Process Equipment and Plant Design The slope of the feed line in distillation opeartion is given by (where, q = fraction of the feed stream that is liquid.) -q/(1-q) None of these -q/(q-1) -q -q/(1-q) None of these -q/(q-1) -q ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The function of manholes provided in the shell of a distillation column is to All of these Keep a check on the liquid gradient over the plate by direct visual observation Give access to the individual trays for cleaning, maintenance and installation Guard against foaming & entrainment by dumping antifoaming agent through it All of these Keep a check on the liquid gradient over the plate by direct visual observation Give access to the individual trays for cleaning, maintenance and installation Guard against foaming & entrainment by dumping antifoaming agent through it ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In perforated plate towers, the Hole sizes may be around 1/8" or 3/16" Pressure drop is less compared is similar bubble cap towers Total hole area may be around 6 to 15% of tower cross-sectional area All of these Hole sizes may be around 1/8" or 3/16" Pressure drop is less compared is similar bubble cap towers Total hole area may be around 6 to 15% of tower cross-sectional area All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Minimum tube pitch recommended for shell and tube heat exchangers is about __________ times the outside diameter of the tube. 3.5 1.25 2.5 1.75 3.5 1.25 2.5 1.75 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In hydrostatic testing of welded pipe (for leakage, strength etc.) the ratio of minimum hydrostatic test pressure to internal design pressure is around 2.5 3.5 1.5 0.5 2.5 3.5 1.5 0.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The centre to centre distance between two consecutive baffles in a shell and tube heat exchanger is called the baffle pitch or baffle spacing, which is more than 1/5th the I.D. of the shell. Which of the following is not a function of the baffles? To increase the tube side heat transfer co-efficient by inducing turbulence To provide support to the tube bundle To reduce the induced vibration in the tubes To increase the residence time of shell side fluid To increase the tube side heat transfer co-efficient by inducing turbulence To provide support to the tube bundle To reduce the induced vibration in the tubes To increase the residence time of shell side fluid ANSWER DOWNLOAD EXAMIANS APP
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