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Back surge

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Proceedings Papers

Paper presented at the SPE International Improved Oil Recovery Conference in Asia Pacific, October 20–21, 2003
Paper Number: SPE-84915-MS
... siddiqui liii reservoir back surge tool directional drilling completion installation and operations enhanced recovery india drilling operation depletion activation lateral mumbai high field productivity reservoir overlain conventional well horizontal well spe 84915 stimulation...
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Dynamics of drain‐<b>back</b> flowline during a <b>surge</b> and swab.  q  choke ,  Q  2 ...
Published: 15 October 2020
Fig. 12 Dynamics of drain‐back flowline during a surge and swab. q choke , Q 2 , and q return are the true values. q ^ choke ,   Q ^ 2 , and q ^ return are the estimated values using UKF. More
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Gullfaks C offshore commissioning swab and <b>surge</b> experiment. Top: <b>back</b> pres...
Published: 02 February 2010
Figure 14. Gullfaks C offshore commissioning swab and surge experiment. Top: back pressure set point and measurement, middle: BHP set point and measurement, bottom: rates. More
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<b>Surge</b> Test 1. Permeability as a function offluid volume injected. BP = <b>Back</b>...
Published: 09 October 2017
Figure 23 Surge Test 1. Permeability as a function offluid volume injected. BP = Backpressure. More
Proceedings Papers

Paper presented at the SPE Middle East Oil and Gas Show and Conference, March 12–15, 2005
Paper Number: SPE-93560-MS
... methods are available for conducting successful short-term tests, clarity is lacking for specific applications of these methods. Some of these tests include surge testing, closed-chamber testing, slug testing, underbalanced perforating and testing, and back-surge perforation cleaning. This paper provides...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 26–29, 2004
Paper Number: SPE-90837-MS
... tests, clarity is lacking for specific applications of these methods. Some of these tests include surge testing, closed-chamber testing, slug testing, underbalanced perforating and testing, and back-surge perforation cleaning. This paper provides comprehensive evaluation of general closed-chamber tests...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 25–28, 1994
Paper Number: SPE-28406-MS
... period and subsequent buildup transient data can be performed to enhance analysis confidence. Introduction Closed Chamber Tests are typically performed as underbalanced perforation and back surge perforation washing in wells or where environment restrictions and safety problems are considered...
Proceedings Papers

Paper presented at the SPE Production Operations Symposium, March 13–14, 1989
Paper Number: SPE-18878-MS
... with buildups performed after the wells were completed. These analysis techniques have also been applied to formation back surge data with similar results. Introduction Evaluation of backsurge pressure response has been conducted from a qualitative standpoint for many years; pressure sensitivity...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 27–30, 1987
Paper Number: SPE-16800-MS
... Abstract Closed chamber tests are commonly performed as back surge perforation cleaning in wells where high surface pressures are not desired. Typical of closed chamber tests are high fluid velocities in the wellbore, and a variable wellbore storage caused by the rapid gas compression...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 5–8, 1986
Paper Number: SPE-15477-MS
... boundaries on the back surge pressure response. chamber test period data pressure response log approximation surge transmissivity field example wellbore storage pressure data flowrate drillstem/well testing air chamber pressure drillstem testing pressure measurement wellbore skin...
Proceedings Papers

Paper presented at the Offshore Mediterranean Conference and Exhibition, March 23–25, 2011
Paper Number: OMC-2011-179
.... Deploy an antiswab service tool to maintain constant hydrostatic pressure. During the project, 15 wells were completed with the openhole horizontal gravel-pack technique. All treatments were successfully executed as designed. Production data from the initial back surge confirmed the forecasted well...
Proceedings Papers

Paper presented at the Middle East Technical Conference and Exhibition, March 9–12, 1981
Paper Number: SPE-9653-MS
... on production. This also has specific applications - such as an aid to drill stem or production testing in heavy oil reservoirs, back surging, etc~ Some of the design considerations for planning a fipld job are presented. The field test.experience to date is discussed. Finally, the results of some research...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 5–8, 2008
Paper Number: OTC-19623-MS
... to provide good flow estimations and basic reservoir parameters, although build-up data with short producing times were difficult to analyze. Combining this method with back surge proved to be very useful for perforation cleaning. However, some conventional sampling and data-collection systems in heavy oil...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference, August 25–27, 2014
Paper Number: SPE-170485-MS
..., Back Surge, in order to avoid stuck pipe incident is required to perform the back surge once all TCP string is above all perforations, this operation will take more time and require to Pull Out of the Hole (POOH) more fired guns, Clean up trip, it is require to evaluate and repeat it if there is any...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-3286
... ABSTRACT Storm surge prediction is of great importance to disaster prevention and mitigation. In this study, Back Propagation Neural Network (BPNN) is optimized by the Beetle Antenna Search (BAS) algorithm to forecast storm surge at next moment based on 20 prediction parameters. By using BAS...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 3–6, 1993
Paper Number: SPE-26515-MS
.... It will prevent any formation sand from entering the wellbore because it will never be back surged. In practice this could provide flow conductivities that would far exceed gravel pack flow conductivities. A perforation prepack could be performed together with the perforating procedure, or even as a surge...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2019
Paper Number: IPTC-19231-MS
... and kick back valves to open during ESD activation was applied prior to the ESD test. During the test, the surge pressure peaks at approx. 20 barg, which was 4 times the normal loading pressure. This is as expected from the surge simulation considering mitigation measures are applied. If the mitigation...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2012
Paper Number: OTC-23044-MS
... and scale control. As oil/gas production continues to move to deep sea areas, pigging of long subsea tie-backs to manage liquid holdup and terrain slugging/liquid surge due to long risers is a significant flow assurance challenge. Production risks include a separator trip caused by a surge in liquids/solids...
Proceedings Papers

Paper presented at the The Eleventh ISOPE Pacific/Asia Offshore Mechanics Symposium, October 12–14, 2014
Paper Number: ISOPE-P-14-107
... the normal extent and the back-slope can be easily scoured. In this paper, we also present some advanced advice to deal with excessive typhoon. typhoon condition seawall severe typhoon lingang seawall reservoir simulation design standard high water level surge super typhoon typhoon wave...
Proceedings Papers

Publisher: BHR Group
Paper presented at the BHR 19th International Conference on Multiphase Production Technology, June 5–7, 2019
Paper Number: BHR-2019-183
.... For the Mikkel/Midgard fields, which are tied back to the Åsgard B platform, the instabilities enforce minimum flow rates in the flowlines due to liquid handling of the surges topside. Åsgard B has also experienced hydrate problems related to no liquid MEG inhibitor arriving topside between each liquid surge...

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