Results 81 to 90 of about 13,880 (221)

Theory and Numerical Analysis of Extreme Learning Machine and Its Application for Different Degrees of Defect Recognition of Hoisting Wire Rope

Shock and Vibration, 2018
An improved classification approach is proposed to solve the hot research problem of some complex multiclassification samples based on extreme learning machine (ELM).
Zhike Zhao, Xiaoguang Zhang
doaj   +1 more source

VIBROMECHANICAL DIAGNOSTICS OF MINE HOIST MACHINES

Fiabilitate şi Durabilitate
Quality technical diagnostic is of major importance for reliable and safe operation of mine winding machines. The paper presents summarize criteria for winding machine diagnostics. Limit wear norms are established for major components and units. Guidelines are presented for inspection of winding machines after long periods of operation.
Răzvan Bogdan ITU, Bogdan Ioan MARC
openaire   +1 more source

Method for Monitoring the Condition of Steel Wire Ropes Based on the Analysis of Changes in the Linear Dimensions of Their Cross-Sections

Mining
Reliable detection of defects in steel wire ropes is pivotal to ensuring safety and maintaining operational reliability of hoisting and lifting systems in mining and other industries.
Aleksandr Kulchitskiy, Mikhail Nikolaev
doaj   +1 more source

Study on the Design and Construction Methods of Auxiliary Workings for the Deepening of Shaft II in the Borynia Mine

Applied Sciences
This study explores the design and construction methods for auxiliary workings for the deepening of Shaft II at the Borynia Mine. The shaft, an essential intake structure for personnel and material transport, is being extended from 980 m to 1150 m to ...
Paweł Kamiński, Aleksandra Otto, Piotr Dawidziuk, Artur Dyczko, Dariusz Prostański   +4 more
doaj   +1 more source

Data mining of the essential causes of different types of fatal construction accidents. [PDF]

Heliyon, 2023
Rafindadi AD, Shafiq N, Othman I, Ibrahim A, Aliyu MM, Mikić M, Alarifi H.   +6 more
europepmc   +1 more source

Operations planning simulation model extension study. Volume 2: Life sciences shuttle laboratory LS-09-S Sortie payload [PDF]

For abstract, see N75 ...
Gendiellee, R. E., Giovannello, M. A., Kelly, T. M., Marks, D. A.   +3 more
core   +1 more source

Current situation and development trend of mechanized shaft driving in frozen shaft

Meitan kexue jishu
In view of the energy occurrence structure of “rich coal, poor oil and little gas” in China, and the situation that coal will occupy the dominant position of energy consumption for a long time,The development history of frozen shaft mechanized drilling ...
Xiangsheng CHEN, Heng WANG, Zhaoyang SONG, Hanqing CHEN, Xi CHEN, Hang DING, Lei WANG   +6 more
doaj   +1 more source

Analyzing Construction Workers' Unsafe Behaviors in Hoisting Operations of Prefabricated Buildings Using HAZOP. [PDF]

Int J Environ Res Public Health, 2022
Zhu L, Ma H, Huang Y, Liu X, Xu X, Shi Z.   +5 more
europepmc   +1 more source

The stress-strain state of the flat rope of hoisting engine with considering their technical state [PDF]

, 2017
Obtained an analytical dependence for determining the tensile forces acting in cables of the fl at rubberized rope. It takes into account the design of the hoisting engine – the deviations of generating line of the drum from a straight and of the ...
Belmas, I., Dolgov, O., Kolosov, D., Tantsura, G.   +3 more
core  

Construction Technology for Ultra-wide Excavation near Existing Buildings in Metro Station Shield Tunneling Receiving Area

Chengshi guidao jiaotong yanjiu
Objective It is aimed to address the difficulty in settlement control of existing ground buildings during ultra-large section excavation beneath them in metro station construction.
PAN Wu
doaj   +1 more source