Chemical Engineering :: Process Equipment and Plant Design
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In a double pipe concentric heat exchanger, the equivalent diameter of annulus for heat transfer would be (where, D1 and D2 are I.D. of inner and outer pipes)
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__________ shaped roof is most commonly used for cylindrical tanks.
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In a thin cylindrical shell, the hoop stress is __________ stress.
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Commercial packed scrubbers are normally designed for a pressure drop range of __________ mm water coloumn per metre of packed height.
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The retention time of material in a rotary dryer depends upon its
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In actual operation of a bubble cap distillation tower, the __________ at the bottom of the tower is more than that at the top of the tower.
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Rotary driers are most economically designed for the number of heat transfer units (HTU) from
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The difficulty of liquid distribution in packed towers is accentuated, when the ratio of tower diameter to packing diameter is
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A forced circulation long tube vertical evaporator as compared to the natural circulation evaporator
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An increase in the liquid resistance to interphase mass transfer and a resultant reduction in plate efficiency is caused by
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