Zobrazeno 1 - 10
of 3 289
pro vyhledávání: '"contact stress"'
Publikováno v:
Underground Space, Vol 17, Iss , Pp 82-99 (2024)
The emergence of curved shield tunnels poses a significant construction challenge. If the quality of the segment assembly is not guaranteed, many segment cracks and damage will result from the stress concentration. Sensing the contact stresses betwee
Externí odkaz:
https://doaj.org/article/0e16d3c8497e498183b157bc2aba7313
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-10 (2024)
Abstract A 3-dimensional model of the angular contact ball bearing (ACBB) was modeled using Abaqus/standard (Dassault systems- version 2017) to investigate the influence of race thickness on the bearing performance. It was found that the ability to s
Externí odkaz:
https://doaj.org/article/8bfd1bad677e4859a3cc16229f1cfc86
Publikováno v:
Hangkong gongcheng jinzhan, Vol 15, Iss 2, Pp 125-133 (2024)
The bird-swallowing ability of engine must meet the requirements of the national military standard and airworthiness. It is necessary to propose a reliable method to assess the bird-swallowing ability of the engine before bird-swallowing tests, the t
Externí odkaz:
https://doaj.org/article/f8d51c5c66124f6189f1ed95c19ad1f3
Publikováno v:
Jixie chuandong, Vol 48, Pp 131-137 (2024)
Aiming at the problem that it is difficult to explore the contact state law of racks and pinions under the condition of rack-rail train wheel tread wear, a calculation model of rack and pinion tooth surface contact stress considering wheel tread wear
Externí odkaz:
https://doaj.org/article/2c47cb2fd42747c99b5bcab943d5bf32
Dynamic Analysis of Point Contact Gears with Circular-parabola Configuration Based on Adams Software
Publikováno v:
Jixie chuandong, Vol 48, Pp 1-9 (2024)
Taking the point contact gear with circular-parabola configuration as the research object, based on the Adams dynamic analysis software, dynamic characteristics and the variable law of tooth surfaces are studied in this study. Firstly, according to s
Externí odkaz:
https://doaj.org/article/18f7c647842b4b70b34c6f094ea7c95d
Publikováno v:
Songklanakarin Journal of Science and Technology (SJST), Vol 46, Iss 1, Pp 61-67 (2024)
The purpose of this study was to evaluate and compare the contact stress distributions on the surface of the tibial insert between the posterior-stabilized (PS) and cruciate-retaining (CR) total knee arthroplasty (TKA). 3D finite element (FE) model
Externí odkaz:
https://doaj.org/article/901533805ac94499ad9c6020a05d29a5
Autor:
Chen Yongpeng, Xiao Lei
Publikováno v:
Jixie chuandong, Vol 48, Pp 14-19 (2024)
Gear skiving process has the advantages of high material removal rate, good forming accuracy and so on, and can realize the efficient machining of gears with special structure such as inner gears. It can effectively improve productivity and reduce co
Externí odkaz:
https://doaj.org/article/a711e091953d48b4864c1adc89d333f9
Publikováno v:
Jixie chuandong, Pp 1-7 (2024)
In order to further improve the load-bearing performance of the RV reducer, a force analysis is conducted on the cycloidal pin wheel pair, regarding the contact stress and meshing stiffness of the cycloidal pin wheel as the research objective functio
Externí odkaz:
https://doaj.org/article/235eb310ad8d47b7973132a71aa268cf
Autor:
Kaifa Fan, Daoxin Liu, Can Wang, Jing Yang, Yanjie Liu, Xiaohua Zhang, Junfeng Xiang, Magd Abdel Wahab
Publikováno v:
Journal of Materials Research and Technology, Vol 28, Iss , Pp 4052-4064 (2024)
In this paper, combined experimental and numerical methods are applied to investigate the effect of different contact stress and slip amplitude on the fretting fatigue (FF) behaviour of TC11 titanium alloy with gradient nanostructure introduced by ul
Externí odkaz:
https://doaj.org/article/2c5a7357809a45eea39390ae66f03810
Publikováno v:
Medicine in Novel Technology and Devices, Vol 22, Iss , Pp 100299- (2024)
Contact stress is the important cause of wear and failure of knee joint prostheses implanted in the human body during movement. The calculation of contact stress on joint prostheses is often inaccurate due to the deviation of joint position during ac
Externí odkaz:
https://doaj.org/article/ffbf553beb4740acb597d5173c3a98e1