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Chemical Engineering - Process Equipment and Plant Design

Exercise : Process Equipment and Plant Design - Section 5
6.
A 'rupture disc' is provided in chemical equipments as an accessory meant for
relieving excess pressure.
creating turbulence.
enhancing mixing rate.
avoiding vortex formation.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
In a vertical short tube evaporator (Calendria type), the
tube dia of 2.5-7.5 cms, tube length of 75-200 cms and cylinderical drum dia of 1-6 metres are normally used.
area of central downtake is equal to 40 to 100% of total cross-sectional area of the surrounding tube.
liquor is inside the tube while the steam is outside the tube.
all (a), (b) & (c).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
In a multipass shell and tube heat exchanger, the problem of differential expansion between the shell and tube passes is taken care of by using a
U-bend
floating head tube sheet
either (a) or (b)
neither (a) nor (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
In a shell and tube heat exchanger, the shortest centre to centre distance between the adjacent tubes is
called tube pitch.
called tube clearance.
always less than the diameter of the tube.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
Any shell opening greater than 5 cms for a storage tank must be reinforced for reason of
preventing the local overstressing of the shell around the opening.
reduction of discontinuity in shape at the junction.
making the joint leak proof.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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