Q1) A long shunt compound generator is supplying a load 100 A at a terminal voltage of 220 V. The armature, series and shunt field resistances are 0.2 2, 0.06 2 and 100 Q respectively. The iron loss is 400 W and the rotational loss is 500 W. a) Calculate the variable and constant losses. b) Find the power required at the input of the generator. c) Determine the efficiency of the generator. d) If the load current is reduced to 60%, determine the variable and constant losses for this condition. e) Determine the efficiency of the generator if the load current is reduced to 60% at a terminal voltage of 220 V.
Q1) A long shunt compound generator is supplying a load 100 A at a terminal voltage of 220 V. The armature, series and shunt field resistances are 0.2 2, 0.06 2 and 100 Q respectively. The iron loss is 400 W and the rotational loss is 500 W. a) Calculate the variable and constant losses. b) Find the power required at the input of the generator. c) Determine the efficiency of the generator. d) If the load current is reduced to 60%, determine the variable and constant losses for this condition. e) Determine the efficiency of the generator if the load current is reduced to 60% at a terminal voltage of 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...
Related questions
Question
Q1) A long shunt compound generator is supplying a load 100 A at a terminal voltage of 220 V.
The armature, series and shunt field resistances are 0.2 2, 0.06 2 and 100 Q respectively. The
iron loss is 400 W and the rotational loss is 500 W.
a) Calculate the variable and constant losses.
b) Find the power required at the input of the generator.
c) Determine the efficiency of the generator.
d) If the load current is reduced to 60%, determine the variable and constant losses for this
condition.
e) Determine the efficiency of the generator if the load current is reduced to 60% at a
terminal voltage of 220 V.
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 4 steps with 1 images
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.Recommended textbooks for you
Introductory Circuit Analysis (13th Edition)
Electrical Engineering
ISBN:
9780133923605
Author:
Robert L. Boylestad
Publisher:
PEARSON
Delmar's Standard Textbook Of Electricity
Electrical Engineering
ISBN:
9781337900348
Author:
Stephen L. Herman
Publisher:
Cengage Learning
Programmable Logic Controllers
Electrical Engineering
ISBN:
9780073373843
Author:
Frank D. Petruzella
Publisher:
McGraw-Hill Education
Introductory Circuit Analysis (13th Edition)
Electrical Engineering
ISBN:
9780133923605
Author:
Robert L. Boylestad
Publisher:
PEARSON
Delmar's Standard Textbook Of Electricity
Electrical Engineering
ISBN:
9781337900348
Author:
Stephen L. Herman
Publisher:
Cengage Learning
Programmable Logic Controllers
Electrical Engineering
ISBN:
9780073373843
Author:
Frank D. Petruzella
Publisher:
McGraw-Hill Education
Fundamentals of Electric Circuits
Electrical Engineering
ISBN:
9780078028229
Author:
Charles K Alexander, Matthew Sadiku
Publisher:
McGraw-Hill Education
Electric Circuits. (11th Edition)
Electrical Engineering
ISBN:
9780134746968
Author:
James W. Nilsson, Susan Riedel
Publisher:
PEARSON
Engineering Electromagnetics
Electrical Engineering
ISBN:
9780078028151
Author:
Hayt, William H. (william Hart), Jr, BUCK, John A.
Publisher:
Mcgraw-hill Education,