Results 111 to 120 of about 1,747 (203)

Mechanism of instability induced scour of thick hard rock-coal pillar structure in deep fully mechanized working face with large mining height

Yantu gongcheng xuebao
The instability-induced rockburst of thick hard rock stratum-coal pillar structure is a typical rockburst mode in Ordos deep mining area, and its mechanism is still unclear.
ZHANG Xiang 1, ZHU Sitao 1, 2, JIANG Fuxing 1, LIU Jinhai 1, ZHU Quanjie 3, SHI Xianfeng 3, HAN Gang 4, WEI Xiaohu 5, CAO Jinglong 4, QU Xiaocheng 6
doaj   +1 more source

Design of embedded monitoring and control platform of conveyor equipment of fully mechanized coal face of coal mine

Gong-kuang zidonghua, 2014
For problems of complex hardware structure, high cost, oversized and non-ideal heat dissipation existed in current domestic monitoring and control system of conveyor equipment of fully mechanized coal face of coal mine, a design scheme of monitoring and control platform of conveyor equipment of fully mechanized coal face based on embedded technology ...
DU Yan, MENG Guoying, ZHANG Hanwen, ZHANG Miaotian, FENG Yu   +4 more
openaire   +1 more source

Technology of Fully-mechanized Top Coal Caving Face Passing Through Mine Abandoned Roadway in Chengzhuang Coal Mine

Meikuang Anquan, 2020
For the characteristics of the two empty lanes which are parallel empty roadways in front of 3311 fully mechanized caving face in Chengzhuang Mine and empty roadway in roof, and the problems that overhanging support pressure overlaps, the mine pressure appears severely and the roof collapses, etc, filling empty lane is a reasonable way to pass empty ...
openaire   +1 more source

Research on Hydraulic Support Selection of Unmanned Fully-mechanized Coal Mining Face [PDF]

Proceedings of the 2016 7th International Conference on Mechatronics, Control and Materials (ICMCM 2016), 2016
Lizhi Zhang, Xuewen Li, Yongsheng Yang
openaire   +1 more source

Research status and prospect of shearer positioning technology on fully mechanized coal mining face

Gong-kuang zidonghua, 2017
On the basis of development status of shearer positioning technology on fully mechanized coal mining face at home and abroad, characteristics of conventional shearer positioning technology, shearer positioning technology based on strapdown inertial navigation, shearer positioning error compensation technology based on strapdown inertial navigation, and
XIA Ting, LI Wei, WANG Chao, LI Yuche
openaire   +1 more source

Navigation and control of continuous mining systems for coal mining. [PDF]

"The primary focus of the U.S. Bureau of Mines (USBM) is to make mining safer and more healthful for mine workers. The USBM research program is developing technology that will allow computer-assisted operation of mechanized equipment normally used in ...

core  

Intelligent Monitoring and Dynamic Regulation Equipment and Software Development for the Equal-Pressure Fully Mechanized Mining Face in the Sandaogou Coal Mine. [PDF]

Sci Rep
Wang Z, Liu L, Yuan Q, Li W, Wang D, Zhao D, Li Y, Pan J, Qiu C.   +8 more
europepmc   +1 more source

Water hazard prevention technology for confined mining beneath dual extremely thin aquicludes in roof and floor. [PDF]

Sci Rep
Wang G, Yin S, Cao M, Zhong C, Hu S, Yang C, Wu M.   +6 more
europepmc   +1 more source

Evolution and dip effect of boundary spatial morphology of top-coal limit equilibrium zone in steeply dipping coal seam. [PDF]

Sci Rep
Wu X, Chi X, Lang D, Wu Y, Zhang Z, Chen S.   +5 more
europepmc   +1 more source

Study on mechanism of air distribution volume's influence on airflow, dust migration and spray dust reduction in fully mechanized caving face. [PDF]

Sci Rep
Hongjie Z, Shaocheng G, Tian Z, Deji J, Xi C, Xingyu C.   +5 more
europepmc   +1 more source