Page 208 - Fundamentals of Reservoir Engineering

STABILIZED INFLOW EQUATIONS 146

Stabilized Stabilized
conditions conditions
kt kt
for µ cA > for >
In C A C A In C A C A µ cA
bounded reservoirs
1 2.38 10.8 0.3
2
3.45 31.6 0.1
1.58 4.86 1.0
1
2
3.43 30.9 0.1 1 0.73 2.07 0.8
2
1 1.00 2.72 0.8
3.45 31.6 0.1
3.45
4
1 -1.46 0.232 2.5
3.32 27.6 0.2 4

1 -2.16 0.115 3.0
4
3.30 27.1 0.2
60°
1.22 3.39 0.6
1
3 3.12 21.9 0.4 1 1.14 3.13 0.3
1 2

1 3.12 22.6 0.2 1 -0.50 0.607 1.0
2
2

1 1.68 5.38 0.7 1 -2.20 0.111 1.2
4 2

1 0.86 2.36 0.7 -2.32 0.098 0.9
5 3 4

2.56 12.9 0.6 In water-drive reservoirs
2.95 19.1 0.1
In reservoirs of unknown production character
1.52 4.57 0.5
3.22 25 0.1

3
Fig. 6.4 Dietz shape factors for various geometries (Reproduced by courtesy of the
SPE of the AIME).

REFERENCES

1) Boburg, T.C. and Lantz, R.B., 1966. Calculation of the Production Rate of a
Thermally Stimulated Well. J.Pet.Tech., December: 1613−1623.

2) Craft, B.C. and Hawkins, M.F., Jr., 1959. Applied Petroleum Reservoir
Engineering. Prentice−Hall, Inc., Englewood Cliffs, New Jersey.