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Email:
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Predicted Flow
v1.0
Gilbert & linear methods for predicting mass flowrate
This standard calculates the correlation of critical flow through a choke to predict liquid flowrates.
Configuration
Option
Setting
Calculation Method
Gilbert Method
Linear Method
Inputs
Field
Units
Value
Current Choke Position
%
Maximum Choke Size
mm
cm
m
km
in
ft
Upstream Pressure (p1)
mbar
mbar g
bar
bar g
Pa
Pa g
kPa
kPa g
MPa
MPa g
GPa
GPa g
psi
psi g
inH2O @ 60°F
Gilbert Constant A
-
Gilbert Constant B
-
Gilbert Constant C
-
Previous Test Liquid Mass Total
mg
g
kg
t
lb
long ton
short ton
Previous Test Liquid Standard Volume Total
mSm³
cSm³
Sm³
kSm³
Sft³
Sin³
Sl
Sgal
Sgal(US)
Sbbl
Sbbl(UK)
Sbbl(US)
scf
kscf
MMscf
Previous Test Gas Standard Volume Total
mSm³
cSm³
Sm³
kSm³
Sft³
Sin³
Sl
Sgal
Sgal(US)
Sbbl
Sbbl(UK)
Sbbl(US)
scf
kscf
MMscf
Standard Density
kg/Sm³
g/Sm³
mg/Sm³
lb/Sft³
Results
Description
Units
Actual
Mass Flowrate
kg/s
kg/h
kg/d
t/s
t/h
t/d
lb/h
lb/s
lb/d
long ton/s
long ton/h
long ton/d
short ton/s
short ton/h
short ton/d
Liquid Mass Flowrate
kg/s
kg/h
kg/d
t/s
t/h
t/d
lb/h
lb/s
lb/d
long ton/s
long ton/h
long ton/d
short ton/s
short ton/h
short ton/d
PROJECT CODE:
STREAM ID:
TEST NUMBER:
TEST CONDUCTED BY:
TEST WITNESSED BY:
ADDITIONAL WITNESS:
ADDITIONAL WITNESS:
ADDITIONAL WITNESS:
ADDITIONAL WITNESS:
COMMENTS:
TEST DATE:
03/03/2021 20:25:04