Zobrazeno 1 - 10
of 469
pro vyhledávání: '"Li Jiqiang"'
Publikováno v:
Jixie chuandong, Vol 47, Pp 19-25 (2023)
The tooth surface friction has an important impact on the tooth surface contact stress and the tooth surface contact fatigue life. In the estimation of the contact fatigue life of the tooth surface, the influence of the friction force of the tooth su
Externí odkaz:
https://doaj.org/article/3fca6876280740b0ad1d29a97d743dd8
Autor:
LIU Yan, GAO Daqing, ZHANG Huajian, LI Jiqiang, GAO Jie, SHANGGUAN Jingbin, LI Mingrui, JIN Xuejian
Publikováno v:
He jishu, Vol 44, Iss 7, Pp 31-38 (2021)
BackgroundIn the injection and extraction Kicker power supply system of High Intensity Heavy-ion Accelerator Facility (HIAF), the transmission efficiency and stability of the control event directly affect the working performance of the power supply.P
Externí odkaz:
https://doaj.org/article/774289d8b7f740498c341605f970c84b
Publikováno v:
Jixie qiangdu, Vol 42, Pp 1396-1402 (2020)
the formation mechanism of micro-pitting had been described in this paper,the action relationships of various influencing factors had also been analyzed,and the three main action mechanisms of local contact stress,film thickness ratio of lubricating
Externí odkaz:
https://doaj.org/article/428001aaf4b04ec3a8a6ac40a74a933a
Publikováno v:
Jixie chuandong, Vol 42, Pp 111-115 (2018)
The gearbox of rack test for the Three Gorges ship lift is low speed heavy duty four stages transmission,and need frequent fast reversing operation in the process of test,due to the influence of the gear meshing backlash,elastic torsional deformation
Externí odkaz:
https://doaj.org/article/46756bf4435641f8957c238ae9374431
Publikováno v:
Jixie qiangdu, Vol 39, Pp 540-544 (2017)
The surface roughness of traditional grinding gear has the typical anisotropy characteristic in microcosmic direction. After the barrel finishing of the tooth surface,the micro-surface is isotropic. According to the Hertz theory and the theory of con
Externí odkaz:
https://doaj.org/article/c08dbcd51c1746f9ab1585035442d81b
Publikováno v:
Jixie chuandong, Vol 41, Pp 189-195 (2017)
The background and necessity about the construction of the public service platform for gear strength and reliability test technology of strengthening foundation engineering project of the Ministry of Industry and Information Technology are briefly in
Externí odkaz:
https://doaj.org/article/ef3e0addd1544f348227fc957d175930
Publikováno v:
Jixie chuandong, Vol 39, Pp 151-153 (2015)
The frequency response analysis of gearbox housing of large- sized bridge crane is carried out under the excitation frequency,and the displacement response curves of every bearing bore on the housing and the greatest response position of the housing
Externí odkaz:
https://doaj.org/article/319e679d4c8a4205a8d7606155cfbfde
Publikováno v:
China Foundry, Vol 10, Iss 4, Pp 232-236 (2013)
The hole defects can easily occur in magnesium alloy castings that are prepared by low pressure lost foam casting (LP-LFC) process when the process parameters such as vacuum, pouring temperature and filling velocity are not properly selected. In this
Externí odkaz:
https://doaj.org/article/8f628dfc733e4227a5b117758d39fac4
Publikováno v:
Zhenduanxue lilun yu shijian, Vol 23, Iss 02, Pp 131-138 (2024)
Objective To explore the feasibility of deep learning reconstruction (DLR) in shortening the scanning time through water phantom experiments. Methods The control variable method based on phantom, was adopted to depict the curves of scanning time vary
Externí odkaz:
https://doaj.org/article/675f2a46d70547568e2026984d918753
Publikováno v:
In Ocean Engineering 1 November 2024 311 Part 2