Determine Volume of the aeration basin (m3) at an SRT = 30 days.
Given the following information for an oxidation ditch activated sludge process: Q = 11,400 m3/d, influent soluble BOD5 = 250 mg/L, Y = 0.6 g...
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Design a fine-bubble diffused aeration system to meet an oxygen demand of 5,000 kg/d.
Design a fine-bubble diffused aeration system to meet an oxygen demand of 5,000 kg/d. The plant is located at an elevation of 610 meters (2,000...
Determine the diameter (ft) of the high-rate trickling filter system.
A two-stage high-rate trickling filter with 200% recycle will be used to treat 5.0 million gallons per day (MGD). The influent BOD to the primary...
Use the NRC equations for designing the trickling filter system and assume that the operating temperature is 18∘C.
A two-stage high-rate trickling filter with 100% recycle will be used to treat 5,000 m3/d. The influent BOD to the primary clarifier is 220 mg/L...
Determine the radius (m) of each biotower.
Two biotowers operating in parallel are to be designed to treat a flow of 16,000 m3/d. The BOD5 in the influent to the primary clarifier is...
Design a multi-stage RBC WWTP to treat the following wastewater for BOD removal.
Design a multi-stage RBC WWTP to treat the following wastewater for BOD removal. Influent flow = 6,000 m3/d, influent BOD5 = 260 g/m3, primary clarifier...
Design hydraulic detention time () or digestion time (days).
An aerobic digester is to be designed to stabilize 600 kg/d of primary sludge at 5% solids and 75% volatiles, along with 400 kg/d of...
Define each type of crime and its elements using your home state’s penal code.
Assignment Content To better understand criminal behavior, we must also understand the elements of the crimes that are being committed. From this we can correlate...
Determine the belt width (m) of a belt filter press (BFP) if the BFP produces a sludge cake of 22% solids.
An activated sludge WWTP produces an average of 100,000 gallons per day of primary sludge at 5% solids and 250,000 gallons per day of WAS...
Explain how soil could act in a similar manner.
1. Food and water are both well-known vehicles for common source diseases. Explain how soil could act in a similar manner. 2. A number of...