Process Equipment and Plant Design In case of bubble cap distillation column of diameter greater than 1.2 metres, the cap diameter is roughly about __________ cms. 30 35 20 10 30 35 20 10 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Tube wall thickness depends on the cor-rosiveness of the fluids and their operating pressure & temperature and is specified by Birmingham wire gauge (B.W.G)-a number which varies from 8 to 18 with the numbers 14 and 16 being more commonly used. Outside diameter of tubes varies from about 15 to 50 mm; however a tube of less than __________ mm outside diameter is generally not recommended for fouling fluids. 19 28 16 38 19 28 16 38 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following lengths of heat exchanger tubes are normally not used in practice? 10 metres 0.5 metre 2.5 metres 6 metres 10 metres 0.5 metre 2.5 metres 6 metres ANSWER DOWNLOAD EXAMIANS APP
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 Pick out the wrong statement pertaining to the design of a long tube vertical evaporator. Liquor level is maintained at l/3rd to 1/2 of the height of the tube Tube dia is 3-6 cms, while tube length in 3-6 metres None of these Steam is fed to the shell, whereas the liquor is filled inside the tube Liquor level is maintained at l/3rd to 1/2 of the height of the tube Tube dia is 3-6 cms, while tube length in 3-6 metres None of these Steam is fed to the shell, whereas the liquor is filled inside the tube ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Corrosion allowance in the design of pressure vessel/chemical equipment is not necessary, if Plain carbon steel and cast iron parts are used Both B & C Material of construction is high alloy steel Wall thickness is > 30 mm Plain carbon steel and cast iron parts are used Both B & C Material of construction is high alloy steel Wall thickness is > 30 mm ANSWER DOWNLOAD EXAMIANS APP