Electric Motor Control
10th Edition
ISBN: 9781133702818
Author: Herman
Publisher: CENGAGE L
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Chapter 46, Problem 3SQ
To determine
Sketch the line diagram of a DC motor using a counter emf controller with three steps of acceleration.
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Answer Q3 plz use By HAND AND SHOW ME STEP BY STEP I need expert i don't want Ai plz use by hand
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Q1) [60p] Given the following message and carrier signal
m(t) = cos 2000nt + 2cos 6000лt + cos 10000πt
c(t) = 20 cos 320000πt
The signal is passed through following nonlinear device and a subsequent filter to generate
DSB-AM signal. The nonlinear device has the input-output relation y(t) = x²(t) + 10x(t).
y(t)
u(t)
m(t).
Non-Linear
Device
Filter
c(t)
a) Determine y(t).
b) Determine type of filter (BPF, HPF, LPF) and the bandwidth to obtain a DSB-AM
signal (Conventional AM)
c) What is the modulation index?
d) Determine power of m(t), u(t), and the ratio of power in side bands to carrier.
e) Assume that modulation signal u(t) is going to be demodulated by an envelope
detector. The resistor is selected as R = 1 K. What is the minimum and maximum
value of capacitor for a good detector.
Q2) [40p] Given the following message and carrier signal
m(t) = cos 2000πt + 2cos 6000πt + cos 10000πt
c(t) 20 cos 320000лt
a) Determine the Hilbert transform of m(t).
b) Determine the Single Side Band (SSB)…
Chapter 46 Solutions
Electric Motor Control
Ch. 46 - Prob. 1SQCh. 46 - What physical characteristic distinguishes between...Ch. 46 - Prob. 3SQCh. 46 - What protection is available from excessive...Ch. 46 - How does a field accelerating relay prevent...Ch. 46 - Prob. 6SQCh. 46 - How may more steps of acceleration be added to a...Ch. 46 - Prob. 8SQ
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- Q1) [60p] Given the following message and carrier signal m(t) = cos 2000nt + 2cos 6000лt + cos 10000πt c(t) = 20 cos 320000πt The signal is passed through following nonlinear device and a subsequent filter to generate DSB-AM signal. The nonlinear device has the input-output relation y(t) = x²(t) + 10x(t). y(t) u(t) m(t). Non-Linear Device Filter c(t) a) Determine y(t). b) Determine type of filter (BPF, HPF, LPF) and the bandwidth to obtain a DSB-AM signal (Conventional AM) c) What is the modulation index? d) Determine power of m(t), u(t), and the ratio of power in side bands to carrier. e) Assume that modulation signal u(t) is going to be demodulated by an envelope detector. The resistor is selected as R = 1 K. What is the minimum and maximum value of capacitor for a good detector. Q2) [40p] Given the following message and carrier signal m(t) = cos 2000πt + 2cos 6000πt + cos 10000πt c(t) 20 cos 320000лt a) Determine the Hilbert transform of m(t). b) Determine the Single Side Band (SSB)…arrow_forwardThermal power station of 5MW • has plant capacity factor of 0.7; Calorife Value of fuel is 8500 kcal "The efficiens of station is 40%; kg Find The Total Fuel Consumption in Tons unit for 12 days. Tagarrow_forwardI need expert clear handwritten solution onlyarrow_forward
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