EW4432
Virtual flow meter · Pad C · East Webb
ESP
Normal
Model: pump curve + discharge pressure
Well setting: measured discharge pressure
Calibrated Oct 17 · well test
Reporting rate
1,527bbl/d
Measured discharge pressure
Measured method
1,527bbl/d
Sensor · ± 61 bbl/d
Calculated method
1,521bbl/d
± 91 bbl/d
Methods differ
-0.4%
+8 psi discharge
Method A · Measured discharge pressure
ReportingLiquid rate
1,527bbl/d
± 61 bbl/d
Oil
443
Water
1,084
Gas Mcf/d
357
Discharge pressure · sensor
2,063 psi
Pump head
3,388 ft
Intake pressure608 psi
Discharge pressure sensorGood
Drive frequency54.2 Hz
Method B · Calculated discharge pressure
Liquid rate
1,521bbl/d
± 91 bbl/d
Oil
441
Water
1,080
Gas Mcf/d
355
Discharge pressure · calculated
2,071 psi
Pump head
3,407 ft
Wellhead pressure135 psi
Fluid gradient used0.445 psi/ft
Pump setting depth4,355 ft
Water cut (last test)71.0 %
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 171,5121,5271,521
+1.0%+0.6%
Oct 101,5571,5271,521
-2.0%-2.3%
Oct 31,4961,5271,521
+2.0%+1.6%
Sep 261,5421,5271,521
-1.0%-1.4%