CSPG/CSEG/CWLS GeoConvention 2009, May 4-8, 2009 Roundup Centre, Stampede Park & ERCB Core Research Centre, Calgary, Alberta, Canada; - Abstracts, #90171 (2013).

Search and Discovery.com

CSPG/CSEG/CWLS GeoConvention 2009, May 4-8, 2009 Roundup Centre, Stampede Park & ERCB Core Research Centre, Calgary, Alberta, Canada; - Abstracts, #90171 (2013).

Search and Discovery.com

Hierarchical elastic velocities reconstruction with Eikonal-equation-based characteristic reflection traveltime tomography

Jianhua Wang, Jianming Zhang, Liangguo Dong, Yandong Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... information of seismic P-wave and S-wave. These data are instrumental in enhancing the seismic imaging of "gas cloud areas" and complex geological formations...

Proving the Concept

Halfdan Carstens

GEO ExPro Magazine

... has to do with the type of equipment we use, which wave-lengths we send out and which frequencies we operate on.We must feel our way forward. It can...

Modern Phenomenological Methods and Correlations for Estimating Density and Sonic Velocity of Liquid, Gas, and Supercritical CO2 for Enhanced Assessment of Borehole Acoustic and Seismic Measurements

Artur Posenato Garcia, Kristoffer Walker, Paul Theologou, Yingcai Zheng

Carbon Capture, Utilization and Storage (CCUS)

... and Wang (1992) density model and Han et al. (2010) velocity model. Han et al. (2010) made sound wave velocity measurements of CO2 from 7MPa to 100 MPa...

80 Years of Discovery

Jane Whaley

GEO ExPro Magazine

... to process data by correcting the various effects of wave propagation in the subsurface. Progress had also been made with the development of non...

The value and usage of geophysical methods in the estimation of resources and reserves

J. P. Blangy, Dan Maguire

International Meeting for Applied Geoscience and Energy (IMAGE)

..., the uncertainty associated with those estimates is best handled by geophysicists, because of the need to understand the complexities of wave propagation...

Comparison of Multi Azimuth 3D Survey With Conventional Single Azimuth Survey in a Complex Geological Area

Andrea Bergamaschi, Michele Buia

Indonesian Petroleum Association

... wave propagation. The main problem is represented by the highly uneven sea bed morphology, highlighted by several canyons with steeply dipping flanks...

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)

... (2009), moment magnitude of each event is estimated from the displacement spectrum corrected for the loss in amplitude due to propagation effects...

Imaging of the Guando Field Colombia in Time and Depth

M.A. Hall, V. Avramovic, J.T. Basick, I. Novianti, D.T. Maucione, P.Kroshko, J.C. Garzon

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

.... In this instance the velocity field describes refraction through interfaces as the seismic wave propagates into the earth. The velocities in the shallow section...

Solving seismic inverse problems by an unsupervised hybrid machine-learning approach

Mrinal K. Sen, Arnab Dhara

International Meeting for Applied Geoscience and Energy (IMAGE)

... on the full waveform inversion (FWI) that requires numerical evaluation of the wave equation. Since the beginning of 2000, computer scientists...

Comparison of Marcellus Fracturing Using Azimuthal Seismic Attributes Versus Published Data From Outcrop Studies

Tanya L. Inks, Terry Engelder, Jacki S. Hocum, Bruce Golob, Darien O'Brien

Unconventional Resources Technology Conference (URTEC)

... and depth scales shown are for local datums. Azimuthal Anisotropy Seismic anisotropy refers to variation in elastic wave propagation velocity...

InvMixer An efficient deep neural network for seismic inversion

Tianyi Zhang, Mauricio Araya-Polo, Anshumali Shrivastava

International Meeting for Applied Geoscience and Energy (IMAGE)

... of reducing uncertainty, but even highly accurate approximations of the wave equation depends on initial conditions and parameters such as a subsurface...

Using anisotropic rock physics to model VTI parameters

Marco A. Perez

International Meeting for Applied Geoscience and Energy (IMAGE)

... the dependence of velocity on the propagation direction. Thomsen (1986) describes the seismic significance of vertical transverse isotropy (VTI) often...

The Use of LWD and its Impact on Petrophysical Evaluation in the Belida Field, Block 'B', South Natuna Sea

Agus Sutoto

Indonesian Petroleum Association

... and MWD for directional drilling (Courtesy of schlumberger, 1992) The CDR is an electromagnetic propagation and spectral gamma ray tool housed in a non...

A decoupled orthotropic anisotropy modeling method and its application

Wang Lei, Liang Jiandong, Xuan Ruiqing, Li Daoshan, Zhu Jinping, Hao Xiaoguang

International Meeting for Applied Geoscience and Energy (IMAGE)

... microcracks under uneven geological pressure, and materials with different properties were invaded in the cracks, which resulted in different propagation...

Petrophysical characterization of Lower Cretaceous marly chalk through 1H-NMR and complex conductivity

Ermis Proestakis, Leonardo Teixeira Pinto Meireles, Ida Lykke Fabricius

International Meeting for Applied Geoscience and Energy (IMAGE)

... the electrical path (Weller et al., 2010). Well-logging tools, such as the laterolog, induction, and propagation tool, record formation conductivity...

Detection of deep geological targets in complex areas using two-side source TFEM

Yanling Shi, Xuejun Liu, Jian Song, Jingcheng Qin, Gang Yu, Zhanxiang He

International Meeting for Applied Geoscience and Energy (IMAGE)

... Method TFEM is an oil and gas exploration technique developed in recent years. Its long dipole current electrodes emits square wave electric currents...

Resolving Seismic Attenuation Issue through Q-Migration, a Case Study in Sisi-Nubi Field, Indonesia

Bastian Hutahayan, Keat Huat Teng, Kelik Moersidin, Jacques Bonnafe, Natalia Anggriani, Cepi M. Adam

Indonesian Petroleum Association

... in conventional migration method (Xie et al., 2009). Seismic energy is attenuated during propagation in the earth; the frequency dependent loss must...

Innovation for Conventional Hydrocarbon Exploration with Audio Magnetotelluric Method

Widodo, Durra Handri Saputera, Iqbal Fauzi Aditama, Andriyan Saputra

Indonesian Petroleum Association

... resistivity on the surface. (Schmucker and Wiedelt, 1975). The transfer function for electromagnetic wave is defined...

Calibrating FWI image amplitudes: Insights from deepwater GoM

Lennon Infante-Paez, Nayyer Islam

International Meeting for Applied Geoscience and Energy (IMAGE)

... in recent years because of its ability to produce higher-quality images in challenging subsalt areas using full wave propagation modes including...

A more automated footprint removal for full-waveform inversion

David F. Halliday, James Xu, Soumya Roy

International Meeting for Applied Geoscience and Energy (IMAGE)

... across the entire volume. An example of how this captures variation in the acquisition geometry is shown in Figure 2d. The red and blue Due to wave...

Integrating Microseismic and Geomechanics to Interpret Hydraulic Fracture Growth

Dan Kahn, Jon Roberts, Jamie Rich

Unconventional Resources Technology Conference (URTEC)

... of this stage was contained below this barrier, and the events above this point are likely related to a pressure wave and not fluid movement. (Figure 3...

3D seismic modelling fast adaptability in the face of operational constraints „ A case study

Clemence Cuvilliez, Aline Robin, Veronique Duprat, Camille Le Magoarou, Bruno Pagliccia, Severin Rubio, Enrico Zamboni

International Meeting for Applied Geoscience and Energy (IMAGE)

... pair, of all reflectivity points that each pair can record whilst considering wave propagation aspects (amplitude, traveltime, direction, etc...

Research and application of Intelligent high resolution processing method based on ISTA-Net

Huahui Zeng, Qin Su, Sanyi Yuan, Lide Wang, Yanwu Xu, Huijie Meng, Deying Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

..., unknown seismic wavelet and high frequency attenuation of seismic waves in the propagation process, the traditional high-resolution processing method...