Chemical Engineering - Process Equipment and Plant Design - Discussion

Discussion Forum : Process Equipment and Plant Design - Section 1 (Q.No. 13)
13.
In a shell and tube heat exchanger, the 'tube pitch' is defined as the
O.D. of the tube for square pitch.
shortest distance between two adj acent tube holes.
shortest centre to centre distance between adjacent tubes.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
1 comments Page 1 of 1.

Salman said:   1 decade ago
When designing the tubes, it is practical to ensure that the tube pitch (i.e., the centre-centre distance of adjoining tubes) is not less than 1.25 times the tubes' outside diameter. A larger tube pitch leads to a larger overall shell diameter, which leads to a more expensive heat exchanger.

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