b) output voltage and field current, c)field current and load current, d) none B) If same DC generator ca be connected for either separate- or self-excitation, with of the two connections should be used to obtain the better voltage regulation? a) self-excited b) separately-excited C) How is the efficiency usually expressed? a) in waltts, b) in kilowatts-hours, c) in percentage, d) none
1. A machine delivers power to the load at 220 V while being driven at 1,050 rpm. At this load, the armature circuit dissipates 650 W. The armature of a 6-pole separately excited dc generator is lap wound with 534 conductors. If the flux per pole of this generator is 30- mWb, determine the kW rating of the load served. Assume a total brush contact drop of 1.5 V.

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Problem 1. A 400 KW, 600 V dc shunt generator has an armature resistance of 0.03 Q, the field resistance is 48 Q. The stray power loss (SPL) at rated voltage and speed is 7,200 watts. Calculate: a. Full-load efficiency b. Load at Max. Efficiency c. Value of Max. Efficiency