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1-20 of 537
Keywords: geophone
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Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3734299
... Monitoring CO 2 sequestration is critical in carbon capture and storage (CCS) to ensure storage safety. Compared to conventional geophone data, distributed fiber optic sensing (DFOS) can provide better spatial coverage with finer sampling in a more cost-effective fashion. Based on a vertical...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3735875
... and compare them to 3C geophones and straight DAS cables. We further evaluate three different source types considered for various applications. Field trial provides comprehensive datasets for assessing the initial performance of DAS cables in sand dune environments for surface seismic with DAS...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3750065
... enhanced geothermal systems. We apply a shear-wave splitting analysis method, based on eigenvector rotation, to six induced micro-earthquakes recorded using a 3-component geophone array deployed in a borehole at the Utah FORGE (Frontier Observatory for Research in Geothermal Energy) site. We determine...
Proceedings Papers
Enhancing conventional VSP data to broadband and its quantitative improvement on lookahead inversion
Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3742131
... geophone frequency spectrum international applied geoscience workflow energy 10 frequency correction inversion Enhancing Conventional VSP Data to Broadband and its Quantitative Improvement on Lookahead Inversion Hussain Almarzooq* *Saudi Aramco Summary Based on the findings of previously...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3751619
... geoscience lsjb geophone san juan basin Siting recharge basins and improving groundwater models using multiples methods in Southern California Nicole Pendrigh*- Collier Geophysics, LLC, Michael Blazevic Santa Margarita Water District, John Jansen - Collier Geophysics, LLC, Kristen Marberry - Collier...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3751672
... The measurements made with distributed acoustic sensing (DAS) are known to be proportional to either strain or strain-rate, depending on the system configuration. However, quantitative comparisons between measurements made with DAS and geophones for surface arrays have been difficult because...
Proceedings Papers
Koichi Hayashi, Hayato Nonaka, Peter Hubbard, Yasuhiro Yokota, Kensuke Date, Kazuhiko Masumoto, Taka’aki Taira, Kenichi Soga
Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3738106
... We carried out comparative data acquisition of active and passive surface wave methods using distributed acoustic sensing (DAS) and three-component velocity meters (geophone) at a research field located in Richmond, California, U.S. Several different fiber optic sensor cables were deployed...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-w12-01
... underground construction and gives us an important indications for the sudden subsurface geology changes. international noise exploration geophysicist tunnel reservoir characterization ambient noise noise autocorrelation upstream oil & gas geophone information american association society...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3594543
... interpretation. Note: This paper was accepted into the Technical Program but was not presented at IMAGE 2021 in Denver, Colorado. migration artifact polarization direction geophysics conventional kirchhoff migration geophone upstream oil & gas information migration profile seismic record...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3583377
... characterization desert area q-value low-velocity layer bottom geophone different thickness absorption attenuation q-value waveform q-value survey technology case study geophone Q-value survey technology and case study of low-velocity layer in desert area of Tarim Basin Peng Gengxin 1, Duan Mengchuan2...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3583465
... artificial intelligence sb array borehole geophone sub array exploration geophysicist 10 reservoir characterization microseismic monitoring superstation array expanded abstract shallow borehole array channel count sensor machine learning upstream oil & gas reference array snr geophone...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3583516
... Land seismic is evolving towards denser surveys, single sensor recording, and lower frequencies. A number of new nodal systems have been introduced to facilitate this evolution: some use moving coil geophones, while others use new sensors, based on MEMS or piezoelectricity, which record...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3583892
...Joint microseismic event location with surface geophones and downhole DAS at the FORGE geother- mal site Gary Binder* and Zagid Abatchev, Automated Seismics LLC SUMMARY has the disadvantage that it only measures one axial compo- nent of strain along the ber optic cable, and thus polarization All...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3594047
... characterization using surface waves. We demonstrate that recovering meaningful low frequency signals from geophone arrays is possible down to about 10% of geophone’s natural frequency if we remove near-DC thermal trends and suppress events causing instrument clipping. Interferometric processing allows us...
Proceedings Papers
Kai Zhang, Tim Williams, Nathaniel Cockrell, Khaled Abdelaziz, Zhanna Jackson, Nate Johnson, Mohamed Hegazy, Paal Kristiansen
Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3594432
.... Wavefield separation utilizes an innovative downgoing processing workflow, which provides the same benefits as up-down deconvolution by addressing geophone obliquity (directional designature) and wavelet shaping to zero-phase while simultaneously producing a multiple-attenuated wavefield. The culmination...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3594545
... between two neighboring frequency peaks. Therefore, with only one geophone near the HSR, we propose one robust HST speed estimating method by computing an auto-correlation function of the received signal’s amplitude spectrum. The advantage of the proposed method is its robustness, low computation cost...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3594943
... Distributed acoustic sensing is a technology with a high potential for seismic monitoring. Apart from the optical fibre, that is the sensing element that replaces the traditional geophone, the other part of this system is the interrogator that transforms the back-scattered light from the fibre...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3581023
... Single-well microseismic monitoring is a cost-effective option when considering downhole microseismic monitoring of hydraulic treatments et al. in nearby wells. We study the feasibility of a 1C Distributed Acoustic Sensing– 3C geophone hybrid configuration in terms of the event location problem...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3595017
... geophysics upstream oil & gas bakhtiari rad detection exploration geophysicist 10 frequency microphone psd acoustic excitation feigenbaum shallow void detection experiment geophone applied geoscience excitation pipe noise resonance Seismic and acoustic excitation for shallow void...
Proceedings Papers
Publisher: Society of Exploration Geophysicists
Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3584287
... sensors in cities has been shown to have a high coherence with traffic flow. To use seismic data for traffic monitoring, it is important to achieve interpretive traffic information rapidly and accurately from seismic characteristics. We analyze the seismic signals recorded by a group of wireless geophones...