Results 1 to 10 of about 250,904 (303)

Analysis of the Twisting Tension in the Direct-Twisting Machine and the Fitting Model Based on the Experimental Data

open access: yesApplied Sciences, 2022
The tension of the balloon yarn in the direct-twisting machine affects the yarn breakage and balloon shape, which in turn affects the energy consumption and yarn productivity of the direct-twisting machine.
Shunqi Mei   +5 more
doaj   +4 more sources

Experimental study of rock fracture behavior under direct tension using three-dimensional digital image correlation [PDF]

open access: yesScientific Reports
Understanding the mechanical characteristics of rocks when subjected to direct tension is crucial for assessing the stability of rock formations. Within the scope of this research, a series of tests was conducted using Tage tuff to assess the deformation
Xiaoxiao Guo   +6 more
doaj   +3 more sources

Experimental Investigation of Mechanical Behaviors of Self-Compacting Concrete under Cyclic Direct Tension [PDF]

open access: yesMaterials, 2019
Self-compacting concrete (SCC) is increasingly applied in the construction industries due to its advantages of outstanding workability and eco-friendliness.
Zhi Shan, Shan Zhi
exaly   +3 more sources

A sustainable yarn tension control technique for optimizing textile dyeing efficiency and water use. [PDF]

open access: yesPLoS ONE
The textile dyeing sector contributes significantly to excessive water and energy use and environmental pollution. Managing yarn tension during the rewinding process is a crucial challenge in textile dyeing, as it has a direct impact on yarn quality ...
Rana Ahmed, Motaz Amer, Lina Ismail
doaj   +2 more sources

Electronic participatory budgeting, budget emphasis, and job tension: Implications for managerial performance [PDF]

open access: yesInternational Journal of Data and Network Science, 2023
The paradigm shift in local government financial management necessitates a change in the perspective of government officials, viewing them as financial managers.
Muhammad Natsir   +4 more
doaj   +1 more source

Experimental Study on Direct Tensile Properties of Cemented Paste Backfill

open access: yesFrontiers in Materials, 2022
Cemented paste backfill (CPB) has been increasingly utilized in mines for efficient mineral obtaining and regional ground support. To guarantee the work performance, the mechanical properties of CPB have long been a topic of study among researchers.
Lijie Guo   +10 more
doaj   +1 more source

Distributed Permanent Magnet Direct-Drive Belt Conveyor System and Its Control Strategy

open access: yesEnergies, 2022
The long-distance traditional belt conveyor driven by a single high-power motor has the problems of excessive tension increments and sharp fluctuations in speed and tension.
Qixun Zhou   +4 more
doaj   +1 more source

Impact of loading rate on asphalt concrete deformation and failure

open access: yesMagazine of Civil Engineering, 2020
The results for experimental determination of characteristics have been given and analyzed in this article for deformation and failure of an asphalt concrete at eleven loading rates from 0.000563 MPa/s to 0.652 MPa/s differing in 1158 times.
Alibai Iskakbayev   +5 more
doaj   +1 more source

The Influence of Loading Rate on Direct and Indirect Tensile Strengths: Laboratory and Numerical Methods

open access: yesShock and Vibration, 2021
To investigate different responses of direct and indirect tensile strengths to loading rate, direct and indirect tension tests were performed on sandstone, rust stone, and granite specimens.
Jie Liu   +3 more
doaj   +1 more source

Tensile Properties and Tensile Failure Criteria of Layered Rocks

open access: yesApplied Sciences, 2022
Rocks are less resistant to tension than to compression or shear. Tension cracks commonly initiate compression or shear failure. The mechanical behavior of layered rocks under compression has been studied extensively, whereas the tensile behavior still ...
Min Gao   +3 more
doaj   +1 more source

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