Rock samples 1, 2, 3 and 4 have similar cylindrical diameters of 3.5 cm. The pressure profile inside the core samples is given below, where water of viscosity 1 cP is flowing at a constant rate of 1.2 cm³/s. Find the permeabilities of all the four rock samples.

Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
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Question 4.7
Rock samples 1, 2, 3 and 4 have similar cylindrical diameters of 3.5 cm. The
pressure profile inside the core samples is given below, where water of viscosity
1 cP is flowing at a constant rate of 1.2 cm3/s. Find the permeabilities of all the
four rock samples.
120
Rock 1
100
Rock 2
Rock 3
80
Rock 4
P [psia] 60
40 -
20
10
15
20
25
30
Distance from inlet [cm]
Transcribed Image Text:Question 4.7 Rock samples 1, 2, 3 and 4 have similar cylindrical diameters of 3.5 cm. The pressure profile inside the core samples is given below, where water of viscosity 1 cP is flowing at a constant rate of 1.2 cm3/s. Find the permeabilities of all the four rock samples. 120 Rock 1 100 Rock 2 Rock 3 80 Rock 4 P [psia] 60 40 - 20 10 15 20 25 30 Distance from inlet [cm]
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