Question: A 250-V, 4-pole, wave-wound d.c. series motor has 782 conductors on itsarmature. It has armature and series field resistance of 0.75 ohm. The motor takesa current of 40 A. Estimate its speed and gross torque developed if it has a flux per pole of 25 mWb Answer: Step 1 Mechanical Engineering homework question answer, step 1, image 1 Mechanical Engineering homework question answer, step 1, image 2 Step 2 Mechanical Engineering homework question answer, step 2, image 1 Step 3 Mechanical Engineering homework question answer, step 3, image 1

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 Question

The block diagram given below;
a) Reduce.
b) G1 (s) = 2 / s , G2 (s) = 1 / (4s + 2), G3 (s) = 4, H (s) = 0.5 values ​​of the system; Find the time constant, natural frequency and damping ratio and explain what kind of dynamic behavior it will display accordingly.
c) Find the poles and zeros of the system according to the values ​​in (b). Accordingly, indicate whether the system is stable or not. Find the unit step response (inverse laplace).

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Answer

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