Question: What is the mean cell residene time ( days ) for a reactor with a 2 8 6 4 pounds of MLVSS in the reactor

What is the mean cell residene time (days) for a reactor with a 2864 pounds of MLVSS in the reactor and a wasting sludge flow rate of 441 lb/d (answer to the nearest 0.1 days)

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Civil Engineering Questions!

Q:

An advantage of MAPE as a measure of forecast error is that: An advantage of MAPE as a measure of forecast error is that: each error is taken as a percent of the previous period forecast so you can...

Q:

Problem No . 1 ( 3 0 points ) An activated sludge process is treating wastewater with the average daily flow of 2 MGD . The volume of aeration basin is 7 5 0 , 0 0 0 gallons. The influent wastewater...

Q:

A municipal wastewater treatment plant has a manual cleaning coarse grate ( I ) , two grinders ( II ) , a circular primary clarifier ( III ) , a complete mix modification activated sludge aeration...

Q:

Problem 2.13 Assuming that each person contributes a BOD load of 0.06kg/d, and a suspended solids load of 0.08kg/d, find the daily domestic pollutional load of a town of 20000 inhabitants. If the DWF...

Q:

Q 7 . ( a ) A primary clarifier with a surface area overflow rate of 5 5 m 3 m 2 . day receives a wastewater from an equivalent population of 4 5 , 0 0 0 having a capita flow rate of 5 5 0 L d and a...

Q:

An organic waste having a soluble BOD 5 of 2 5 0 mg / L is to be treated with a complete - mix activated - sludge process. The soluble effluent BOD 5 is to be equal to or less than 7 . 4 mg / L ....

Q:

1. An 18m (L)X4.5m (W)X3m(D) aerated grit chamber is designed to treat an average flow of 0.35 m 3 /s and a peak flow of 1.15 m 3 /s. Calculate the Surface overflow rate at both conditions. What are...

Q:

( b ) An activated sludge process is used to treat a combined wastewater from two separate sources of seafood processing and raw sugar refining, respectively. The seafood processing produces a...

Q:

Q: 2 2 Compute the mean cell residence time and recirculation ratio and volume of a reactor from the following data to design a conventional activated sludge process. Compare the recirculation ratio...

Q:

b A complete mixed activated sludge process aeration tank for treatment of 4 MLD sewage having BOD concentration is 1 8 0 m g L . The effluent should have BOD of 2 0 m g L . Consider MLVSS / MLSS = 0...

Q:

A completely mixed high rate activated sludge plant is to treat 1 5 , 0 0 0 m 3 / d of industrial wastewater. The primary effluent going to the activated sludge reactor has a BOD 5 of 1 1 0 0 mg / L...

Q:

Why do you suppose accidental overlap of signals is much more common in 1H NMR than in 13C NMR?

Q:

Cystic Fibrosis is a severe, usually fatal, disease in humans caused by homozygosity for a recessive allele. The frequency of the disease is about 0.0006. 1. What is the frequency of thecfallele? 2....

Q:

How much reliance should Enron s BOD have placed on Andersen in understanding the company s accounting decisions and policies?

Q:

DETAILS A 1.50 kg solid, uniform sphere of radius 0.140 m is released from rest at point A in the figure below, its center of gravity a distance of 1.70 m above the ground. The sphere rolls without...