Enhancement of Multicomponent Seismic Data; #41778 (2016)

Satinder Chopra, Ritesh Kumar Sharma

Search and Discovery.com

.... For improving the recorded data quality, a vertical geophone and a hydrophone at each sensor location were summed and came to be known as a “dual sensor...

Cost Effective Seismic Acquisition to Reduce Structural Risk in Areas of Karst Topography in Papua New Guinea

Robert de Lastic, Tony Cheshire, Patrick Mee

Southeast Asia Petroleum Exploration Society (SEAPEX)

... methods. Shot and geophone holes were drilled to depths of 15 m and 5 m respectively, with both 12 kg dynamite charges and single downhole geophones being...

Practical Use of Borehole Seismic in Exploration; Goals and Shortcomings

F. Sandnes, L. Nustt, S. G. Henry

Indonesian Petroleum Association

... allows detailed analysis of the different wavetrains that are recorded. A velocity geophone anchored to the borehole wall receives information coming...

Use of Thousand-Channel Seismic in Canning Basin

A. Moore, E. Allison

Petroleum Exploration Society of Australia (PESA)

.../ m). The noise trains and the hypothetical shallow reflector were plotted in the F-K plane (Figure 3). Various source and geophone arrays were...

DAS Microseismic Monitoring and Integration With Strain Measurements in Hydraulic Fracture Profiling

Martin Karrenbach, Andrew Ridge, Steve Cole, Kevin Boone, Dan Kahn, Jamie Rich, Ken Silver, Dave Langton

Unconventional Resources Technology Conference (URTEC)

... sensitivity of current DAS and fiber-optic technology relative to conventional geophone. While we used a standard range of frequencies for microseismic...

Surface Seismic Monitoring of Hydraulic Fracturing Test Site (HFTS) in the Midland Basin, Texas

Abhash Kumar, Kevin Chao, Richard W. Hammack, William Harbert

Unconventional Resources Technology Conference (URTEC)

... ft. below the geophone array) at the Hydraulic Fracturing Test Site (HFTS) in Reagan County, TX. Each recorded event was approximately 5-10 seconds...

The Role of Statics Application in the Imaging of Sub-Surface in Fold Belt Areas, #40746 (2011)

Arun Kumar Arya, Bharat Chandra Joshi, Narinder Pal Singh,

Search and Discovery.com

... to urban noises. The geophone-ground coupling is a serious problem in urban areas. Most of the time it is not possible to plant the geophones using...

Mechanism of Microseismic Generation During Hydraulic Fracturing - With Evidence From HFTS 2 Observations

Yunhui Tan, Jiehao Wang, Peggy Rijken, Zhishuai Zhang, Zijun Fang, Ruiting Wu, Ivan Lim Chen Ning, Xinghui Liu

Unconventional Resources Technology Conference (URTEC)

... and temperature gauges. Figure 1. Overall monitoring plan and well geometry of the HFTS2 project. Figure 2. Microseismic monitoring geophone setup...

Geophysical Surveys at the Proposed Low-Level Radioactive Waste Repository, Hudspeth County, Texas

Mark R. Baker, Diane I. Doser, G. Randy Keller

West Texas Geological Society

... waste repository site. Our first step was to perform noise walkaway tests, using both single geophones and arrays, with geophone spacing as small as 5 ft...

Case Histories in South Louisiana Salt Dome Geology

New Orleans Geological Society

.... Certain wireline surveys, the geophone survey and the ULSEL may be helpful but only to a point. The geophone survey, an acoustical method, has been...

Structure Interpretation Problems of a Lower Miocene Reef Associated with a Shallow Low Velocity Anomaly, North Sumatra

Peter Walker, Masrizal Maas, Michael D. Burnaman

Indonesian Petroleum Association

... and south along line DD' (Figure 9) and shot into several different geophone levels between 1000 to 6500 feet. Because of the large source offset distances...

Why Make Jungle Acquisition More Difficult? Leave the Cables in the Warehouse

Greg J. Schurter, Supriyono, James Keggin, Michael Pfister, Dave Howe, Mark Foster

Indonesian Petroleum Association

... millennia passed before the first electromagnetic geophone was invented by the Russian Boris Golitsyn in 1906. He applied the physics of induction...

Imaging Subsurface Structures Under Gas Clounds by Multi-Component Technology

Xiaogui Miao, Loh Fong Cheen, Libo Zi, Jing Du, Magali Beele, Jacques Bonnafe, Natalia Anggriani, Gilles Vallon, Claudio Strobbia

Indonesian Petroleum Association

... in the schematic plot. The detailed processing steps will be discussed for the P- and PS-waves separately. The hydrophone (P) and geophone Z components...

Marine Multicomponent Seismic – The New Issues in the Developing Revolution

Jason Robinson

Indonesian Petroleum Association

... consist of a hydrophone, a vertical geophone and two horizontal geophones oriented perpendicular to one another. Conventional marine towed streamers...

Hydraulic Fracturing Stimulation Monitoring with Distributed Fiber Optic Sensing and Microseismic in the Permian Wolfcamp Shale Play

Vikram Jayaram, Robert Hull, Jed Wagner, Shuang Zhang

Unconventional Resources Technology Conference (URTEC)

... utilized for recording the hydraulic stimulation. We used VSI (Versatile Seismic Imager) geophone arrays (left), as well as external pressure gauges...

II. Migration to Remedy Geometric Distortions

Robert E. Sheriff

AAPG Special Volumes

... to the migration process is a seismic section oriented to the midpoints between shot and geophone locations, and the output is a seismic section oriented...

Inferring Stratigraphy from Seismic Data

R. E. Sheriff

AAPG Bulletin

...): a. The measurement of differences in arrival time with shot-to-geophone distance (offset) allows the calculation of seismic velocities...

Evaluating HD weathering surveys and surface seismic with DAS in a sand dune environment

Andrey Bakulin, Ezzedeen Alfataierge, Roman Pevzner

International Meeting for Applied Geoscience and Energy (IMAGE)

.... Figure 4a,b shows recordings with two coiled helical cables and contrasts them to vertical geophone data (Figure 4c). All gathers confirm the high...

Fracture imaging using DAS-recorded microseismic reflections

Yuanyuan Ma, David W. Eaton, Chaoyi Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... changes along the fiber, the use of fiber-optic sensing for microseismic monitoring offers several advantages over traditionally deployed geophone...

Multidisciplinary site investigations using refraction microtremor surveys

A. Pancha, J. Louie, R. A. Apperley

International Meeting for Applied Geoscience and Energy (IMAGE)

..., by using short geophone spacings between 0.5 m and 3 m combined with highfrequency geophones. Most applications using ReMi have targeted material...

Passive Seismic Monitoring and Integrated Geomechanical Analysis of a Tight-Sand Reservoir During Hydraulic-Fracture Treatment, Flowback and Production

David Eaton, Mirko van der Baan, Larry Matthews, Enrico Caffagni

Unconventional Resources Technology Conference (URTEC)

... resource play (Reynolds et al., 2012). URTeC 1929223 2 Figure 1: Geophone depths in the observation well, indicated by the black dots. Also shown...

Ultra-deep Jurassic acquisition technology and its application in dual-complex low SN ratio area, Qaidam Basin

Yongguo Wu, Zhenhua He, Di Wu, Yongsheng Wang, Chunrui Han, Hua Yao

International Meeting for Applied Geoscience and Energy (IMAGE)

... of Qaidam Basin using different geophone array (a: single high-sensitivity geophone, b: small 10-geophones array, c: large 30-geophones array) Figure...

Extracting Meaningful Estimates of Rock Properties from 3-D Anisotropic Velocity Models Derived from Borehole Microseismic

Scott Taylor, Jeremy King, Ben Schaeffer, Todd Hibbitts, Lucas McGreaham, Khaled Ghuneim

Unconventional Resources Technology Conference (URTEC)

.... The data were recorded with two spatially dense 40-level 3 component borehole geophone arrays over the course of two weeks. In future work, the authors...

Simultaneous 3D 4C - OBC & VSP Walkaway Survey in the Attaka Field, East Kalimantan, Indonesia

Bill Borland, Phil Johnston, Mike Reblin, Suta Vijaya, Omar Kulbrandstad, Muhammad Idrees, Scott Leaney, Jan van de Mortel

Indonesian Petroleum Association

... a PYZX-cable, P stands for pressure sensor (hydrophone) and X, Y, and Z stand for velocity sensors (orthogonal gimballed geophone cluster). The cable...

Effects on the precision of tomography near-surface model with single receiver

Baohua Yu, Yongguo Wu, Haili Wang, Faquan Feng, Quanbin Yang, Lixin Ma

International Meeting for Applied Geoscience and Energy (IMAGE)

... and Lixin Ma, BGP, CNPC Summary Theoretical analyses With the development of seismic acquisition technologies and equipment, single high-sensitive geophone...