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H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
H02J3/00—Circuit arrangements for AC mains or AC distribution networks
H02J3/02—Circuit arrangements for AC mains or AC distribution networks using a single network for simultaneous distribution of AC power at different frequencies
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FR55838D1943-04-191943-04-19Procédé et installation pour les transports électriques de force à très haute tension
ExpiredFR55838E
(fr)