Question: Reverse osmosis process is used for drinking water production using seawater and brackish water.A small seawater reverse osmosis (SWRO) plant with 200 m membrane

Reverse osmosis process is used for drinking water production using seawater and brackish water.A small seawater reverse osmosis (SWRO) plant with 200 m membrane area is presented in the following figure, detailed operational parameters are presented in the table. Reverse Osmosis Feed water Qin Qout Product Cin Cout water Q Concentrate C Flow rate Qin (L/Day) Salt concentration Cin Flow rate Qout 4x106 (mg/L) 36000 (L/Day) 1.6x106 Salt concentration Cout (mg/L) 430 AC = Cin-Cout JwA(APA), Js = BAC (a) Calculate the permeate flux (L/(m Hour) and water recovery (b) Assume that osmotic pressure of the seawater is 27 bar and the applied pressure for RO system is 55 bar, calculate the water permeability coefficient A. (c) Calculate the salt rejection of the RO system.

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

Lets address the question part by part a Calculate the permeate flux LmHour and water recovery Permeate flux is defined as the volume of water that pa... View full answer

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!

Start of Payroll Project 7-3a October 9, 20-- No. 1 The first payroll in October covered the two workweeks that ended on September 26 and October 3. This payroll transaction has been entered for you...

A three-stage steam ejector with the A 1 /A 2 ratio of 100 was designed to remove 50 kg/h of air from a reflux drum operating at 2.8kPa and 30 C and discharge it to a vent handling system operating...

A decline in the aggregate demand has led to a decline in output in the economy equal to $10 billion. Government wants to counter this recession by reducing income taxes. Assuming that the marginal...

Payments of $1750 and $1600 are due four months from now and nine months from now respectively. What single payment is required to pay off the two scheduled payments today if interest is 9% and the...

=+) How does the margin of error based on this pooled sample compare with the margins of error from the separate groups? Why? Exercises 329 M09_SHAR8696_03_SE_C09.indd 329 14/07/14 7:31 AM 330...

The number of characters in a page that are misprinted has the Poisson distribution with parameter

Schertzer and Trebbi have a professional service firm that has the following budgeted costs for the current year: Associates' salaries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

10. The Brownstone Corporation's bonds have 6 years remaining to maturity. Interest is paid annually, the bonds have a $1,000 par value, and the coupon interest rate is 8%. What is the yield to...

Define the terms management science and operations research.

(On these you don't have to go too indepth if you don't want, I just want to be sure I'm in the right area) 12. Discuss the matching principle and how it applies to recognizing expesnses . Why is the...

Julia works with you at Happyville Community Centre. You have been friends with Julia for many years, whom you met at high school. You have worked together for about five years. Julia gets on well...

Discuss reasons why therapists tend to avoid the unspoken emotional messages in clients' narratives, and "embedded messages" about the therapeutic relationship, rather than approach and address them?...

Toward the end of a game of Scrabble, you hold five tiles with the letters A, E, P, R, and S. In how many ways can you arrange these five letters (whether or not they form actual words)

5. In column I, Jayden wants to display a reminder to reorder plants if the store has 10 or fewer plants on hand. In cell I5, insert a formula using the IF function that tests whether the number of...

reminiscence therapy and life review therapy are approaches to assist older adults on reflecting on life aging and building a sense of self continuity however there are distinct differences between...

The cash records and bank statement for the month of May for Diaz Entertainment are shown below. DIAZ ENTERTAINMENT Cash Account Records May 1, 2021, to May 31, 2021 Cash Balance Cash Balance May 1,...

Phosgene, COCl2, is a toxic gas used in the manufacture of urethane plastics. The gas dissociates at high temperature. At 400oC, the equilibrium constant Kc is 8.05 104. Find the percentage of...

Refer to Exercise 10. a. Find a 98% lower confidence bound for the mean time to complete the step. b. An efficiency expert says that the mean time is greater than 70 seconds. With what level of...

Construct a sign table for the principal fraction for a 24 design. Then indicate all the alias pairs?

A process is monitored for defective items by taking a sample of 200 items each day and calculating the proportion that are defective. Let pi be the proportion of defective items in the ith sample....

9. Draw a dotplot to describe the data. A discrete variable can take on only the values 0, 1, or 2. Use the set of 20 measurements on this variable to answer the question 1 1 1 12 2121 - 220 2007 1

8. Does the stem and leaf plot in Exercise 7 improve the presentation of the data? 4.5 4.3 Auth 3.2 3.5 3.9 3.5 4.8 3.6 3.3 4.3 4.2 3.9 3.7 4.3 4.4 3.4 4.4 4.0 3.6 3.5 3.9 tttw 3.9 4.2 4.0

7. Draw a stem and leaf plot, using each number in theones place twice to form the stems. 4.5 4.3 Auth 3.2 3.5 3.9 3.5 4.8 3.6 3.3 4.3 4.2 3.9 3.7 4.3 4.4 3.4 4.4 4.0 3.6 3.5 3.9 tttw 3.9 4.2 4.0