CLEAT

作品数：12被引量：49H指数：4
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相关领域：化学工程更多>>
相关作者：郑德庆凌标灿郑贵强朱雪征连会青更多>>
相关机构：华北科技学院更多>>
相关期刊：《Petroleum Science》《International Journal of Agricultural and Biological Engineering》《Journal of Rock Mechanics and Geotechnical Engineering》《Frontiers in Energy》更多>>
相关基金：国家自然科学基金中央高校基本科研业务费专项资金国家科技重大专项更多>>
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Dual-scale insights of two-phase flow in inter-cleats based on microfluidics:Interface jumps and energy dissipation
《International Journal of Mining Science and Technology》2025年第3期451-465,共15页Jicheng Zhang Dawei Lv Jon Jincai Zhang Feng Wang Dawei Yin Haiyang Yu 
the financial support from the National Natural Science Foundation of China (No.42102127);the Postdoctoral Research Foundation of China (No.2024 M751860)。
Cleat serves as the primary flow pathway for coalbed methane(CBM)and water.However,few studies consider the impact of local contact on two-phase flow within cleats.A visual generalized model of endogenous cleats was c...
关键词：Inter-cleat MICROFLUIDICS Two-phase flow Dual-scale Interface jump Inertial effect 
Na_(3)P interphase reduces Na nucleation energy enabling stable anode-less sodium metal batteries
《Journal of Energy Chemistry》2024年第9期448-455,共8页Haizhao Yang Haifeng Lv En Zhou Xiaohao Ji Chunnian Chen Haolei Yu Zhaowei Sun Dawei Zhang Hongchang Jin Xianghua Kong Hengxing Ji 
funding support from the National Natural Science Foundation of China (22125902, 22109150, 22279126, U2032202, and 21975243);the DNL cooperation Fund, CAS (DNL202020);the National Key R&D Program of China (no. 2022YFA1504101);the Anhui Provincial Natural Science Foundation (2108085QB65)
Sodium metal batteries(SMBs)are rising as viable alternatives to lithium-ion systems due to their superior energy density and sodium's relative abundance.However,SMBs face significant impediments,particularly the exce...
关键词：Anode-less Phosphorus anode Nucleation buffer layer Sodium metal Dendrite-free 
Geological characteristics and exploration breakthroughs of coal rock gas in Carboniferous Benxi Formation,Ordos Basin,NW China被引量：4
《Petroleum Exploration and Development》2024年第2期262-278,共17页ZHAO Zhe XU Wanglin ZHAO Zhenyu YI Shiwei YANG Wei ZHANG Yueqiao SUN Yuanshi ZHAO Weibo SHI Yunhe ZHANG Chunlin GAO Jianrong 
Supported by the PetroChina Science and Technology Major Project(2023ZZ18-03);Changqing Oilfield Major Science and Technology Project(2023DZZ01)。
To explore the geological characteristics and exploration potential of the Carboniferous Benxi Formation coal rock gas in the Ordos Basin,this paper presents a systematic research on the coal rock distribution,coal ro...
关键词：coal rock gas coalbed methane medium-to-high rank coal CLEAT Ordos Basin Carboniferous Benxi Formation risk exploration 
A three-dimensional feature extraction-based method for coal cleat characterization using X-ray μCT and its application to a Bowen Basin coal specimen
《Journal of Rock Mechanics and Geotechnical Engineering》2024年第1期153-166,共14页Yulai Zhang Matthew Tsang Mark Knackstedt Michael Turner Shane Latham Euan Macaulay Rhys Pitchers 
Cleats are the dominant micro-fracture network controlling the macro-mechanical behavior of coal.Improved understanding of the spatial characteristics of cleat networks is therefore important to the coal mining indust...
关键词：Cleat separation Cleat statistics Feature extraction Discrete fracture network(DFN)modeling 
Measurement of stiffness and damping coefficient of rubber tractor tires using dynamic cleat test based on point contact model
《International Journal of Agricultural and Biological Engineering》2021年第1期157-164,共8页Hogil Yoo Jooseon Oh Woo-Jin Chung Hyun-Woo Han Ji-Tae Kim Young-Jun Park Yoonna Park 
This research was supported by the Basic Science Research Program through the National Research Foundation of Korea(NRF)funded by the Ministry of Education(Grant No.2019R1F1A1059712).
The ride vibration of a tractor is affected mostly by the stiffness and damping coefficient of the seat suspension,cabin suspension,cabin rubber mounts,and rubber tires.However,in the case of rubber tractor tires,the ...
关键词：ride vibration rubber tractor tire STIFFNESS damping coefficient cleat test point contact model 
Dependence of fluid flow on cleat aperture distribution and aperture–length scaling: a case study from Gondwana coal seams of Raniganj Formation, Eastern India被引量：3
《International Journal of Coal Science & Technology》2020年第1期133-146,共14页Krishanu Bandyopadhyay Jyotirmoy Mallik Trishit Ghosh 
This is part of KB's doctoral research.This work is also a part of the pilot project for a project proposal(Project No:154)submitted to The Ministry of Earth Sciences(MoES);Government of India.The authors are grateful to the Indian Institute of Science Education and Research Bhopal(IISERB)for funding the necessary equipment and providing logistical support;We thank Coal India Limited(CIL)for their support and access to coal mines of Raniganj and Barakar coal fields;The authors are also thankful to Prof.S.K.Tandon of the Department of Earth and Environmental Sciences,USER Bhopal(Grant No.INST/EES/2016037);three anonymous referees and the Editor for their valuable comments that helped immensely to improve the manuscript;The authors have no conflict of interest while publishing this study.
Dimensions and mutual relationships amongst fracture(cleat)parameters such as maximum aperture width,average aperture width,length,spacing etc.control the connectivity within a fracture network and the fluid flow in a...
关键词：CBM CLEAT Coal PERMEABILITY Raniganj 
Experimental investigation of propagation mechanisms and fracture morphology for coalbed methane reservoirs被引量：6
《Petroleum Science》2018年第4期815-829,共15页Chi Ai Xiao-Xuan Li Jun Zhang Dan Jia Wen-Jing Tan 
funded by the National Science and Technology Major Project of China (2016ZX05046004-003);Northeast Petroleum University Innovation Foundation for Postgraduate (YJSCX2017-010NEPU and YJSCX2017-009NEPU)
Fracture propagation mechanisms in coalbed methane(CBM) reservoirs are very complex due to the development of the internal cleat system. In this paper, the characteristics of initiation and propagation of hydraulic fr...
关键词：Coalbed methane reservoir Butt cleat Propagation mechanisms Fracture morphology Step-like fractures 
核磁共振实验技术在煤孔径分析中的应用被引量：14
《华北科技学院学报》2014年第4期1-7,共7页郑贵强 凌标灿 郑德庆 连会青 朱雪征 
国家科技重大专项"深煤层储层物性及地质因素研究(2011ZX05042-001)";国家自然科学基金(41072188);中央高校基本科研业务费(3142014001;3142013096;3142014025)
通过对唐山矿、赵各庄矿、望峰岗矿所采27个煤样进行T2核磁共振实验,对实验产生的T2核磁共振谱进行分析,分别得到了三个煤矿的孔隙、裂隙发育情况以及孔隙、裂隙之间的连通性情况。本研究为孔、裂隙的研究及煤层气的赋存和开发利用提供...
关键词：煤层气 核磁共振 T2弛豫曲线 孔隙 裂隙(割理) 渗透性 HOLE crack(cleat) 
The coal cleat system:A new approach to its study被引量：1
《Journal of Rock Mechanics and Geotechnical Engineering》2014年第3期208-218,共11页C.F. Rodrigues C. Laiginhas M. Fernandes M.J. Lemos de Sousa M.A.P. Dinis 
Fundao Fernando Pessoa/Fernando Pessoa University for supporting this investigation in the scope of the GIAGEB-Global Change, Energy, Environment and Bioengineering Research Unit
After a general analysis regarding the concept of coal ＂cleat system＂, its genetic origin and practical applications to coalbed methane （CBM） commercial production and to C02 geological sequestration projects, the...
关键词：Coalbed methane （CBM）Coal cleat systemCoal seamGeographic information system （GIS）Gas flowC02 geological sequestration 
Hydraulic fracture initiation theory for a horizontal well in a coal seam被引量：19
《Petroleum Science》2013年第2期219-225,共7页Hou Bing Chen Mian Wang Zheng Yuan Jianbo Liu Ming 
the financial support from the National Natural Science Foundation of China(No.51204195,No.51074171 and No.51274216)
A series of experiments were pertbrmed to determine rock mechanical parameters related to hydraulic fracturing of coal. The effect of confining pressure and pore pressure on the strength of coal was stt, died. Experim...
关键词：Hydraulic fracturing coal seam transversely isotropic fracture initiation CLEAT naturalfracture 
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