EW3345
Virtual flow meter · Pad A · East Webb
ESP
Normal
Model: pump curve + discharge pressure
Well setting: measured discharge pressure
Calibrated Oct 17 · well test
Reporting rate
1,334bbl/d
Measured discharge pressure
Measured method
1,334bbl/d
Sensor · ± 53 bbl/d
Calculated method
1,337bbl/d
± 80 bbl/d
Methods differ
+0.2%
-4 psi discharge
Method A · Measured discharge pressure
ReportingLiquid rate
1,334bbl/d
± 53 bbl/d
Oil
409
Water
925
Gas Mcf/d
316
Discharge pressure · sensor
1,965 psi
Pump head
3,247 ft
Intake pressure575 psi
Discharge pressure sensorGood
Drive frequency50.7 Hz
Method B · Calculated discharge pressure
Liquid rate
1,337bbl/d
± 80 bbl/d
Oil
410
Water
927
Gas Mcf/d
316
Discharge pressure · calculated
1,962 psi
Pump head
3,238 ft
Wellhead pressure150 psi
Fluid gradient used0.437 psi/ft
Pump setting depth4,149 ft
Water cut (last test)69.3 %
Liquid rate · both methods
● Measured ● Calculated ● Well test ■ ±4% band on the reporting methodDischarge pressure · measured vs calculated
The gap between the lines is the error in the calculation (or a sensor problem)Well test comparison
Test dateMeasuredMethod AMethod BA errorB error
Oct 171,3211,3341,337
+1.0%+1.2%
Oct 101,3611,3341,337
-2.0%-1.7%
Oct 31,3071,3341,337
+2.0%+2.3%
Sep 261,3471,3341,337
-1.0%-0.8%