Results 41 to 50 of about 485,064 (256)
Fault diagnosis of mine hoist based on fuzzy fault tree and Bayesian network
Gong-kuang zidonghua, 2020 In order to solve problems of low efficiency and poor accuracy of existing mine hoist fault diagnosis methods, a fault diagnosis method of mine hoist based on fuzzy fault tree and Bayesian network was proposed.
ZHANG Mei +3 more
doaj +1 more source
Development of a model of contact shoe brake-drum interaction in the context of a mine hoisting machine [PDF]
, 2017 Purpose. To develop models of contact brake shoe-drum interaction of a mine hoisting machine while braking, taking into account final bending stiffness of a beam and the effect of friction forces on the distribution of a contact pressure in it to make ...
Molodchenko, A +2 more
core +2 more sources
Design of an adaptive wireless communication system for mine hoist
Gong-kuang zidonghua, 2020 At present, mine hoist's wired communication system is complicated in wiring and maintenance, however, due to fixed transmission power, frequency and radiation direction of antenna, the mine hoist's wireless communication system has disadvantages of ...
YAN Donghui
doaj +1 more source
Vibration Control on Multilayer Cable Moving through the Crossover Zones on Mine Hoist
Shock and Vibration, 2016 Mine hoist is an important piece of equipment in mine hoist systems, and we achieve deep mine hoist through the multilayer winding, but the cable always undergoes severe shock and vibration during the winding process, and the dynamic load and wear would ...
Xia Peng, Xian-sheng Gong, Jin-jun Liu
doaj +1 more source
Utilizing Large Language Models for Hyper Knowledge Graph Construction in Mine Hoist Fault Analysis
SymmetryThe rapid development of artificial intelligence technology is driving the intelligentization process across various fields, particularly in knowledge graph construction, where significant achievements have been made.
Xiaoling Shu +3 more
semanticscholar +1 more source
Thermal-mechanical coupling analysis and optimization of mine hoist brake disc
Advances in Mechanical Engineering, 2022 Based on heat conduction theory and energy conversion, the theoretical model of brake disc temperature field was established. The temperature field and equivalent Von Mises stress field distribution of brake disc during braking were investigated by using
Chuanli Wang +5 more
semanticscholar +1 more source
A Study of the Accuracy of a 3D Indoor Camera for Industrial Archaeology Applications
Heritage, 2023 The paper aims to study the geometrical quality and opportunities of the state-of-the-art 3D camera Matterport Pro and examine its potential for industrial archaeology applications. The presented study consisted of two steps.
Roman Shults +7 more
doaj +1 more source
Fusion denoising algorithm for vibration signal of mine hoist with low signal-to-noise ratio
Gong-kuang zidonghua, 2023 Aiming at the nonlinear and low signal-to-noise ratio characteristics of mine hoist vibration signal in complex environments, a mine hoist vibration signal fusion denoising algorithm based on complete EEMD with adaptive noise (CEEMDAN) and adaptive ...
WANG Houchao +3 more
doaj +1 more source
Controlling stress state of a hoisting shaft frame in the context of specific freezing process [PDF]
, 2018 Purpose is to obtain regularities of a stress state of such multilayer system as neighbourhood rock mass – frozen soil – hoisting shaft frame in the process of numerical analysis to control a frame state with the selection of efficient parameters ...
Alkhdour, A +4 more
core +1 more source
Shock and Vibration, 2016 The effect of hoisting load on transverse vibrations of hoisting catenaries during lifting in coal mines was investigated in this study. Firstly, dynamic analyses of the vertical hoisting rope were performed. The results show that transverse vibration plays the dominating role in the coupled dynamics of the vertical rope subjected to external ...
Jiannan Yao, Xingming Xiao
openaire +2 more sources