Results 21 to 30 of about 174,498 (306)

Platform Design and Key Technology Application of Autonomous Haulage System in Open-pit Coal Mines

Kongzhi Yu Xinxi Jishu, 2022
In view of the problems of high-cost, high-risk and low efficiency existing in the transportation system of open-pit coal mines, this paper puts forward a platform construction idea of deep integration of information technology and mining technology, and
HE Aiping
doaj   +3 more sources

Hydrological conceptual model characterisation of an abandoned mine site in semiarid climate : the Sierra de Cartagena-La Unión (SE Spain) [PDF]

, 2010
A comprehensive study at Sierra de Cartagena-La Unión (SE Spain) abandoned mine site was carried out to characterise the regime and water quality of the groundwater system after the mine closure.
Candela Lledó, Lucila, Robles-Arenas, Virginia María   +1 more
core   +7 more sources

Research on intelligent fault diagnosis of mine belt conveyors based on multi-source signal fusion and BA-SMO

Gong-kuang zidonghua
At present, research on fault diagnosis of mine belt conveyors mainly focuses on three aspects: single-signal detection, traditional algorithm modeling, and multi-feature fusion.
LI Zhongfei, LIU Pengfei, SUN Yanhui, WANG Chuang, TAN Shenghu, MA Shuang, ZHANG Yunhe   +6 more
doaj   +1 more source

Comprehensive Treatment and Utilization Ideas of Environmental Geological Disasters in Mining City Open-pit Mine

Meikuang Anquan, 2020
In order to study the comprehensive treatment and utilization ideas of environmental geological disasters in mining city open-pit mines, the distribution of mining cities across the country have been investigated.
MIAO Haibin, ZHAO He, WANG Haiyang
doaj   +1 more source

Perspectives for the Transportless Mining Technology in Siberia and Far East Coal Deposits [PDF]

E3S Web of Conferences, 2019
In accordance with the long-term program for the coal industry development in Russia until 2030, the growth in the share of the Far East Federal District in the total coal production should be 2.5% compared to 2018.
Markov Sergey, Janočko Juraj, Tyulenev Maxim, Litvin Yaroslav   +3 more
doaj   +1 more source

Influence of coal spontaneous combustion on slope stability of high and steep open-pit mine and countermeasures

Meikuang Anquan, 2022
In order to explore the influence of coal seam spontaneous combustion process on slope stability, the slope slip process under different coal seam spontaneous combustion depths was simulated by using FLAC3D based on the engineering background of Hequ ...
LUO Ke, GAO Yu, ZHANG Bin
doaj   +1 more source

Controlled mining technology of multi-weak bedding down-dipping soft rock slope

Meikuang Anquan
Aiming at the problem of coal at the lower part of multi-weak bedding down-dipping soft rock slope, from the perspective of controllable slope deformation risk and the maximization of resource recovery, based on the analysis of geological data and weak ...
Jiao WANG, Qingdi CUI, Chengjiang LIANG, Daolong QU, Haiyang FENG, Hanquan LIU   +5 more
doaj   +1 more source

Discussion on the stability evaluation standard of a rock slope in a noncoal open-pit mine

工程科学学报, 2022
As an important way to obtain mineral resources, open-pit mining has accounted for about 77% of the total production of the mined iron ore, and about 52% of the total production of non-ferrous ore, indicating huge development potential.
Shun-chuan WU, Peng-bin HE, Hai-yong CHENG, Guang-he WANG, Xiao-qiang ZHANG, Zhong-xin ZHANG   +5 more
doaj   +1 more source

Research on characteristics and prediction of vehicle speed in open-pit mines based on spatiotemporal and meteorological factors

Gong-kuang zidonghua
Existing prediction models for vehicle speed in open-pit mines do not fully consider the influence of meteorological factors on operating speed. The data sample sets are insufficient to train or fine-tune deep learning models.
QU Daolong, FU Ensan, PAN Fei, LIU Hanquan, YANG Yanfeng, LIU Guangwei   +5 more
doaj   +1 more source

Technology and application of damage reduction mining and ecosystem restoration of open-pit coal mines in eastern grassland area

Meitan kexue jishu, 2023
The eastern grassland region is an important coal energy base in China, and coal development has made great contributions to the energy security supply of the northeast region and the economic development of China. In response to the problems of cold and
LI Quansheng, LI Lin
doaj   +1 more source