Title :
Quick and Accurate Production Testing on Large D-C Apparatus
Author :
Baldwin, M.J. ; Barnhart, H.D.
Author_Institution :
Motor Engineering Division of the General Electric Company, Erie, Pa.
Keywords :
Air gaps; Brushes; Circuit testing; Commutation; Friction; Impedance; Microscopy; Production facilities; Reluctance generators; Traction motors;
Journal_Title :
American Institute of Electrical Engineers, Transactions of the
DOI :
10.1109/T-AIEE.1950.5060131