Zobrazeno 1 - 10
of 2 485
pro vyhledávání: '"Electrical contact"'
Autor:
Yuheng Zhen, Cheng Lin, Yifan Hu, Zhichao Ren, Peng Zhou, Baojie Dou, Jintao Xiao, Jingli Sun, Xiaoxue Wang, Yong Yuan
Publikováno v:
Corrosion Communications, Vol 15, Iss , Pp 24-35 (2024)
MgLi alloys are one of the lightest structural materials, but suffer from severe corrosion due to the hyperactivity of Mg and Li. In this work, an electrically conductive and corrosion-resistant chemical conversion coating was fabricated on a dupl
Externí odkaz:
https://doaj.org/article/2fee36b15a3d4fdf997992031be77dba
Autor:
Lihua Li, Jiacan Zhang, Meng Zhou, Baohong Tian, Yi Zhang, Ke Jing, Xu Li, Huiwen Guo, Alex A. Volinsky
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 9612-9624 (2024)
In this study, Al2O3–Cu/35Mo composites were prepared by rapid hot-press sintering-internal oxidation method, and the materials were modified by adding trace amounts of graphene oxide (GO). The results show that the relative densities of the compos
Externí odkaz:
https://doaj.org/article/62dc65a5269249248efa04202e08d3de
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 4063-4071 (2024)
The silver-graphene (Ag-G) composite coating was successfully prepared on the copper substrate via the method of cyanide-free brush plating. When the sulfuration temperature is increased from −70 °C to 45 °C, the sulfuration degree of the Ag-G co
Externí odkaz:
https://doaj.org/article/3d7cdc9beaee462e95603cfd6f7ae39a
Publikováno v:
IEEE Access, Vol 12, Pp 84088-84109 (2024)
This work provides a comprehensive review of the utilization of the Finite Element Analysis (FEA) in optimizing current density distribution within the Electrical Contact Interfaces (ECIs) of Electromagnetic Railguns (EMRs). Mastery over the current
Externí odkaz:
https://doaj.org/article/c13d71c6e9124e2398a043ce0e67c30f
Publikováno v:
Friction, Vol 12, Iss 6, Pp 1250-1271 (2024)
Abstract H62 brass material is one of the important materials in the process of electrical energy transmission and signal transmission, and has excellent performance in all aspects. Since the wear behavior of electrical contact pairs is particularly
Externí odkaz:
https://doaj.org/article/5f7bde4b89e64dd5947a656825b4c576
Autor:
Danny Guzmán, Augusto Figueroa, Alvaro Soliz, Alexis Guzmán, Claudio Aguilar, Felipe M. Galleguillos-Madrid, Carlos Portillo, Syed Ismat Shah
Publikováno v:
Materials, Vol 17, Iss 20, p 5115 (2024)
Ag-based electrical contact materials are essential in low-voltage devices such as relays, switches, circuit breakers, and contactors. Historically, Ag-CdO composites have been preferred due to their superior electrical and thermal conductivities, re
Externí odkaz:
https://doaj.org/article/36e30906fbec41f38a56dd8d2aed633c
Autor:
Wanjie Sun, Yuxin Shi, Chengzhe Wu, Xinpeng Wei, Yundeng Zhang, Gege Li, Liming Chen, Chengjian Ma, ZhengMing Sun, Peigen Zhang, Jianxiang Ding
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 1968-1981 (2023)
Serious arc erosion is the main reason for premature failure of the Ag-matrix composite electrical contact materials in actual service. Clarifying the structure and property degradation process is crucial for creating eco-friendly Ag/MAX electrical c
Externí odkaz:
https://doaj.org/article/48b4042ab69849ca93fdda9ddd076409
Publikováno v:
Hangkong bingqi, Vol 30, Iss 5, Pp 72-78 (2023)
Frictional wear between the armature and the rails directly affects the armature-rails contact condition, thereby affecting the service life and launch efficiency of the electromagnetic rail launcher. In order to explore the influence of temperature
Externí odkaz:
https://doaj.org/article/aa8c2c8384624f4d94d9b3fb66e7d136
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Akademický článek
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