Rail transit vehicle and direct-current load power distribution circuit and control method thereof

The invention discloses a rail transit vehicle and a direct-current load power distribution circuit and control method thereof, the distribution circuit comprises a charger and a storage battery pack, the positive electrode of the charger is connected with the positive electrode of the storage batte...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LI CHUNBO, CHEN SANMENG, YAN YUTIAN, ZHOU ANDE, LI XINING, ZHONG LUOQUAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERATION LOCOMOTIVES MOTOR RAILCARS PERFORMING OPERATIONS RAILWAYS SYSTEMS FOR STORING ELECTRIC ENERGY TRANSPORTING
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Beschreibung
Zusammenfassung:	The invention discloses a rail transit vehicle and a direct-current load power distribution circuit and control method thereof, the distribution circuit comprises a charger and a storage battery pack, the positive electrode of the charger is connected with the positive electrode of the storage battery pack, and the negative electrodes of the charger and the storage battery pack are connected with the negative electrode of a direct-current bus for supplying power to a direct-current load; the positive electrode of the charger is connected with a permanent direct current load, the positive electrode of the charger is also connected with a first conventional direct current load through a first contactor, and the positive electrode of the charger is also connected with a second conventional direct current load through a second contactor; and opening and closing of the first contactor and the second contactor are controlled according to the working condition of the train, the working state of the charger, the actu