Reservoir Dynamics and the New Geophysics

David Bamford

GEO ExPro Magazine

..., it is not possible to understand the (time-varying) geophysics of reservoir rocks by theorizing an isotropic pore space responding to fluid changes...

Gas Field Development Planning Using Reservoir Model

Entang Hadisasmita

Indonesian Petroleum Association

... complex and expensive, and require a large amount of computer time. A previous modeling study in this field, which compared a two-dimensional model...

Seismic monitoring using compact phased arrays: CO2 sequestration monitoring

Jian Zhang, Elige B. Grant, Paul A. Nyffenegger, Mark A. Tinker, Kevin D. Hutchenson, Don C. Lawton

International Meeting for Applied Geoscience and Energy (IMAGE)

... of the model-aligned averaged signal-tonoise-ratio power at each element is thresholded, and the maximum is found over time and space to determine the list...

Electromagnetic Imaging of Oil and Gas Traps

Professor George V. Keller, M. Tahsin Tasci, John M. Jack Jordan

Montana Geological Society

... of the ground at intermediate distances (2-6 miles) from the transmitter. The vertical magnetic fields are recorded as time-varying voltages...

The temperature structure of the upper mantle based on magnetotelluric data beneath the western Qaidam Basin, northern Tibet, China

Lishui Zhou, Letian Zhang, Sheng Jin

International Meeting for Applied Geoscience and Energy (IMAGE)

... instruments respectively. All five components of the time-varying electromagnetic field (𝐸 𝑥 , 𝐸 𝑦 , 𝐻 𝑋 , 𝐻 𝑦 , 𝐻 𝑍 ) were recorded. The BBMT...

Time Depth Conversion of a Prospect With Near-Surface Velocity Anomalies Using Stacking Velocites and PSDM Velocities: A Comparison

Tan Boon Hua, Lothar Schulte

Indonesian Petroleum Association

... illustrates a schematic of a velocity model built using the RMO stacking velocities. Basically the data preparation follows the idea of a time varying...

Defining the Eyre Conductivity Anomaly with the Tumby Bay MT transect

Kate Robertson, Ben Kay, Lachlan Loader, Graham Heinson, Stephan Thiel

Petroleum Exploration Society of Australia (PESA)

... the world since the early 1970’s, using Geomagnetic Depth Sounding (GDS) data which only involves measurement of time-varying magnetic field data...

A case study of broadband processing in extremely shallow water environment of Bohai Bay

Jiangbo Huang, Xinyi Duan, Dekui Xu, Pingping Zhang

International Meeting for Applied Geoscience and Energy (IMAGE)

.../10.1190/segam2021-3594885 .1. Cecconello, E., E. G. Asgedom, and W. Söllner 2019, Removal of all time-varying sea-surface effects by source deghosting...

Improved synchrosqueezing matching pursuit incorporating w-transform

Chaohe Wang, Zhaoyun Zong

International Meeting for Applied Geoscience and Energy (IMAGE)

...  ( t  )2 f 2 2 ei 2 ft dt (4) Altering the Gaussian window (2) by incorporating the time-varying dominant frequency. h(t , f :  )  t2 f 0...

Residual noise attenuation of poststack seismic data using t-p-x decomposition

Sujith Swaminadhan, Shuvajit Bhattacharya, Sergey Fomel

International Meeting for Applied Geoscience and Energy (IMAGE)

... suffer from residual noises even after advanced pre-stack time processing methods. This requires carefully crafted post-stack processing flows...

Abstract: Imaging the Nechako Basin, British Columbia, using Magnetotelluric Methods; #90171 (2013)

J.E. Spratt and J. Craven

Search and Discovery.com

... of the Earth by measuring the natural time-varying electric and magnetic fields at its surface. Apparent resistivity and phase lags can be calculated...

Abstract: Automated Seismic-to-well Ties Using Dynamic Time Warping; #90174 (2014)

Roberto H. Herrera and Mirko van der Baan

Search and Discovery.com

... Baan, M., 2008, Time-varying wavelet estimation and deconvolution by kurtosis maximization: Geophysics, 73. White, R. E. and R. Simm, 2003, Tutorial...

Abstract: Groundwater Balance Research to Improve the Accuracy of Drawdown Predictions in the Surat Basin, Queensland; #90234 (2015)

Lucy Reading, Greg Keir, Neil McIntyre, and Josh Larsen

Search and Discovery.com

... degree and over what time-scale this may extend to the adjacent aquifers. A regional groundwater flow model has been developed by the Queensland...

Thin Sweet Spots Identification in the Duvernay Formation of North Central Alberta; #10902 (2017)

Ritesh K. Sharma, Satinder Chopra

Search and Discovery.com

... the time-varying effect of the wavelet from the data and the output of the inversion process can be viewed as spectrally-broadened seismic data, retrieved...

Petroleum System in the Shushan Basin: A Mature Basin Leading to Future Exploration in the Western Desert of Egypt, by M.A. Younes, #10107 (2006).

Search and Discovery.com

Assessment of Rate Normalization and Pressure Deconvolution Techniques to History-Match and Forecast Production of Tight-Oil Reservoirs Using a Physics-Based Rate-Time Model

Leopoldo M. Ruiz Maraggi, Larry W. Lake, Mark P. Walsh

Unconventional Resources Technology Conference (URTEC)

... a Physics-Based Rate-Time Model Leopoldo M. Ruiz Maraggi, Larry W. Lake, Mark P. Walsh URTEC-208352-MS Assessment of Rate Normalization and Pressure...

Hydraulic Interpretation of Grain-size Distributions Using a Physical Model for Bedload Transport

J. S. Bridge

Journal of Sedimentary Research (SEPM)

... of a given size may well travel in more than one transport mode by virtue of the time-varying fluid drag and lift forces (see next section...

THE EARTH'S CRUST UNDER THE WILLISTON BASIN IN EASTERN SASKATCHEWAN AND WESTERN MANITOBA

Z. HAJNAL, C. M. R. FOWLER

Williston Basin Symposium

...: A new technique for processing time-varying seismic data: Geophysics, v. 42, p. 742-759. Hall, D. H., and Z. Hajnal...

3D large residual static corrections based on first breaks in CMP gather

Feng Faquan, Deng Zhiwen, Cai Xiwei, Hu Chaojun, Huang Yuanyi, Zou Xuefeng, Du Zhongdong, Wang Haili, Wang Mingliang

International Meeting for Applied Geoscience and Energy (IMAGE)

... equations so as to have a joint solution. In fact, shot residual statics and receiver residual statics are both time-varying and space-varying. However...

New design of marine controlled-source electromagnetic transmitter using supercapacitors

Tanvir Alam Shifat, Xiaolei Tu, Yue Cao, Adam Schultz

International Meeting for Applied Geoscience and Energy (IMAGE)

... a PIDcontrolled DC/DC boost converter coupled with the SC module to control the time-varying terminal voltage during both charging and discharging cycles...

Imaging the reservoir permeability from time-lapse electromagnetic data

Taqi Alyousuf, Yaoguo Li

International Meeting for Applied Geoscience and Energy (IMAGE)

... been developed rapidly to image the subsurface in a variety of applications. An electric dipole source is used to transmit a time-varying electromagnetic...

Predictions of Fracture Growth in Walloon Coals Using a Layer Fracture Model

Xi Zhang, Bisheng Wu, Luke Connell, Yanhui Han

Australian Petroleum Production & Exploration Association (APPEA) Journal

... in these upper coal seams than the bottom one, the upper coal seams become more conductive and are fractured to a larger size. Fig. 3 shows the time-varying net...

Setting environmental standards: A statistician's perspective

Peter Guttorp

Environmental Geosciences (DEG)

... are lower in the winter and higher in the summer. This seasonal effect can be dealt with in a more realistic fashion using time-varying mean...

Assessment on the Serviceability of Monopod Platforms in Java Sea Due to Wave Excitation

Gde Pradnyana

Southeast Asia Petroleum Exploration Society (SEAPEX)

... the hydrodynamics damping is linearised but kept time varying, whereas the structural excitation then retains dependence on the non-linear wave particle kinematics...

Suppression of coherent and random noise using adaptive thresholding method in seismic-while-drilling

Yue Ma, Yujin Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

... apply a time-varying least-square Wiener filter (Robinson and Treitel, 1980) for adaptive subtraction due to the robustness and computational...