KR101926482B1 - Electric car charging method and server - Google Patents

Abstract

The charging method of an electric car performed by the charging authentication server includes receiving information on the user information from the electric car, information on the position of the electric car, and information on the first time when the electric car is connected to the charger, Receiving information on the second time, authenticating the electric car based on the user information, information on the position of the electric car, information on the first time, and information on the second time, And transmitting the charge command to the searched charger.

Description

ELECTRIC CAR CHARGING METHOD AND SERVER BACKGROUND OF THE INVENTION 1. Field of the Invention [0001]

The present invention relates to a method of charging an electric vehicle and a server.

An authentication method for charging a conventional electric vehicle includes an authentication method using an RFID (Radio Frequency Identification) card and an authentication method using an electric vehicle charging application.

6A, when a user of an electric vehicle tags the RFID card 140 on the charger 120 having the RFID wireless recognition function, the charger 120 is connected to the charge authentication server 100, And the charging server 110 receives the authentication confirmation of the RFID card 140 from the charging authentication server 100 to charge the electric vehicle 110. [ According to this method, the user always has to carry the RFID card 140 and has to tag the RFID card 140 to the charger 120 every time.

Referring to FIG. 6B, an electric vehicle charging method using an electric vehicle charging application is a method in which a user inputs a number of a charger 120 into an electric car charging application of a user terminal 150 or a QR code And transmits the information of the charger 120 to the charging authentication server 100 to request charging authentication and the charger 120 receives the authentication confirmation from the charging authentication server 100 to charge the electric vehicle 110 . According to this method, there is an inconvenience that the user must execute the electric car charging application every time to input the information of the charger 120 or scan the QR code.

Korean Patent Laid-Open Publication No. 2013-0028459 discloses that when the user accesses the charger using the identifier of the electric car, the charger transmits the accessed identifier to the management server, and the management server authenticates the authorized user ID using the identifier , And the charger is configured to transmit information on charging of the electric car to the management server.

So that the user can charge the electric vehicle without performing a separate authentication procedure for charging the electric vehicle. Specifically, when the electric car is connected to the charger, information is received from each of the electric car and the charger, authentication is performed using the received information, and the electric car is charged. It is to be understood, however, that the technical scope of the present invention is not limited to the above-described technical problems, and other technical problems may exist.

As a technical means for achieving the above technical object, an electric vehicle charging method performed by a charging authentication server according to the first aspect of the present invention is a charging method of an electric vehicle charging method, in which user information, information on the position of the electric vehicle, Receiving information on a first time of a time point; Receiving information on a second time at which the electric car is connected to the charger from the charger; Authenticating the electric vehicle based on the user information; Searching for a charger connected to the electric vehicle based on information on the position of the electric car, information on the first time, and information on the second time; And transmitting a charge command to the searched charger.

For example, the user information may include at least one of a user ID, a subscription number, and a Vehicle Identification Number (VIN) for an electric vehicle charging service provided by the charging authentication server.

For example, the searching for the charger may include searching for a plurality of chargers that have transmitted information about a second time close to the first charging time; And searching for a charger that is close to the position of the electric vehicle among the plurality of chargers found.

In one example, the method further comprises receiving information on a charging mode from the electric car or the charger, wherein the transmitting the charging command comprises generating the charging command based on the information on the charging mode can do.

In one example, the method further comprises: receiving charge details from the electric vehicle or the charger; And calculating a charge charge based on the charge details.

The method may further include the step of subtracting a point corresponding to the charging fee from a point included in the user information.

According to a second aspect of the present invention, there is provided an electric vehicle charging method performed by a charging authentication server, comprising: receiving user information and charger connection information from an electric vehicle; Receiving electric vehicle connection information from a charger; Authenticating the electric vehicle based on the user information; Comparing the charger connection information and the electric car connection information to search for a charger connected to the electric car; And transmitting a charge command to the searched charger.

For example, the charger connection information may include information on the position of the electric car and information on a first time when the electric car is connected to the charger.

For example, the electric vehicle connection information may include information on a second time when the electric car is connected to the charger.

The charging authentication server for charging an electric vehicle according to the third aspect of the present invention receives user information from the electric car, information about the position of the electric car, and information about a first time when the electric car is connected to the charger, A charger connection information receiver for receiving information on a second time when the electric vehicle is connected to the charger; An authentication unit for authenticating the electric vehicle based on the user information; A search unit for searching for a charger connected to the electric vehicle based on information on the position of the electric car, information on the first time, and information on the second time; And a charge command transmitter for transmitting a charge command to the searched charger.

For example, the user information may include at least one of a user ID, a subscription number, and a Vehicle Identification Number (VIN) for an electric vehicle charging service provided by the charging authentication server.

For example, the search unit searches a plurality of chargers that have transmitted information on a second time close to the first charging time, and searches for chargers that are close to the position of the electric car among the plurality of chargers found.

The charging command transmitting unit may generate the charging command based on information on the charging mode. The charging command transmitting unit may receive the information on the charging mode from the electric car or the charger.

For example, the charging device may further include: a charging and receiving unit receiving charge details from the electric vehicle or the charger; And a charging rate calculating unit for calculating a charging charge based on the charge details.

For example, the terminal may further include a point management unit for subtracting a point corresponding to the charging fee from a point included in the user information.

The above-described task solution is merely exemplary and should not be construed as limiting the present invention. In addition to the exemplary embodiments described above, there may be additional embodiments described in the drawings and the detailed description of the invention.

According to any one of the above-mentioned objects of the present invention, the charging authentication server receives information from each of the electric car and the charger at the time when the electric car is connected to the charger, even if the user does not perform a separate authentication procedure for charging the electric car , And authentication of the electric vehicle is performed using the received information, so that the convenience of the user for charging the electric vehicle can be improved.

Also, unlike the conventional authentication method, there is no need for the user to carry the RF card, and there is no need to execute the electric car charging application to input the charger information or scan the QR code.

1 is a configuration diagram of an electric vehicle charging system according to an embodiment of the present invention.
2 is a block diagram of the charge authentication server shown in FIG. 1, according to one embodiment of the present invention.
3 is a flowchart illustrating an electric vehicle charging method performed by a charging authentication server according to an embodiment of the present invention.
4 is a flowchart illustrating an electric vehicle charging method performed by a charging authentication server according to another embodiment of the present invention.
5 is a flowchart illustrating an electric vehicle charging method according to an embodiment of the present invention.
6A and 6B are views for explaining a conventional electric vehicle charging method.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings, which will be readily apparent to those skilled in the art. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In order to clearly illustrate the present invention, parts not related to the description are omitted, and similar parts are denoted by like reference characters throughout the specification.

Throughout the specification, when a part is referred to as being "connected" to another part, it includes not only "directly connected" but also "electrically connected" with another part in between . Also, when an element is referred to as "comprising ", it means that it can include other elements as well, without departing from the other elements unless specifically stated otherwise.

In this specification, the term " part " includes a unit realized by hardware, a unit realized by software, and a unit realized by using both. Further, one unit may be implemented using two or more hardware, or two or more units may be implemented by one hardware.

In this specification, some of the operations or functions described as being performed by the terminal or the device may be performed in the server connected to the terminal or the device instead. Similarly, some of the operations or functions described as being performed by the server may also be performed on a terminal or device connected to the server.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings.

1 is a configuration diagram of an electric vehicle charging system according to an embodiment of the present invention. Referring to FIG. 1, an electric vehicle charging system may include a charging authentication server 100 and a charger 120. However, since the electric vehicle charging system of FIG. 1 is only one embodiment of the present invention, the present invention is not limited to FIG. 1 and may be configured differently from FIG. 1 according to various embodiments of the present invention.

Generally, the components of the electric vehicle charging system of FIG. 1 are connected through a network 130. 4G, 5G, 3rd Generation Partnership Project (3GPP), Long Term (LTE), Long Term (LTE), and the like are examples of such a network. Term Evolution, World Interoperability for Microwave Access (WIMAX), Wi-Fi, and the like.

The charging authentication server 100 receives the user information and the charger connection information from the electric car 110 connected to the charger 120 and can receive the electric car connection information from the charger 120. Here, the user information includes, for example, the user's ID, subscription number, VIN (Vehicle Identification Number), charging information for charging (e.g., payment card, payment point And the like). The charger connection information may include information on the position of the electric vehicle 110 and information on the first time when the electric vehicle 110 is connected to the charger 120. [ The electric vehicle connection information may include, for example, information on the position of the charger 120 and information on the second time when the electric car 110 is connected to the charger 120. [

The charging authentication server 100 can authenticate the electric vehicle 110 based on the user information. For example, the charging authentication server 100 can authenticate whether the user of the electric car 110 is a member who subscribes to the electric car charging service.

The charge authentication server 100 can search for the charger connected to the electric car 110 based on the charger connection information and the electric car connection information.

The charging authentication server 100 searches for the charger connected to the electric car based on the information about the position of the electric car 110, information on the first time, information on the position of the charger 120, and information on the second time .

For example, the charging authentication server 100 searches for a plurality of chargers that have transmitted information on a second time close to the first charging time, and searches for a plurality of chargers, which are located closer to the position of the electric vehicle 110, Can be searched.

For example, the charge authentication server 100 searches the information on the position of the electric vehicle 110 and information on the position of the charger 120 existing within the error range, Can be detected.

The charging authentication server 100 can receive information on the charging method from the electric car 110 or the charger 120. [ For example, the charging method may include a rapid charging method, a full charging method, and the like.

The charging authentication server 100 may generate a charging command based on the information on the charging mode received from the electric car 110 or the charging device 120 and may transmit the charging command to the searched charging device 120. [ For example, when the charging authentication server 100 receives the information on the first charging method from the electric car 110 and then receives information on the second charging method from the charging device 120, The charging command for the second charging mode can be changed to the charging command for the second charging mode.

The charge authentication server 100 can receive the charge details from the electric car 110 or the charger 120 and calculate the charge charge based on the charge details. Here, the charge details may include, for example, the charge amount information charged in the electric car 110, the charge start time, and the charge end time. For example, the charging authentication server 100 can variably calculate the charging charge according to the charging plan for each charging time period even though the charging amount of the electric vehicle 110 is the same.

The charging authentication server 100 can charge the electric vehicle user with the calculated charging fee based on the payment information included in the user information. For example, the charging authentication server 100 may deduct a point corresponding to the charging fee at the user's payment point, or may charge a fee corresponding to the charging fee to the user's payment card.

When the electric vehicle 110 is connected to the charger 120, it can transmit user information and charger connection information to the charging authentication server 100. For example, when the electric vehicle 110 is connected to the charging connector of the charger 120, the user information and the charger connection information may be transmitted to the charging authentication server 100 through the wireless communication module of the electric vehicle 110.

The charger 120 can charge the electric vehicle 110 according to the charge command received from the charge authentication server 100. [ For example, when the charger 120 receives the charging command, the charging connector is unlocked to charge the electric vehicle 110. When charging of the electric vehicle 110 is completed, the charging connector is locked and the electric vehicle 110 ) Can be disconnected. For example, the charger 120 can perform charging of the electric vehicle 110 in a rapid charging mode or a full charging mode.

The charger 120 may include an interface for selecting a charging mode (for example, an input button for a rapid charging mode and an input button for a full charging mode), and the charger 120 may select a charging mode from a user Input can be received.

Hereinafter, the operation of each component of the electric vehicle charging system of FIG. 1 will be described in more detail.

2 is a block diagram of the charging authentication server 100 shown in FIG. 1, according to one embodiment of the present invention. 2, the charging authentication server 100 includes a charger connection information receiving unit 200, an authentication unit 210, a searching unit 220, a charging command transmitting unit 230, a charging mode receiving unit 240, A reception unit 250, a charge calculation unit 260, a point management unit 270, and a DB 280. However, the charging authentication server 100 shown in FIG. 2 is only one embodiment of the present invention, and various modifications are possible based on the components shown in FIG.

The charger connection information receiving unit 200 can receive user information, information on the position of the electric vehicle 110, and information on the first time when the electric vehicle 110 is connected to the charger, from the electric vehicle 110. [ The user information may include at least one of the user's ID, subscription number, VIN, payment information (e.g., payment card, payment point, etc.) for charging the electric car charging service provided by the charging authentication server 100 .

The charger connection information receiving unit 200 can receive information on the second time of the time when the electric car 110 is connected to the charger 120 from the charger 120. [

The authentication unit 210 can authenticate the electric vehicle 110 based on the user information. For example, the authentication unit 210 can authenticate whether the user of the electric car 110 is a member who subscribes to the electric vehicle charging service.

The searching unit 220 may search for the charger 120 connected to the electric vehicle 110 based on the information about the position of the electric vehicle 110, the information about the first time, and the information about the second time.

For example, the search unit 220 searches for a plurality of chargers that have transmitted information on a second time close to the first charging time, and searches for a charger that is close to information on the position of the electric vehicle 110 among the plurality of chargers You can search.

The charging mode receiving unit 240 can receive information on the charging mode from the electric car 110 or the charger 120. [ Here, the charging method may include, for example, a rapid charging method, a full charging method, and the like. Information on the charging method may be selected by the user of the electric vehicle 110 or changed according to the charging state of the electric vehicle 110 . For example, the charging authentication server 100 may receive information on the charging mode again from the electric vehicle 110 or the charger 120 before charging or charging the electric vehicle 110. [

The charging command transmitting unit 230 may generate a charging command based on the information on the charging method and may transmit the charging command to the searched charger 120. [

The charge and discharge receiving unit 250 may receive charge details from the electric car 110 or the charger 120. [ For example, the charge details may include the charge amount information charged in the electric car 110, the charge start time, and the charge end time.

The charging rate calculating unit 260 can calculate the charging charge based on the charging details.

The point management unit 270 may deduct a point corresponding to the charging fee from the payment point included in the user information. For example, the point management unit 270 may deduct a portion of the charge amount from the charging fee item selected by the electric car user in the electric charge service, and add the remaining amount to another payment means (e.g., payment card, Etc.).

The DB 280 stores data input and output between the respective components in the charge authentication server 100 and stores the input and output data between the charge authentication server 100 and the components outside the charge authentication server 100 And stores the data.

Those skilled in the art will appreciate that the charger connection information receiving unit 200, the authenticating unit 210, the searching unit 220, the charging command transmitting unit 230, the charging system receiving unit 240, the charging and receiving unit 250, It is to be appreciated that the unit 260, the point management unit 270, and the DB 280 may be implemented separately, or at least one of them may be implemented integrally.

3 is an operational flowchart illustrating an electric vehicle charging method performed by the charging authentication server 100 according to an embodiment of the present invention. The method of charging an electric vehicle according to the embodiment shown in FIG. 3 includes the steps of the charging authentication server 100, the electric vehicle 110 and the charger 120 according to the embodiment shown in FIGS. 1 and 2, do. 1 and 2 are also applied to the electric vehicle charging method according to the embodiment shown in FIG. 3 (hereinafter, referred to as " electric vehicle charging method " .

3, in step S301, the charging authentication server 100 acquires user information, information on the position of the electric vehicle 110, and information on the first time at which the electric vehicle 110 is connected to the charger from the electric vehicle 110 Lt; / RTI > Here, the user information may include at least one of a user's ID, subscription number, and VIN for the EV charging service provided by the charging authentication server 110.

The charging authentication server 100 can receive information on the second time of the time when the electric vehicle 110 is connected to the charger 120 from the charger 120 in step S303.

In step S305, the charging authentication server 100 can authenticate the electric vehicle 110 based on the user information received in step S301.

The charging authentication server 100 can search the charger 120 connected to the electric car 110 based on the information about the position of the electric car 110, the information about the first time and the information about the second time in step S307 have.

In step S309, the charging authentication server 100 may transmit a charging command to the searched charger 120. [

Although not shown in FIG. 3, in step S307, the charging authentication server 100 searches for a plurality of chargers that have transmitted information on a second time close to the first charging time, and determines the position of the electric vehicle 110 The charger can be searched.

In the above description, steps S301 to S309 may be further divided into additional steps or combined into fewer steps, according to an embodiment of the present invention. Also, some of the steps may be omitted as necessary, and the order between the steps may be changed.

4 is an operational flowchart illustrating an electric vehicle charging method performed by the charging authentication server 100 according to another embodiment of the present invention. The method of charging an electric vehicle according to the embodiment shown in FIG. 4 includes the steps of the charging authentication server 100, the electric vehicle 110 and the charger 120 according to the embodiment shown in FIGS. 1 to 3, do. Therefore, the contents described with respect to the charging authentication server 100, the electric vehicle 110 and the charger 120 of FIGS. 1 to 3 are also applied to the electric vehicle charging method according to the embodiment shown in FIG. 4, .

4, in step S401, the charging authentication server 100 can receive user information and charger connection information from the electric vehicle 110. [ Here, the user information may include at least one of a user's ID, a subscription number, and VIN for an electric vehicle charging service provided by the charging authentication server 100. The charger connection information may include information on the position of the electric vehicle 110 and information on the first time when the electric vehicle 110 is connected to the charger 120. [

In step S403, the charging authentication server 100 can receive the electric vehicle connection information from the charger 120. [ Here, the electric vehicle connection information may include information on a second time when the electric car 110 is connected to the charger 120. [

In step S405, the charging authentication server 100 can authenticate the electric vehicle 110 based on the user information.

In step S407, the charging authentication server 100 may search for the charger 120 connected to the electric vehicle 110 by comparing the charger connection information and the electric connection information.

In step S409, the charging authentication server 100 may transmit a charging command to the searched charger 120. [

In the above description, steps S401 to S409 may be further divided into additional steps or combined into fewer steps, according to an embodiment of the present invention. Also, some of the steps may be omitted as necessary, and the order between the steps may be changed.

5 is a flowchart illustrating an electric vehicle charging method according to an embodiment of the present invention. The method of charging an electric vehicle according to the embodiment shown in FIG. 5 includes the steps of the charging authentication server 100, the electric vehicle 110 and the charger 120 according to the embodiment shown in FIGS. 1 to 4, do. Therefore, the contents described with respect to the charging authentication server 100, the electric vehicle 110 and the charger 120 of FIGS. 1 to 4 are also applied to the electric vehicle charging method according to the embodiment shown in FIG. 5 .

Referring to FIG. 5, in step S501, the charging authentication server 100 may receive user information and charger connection information from the electric vehicle 110. [

In step S503, the charging authentication server 100 can receive the electric vehicle connection information from the charger 120. [

In step S505, the charging authentication server 100 can receive information on the charging method from the electric vehicle 110. [

In step S507, the charging authentication server 100 can authenticate the electric vehicle 110 based on the user information.

In step S509, the charging authentication server 100 can search the charger 120 connected to the electric car 110 by comparing the charger connection information and the electric car connection information.

In step S511, the charging authentication server 100 can generate a charging command based on the information on the charging method received in step S505.

In step S513, the charging authentication server 100 may transmit a charging command to the charger 120 retrieved in step S509.

In step S515, the charge authentication server 100 can receive the charge details from the charger 120. [

In step S517, the charging authentication server 100 may calculate the charging charge based on the charge details received in step S515.

In step S519, the charging authentication server 100 may subtract a point corresponding to the charging fee calculated at the point included in the user information.

Although not shown in FIG. 5, in step S505, the charging authentication server 100 may receive information on the charging method from the charger 120. [

Although not shown in FIG. 5, in step S515, the charging authentication server 100 may receive the charge details from the electric car 110. FIG.

In the above description, steps S501 through S519 may be further divided into additional steps or combined into fewer steps, according to an embodiment of the present invention. Also, some of the steps may be omitted as necessary, and the order between the steps may be changed.

One embodiment of the present invention may also be embodied in the form of a recording medium including instructions executable by a computer, such as program modules, being executed by a computer. Computer readable media can be any available media that can be accessed by a computer and includes both volatile and nonvolatile media, removable and non-removable media. In addition, the computer-readable medium may include both computer storage media and communication media. Computer storage media includes both volatile and nonvolatile, removable and non-removable media implemented in any method or technology for storage of information such as computer readable instructions, data structures, program modules or other data. Communication media typically includes any information delivery media, including computer readable instructions, data structures, program modules, or other data in a modulated data signal such as a carrier wave, or other transport mechanism.

It will be understood by those skilled in the art that the foregoing description of the present invention is for illustrative purposes only and that those of ordinary skill in the art can readily understand that various changes and modifications may be made without departing from the spirit or essential characteristics of the present invention. will be. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive. For example, each component described as a single entity may be distributed and implemented, and components described as being distributed may also be implemented in a combined form.

It is intended that the present invention covers the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents. .

100: Charge authentication server
110: Electric car
120: Charger
200: Charger connection information receiver
210:
220:
230: Charge command transmission unit
240: Charging type receiving unit
250: Charging history receiver
260: charge rate calculating unit
270: Point management section
280: DB

Claims (15)

In the electric vehicle charging method performed by the charging authentication server,
Receiving user information from the electric car, information on the position of the electric car, and information on a first time when the electric car is connected to the charger;
Receiving information on a second time at which the electric car is connected to the charger from the charger;
Authenticating the electric vehicle based on the user information;
Searching for a charger connected to the electric vehicle based on information on the position of the electric car, information on the first time, and information on the second time; And
Transmitting a charging command to the searched charger
, ≪ / RTI &
The step of searching for the charger
Searching for a plurality of chargers transmitting information on the second time close to the first time; And
And searching for a charger that is close to the position of the electric car among the plurality of chargers searched for.
The method according to claim 1,
Wherein the user information includes at least one of a user ID, a subscription number, and a Vehicle Identification Number (VIN) for an electric vehicle charging service provided by the charging authentication server.
delete The method according to claim 1,
Further comprising receiving information on a charging mode from the electric car or the charger,
The step of transmitting the charge command
Generating the charge command based on the information on the charging mode
Wherein the electric vehicle is charged with electric power.
The method according to claim 1,
Receiving charge details from the electric car or the charger; And
Calculating a charging charge based on the charge details
Further comprising the steps of:
6. The method of claim 5,
A step of subtracting a point corresponding to the charging fee from a point included in the user information
Further comprising the steps of:
In the electric vehicle charging method performed by the charging authentication server,
Receiving user information and charger connection information from an electric vehicle;
Receiving electric vehicle connection information from a charger;
Authenticating the electric vehicle based on the user information;
Comparing the charger connection information and the electric car connection information to search for a charger connected to the electric car; And
Transmitting a charging command to the searched charger
, ≪ / RTI &
The charger connection information includes information on the position of the electric car and information on a first time when the electric car is connected to the charger,
The electric vehicle connection information includes information on a second time when the electric car is connected to the charger,
The step of searching for the charger
Searching for a plurality of chargers transmitting information on the second time close to the first time; And
And searching for a charger that is close to the position of the electric car among the plurality of chargers searched for.
delete delete 1. A charge authentication server for charging an electric vehicle,
Information on the position of the electric car, information on the first time when the electric car is connected to the charger, information on the second time when the electric car is connected to the charger, A charger connection information receiving unit;
An authentication unit for authenticating the electric vehicle based on the user information;
A search unit for searching for a charger connected to the electric vehicle based on information on the position of the electric car, information on the first time, and information on the second time; And
A charging command transmission unit for transmitting a charging command to the searched charger,
, ≪ / RTI &
Wherein the searching unit searches for a plurality of chargers that have transmitted information on the second time that is close to the first time,
And searches for a charger that is close to the position of the electric car among the plurality of chargers found.
11. The method of claim 10,
Wherein the user information includes at least one of a user ID, a subscription number, and a Vehicle Identification Number (VIN) for an electric vehicle charging service provided by the charging authentication server.
delete 11. The method of claim 10,
Further comprising a charging mode receiving unit for receiving information on the charging mode from the electric car or the charger,
Wherein the charge command transmitting unit generates the charge command based on the information on the charge mode.
11. The method of claim 10,
A charge breakdown receiver for receiving charge details from the electric car or the charger; And
A charging rate calculating unit for calculating a charging charge based on the charge details,
The charge authentication server further comprising:
15. The method of claim 14,
A point management unit for subtracting a point corresponding to the charging fee from a point included in the user information,
The charge authentication server further comprising:

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