Investigation of operating curves of motors with separate excitation, of d.c. motors with series excitation. Operating safety is to a great extent dependent on operating curves, and it is concluded that regenerative braking can be regarded as actually safe only on 3phase current and single-phase a.c. railroads using the Oerlikon connection or single-phase 3-phase current transformation. (See also - no. 13 Mar. 26 1921, pp. 139-142)
Operating curves and operating safety of different methods of regenerative braking in electric railways
Ueber Betriebskurven und Betriebssicherheit verschiedener Verfahren der Nutsbremsung bei elektrischen Bahnen
Schweizerische Bauzeitung ; 77 , n 14
1921
5 pages
11 Figs.
Aufsatz (Zeitschrift)
Deutsch
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