Engineering, 03.12.2019 17:31 1lilzomb
4aerobic digesters (water depth = 15 ft) received waste from an mbr treatment plant. given conditions: q = 0.5 m. g.d., bod = 180 mg/l , soluble bod = 100 mg/l, t. s.s. = 200 mg/l, v. s.s. = 160 mg/l, mlss = 7000 mg/l, srt= 28 days, y= 0.8 and kd=0.04 (d-1 ). the target effluent soluble bod is zero. calculate the aeration basin volume, waste sludge, and volume of each aerobic digester required to meet class b requirements.
Answers: 3
Engineering, 03.07.2019 15:10
Ahouse has the following electrical appliance usage (1) single 40w lamp used for 4 hours per day (2) single 60w fan used for 12 hours per day (3) single 200w refrigerator that runs 24 hours per day with compressor run 12 hours and off 12 hours find the solar power inverter size in watt with correction factor of 1.25.
Answers: 1
Engineering, 04.07.2019 18:10
What difference(s) did you notice using a pneumatic circuit over hydraulic circuit.explain why the pneumatic piston stumbles when it hits an obstacle.
Answers: 2
Engineering, 04.07.2019 18:10
Carbon dioxide gas expands isotherm a turbine from 1 mpa, 500 k at 200 kpa. assuming the ideal gas model and neglecting the kinetic and potential energies, determine the change in entropy, heat transfer and work for each kilogram of co2.
Answers: 2
Engineering, 04.07.2019 18:20
Asolid cylinder is concentric with a straight pipe. the cylinder is 0.5 m long and has an outside diameter of 8 cm. the pipe has an inside diameter of 8.5 cm. the annulus between the cylinder ad the pipe contains stationary oil. the oil has a specific gravity of 0.92 and a kinematic viscosity of 5.57 x 10-4 m2/s. most nearly, what is the force needed to move the cylinder along the pipe at a constant velocity of 1 m/s?
Answers: 3
4aerobic digesters (water depth = 15 ft) received waste from an mbr treatment plant. given condition...
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