Question: Raw primary and waste activated sludge containing ( 3 % ) solids is to be anaerobically digested at a loading of

Raw primary and waste activated sludge containing \(3\%\) solids is to be anaerobically digested at a loading of \(3\mathrm{~kg}/\mathrm{m}^{3}\)-day. The total sludge produced in the plant is 1700 kg dry solids per day. Calculate required volume of the primary digester and hydraulic retention time.
Raw primary and waste activated sludge containing

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:

Chapter 7: Wastewater Management IN THIS CHAPTER U.S. wastewater regulations Sources of contamination of wastewaters Classification of water pollutants Characteristics of wastewater Wastewater...

Q:

1 . Consider a conventional activated sludge wastewater treatment plant - Influent flow = 5 . 0 MGD , having \ ( 2 6 0 \ mathrm { mg } / \ mathrm { L } \ ) total suspended solids ( TSS . Note this is...

Q:

Alkaline stabilization of combined primary and waste activated solids is currently practiced at a wastewater treatment facility, but there is a plan to replace this system with a singlestage...

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:

The Cayey wastewater treatment plant, located in the Rinc n neighborhood of the Municipality of Cidra, has a hydraulic capacity of 9 . 5 0 million gallons per day and provides service to 3 9 , 6 0 0...

Q:

Design an aerobic digester to treat the waste sludge produced by the activated - sludge treatment plant. Assume that the following conditions apply: The amount of waste sludge to be digested is 2 0 5...

Q:

A conventional activated sludge treatment plant has average influent flow of 6 . 3 MGD containing 2 9 0 m g BOD / L . The plant operates 3 aeration basins, each receiving one third of the flow, and...

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:

Question 2: 20 marks Consider the design of a wastewater treatment plant (WWTP) for a community with average daily wastewater design flows of 2.0 MGD. The raw sewage has an average biological oxygen...

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:

The purchased price for a new home was $230,000. The buyer put down 20%, and balance was a mortgage for 80%of the purchase price. The appraised value at the time of closing assessed value was...

Q:

Review the Robatelli's Pizzeria Case Study. Develop another internal controls system, but this time, in the purchases and fixed assets business areas. Prepare a presentation describing the purchases...

Q:

On what line item are Operating Lease Right of Use assets reported in the consolidated balance sheet? Group of answer choices Other Assets Long - Term Assets Current Assets

Q:

Marvel Parts, Incorporated, manufactures auto accessories. One of the company's products is a set of seat covers that can be adjusted to fit nearly any small car. The company has a standard cost...