KR20120107810A - Charge system of electric vehicle and charge apparatus of electric vehicle - Google Patents

Abstract

An electric vehicle charging device according to an embodiment of the present invention includes a connection unit having at least one plug for providing a charging current to the battery of the electric vehicle, a power amount calculation unit for measuring the amount of power supplied to the electric vehicle through the connection unit; An identification information recognizing unit recognizing identification information of the electric vehicle connected to the connection unit, a network communication unit transmitting identification information and power amount information of the electric vehicle to a charging settlement server, and charging of the electric vehicle based on the identification information; And a control unit for controlling the power amount information according to the charging to be transmitted to the charge settlement server together with the identification information.

Description

CHARGE SYSTEM OF ELECTRIC VEHICLE AND CHARGE APPARATUS OF ELECTRIC VEHICLE}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to electric vehicle charging, and more particularly, to an electric vehicle charging system and an electric vehicle that facilitate the charging of an electric vehicle parked in a public parking space.

Although cars using energy such as gasoline, diesel, and liquefied petroleum gas (fossil fuels) still account for the trend of automobiles manufactured, sold, and operated around the world, limited prediction of depletion of petroleum resources, rapid rise in oil resources, Due to the problems of environmental destruction such as pollution and global warming due to harmful exhaust gases, development of eco-friendly alternative energy vehicles has been actively carried out at home and abroad, and the supply of alternative energy vehicles is gradually expanding.

Such alternative energy vehicles include pure electric vehicles (also called EVs), hybrid electric vehicles (also called HEVs) that combine fossil fuels and electric energy, and fuel cell electric vehicles. Abbreviated as FCEV).

The pure electric vehicle as described above is powered by a battery and controls an electric motor by a motor controller represented by an inverter to achieve the optimum efficiency, and by replacing the engine with an electric motor, it is harmful. It is a complete eco-friendly car with no emissions.

On the other hand, in the case of the plug-in electric vehicle currently being developed, the charging at home is charged through the household electric plug so that the charging power can be metered by the integrated power meter of each household. However, in large group residential facilities such as apartments, parking spaces are diverse and wide, so it is difficult to always park in the same parking area.

According to the related art, since a charging electric plug cannot be assigned to the same vehicle at all times in a public parking lot such as an apartment parking lot, it is not possible to charge the battery, and when charging the amount of power used during charging, Although it is preferable to accumulate and charge, there is a problem in that the billing process is accompanied by technical difficulties.

In an embodiment according to the present invention, an electric vehicle may be charged during a parking time even in a public parking lot such as an apartment or an officetel.

In addition, the embodiment according to the present invention to automatically recognize the owner of the electric vehicle to be able to settle charge charges in the post-pay.

In addition, according to an embodiment of the present invention, the charging history information including the charging fee may be checked by using a mobile terminal that is accessible to the charging fee settlement server.

Technical problems to be achieved in the present invention are not limited to the technical problems mentioned above, and other technical problems not mentioned above are clearly understood by those skilled in the art to which the embodiments proposed from the following description belong. Could be.

An electric vehicle charging system according to an embodiment of the present invention is provided in each of the charging parking space in which the electric vehicle is parked to charge the battery provided in the electric vehicle, and accordingly transmits the identification information and charging information of the electric vehicle And a charging settlement server for performing a charging charge settlement using the identification information and the charging information transmitted.

In addition, the electric vehicle charging apparatus according to an embodiment of the present invention calculates the amount of power to measure the amount of power supplied to the electric vehicle through the connection portion having at least one plug for providing a charging current to the battery of the electric vehicle; And an identification information recognizing unit recognizing identification information of the electric vehicle connected to the connection unit, a network communication unit transmitting identification information and power amount information of the electric vehicle to a charging settlement server, and the electric vehicle based on the identification information. And a control unit for controlling the charging and controlling the power amount information according to the charging to be transmitted to the charging settlement server together with the identification information.

According to an embodiment of the present invention, it is possible to easily charge the electric vehicle in a parking lot of a residential area or a public place such as an apartment or an officetel, not a public charging station on the roadside, and the charge according to the charging is automatically processed. The user's convenience can be achieved.

In addition, according to an embodiment of the present invention by implementing a service that provides the charging history information, there is an effect that can easily grasp information on the charging history through the mobile terminal of the customer.

1 is a schematic diagram of a configuration of an electric vehicle charging system according to an embodiment of the present invention.
2 is a configuration diagram showing the configuration of an electric vehicle.
3 is a block diagram showing the configuration of an electric vehicle charging device according to an embodiment of the present invention.
4 is a detailed configuration diagram of the connection portion shown in FIG.
5 is a flowchart illustrating a step-by-step method of operating an electric vehicle charging device according to an embodiment of the present invention.
7 is a flowchart illustrating a method of recognizing identification information of an electric vehicle according to an exemplary embodiment of the present invention.
8 is a flowchart illustrating a step-by-step method of transmitting charging history information according to an embodiment of the present invention.
9 is a flowchart illustrating a charging step charging method step by step according to an embodiment of the present invention.

The proposed embodiment will be described.

Hereinafter, specific embodiments of the present invention will be described in detail with reference to the drawings. However, the spirit of the present invention is not limited to the embodiments presented, and other inventions which are further deteriorated by addition, change, deletion, etc. of other components, or other embodiments included within the scope of the present invention can be easily made. I can suggest.

The term used in the present invention was selected as a general term widely used as possible, but in some cases, the term is arbitrarily selected by the applicant, in which case the meaning is described in detail in the description of the invention, the name of a simple term It should be clear that the present invention is to be understood as a meaning of terms.

In other words, in the following description, the word 'comprising' does not exclude the presence of other elements or steps than those listed.

1 is a schematic diagram of a configuration of an electric vehicle charging system according to an embodiment of the present invention.

As shown in FIG. 1, an electric vehicle charging system includes an electric vehicle 100, an electric vehicle charging apparatus 200, a fare settlement server 300, and a mobile terminal 400.

The electric vehicle 100 receives electric power from a battery 110 and controls an electric motor by a motor controller represented by an inverter, thereby achieving optimum efficiency, and turning the engine into an electric motor. It is a complete eco-friendly car with no emissions.

The electric vehicle charging device 200 is connected to the electric vehicle 100, recognizes unique identification information of the electric vehicle 100, and supplies a current to the battery 110.

In addition, the electric vehicle charging device 200 calculates the amount of power according to the current supplied to the battery 110, and accordingly transmits the calculated information and the identification information to the charge settlement server 300.

The charge settlement server 300 performs data communication with the electric vehicle charging device 200 to receive identification information and the calculated information of the electric vehicle 100 connected to the electric vehicle charging device 200.

Then, the charge settlement server 300 stores the calculated information corresponding to the identification information, and charges the customer by calculating the charge fee according to the calculated information using the identification information.

The mobile terminal 400 is a device owned by a customer, and receives and displays its own charging history information transmitted from the charging settlement server 300, and the charging history information includes information on a charging fee to be paid. .

Although a mobile phone is illustrated as an example of the mobile terminal 400, a device equipped with a network function such as a PMP, a PC, and a television may be used as the mobile terminal 400 without being limited thereto.

Hereinafter, the electric vehicle charging system will be described in more detail with reference to the accompanying drawings.

2 is a configuration diagram showing the configuration of an electric vehicle.

2, the electric vehicle 100 includes a battery 110, a data communication unit 120, and a vehicle information storage device 130.

The battery 110 is a vehicle battery capable of storing electrical energy used as fuel for driving the electric vehicle 100.

The data communication unit 120 performs data communication with the electric vehicle charging device 200 through power line communication.

The vehicle information storage device 130 stores identification information of an electric vehicle that receives an electric charge, and the identification information is used in connection with a remote meter reading system or a home network system to use a service such as a used charge capacity or a charge. Used.

In addition, the vehicle information storage device 130 provides the electric vehicle charging device 200 with identification information of the stored electric vehicle, so that the electric vehicle charging device 200 for the electric vehicle 100. The vehicle information and the personal information of the customer who owns the electric vehicle can be grasped.

3 is a configuration diagram showing the configuration of an electric vehicle charging device according to an embodiment of the present invention, Figure 4 is a detailed configuration diagram of the connecting portion shown in FIG.

Referring to FIG. 3, the electric vehicle charging device 200 includes a connection unit 210, an identification information recognition unit 220, a switching unit 230, a power amount calculation unit 240, a network communication unit 250, and a display unit 260. And a controller 270.

The connection unit 210 has a power supply plug for providing power supplied through a power supply unit (not shown) to the battery 110 of the electric vehicle 100.

At this time, it is preferable that the connecting portion 210 is composed of a plurality.

That is, as shown in FIG. 4, the connection part 210 includes a connection part 1 210a, a connection part 2 220b, a connection part 3230c, a connection part 4 220d, and a connection part N 200n including a plurality of plugs. It includes.

Accordingly, the connection unit 210 is installed in each of the parking spaces of the public parking lot, such as an apartment parking lot, so as to simultaneously charge a plurality of electric vehicles.

The identification information recognition unit 220 recognizes identification information of the electric vehicle 100 connected to the connection unit 210.

At this time, the identification information is a unique number registered in the electric vehicle 110, a tag of the identification information card previously issued to the user owning the electric vehicle 110, the vehicle number and the customer of the electric vehicle 110 It may include at least any one of customer identification information and the like input by.

Accordingly, the identification information recognition unit 220 may be implemented as a tag recognition unit that recognizes the unique identification information registered in the identification information card as the identification information card containing the unique identification information of the electric vehicle 110 approaches. have. The unique identification information registered in the identification card may be any one of a vehicle number, a vehicle ID, and owner information of the electric vehicle 100.

In addition, the identification information recognition unit 220 may be implemented by a photographing unit for recognizing the vehicle number of the electric vehicle by photographing the electric vehicle connected to the connection unit 210, and analyzes the captured image accordingly.

In addition, the identification information recognition unit 220 performs data communication with the internal system of the electric vehicle connected to the connection unit 210, the unique identification stored in the vehicle information storage device 130 of the electric vehicle 100 The data communication unit may acquire information. In this case, the identification information recognizing unit 220 may obtain the unique identification information of the vehicle by performing a CAN (Controller Area Network) communication or power line communication with the electric vehicle internal system in which the unique identification information of the vehicle is stored.

In addition, the identification information recognition unit 220 may display an information input window, may be implemented as an interface unit that can receive the personal information of the customer from the input window.

The charge switching unit 230 intercepts the current supplied to the battery 110 of the electric vehicle 100 through the connection unit 210. In other words, the charging switching unit 230 allows the current to be continuously supplied to the battery 110 or cuts off the supplied current.

In this case, the charge switching unit 230 is installed in a one-to-one correspondence to the plurality of connection portions 210, thereby allowing a separate current interruption for each connection portion 210.

The power amount calculator 240 calculates the amount of power provided to the battery 110 of the electric vehicle 100 through the connection unit 210. That is, the power amount calculator 240 measures the electric energy consumed by the charging from the power supply terminal to the load terminal (electric vehicle).

The network communication unit 250 performs data communication with the charging settlement server 300 in a network environment to exchange data.

In particular, the network communication unit 250 transmits the power amount information calculated through the power amount calculator 240 together with the identification information of the electric vehicle 100 that is being charged to the charge settlement server 300.

The display unit 260 outputs information on the state of charge of the electric vehicle 100.

In this case, the display unit 260 includes a voice output unit (speaker) for outputting information on the state of charge as a voice signal, and an image output unit (display unit) for outputting information about the state of charge through a display screen. can do.

The display unit 260 may display a charging line, an idle charging station, an estimated charging time, a charging progress, a charged amount, and customer information through a table and a graphic. In addition, the data provided through the display unit 260 may be provided so that the customer can determine the charging progress in advance through a large display device in the charging station, and furthermore, the charging is transmitted to the customer's electric vehicle internal system or the mobile terminal. Status information can also be reported.

The controller 270 controls the overall operation of the electric vehicle charging device 200.

In particular, the controller 270 controls to obtain identification information of the connected electric vehicle when the electric vehicle is connected through the connection unit 210. In this case, the identification information is vehicle information or customer identification information obtained by the identification information acquisition unit 220.

Then, when the identification information is obtained, the controller 270 checks the obtained identification information, and determines whether the identification information is normal identification information. That is, it is checked whether or not the vehicle corresponding to the identification information is a normally registered vehicle, or whether the customer normally owns the vehicle.

If the identification information is normal, the controller 270 allows the current to be supplied to the battery 110 of the electric vehicle 100 through the connection unit 210.

In this case, before the charging operation of the electric vehicle 100 is performed, the controller 270 checks the charging option set corresponding to the identification information of the electric vehicle 100.

Charging options Setting status Chargeable unit price 150 won / kWh or less Remaining capacity 20% less than Charge time 05:00 AM Charge days of the week Weekdays (except holidays)

The charging option may include one or more of an electric charge unit price, a remaining capacity, and a charging date and time.

That is, the controller 270 checks whether the currently applied electric charge unit price exceeds the unit price preset by the customer, and accordingly, the electric vehicle 100 only when the applied electric charge unit price does not exceed the preset unit price. ) To be charged.

In addition, the controller 270 checks the remaining capacity of the electric energy remaining in the electric vehicle 100, and accordingly, the charging of the electric vehicle 100 is performed only when the confirmed remaining capacity is lower than a predetermined capacity. To lose.

In addition, the controller 270 checks whether the current date and time correspond to the preset charging date and time, and accordingly, the electric vehicle 100 is charged only at the set charging date and time.

In addition, if it is determined that the acquired identification information is abnormal, the controller 270 cuts off the current supplied to the electric vehicle, thereby preventing the battery 110 from being charged.

In addition, when the electric vehicle 100 is charged, the controller 270 checks the information calculated by the power amount calculating unit 240, and accordingly the information calculated at the time when the charging is completed, and the The identification information of the electric vehicle 100 is transmitted to the charging settlement server 300.

5 is a block diagram showing the configuration of a charge settlement server according to an embodiment of the present invention.

Referring to FIG. 5, the charge settlement server 300 includes a network communication unit 310, a database unit 320, a customer information manager 330, and a controller 340.

The network communicator 310 performs data communication with the electric vehicle charging device 200 to receive identification information and charging history information of the electric vehicle to be charged.

That is, the network communication unit 310 is provided with charging history information including information on the vehicle or customer of the charged electric vehicle 100 and information on the amount of charged power.

The database unit 320 stores various programs or information necessary for the operation of the charge settlement server 300.

The customer information manager 330 manages charging information of the customer based on data provided from the electric vehicle charging device 200.

The customer information manager 330 stores and manages customer identification information and charging history information corresponding to the identification information.

The charging history information may include basic personal information of the customer, vehicle number information of the customer, vehicle type, charging capacity, charging time, charging cycle and mileage.

Charge status information Charging start date and time Charging end date and time Electric energy used (kWh) Electricity unit price per kWh Charge full charge of the electric car

More specifically, the charging information includes charging state information including at least one of a charging start date and time, a charging end date and time, an amount of power used, an electric unit price rate, and a total charge rate.

Charge statistics information Charging Usage by Time Transfer electric charge Delivered electric charge rates Annual power usage statistics Charging Charge Price by Time

The charging information may include charging statistical information including at least one of time-based charging information, monthly charging information, annual charging information, and an electric charge unit price trend.

To this end, the network communication unit 310 receives the charging state information and charging statistics information from the electric vehicle charging device 200 and stores it in the customer information management unit 330.

The controller 340 stores and manages identification information provided through the network communication unit 310 and charging information corresponding to the identification information.

In addition, the control unit 340 extracts the charging information corresponding to the identification information of the request customer in accordance with the request of the customer and transmits it to the mobile terminal.

In addition, the controller 340 charges the charging fee to the customer who charged the electric vehicle 100 by using the identification information and the charging information.

To this end, the controller 340 stores charging information for performing the charging process in the database unit 320 corresponding to the identification information, and performs the charging process of the charging fee using the charging information. do.

In this case, the billing information may include billing target information, such as residence information, resident registration number information, card number information, telephone number information of the customer.

6 is a flowchart illustrating a step-by-step method of operating an electric vehicle charging device according to an embodiment of the present invention. Hereinafter, the charging method of the electric vehicle illustrated in FIG. 6 will be described in conjunction with the components illustrated in FIGS. 1, 2, 3, and 4.

Referring to FIG. 6, first, the customer's electric vehicle 100 enters a charging station, and accordingly, the charging plug provided in the electric vehicle 100 is connected to the connection unit 210 provided in the electric vehicle charging apparatus 200. (Step 100).

Thereafter, the identification information corresponding to the electric vehicle 100 connected to the connection unit 210 is recognized through the identification information recognition unit 220 provided in the electric vehicle charging device 200 (step 110).

In this case, the unique identification information recognized by the identification information recognition unit 220 is a unique number registered in the internal system of the electric vehicle 110, identification information previously issued to the user who owns the electric vehicle 110. It may include at least one of a tag of the card, personal information directly input by the customer, a vehicle number of the electric vehicle 110, and the like.

Accordingly, the identification information recognition unit 220 may recognize the unique identification information registered in the identification information card as the identification information card containing the unique identification information of the electric vehicle 110 approaches. The unique identification information registered in the identification card may be any one of a vehicle number, a vehicle ID, and owner information of the electric vehicle 100.

In another embodiment, the identification information recognition unit 220 photographs an electric vehicle connected to the connection unit 210, and analyzes the photographed image to recognize the vehicle number of the electric vehicle to obtain the unique identification information. Can be.

In another embodiment, the identification information recognition unit 220 performs data communication with an internal system of the electric vehicle connected to the connection unit 210 and is stored in the vehicle information storage device 130 of the electric vehicle 100. Unique identification information can be obtained. In this case, the identification information recognizing unit 220 may obtain the unique identification information of the vehicle by performing a CAN (Controller Area Network) communication or power line communication with the electric vehicle internal system in which the unique identification information of the vehicle is stored.

In another embodiment, the identification information recognition unit 220 may receive personal information from a customer, and obtain unique identification information by using the personal information.

When the identification information corresponding to the electric vehicle 100 is obtained, the electric vehicle charging device 200 checks the charging option corresponding to the obtained identification information (step 120).

That is, the unit price, remaining capacity, and charging date and time information corresponding to the identification information are checked.

The electric vehicle charging device 200 determines whether a current condition satisfies a condition for the charging option according to the checked charging option (step 130).

As a result of the determination (130), when the condition for the charging option is satisfied, the electric vehicle charging device 200 supplies a current to the connected electric vehicle 100, thereby providing a battery provided in the electric vehicle 100 ( Charge 110 (step 140).

In addition, the electric vehicle charging device 200 calculates the amount of power used for the charging while the electric vehicle 100 is being charged (step 150).

When the charging of the electric vehicle 100 is completed, the electric vehicle charging device 200 transmits identification information of the electric vehicle 100 and power amount information calculated until the charging is completed to the charging settlement server 300. (Step 160).

Meanwhile, if the determination result 160 does not satisfy the condition for the charging option, the electric vehicle charging device 200 does not supply current to the electric vehicle 100 (blocking), and thus the electric vehicle The battery 110 included in the 100 is not charged (step 170).

7 is a flowchart illustrating a method of recognizing identification information of an electric vehicle according to an exemplary embodiment of the present invention.

Referring to FIG. 7, as the electric vehicle 100 is connected to the electric vehicle charging apparatus 200, the electric vehicle charging apparatus 200 starts the identification information recognition operation corresponding to the connected electric vehicle 100. (Step 200).

First, the electric vehicle charging device 200 is provided with a card reader, so that the card reader recognizes a customer identification card approaching the surroundings (step 210).

In operation 220, the card reader acquires personal information of the customer or vehicle information of the electric vehicle 100 from the recognized customer identification card.

Alternatively, the electric vehicle charging device 200 is provided with a camera, and thus the camera photographs the connected electric vehicle 100 (step 230). More preferably, the camera photographs the license plate of the electric vehicle 100.

In operation 240, the electric vehicle charging device 200 obtains a vehicle number of the electric vehicle 100 by checking the photographed image.

As another method, the electric vehicle charging device 200 is provided with an interface unit, and accordingly displays an input window for inputting customer identification information on the display unit 260 (step 250).

In operation 260, the identification information is acquired using the personal information of the customer, which is input through the input window, using the interface unit.

As another method, the electric vehicle charging device 200 includes a data communication unit, and accordingly, the data communication unit performs data communication with an internal system of the connected electric vehicle 100 (step 270). In this case, identification information of the electric vehicle 100 is stored in the internal system of the electric vehicle 100.

Accordingly, the electric vehicle charging device 200 obtains customer identification information or vehicle information based on the identification information transmitted from the internal system of the electric vehicle 100 (step 280).

8 is a flowchart illustrating a step-by-step method of transmitting charging history information according to an embodiment of the present invention.

Referring to FIG. 8, the charging settlement server 300 receives the identification information and the charging history information transmitted from the electric vehicle charging apparatus 200 (S300).

The identification information is vehicle information of the electric vehicle 100 charged by the electric vehicle charging device 200 or personal information of the owner of the electric vehicle 100.

The charging history information may include charging state information including at least one of a charging start date and time, a charging end date and time, an amount of power used, an electric unit price rate, and a total charging rate, charging time period, monthly charging information, annual charging information, and the like. It includes charging statistics information including at least one or more of the electricity price unit price trend.

The charging settlement server 300 matches the identification information transmitted from the electric vehicle charging device 200 and stores the charging history information (step 310).

Thereafter, the charging settlement server 300 receives a request signal of the charging history information from a customer (step 320). In this case, the request signal may be performed as the mobile terminal of the customer accesses the charge settlement server 300, and may correspond to the case where the identification information desired by the mobile terminal is input.

When the charging history information is requested, the charging settlement server 300 extracts charging history information corresponding to the requested identification information from previously stored charging history information (step 330).

In addition, the charging settlement server 300 transmits the requested charging history information to the mobile terminal connected to the customer (step 340).

9 is a flowchart illustrating a charging step charging method step by step according to an embodiment of the present invention.

Referring to FIG. 9, the charging settlement server 300 receives identification information and charging history information transmitted from the electric vehicle charging apparatus 200 (operation 4000).

The identification information is vehicle information of the electric vehicle 100 charged by the electric vehicle charging device 200 or personal information of the owner of the electric vehicle 100.

The charging history information may include charging state information including at least one of a charging start date and time, a charging end date and time, an amount of power used, an electric unit price rate, and a total charging rate, charging time period, monthly charging information, annual charging information, and the like. It includes charging statistics information including at least one or more of the electricity price unit price trend.

The charging settlement server 300 matches the identification information transmitted from the electric vehicle charging apparatus 200 and stores the charging history information in step 410.

When the charging fee charging date is reached, the charging settlement server 300 checks the identification information with the unpaid charging fee, and accordingly checks the charging information corresponding to the identification information (step 420).

In this case, the billing information may include at least one of the customer's residence, resident registration number, payment card number, telephone number.

In addition, the charging settlement server 300 performs charging for the unpaid charging fee using the checked charging information (step 430).

As described above, according to the embodiment of the present invention, the charging of the electric vehicle can be easily performed even in a parking lot of a residential area or a public place such as an apartment or an officetel, not a public charging station on the roadside, and the charge according to the charging is automatically It can be processed to facilitate the user's convenience.

In addition, according to an embodiment of the present invention by providing a service for providing the charging history information, it is possible to easily grasp the information on the charging history through the mobile terminal of the customer.

In addition, although embodiments of the present invention have been described, the scope of the present invention is not limited by these embodiments, and the scope of the present invention is defined by the interpretation of the claims. Various modifications are possible to the above-described embodiments, and these modifications are all included in the scope of the present invention.

100: electric car
200: electric vehicle charging device
300: central server

Claims (10)

An electric vehicle charging device which is provided in each of the charging parking spaces in which the electric vehicle is parked to charge the battery provided in the electric vehicle, and transmits the identification information and the charging information of the electric vehicle accordingly; And
And a charging settlement server configured to perform a charging fee settlement using the transmitted identification information and the charging information. The method of claim 1,
The identification information may include at least one of information obtained from a customer identification card, information obtained through a camera, information input from a customer, and information obtained through communication with an internal system of the electric vehicle. . The method of claim 1,
The charge settlement server
The electric vehicle charging system for transmitting the charging history information on the set charge charge to the mobile terminal set corresponding to the identification information. The method of claim 3,
The charging history information may include charging state information including at least one of a charging start date and time, a charging end date and time, an amount of power used, an electric unit price rate, and a total charge rate;
And at least one of charging statistics information including at least one of timely charging information, monthly charging information, annual charging information, and an electric charge unit price trend. The method of claim 1,
The charge settlement server
Using the charging information set corresponding to the identification information, performs the charging process for the settled charging fee,
The charging information includes at least one of the customer's residence, social security number, payment card number, telephone number. A connection having at least one plug for providing a charging current to the battery of the electric vehicle;
A power amount calculator configured to measure the amount of power supplied to the electric vehicle through the connection unit;
An identification information recognizing unit recognizing identification information of the electric vehicle connected to the connection unit;
A network communication unit configured to transmit identification information and power amount information of the electric vehicle to a charge settlement server; And
And a controller configured to control charging of the electric vehicle based on the identification information, and to control power amount information according to the charging to be transmitted to the charge settlement server together with the identification information. The method according to claim 6,
The identification information recognition unit
Tag recognition unit for recognizing the identification information of the customer from the previously issued identification information card,
A photographing unit which photographs a vehicle number of the connected electric vehicle and recognizes unique identification information of the electric vehicle;
An input unit capable of receiving customer identification information from a customer,
And at least one of a data communication unit configured to communicate with an internal system of the electric vehicle to obtain identification information stored in the electric vehicle. The method according to claim 6,
And an output unit configured to output charging state information of the electric vehicle. The method according to claim 6,
It further comprises a switching unit for regulating the current supplied to the connected electric vehicle,
And the controller controls the switching unit based on a charging option set corresponding to the identification information. The method of claim 9,
The charging option is a charging device of an electric vehicle including at least one or more of the unit price, the remaining capacity and the charging date and time.

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