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CBM case histories

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Proceedings Papers

Paper presented at the 49th U.S. Rock Mechanics/Geomechanics Symposium, June 28–July 1, 2015
Paper Number: ARMA-2015-751
... reservoir geomechanical simulations were history matched to provide insight into stress field ARMA 15-751 Borehole stability analysis using results from full field reservoir geomechanical simulation: a CBM case history Deisman, N.D. University of Alberta, Edmonton, Alberta, Canada Chalaturnyk, R.J...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, November 15–17, 2011
Paper Number: IPTC-14704-MS
... cbm exploitation Imaging receiver international petroleum technology conference velocity change acquisition exploitation Thickness information coal structure profile 1 Abstract Fundamental to successfully developing coal seam gas prospects is the ability to image fine scale structure...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 22–25, 1995
Paper Number: SPE-30578-MS
... in for a buildup of several hours to several days. Gas 488 .SPE 30S78 WELL TESTING IN COALBED METHANE (CBM) WELLS: 3 AN ENVIRONMENTAL REMEDIATION CASE HISTORY production during the pump tests was negligible. Basic geological and engineering data for the tested wells and test results are summarized in Table 1. Good...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2019
Paper Number: IPTC-19185-MS
... and the result analysis. The data of case library covers the geological conditions, development history, main technology and economy of CBM field. The case library is based on the MVC development idea and adopts the object-oriented method. The analysis of data includes correlation analysis of single well...
Proceedings Papers

Paper presented at the SPE/CSUR Unconventional Resources Conference, October 20–22, 2015
Paper Number: SPE-175903-MS
.... , Campbell , R. , & Virues , C. 2015 . Borehole stability analysis using results from full field reservoir geomechanical simulation: a CBM case history . The 49th US Rock Mechanics /Geomechanics Symposium held in San Francisco , CA , June 29-July 1, 2015 . ARMA 15 – 751 . Deisman , N...
Proceedings Papers

Paper presented at the SPE/AAPG/SEG Asia Pacific Unconventional Resources Technology Conference, November 16–18, 2021
Paper Number: URTEC-208291-MS
... dynamics compared to the conventional oil and gas reservoirs. Typically, CBM field developments require many wells. The lower permeability coals are often developed with open-hole horizontal wells, which may have multiple laterals intersecting vertical wellbores. This introduces additional history...
Proceedings Papers

Paper presented at the SPE Eastern Regional Meeting, September 15–17, 2004
Paper Number: SPE-91482-MS
... performance prediction. To evaluate the reliability of the type curves for production prediction, two set of reservoir characteristics as summarized in Table 2 were considered. The parameters in Table 2 were used as input to CBM reservoir simulator to generate the production histories. The simulated gas...
Proceedings Papers

Paper presented at the SPE Oil and Gas India Conference and Exhibition, March 28–30, 2012
Paper Number: SPE-153971-MS
... the initial Qw with time in all CBM simulation as a depressurization event is a difficult proposition as interruption in Qw, coupled with Wp bookkeeping are often very subjective. However, permeability/volume modifiers within acceptable limits led to replicating near history of Qg and Gp. The prediction...
Proceedings Papers

Paper presented at the SPE Unconventional Resources Conference and Exhibition-Asia Pacific, November 11–13, 2013
Paper Number: SPE-167005-MS
...-if’ scenarios relating to operators' CBM reservoirs. Today, multi-million cell reservoir simulation models are the norm. One example of how accurate simulation models can be developed for enhanced production in CBM is found in North America. In this particular case, the aim was to optimise gas recovery from...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, December 10–12, 2014
Paper Number: IPTC-18103-MS
... Abstract This paper presents a case study in the application of an advanced production data analysis (PDA) technique for coalbed methane (CBM) through the use of stochastic single-well history matching (SWHM) as a method that enables the exhaustive identification of the range of reservoir...
Proceedings Papers

Paper presented at the SPE Oil and Gas India Conference and Exhibition, April 9–11, 2019
Paper Number: SPE-194686-MS
... investigation drainage area stimulation activity water production rate CBM Well production profile In this study, we present results of 4 groups of wells (subject and offset well) in which clear evidences of interference were observed. Examples for the following cases in which communication between...
Proceedings Papers

Paper presented at the Canadian Unconventional Resources Conference, November 15–17, 2011
Paper Number: SPE-148952-MS
... case (b): History-matching the actual field data (a fractured vertical well in San Juan Basin) using a single bi-wing hydraulically fractured vertical well model and calibrating the resulting model against the history-matching results of F.A.S.T CBM TM analytical model. In calibration...
Proceedings Papers

Paper presented at the SPE/EAGE European Unconventional Resources Conference and Exhibition, February 25–27, 2014
Paper Number: SPE-167766-MS
... Abstract This paper presents a detailed case study of using surface to in-seam wells to develop a major coalbed methane (CBM) field in the Bowen Basin of Australia. This study was novel in that special emphasis was given to quantification of subsurface property uncertainty and modeling...
Proceedings Papers

Paper presented at the SPE Eastern Regional Meeting, September 23–25, 2009
Paper Number: SPE-125929-MS
... for 2-phase CBM wells that includes the transformation of the well production and flowing pressure data into dimensionless type-curve and flowing material balance coordinates using outputs from the simulator used to history-match the production data. Both simulated and field cases are analyzed...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, October 22–24, 2013
Paper Number: SPE-165924-MS
.... Cox , D.O. , Young , G.B.C , and Bell , M.J. 1995 . Well Testing in Coal Bed Methane (CBM) Wells: An Environmental Remediation Case History . SPE paper 30578 presented at the Annual Technical Conference and Exhibition , Dallas, Texas, USA , 22-25 October . Harfoushian , J...
Proceedings Papers

Paper presented at the SPE Eastern Regional Meeting, September 14–16, 2005
Paper Number: SPE-97957-MS
... of CBM reservoirs. Often, the number of variables needed for evaluation of a given prospect isgreater than that typically measured. In such cases, parametric studies areconducted to evaluate the impacts of reservoir properties on recovery factor, well performance, and future revenues. However, parametric...
Proceedings Papers

Paper presented at the International Petroleum Technology Conference, March 26–28, 2013
Paper Number: IPTC-17137-MS
... dataset. It is also possible to find a correlation between Langmuir Pressure and Langmuir Volume as shown in Figure 6. However, in many cases a constant value of Langmuir Pressure is used. Permeability in CBM reservoirs is a function of the cleat appeture size, which in turn is a function of the stresses...
Proceedings Papers

Paper presented at the North Africa Technical Conference and Exhibition, April 15–17, 2013
Paper Number: SPE-164758-MS
... Hydraulic fracturing is a commonly employed stimulation technique in coal bed methane (CBM) wells. To optimize fracture design parameters for maximum economic benefit, accurate coal seam pressure and permeability measurements are required. Wireline-deployed formation testers with a straddle...
Proceedings Papers

Paper presented at the SPE Asia Pacific Unconventional Resources Conference and Exhibition, November 9–11, 2015
Paper Number: SPE-176869-MS
... is used to history-match production data from an actual horizontal well completed in a low permeability, undersaturated, western Canadian CBM reservoir. Further, the match is compared to that obtained from rigorous numerical simulation. The history-match of the field data is reasonable with the new model...
Proceedings Papers

Paper presented at the SPE Unconventional Resources Conference and Exhibition-Asia Pacific, November 11–13, 2013
Paper Number: SPE-167096-MS
.... Figure 1 showing the location of Raniganj East CBM field on India map. Figure 1 Raniganj East CBM Field, India The major factors contributing to casing design in a CBM well are the volume of water to be produced, depth, pressure required to hydraulically fracture the coal seams...

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