Results 101 to 110 of about 3,983 (210)

A Multi-Scale Modeling of CH4 and H2O Adsorption on Coal Molecules and the Water Blocking Effect in Coalbed Methane Extraction

open access: yesApplied Sciences, 2019
Coalbed methane (CBM) is of great economic value. However, at the same time, CBM is facing a multitude of technological challenges. The water blocking effect (WBE) is one of the physical effects that controls the production of CBM. To alleviation WBE, it
Yanhui Yang   +8 more
doaj   +1 more source

User guide for the BGS UK Coal Resource for New Exploitation Technologies (Version 1) dataset [PDF]

open access: yes, 2016
This report describes the Coal for New Technologies GIS dataset, which is a suite of data layers developed in 2004 by the British Geological Survey (BGS), with the assistance of Wardell Armstrong and Imperial College, London.
Gow, H.V., Myers, A.H., Smith, N.J.P.
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Changes in pore structure of coal caused by coal-to-gas bioconversion

open access: yesScientific Reports, 2017
Abstarct Microbial enhanced coalbed methane (ME-CBM) recovery is critically examined as a viable technology for natural gas recovery from coalbed methane (CBM) reservoirs.
Rui Zhang   +6 more
doaj   +1 more source

Prediction of favorable areas for low-rank coalbed methane based on Random Forest algorithm

open access: yesYouqicang pingjia yu kaifa, 2022
In China, low-rank coal and coalbed methane resources are abundant, meanwhile, as a kind of clean energy, the development and utilization of coalbed methane(CBM) can effectively alleviate the shortage of natural gas resources, but the commercial scale ...
CHEN Yue   +6 more
doaj  

CONSTRAINING THE MEAN RESIDENCE TIME AND FLOWPATH OF GROUNDWATER THROUGH COAL SEAMS USING NOBLE GASES [PDF]

open access: yes, 2018
Noble gases, specifically 4He concentrations, can be a useful tool for determining the rates of groundwater recharge, subsurface residence times, and groundwater flowpaths, especially in difficult to model complex formations such as fractured aquifers ...
Darland, Samuel
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Prediksi Kandungan Gas Metana Batubara Berdasarkan Formula “Kim” dengan Studi Kasus di Indonesia Bagian Barat [PDF]

open access: yes, 2013
Cadangan batubara sangat besar telah diketahui beradadi wilayah Indonesia bagian barat. Cadangan tersebutberasal dari 11 cekungan, yang tersebar mulai dariSumatera Utara, Jawa, hingga Kalimantan. Batubaradi wilayah tersebut pada umumnya berumur Tersier(2-
Sobarin, O. (Oeke)   +3 more
core   +1 more source

GIS based site ranking using neighbourhood analysis and comparison [PDF]

open access: yes, 2014
This paper presents a Geographical Information Systems (GIS)-based toolkit, developed for site comparison and ranking that can be used to facilitate the decision making process in second stage of the site selection process. The toolkit has been developed
Irfan, Muhammad   +3 more
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Особливості видобування нетрадиційного вуглеводневого газу з вугільних родовищ [PDF]

open access: yes, 2012
Нетрадиційний природний газ вугільних родовищ утворюється за відповідних термобаричних умов у надрах землі, у процесі перетворення торфу спочатку в буре, потім в кам`яне вугілля і антрацит.
Кондрат, О. Р.   +2 more
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High production indexes and key factors influencing coalbed methane (CBM) horizontal well productivity [PDF]

open access: yesProceedings of the 2016 5th International Conference on Energy and Environmental Protection (ICEEP 2016), 2016
Ning Wei   +5 more
openaire   +1 more source

Coal bed methane - Exploration of sorbed gas from coal seams [PDF]

open access: yes, 2015
Import 22/07/2015Tato práce se zabývá těžbou zemního plynu z uhelných slojí (Coal Bed Methane). Popisuje principy získávání uhelného metanu, jimiž jsou hydraulické štěpení a kavitace, vazby plynu v uhelné sloji a použitou techniku a technologii pro těžbu
Kůřil, Libor
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