Process Equipment and Plant Design In most of the shell and tube heat exchangers, the tube pitch is generally __________ the tube diameter. One-fourth of 2.5 times 1.25-1.50 times Less than One-fourth of 2.5 times 1.25-1.50 times Less than ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design 25 per cent cut segmental baffle means that the baffle Height is 75% of the I.D. of the shell Width is 25% of its height Height is 25% of the I.D. of the shell Spacing is 75% of its height Height is 75% of the I.D. of the shell Width is 25% of its height Height is 25% of the I.D. of the shell Spacing is 75% of its height ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In the case of a shell and tube heat exchanger, the logarithmic mean temperature difference Is always less than arithmetic average value Is always less than arithmetic mean value, but more than geometric mean value May be either more or less than geometric mean and arithmetic mean value depending upon whether the flow of stream is co-current or counter-current Is always more than arithmetic mean value and the geometric mean value Is always less than arithmetic average value Is always less than arithmetic mean value, but more than geometric mean value May be either more or less than geometric mean and arithmetic mean value depending upon whether the flow of stream is co-current or counter-current Is always more than arithmetic mean value and the geometric mean value ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ tray arrangement is recommended for distillation column having diameter upto 4 ft. Radial flow Split flow Cascade Cross flow Radial flow Split flow Cascade Cross flow ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The ratio of down take area to cross-sectional area of the tube, for calendria type evaporator ranges from 1.5 to 2 1 to 1.5 2 to 2.5 0.5 to 1 1.5 to 2 1 to 1.5 2 to 2.5 0.5 to 1 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the overall heat transfer co-efficient is proportional to the tube side (volumetric flow rate)0.8. This is valid, only when the ratio of the tube side film resistance to the total resistance is almost equal to 1 20.8 ∞ 2 1 20.8 ∞ 2 ANSWER DOWNLOAD EXAMIANS APP