Method and a device for charging electric vehicles
First Claim
1. A method for charging electric vehicles, comprising:
- connecting an electric vehicle to a charging station for receiving electric energy,determining at least a state of charge of a battery and a desired duration of charge in the vehicle,determining the energy required for fully charging the battery in the vehicle,transmitting at least information concerning the required energy and the duration of charge to the charging station by the vehicle,receiving in the vehicle different power supply offer adapted to the information, which power supply offer has been determined from among a plurality of different power supply offers by means of the charging station using the information received,selecting one of the adapted power supply offers in the vehicle andtransmitting information concerning the selected power supply offer from the vehicle to the charging station.
4 Assignments
0 Petitions
Accused Products
Abstract
A method for charging electric vehicles through connecting an electric vehicle to a charging station for receiving electric energy. Different power supply offers can be selected particularly simple in that at least a state of charge of a battery and a desired duration of charge is determined in the vehicle, the energy required for fully charging the battery is determined in the vehicle, at least information concerning the required energy and the duration of charge is transmitted to the charging station by the vehicle and at least one power supply offer adapted to the information is received by the vehicle from the charging station which power supply offer has been determined from among a plurality of different power supply offers by means of the charging station using the information received.
26 Citations
10 Claims
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1. A method for charging electric vehicles, comprising:
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connecting an electric vehicle to a charging station for receiving electric energy, determining at least a state of charge of a battery and a desired duration of charge in the vehicle, determining the energy required for fully charging the battery in the vehicle, transmitting at least information concerning the required energy and the duration of charge to the charging station by the vehicle, receiving in the vehicle different power supply offer adapted to the information, which power supply offer has been determined from among a plurality of different power supply offers by means of the charging station using the information received, selecting one of the adapted power supply offers in the vehicle and transmitting information concerning the selected power supply offer from the vehicle to the charging station. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A device for charging electric vehicles, comprising:
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charging means for electrically connecting an electric vehicle to a charging station for receiving electric energy, detecting means for detecting in the vehicle at least a state of charge of a battery as well as a desired charge time, calculating means for determining in the vehicle the required energy for fully charging the battery, communication means for transmitting by the vehicle at least information concerning the required energy and the charge time to the charging station, wherein the communication means are adapted for receiving in the vehicle different power supply offers adapted to the information, which power supply offer has been determined from among a plurality of different power supply offers by means of the charging station using the information received, calculation means adapted for selecting one of the adapted power supply offers in the vehicle and, communication means adapted for transmitting information concerning the selected power supply offer from the vehicle to the charging station.
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9. A method for charging electric vehicles, wherein a charging station is connected to an electric vehicle for supplying electric energy, comprising:
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wherein information concerning at least the required energy for fully charging a battery in the vehicle and concerning the charge time are received in the charging station, based on the received information, different determined power supply offers adapted to the information are selected from among different power supply offers and the determined power supply offers are transmitted to the vehicle by the charging station, information relating to a vehicle side selected power supply offer out of the determined power supply offers are received in the charging station.
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10. A device for charging electric vehicles, comprising:
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a charging station which can be connected to an electric vehicle for supplying electric energy, a receiving device arranged in the charging station adapted for receiving information concerning at least the energy required in the vehicle for fully charging a battery and the charge time, a communication device arranged in the charging station adapted for communication with a central unit and for transmitting the information received from the vehicle to the central unit as well as for receiving from the central unit different power supply offers from among different power supply offers which are adapted to the information received and a transmitting device arranged in the charging station for transmitting said different determined adapted power supply offers to the vehicle, a receiving unit arranged in the charging station adapted for receiving of information relating to a vehicle side selected power supply offer out of the determined power supply offers.
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Specification