Page 39 - Innovation in energy management: contribution of railways to sustainable mobility

1907. Electrification of the New Haven (NH) 1925. First 1,500 V DC electrification in India,
railway at 11,000 V and 25 Hz in AC, by the on the Bombay-Kurla line.
Westinghouse company. NH becomes the
world's busiest railway with electric traction 1928. First electrification at 3,000 V DC in
in the 1920s. Italy, a system that will gradually replace
three-phase electrifications in the north of
the country until 1976.

1935. Completion of the electrification of the
line between Washington and New York, in
the United States, by the Pennsylvania
company, which becomes the main operation
with electric traction in the world before the
Second World War.

1951. The French railway company SNCF
announces the success of its trials with the
Wikiwand new electrification system at 25,000 V and 50
Hz in AC, which will become the most widely
1912. The Swiss company BLS inaugurates used in the world.

the Lötschberg tunnel, electrified at 15,000 V 1954. The Valenciennes-Thionville line is the
and 16.7 Hz in AC. first French electrification at 25,000 V and 50

1915. Electrification at 3,000 V DC of the Hz in AC, in a simple single-phase
Milwaukee Road transcontinental line in configuration (1x25 kV).
Montana, United States.

SNCF

1955. World speed record in France with the
BB-9004 locomotive (331 km/h) under a
American Rail 1,500 V DC system.

1917. Electrification at 1,500 V in DC of the
British line Shildon-Newport. Great Britain
to
current
direct
promote
begins
electrification in other countries.

1920. Electrification of the San Gotardo
tunnel, in Switzerland, at 15,000 V and 16.7
Hz in AC.

1922. In France, the Midi inaugurates the
first French line electrified at 1,500 V in DC,
which had been chosen as the unified system
in France in 1920. SNCF – CAV – Lucien Delille

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Position paper: Innovation in energy management: contribution of railways to sustainable mobility3
SNCF – CAV – Lucien Delille