A 20-hp, 200-V, shunt wound DC motor has an armature resistance of 0.7 Q and a field resistance of 100 2. The adjustable resistor, R.g can be adjusted from 50 2 to 350 2. Figure 1 shows the motor's circuit diagram, and Figure 2 illustrates its magnetisation curve. Figure 1: Equivalents circuit of a de motor 300 280 260 Speed = 1500 rpm 200 220 200 180 160 140 120 100 60 40 20 o 01 02 03 04 0s 06 07 0s 09 1 LI 12 13 14 15 16 17 18 19 2 Figure 2: Magnetization curve of a dc motor. (d) Calculate the full-load speed (rpm) if the rated line current, I = 50 A.
A 20-hp, 200-V, shunt wound DC motor has an armature resistance of 0.7 Q and a field resistance of 100 2. The adjustable resistor, R.g can be adjusted from 50 2 to 350 2. Figure 1 shows the motor's circuit diagram, and Figure 2 illustrates its magnetisation curve. Figure 1: Equivalents circuit of a de motor 300 280 260 Speed = 1500 rpm 200 220 200 180 160 140 120 100 60 40 20 o 01 02 03 04 0s 06 07 0s 09 1 LI 12 13 14 15 16 17 18 19 2 Figure 2: Magnetization curve of a dc motor. (d) Calculate the full-load speed (rpm) if the rated line current, I = 50 A.
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
100%
Transcribed Image Text:A 20-hp, 200-V, shunt wound DC motor has an armature resistance of 0.7 N and a field resistance of 100
2. The adjustable resistor, Rag can be adjusted from 50 2 to 350 2. Figure 1 shows the motor's circuit
diagram, and Figure 2 illustrates its magnetisation curve.
RA
Figure 1: Equivalents circuit of a de motor
300
280
260
Speed = 1500 rpm
240
220
200
I80
160
140
120
100
80
60
40
20
O 01 02 03 04 0s 06 07 08 09I LI 12 13 14 15 16 17 18 19 2
Figure 2: Magnetization curve of a dc moto
(d) Calculate the full-load speed (rpm) if the rated line current, I = 50 A.
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 2 steps with 2 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,