Results 31 to 40 of about 173 (149)
Gear micropitting: model and validation [PDF]
WIT Transactions on Engineering Sciences, 2010 A numerical model for the prediction of surface initiated damage on gear tooth flanks (micropitting and mild wear) is presented. This model hinges on a model of the mixed film lubrication regime and on the application of the Dang Van highcycle multi-axial fatigue criterion. The numerical model developed was applied to the prediction of micropitting and
J. A. Brandão +2 more
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Experimental of Micropitting Corrosion of Gear based on Profile Modification
Jixie chuandong, 2021 The addendum and root of involute gear are modified，and the modified gear and unmodified gear are placed on the contact fatigue tester for comparative test.
Dongfei Wang +4 more
doaj
Литьë и металлургия, 2011 It is determined that during operation a hard wear along with uniform attrition occurs in working canal of die because of welding of metal particles to the material of die, what results in formation of separate microholes, their enlargement and further ...
T. P. Kurenkova +2 more
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Influence of Different Textures on Machining Performance of a Milling Tool
Advances in Materials Science and Engineering, Volume 2020, Issue 1, 2020., 2020 Milling plays a significant role in the machining of aluminum alloy parts. However, in the milling process, the material easily adheres to the tip of the milling tool due to the high ductility and thermal deformation of the aluminum alloy; the machining efficiency and quality are hard to further improve.
Jianfeng Pan +6 more
wiley +1 more source
Announcement - 2021 JAST Best Paper Award
Tribology Online, 2022 The Japanese Society of Tribologists is pleased to announce that the 2021 Best Paper Award of the Society was awarded to the following papers from Tribology Online. The Award was presented to the authors by Prof.
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Tribology OnlineThe efficiency of electric vehicles (EVs) can be further enhanced by increasing the rotational speed of their motors. However, higher motor speeds may reduce the fatigue life of gear teeth, particularly through the formation of micropitting.
Takuto Kunii +3 more
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Tribology OnlineThe growing demand for greater efficiency in electric vehicles requires e-axle gears to operate at higher rotational speeds while maintaining durability. However, high-speed operation promotes lubricant scattering and viscosity reduction, creating severe
Takuto Kunii, Kaisei Sato, Shinya Sasaki
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Pädi Boletín Científico de Ciencias Básicas e Ingenierías del ICBI, 2019 Three sized Micropits were developed. Micropits were designed and fabricated using wet etching. MEMS fabrication consists of thin film deposition and patterned of several geometric structures. For Si substrate etching three layers SiO2/ Si3N4/ SiO2 were deposited and patterned. They were used as a mask.
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Литьë и металлургия, 2011 It is established that during operating time in the working channel of die along with uniform scuffing the stable wear occurs as a result of welding of metal particles to die material, what leads to formation of separate micropockets.
T. P. Kurenkova +2 more
doaj +1 more source
A Study of Micropitting Generation Mechanism
TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C, 2008 In earlier report, the authors carried out surface durability test with carburized steel roller and carburized steel roller with shot peened by two different methods. After examination, some micropitting were observed on contact surface. In this study, we clarified the generation mechanism of micropitting by measuring the geometry of micropitting in ...
YOSHIDA, Nobuyoshi, TAKI, Tokihiko
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