Electrical Motor Controls for Integrated Systems
5th Edition
ISBN: 9780826912268
Author: Gary Rockis;Glen A. Mazur
Publisher: American Technical Publishers
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Chapter 13.4, Problem 2CP
To determine
To explain: The two names used for the stationary part of a stepper motor.
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4. Discussion: Compare between theoretical effect of KD at first order and second order systems
regarding steady-state errors and transient responses with the practical obtained results whenever applying
step input signal. In Experiment Derivative Controller
55-82
For the state space model, find the following:
1. Identify the state-space matrices A,B,C, and D.
2. Compute the transfer function G(s) analytically (by hand).
3. Solve for x(t) given a step input u(t) =1 and zero initial conditions (use transition matrix).
4. Use MATLAB to compute the transfer function.
5. Plot the step response using MATLAB.
[X] = 71+0u
y = x1 + x2
-2
น
Chapter 13 Solutions
Electrical Motor Controls for Integrated Systems
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- Q6- the open circuit and short circuit tests on a 10 KVA, 125/250 v, 50 Hz single phase transformer gave the following results: O.C. Test: 125 V,0.6 A, 50 W ( on L.V.) S.C. Test: 20 V, 40 A, 177.78 W (on H.V. side) Calculate: i) Copper losses on half load ii) Full load efficiency at 0.8 leading p.f. iii) Half load efficiency at 0.8 leading p.f. iv) Regulation at full load at 0.9 leading p.f. Ans: 44.445 W, 97.23%, 97.69%, -1.8015%arrow_forwardQ3-A two-winding transformer has a primary winding with 208 turns and a secondary winding with 6 turns. The primary winding is connected to a 4160V system. What is the secondary voltage at no load? What is the current in the primary winding with a 50-amp load connected to the secondary winding? What is the apparent power flowing in the primary and secondary circuits? Ans. 120 V, 1.44 A, 6000 VAarrow_forwardQ12- A three phase transformer 3300/400 V,has D/Y connected and working on 50Hz. The line current on the primary side is 12A and secondary has a balanced load at 0.8 lagging p.f. Determine the i) Secondary phase voltage ii) Line current iii) Output power Ans. (230.95 V, 99.11 A, 54.94 kW)arrow_forward
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