Integration of Rock Physics Modelling to Improve Pore Pressure Prediction in Unconventional Shales

Jakob Heller, Venkatesh Anantharamu

Unconventional Resources Technology Conference (URTEC)

... for executing a safe and cost-effective drilling program. Unexpected overpressure is a major cause of drilling hazards, costing the industry billions...

Abstract: Latest Technical Developments in Petroleum Systems Modeling and their Applications for Pore Pressure Prediction; #90264 (2016)

Oluwasen Fadipe, Attila Bartha

Search and Discovery.com

... used as an alternative method to model pore pressure and timing of overpressure development through geologic time. Most of the processes that account...

Experimental Investigation on the Role of Pore-Fluid Pressure during Active Extensional Shale Tectonics, by Lucie Baudouy, Régis Mourgues, and Bruno Vendeville; #90052 (2006)

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EXTENDED ABSTRACT: Overpressure Determination from Sonic and Resistivity Log Anomalies, Jonah Field, Northern Green River Basin, Wyoming

Robert M. Cluff, Suzanne G. Cluff

Wyoming Geological Association

..., demonstrate that the log anomaly extends significantly beyond the overpressure area. Initially we thought this might be a halo effect in the immediate...

How Overpressure and Diagenesis Interact in Sedimentary Basins – Consequences for Porosity Preservation in HPHT Reservoir Sandstones

Mark J. Osborne, Richard E. Swarbrick

Indonesian Petroleum Association

... to predicting overpressure and reservoir porosity in sedimentary basins. Our results are summarised below: Effect of diagenetic reactions on overpressure...

Challenges in Pore Pressure Prediction for Unconventional Petroleum Systems, #42018 (2017).

Changrui Gong, Lucia Rodriguez

Search and Discovery.com

... MBOE (13%Oil) Cum@20yr: 533 MBOE (12% Oil) 3 OVERPRESSURE- EFFECT IN FRACKING  Fracture Geometry & initiation  Primarily controlled by in-situ...

Origin and Petrophysical Log Response of Overpressures in the Baram Delta Province, Brunei

Mark R. P. Tingay, Richard R. Hillis, Richard E. Swarbrick, Christ K. Morley

Indonesian Petroleum Association

... of overpressure in the Baram Delta province, the effect of overpressure on sonic 381 and density logs, and tests a sonic log-based pore pressure prediction...

Overpressure Mechanisms in Deep Drilling in Western Offshore India, #41074 (2012)

Rajeev Ranjan Kumar, Dhiresh Govind Rao

Search and Discovery.com

...Overpressure Mechanisms in Deep Drilling in Western Offshore India, #41074 (2012) Rajeev Ranjan Kumar, Dhiresh Govind Rao Overpressure Mechanisms...

Pore pressure patterns in Tertiary successions and hydrodynamic implications, Beaufort-Mackenzie Basin, Canada

Zhuoheng Chen, Kirk G. Osadetz, Dale R. Issler, Stephen E. Grasby

CSPG Bulletin

... and tectonics, or other geological factors causing or redistributing the overpressure. Overpressure in the southwest Beaufort Sea is likely to be a result...

Onshore Kutai Basin Pore Pressure Synthesis and Hydrocarbon Accumulation

Irawan Youdha Tribuana, Danny Nursasono, Arrie Kurniawan, Yoseph Robby Apranda, Hafizhan Ihsandani

Indonesian Petroleum Association

... is the "Accumulation Zone," which extends from the hydrostatic pressure regime to the top of hard overpressure zone. The zone occurs due to the chemical...

Relationship between Geothermal and Geopressure Gradients in the Western Gulf of Mexico

Sharon Cornelius, Peter A. Emmet

GCAGS Transactions

... to the depth at which 300°F (149°C) is reached and the geopressure gradients were converted to the depth at which operational overpressure, defined as 0.70...

Abstract: Overpressuring and Hydrocarbon Expulsion, by D. W. Waples and A. Okui; #91012 (1992).

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Velocity-depth trends in Mesozoic and Cenozoic sediments from the Norwegian Shelf: Discussion

Peter Japsen

AAPG Bulletin

... as reference, but the depth-shift caused by overpressure is commonly a first-order effect compared to many second-order velocity variations caused...

Prediction of Oil and Gas in the Deep Subsurface of Southeast Turkmenia

V. I. Yermolkin, Ye. I. Sorokova, S. I. Golovanova

Petroleum Geology: A Digest of Russian Literature

...) No. 3/4. (March/April) (Geologiya Nefti i Gaza, no. 9, p. 5–10, 1991) The effect of overpressure on oil-gas generation is examined. Figure 1 shows...

Effective Use of High Density VSP Measurements to Predict Pore Pressure and Estimate Mud Weight Ahead of Drilling in the Mahakam Delta, Indonesia

Mohammed Badri, Stephane Gazet, Gregoire de Tonnac

Indonesian Petroleum Association

... and mapping of overpressure subsurface formations are of prime importance in exploration and appraisal drilling. Such a phenomenon can cause serious...

Prediction of multiple origin overpressure in deep fold-thrust belt: A case study of Kuqa subbasin, Tarim Basin, northwestern China

Changyu Fan, Gang Wang, Zhenliang Wang, Xiaojie Han, Jie Chen, Kuaile Zhang, and Baoshou Zhang

AAPG Bulletin

..., and surface processes and preserved the overpressure after the MBP. However, the thick layer of salt had little effect on the normal vertical loading...

ABSTRACT: The Role of in-Situ Stress and Overpressure on Hydrocarbon Exploration on the Halten Terrace, Offshore Mid-Norway, by Tore Skar and Fred Beekman; #90913(2000).

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ABSTRACT: Anomalously High Porosity and Permeability in Deeply-Buried Sandstone Reservoirs: Origin and Predictability, by S. Bloch, R. Lander, and L. Bonnell; #90906(2001)

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Stress Memory and Overpressure Retention in the Wufeng-Longmaxi in the Vicinity of a Fault Zone

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ABSTRACT Evolution of a Pressure-Induced Risk Management Strategy for CO2 Injection in Deep Saline Aquifers, #90104 (2010)

Oruganti YagnaDeepika; Bryant Steven L.

Search and Discovery.com

... to illustrate the effect of no‐flow boundaries on pressure‐induced risk.     We use the notion of Contour of Overpressure (CoP) as a proxy for pressure...

Abstract: Pore Pressure Estimation and Calibration in Gas Shale Reservoir; #90255 (2017)

Xin Chen

Search and Discovery.com

... Reservoir Xin Chen1 1 Schlumberger Abstract Overpressure mechanism is studied in Silurian Longmaxi shale gas reservoir in the Sichuan Basin and Bower's...

Evidence for overpressure generation by kerogen-to-gas maturation in the northern Malay Basin

Mark R. P. Tingay, Chris K. Morley, Andrew Laird, Orapan Limpornpipat, Kanjana Krisadasima, Suwit Pabchanda, Hamish R. Macintyre

AAPG Bulletin

...-to-gas maturation are suggested to show decreasing sonic velocity with increasing overpressure (because of the effect of gas and reduction...

Using Simple Loading Models to Predicted Crestal Pore Pressures in Miocene Carbonate Exploration Targets, Luconia, Sarawak

Jakob Heller, Don Basuki, Matthew Choo, Stephen O ‘Connor, Richard Swarbrick

Indonesian Petroleum Association

.... Assuming an inclination of 3300 feet for the A structure, the lateral transfer effect is calculated to be the difference in shale overpressure...

Modeling of Abnormal Fluid Pressure in Unconventional Plays Due to Uplift

Xinyu Xia, Jon Wallace, Liangui Du

Unconventional Resources Technology Conference (URTEC)

... effect, it has been recognized that sealing layers with extremely low permeability (lower than 0.01 nanoDarcy, nD) are required to hold the overpressure...

Difference in overpressure environments for the western and central deep-water Gulf of Mexico

Sharon Cornelius and Peter A. Emmet

AAPG Bulletin

...Difference in overpressure environments for the western and central deep-water Gulf of Mexico Sharon Cornelius and Peter A. Emmet 2022 2417 2442 106...