Process Equipment and Plant Design Needle valves are generally not used for Very accurate flow control Very large diameter pipes High pressure throttling service Smaller sizes of pipe Very accurate flow control Very large diameter pipes High pressure throttling service Smaller sizes of pipe ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For turbulent flow (NRe > 2100) of low viscosity fluid (μ > 20cp) in steel pipes, the optimum inside pipe diameter is given by(where, Q = fluid flow rate, ft³/sec.ρ = fluid density, lb/ft³ μ = fluid viscosity, centipoise Di = optimum inside pipe diameter, inches) Di, opt = 3.9 Q0.45 ρ0.13 Di, opt = 3.9 Q0.45 . μ0.95 Di, opt = 3 Q0.36 . μ0.88 Di, opt = 4.7 Q0.36 . μ3.2ρ0.13 Di, opt = 3.9 Q0.45 ρ0.13 Di, opt = 3.9 Q0.45 . μ0.95 Di, opt = 3 Q0.36 . μ0.88 Di, opt = 4.7 Q0.36 . μ3.2ρ0.13 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The necessary wall thickness for a metallic storage vessel is a function of the Ultimate tensile strength (or yield point) of the material and operating temperature Operating pressure and welding/joint efficiency All of these Diameter of the vessel Ultimate tensile strength (or yield point) of the material and operating temperature Operating pressure and welding/joint efficiency All of these Diameter of the vessel ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design 25 per cent cut segmental baffle means that the baffle Width is 25% of its height Height is 75% of the I.D. of the shell Spacing is 75% of its height Height is 25% of the I.D. of the shell Width is 25% of its height Height is 75% of the I.D. of the shell Spacing is 75% of its height Height is 25% of the I.D. of the shell ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Apex angle of conical heads used in the bottom heads of chemical process equipments is usually 60° 30° 45° 75° 60° 30° 45° 75° ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Width and depth of grooves in the tube sheet holes normally are __________ inch respectively. 1/8 and 1/64 1/2 and 5 1/64 and 1/8 1/2 and 8 1/8 and 1/64 1/2 and 5 1/64 and 1/8 1/2 and 8 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS