+1 vote
in Fermentation Technology by (72.1k points)
Which of the following valve is the most widely used in the design of the fermenter?

(a) Diaphragm valve

(b) Needle valve

(c) Butterfly valve

(d) Plug valve

The question was asked in an interview for internship.

My enquiry is from Instrumentation and Control in division Instrumentation and Control of Fermentation Technology

1 Answer

+2 votes
by (424k points)
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Best answer
The correct choice is (a) Diaphragm valve

Easiest explanation: The diaphragm valve is most widely used in designing of the fermenter. Ball valves are also used, but they are more robust and contain crevices which make the sterilization more difficult.

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