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Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206108-MS
... Pressure transient testing diagnostic plots evolved from the solutions to constant rate drawdown problems. Many resources, including Spivey and Lee (2013) and Bourdet (2002) , have provided thorough reviews of the characteristic shapes of log-log graphs of dimensionless pressure...
Journal Articles
Journal: SPE Journal
SPE J. 26 (04): 2417–2439.
Paper Number: SPE-190841-PA
Published: 11 August 2021
... and the fractal fracture network assume that Darcy’s law is valid in its space-dependent (fractal) form, whereas the classical version of Darcy’s law is assumed for the radial-fracture-network case. The transient interporosity transfer is modeled using the classical convolution schemes given in the literature. We...
Journal Articles
SPE Prod & Oper 36 (01): 197–215.
Paper Number: SPE-186306-PA
Published: 10 February 2021
...Daniel O'Reilly; Manouchehr Haghighi; Matthew Flett; Mohammad Sayyafzadeh Summary Presented here is an analytical framework to assess the impact of transient‐temperature changes in the wellbore on the pressure‐transient response of cold‐water injection wells. We focus attention on both drawdown...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30623-MS
... Abstract The performance of a transient multiphase flow simulator was evaluated using high-quality field data measured in a large diameter gas-condensate offshore production system during different operating conditions (pigging, production shut-in and restart, production ramp-up, quasi steady...
Proceedings Papers

Paper presented at the SPE Europec featured at 80th EAGE Conference and Exhibition, June 11–14, 2018
Paper Number: SPE-190841-MS
... in its space-dependent (fractal) form, whereas the classical version of Darcy's Law is assumed for the radial fracture network case. The transient interporosity transfer is modeled using the classical convolution schemes given in the literature. For the system composed by a radial fracture network...
Proceedings Papers

Paper presented at the SPE Kingdom of Saudi Arabia Annual Technical Symposium and Exhibition, April 24–27, 2017
Paper Number: SPE-187992-MS
... Abstract In this paper, we investigate the cause of the time-shift that occurs between the derivatives of the observed and simulated pressure transient data and present a methodology to perform full-field transient modeling without the need for single well fine grid sector models. Pressure...
Proceedings Papers

Paper presented at the SPE Oil and Gas India Conference and Exhibition, April 4–6, 2017
Paper Number: SPE-185376-MS
... like matrix porosity (Φ), matrix permeability (k), net pay thickness (h), drainage area, reservoir pressure, reservoir fluid and operating conditions. EUR may be estimated using decline curve analysis (DCA), rate transient analysis (RTA), and reservoir simulation. DCA is the simplest method but has...
Proceedings Papers

Paper presented at the SPE Annual Caspian Technical Conference & Exhibition, November 1–3, 2016
Paper Number: SPE-182538-MS
... of this kind of reservoirs, especially for the reservoirs with strong bottom or edge aquifer support. This paper presents the dynamic evaluation on dry-gas reinjection in a gas condensate reservoir with strong aquifer support. The method mainly involves pressure transient analysis and rate transient analysis...
Proceedings Papers

Paper presented at the SPE Asia Pacific Hydraulic Fracturing Conference, August 24–26, 2016
Paper Number: SPE-181850-MS
... pressure transient analysis and rate transient analysis. Firstly, typical diagnostic curves of different fracture-cave patterns with and without hydraulic fracturing respectively are established through design analysis of numerical conceptual models. Then the curves are used for actual well stimulation...
Proceedings Papers

Paper presented at the SPE Latin American and Caribbean Petroleum Engineering Conference, November 18–20, 2015
Paper Number: SPE-177027-MS
..., reservoir transmissibility, a variable of significant importance in hydraulic fracturing design and production evaluation (PE), is frequently unknown because candidate wells either do not flow or pretreatment pressure transient tests are not available. The after-closure analysis (ACA), the component...
Proceedings Papers

Paper presented at the SPE Canadian Unconventional Resources Conference, October 30–November 1, 2012
Paper Number: SPE-162741-MS
...) p = p i   t = 0   x ≥ 0 and remains unchanged far from the wellbore: (8) p = p i   t > 0   x → ∞ . Abstract Rate- and pressure-transient analysis of unconventional gas and oil reservoirs is a challenge because of complex reservoir characteristics...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 5–8, 1986
Paper Number: SPE-15422-MS
... to determine the first five of these seven parameters is called transient pressure testing. This technique also allows one to make pressure testing. This technique also allows one to make qualitative inference of the last two parameters. Yet, the conventional transient pressure technique, at times, is unable...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Europec featured at 82nd EAGE Conference and Exhibition, October 18–21, 2021
Paper Number: SPE-205145-MS
...Abstract Abstract Pressure Transient Analysis (PTA) methodology has long enabled well testing to become a standard routine. Modern, well and reservoir monitoring and management practices are now unthinkable without the well test-derived estimates of KH products, skin factors, radii of reservoir...
Journal Articles
Journal: SPE Journal
SPE J. 26 (05): 3011–3039.
Paper Number: SPE-205519-PA
Published: 13 October 2021
... nonintrusive measurement (i.e., the pressure-wave technique). The purpose of our research is to develop a method for calibrating multiple irregular partial blockages inside the liquid pipe by using the pressure response in the time domain at certain measuring points along the pipe under the transient state...
Journal Articles
Journal: SPE Journal
SPE J. 26 (05): 2928–2947.
Paper Number: SPE-205386-PA
Published: 13 October 2021
... rate. However, the transient flow behavior of the plunger-lift-aided production system is still not well understood due to the lack of a reliable and accurate prediction model. In this study, a transient mechanistic model is developed to simulate the comprehensive dynamic process of a plunger-lift...
Journal Articles
Journal: SPE Journal
SPE J. 26 (05): 2498–2515.
Paper Number: SPE-205370-PA
Published: 13 October 2021
...Tran A. Tong; Evren Ozbayoglu; Yaxin Liu Summary Poor hole cleaning is a major concern in coiled-tubing drilling (CTD), and it is often associated with long nonproductive time that contributes significantly to the operational cost. In this study, a transient solids transport model is developed...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206484-MS
...Abstract Abstract This research presents a modified approach to the data interpretation of Rate Transient Analysis (RTA) in hydraulically fractured horizontal well. The results of testing of data interpretation technique taking account of the flow allocation in the borehole according...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Russian Petroleum Technology Conference, October 12–15, 2021
Paper Number: SPE-206537-MS
...Abstract Abstract We propose a novel approach to data-driven modeling of a transient production of oil wells. We apply the transformer-based neural networks trained on the multivariate time series composed of various parameters of oil wells measured during their exploitation. By tuning...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 12–14, 2021
Paper Number: SPE-205787-MS
... such as fracture characteristics, stress sensitivity, and phase distribution, a low-permeability carbonate reservoir gas injection development productivity transient analysis model is established. The results of the study show that the larger the value of permeability damage coefficient, the stronger the curve...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206165-MS
...Abstract Abstract The radius of investigation (ROI) of pressure transient analyses has been traditionally assessed using analytical formulations with basic reservoir parameters for homogenous systems. Numerous studies aimed to improve ROI formulations to incorporate all reservoir and testing...

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