hydrocarbon saturation of reservoir - -. ( . . , , ). - ( ) ( , ). , . , .
() (). () 300 .
( )
| -- (/) | ( . ) | |
| 1. ( ) | MSI C/O (Western Atlas) GST (Schlumberger) ( ) | ) , ) , , |
| 2. | ||
| 3. | 10-15 / | 600 / |
| 4. | 10 | 50 - 70 |
| 5. | , | , ( ) |
| 6. | ||
| 7. | ( ) | () |
| 8. | ||
| 9. | : . (CaCO3,) , , , | (, , ..); . |
2 :
- , , , .
=V/V
=1-, W=
|
|
|
1)
=f()
=ρ/ρ ( ↑ 100% ). - 
- - 
- (0,4-1,4); m- , n-
= ρ/(ρ)
2)
W=, =1-W/
!( )→ . , .
3) ()
:
= (¯ - ¯)/ ¯,
¯ , W;
¯ ( ), . :
¯ = √1/P, P ρ = ρ, ρ = 0,045 , ρ , ( ρ, ).
- -
=1-
4)
:
= 1
ℓn P = 3,797 + 2,293
= ρ / Pρ, ρ = 0,045
ℓg P = - 1,925ℓg + 4,031
( W ).
ρ ( , ).
36. .
, , , . , , (, , .). . , , . , , . , . , , , , , . h, ρ
, ( d) . , , , , . , . . , , , , h, ρ, , D ρ..
|
|
|
. ρ ρ, , , . . ; ρ. , . , k (k) . r . , , . ρ , . ρ/ρ ρ/ρ. ρ/ρ / ρ/ρ, , . . <<, ρ ρ,
, (ρ<ρ). ρ>>ρ, ( ), , () . / ρ/ρ ≈ 1, . (, ) . , , .
. ,
.
.
. , , . - , , , . : , , .
|
|
|
2 :
, . , , , , . , .
, , , , , .
h, ρ, , d . , , ( 12)
. .
. . 100% . (). . , .
, , , h, ρ, , D ρ. . ρ ρ, , , . . ; ρ. , . , - ʭ () . r .
ρ/ ρ . , 10 26% ρ 8 100 . , , .. 1,5 2,5 . ρ , , . ρ/ ρ ρ/ ρ. ρ/ ρ / ρ/ ρ, , .
|
|
|
. .
(, ) . , , . .
37. .
