Process Equipment and Plant Design The equivalent diameter for fluid flow through a channel of constant non-circular cross section of area 'A' is given by (where, P = perimeter of the channel in contact with the fluid) 4 P/A √A A/P 4 A/P 4 P/A √A A/P 4 A/P ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For storing hazardous chemicals in large storage tanks, the minimum safe distance between the two tanks should range between __________ times the tank diameter. 1 to 1.5 2.5 to 3.5 6 to 8 4 to 5 1 to 1.5 2.5 to 3.5 6 to 8 4 to 5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Diameter of rivet hole (d, mm) and the plate thickness (t, mm) are related by Unwin's formula as D = 1.1 t D = 3√t D = 1.5 t D = 1.6 √t D = 1.1 t D = 3√t D = 1.5 t D = 1.6 √t ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The ends of a cylinderical vessel can be closed by a head, which can be one of the four shapes. For the same thickness, choose the one which can withstand the highest pressure. Torispherical Flat plate Hemispherical Ellipsoidal Torispherical Flat plate Hemispherical Ellipsoidal ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The minimum tray spacing in distillation column of diameter less than 3 ft is normally __________ inches. 18 6 34 24 18 6 34 24 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Normally, the ratio of the total riser area to the tower cross sectional area (for bubble cap towers of diameter more than 3 ft) is around 0.55-0.85 0.1-0.2 0.35-0.75 0.4-0.6 0.55-0.85 0.1-0.2 0.35-0.75 0.4-0.6 ANSWER DOWNLOAD EXAMIANS APP