Midterm II - Solution
5 Zuesn'cm I
a)
D=14 inches, h11=i : 7ft
3000 1000f;
By using nomographa Q=2000 gpm from point B to point C
The rate of discharge from elevated storage at point B 20001500: 5
CE 453
Study Guide for Midterm 2
Fall 2016
i
Note: You can bring a formula sheet to the exam with the following
ii
criteria
iii
- Use a single 8 x 11 sheet.
iv
- Write only on one side of the sheet.
v
CE 453
Study Guide for the Final Exam
Fall 2016
i)
Study the course materials discussed in class (both on Blackboard & in
textbook).
ii)
Study all
iii)
iv)
Review the study guides
Study Midterm Exams
CE 453
HW # 8
Due: Nov. 9, 2016 (Wed. class)
Nov. 10, 2016 (Thurs. class)
1.
2.
3.
4.
5.
Do Problem 7-30 in textbook.
Do Problem 35 in textbook.
Do Problem 7-36 in textbook.
Do Problem 7-43 in textboo
lkalinity is not a pollutant. It is a total measure of the substances in water that have "acid-neutralizing" ability. Dont
confuse alkalinity with pH. pH measures the strength of an acid or base; alka
CE 453
Study Guide for Midterm 1
Fall 2016
1.
2.
3.
4.
5.
Study Chapters 1, 2, 3, and 4 (pages 73 to 80) in textbook.
Study the Blackboard materials (Chapters 1,2,3 & 4).
Study homework assignments 1,
CE 453
HW # 5
Due date: Oct. 12, 2016 (Wed. class)
Oct. 13, 2016 (Thurs. Class)
1.
2.
3.
4.
5.
6.
7.
Do Problem 4-21 in textbook.
Do Problem 4-27.(part a only)
Do Problem 4-38.
Do Problem 4-43.
Do Pro
WATER QUALITY CONTROL
CHAPTER 4
HYDRAULICS and
HYDROLOGY
Hydraulics of Water and Wastewater Flow Systems
Pressure : in kPa (psi)
psi = lb/sq in.
Velocity : in m/sec ( ft/sec )
Flow : in m3/sec ( ft3/s
CE 453
HW # 5
Due date: Oct. 12, 2016 (Wed. class)
Oct. 13, 2016 (Thurs. Class)
1.
2.
3.
4.
5.
6.
7.
Do Problem 4-21 in textbook. (20 points)
Do Problem 4-27.(part a only) (20 points)
Do Problem 4-38.
Formula sheet = 1 side
Read corrections on exams
CE 453 Review
Chapter 1
o Figure 1.3
Chapter 2
o Eqns. 2.1, 2.2
o Example 2.2
o Gas solubility
o Colloids, coagulation
o Turbidity
o Trace organic ch
CE 453
Homework # 6
1. Do Problem 4.15 in textbook.
A= supply reservoir
B= Load center
C= Elevated Storage
Hydraulic head at A= elevation + pressure head at A x 2.31 (ft/psi)= 0 + 80 * 2.31= 185 ft
Hy
CE 453
HW # 7
1. Do Problem 4-37 in textbook.
For n= 0.013
From figure 4.22 ( Nomograph for Manning formula based on n=0.013) 12 in diameter and 0.006
ft/ft slope the flow rate is 1210 gpm and the vel
CE 453
Homework No. 3
1. Do Problem 2-10 in textbook.
Draw a milliequivalents-per-liter bar graph and list the hypothetical combinations
of compounds for the following water analysis.
Component
MG/L
E
CE 453
Homework No. 3
1. Do Problem 2-10 in textbook.
Draw a milliequivalents-per-liter bar graph and list the hypothetical combinations
of compounds for the following water analysis.
Component
MG/L
E
CE 453
Homework 4
1. Do Problems 3-5, 3-12 (section 3-4), 3-23 (section 3-8 of textbook) and 3-28 in
textbook.
3-5: Protoza are single celled aquatic animals that multiply by binary fission.
They have
CE 453
HW # 5
1. Do problem 3.33 in textbook. (5 points)
Volume of wastewater added to 300-ml bottle= 6.0 ml
Initial DO =8.1 mg/l
5 day DO = 4.2 mg/l
k-rate = 0.1 per day
ultimate BOD =?
8.14.2
D1 D 2
CE 453
HW # 5
1. Do problem 3.33 in textbook. (5 points)
Volume of wastewater added to 300-ml bottle= 6.0 ml
Initial DO =8.1 mg/l
5 day DO = 4.2 mg/l
k-rate = 0.1 per day
ultimate BOD =?
8.14.2
D1 D 2
1.
Do Problem 2-11 in the textbook. Draw a milliequivalent-per-liter
2.
What is the health effect of color compounds? How would you remove these compounds from
drinking water? Explain.
In order to mak
CE 453
Study Guide for Midterm 1
Fall 2015
1. Study Chapters 1, 2, 3, and 4 (pages 73 to 80) in textbook.
2. Study homework assignments 1, 2, 3, 4 &5.
3. Study the questions in Study Guide for Quiz
1.
Natural and Constructed Wetlands for Wastewater Treatment
Introduction
Wetlands - where land is wet or underwater for a whole or part of year, so that
vegetation is distinct from adjacent upland area
CE 453
Homework No. 3
Due: Sept. 21, 2016 (Wed. class)
Sept. 22, 2016 (Thursday class)
1 Explain the role and function of heterotrophic bacteria in the aeration tank of a
biological wastewater treatme
CE 453 FALL 2016
Homework No. 1
Due: Sept. 7, 2016 (Wednesday class)
Sept. 8, 2016 (Thursday class)
1. Problem 2-3 in textbook. (5 points)
2. Problem 2-8 in textbook. Also, determine the carbonate har
CE 453 Homework No. 10 Due: Nov. 25, 2009 Do the following problems in textbook. 1. Problem 7-63 (do parts a and b plus the following) c) Calculate the amount of chemicals in units of pounds per milli
CE 453 Homework No. 8 Due: Oct. 28, 2009 1. Do Problems 4-42, 4-49, 4-51 in textbook. 2. Do Problem 6-22 in textbook. However, for part (b) assume 8 hours of pumping from 12:00pm to 8:00am. 3. 3. Do P
CE 453 Homework No. 7 Due: Oct. 21, 2009 1. Do the following problems in textbook: 4-25, 4-26, 4-27 (parts a and b only), 4-37, and 4-43. 2. For Example 4-15 (page 123) determine the following pipe di