Electric Motor Control
10th Edition
ISBN: 9781305177611
Author: Herman
Publisher: Cengage
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Chapter 53, Problem 2SQ
To determine
Explain about the principle difference in the classification of gear motors.
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10.8 In the network of Fig. P10.8, Za = Zb = Zc = (25+ j5) W.Determine the line currents.
Using D flip-flops, design a synchronous counter. The counter counts in
the sequence 1,3,5,7, 1,7,5,3,1,3,5,7,.... when its enable input x is equal
to 1; otherwise, the counter count 0.
Present state
Next state x=0
Next state x=1
Output
SO
52
S1
1
S1
54
53
3
52
53
S2
56
51
0
$5
5
54
S4
53
0
55
58
57
7
56
56
55
0
57
S10
59
1
58
58
S7
0
59
S12
S11
7
$10
$10
59
0
$11
$14
$13
5
$12
S12
$11
0
513
$15
SO
3
S14
$14
S13
0
$15
515
SO
0
Explain how to get the table step by step with drawing the state
diagram and finding the Karnaugh map.
For the oscillator resonance circuit shown in Fig. (5), derive the oscillation frequency
Feedback and open-loop gains.
L₁
5 mH
(a)
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+10 V
R₁
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R3
S
C2
HH
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1000 pF
100 pF
R₂
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RA
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(b)
+9 V
R4
CA
470 pF
C₁
R3
HH
1 με
R₁
ww
L₁
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1.5 mH
R₂
ww
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1 μF
L2
m
10 mH
Chapter 53 Solutions
Electric Motor Control
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- Expert handwritten solution onlyarrow_forwardB. For the oscillator circuit shown in frequency, feedback and open-loop gains. +10 V name the circuit, derive and find the oscillation P.Av +9 V -000 4₁ 5 mH w R₁ C₂ HH 1 με w 100 pF R₂ T R CA www. 470 pF w ww www 1000 pF HH 1μF C₁ HH 1μF Ra ww HI 4₁ 000 1.5 mH H 4 AF 000 10 mHarrow_forwardI want to check if the current that I have from using the mesh analysis is correct? I1 = 0.214mA I2 = -0.429mAarrow_forward
- I want to find the current by using mesh analysis pleasearrow_forwardI want to find the current by using mesh analysis pleasearrow_forwardR₁ W +10 V R3 +9 V C₂ R₁ CA C₁ 470 pF HH 1000 pF HH 1 με C4 1 μF 1 uF C₁ R₂ R4 100 pF Find Open-loop Jain L₁ 5 mH (a) Av=S,B={" H R₁₂ ✓ ww (b) R₁ L₁ 000 1.5 mH R₂ H 1 uF 12 10 mHarrow_forward
- A) Calculate the efficiency of the test transformer at the resistive loads (X-25%, 50%, 75%, 100%, 125% full load). B) From part (A) draw the plot (efficiency Vs power output) of the transformer. C) Discuss the plot of part (B).arrow_forwarda- Determine fH; and Ho b- Find fg and fr. c- Sketch the frequency response for the high-frequency region using a Bode plot and determine the cutoff frequency. Ans: 277.89 KHz; 2.73 MHz; 895.56 KHz; 107.47 MHz. 14V Cw=5pF Cwo-8pF Coc-12 pF 5.6kQ Ch. 40. pF C-8pF 68kQ 0.47µF Vo 0.82 kQ V₁ B=120 0.47µF www 3.3kQ 10kQ 1.2kQ =20µF Narrow_forwardUsing D flip-flops, design a synchronous counter. The counter counts in the sequence 1,3,5,7, 1,7,5,3,1,3,5,7,.... when its enable input x is equal to 1; otherwise, the counter. This counter is for individual settings only need the state diagram and need the state table to use 16 states from So to S15.arrow_forward
- : A sequential network has one input (X) and two outputs (Z1 and Z2). An output Z1 Z2 = 10 occurs every time the input sequence 1011 is completed. An output Z1 Z2 = 01 occurs every time the input sequence 0101 is completed. Otherwise Z1 Z2 = 0 Find Moore state diagram with minimum number of states: a) When overlap is allowed. b) When overlap is not allowed. I need a step by step printable solution that uses sequences on the same drawing.arrow_forward1. Consider a negative unity-feedback control system whose plant transfer function is type- 1. Suppose you want to build a lead compensator so that -3 ± 5j are dominant poles. You observed that the angle deficiency at the desired dominant pole is 50°. Compute a 's+b' and b of the lead compensator (s+ 2) so that the error constant Ky is maximized. In other words, design the lead compensator in a way so that the steady-state error for ramp input is minimumarrow_forwardEXAMPLE 8.12 The E-MOSFET of Fig. 8.40 was analyzed in Example 7.10, with the result that k = 0.24 × 103 A/V², VGS = 6.4 V, and ID = 2.75 mA. a. Determine gm- b. Find rd. c. Calculate Z; with and without rd. Compare results. d. Find Zo with and without ra. Compare results. e. Find A, with and without rd. Compare results. 카 1 uF Z RE 912 V Rp • 2 ΚΩ 10 ΜΩ HE 1 μF ID (on) = 6 mA VGS (on) = 8 V VGS (Th) = 3 V 80s = 20 μs Za o Voarrow_forward
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