Question

In a closed loop system, the process to be controlled is an integrating process with transfer function 1/2s. The controller proposed to be used in an integral controller with transfer function 1/T₁s. When a step change in set point is applied to such a closed loop system, the controlled variable will exhibit

a.

overdamped response.

b.

underdamped response.

c.

undamped response.

d.

unstable response.

Answer: (b).underdamped response.

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Q. In a closed loop system, the process to be controlled is an integrating process with transfer function 1/2s. The controller proposed to be used in an integral controller with...

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