Results 21 to 30 of about 522,275 (241)

Effect of Washer Size and Tightening Torque on Bearing Performance of Basalt Fiber Composite Bolted Joints

open access: yesJournal of Natural Fibers, 2022
The effect of tightening torque and washer size on the performance of basalt natural fiber composite joints was investigated experimentally. It was found that washer size is the main design driver in controlling the out-of-plane behavior of the joint ...
Z. Sajid, S. Karuppanan, S.Z.H. Shah
doaj   +1 more source

Review on Model Based Design of Advanced Control Algorithms for Cogging Torque Reduction in Power Drive Systems

open access: yesEnergies, 2022
This review of the state of the art aims to collect the description and main research results in the field of development and validation of control algorithms with the main purpose to solve the problem of cogging torque and main sources of ...
Pierpaolo Dini, Sergio Saponara
doaj   +1 more source

Torsional Strengthening of RC Beams with Continuous Spiral Near-Surface Mounted Steel Wire Rope

open access: yesInternational Journal of Concrete Structures and Materials, 2020
The strength of reinforced concrete members can be enhanced using externally bonded reinforcement (EBR) and near surface mounted (NSM) methods. However, small number of studies has adopted the NSM method for torsional strengthening. To date, no study has
Nasih Habeeb Askandar   +1 more
doaj   +1 more source

Prediction of the electromagnetic torque in synchronous machines through Maxwell stress harmonic filter (HFT) method [PDF]

open access: yes, 2006
For the calculation of torque in synchronous motors a local method is analysed, based on the Maxwell stress theory and the filtered contributions due to the harmonics of the magnetic vector potential in the motor air-gap.
Popescu, M.
core   +1 more source

THE INVESTIGATION OF TORQUE CAUSED BY THE FRICTIONAL FORCE (FRICTIONAL TORQUE) [PDF]

open access: yes, 2011
The objective of this essay, is to analyse what factors are affecting on the friction torque. In this essay, I tried to reach the friction torque values from different methods and unique experiments.
Aldatmaz, Umut Servan
core   +1 more source

Torsional Improvement of RC Beams Using Various Strengthening Systems

open access: yesBuildings, 2022
Many structural elements are subjected to a significant torsional moment that affects the structural design and may require strengthening. This paper presents different effective strengthening techniques to enhance the torsional capacity of reinforced ...
Mahmoud A. El-Mandouh   +4 more
doaj   +1 more source

Torsional strength evaluation of reinforced SCC box beams strengthened internally by opened and closed transverse concrete diaphragms

open access: yesMATEC Web of Conferences, 2018
There are a few researches about box (hollow core) RC beams under the effect of torque moment; therefore, a torsional failure mechanism is not understood well.
Aziz Ali, Hashim Oday
doaj   +1 more source

The Effect of Manufacturing Errors on the Performance of a Gas-Dynamic Bearing Gyroscope

open access: yesMachines, 2022
The purpose of this paper is to investigate the effect of manufacturing errors on the performance of a gas-dynamic bearing gyroscope. Five kinds of manufacturing errors including bearing taper error, oval error, trigone error, eccentricity of the axis ...
Yanqiang Ning, Yan Li, Desheng Zhang
doaj   +1 more source

Practical Calculation Method for Crack Torque and Ultimate Torque of Special-Shaped Columns under Actions of Pressure and Torque

open access: yes, 2011
The experimental results of crack torque and ultimate torque of six reinforced concrete special-shaped columns under the combined actions of pressure and torque were presented firstly.
Zheng He Qiu   +3 more
core   +1 more source

Assessment of torque components in brushless permanent-magnet machines through numerical analysis of the electromagnetic field [PDF]

open access: yes, 2005
For the calculation of torque in brushless (BL) alternating current motors a local method is proposed, based on the Maxwell stress theory and the filtered contributions due to the harmonics of the magnetic vector potential in the motor air gap.
Dellinger, S.J.   +4 more
core   +1 more source

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