COALS

作品数：131被引量：462H指数：9
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Dual Control of Macrolithotype and Coal Structure on the Pore Parameters of Middle Jurassic Coals in the Southern Junggar Basin,NW China
《Acta Geologica Sinica(English Edition)》2025年第1期194-211,共18页HOU Haihai LIANG Guodong SHAO Longyi TANG Yue YAN Zhifeng 
supported by the National Natural Science Foundation of China(Grant No.42102223);the Chinese Postdoctoral Science Foundation(Grant Nos.2021M693844,2022T150284);the Chinese Geological Survey Project(Grant No.DD20160204-3);the discipline innovation team of Liaoning Technical University(Grant Nos.LNTU20TD-14,LNTU20TD-30)。
Coal pore parameters are closely related to macrolithotypes and coal structures,having a large influence over the gas potential and productivity of coalbed methane(CBM).The Middle Jurassic Xishanyao Formation,located ...
关键词：coalbed methane macrolithotype coal structure pore structure Southern Junggar Basin 
Study of methane and carbon dioxide adsorption-desorption hysteresis in coals from Sydney Basin:A theoretical and experimental approach
《International Journal of Mining Science and Technology》2024年第10期1453-1463,共11页Zhongbei Li Ting Ren Yuanping Cheng Xueqiu He Ming Qiao Dennis Black Kun Li Jan Nemcik 
provided by the China Scholarship Council(No.202006430006)and the University of Wollongong;supported by the ACARP Projects(Nos.C28006 and C35015);support from the Coal Services Health and Safety Trust(No.20661)。
Methane(CH_(4))and carbon dioxide(CO_(2))are primary components of coal seam gas(CSG).Understanding their adsorption-desorption hysteresis characteristics,along with the fundamental mechanism,is crucial for CSG exploi...
关键词：METHANE Carbon dioxide Adsorption-desorption hysteresis Size effect Coal and gas outburst 
Features of rare earth elements geochemistry in coals of Central Kazakhstan
《Acta Geochimica》2024年第5期876-888,共13页Aiman Nygmetovna Kopobayeva Altynay Amangeldikyzy Gulim Galymzhanovna Blyalova Nazym Srajadinkyzy Askarova 
funded by the Science Committee of the Ministry of Science and Higher Education of the Republic of Kazakhstan(Grant No.AP13067779)。
This research presents the results of a comprehensive study of mineralogical and geochemical features of REE distribution in coals of Central Kazakhstan deposits—Karaganda coal basin and Shubarkol deposit,which have ...
关键词：Coal REE Impurity elements Accumulation conditions Concentration factors 
The abundance,distribution,and enrichment mechanism of harmful trace elements in coals from Guizhou,Southwestern China被引量：1
《Acta Geochimica》2024年第5期889-903,共15页Hui Hou Wei Cheng Ruidong Yang Yan Zhang 
supported by National Natural Science Foundation of China(No.51964009)。
Coal seams can enrich a variety of harmful trace elements under specific geological conditions.The spatial distribution of harmful trace elements in coal is extremely uneven,and the distribution characteristics of eac...
关键词：Harmful trace elements Distribution characteristics Enrichment law Geological and geochemical features GUIZHOU 
Spectral signatures of solvent-extracted macromolecules in Indian coals of different rank: Insights from fluorescence excitation-emission matrix
《International Journal of Coal Science & Technology》2024年第5期107-120,共14页Archchi Sarkar Uttam Kumar Bhui Krittibas Das Sudip Bhattacharyya Jitendra Kumar Darshan Halari 
Solvent-extracted fractions of six Indian coal samples of different ranks were investigated using multiple geochemical,petrological and spectroscopic proxies and an attempt was made to indicate possible fingerprint re...
关键词：Solvent extraction Indian coal Fluorescence spectroscopy UV-visible absorption spectroscopy Excitationemission matrix 
Geochemistry of Cenozoic coals from Sarawak Basin, Malaysia: implications for paleoclimate, depositional conditions, and controls on petroleum potential
《International Journal of Coal Science & Technology》2024年第4期104-141,共38页Lanre Asiwaju Khairul Azlan Mustapha Wan Hasiah Abdullah Say Gee Sia Mohammed Hail Hakimi 
Lanre Asiwaju received a scholarship for doctorate study from the Nigerian Government through the Petroleum Technology Development Fund(PTDF).
Forty Tertiary coals from Mukah-Balingian and Merit-Pila coalfields of the Sarawak Basin,Malaysia were investigated using bulk and molecular geochemical techniques such as proximate analysis,gas chromatography-mass sp...
关键词：Humic coal Sarawak Basin PALEOCLIMATE Paleoflora-Depositional environment Petroleum potential 
Comparative study on different coals from the Lorraine basin (France) by sorption isotherms, thermogravimetric analysis and breakthrough curves for CO_(2)-ECBM recovery
《International Journal of Coal Science & Technology》2024年第4期85-103,共19页Franck Amoih Gisele Finqueneise Thierrv Zimny Sandrine Bourrelly Odile Barres Dragan Grgic 
financed by the REGALOR project(Ressources Gazieres de Lorraine).
The enhanced coalbed methane recovery using CO_(2) injection(CO_(2)-ECBM)is widely proposed as a way of achieving the energy transition and reducing atmospheric CO_(2),in areas such as the Lorrain basin in France,wher...
关键词：CO_(2)-ECBM Geological storage Adsorption capacity COAL 
Overview of coals as carbon anode materials for sodium-ion batteries
《Clean Energy》2024年第4期197-218,共22页Junli Kong Zhijiang Su Chunwei Dong Quanbin Chen Guanghong Pan 
supported by the National Energy Group Project(Grant No.S930023077).
Energy storage is an important technology in achieving carbon-neutrality goals.Compared with lithium-ion batteries,the raw materials of sodium-ion batteries are abundant,low-cost,and highly safe.Furthermore,their cost...
关键词：COALS sodium-ion batteries anodes structure controls de-ashing process 
Effects of Temperature and Liquid Nitrogen(LN2)on Coal’s Mechanical and Acoustic Emission(AE)Properties
《Fluid Dynamics & Materials Processing》2024年第6期1181-1202,共22页Teng Teng Yuhe Cai Linchao Wang Yanzhao Zhu 
the National Natural Science Foundation(52004285);Fundamental Research Funds for the Central Universities from China University of Mining and Technology-Beijing(JCCXXNY06);the Open Fund of State Key Laboratory Cultivation Base for Gas Geology and Gas Control(Henan Polytechnic University)(WS2021A03).
Liquid nitrogen has shown excellent performances as a good fracturing medium in the extraction of unconventional natural gas,and its application in coalbed methane extraction is currently a research hotspot.This study...
关键词：Liquid nitrogen fracturing three-point bending experiment mechanical characteristics 
Microwave irradiation-induced alterations in physicochemical properties and methane adsorption capability of coals:An experimental study using carbon molecular sieve
《Chinese Journal of Chemical Engineering》2024年第4期165-180,共16页Xuexiang Fu Xing Tang Yi Xu Xintao Zhou Dengfeng Zhang 
supported by the National Natural Science Foundation of China(42272202 and 52264001);the Yunnan Fundamental Research Projects(202201AT070144);the Yunnan Ten Thousand Talents Plan Young&Elite Talents Project(YNWRQNBJ-2019-164);Training Programmes of Innovation and Entrepreneurship for Undergraduates of Yunnan Province(S202210674128).
In order to comprehend the applicability of microwave irradiation for recovering coalbed methane,it is necessary to evaluate the microwave irradiation-induced alterations in coals with varying levels of metamorphism.I...
关键词：Microwave irradiation Physicochemical property Coal matrix ADSORPTION Carbon molecular sieve 
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