Page 237 - A Practical Companion to Reservoir Stimulation

PRACTICAL COMPANION TO RESERVOIR STIMULATION

500

400

r
I
0
a,
v)
0 300
b
7
m
c
h
Q
0
v
1.
.- 200
I
v)
0
0
v)
5
100
Shear at 1350 sec-’; 5 min. 1
0
0 2 4 6 8
Time at 250°F (hr)
Figure P-78-Shear effects on the viscosity of an organometallic crosslinked fluid (from Craigie, L.J., SPE paper 11635, 1983).

200
- -
180 - 1 0-min. Crosslink Time -
- - - -. 5-min. Crosslink Time -
. - -. 1 -min. Crosslink Time
160 -
.
-.
.
7 140 . ~~
I 0 - 0.2-min. Crosslink Time -
-
-
a, - - A< -. -.
v) .
0
c 120 /2--2.2\-
b
c
m
h 100
Q
0
v
1.
.- 80
c
v) i I -- t ----------I
0
0
v)
5 60
40
20
n
0 1 2 3 4 5
Time at 250°F (hr)
Figure P-79-Effect of crosslink time on fluid performance (from Hodge, R.M. and Baranet, S.E., SPE paper 16249, 1987).
P-76