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Dynamic wellbore pressure prediction

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Proceedings Papers

Paper presented at the SPE International Conference and Exhibition on Formation Damage Control, February 7–9, 2018
Paper Number: SPE-189466-MS
..., dynamic downhole modeling platform that simulates the dynamic response of a cased or uncased wellbore, its contents, and the porous rock formation to the energy released by gas-generating and stored pressure sources. The software is applied to predict dynamic flow around the wellbore/formation, evaluate...
Proceedings Papers

Paper presented at the Offshore Technology Conference Brasil, October 29–31, 2019
Paper Number: OTC-29948-MS
..., and propellant-assisted stimulation systems are comprehensively discussed in this paper. Results and data analysis including modeled pressure surge, loading on downhole equipment, transient fluid physics, history-matching and most importantly, the insight into dynamic interaction between the wellbore...
Proceedings Papers

Paper presented at the SPE Europec/EAGE Annual Conference, June 4–7, 2012
Paper Number: SPE-152419-MS
...) is an ideal or reference force obtained by adding the net force applied on the guns (fluid pressure force) and the net change in force over the packer due to the change in wellbore pressure below the packer. The dynamic force curve (red) represents the actual predicted change in packer force due...
Proceedings Papers

Paper presented at the SPE/EAGE European Unconventional Resources Conference and Exhibition, March 20–22, 2012
Paper Number: SPE-152431-MS
... perforating are modeled including gun filling, wellbore pressure waves, wellbore and reservoir fluid flow, and the dynamics of all relevant solid components like cable, shock absorbers, tools, and guns. When planning perforation jobs that may have a significant risk of weak-point breakage, we predict...
Proceedings Papers

Paper presented at the SPE/ICoTA Well Intervention Conference and Exhibition, March 26–27, 2019
Paper Number: SPE-194281-MS
... – Conveyance modeling and advanced transient dynamic modeling for perforating shock prediction – Downhole measurements of dynamic pressures and shock Perforating jobs are designed based on reservoir zones and completion information. Wireline conveyance, wellbore dynamics and shock simulations...
Proceedings Papers

Paper presented at the SPE Latin America and Caribbean Petroleum Engineering Conference, May 21–23, 2014
Paper Number: SPE-169322-MS
... data and rock perforating models for sandstones indicated that perforating damage clean-up with dynamic underbalance would deliver the highest well productivity. The simulation model that predicts wellbore dynamics, namely pressure waves in the wellbore, at the sand face and inside the reservoir, also...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference, August 25–27, 2014
Paper Number: SPE-170552-MS
... minimize the potential for misfires. This firing head also records fast-gauge pressure data for a full 6 sec after firing. The fast pressure data are saved at 1,000 samples per second, which is more than enough for analyzing wellbore dynamics/gunshock loads, as is shown below. Fast-gauge data from...
Proceedings Papers

Paper presented at the SPE European Formation Damage Conference and Exhibition, June 3–5, 2015
Paper Number: SPE-174213-MS
.... Completion Installation and Operations dynamic underbalance sandface Exhibition transient wellbore pressure behrmann penetration cleanup job underbalance DUB Upstream Oil & Gas prediction productivity Baumann cleanup Modeling & Simulation Well Productivity Harvey wellbore pressure...
Proceedings Papers

Paper presented at the SPE/IADC Drilling Conference, March 5–7, 2013
Paper Number: SPE-163549-MS
..., and the structural dynamics of the completion tools, we use a simulation model that predicts transient fluid-pressure waves and the structural loads in the gunstring and all the relevant well components. All the important aspects of perforating are included, such as gun filling with wellbore and reservoir fluid...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, December 10–12, 2014
Paper Number: IPTC-17819-MS
... these incidents could have been prevented by using the most current (2014) capabilities in simulation software to predict gunshock loads. Our goal was to evaluate the latest software advances for predicting perforating wellbore dynamics and the associated gunshock loads and gauge the usefulness of the simulations...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1908
... of the breakouts observed in the image with those predicted by the isotropic model. Uso Personal . Fig. 10. Anisotropic geomechanical properties 3.2 ANISOTROPIC GEOMECHANICAL MODEL was implemented to define breakdown and breakout pressure gradients. Finally, the wellbore stability window For transversely isotropic...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-221
... and tensile failures, wellbore breakout and breakdown pressures, wellbore sensitivity analysis, sanding interval analysis, critical drawdown pressure (CDDP) profile and sand failure zones. Based on careful observation of our results, we predict the wellbore intervals with high sand production potentials...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 24–26, 2018
Paper Number: SPE-191629-MS
... ∂ z + f m ρ m v m | v m | 2 d i n + ρ m g = 0. In this study, we extend the model proposed by Tang et al. (2017a ) to investigate the wellbore and reservoir dynamic phenomena after the onset of liquid loading. Both near-wellbore reservoir pressure...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 30–November 2, 2011
Paper Number: SPE-146809-MS
... and actual field data indicates that the software can reliably predict the wellbore dynamics of perforating jobs. Table 2 Peak differences between initial wellbore pressure and transient pressure at the firing head As indicated before, peak DUB values shown in Table 2 were obtained...
Proceedings Papers

Paper presented at the SPETT 2012 Energy Conference and Exhibition, June 11–13, 2012
Paper Number: SPE-156967-MS
... wellbore pressure and field fast-gauge pressure data are available in related SPE articles. These comparisons show that predicted wellbore pressure transients are very good, and in most cases where shock absorbers were used, residual deformation of crushable elements correlate well with the peak loads...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 26–28, 2016
Paper Number: SPE-181694-MS
... is controlled by manipulating the surface pressure using automated hydraulic chokes, operated by a Model Predictive Control (MPC) implanted on pre-programmable logic controller. Figure 3 MPD Closed loop system The closed loop system in MPD enables performing repetitive dynamic formation integrity...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, October 23–25, 2018
Paper Number: SPE-192009-MS
... to simulate the wellbore flow dynamics during start-up. The models were tested over a range of values for parameters such as reservoir pressure, inflow performance and water gas ratio for different kick-off strategies but always honouring the facility's water surge management constraints. The outcome...
Proceedings Papers

Paper presented at the SPE International Conference and Exhibition on Formation Damage Control, February 19–21, 2020
Paper Number: SPE-199232-MS
... the underbalanced surge according to the prevailing conditions in the reservoir through a dynamic wellbore simulator that predicts the pressure transient effects while undergoing the perforation activity. Dynamic underbalance method involves both hardware and software to custom-engineer surge assemblies...
Proceedings Papers

Paper presented at the SPE Reservoir Simulation Conference, April 10–11, 2019
Paper Number: SPE-193824-MS
... Conventional well models in reservoir simulators consider the whole wellbore as a single entity and average all the fluid properties in the wellbore, which result in miscalculating pressure drop along the wellbore. When modeling horizontal wells with AICD completions, the reservoir fluids flow...
Proceedings Papers

Paper presented at the SPE/ICoTA Coiled Tubing and Well Intervention Conference and Exhibition, March 21–22, 2017
Paper Number: SPE-184783-MS
... a coiled tubing job. The modeling software utilized in this work is an engineering and scientific tool that simulates the dynamic response of a cased or uncased wellbore, its contents, and the porous rock formation to the energy released by gas-generating and stored pressure sources. Further, the tool...

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