Results 121 to 130 of about 24,090 (252)

Progress and insights from worldwide deep coalbed methane exploration and development

open access: yesShiyou shiyan dizhi
Since 2021, China has achieved significant breakthroughs in deep coalbed methane (CBM) exploration and development, making it a strategic resource for increasing natural gas reserves and production. To further support the high-quality development of deep CBM in China, it is urgent to study the CBM resource endowments and exploration and development ...
Jiaqi ZHANG   +5 more
openaire   +1 more source

Characterization of brittleness property for deep coalbed methane reservoirs based on ultrasonic test data

open access: yes矿业科学学报
To explore the brittleness and its anisotropy of deep coalbed methane reservoir, the effects of parameters such as the total content of organic matter and clay and the preferred orientation degree, equivalent porosity and pore aspect ratio on the ...
GUO Yonghong   +6 more
doaj   +1 more source

Study of the Methane Adsorption Characteristics in a Deep Coal Reservoir Using Adsorption Potential Theory

open access: yesApplied Sciences
The gas adsorption characteristics in deep coal reservoirs are the focus of deep coalbed methane geology research. In order to reveal the adsorption characteristics in deep coal reservoirs and quantitatively characterize the amount of adsorbed methane in
Zhengjiang Long   +4 more
doaj   +1 more source

A model for enhanced coal bed methane recovery aimed at carbon dioxide storage: The role of sorption, swelling and composition of injected gas [PDF]

open access: yes, 2018
Numerical simulations on the performance of CO2 storage and enhanced coal bed methane (ECBM) recovery in coal beds are presented. For the calculations, aone-dimensional mathematical model is used consisting of mass balances describing gas flow and ...
Mazzotti, Marco   +2 more
core  

Damage Mechanism of Deep Coalbed Methane Reservoir and Novel Anti-Waterblocking Protection Technology

open access: yesProcesses
Coalbed Methane (CBM) accounts for about 5% of China’s domestic gas supply, which has been regarded as one of the most promising energies for alleviating the energy supply–demand imbalance. Deep CBM reservoirs have the characteristics of low permeability, low porosity, and low water saturation, which easily experience reservoir damage during the ...
Wei Wang   +7 more
openaire   +1 more source

Evaluation of Deep Coalbed Methane Potential and Prediction of Favorable Areas within the Yulin Area, Ordos Basin, Based on a Multi-Level Fuzzy Comprehensive Evaluation Method

open access: yesProcesses
The research on the deep coalbed methane (CBM) in the Ordos Basin is mostly concentrated on the eastern margin of the basin. The geological resources of the Benxi Formation in the Yulin area, located in the central-eastern part, cover 15,000 × 108 m3 ...
Keyu Zhou   +6 more
semanticscholar   +1 more source

Current status and development trends of deep coalbed methane research in China

open access: yesShiyou shiyan dizhi
Deep coalbed methane (CBM) possesses enormous resource potential and is essential for increasing unconventional natural gas reserves and production on a large scale in China. To understand the current status of CBM research and development in China, systematic retrieval and classification of deep CBM-related publications are conducted using the China ...
Wei JU   +6 more
openaire   +1 more source

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