申論題

Problem5(15 points) A 0.3 m-inner-diameter U-glass tube containing a 3-m-long packed bed with 250,000 spherical quartz particles (density p = 7800 kg/m³; diameter D_p, = 1 cm). The particles are held between the two sieves. Brine (ρ = 1.193 g/cm³; μ= 1.2 cp) flows through the U-glass tube at 0.1 m/s.

(c) What is the water level of the brine inlet above the top of the brine outilet (H)? (6 pts)