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Proceedings Papers

Paper presented at the SPE Hydraulic Fracturing Technology Conference and Exhibition, May 4–6, 2021
Paper Number: SPE-204190-MS
... significant vertical component while shallower stages have significant horizontal component. Abstract The Walloons coal measures located in Surat Basin (eastern Australia) is a well-known coal seam gas play that has been under production for several years. The well completion in this play is primarily...
Proceedings Papers

Paper presented at the ISRM AfriRock - Rock Mechanics for Africa, October 3–5, 2017
Paper Number: ISRM-AFRIROCK-2017-090
... AfriRock 2017 Rock Mechanics for Africa Cape Town, 2 7 October 2017 The Southern African Institute of Mining and Metallurgy 1193 A petrographic and geotechnical investigation of the sandstone parting between the Alfred seam and the Gus seam in the Magdalena Colliery, Dundee, South Africa T. Keman1...
Proceedings Papers

Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-062
... Abstract: Aiming at the problem of gas control in mining process of deep well and high gas low permeability coal seam group, raise the method of surface well, cross-measure boreholes in bed plate tunnel, gas drainage from holes along roof strike and goaf drainage pipe. According...
Proceedings Papers

Paper presented at the The Twelfth International Offshore and Polar Engineering Conference, May 26–31, 2002
Paper Number: ISOPE-I-02-434
... ABSTRACT Recognizing seam deviation properly is the basis of vision-based seam tracking. The traditional methods of image recognition show poor robustness when they are used for real-time recognition in welding environment. In this paper, artificial neural networks are used to recognize real...
Proceedings Papers

Paper presented at the The 28th U.S. Symposium on Rock Mechanics (USRMS), June 29–July 1, 1987
Paper Number: ARMA-87-1107
... ABSTRACT Research into ground control problems resulting from the mining of seams in close proximity has been carried out using finite element and body-loaded photoelastic modeling methods in conjunction with statistical and empirical analysis of numerous case studies. As a result...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, November 17–19, 2020
Paper Number: SPE-202270-MS
... distributed over numerous seams in a gross section of 250 – 400 m as shown in Figure 4 (see Scott et al 2004 ) ( Flottman et al., 2018 ). Perforating and stimulating every coal within the vertical wellbore is difficult and impractical due to the thinly dispersed coal seams and a balance between completed...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, November 17–19, 2020
Paper Number: SPE-202262-MS
... Abstract The coal-seam gas (CSG) industry has long been considered as a high volume, low cost market. As the industry has matured, the selective application of high-tier technologies has realized a step change in performance and real-time formation evaluation results. We investigated whether...
Proceedings Papers

Paper presented at the Offshore Technology Conference Asia, November 2–August 19, 2020
Paper Number: OTC-30271-MS
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 29–31, 2019
Paper Number: SPE-196528-MS
... Coal Seam Gas (CSG) wells, and Progressive Cavity Pump (PCP) is the preferred method of lift with Australian CSG operators. CSG wells in Australia are typically equipped with necessary instrumentation and automation systems to provide real-time data gathering for monitoring and control purposes. Real...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3427990
... to produce good images. Furthermore, azimuthal variations can appear to be geologic, but have nothing to do with the geology at the reservoir. With this in mind, we began our study of the SEAM Phase II model and synthetic with the goal of discovering what factors control the success and failure of various...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3428292
... Realistic synthetic data from the SEAM-Barrett model offers an approach to measure the reliability of the complex multi-step procedure of going from seismic field acquisition to reservoir characterization. An important part of the multi-step procedure is accurate seismic processing to preserve...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3425785
... Seismic Advanced Modeling (SEAM) data. The results not only demonstrate the outperformance of the new algorithm over the conventional Cycle-GAN but also suggest its great potential for assisting other semi-supervised learning applications. Presentation Date: Wednesday, October 14, 2020 Session Start...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3427717
... migration: Imaging results from Perdido fold belt and AVO analysis over SEAM model Eray Kocel*, Jason Thekkekara, Xin Cheng, and Zhen Xu, WesternGeco Summary to a relatively accurate approximation of a two-way wave equation, can provide improved and more stable results in Reverse time migration (RTM) has...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, October 11–16, 2020
Paper Number: SEG-2020-3427832
..., and/or the overburden complicated. Previous study showed that VVAZ and Amplitude-Variation-versus-Azimuth (AVAZ) analyses applied to the SEAM II Barrett dataset after commercial data processing were deemed to be unsuccessful in detecting the orthorhombic anisotropy in the two reservoir intervals. In order to find out...
Journal Articles
SPE Res Eval & Eng 23 (03): 854–864.
Paper Number: SPE-191904-PA
Published: 13 August 2020
...Simone Rattazzi; Alan Hansen Summary Building a representative static model for predicting and monitoring the performance of coal-seam gas (CSG) fields presents several complex and unique challenges. The individual reservoirs possess different coal architectures, often with highly complex seam...
Proceedings Papers

Paper presented at the 54th U.S. Rock Mechanics/Geomechanics Symposium, June 28–July 1, 2020
Paper Number: ARMA-2020-1453
... of the time-dependent deformation of mining subsidence in the existing mining area and the new mining area of the Zhujiao mine is carried out to determine the value of ground surface subsidence and the scope of subsidence area. The influence of time-dependent deformation of coal seam mining on the Yuecheng...
Proceedings Papers

Paper presented at the 54th U.S. Rock Mechanics/Geomechanics Symposium, June 28–July 1, 2020
Paper Number: ARMA-2020-1781
... in a coal seam is still not popular. On the basis of the elastic mechanics theory, the initial geostress field is superimposed with the pulse stress field, and a perfectly matched layer (PML) is introduced in this study. The numerical model of stress field in pulse fracturing in a coal seam is established...
Proceedings Papers

Paper presented at the 54th U.S. Rock Mechanics/Geomechanics Symposium, June 28–July 1, 2020
Paper Number: ARMA-2020-1319
... conditions, and implementation of alternative mine designs and operating procedures for controlling stress, seismicity and stability. This program has been successful for safe extraction of two-seam reserves under stiff stratigraphic conditions at depths approaching 2600-ft locally. The rock mechanics...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2020, June 14–19, 2020
Paper Number: ISRM-EUROCK-2020-096
... Abstract The cleats in coal seams have a great influence on the hydraulic fracturing. In this paper, the distribution of cleats in coal seams is simulated with descending cascade process and the Monte-Carlo method, characterized with the cleats' midpoint distribution ( D c ) and the fractal...
Proceedings Papers

Paper presented at the 5th ISRM Young Scholars' Symposium on Rock Mechanics and International Symposium on Rock Engineering for Innovative Future, December 1–4, 2019
Paper Number: ISRM-YSRM-2019-163
... Abstract Under the condition of fully mechanized horizontal sublevel caving mining in steeply inclined and extra-thick seam, the problem of disaster caused by strong rock pressure is becoming increasingly prominent, which seriously restricts the safe production of the mine. It is urgent...

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