Results 11 to 20 of about 418 (160)

Research on key technology of intelligent fully mechanized caving face construction in Baode Coal Mine

Gong-kuang zidonghua, 2023
The current research achievements in the construction of intelligent fully mechanized caving face lack systematic implementation case for a specific fully mechanized caving face.
WU Xicang, ZHANG Xueliang, RUAN Jinlin, WANG Zhiqiang   +3 more
doaj   +1 more source

Automatic operation and manual intervention analysis system for intelligent fully mechanized caving face

Gong-kuang zidonghua, 2020
In the context of intelligent fully mechanized caving and mining, it is important to consider not only the cutting by the shearer, but also the coal caving at the back of the support and top coal recovery.
HAN Xiuqi, YANG Xiuyu, SUN Feng, ZHAO Dongsheng, HUO Dong   +4 more
doaj   +1 more source

Straightness solution of the fully mechanized working face based on VR and DT technology

Gong-kuang zidonghua, 2023
The straightness problem is one of the neck problems in the intelligent construction of the fully mechanized working face. The key to solve this problem is to obtain the position and posture of the scraper conveyor or hydraulic support group. At present,
YAN Zewen, XIE Jiacheng, LI Suhua, SHEN Weidong, WANG Yirong, WANG Xuewen   +5 more
doaj   +1 more source

Design of end controller for the electrohydraulic control system of intelligent working face hydraulic support

Gong-kuang zidonghua, 2023
With the continuous promotion of the construction of unmanned automated fully intelligent mechanized working faces, higher technical requirements have been put forward for the automation control function of the hydraulic support electrohydraulic control ...
ZHANG Xiaohai, TIAN Muqin, ZHANG Minlong, SONG Jiancheng, XU Chunyu, NIE Honglin, YANG Yongkai   +6 more
doaj   +1 more source

Research progress and prospect of wet dust control technology in fully mechanized excavation face

Meikuang Anquan, 2023
The ventilation of fully mechanized roadway in coal mine is easy to cause the rapid diffusion of dust, which makes it more difficult to control dust pollution. In order to improve the working environment of fully mechanized coal mining face, the progress
ZHU Xiaotong, HU Shengyong, SUN Jian, JIN Zijing, WANG Xiaoguang, DU Libo   +5 more
doaj   +1 more source

Features requirement elicitation process for designing a chatbot application

IET Networks, EarlyView., 2022
This article seeks to assist the chatbot community by outlining the characteristics that a chatbot needs to possess and explaining how to create a chatbot for a bank. In order to determine which capabilities are most crucial to ending users, a study of a small sample of chatbot users was conducted.
Nurul Muizzah Johari, Puteri N. E. Nohuddin, Ahmad Hanif Ahmad Baharin, Noor Azuddin Yakob, Mohammad Javad Ebadi   +4 more
wiley   +1 more source

Research status and development trend of visual processing technology for fully mechanized excavation systems

Gong-kuang zidonghua, 2023
Machine vision technology has the advantages of non-contact measurement, large amount of information acquisition, and strong data processing capability.
DU Yuxin, ZHANG He, WANG Shuchen, ZHANG Jianhua   +3 more
doaj   +1 more source

Progress and application of intelligent fluid supply technology in working face

Meitan kexue jishu, 2022
Intelligent fluid supply technology in working face is one of the core technologies of intelligent mining. In order to solve the requirements of high data transmission rate, high transmission stability and high data processing ability in the intelligent ...
Ran LI, Bo LIU, Dalong WANG, Jingbin CHEN, Tongcheng WANG, Rulin ZHOU, Jianqiang WANG, Kangkang ZHAO, Yuanzheng YU, Huaixin QIN, Mingliang LIU, Chao WANG   +11 more
doaj   +1 more source

Mathematical model of automatic following control in the middle of fully mechanized mining face

Gong-kuang zidonghua, 2016
With consideration of bi-directional cutting characteristics of fully mechanized mining face and analysis of coordinated control of shear, hydraulic support and scraper conveyor, a mathematical model was firstly proposed to describe curved path of ...
SHI Yong, LIN Jiang, CUI Zhifang, YUAN Xiaoqin   +3 more
doaj   +1 more source

Analysis and testing of wireless transmission attenuation in coal mine underground and research on the optimal operating frequency band

Gong-kuang zidonghua, 2023
The application of technologies such as 5G, UWB, ZigBee and WiFi6 in coal mine mobile communication, personnel and vehicle positioning, and wireless transmission has promoted coal mine safety production and intelligent construction.
SUN Jiping, LIANG Weifeng, PENG Ming, ZHANG Gaomin, PAN Tao, ZHANG Hou, LI Xiaowei   +6 more
doaj   +1 more source