VAMPs--Possible Hydrocarbon-Bearing Structures in Bering Sea Basin: GEOLOGIC NOTES

David W. Scholl, Alan K. Cooper

AAPG Bulletin

.... The columns of recorded downflexures are thought to be velocity pulldowns and commonly are associated with one or more arched or gently domed high-amplitude...

UK North Sea: A Step-change in Imaging Quality

Steven Bowman, Ramez Refaat, Per Helge Semb

GEO ExPro Magazine

... HISTORY Phase 1A of the OBN survey covers the Marnock field, at the heart of the Eastern Trough Area Project (ETAP), which produces gas condensate from...

Bed Configurations

J. C. Harms, J. B. Southard, D. R. Spearing , R. G. Walker

Special Publications of SEPM

... than about 0.6 mm, with increasing flow velocity in the lower flat bed phase, sand waves gradually make their appearance on the flat bed; in finer sands...

Compositional Modeling of Liquid-Rich Shales Considering Adsorption, Non-Darcy Flow Effects and Pore Proximity Effects on Phase Behavior

X. Xiong, D. Devegowda, F. Civan, R. F. Sigal, A. Jamili

Unconventional Resources Technology Conference (URTEC)

... diffusion velocity compared with other species like n-butane and heptane plus. In attractive pores, the increment of vapor phase is considerable...

Sand Consolidation as Efficient Sand Control Technique to Unlock the Tunu Shallow Zone (TSZ) Potential with Limited Reserve from Total E&P Indonesie (Tepi)

Trimaharika Widarena, Izzad Abidy, Thomas Setiawan, Chiko Eko Jatmiko

Indonesian Petroleum Association

... industrialization phase is 4 m/s insitu velocity and 30 bar drawdown. Until early 2017, there are 6 wells of which max insitu velocity has been challenged (above...

Active and passive monitoring of fault reactivation under stress cycling

Milad Naderloo, Aukje Veltmeijer, Auke Barnhoorn

International Meeting for Applied Geoscience and Energy (IMAGE)

... at a larger (crustal) scale an increase, and near the hypocentre, a decrease in P-wave velocity before an M6.5 in Italy. Most of the studies in field...

Ultrasonic velocity tomography of rock sample

Tian Xie, Jiajia Zhang

International Meeting for Applied Geoscience and Energy (IMAGE)

...Ultrasonic velocity tomography of rock sample Tian Xie, Jiajia Zhang Ultrasonic velocity tomography of rock sample Tian Xie*, Jiajia Zhang School...

Abstract: Shallow VSP Survey using a Small Vibrator Source; #90171 (2013)

Joe Wong, Soo K. Miong, Robert R. Stewart, Eric V. Gallant, and Kevin W. Hall

Search and Discovery.com

... component data were subjected to wavefield separation to remove down-going P-wave and S-wave events, as well as other up-going and down-going low-velocity...

4-D Seismic: A Powerful New Technology for Monitoring Steam Movements in Duri Field-Central Sumatra

S. D. Jenkins, M. F. Bee, J. H. Lyle, E. Murhantoro

Indonesian Petroleum Association

... cores show that significant velocity changes occur as a function of variation in temperature, pore pressure, and fluid phase. Temperature surveys...

Appendix A: Considerations for Optimum 3-D Survey Design, Acquisition and Processing

R. Malcolm Lansley

AAPG Special Volumes

... of water-column reverberations using pressure and velocity detectors in a water-bottom cable: 59th Annual International Meeting, SEG, Expanded Abstracts...

A Novel Method for Experimental Characterization of the Poroelastic Constants in Unconventional Formations

Deepak Gokaraju, Munir Aldin, Akshay Thombare, Abhijit Mitra, Sudarshan Govindarajan, Robert Patterson

Unconventional Resources Technology Conference (URTEC)

... in real time during small perturbations in stress. The use of P-wave velocity or arrival time is evaluated as an effective gauge to capture the rock...

Effect of Adsorption in Flow of Gases in Organic Nanopores: A Molecular Dynamics Study

Mohammad Kazemi, Ali Takbiri-Borujeni

Unconventional Resources Technology Conference (URTEC)

... of argon in the channels. For the two gases and all the channel sizes, plug-shaped velocity profiles are established. This shows that the adsorbed phase...

First Implementation of Hybrid Fiber Optic Cable in Indonesia - Carbon Reduction through Leading-Edge Technology

Marsha Sakina, Dinda Larasati Rahmani, Fajar Tri Prasetia, Cikko Majesta, Francesco Miranda

Indonesian Petroleum Association

...-water well to obtain a velocity profile and VSP image below the well. As the operational cost has been the primary concern, hybrid fiber optic cable...

Buoyancy and Interfacial Force Effects on Two-Phase Displacement Patterns: An Experimental Study1

Tomochika Tokunaga, Katsuro Mogi, Osamu Matsubara, Hiroyuki Tosaka, and Keiji Kojima

AAPG Bulletin

..., the local velocity of the oil phase should be highest in the region of the oil finger, whereas the velocity of the trapped water is zero. In other words...

Abstract: High-Resolution Simulations of Gravity and Turbidity Currents, by Eckart Meiburg, Ben Kneller, Brendon Hall, Francois Blanchette, Vineet Birman, Moshe Strauss, Michael Glinsky, and Chris Lerch; #90078 (2008)

Search and Discovery.com

ABSTRACT: Improving Reservoir Characterization Using 3D-CRS Stack Method; #90051 (2006)

Michele Buia, Paolo Marchetti, Alfonso Iunio Marini, Renzo Zambonini, Falah Owaina

Search and Discovery.com

... and optimize the amplitude/phase control for quantitative seismic reservoir characterization, even starting from a low S/N dataset. This data driven...

Extended full-waveform inversion to improve the subsalt imaging in GOM

Guojian Shan, Jingru Chen, Zhemin Tan, John Chen, Yue Wang, Xiaoting Lou, Jennifer Zhang, William Lester

International Meeting for Applied Geoscience and Energy (IMAGE)

... and amplitude discrepancy. Both synthetic and field data examples demonstrate that extended FWI enhance the velocity of complex overburden and improve...

Constraints on Eolian Grain Flow Dynamics Through Laboratory Experiments on Sand Slopes

Richard R. McDonald , Robert S. Anderson

Journal of Sedimentary Research (SEPM)

..., and then steadily decreased to  10 cm/s towards the tail of the flow. The longitudinal velocity gradients created considerable longitudinal strain rates...

Abstract: Inexact Full Newton Method for Full Waveform Inversion Using Simultaneous Encoded Sources; #90187 (2014)

Amsalu Y. Anagaw and Mauricio D. Sacchi

Search and Discovery.com

... the phase encoding technique. Tests show that the full Newton minimization method achieves a high convergence rate and a reasonably accurate reconstruction...

A prior regularized 3D full-waveform inversion using 2D generative diffusion models

Fu Wang, Tariq Alkhalifah, Xinquan Huang

International Meeting for Applied Geoscience and Energy (IMAGE)

... in observation, this inverse problem is highly ill-posed, especially for recovering a 3D velocity model. To solve this problem, regularization is often...

Gas Hydrate Geohazard Assessment in the Northern Gulf of Mexico Using a Vertical Line Array, by Erika Géresi, N.R. Chapman, T.M. McGee, and J.R. Woolsey, Article #40159 (2005)

Search and Discovery.com

Hydrocarbon Production During Underbalanced Drilling … A Mathematical Model to Predict Well Productivity

Samuel Zulkhifly Sinaga, Bonar Tua Halomoan Marbun

Indonesian Petroleum Association

... and cuttings as a solid phase. Terminal velocity, minimum energy, and minimum BHP all affect hole cleaning. Minimum velocity of the gas must be at least as high...

High-frequency FWI on Clair OBN dataset Challenges and successes

Matvey Romanenko, Lee Saxton, Dan Davies, James Sheng, Faqi Liu, Jan Gromotka, Yang He

International Meeting for Applied Geoscience and Energy (IMAGE)

..., Yang He, TGS Summary Nowadays, high frequency full waveform inversion is routinely applied for building high resolution velocity model from which high...

An equation of state approach for estimating fluid acoustic properties for 4D seismic applications

Jorge L. Landa, Colin MacBeth, Gillian E. Pickup, Rasool Amiri Kolajoobi, Shi Yuan Toh

International Meeting for Applied Geoscience and Energy (IMAGE)

... fluid properties (Figure 1). model of the difference between the Vapor phase velocities computed with the gas correlation and the EoS. Velocity...

Subsurface Geology of North Carolina-South Carolina Coastal Plain from Seismic Data

William E. Bonini , George P. Woollard

AAPG Bulletin

... feet per second (3.2 to 4.4 km./sec.); and the highest velocity correlated with Cretaceous Coastal Plain sediments is 9,600 feet per second (2.9 km...