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 Area of central downtake is equal to 40 to 100% of total cross-sectional area of the surrounding tube 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 All of these Liquor is inside the tube while the steam is outside the tube Area of central downtake is equal to 40 to 100% of total cross-sectional area of the surrounding tube 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 All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Rotary driers are most economically designed for the number of heat transfer units (HTU) from 0.01 to 1 10 to 20 5 to 10 1.5 to 2.5 0.01 to 1 10 to 20 5 to 10 1.5 to 2.5 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 1.5 0.5 2.5 3.5 1.5 0.5 2.5 3.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In seive plate column, holes are drilled or punched in sizes ranging from 2.5 to 12 mm (5 mm being widely used). The hole pitch is normally __________ times the hole diameter to give the required hole area. 0.5 to 1.5 5 to 10 10 to 15 2.5 to 4.0 0.5 to 1.5 5 to 10 10 to 15 2.5 to 4.0 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A pressure vessel is said to be made of 'thick' shell, if the ratio of its diameter to wall thickness is 20 10 20 10 20 10 20 10 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a bag filter, the pressure drop increases directly as the Viscosity of the gas and inversely as density of the gas Density of the gas and inversely as viscosity of the gas None of these Density of the gas, but is independent of the viscosity of the gas Viscosity of the gas and inversely as density of the gas Density of the gas and inversely as viscosity of the gas None of these Density of the gas, but is independent of the viscosity of the gas ANSWER DOWNLOAD EXAMIANS APP