Bottomhole depth = 11,000 ft and bottomhole temperature 200°F (annual mean surface temperature = 80°F). Find the Temperature at 8,000 ft using an equation and a chart.

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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Еxample 5.3:-
Bottomhole depth
11,000 ft and bottomhole temperature
200°F (annual
mean surface temperature = 80°F). Find the Temperature at 8,000 ft using an
equation and a chart.
Transcribed Image Text:Еxample 5.3:- Bottomhole depth 11,000 ft and bottomhole temperature 200°F (annual mean surface temperature = 80°F). Find the Temperature at 8,000 ft using an equation and a chart.
Schlumberger
General
Estimation of Formation Temperature with Depth
Gen-2
(former Gen-6)
Temperature gradient conversions: 1°F/100 ft = 1.823°C/100 m
1°C/100 m = 0.5486°F/100 ft
Annual mean
surface temperature
Temperature (°C)
27
50
75
100
125
150
175
16
25
50
75
100
125
150
175
1
2
0.6 0.8
1.0
1.2 1.4 1.6°F/100 ft
Geothermal gradient
3
10
PA
4
1.09
1.46
1.82
2.19
2,55 2.92°C/100 m
Depth
(thousands
of feet)
Depth
(thousands
of meters)
15
6
20
25
80
100
150
200
250
300
350
60
100
150
200
250
300
350
Temperature (°F)
Annual mean
surface temperature
© Schlumberger
సుం
Transcribed Image Text:Schlumberger General Estimation of Formation Temperature with Depth Gen-2 (former Gen-6) Temperature gradient conversions: 1°F/100 ft = 1.823°C/100 m 1°C/100 m = 0.5486°F/100 ft Annual mean surface temperature Temperature (°C) 27 50 75 100 125 150 175 16 25 50 75 100 125 150 175 1 2 0.6 0.8 1.0 1.2 1.4 1.6°F/100 ft Geothermal gradient 3 10 PA 4 1.09 1.46 1.82 2.19 2,55 2.92°C/100 m Depth (thousands of feet) Depth (thousands of meters) 15 6 20 25 80 100 150 200 250 300 350 60 100 150 200 250 300 350 Temperature (°F) Annual mean surface temperature © Schlumberger సుం
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