A haul vehicle includes a dump body, a vehicle body supporting the dump body, a traveling apparatus including driving wheels and supporting the vehicle body, a trolley power receiving apparatus to which power is supplied from a trolley wire, a bidirectional DC/DC converter, a storage battery charged with power supplied from the trolley wire via the bidirectional DC/DC converter, an electric motor that generates driving force for rotating the driving wheels, and a switch mechanism that switches between a first state, in which power is supplied from the trolley wire to the electric motor via the bidirectional DC/DC converter, and a second state, in which power is supplied from the storage battery to the electric motor via the bidirectional DC/DC converter.
HAUL VEHICLE AND METHOD FOR CONTROLLING HAUL VEHICLE
2025-02-13
Patent
Electronic Resource
English
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B60P Fahrzeuge zum Transport von Lasten oder zum Befördern, Tragen oder Aufnehmen besonderer Lasten oder Gegenstände , VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |