Trailer vehicle having an electric drive and combination including the trailer vehicle, and method for operating the trailer vehicle
AssigneeZF CV Systems Global GmbH
InventorThomas Dieckmann
Life of this patent
Estimating the term…
Abstract
A trailer vehicle, in particular a semi-trailer, for a towing vehicle has an electric drive, and the electric drive includes at least one electric motor for driving at least one wheel of the trailer vehicle and an energy store for supplying the electric motor. The energy store stores energy of more than 250 kWh or more than 500 kWh, preferably more than 750 kWh or more than 1000 kWh. A combination vehicle can include the trailer vehicle and a method is for operating a trailer vehicle.
Claims21
A trailer vehicle for a towing vehicle, the trailer vehicle comprising:
- an electric drive having at least one electric motor for driving at least one wheel of the trailer vehicle;
- and,
- an energy store for supplying said electric motor, wherein said energy store is configured to store energy of more than 250 kWh,
- wherein said at least one electric motor is configured to drive said at least one wheel of the trailer vehicle while the trailer vehicle is connected to the towing vehicle.
A combination vehicle comprising:
- a towing vehicle;
- a trailer vehicle including an electric drive and an energy store for supplying an electric motor;
- said electric drive including the electric motor for driving at least one wheel of the trailer vehicle;
- and,
- said energy store being configured to store energy of more than 250 kWh or more than 500 kWh, more than 750 kWh or more than 1000 kWh,
- wherein the electric motor is configured to drive said at least one wheel of the trailer vehicle while the trailer vehicle is connected to the towing vehicle.
A method for operating a trailer vehicle for a towing vehicle, the trailer vehicle having an electric drive and an energy store for supplying an electric motor, the electric drive including the electric motor for driving at least one wheel of the trailer vehicle, the energy store being configured to store energy of more than 250 kWh, the method comprising:
- charging the energy store of the trailer vehicle until the energy store of the trailer vehicle stores energy of more than at least one of 250 kWh, 500 kWh, 750 kWh, and 1000 kWh;
- and,
- operating the electric motor of the trailer vehicle via the energy from the energy store to drive said at least one wheel of the trailer vehicle while the trailer vehicle is connected to the towing vehicle.
Dependencies are inferred from the claim text.