Results 61 to 70 of about 220,177 (308)

Affecting the Properties of Copper–Graphene Electroconductive Composite by Severe Plastic Deformation

open access: yesAdvanced Engineering Materials, EarlyView.
Copper‐based composites enhanced with carbon feature convenient mechanical properties and favorable electric conductivity. Processing via deformation and thermomechanical treatments can introduce advantageous microstructures further enhancing their performance. Herein, copper–graphene powder‐based composites are directly consolidated via rotary swaging
Radim Kocich   +3 more
wiley   +1 more source

Effect of steam and dry heat sterilization on the insertion and fracture torque of orthodontic miniscrews

open access: yesDental Research Journal, 2020
Background: Titanium miniscrews are used at an ever-increasing rate to provide orthodontic anchorage. The aim of this study was to evaluate the mechanical performance of miniscrews after dry and steam sterilization.
Shiva Alavi   +3 more
doaj   +1 more source

Optimization of the Production of Rubber Compounds Using Mathematical Models

open access: yesAdvanced Engineering Materials, EarlyView.
Rubber compounds were mixed in a batch internal mixer, and symbolic regression was used to derive mathematical models linking recipe and process parameters to ram path, torque, and mixing quality (incorporation, dispersion, distribution). Subsequent optimization with evolutionary algorithms identified operating conditions that reduce specific energy ...
Anke Bardehle   +7 more
wiley   +1 more source

A New Traction Motor System With Integrated-Gear: A Solution for Off-Road Machinery

open access: yesIEEE Access, 2019
Off-road traction applications require extremely high torque, especially, at low speeds. Such a high torque can be reached by gearing up the torque of an electrical machine.
Juho Montonen   +3 more
doaj   +1 more source

Data Measuring System for Torque Measurement on Running Shafts Based on a Non-Contact Torsional Dynamometer [PDF]

open access: yesЖурнал інженерних наук, 2019
The need for power measurement transmitted by the running shaft has led to the need for using devices for measuring torque on the shaft. Of particular importance is the power measurement on high-speed machines, wherein some cases conventional measurement
Vanyeyev S. M.   +4 more
doaj   +1 more source

Desenvolvimento de uma bancada para medição automatizada de potência mecânica em motores elétricos de alta rotação e baixo torque [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Metrologia Científica e Industrial, Florianópolis, 2009O motor elétrico empregado tem significativa participação no desempenho operacional ...
Souza Neto, Benjamim Medeiros de
core  

Molecular Dynamics Studies of Shape Memory Polymers: From Bead–Spring Models to Atomistic Simulations

open access: yesAdvanced Engineering Materials, EarlyView.
Coarse‐grained (left) and atomistic (right) models of the shape memory polymer ESTANE ETE 75DT3 are shown schematically. The two representations bridge molecular detail and mesoscopic description. Both models capture shape memory behavior, linking segmental mobility and conformational relaxation of anisotropic chains to macroscopic recovery, and ...
Fathollah Varnik
wiley   +1 more source

Written-Pole Motor – A Mini Review

open access: yesApplications of Modelling and Simulation, 2020
Electrical motors are used as drives in most of the industries. There is a progress in electrical motor technology in terms of design, new materials and performance characteristics based on the applications.
Manjunath B. Ranadev, R. L. Chakrasali
doaj  

VARIATION OF MAIN PARAMETERS OF THE OPERATION OF THE RECIPROCATING ENGINE ACCORDING TO SPEED PERFORMANCES [PDF]

open access: yesAvtomobilʹnyj Transport (Harʹkov), 2012
Comformity of changing of main parameters at operation of the reciprocating engine with air spool diffuser on two apeed performances was investigated.
Voronkov, A.   +3 more
doaj  

Projeto e análises de motores síncronos de ímãs permanentes internos com otimização do torque [PDF]

open access: yes, 2008
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia Elétrica.O principal objetivo deste trabalho é contribuir com o estudo de motores síncronos de ímãs permanentes internos, de alta
Siguimoto, Celia Miwa
core  

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