...Yang Xu; Yue Wu; Robert L. Jackson Electrical contact is fundamental to almost every aspect of modern industry including the fast-growing electric vehicle industry. In metallic contacts in atmospheric conditions, most of the electrical current passes via the micro-junctions formed between two...

... current in T = 1 s. Contributed by the Tribology Division of ASME for publication in the J ournal of T ribology . 29 07 2024 25 09 2024 25 09 2024 13 11 2024 rolling element bearings grease lubrication electrical contacts...

... adhesion power-law profile pull-off force adhesion electrical contacts indentation References [1] Johnsen , A. , and Rahbek , K. , 1923 , “ A Physical Phenomenon and Its Applications to Telegraphy, Telephony, Etc ,” J. Inst. Electr. Eng. , 61 ( 320 ), pp. 713 – 725...

... Pairings on Wear of an Aluminum Slider Under High Sliding Speeds and High Contact Pressure ,” Wear , 352–353 , pp. 180 – 187 . 10.1016/j.wear.2016.02.014 [12] Wu , Y. H. , Xu , J. , Zhu , J. J. , and Xu , W. , 2023 , “ Research on Electrical Contact Characteristics of Brush...

... of CNTs-MoS2/Cu composite Fig. 2 Schematic diagram of electrical contact test equipment Schematic diagram of electrical contact test equipment Fig. 3 Coefficient of friction (COF) for various composites: ( a ) COF for varying CNTs with 5 wt% MoS 2 , ( b ) COF for varying CNTs with 10...

...Robert L. Jackson; Santosh Angadi In many devices and applications, electrical contacts are exposed to vibrations, sliding, or rolling conditions and are prone to fretting-based degradation. Thus, lubricants are often employed in such contacts to reduce sliding wear and fretting corrosion. However...

..., it is recommended to choose the composite CG25. Fig. 2 Schematic diagram of electrical contact friction and wear tester: (1) motor, (2) brass disc, (3) nylon disc, (4) disc holder, (5) DC power supply, (6) rolling bearing, (7) pin holder, (8) acceleration sensor, (9) terminal block, and (10) copper sheet...

... electrical brushes electrical contacts friction wear wear mechanisms Brushes are used to transfer current between stationary and moving parts of motors. Brushes are stationary and the commutator is moving parts of a motor. Traditionally, brush material is often carbon graphite because of its low...

... , “ Influence of Mechanical and Electrical Load on a Copper/Copper–Graphite Sliding Electrical Contact ,” Tribol. Int. , 121 , pp. 1 – 9 . 10.1016/j.triboint.2018.01.004 [3] Yang , Z. H. , Ge , Y. X. , Zhang , X. , Shangguan , B. , Zhang , Y. Z. , and Zhang , J. W. , 2019...

... , L. , Xiao , J. K. , Qian , Z. Y. , Zhang , T. , and Zhou , K. C. , 2015 , “ Sliding Electrical Contact Behavior of AuAgCu Brush on Au Plating ,” T. Nonferr. Metal. Soc. , 25 ( 9 ), pp. 3029 – 3036 . 10.1016/S1003-6326(15)63930-9 [9] Argibay , N. , Bares , J...

... Behaviour of Graphite/Copper Two-Disc Electrical Contacts ,” Tribol. Int. , 126 , pp. 192 – 205 . 10.1016/j.triboint.2018.05.024 [3] Grandin , M. , and Wiklund , U. , 2018 , “ Influence of Mechanical and Electrical Load on a Copper/Copper-Graphite Sliding Electrical Contact ,” Tribol...

... for publication in the J OURNAL OF T RIBOLOGY . Manuscript received May 26, 2016; final manuscript received August 8, 2016; published online January 10, 2017. Assoc. Editor: Sinan Muftu. 26 05 2016 08 08 2016 Brakes Electrical contacts Hotspots The topic of surface temperature...

... RIBOLOGY . Manuscript received July 15, 2015; final manuscript received October 13, 2015; published online July 26, 2016. Editor: Michael Khonsari. 15 07 2015 13 10 2015 Electrical contacts Wear Electromagnetic launchers offer advantages over their conventional launcher...

... 10 2014 19 06 2015 Electrical contacts Mixed lubrication Electric sliding contacts involve electrical current passing through the contact area and the sliding friction between two surfaces in relative motion. They are found in many electromechanical devices, such as switches...

.... , Pons , P. , Jemaa , N. B. , Heeb , P. , Coccetti , F. , and Plana , R. , 2010 , “ Multi-Physical Characterization of Micro-Contact Materials for MEMS Switches ,” Proc. IEEE Holm Conference on Electrical Contacts (HOLM) , Charleston, South Carolina, IEEE, New York, pp. 1 – 10...

...W. Wayne Chen; Q. Jane Wang; Wansik Kim Sliding electrical contacts are found in many electromechanical devices, such as relays, switches, and resistance spot welding. Temperature rise due to sliding friction and electrical current may be the major source of sliding electrical contact deterioration...

... taken into account. Holm , R. , 1958 , Electrical Contacts Handbook , Springer-Verlag , Berlin. Greenwood , J. A. , 1966 , “ Constriction Resistance and the Area of Real Contact ,” Br. J. Appl. Phys. 0508-3443 10.1088/0508-3443/17/12/310 , 17 , pp. 1621 – 1632...

... 04 10 2004 hard discs disc drives friction vibrations electric actuators electrical contacts Ever increasing recording densities requires that a slider in a hard disk drive must have an ultralow flying height less than 10 nm ( 1 ). It is clear that at such a low flying height...