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Introductory Well Testing
Tom Aage Jelmert
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Tom Aage Jelmert
Introductory Well Testing
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Introductory Well Testing
1
st
edition
© 2013 Tom Aage Jelmert &
bookboon.com
ISBN 978-87-403-0445-9
3
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Introductory Well Testing
Contents
Contents
1
2
3
3.1
3.2
3.3
3.4
3.5
4
4.1
4.2
4.3
4.4
Preface
Introduction
Productivity of Wells
Introductory remarks
Flow equations for boundary dominated flow
Productivity index, PI
Time dependency of the pseudo-steady solution
Flow efficiency
Skin Factor
Introductory remarks
Steady state flow
Skin factor
Pseudo-steady flow
9
10
11
11
12
13
15
16
18
18
18
21
24
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Introductory Well Testing
Contents
5
5.1
5.2
6
6.1
6.2
7
7.1
7.2
7.3
7.4
8
8.1
8.2
8.3
Hawkins’ Formula for Skin
Introductory remarks
Hawkins’ model
Equivalent Wellbore Radius
Introductory remarks
The equivalent wellbore radius
Drawdown Test
Introductory remarks
Drawdown test
Determination of permeability
Determination of skin factor
Reservoir Limit Test
Introductory remarks
Reservoir limit test
26
26
26
29
29
29
31
31
32
33
Determination of pore volume, circular drainage area
360°
thinking
35
37
37
37
38
.
360°
thinking
.
360°
thinking
.
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Dis
© Deloitte & Touche LLP and affiliated entities.
Discover the truth at www.deloitte.ca/careers
© Deloitte & Touche LLP and affiliated entities.
Deloitte & Touche LLP and affiliated entities.
Discover the truth at www.deloitte.ca/careers
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