Chemical Engineering :: Process Equipment and Plant Design
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Minimum tube pitch recommended for shell and tube heat exchangers is about __________ times the outside diameter of the tube.
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Liquid redistribution should be done in a packed tower packed with raschig rings every 6 metres or __________ times the column diameter, whichever is lower.
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Slope of countercurrent flow rotary drier is in the range of __________ meter/metre.
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In case of saddle packing (e.g., berl and intralox saddles), the maximum size of the packing should not exceed __________ of the column diameter.
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Seamless pipe is made
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The thermal stress in a metallic bar does not depend upon the
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The minimum baffle height should be
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For turbulent flow (NRe > 2100) of low viscosity fluid (μ > 20cp) in steel pipes, the optimum inside pipe diameter is given by(where, Q = fluid flow rate, ft3/sec.ρ = fluid density, lb/ft3 μ = fluid viscosity, centipoise Di = optimum inside pipe diameter, inches)
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To avoid the tearing off the plate of an edge, the margin (i.e., the minimum distance from the centre of the rivet hole to the nearest edge of the plate) should be equal to
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The normal range of velocity of water in pipes is __________ m/sec.
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