Chemical Engineering - Process Control and Instrumentation - Discussion
Discussion Forum : Process Control and Instrumentation - Section 1 (Q.No. 40)
40.
A proportional controller with a gain of Kc is used to control a first order process. The offset will increase, if
Discussion:
10 comments Page 1 of 1.
Nandini said:
1 decade ago
If kc is increased the offset will decrease. Answer is wrong.
(1)
Prasanna said:
1 decade ago
Why? introduce integral control it also eliminates the offset.
Ravi said:
1 decade ago
Answer is wrong. It will decrease and yes the oscillatory nature will increase.
Saurabh said:
10 years ago
Yes answer is wrong as Kc increase offset will decrease.
Anshumaan Srivastava said:
10 years ago
As Kc increases offset decreases check Donald R. Coughanowr 230 3rd edition.
Bimal said:
8 years ago
The correct option is A.
Shaima said:
7 years ago
The correct option is A.
Prani said:
6 years ago
As Kc increases offset decreases.
Devesh said:
6 years ago
If we increases gain of proportion controller its offset will decreases but proportional band is also decreases.
Zeeshan Ulhaq said:
5 years ago
Kc is constant.
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