In situ graphite lubrication of metallic
โ
J.A. Bares; N. Argibay; P.L. Dickrell; G.R. Bourne; D.L. Burris; J.C. Ziegert; W
๐
Article
๐
2009
๐
Elsevier Science
๐
English
โ 966 KB
Decoupled graphite lubrication of monolithic silver brushes on a copper rotor was studied in an ambient air environment under current varying from 0 A/cm 2 to 200 A/cm 2 using a custom designed electrical contact tribometer. Bifurcation of the positive and negative brush wear rates was observed at a