Is this armature winding a progressive or a retro-progressive winding? 10 11 2 3' 7 | 16- 12 15' ス14 13 5- 6' S0013 14 15 11" 10 16 2. Select one: Oa. Both
Is this armature winding a progressive or a retro-progressive winding? 10 11 2 3' 7 | 16- 12 15' ス14 13 5- 6' S0013 14 15 11" 10 16 2. Select one: Oa. Both
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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Transcribed Image Text:Is this armature winding a progressive or a retro-progressive winding?
10
11
i 16-
12
15
5-00 13
S
b.
6'
b0 14
15
10
9 1
16
2.
Select one:
a. Both

Transcribed Image Text:U d. Retro-progressive
A 200-V, 100 A armature full-load line current, 1800 RPM, shunt DC motor is considered
in this problem. Its characteristics are given below:
RA = 0.20 S2
RF = 150 2
NF 2000 turns
This motor has compensating windings and interpoles.
The magnetization curve for this motor at 1800RPM is shown in a tabular form below
If, A
EA,V 6.0 25
0.1 0.2 0.4
0.5
0.6
0.8
1.2
1.8 2.0
2.2 2.4
110 135 160 205 235 255 275 285 288 290 291
1.0
1.6
50
For Radj between 502 and 450 2 , find the range of this motor if the armature current
L 66 Amperes.
'A
Select one:
Oa. Range of speed between 1319 RPM and 3057 RPM
O b. Range of speed between 1818 RPM and 322O RPM
C. None
O d. Range of speed between 1222 RPM and 2860 RPM
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