03 Nov

Welltest 200: PTA Tool Kit

Everything is Broken: Broken hands on broken ploughs, broken treaties, broken vows, broken pipes, broken tools, people bending broken rules…(Bob Dylan). In the spirit of global discordance, let’s look at failed #welltests… Sometimes mysterious, unusual, and bizarre things happen
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29 Oct

Welltest 200: PTA Tool Kit

Everything is Broken: Broken hands on broken ploughs, broken treaties, broken vows, broken pipes, broken tools, people bending broken rules…(Bob Dylan). In the spirit of global discordance, let’s look at failed #welltests… Sometimes mysterious, unusual, and bizarre things happen
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28 Oct

iReports

Looking to Expand your Repertoire? Impulse testing is done without flowing. Impulse tests are used very early in the life of a well, before any flow. Pressure recorders can be run at surface or downhole to the sandface.
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27 Oct

Welltest 200: PTA Tool Kit

Everything is Broken: Broken hands on broken ploughs, broken treaties, broken vows, broken pipes, broken tools, people bending broken rules…(Bob Dylan). In the spirit of global discordance, let’s look at weird #welltests… Sometimes mysterious, unusual, and bizarre things happen
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22 Oct

Welltest 200: PTA Tool Kit

Everything is Broken: Broken hands on broken ploughs, broken treaties, broken vows, broken pipes, broken tools, people bending broken rules…(Bob Dylan). In the spirit of global discordance, let’s look at failed #welltests… Sometimes mysterious, unusual, and bizarre things happen
Read More
21 Oct

iReports

Want an Edge on the Competition? Thermal data provide vital welltest diagnostics. Subsurface pressure recorder data includes corresponding sensor temperature data, a vital but underused resource for diagnostics. Welltest 105: Thermal focuses on observations and diagnostics
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20 Oct

Welltest 200: PTA Tool Kit

More than Just PTA… Temperature validation and differentials help with qualitative assessment and adds value. This example displays liquid influx and wellbore hydrodynamics throughout both flow and buildup periods. Thermal diagnostics have saved economic wells by illustrating unexpected liquid
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15 Oct

Welltest 200: PTA Tool Kit

More than Just PTA… While PID and PIDD tests have their place as stand-alone assessment tools, this example of added value wasn’t planned that way! To shorten a long, complicated story, two zones were perforated before installing an isolation
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14 Oct

iReports

New to Gas Field Operations? Surface pressure data are a valuable resource. Surface pressure recorders are deployed by the same team that runs Acoustic Well Sounders, often in conjunction. Surface data recorders can also have channels for Production Testing,
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13 Oct

Welltest 200: PTA Tool Kit

More than Just PTA… Checking differentials provides added value. The operator was ready to walk away from this well due to uneconomically low gas rates. However, note the huge tubing/casing differential, not to mention the casing pressure trend shift
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