Results 11 to 20 of about 836 (213)
Design of tension testing system of heavy scraper conveyor
Gong-kuang zidonghua, 2017 In view of problem that tension of scraper conveyor is difficult to effectively monitor in running process, a tension testing system of scraper conveyor based on finite element analysis was designed.
REN Wei +4 more
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Dynamic analysis of scraper conveyor operation with external loads [PDF]
MATEC Web of Conferences, 2017 A load to an armoured face conveyor (AFC) during coal mining is changeable and very difficult or even impossible to be predicted. Changes of the load to the upper scraper chain affect the load of the driving motor and generate changes in a scraper chain ...
Świder Jerzy +2 more
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Simulation research on control system of CST for scraper conveyor
Gong-kuang zidonghua, 2016 Start characteristics and electro-hydraulic servo control characteristics of CST for scraper conveyor were analyzed, compositions and working principles of both CST and its control system were introduced.
WANG Yabin, LIAN Zisheng, CUI Hongwei
doaj +3 more sources
Applied Sciences (Switzerland), 2023 In order to solve the key technical problem of accurate perception of the straightness of a scraper conveyor in intelligent mining of coal mines, a three-dimensional (3D) curvature sensor of fiber Bragg grating (FBG) is designed and developed based on ...
Minfu Liang, Liang Minfu
exaly +4 more sources
STUDY ON VIBRATION CHARACTERISTICS OF THE POLYGON EFFECT OF SCRAPER CONVEYOR
Jixie qiangdu, 2018 Scraper conveyor chain and chain gear transmission as the research object,analysis of the scraper conveyor load and no-load conditions chain dynamics,and numerical simulation of the scraper conveyor special point chain speed and tension are simulated ...
ZHANG DongSheng +3 more
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Wireless control device of scraper conveyor based on LoRa technology
Meikuang Anquan, 2021 According to the characteristics of scraper conveyor in coal mining face and the particularity of working environment, a wireless control device of scraper conveyor is designed based on the existing wired control device.
LI Ruchuan
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Health status assessment of scraper conveyor conveying equipment based on cross-entropy theory and immune principle [PDF]
MATEC Web of Conferences, 2023 Based on cross-entropy theory and immunity principle, the paper evaluates the health status of scraper conveying equipment. Firstly, the hierarchical analysis model and immune monitoring model of scraper conveyor equipment are established, and then the ...
Wang Chunsheng +4 more
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Design of running status monitoring system substation of scraper conveyor
Gong-kuang zidonghua, 2016 For problems of non-comprehensive monitoring data and large volume and inconvenient installation of flameproof type monitoring equipment existed in running status monitoring system for scraper conveyor in fully mechanized working face, a running status ...
LIU Jing +6 more
doaj +2 more sources
Research on the transportation model and coal quantity calculation algorithm of scraper conveyor based on array [PDF]
Gong-kuang zidonghuaCurrently, most research on coal quantity detection focuses on the coal quantity detection and recognition of underground belt conveyors in coal mines. The coal quantity detection of scraper conveyors in fully mechanized working (caving) faces only stays
YIN Rui, ZHANG Dongxue, NI Qiang
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Dynamic Characteristics of the Chain Drive System of Scraper Conveyor Based on the Speed Difference
IEEE Access, 2020 The scraper conveyor is the unique transport equipment in coal mining face. Its chain drive system is the core subsystem. The dynamic characteristics of the chain drive system need monitoring for a safe mining.
Shoubo Jiang +2 more
exaly +3 more sources