Results 111 to 120 of about 8,734 (226)

Mining nonterrestrial resources: Information needs and research topics [PDF]

An outline of topics we need to understand better in order to apply mining technology to a nonterrestrial environment is presented. The proposed list is not intended to be complete.
Daemen, Jaak J. K.
core   +1 more source

Multi-dimensional constraint-based coal mining machine cutting path planning technology

Meitan xuebao
The cutting path planning technology for coal mining machines is one of the key technologies for achieving intelligent mining in fully mechanized mining faces.
Shuyang SONG, Shibo WANG, Yun WANG, Lijie WANG, Dongshuai SONG   +4 more
doaj   +1 more source

Research of straightness control system of fully-mechanized coal mining face

Gong-kuang zidonghua, 2015
The paper analyzed main methods of straightness control of fully-mechanized coal mining face and introduced working principle of straightness control. It used laser alignment sensor to design straightness control system in coal mining face, so as to achieve straightness control of hydraulic support.
openaire   +1 more source

Англійська мова для навчання і работи. Навчальний посібник з англійської мови за професійним спрямуванням для студентів і фахівців галузі знань 0503 Розробка корисних копалин Т 1 [PDF]

, 2010
A coursebook includes all the activities of students’ work at ESP course aimed at development of language behaviour necessary for effective communication of students in their study and specialism areas.
Зуєнок, І.І., Кострицька, С.І., Поперечна, Н.В., Швець, О.Д.   +3 more
core  

Strata behavior in longwall mining at greater depths [PDF]

, 2012
This thesis presents the overview of problems of underground coal mining at greater depth and reserve position of coal in India. Various strata control issues relate to stress distribution around the longwall panels at depths approaching 900m in ...
Singh, Deepanshu
core  

Research on information model of coal mine fully mechanized mining equipment based on industrial Internet

Gong-kuang zidonghua
The equipment for coal mine fully mechanized working faces comes from different manufacturers, with inconsistent interfaces, different data systems and business logic, resulting in data barriers and slow data exchange between systems.
PAN Wenlong, LI Shengjun, GAO Quanjun, YANG Luyu, LIU Qingfu, ZHANG Heming   +5 more
doaj   +1 more source

Simulation research on motion of three machines on fully mechanized coal mining face

Gong-kuang zidonghua, 2018
In view of problems that current simulation research on motion of three machines on fully mechanized mining face could not display single-machine motion state in detail, and linkage process of a single unit was rarely involved, geometric model of three machines were established using virtual machine technology.
HAN Feijuan, REN Fang, YANG Zhaojian, XIE Jiacheng   +3 more
openaire   +1 more source

Automation of the longwall mining system [PDF]

Cost effective, safe, and technologically sound applications of automation technology to underground coal mining were identified. The longwall analysis commenced with a general search for government and industry experience of mining automation technology.
Aster, R. W., Harris, J., High, J., Zimmerman, W.   +3 more
core   +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

Design of Automatic Combination Cutting-and-conveying Unit of Fully Mechanized Coal Face

Gong-kuang zidonghua, 2011
In order to improve automation level and production efficiency of fully mechanized coal face, the paper proposed a design scheme of automatic combination cutting-and-conveying unit of fully mechanized coal face.
GONG Fu-zhang, WU Qing, RONG Liang, YU Xi-yang, HE Jia-jian, CHEN Zhuo   +5 more
doaj