GATE CH · 2025 · CH
Question 60: Instrumentation and Process Control
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Question 60
CHNAT2 marksNeeds review
Consider a process with transfer function
A first-order plus dead time (FOPDT) model is to be fitted to the unit step process reaction curve (PRC) by applying the maximum slope method.Let
and
denote the time constant and dead time, respectively, of the fitted FOPDT model. The value of
is ____ (rounded off to 2 decimal places).GIVEN:
For
the unit step output response:
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2025CH
GATE CH 2025 · Paper 1
Chemical Engineering · Original paper archive
- Section
- Chemical Engineering
- Question type
- Numerical answer (NAT)
- Marks
- 2 marks
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