Results 1 to 10 of about 151 (118)

Experimental Behaviour of Tensioner for Rigid Hangers of Arch Bridges

open access: yesDesigns
In steel tied arch bridges where the hangers are made of rigid bars, the replacement of damaged hangers is rather complex. In fact, while generally the cable hangers are already prepared with anchors at the ends and their replacement traces the initial ...
Marco Rosone   +2 more
exaly   +3 more sources

Justification of the parameters of the effective design of the centering tension roller of the conveyor belt [PDF]

open access: yesE3S Web of Conferences, 2023
The article provides a structural diagram and principles of operation of the centering tensioning device of the belt conveyor. Based on theoretical research, the parameters of the centering device of the belt conveyor have been substantiated.
Dzhuraev Anvar   +3 more
doaj   +1 more source

Tension Fecopneumothorax

open access: yesJournal of Emergencies, Trauma, and Shock, 2022
Fecopneumothorax causing tension (hemodynamic compromise) is an extremely rare situation, mostly as a result of blunt trauma. Here, we present an 86-year-old gentleman who presented with tension fecopneumothorax, with an interesting backstory as to the development of fecopneumothorax.
Linu Abdullatheef   +5 more
openaire   +3 more sources

Dynamic Simulation and Test Verification of Hydraulic Automatic Tensioner for an Engine Timing Chain Drive System

open access: yesChinese Journal of Mechanical Engineering, 2023
As a fundamental component of an automobile engine's timing chain drive system, the hydraulic automatic tensioner significantly enhances fuel economy while minimizing system vibrations and noise.
Zengming Feng, Jinxing Yang, Fei Wang
doaj   +1 more source

Research on vibration compensation mechanism of engine ellipse timing system and belt tension distribution at meshing points

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2021
Aiming at the problem of camshaft torsional oscillation caused by the torque of the engine camshaft spring, this paper carries out the research on the compensation of the elliptical pulley timing system for the torsional oscillation of the camshaft.
Jianhua GUO   +5 more
doaj   +1 more source

Composite Springs for Mooring Tensioners: A Systematic Review of Material Selection, Fatigue Performance, Manufacturing, and Applications

open access: yesJournal of Marine Science and Engineering, 2022
Ocean energy is an underutilized renewable energy source compared with hydropower and wind power. Therefore, the development of economical and efficient wave energy converters (WECs) is important and crucial for offshore power generation.
Yuanzhen Cai   +4 more
doaj   +1 more source

Noise source identification of three pulleys and one belt drive system based on sound array technology

open access: yesMeasurement + Control, 2020
This paper analyzed the noise distribution of three pulleys and one belt system theoretically and experimentally. Aiming at the influence of the tensioner on the transmission noise of the synchronous belt, on the premise of theoretical analysis of the ...
Shi Yaochen   +4 more
doaj   +1 more source

Conceptual solutions for control systems of differential tensioners for belt conveyors [PDF]

open access: yesНаучно-технический вестник Брянского государственного университета, 2021
Differential tensioning devices for belt conveyors in general and intermediate drives of extended conveyors in the form of closed traction loops are a new type of automatic tensioning devices that differ from other known designs by the presence of a ...
Goncharov K.A.
doaj   +1 more source

Estimation method for axial tension of various bolted joints using hydraulic tensioner

open access: yesNihon Kikai Gakkai ronbunshu, 2020
In this paper, a new method for estimating the axial tension of each bolt after the hydraulic tightening, and an appropriate structure for the hydraulic tightening have been proposed.
Yohei TANNO
doaj   +1 more source

Research Progress on Recoil Analysis and Control Technology of Deepwater Drilling Risers

open access: yesEnergies, 2022
The deepwater drilling riser is a very important and vulnerable connection between an offshore platform and subsea wellhead. Under some certain complex marine environment and operating conditions, the offshore platform may drift beyond the safe ...
Yanbin Wang   +3 more
doaj   +1 more source

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