Results 111 to 120 of about 24,090 (252)

Visualizing and Quantifying Fluid Flow in Multi-Coal Reservoirs Using Three-Dimensional Monitoring Data

open access: yesEnergies
To investigate the three-dimensional spatial distribution characteristics of fluids during the combined production of coalbed methane from multi-coal reservoirs (MCR), a physical simulation test platform was established, and a quantitative ...
Anxu Ding   +5 more
doaj   +1 more source

STUDY OF THE FORMATION MECHANISM OF GAS HYDRATES OF METHANE IN THE PRESENCE OF SURFACE-ACTIVE SUBSTANCES [PDF]

open access: yes, 2017
Досліджено вплив поверхнево-активних речовин на механізм утворення газових гідратів метану. Визначено значення критичної концентрації міцелоутворення (ККМ) розчинів дібутілфенола, обробленого окисом етилену (ДБ), а також синтанолів (ДС-10, ДС-20 ...
Bondarenko, V, Sai, K, Svietkina, O
core   +1 more source

Factors influencing the production of coalbed methane from deep reservoirs

open access: yesMeitian dizhi yu kantan
ObjectiveThe production characteristics of coalbed methane (CBM) from deep reservoirs differ significantly from those of CBM from shallow reservoirs. Key challenges in deep CBM production include maintaining reservoir permeability or minimizing permeability loss, enhancing CBM (CH4) desorption efficiency, and accurately predicting the laws of CH4 ...
Zhenzhi WANG   +4 more
openaire   +1 more source

Analysis on curtain slurry diffusion pattern and interception effect of inclined shafts in dynamic water sanding area

open access: yesYantu gongcheng xuebao
Typical hidden engineering characteristics exist for mining curtain grouting, especially in the complex geological conditions of inclined shaft in dynamic water sanding area, there is a greater blindness in the determination of its technical parameters ...
FAN Gangwei1, 2 , REN Chuangnan1 , ZHANG Dongsheng1, 2, MA Zhuang3, FAN Zhanglei1, 2, ZHANG Shizhong1, 2, HAN Xuesen1, XU Guangzheng
doaj   +1 more source

Modelling of methane extraction from abandoned coal mines

open access: yes, 2007
Imperial Users ...
Martinez Rubio, Ruben   +1 more
core  

Controlling Carbon Emissions. The Option of Carbon Sequestration. [PDF]

open access: yes, 2003
not availableJRC.F-Institute for Energy ...
PETEVES Stathis dimitris   +1 more
core  

Deep coalbed methane resource and its exploration and development prospect in East China

open access: yesYouqicang pingjia yu kaifa, 2023
Deep coalbed methane(CBM) development in East China is of great significance to ensure regional energy demand, optimize regional energy structure and realize the dual carbon goal. Based on the systematic investigation and previous works, the current situations of CBM extraction in East China were summarized, and the gas-bearing attributes and resources
openaire   +1 more source

Geological characteristics and resource potential of deep coalbed methane in Guizhou

open access: yesMeitan xuebao
Accelerating the exploration and development of deep ( > 1 000 m)coalbed methane (CBM) resources is an important way for the large-scale development of CBM and an important development direction in recent years. Guizhou Province is rich in CBM resources, with a large proportion of deep CBM resources.
Zhaobiao YANG   +12 more
openaire   +1 more source

Lithofacies identification of deep coalbed methane reservoir based on high-resolution seismic inversion

open access: yesFrontiers in Earth Science
During the exploration and development of deep coalbed methane (CBM), delineating the thickness of coal seam and lithofacies of the roof and floor is one of the major challenging tasks. In past attempts, the prediction methods of these parameters have been limited to the conventional inversion.
Yu Qi   +5 more
openaire   +2 more sources

Effect of Reservoir Transformation on Fracture Expansion in Deep Coalbed Methane Reservoirs and Mechanism Analysis

open access: yesProcesses
This paper proposed a fracture propagation model of water-based fracturing based on seepage–stress–damage coupling, which was employed to analyse the effects of different water-based fracturing fluid properties and rock parameters on the propagation ...
Jun Liu, Qinghua Zhang, Yanyang Fan
semanticscholar   +1 more source

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