Process Equipment and Plant Design The ratio of down take area to cross-sectional area of the tube, for calendria type evaporator ranges from 0.5 to 1 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 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. 28 38 19 16 28 38 19 16 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 Give access to the individual trays for cleaning, maintenance and installation Guard against foaming & entrainment by dumping antifoaming agent through it Keep a check on the liquid gradient over the plate by direct visual observation All of these Give access to the individual trays for cleaning, maintenance and installation Guard against foaming & entrainment by dumping antifoaming agent through it Keep a check on the liquid gradient over the plate by direct visual observation ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The buckling tendency of compression members is always in the direction of the Perpendicular to the axis of the load None of these Least radius of gyration Axis of the load Perpendicular to the axis of the load None of these Least radius of gyration Axis of the load ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger having triangular pitch, the shell side equivalent diameter is given by (p² - πd²/4)/πd 4(0.86p² - πd²/4)/πd (4p² - πd²/4)/πd 4(0.86p² - πd²)/πd (p² - πd²/4)/πd 4(0.86p² - πd²/4)/πd (4p² - πd²/4)/πd 4(0.86p² - πd²)/πd ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pick out the wrong statement pertaining to the design of a basket type evaporator. It is used for high viscosity liquor having large rate of scaling There is no central downtake The tube bundle is suspended on bracket Downtake is formed by the annular space between the bundle and the shell It is used for high viscosity liquor having large rate of scaling There is no central downtake The tube bundle is suspended on bracket Downtake is formed by the annular space between the bundle and the shell ANSWER DOWNLOAD EXAMIANS APP