Correlations for stress dependent permeability.docx -...

Correlation References
1
1
i
c
f fi
K K e


 

 
 

with
 
1
1 1
a p
r i r
e     

 
Rutqvist et al. (2002)
3 f
d p
f fi
K K e
 

Raghavan and Chin (2004)
(Rock Type I)
 
4
1
f fi f
K K m p   
Raghavan and Chin (2004)
(Rock Type II)
n
f
f fi
fi
K K


 

 
 
 
with
 
8
1
f fi f
m p     
Raghavan and Chin (2004)
Minkoff et al. (2003)
n
f
f fi
fi
K K


 

 
 
 
with
6 f
d p
f fi
e  
 

Raghavan and Chin (2004)
Celis et al. (1994)
 
i
p p
i
K
e
K
  

Yilmaz and Nur (1985)
Name Equation Notes
Solution Channel
Fractures
Wyllie and Rose
equations I
Wyllie and Rose
equations II
Timur equation
Morris and Biggs
equation
Slichter equation