Electric locomotive and power supply device and method thereof

The invention discloses an electric locomotive and a power supply device and method thereof. The power supply device comprises two traction storage batteries, two traction converters, a bidirectional direct/alternating current converter and a control module, the first traction converter is connected...

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Bibliographische Detailangaben
Hauptverfasser:	RAN DEQIANG, ZOU HUANQING, ZHAO DONGXU, WU JUNBO, YE FENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC,OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWERSUPPLY SYSTEMS CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CONTROL OR REGULATION THEREOF CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLEDVEHICLES ELECTRICITY ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL GENERATION LOCOMOTIVES MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES MOTOR RAILCARS PERFORMING OPERATIONS RAILWAYS SYSTEMS FOR STORING ELECTRIC ENERGY TRANSPORTING VEHICLES IN GENERAL
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Beschreibung
Zusammenfassung:	The invention discloses an electric locomotive and a power supply device and method thereof. The power supply device comprises two traction storage batteries, two traction converters, a bidirectional direct/alternating current converter and a control module, the first traction converter is connected with a first traction storage battery through a first contactor, and the second traction converter is connected with a second traction storage battery through a second contactor; the second traction converter is connected with a fixed-frequency load through a third contactor; the bidirectional DC/AC converter is connected with a first traction storage battery, a second traction storage battery and a second traction converter through a fourth contactor, a fifth contactor and a sixth contactor respectively; the control module controls the opening and closing states of the first contactor to the sixth contactor according to different power supply modes and/or fault conditions, and normal power supply of the electric