Question: ***PLEASE JUST (e) and (f) 1. (20 marks ). A conventional activated sludge System for a municipal wastewater treatment plant operating with the following conditions:

***PLEASE JUST (e) and (f)

***PLEASE JUST (e) and (f) 1. (20 marks ). A conventional activated

1. (20 marks ). A conventional activated sludge System for a municipal wastewater treatment plant operating with the following conditions: - Flow Rate from primary clarifier =8,000m3/ day - BOD5 concentration in the primary effluent =120mg/ liter - Aeration tank volume =2,400m3 - Aeration tank MLSS =3700mg/ liter - Secondary clarifier effluent BOD5=40mg/ liter - Secondary clarifier effluent suspended solids =40mg/ liter - - Suspended solids concentration from secondary clarifier =13,500mg/ liter - Sludge wastage rate =42m3/ day Determine (a) SRT, in days (b) F/M ratio (c) recycle ratio (d) volumetric BOD loading (e) BOD5 removal efficiencies (f) SVI

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 Chemical Engineering Questions!

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

SITUATION I A municipal wastewater treatment plant provides primary treatment and secondary treatment of activated sludge. The influent flow rate to the plant is 1 2 5 , 0 0 0 gallons per hour ( GPH...

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...

The examples of wastewater treatment process in a Sewage Treatment Plant are conventional activated sludge and aerated lagoons. a ) A primary clarifier for a municipal wastewater treatment plant is...

A wastewater treatment plant treats an average flow of 3 5 MGD with an influent B O D 5 of 1 9 5 m g L using the complete mix activated sludge process. The system includes four aeration basins (...

Problem 3. You are provided with the following information about a municipal wastewater treatment plant. This plant uses the traditional activated-sludge process. Assume the microorganisms are 55...

can you please do scenario 6.a 1. Introduction In this wastewater project you will undertake process simulation using Samob19 of the activated sludge process and examine options to achieve...

1. A municipal wastewater treatment plant is designed for carbonaceous BOD (cBOD) removal and nitrification. The wastewater characteristics and kinetic coefficients are described in the table below....

What are the main wastewater constituents which you need to design a WWTP for nitrogen Why is the recirculation of the outflow of a Trickling Filter important? Denote 4 reasons. ( 2 points ) In which...

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...

The city water utility is owned and operated by the City of Bingham. The water utility was originally constructed and operated by a private corporation, but it was sold to the city 30 years before...

Suppose that only one replicate of the 24 design in exercise 8.4 could be run, and that we could only conduct eight tests each day. Set up a design that would block out the day effect. Show...

The current market price of a share of JNJ stock is $ 6 0 . If a put option on this stock has a strike price of $ 5 5 , the put is in the money. is out of the money. sells for a lower price than if...

SIMAD UNIVERSITY Class: BACC25 Subject: Islamic Accounting Instructions: a) Follow The Instructions. Midterm Exam Instructor: All Ibrahim Date: 6-4-2022 b) You Have 1.5 Hrs. To Complete This Test. c)...

Empowerment may only be appropriate in low uncertainty avoidance, individualistic and low power distance cultures, and where information and status are not protected.

6 They therefore need to work at the strategic level associated with change, adaptation and development and the operational level associated with the realism of budgetary constraints and vertical...

2 The control and use of power may be problematic. There is little formal power available to sanction members in the case of failure. Managers were selected irrespective of position in the hierarchy....