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Keywords: buildup testClose
J Pet Technol 69 (02): 63–64.
Paper Number: SPE-0217-0063-JPT
Published: 01 February 2017
... 1 2 2017 2016. Society of Petroleum Engineers Reservoir Characterization conductive path pulse test Fluid Dynamics buildup test dual-porosity model flow in porous media orientation interwell test complete paper directional permeability fracture Upstream Oil & Gas...
J Pet Technol 64 (02): 85–87.
Paper Number: SPE-0212-0085-JPT
Published: 01 February 2012
... compressibility Drillstem Testing unconsolidated formation maintain reservoir pressure drillstem/well testing buildup test viscosity oil property producer 2 Reservoir Characterization reservoir pressure Oil Viscosity reservoir permeability rate data reservoir size effective stress SPE...
J Pet Technol 60 (02): 85–87.
Paper Number: SPE-0208-0085-JPT
Published: 01 February 2008
... reservoirs. This paper builds on work done in the past, use of a data set comprising seismic-attribute analysis and a long-duration pressure-buildup test, along with core, well-log, and production data. Reservoir Reservoir sands in the area of interest primarily are Tertiary sequences, predominantly...
J Pet Technol 58 (02): 77–78.
Paper Number: SPE-0206-0077-JPT
Published: 01 February 2006
... was programming a buildup test longer than 30 hours. Both gauge resolution and tidal effect strongly influence the late-time derivative, and even after deconvolution of tidal effect, it may not be possible to obtain a denoised signal because of high permeability of the unconsolidated sands in turbiditic channels...
J Pet Technol 55 (04): 66–68.
Paper Number: SPE-0403-0066-JPT
Published: 01 April 2003
... upstream oil & gas drillstem/well testing blockage pressure response complex reservoir buildup test drillstem testing gas mobility permeability existence condensate bank methanol pressure drop condensate reservoir condensate well saturation derivative curve inhibitor Well Test...
J Pet Technol 55 (04): 65–68.
Paper Number: SPE-0403-0065-JPT
Published: 01 April 2003
... hydrate low-dosage hydrate inhibitor massive amount combination aa oilfield chemistry alcohol inhibitor molecule upstream oil & gas production chemistry permeability buildup test hydrate formation Two Low-Dosage Hydrate Inhibitors N a t u r a l G a s Te c h n o l o g y Two low-dosage...
J Pet Technol 51 (11): 62–63.
Paper Number: SPE-1199-0062-JPT
Published: 01 November 1999
... pressure diffusion determination derivative permeability buildup test low-pressure reservoir horner method identification flow-regime identification 62 NOVEMBER 1999 F O R M A T I O N E V A L U A T I O N Frequently, well tests in low-perme- ability (tight) or low-pressure reser- voirs...
J Pet Technol 47 (01): 36–41.
Paper Number: SPE-25232-PA
Published: 01 January 1995
... of regulating flow rate or keeping it constant for drawdown tests in general and buildup tests (particularly at early-times), the use of production logging tools to measure downhole flow rate during pressure well tests has increased in the last decade. These tools have increased the scope of pressure-transient...
J Pet Technol 46 (02): 150–156.
Paper Number: SPE-26596-PA
Published: 01 February 1994
... had been accumulated. This paper is the result of a review of that information-production histories, production logs, pressure-buildup tests and coiled-tubing workovers. Drilling and reservoir simulation are not covered. Cumulative Oil Produced by NCW's Compared With Offsets. To establish the benefits...
J Pet Technol 42 (08): 974–1031.
Paper Number: SPE-18300-PA
Published: 01 August 1990
... makeswell-test interpretation difficult. Unique determination of the systemparameters from pressure data with a short testing time (typical test times forvertical wells) and/or production time is not possible. We production time isnot possible. We must run drawdown and buildup tests and acquire...
J Pet Technol 39 (10): 1185–1195.
Paper Number: SPE-17088-PA
Published: 01 October 1987
... of which is to help ensurevalid prefracture test analysis. In low-permeability formations, a well willrarely build up completely to discovery pressure following a production periodof any significant length in a buildup test of practical length. However, knowledge that the test data are on the proper...
J Pet Technol 37 (02): 323–334.
Paper Number: SPE-12177-PA
Published: 01 February 1985
... from eachother is impossible; particularly, the effects of bottom-water influx and/or gas cap may start during themiddle-time period. Thus, the semilog approach sometimescannot be applied at all. Furthermore, the drawdown or buildup tests as conductedtoday tend to homogenize the reservoir behavior...
J Pet Technol 37 (01): 143–152.
Paper Number: SPE-11463-PA
Published: 01 January 1985
... constantrate, and it is well known that this is difficult to achieve. The best way to maintain constant rate is to make it zero, hence the wide use of buildup tests. Because of the compressibility of the fluid in thewellbore, the BHF does not adjust instantly to thesurface flow after a change of rate...
J Pet Technol 36 (12): 2211–2224.
Paper Number: SPE-12179-PA
Published: 01 December 1984
... of after flow and pressure using production logging tools during pressure buildup tests production logging tools during pressure buildup tests have been reported recently by Meunier et al. In the U. S., wellbore storage effects often characterize pressure buildup tests because the majority of domestic...
J Pet Technol 36 (02): 291–300.
Paper Number: SPE-11224-PA
Published: 01 February 1984
... control well fracture system porosity interference test well 10056 complex reservoir pressure response permeability buildup test drillstem/well testing reservoir pressure assembly drillstem testing upstream oil & gas devonian shale Fractured Shale Gas Reservoir ,Perfonnance Study...
J Pet Technol 34 (12): 2877–2887.
Paper Number: SPE-9888-PA
Published: 01 December 1982
... , is the product of wellbore volume, V wb , and compressibility of gas in the wellbore, c wb . Equation 1 When there has been a drawdown from, say, 5,000 to 50 psia in a flow period, the wellbore storage constant during a subsequent buildup test will change by two orders of magnitude during the test. (Large...
J Pet Technol 34 (07): 1407–1413.
Paper Number: SPE-10041-PA
Published: 01 July 1982
... in petroleumengineering as the Homer pressure buildup graph. p. 1407 1 7 1982 1 7 1982 1 7 1982 1 7 1982 1982. Society of Petroleum Engineers tech straight line drillstem testing permeability upstream oil & gas buildup test ramey application graph drillstem/well testing...
J Pet Technol 34 (02): 387–396.
Paper Number: SPE-9455-PA
Published: 01 February 1982
... for the line source solution are not strictly satisfied by actual reservoir flow systems, an engineer must exercise considerable judgment when analyzing buildup test data by the Horner method. The method is, however, straightforward and economical to apply. With care and attention to relevant well data other...
J Pet Technol 33 (09): 1776–1792.
Paper Number: SPE-9975-PA
Published: 01 September 1981
... vertical fractures, (2) Eqs. 1 and 2 can be combined to avoid the intermediate step of calculating s: (3) In principle, we can plot buildup test data on a conventional Horner graph, determine the slope m, and thus estimate formation permeability (k = 162.6 qgBga mu a/mh) and determine fracture half-length...
J Pet Technol 33 (06): 1095–1105.
Paper Number: SPE-8232-PA
Published: 01 June 1981
... and buildup tests in single- and two-phase reservoirs under isothermal conditions. Earlier, Chappelear and Volek Modeled the injection of a hot liquid into a porous medium using temperature-dependent viscosity. They assumed that specific heat and density were independent of temperature, and they calculated...
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