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Acoustic velocity

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Proceedings Papers

Paper presented at the 4th ISRM Young Scholars Symposium on Rock Mechanics, May 10–13, 2017
Paper Number: ISRM-YSS-2017-008
... or orientation. Moreover, it's expensive and time-consuming for core samples preparation, processing and conduct in-situ stress experiments. Therefore, improve experimental accuracy and speed with low cost is highly desirable. In this paper, the combination of acoustic emission, anisotropy of acoustic velocity...
Proceedings Papers

Paper presented at the SPE Latin American and Caribbean Petroleum Engineering Conference, June 20–23, 2005
Paper Number: SPE-94919-MS
... SPE 94919 In-Situ Stress Determination Based Upon Borehole Imaging and Rock-Sample Analyses: A Comparison Among Anelastic Strain Recovery (ASR), Acoustic Velocity, and Acoustic Tomography M. Bloch, S.M.S. Freitas, and M. Socorro, Petrobras/CENPES; J.A. Soares, Federal U. of Rio de Janeiro UFRJ...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3427203
... with driving chemo-mechanical processes. Here we present an experimental study that focuses on the acoustic velocity signatures associated with geochemical and mechanical fracture alterations in the form of fracture acidizing and propping. Our experiments help create the rock physics basis for correlating...
Proceedings Papers

Paper presented at the SPE Canada Heavy Oil Conference, September 28–October 2, 2020
Paper Number: SPE-199956-MS
... is recovered by a gas compression system, which leads the gas into steam generators. Where the distance to liquid and KB offset are given in ft, and acoustic velocity in ft/s. (1) D i s t a n c e   t o   l i q u i d = [ A V * t t i m e 2 ] + K B...
Proceedings Papers

Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-2667-MS
... Abstract An important aspect of exploration and development of unconventional reservoirs is understanding controls on the acoustic properties in organic rich shales to improve interpretation of prospective reservoirs through seismic. Dynamic elastic properties derived from velocities...
Proceedings Papers

Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17796005
... Type: EPOSTER heavy oil oil sand upstream oil & gas seg seg international exposition conventional oil velocity model complex reservoir liquid phase annual meeting reservoir characterization acoustic velocity pressure effect university oil model quasi-solid phase heavy oil...
Proceedings Papers

Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, August 1–3, 2016
Paper Number: URTEC-2456151-MS
... lamination, pore structure as well as the distribution and maturity of the organic matter which influence the rock properties and wave velocities. In this paper, the influence of rock composition, organic matter (TOC) and orientation of formation lamination on acoustic velocity in organic-rich shales...
Journal Articles
Journal: SPE Journal
SPE J. 22 (01): 103–119.
Paper Number: SPE-180915-PA
Published: 02 June 2016
...Edward Lewis; Birol Dindoruk Summary In terms of experimentation, acoustic velocity can be measured with a high degree of accuracy. Several thermodynamic properties related to acoustic velocity such as density, isothermal compressibility, and heat capacity can be extracted from measured data...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, January 19–22, 2014
Paper Number: IPTC-17388-MS
... Abstract Acoustic velocity can be measured with a high degree of accuracy making it an attractive method for extracting related thermodynamic properties. Technical improvements were made to measure acoustic wave velocities in fluid samples over a range of temperatures, pressures, and fluid...
Proceedings Papers

Paper presented at the 2012 SEG Annual Meeting, November 4–9, 2012
Paper Number: SEG-2012-1449
...3D constrained inversion of CSEM data with acoustic velocity using full waveform inversion Nuno Vieira da Silva1, Joanna Morgan1, Mike Warner1, Adrian Umpleby1, Ivan Stekl1 1Formerly Imperial College London, presently CGGVeritas R&D (UK) 2Imperial College London SUMMARY The marine Controlled Source...
Proceedings Papers

Paper presented at the 46th U.S. Rock Mechanics/Geomechanics Symposium, June 24–27, 2012
Paper Number: ARMA-2012-553
... to a host while assuming they only feel the average properties of the host and neglecting interaction terms between the inclusions. ARMA 12-553 Staged Differential Effective Medium (SDEM) Models for the Acoustic Velocity in Carbonates M. T. Myers Shell International E&P, Houston, Texas, USA L. A. Hathon...
Proceedings Papers

Paper presented at the Abu Dhabi International Petroleum Exhibition and Conference, November 1–4, 2010
Paper Number: SPE-138649-MS
..., and V p -V s , for all samples and each rock type. The preliminary results from our analysis suggest that the acoustic velocities are highly affected by heterogeneity. The study also confirms an inverse relation between porosity and acoustic velocities, where pore size and pore type can be the main...
Proceedings Papers

Paper presented at the 2009 SEG Annual Meeting, October 25–30, 2009
Paper Number: SEG-2009-2130
... contact index seg houston 2009 reservoir characterization porosity upstream oil & gas interpolation critical porosity biot coefficient differential effective medium gassman contact length sdem dem model equation Staged Differential Effective Medium (SDEM) Models for Acoustic Velocity M...
Proceedings Papers

Paper presented at the 2008 SEG Annual Meeting, November 9–14, 2008
Paper Number: SEG-2008-1615
... reservoir characterization intermolecular force enhanced recovery acoustic velocity waterflooding interaction molecule ionic concentration shale upstream oil & gas drilling fluids and materials main menu clay-water interaction concentraion free energy surface area cation exchange capacity...
Proceedings Papers

Paper presented at the 2006 SEG Annual Meeting, October 1–6, 2006
Paper Number: SEG-2006-1876
... ABSTRACT Withdrawal of fluids from high porosity reservoirs often leads to permanent porosity collapse through impingement microfracturing. Little work has been done on the characterization of this process through measurements of concomitant changes in acoustic wave velocity. We report here...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, April 17–19, 2001
Paper Number: SPE-68712-MS
... well, with support from laboratory acoustic measurement on core samples, enabling the establishment of profiles of elastic properties through the theory of elasticity. Secondly, the modeling and validating of relationship between P-wave velocity, Poisson ratio (as an example in this paper), porosity...
Proceedings Papers

Paper presented at the 2000 SEG Annual Meeting, August 6–11, 2000
Paper Number: SEG-2000-1763
... Summary We model the compressional wave velocity of drilling-mud with different composition of low and high gravity solids and a given grilling plan. We take into account water- wand oil-based drilling muds, and the presence of formation cuttings. The theory is sued to analyze the velocity...
Proceedings Papers

Paper presented at the SPE International Symposium on Formation Damage Control, February 23–24, 2000
Paper Number: SPE-58802-MS
... on formation permeability and use well log information to evaluate formation damage quantitatively after drilling, an apparatus which can measure resistivity, acoustic velocity, core deformation and pressure change along the length of the sample simultaneously under conditions of elevated temperature...
Journal Articles
SPE Res Eval & Eng 2 (01): 69–75.
Paper Number: SPE-54564-PA
Published: 01 February 1999
... rock mechanics, geological engineering, geophysics, and petroleum exploration. In petroleum exploration this concept mainly concerns the relationship between reservoir rock characters and the acoustic velocity. Porosity estimation is one of the most common applications of acoustic velocity data...
Journal Articles
SPE Res Eval & Eng 1 (04): 282–287.
Paper Number: SPE-50982-PA
Published: 01 August 1998
... 8 November 1996. Revised manuscript received 21 May 1998. Paper peer approved 1 June 1998. Summary A continuous wave technique (CWT) for measurement of acoustic phase velocities on cuttings is presented. The equipment is particularly well suited for testing of small samples like cuttings...

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