Page 31 - Fundamentals of Reservoir Engineering

CONTENTS XXXI

k
y k1 = y − F k dF k (1.22) 19
+
dy
2
3
dF 1 4y + 4y − 4y + y 4 2 9.16t )y
+
3
−
dy = (1 y) 4 − (29.52t 19.52t +
−
+
2
3
+
+ (2.18 2.82t) (90.7t − 242.2t + 42.4t )y (1.18 2.82t) (1.23) 19
V p T Z
E = sc = sc sc (1.24) 21
V p sc T Z
p
E = 35.37 (vol/ vol) (1.25) 21
ZT
φ
G = V (1 S )E i (1.26) 22
−
wc
nM nM Mp
ρ = = = (1.27) 22
V ZnRT /p ZRT
ρ gas M gas M
= γ = = (1.28) 22
g
ρ air M air 28.97

M = nM i (1.29) 22
i
i
γ
ρ = 0.0763 g (lbs / cu.ft) (1.30) 22
sc
1 ∂ V 1 1 ∂ Z
c =− = − (1.31) 23
g
V ∂ p p Z ∂ p
1
c = (1.32) 23
g
p
Production = GIIP − Unproduced Gas
(sc) (sc) (sc)
(1.33) 25
G p = G − (HCPV)E
G
G = G − E
p
E i
G p E
G = 1 − E i (1.34) 25

p p i G (1.35) 25
p
Z = Z i 1 − G

(1.36) 26
d(HCPV) = − dV w +dV f
1 ∂ V 1 ∂ V
f
c =− V f ∂ (FP) = f V ∂ p f (1.37) 26
f