AIR POLLUTION
(ENGI 9624/ENVS 6008)
Instructor: Tahir Husain, X-3003Ext. 8781
E-mail: thusain@mun.ca
Spring Term - 2013
Assignment #1
Due Date: May 29, 2013
1. A PM10 sampler was operated for a 24-hour period at a f low rate of3 1.7 m3/min. At the end
of
Assignment # 4
Solution: Capacity of plant = 2300 MW
Thermal efficiency (
Heating value of Natural gas = 975
Input rate of gas = output rate of gas, hence
Or, Amount of gas required = 20.66 MMSCf / Hr
Heating Value of Oil = 18250 BTU / lb
This gives,
Amou
AIR POLLUTION (ENGI 9624/ENVS 6008)
Instructor: Tahir Husain, X-3003Ext. 8781thusain@mun.ca
Assignment #2
Spring Term 2013
Due Date: June 5, 2013
1. The current federal primary standard for ozone is published as 0.08
or 170
.
What temperature has been ass
AIR POLLUTION
(ENGI 9624/ENVS 6008)
Instructor: Tahir Husain, Office Location-3003 Tel Ext. 8781
Spring Term 2013
Assignment #4
Due Date: July 10, 2013
1.
Consider the design of new 2300 MW power plant. The thermal efficiency of the plant is to
be 39%. Th
AIR POLLUTION
ENGI 9624
Instructor
Mohammed Mujtaba Shareef
Spring 2015
Lecture 20
Control of Primary Particulates - 2
DIVIDING COLLECTION DEVICES
Air Pollution: ENGI 9624
Spring 2015
M. M. Shareef
Collection devices
Gravity settlers, cyclones and ESPs c
AIR POLLUTION
ENGI 9624/ENVS 6008
Instructor
Mohammed Mujtaba Shareef
Spring 2015
Lecture 16
Meteorology & Modeling
Contents
Max GL concentration
Plume rise and effective stack height
Downwash
Sampling times
Line and area sources
Instantaneous release
Due
AIR POLLUTION
ENGI 9624
Instructor
Mohammed Mujtaba Shareef
Spring 2015
Lecture 18
Nature of Particulate Pollutants
Contents
Primary and secondary particles
Settling velocity and drag forces
Particle size distribution
Behaviour of particles in atmosphere
AIR POLLUTION
ENGI 9624
Instructor
Mohammed Mujtaba Shareef
Spring 2015
Lecture 08
Air Pollution Measurements
US ambient air monitoring program
Between the years 1900 and 1970, the emission of six
criteria pollutants (particulate matter, sulfur dioxide,
AIR POLLUTION
ENGI 9624
Instructor
Mohammed Mujtaba Shareef
Spring 2015
Lecture 13
Meteorology-2
Contents
Vertical Atmospheric Motion
Air density change with temperature and humidity
Air density change with pressure
Atmospheric stability
Mixing heigh
AIR POLLUTION
ENGI 9624
Instructor
Mohammed Mujtaba Shareef
Spring 2015
Lecture 10
Measuring Devices - 02
Contents
Air or gas volume measure devices
Calibration
Spirometer
Displacement Bottle
Bubble Meter
Mercury Sealed Piston
Wet Test Meter
Dry Gas Mete
AIR POLLUTION
ENGI 9624
Instructor
Mohammed Mujtaba Shareef
Spring 2015
Lecture 09
Measuring Devices -01
Contents
Basic Concepts
Pressure Measurement
Temperature
Ideal Gases
Gas Density
Gaseous Pollutant Concentration
Mass Continuity
Bernoullis Eq
AIR POLLUTION
ENGI 9624
Instructor
Mohammed Mujtaba Shareef
Spring 2015
Lecture 15
Meteorology & Modeling
Derivation of Gaussian Plume Equation
We will derive it on board
Air Pollution: ENGI 9624
Spring 2015
Stack height
Effective stack height H = hs +
AIR POLLUTION
ENGI 9624
Instructor
Mohammed Mujtaba Shareef
Spring 2015
Lecture 12
Meteorology-01
Contents
Atmosphere
Horizontal Atmospheric Motion
Heating and cooling
Earths rotation
Ground and sea
Vertical Atmospheric Motion
Air density change wi
AIR POLLUTION
ENGI 9624
Instructor
Mohammed Mujtaba Shareef
Spring 2016
Lecture 12
Meteorology-01
Contents
Atmosphere
Horizontal Atmospheric Motion
Heating and cooling
Earths rotation
Ground and sea
Vertical Atmospheric Motion
Air density change wi
Example 1
At the North Pole, the pitcher throws a
standard baseball (0.32 lbm) at a speed of 90
i/hr
ft/s . The dista ce throw pitchers
mound to home plate) is 60 ft. The ball is
thrown directly at the catcher. From the
viewpoint of an observer on a nonr
Assignment #5
Solution #1: Given data:
Diameter of the spherical particle = 1 micron (
)
Specific gravity of particle = 4
(
Assuming (For air at 1 atm and 20 )
(a) According to stokes law, terminal setting velocity is given by:
(b) Cunningham correction f
AIR POLLUTION
(ENGI 9624/ENVS 6008)
Instructor: Tahir Husain, X-3003Ext. 8781
E-mail: thusain@mun.ca
Spring Term - 2013
Assignment #1
Due Date: May 29, 2013
1. A PM10 sampler was operated for a 24-hour period at a f low rate of3 1.7 m3/min. At the end
of
AIR POLLUTION
(ENGI 9624/ENVS 6008)
Instructor: Tahir Husain, X-3003Ext. 8781
E-mail: thusain@mun.ca
Spring Term - 2013
Assignment #1
Due Date: May 29, 2013
1. A PM10 sampler was operated for a 24-hour period at a f low rate of3 1.7 m3/min. At the end
of
Assignment #3
Solution: Equation used to calculate S-type pitot coefficients for both orientations (upstream and
downstream) is:
Velocit
y
1
Std
Pitot
0.5
Leg A
Leg B
Cpa
Cpb
0.68
0.67
2
0.42
0.56
0.57
3
0.36
0.49
0.46
4
0.2
0.26
0.27
0.84891
8
0.85736
5
AIR POLLUTION (ENGI 9624/ENVS 6008)
Instructor: Tahir Husain, X-3003Ext. 8781thusain@mun.ca
Spring Term 2013
Assignment #3
Due Date: June 26, 2013
8. The following data were obtained for an unknown fuel CxHy
burned in with dry air:
9.
Stack sampling Data:
Assignment #2
1. The current federal primary standard for ozone is published as 0.08
or 170
. What temperature has been assumed for this equivalency? Assume the
pressure to be 1 atmosphere.
(
Solution #1:
(
)
(
(
C
(
)
)
)
)
K = 275 K or 2
2. The atmosphe
AIR POLLUTION -ENGI 9624
SPRING 2016
Assignment #2
Instructor:
Email:
Date:
M. M. Shareef
mujtaba.shareef@mun.ca
17-Jun-2016
Due Date: 01-July-2016
1.
The production of CFC-11 in a given year resulted in a significant stratospheric ozone depletion. By wha
Question # 1
Using data from http:/climate.weather.gc.ca/ and importing this data to the WRPlot view
freeware is given the following wind rose diagram. It should be noted that I have use the wind
data for a city in Alberta in July, 2016.
Station Name
ABEE
AIR POLLUTION
(ENGI 9624/ENVS 6008)
Instructor: Tahir Husain, X-3003Ext. 8781
E-mail: thusain@mun.ca
Spring Term - 2013
Assignment #1
Due Date: May 29, 2013
1. A PM10 sampler was operated for a 24-hour period at a f low rate of3 1.7 m3/min. At the end
of
Assignment 2
(Due Oct 9 2013)
Q1 (6 marks)
Finned passages are frequently formed between parallel plates to enhance convection heat
transfer in compact heat exchange cores. An important application is in electronic equipment
cooling, where one or more air