Process Equipment and Plant Design In a vertical short tube evaporator (Calendria type), the Liquor is inside the tube while the steam is outside the tube All of these 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 of these 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 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a heat exchanger, shell side fluid velocity can be changed by changing the tube Pitch Layout Both A & B Neither A nor B Pitch Layout Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A claming section before the liquid flows into the downcomer is privided to Cool the liquid before it flows down Ensure better vapour-liquid contact Permit release of entrained vapour in the liquid Reduce the discharge fluctuation Cool the liquid before it flows down Ensure better vapour-liquid contact Permit release of entrained vapour in the liquid Reduce the discharge fluctuation ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A perforated plate has holes of diameter dh arranged in a pitch ph. Each hole has a tube of I.D. dt passing through it. The ligament efficiency is given by (ph - dt)/ph (ph - dh)/ph (ph - dh)/dh (ph - dh . dt/2)/ph (ph - dt)/ph (ph - dh)/ph (ph - dh)/dh (ph - dh . dt/2)/ph ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ dished head is the strongest of all. Elliptical Hemispherical Torispherical None of these Elliptical Hemispherical Torispherical None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The main purpose of providing stepping on the trays is to Increase the residence time Improve the flow condition Decrease the pressure drop Facilitate handling of large flow rate of liquid Increase the residence time Improve the flow condition Decrease the pressure drop Facilitate handling of large flow rate of liquid ANSWER DOWNLOAD EXAMIANS APP
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