Dilation Brecciation…A Proposed Mechanism of Fracturing, Petroleum Expulsion and Dolomitization in the Monterey Formation, California

P. O. Roehl

Pacific Section SEPM

... bedding planes and terminal fractures. Tectonic stresses cause an initial compression and subsequent dilation (elastic) of rock microcracks...

Prediction of the Flowing Bottom-Hole Pressure Using Advanced Data Analytics

Mahshid Firouzi, Suren Rathnayake

Unconventional Resources Technology Conference (URTEC)

.... The Elastic Net proposed by (Zou and Hastie, 2005) combines the penalties of LASSO and ridge regression methods. The values of α and λ, where α = [0, 1...

The Study on 3D Geomechanical Modeling Improves Horizontal Well Drilling Performance in Tight Oil Reservoir

Yong Wang, Haijun Luan, Chuanyi Tang, Dong Zhao, Wei Zhou, Dan Zhou, Liming Lian, Lei Zeng, Bo Yu, Bo Dong, Xiao Yang

Unconventional Resources Technology Conference (URTEC)

... are measured. Then, according to the differential equation, geometric equation and acoustic wave equation of elastic mechanics, the relationship between...

Fast Track Reservoir Characterisation of a Subtle Paleocene Deep Marine Turbidite Field Using a Rock Physics and Seismic Modelling Led Workflow

H.J.S. Morris, R. Christensen, D. Gawith, M. Millwood-Hargrave

Indonesian Petroleum Association

... (1999) introduced elastic impedance (EI) as the equivalent to acoustic impedance (AI) but at an angle of incidence. It is relatively simple in its...

Drilling Optimization Using Mechanical Earth Model in an Over-Pressured Field in East Java, Indonesia: A Case Study

M. Khawadja Kamaluddin, Andi M. Adiwiarta, Somesh Bahuguna, Cicik Sukma Setya Wahyu

Indonesian Petroleum Association

... representation of the rock elastic properties, rock strength, three principal geo-stresses and the pore pressure of the subsurface referenced...

Geomechanical Characterization of Shale Gas Reservoir Rocks for Design and Planning of Stimulation Treatment: A Cooper Basin Case Study

Gamaliel Bazunu, Sheik S. Rahman, Fengde D. Zhou, Liuqi Wang

Unconventional Resources Technology Conference (URTEC)

... density and elastic moduli; however, fundamentally these properties are related to other rock and fluid properties such as: stress history...

Re-Fracturing Simulations: Pressure-Dependent SRV and Shear Dilation of Natural Fractures

Rohit Mittal, Yagna Deepika Oruganti, Cameron McBurney

Unconventional Resources Technology Conference (URTEC)

... represent the elastic region where the permeability increases slowly with URTeC 2154943 2 pressure during injection. At some critical pressure...

Capturing elusive subsalt 4D signals in Atlantis field with 4D elastic FWI imaging

Obi Egbue, Li Jiang, Chi Chen, Sabrina Strauss, Zedong Wu, Zhiyuan Wei

International Meeting for Applied Geoscience and Energy (IMAGE)

...Capturing elusive subsalt 4D signals in Atlantis field with 4D elastic FWI imaging Obi Egbue, Li Jiang, Chi Chen, Sabrina Strauss, Zedong Wu, Zhiyuan...

Prospect De-Risking Through a Fully Integrated Approach from Seismic Processing to Geology Interpretation

Francois Baillard, Rajat Rathore, Zhengmin Zhang, David Gold, Safrin Arbi, Mat Hardenberg

Indonesian Petroleum Association

... are the theoretical limits which define the effective elastic moduli of the rock and ultimately of the P-sonic in regard to its porosity. The Reuss lower bound...

Geomechanics Journey in the Western Part of East Java Basin

Yudha HM, Ricki Marbun, Anton Setyo Kristanto, Apollinaris Stefanus Leo Anis

Indonesian Petroleum Association

... analysis with Mechanical Earth Model (MEM) comprised of pore pressure prediction, rock strength elastic properties, and in-situ stress profiles...

Mechanical Earth Model with Uniaxial Core Test Validation from HPHT Exploration Well in North Sumatra

Restio Brata, Muhamad Yanuar Mahardi, Apollinaris Stefanus Leo Anis

Indonesian Petroleum Association

... be determined from the stress-strain curves of laboratory compressive tests. Dynamic elastic properties (moduli) can be calculated from logs...

Stress-Displacement Analysis of Bedding Planes in the Near-Wellbore Region During Drilling

Bery Hoshiar Tofiq, Alberto Lopez Manriquez

Unconventional Resources Technology Conference (URTEC)

... elasticity. The elastic-strain relationship is represented in rate form as: 𝑑𝑑𝜎𝜎 𝑒𝑒𝑒𝑒 = 𝐶𝐶𝐶𝐶ɛ 𝑒𝑒𝑒𝑒 (17) 𝐶𝐶 = 𝐾𝐾𝑏𝑏 𝐼𝐼⦻ 𝐼𝐼 + 2...

Abstract: Pore Geometry and Pore-Fluid Types: Effects on Seismic Properties of Carbonate Rocks Under a Compaction Disequilibrium Scenario; #90224 (2015)

Gautier Njiekak and Douglas R. Schmitt

Search and Discovery.com

... dominates over the elastic moduli for the control of Vp and Vs on both studied samples. The magnitude of the saturation effect seems to be independent...

Machine Learning for Estimating Rock Mechanical Properties beyond Traditional Considerations

Yiwen Gong, Mohamed Mehana, Ilham El-Monier, Feng Xu, Fengyang Xiong,

Unconventional Resources Technology Conference (URTEC)

.... Herein, we are proposing a machine learning approach to predict the elastic moduli. We utilized an ensemble of data mining techniques and a database...

Ranking Influence of Microfabrics and Microporosity on Acoustic Propagation in Unconventional Tight Carbonate Reservoirs

Abdallah Abdelkarim, Mohammed Makkawi

Unconventional Resources Technology Conference (URTEC)

... quality of correlation was obtained between ultrasonic velocities and MFs elastic strength. Even in highly cemented grainstone (MF-3), the strength test...

Geodynamic Models of Convergent Margin Tectonics: Transition from Rifted Margin to Overthrust Belt and Consequences for Foreland-Basin Development

Glen S. Stockmal , Christopher Beaumont , Ross Boutilier

AAPG Bulletin

..., and the associated foreland basin. The model treats the lithosphere as a two-dimensional nonuniform elastic plate whose strength is controlled...

Simple Approximations for Estimating Quickly the Motion and Timing of Salt Diapir Rise, Overhang Development, and Associated Thermal Anomalies from Present Day Observations: Case Histories from the Gulf of Mexico and Danish North Sea

I. Lerche , R. O. Thomsen

GCAGS Transactions

... to provide a migrated section is Vp 15,000 ft/sec. For rock density , the Lame elastic constants and µ yield a seismic speed of Vp2 = + 2...

CO2 Sequestration into Coalbeds: Insights from Laboratory Experiments and Numerical Modeling

Laxminarayana Chikatamarla, R. M. Bustin, Xiaojun Cui

AAPG Special Volumes

... test method for elastic moduli of undrained intact rock cores specimens in triaxial compression without pore pressure measurement, p...

Impacts of volumetric strain on CO2 sequestration in coals and enhanced CH4 recovery

R. Marc Bustin, Xiaojun Cui, Laxmi Chikatamarla

AAPG Bulletin

... in the free gas mixture; and pm is the total gas pressure in microporous coal particles. The Langmuir constants for CH4, CO2, and N2 of the three Canadian...

CSPG/CSEG/CWLS GeoConvention 2011; - Abstracts, #90173 (2015).

Search and Discovery.com

Review of Mechanical Properties of Salt Relating to Salt-Dome Genesis

Helmer Ode

AAPG Special Volumes

.... These researchers realized that the slow deformation of metals, increasing with time, is of the utmost technological importance. Investigations of the elastic limit...

Subsidence History of Australia's Southern Margin: Constraints on Basin Models

Kerry A. Hegarty , , Jeffrey K. Weissel , John C. Mutter

AAPG Bulletin

... Otway basin: Australian Petroleum Exploration Association Journal. Wyllie, G., and G. H. F. Gardner, 1956, Elastic wave velocities in heterogeneous...

The Challenge of Pore Pressure Prediction in Indonesias Warm Neogene Basins

Agus M. Ramdhan, Neil R. Goulty, Lambok M. Hutasoit

Indonesian Petroleum Association

... expansion, the unloading response is essentially elastic opening of the connecting pores, and results in only a very small increase in porosity...

Relations of Geophysics to Geology

Paul Weaver

AAPG Bulletin

... are assuming, for lack of complete data, that formations arched over a structure maintain the same physical constants as when they are in a normal...

Some Depositional Patterns at Continental Margin of Southeastern Mediterranean Sea

Y. Mart , Y. Ben Gai

AAPG Bulletin

... of the Eratosthenes Seamount: Geophys. Jour. Royal Astron. Soc., v. 45, p. 105-123. Birch, F., 1966, Compressibility; elastic constants, in S. P. Clark, ed...