KR101654714B1 - Electric vehicle bi-direction charging management system and method using smart phone - Google Patents

Electric vehicle bi-direction charging management system and method using smart phone Download PDF

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Publication number
KR101654714B1
KR101654714B1 KR1020150077651A KR20150077651A KR101654714B1 KR 101654714 B1 KR101654714 B1 KR 101654714B1 KR 1020150077651 A KR1020150077651 A KR 1020150077651A KR 20150077651 A KR20150077651 A KR 20150077651A KR 101654714 B1 KR101654714 B1 KR 101654714B1
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KR
South Korea
Prior art keywords
charging
electric vehicle
smartphone
bidirectional
electric
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KR1020150077651A
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Korean (ko)
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하충목
김주붕
김영대
Original Assignee
하충목
김주붕
김영대
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
    • G06Q50/30—Transportation; Communications
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L9/00—Electric propulsion with power supply external to the vehicle
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/08—Payment architectures
    • G06Q20/14—Payment architectures specially adapted for billing systems
    • G06Q20/145—Payments according to the detected use or quantity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials

Abstract

Disclosed are a system and a method for managing bidirectional charging of an electric vehicle by using a smartphone. The system for managing the bidirectional charging of the electric vehicle comprises: the smartphone (10) which installs an application to manage the bidirectional charging of the electric vehicle, and authenticates a user for charging the electric vehicle; a bidirectional charging managing unit (20) which is connected and disconnected to a common use power socket (51) of a customer and a charging cable (52) of the electric vehicle, controls the charging of the electric vehicle when the user is authenticated by using the smartphone (10), and transmits user information of the smartphone (10), customer information, and information for charging power amount charged in the electric vehicle when the charging is terminated; and an integrated managing server (30) which receives the user information of the smartphone (10), the customer information, and bidirectional charging power amount charged in the electric vehicle from the bidirectional charging managing unit (20), calculates electric charges for the bidirectional charging power amount charged in the electric vehicle, adds the electric charges corresponding to the bidirectional charging power amount of the electric vehicle when a communication expense of the user is charged, and transmits the same to the smartphone (10) and a power company managing server (40). The present invention simply charges common use power to the electric vehicle without separate charging equipment which is occupied in a space.

Description

TECHNICAL FIELD [0001] The present invention relates to an electric vehicle bi-directional charging management system and a smart phone,

The present invention relates to a bidirectional charge management system and method for an electric vehicle using a smart phone, and more particularly, to a bidirectional charge management system and method for an electric vehicle using a smart phone, The present invention relates to a bi-directional charge management system and method for an electric vehicle using a smart phone, which manages electric charge of an electric vehicle by user authentication through user authentication through a smart phone, and charges an electric charge for the bidirectional charge electric power of the electric vehicle in addition to a communication fee when a user charges a communication charge.

Demand for automobiles has increased explosively due to economic development, and exhaust emissions from automobiles are becoming a major cause of environmental pollution as demand for automobiles increases.

Therefore, there is a continuing need to reduce the emission of automobiles, and research and development of automobiles capable of reducing exhaust gas is under way. Furthermore, commercialization of electric vehicles and hydrogen vehicles that do not generate exhaust gas causing environmental pollution has been partially attempted.

An electric vehicle refers to an automobile that operates by using electricity as an energy source, and refers to a vehicle that carries a battery that can be recharged as an electricity source and that is powered by electricity supplied from the mounted battery. The electric vehicle includes an electric motor driven by electricity to move the electric vehicle, and a battery supplying electricity to the electric motor.

The electric charging equipments (chargers) of the above electric vehicles are classified into contact type and non-contact type. The contact type is a charging type in which a connector is connected to a car, and a charging method is used. It is a method of charging through a current collecting device installed at a certain distance from the feeding equipment on the equipment.

Apart from the classification of the electric vehicle according to the above contact type, there are a single output and a multiple output type according to the number of cars that can be charged simultaneously through one charging facility.

The conventional charging system as described above is provided with a charging unit, an inverter unit, a control unit, a charge / V2G unit price management module, and a charge / V2G power management module, as well as an information input / output unit, The settlement information acquiring unit, the residents information confirming unit, and the settlement processing unit to manage the charging of the electric vehicle. However, since it is necessary to provide a separate charging facility (charger) in a space such as a roadside or a parking lot, There is a problem that the parking opportunity of the borrower is reduced.

Patent Document 3 discloses a charge charge settlement system for an electric vehicle in which an electric charge corresponding to an amount of electric power charged in an electric vehicle is settled by a user. In this case, the user must pay electricity charges in real time There is a problem that the electricity rate is calculated at the same rate regardless of the time of charging.

Patent Document 4 discloses a method for systematically managing demand-side electric utilities and, in order to make a reasonable and accurate calculation of charges based on the electricity usage fee calculation standard, an operating company for setting up an individual billing system of electric utilities, The charge for the electric vehicle is managed and the charge charge is settled. However, as in the case of the patent document 3 above, the electric vehicle is charged at the same rate regardless of the charged time, There is a problem that the fee is calculated.

Korean Registered Patent No. 10-1132770 (Registration Announcement 2012. 04. 06) Korean Registered Patent No. 10-1193603 (Registration Announcement on Oct. 23, 2012) Korean Registered Patent No. 10-1039908 (Registered on June 29, 2011) Korean Registered Patent No. 10-1448612 (Registration Notice)

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems occurring in the prior art, and it is an object of the present invention to provide a smart phone capable of charging commercial power to an electric vehicle through smart phone authentication without providing a charging facility for charging an electric car, The present invention is directed to a bidirectional charge management system and method for an electric vehicle using the same.

It is another object of the present invention to provide a bi-directional charge management system and method for an electric vehicle using a smart phone, which can charge a user of a smartphone requesting charging of the electric vehicle with electric charges for bidirectional charging electric power.

In addition, the present invention provides a bi-directional charge management system and method for an electric vehicle using a smart phone, which can prevent charging of a commercial power source to an electric car by stealing a user who previously charged a commercial electric power to an electric car, There is a purpose.

It is another object of the present invention to provide a bi-directional charge management system and method for an electric vehicle using a smart phone, which enables a smartphone user to recognize the start and end of charge of commercial power supply of an electric vehicle.

It is another object of the present invention to provide a bi-directional charge management system and method for an electric vehicle using a smart phone, which can prevent a person from illegally removing the bidirectional charge management unit and charging commercial power to the electric vehicle.

It is another object of the present invention to provide a bi-directional charge management system and method for an electric vehicle using a smart phone in which a smartphone user can charge an electric vehicle at a time when electric charges are low.

As described above, it is an object of the present invention to provide a smart mobile communication system, which is equipped with an app for bidirectional charge management of an electric vehicle, has user information, and has a near field wireless communication module for short range wireless communication, pawn; (E.g., LTE, 3G, 4G, WIFI, CDMA, etc.), separated from a commercial power outlet of a customer and a charging cable of an electric vehicle, and which is connected to a local area wireless communication module and a public communication network for local area wireless communication with the smartphone. And a control unit for controlling the charging of the electric vehicle at the time of user authentication by the smart phone and the user information of the smart phone at the end of charging and the information of the electric power charged to the electric vehicle A bidirectional charge management unit for transmitting information; Receives information on the user information of the smartphone from the bidirectional charge management unit and the information on the bidirectional charging power charged in the electric vehicle and the electricity information for the bidirectional charging electric energy charged in the electric vehicle, And an integrated management server for charging an electric charge corresponding to a bi-directional charging electric power amount of the electric vehicle, and transmitting the electric charge to the smart phone and the electric power company management server, respectively, Lt; / RTI >

Also, in the present invention, the bidirectional charge management unit may include a short range wireless communication module for short range wireless communication with the short range wireless communication module of the smartphone; A user authentication unit for authenticating a user of the smartphone; A switching unit for electrically connecting a commercial power outlet of a customer to a charging cable of the electric vehicle when user authentication of the smart phone is performed; A bidirectional charging power meter for measuring bidirectional charging power charged in the electric vehicle; A communication module for communicating with the power company server via a public communication network; A memory unit for storing information on user information of the smartphone, information on the customer and bi-directional charging power charged in the electric vehicle; A timer unit for providing a current time; A charge termination detecting unit for detecting charge termination of the electric vehicle; And controls the driving of the switching unit in accordance with the smartphone user authentication and transmits information on the user information of the smartphone and the information of the bidirectional charging power charged in the electric vehicle to the integrated management server And a control unit for controlling the control unit.

Further, in the present invention, the charge termination detecting unit may be configured such that the commercial power outlet or the charging cable is disconnected from the bidirectional charge management unit, the commercial power source of the consumer is interrupted, there is a charge termination request from the smart phone, When the charging end button or the switch provided in the charge management unit is operated, it is judged that the charging of the electric vehicle has been completed, Information on the amount of power is transmitted to the integrated management server and deleted.

Further, in the present invention, the bidirectional charge management unit may further include a display unit for indicating start of charging and end of charging of the electric vehicle.

Further, in the present invention, the bidirectional charge management unit is sealed in a state of being coupled to a commercial power outlet of a customer.

Further, in the present invention, the bidirectional charge management unit may store information on the user information of the smartphone, the customer information, the information on the amount of bidirectional charging power charged in the electric vehicle, To the server, and the integrated management server is configured to settle the electric charges for the charged electric power charged in the electric vehicle by the differential rate plan for each time zone.

It is another object of the present invention to provide a charging control apparatus and a charging control method for an electric vehicle which, when the charging cable of an electric vehicle is connected to a bidirectional charging management unit coupled to a commercial power outlet of a customer, First step; A second step of controlling the bidirectional charge management unit to charge a commercial power source supplied through the commercial power outlet after charging the user of the smartphone to charge the electric vehicle and measuring the amount of charge electric power charged in the electric vehicle; A third step of monitoring whether the bidirectional charge management unit completes charging of the electric vehicle while measuring the amount of electric power charged in the electric vehicle; When the charging of the electric vehicle is completed, the bidirectional charge management unit transmits information on the user information of the smartphone and the information on the electric power charged in the electric vehicle to the integrated management server via the public communication network, A fourth step of deleting the information and information on the bidirectional charging power amount charged in the electric vehicle; A fifth step of the integrated management server calculating the electric charges for the electric power charged in the electric vehicle and transmitting the calculated electric charges to the electric power company server and the smart phone, respectively; And a sixth step of charging the integrated management server with an electric charge for charging electric power of an electric vehicle when charging a communication fee of a smartphone user; Way charging management method using a smart phone.

Further, in the third aspect of the present invention, in the third step, the bidirectional charge management unit may be configured such that the commercial power outlet or the charging cable is disconnected from the bidirectional charge management unit, the commercial power source is interrupted, And when the charging end button or the switch configured in the bidirectional charge management unit is operated, it is determined that charging of the electric vehicle is completed.

In the fifth aspect of the present invention, in the step 5, the integrated management server transmits, from the bidirectional charge management unit, information about the user information of the smartphone, the customer information and the amount of bidirectional charging power charged in the electric vehicle, And the electricity bill for the amount of bidirectional charging power charged in the electric vehicle is settled by the differential rate plan for each time band.

According to the present invention, there is provided a bidirectional charge management unit which is coupled to a commercial power outlet of a customer and is detachably coupled to a charge cable of an electric vehicle, authenticates a user through a smart phone, charges a commercial power supply to the electric vehicle, The electric charges for the bi-directional charging electric power charged in the electric car are charged by the communication fee of the smartphone user so that the commercial electric power is charged to the electric car through the smart phone authentication without the charging facility for charging the electric car in a separate space can do.

In addition, the present invention provides a method for authenticating a user by a short-range wireless communication between a bidirectional charge management unit and a smartphone, transmitting smartphone user information, customer information and bidirectional charging power information to the integrated management server Thereby charging the user of the smartphone requesting charging of the electric vehicle with electric charges for the bidirectional charging electric power amount.

In addition, the present invention is also applicable to a case where a commercial power outlet or a charging cable is disconnected from the bidirectional charge management unit, commercial power of the customer is interrupted, a charge termination request is issued from the smart phone, The commercial power source charged in the electric vehicle is shut off, and at the same time, the information on the user information of the smartphone and the information on the amount of charge electric power charged in the electric vehicle are transmitted to the server and deleted, It is possible to prevent the charging of the commercial power supply to the electric vehicle by striking the user charged with the electric power.

Further, the bidirectional charge management unit of the present invention further includes a display unit for indicating start and end of charging of the electric vehicle, so that the smartphone user can recognize the start and end of charging of the commercial power supply of the electric vehicle.

Further, the present invention can prevent a person from illegally removing the bidirectional charge management unit and charging commercial power to the electric vehicle by sealing the bidirectional charge management unit coupled to the commercial power outlet 51 of the customer.

In addition, according to the present invention, the electric charges for the bi-directional charging electric power charged in the electric vehicle are settled by the differential rate plan for each time zone, so that the smartphone user can charge the electric vehicle at a time when electric charges are low.

1 is a block diagram of a bidirectional charge management system for an electric vehicle using a smartphone according to an embodiment of the present invention.
2 is a detailed configuration diagram of the bidirectional charge management unit disclosed in FIG.
FIG. 3 is a flowchart showing a process of managing charging of an electric vehicle and imposing an electric charge by the bidirectional charge management system of the electric vehicle of FIGS. 1 and 2. FIG.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a configuration diagram of an electric vehicle bidirectional charge management system using a smartphone according to an embodiment of the present invention, and FIG. 2 is a detailed configuration diagram of the bidirectional charge management unit disclosed in FIG.

Referring to FIGS. 1 and 2, an electric vehicle bidirectional charge management system using a smart phone according to an embodiment of the present invention includes a smart phone 10 for user authentication, a bidirectional A charge management unit 20, an integrated management server 30 using a communication network such as SKT, KT, LG Telecom, etc., and electric power for each consumer such as a home or an industry, And a power company management server 40 owned by a utility company such as KEPCO.

As described above, the smartphone 10 and the bidirectional charge management unit 20 for short-range wireless communication are provided with the short-range wireless communication modules 11 and 21, respectively. In order to authenticate the user of the smartphone 10, Wi-Fi, or the like.

Here, the smartphone 10 is for providing user authentication for charging a commercial power source of an electric vehicle, and is equipped with an app for charge management of an electric vehicle, has unique user information, performs near field wireless communication And a module (11).

The authentication of the user of the smartphone 10 as described above is intended to prevent a challenge in the field. For example, authentication is performed according to a communication protocol established through a mutual authentication procedure with a charging cable (plug) And then turns on the switching unit 23 of the bidirectional charge management unit 20 after turning on the switch in the electric car or the charging cable (plug) of the electric vehicle.

The smartphone 10 can request the bidirectional charge management unit 20 to start charging and end charging the electric power of the electric vehicle and include an electric charge for the amount of bidirectional charging electric power charged to the electric vehicle from the integrated management server 30 .

In the above description, the commercial power outlet 51 is connected to the charging cable 52 only through the user authentication through the smart phone 10, and the commercial power source can be charged to the electric vehicle. However, the present invention is not limited thereto The commercial power of the commercial power outlet 51 can be supplied to the household appliances other than the electric car or the apartment or other consumer required by the manager authentication using the manager smartphone equipped with the separate manager app. Of course, in this case, electricity charges are charged to the customer for the amount of electricity used.

The bidirectional charge management unit 20 is detachably coupled to a commercial power outlet 51 of a customer and a charging cable 52 of an electric vehicle and controls bidirectional charging of the electric vehicle during user authentication by the smartphone 10, Information on the user information of the smartphone 10 and the information on the bidirectional charging power charged in the electric vehicle, and transmits the information to the near-field wireless communication module 21 for short-range wireless communication with the smartphone 10 And a communication module 22 for communication via the public communication network.

2, the bidirectional charge management unit 20 includes a short range wireless communication module 21 for short range wireless communication with the short range wireless communication module 11 of the smart phone 10, a smart phone 10, A switching unit 23 for electrically connecting the commercial power outlet 51 of the customer to the charging cable 52 of the electric vehicle at the time of user authentication of the smartphone 10, A bidirectional charging power measurement unit 24 for measuring the amount of bidirectional charging power charged in the electric vehicle, a communication module 25 for communication with the integrated management server 30 via the public communication network, A memory unit 26 for storing information on the bidirectional charging power charged in the electric vehicle, a timer unit 27 for providing the current time, a charging termination sensing unit 28 for sensing charging completion of the electric vehicle, Smartphone (10) users The control unit 30 controls the driving of the switching unit 23 according to the increase in the amount of charging electric energy stored in the electric motor vehicle and the information on the user information of the smartphone 10, , And a display unit 31 for displaying the charging start and charging end of the electric vehicle.

The charge termination detecting unit 28 constituting the bidirectional charge management unit 20 as described above is configured such that the commercial power outlet 51 or the charge cable 52 is disconnected from the bidirectional charge management unit 20, Or when the charging end button or the switch provided in the bidirectional charge management unit 20 is operated from the smartphone 10 or the charge of the electric vehicle is terminated, 29, the controller 29 controls the charging of the electric power of the electric vehicle by the user information of the smartphone 10 and the information of the amount of electric power charged in the electric vehicle To the server and deletes it.

In addition, illegal charging of the electric vehicle can be prevented by sealing the bidirectional charge management unit 20 in a state where it is coupled to the commercial power outlet 51 of the customer.

Also, the integrated management server 30 relays transmission of information on the user information of the smartphone 10, the customer information transmitted from the bidirectional charge management unit 20, and information on the amount of bidirectional charging power charged in the electric vehicle, Electricity charges corresponding to the bi-directional charging power of the electric vehicle are added when the communication charge is charged.

Then, the electric bill for the bidirectional charging power charged in the electric vehicle transmitted through the integrated management server 30 is settled, and information on the electric bill is sent to the electric power company management server 40 and the smartphone 10, respectively send.

At this time, when the bidirectional charge management unit 20 completes charging of the electric vehicle, information on the user information of the smartphone 10, the information on the bidirectional charging electric power charged in the electric car, and the information about the time To the integrated management server 30 so that the integrated management server 30 can settle the electric charges for the bidirectional charging electric power charged in the electric vehicle by the differential rate plan for each time band.

In this case, the electric power company management server 40 does not settle the amount of bidirectional charging power used by the user of the smartphone 10 for bi-directional charging of the electric vehicle to the power consumption amount of the consumer.

FIG. 3 is a flowchart showing a process of managing charge of an electric vehicle and imposing an electric charge by the electric vehicle bidirectional charge management system of FIGS. 1 and 2. FIG.

Referring to FIG. 3, the user looks for a bidirectional charge management unit 20 coupled to an outlet of a commercial power source, such as a parking lot or an electric charging station, to charge the electric vehicle with electricity.

In a state in which an application for managing charging of an electric vehicle is mounted on the smartphone 10, the user executes an application mounted on the smartphone 10 to display an authentication tag (for example, Read the NFC TAG).

The app installed on the smartphone 10 confirms to the user, "Would you like to charge the electric car with electricity and Yes or No?"

When the user selects 'Yes', the app installed in the smartphone 10 is followed by 'Charging cable (charger plug) or electric car identification number: ***' ****, the input of the authentication code is **** ******, and when the input is completed, the app loaded in the smartphone 10 inserts the plug of the bidirectional charge management unit 20 into the commercial power outlet The user will be prompted to confirm whether or not the user is authorized.

As a result, the bidirectional charge management unit 20 is coupled to the bidirectional charge management unit 20 to the commercial power outlet 51 of the customer, and confirms whether the charge cable 52 of the electric vehicle is normally connected and confirms the authentication S11). That is, the bidirectional charge management unit 20 and the charge plug or the electric vehicle perform mutual authentication.

In other words, if it is determined in step S11 that the charging power cable 52 of the electric car is connected to the commercial power outlet 51 of the customer in the bidirectional charge management unit 20, The user of the smartphone 10 is authenticated by short-range wireless communication with the mobile phone 10 (S12). That is, when the user brings the smartphone 10 close to the bidirectional charge management unit 20 to charge commercial power to the electric vehicle, the bidirectional charge management unit 20 receives the charge information from the smartphone 10, Reads and stores the information, and judges that the user has requested charging of the commercial power to the electric vehicle.

The bidirectional charge management unit 20 electrically connects the commercial power outlet 51 to the charging cable 52 of the electric vehicle (S13) The battery of the electric vehicle is charged and the amount of electric power charged in the electric vehicle is measured.

The bi-directional charge management unit 20 monitors the bi-directional charge power charged in the electric vehicle as described above, and monitors whether charging of the electric vehicle ends (S14).

At this time, the bidirectional charge management unit 20 determines whether the commercial power outlet 51 or the charge cable 52 is disconnected from the bidirectional charge management unit 20, the commercial power is interrupted, the charge end request is received from the smartphone 10 , It is determined that charging of the electric vehicle has been completed when a separate charging end button or switch in the bidirectional charge management unit 20 is operated.

That is, when a power failure occurs while charging the electric vehicle, the bidirectional charge management unit 20 switches the switching unit 23 to the " off " state, and the charging cable is coupled to the bidirectional charge management unit 20. [ And if not, transmits the measured bidirectional charging power amount to the electric power company server 40 and the smartphone 10 until that time.

When the commercial power supply of the electric vehicle is terminated and the charging cable is disconnected from the bidirectional charge management unit 20, the bidirectional charge management unit 20 acquires the user information of the smartphone 10, the customer information, To the integrated management server 30 via the public communication network (S15), and deletes information on the user information of the smartphone 10 stored in itself and information on the amount of bidirectional charging power charged in the electric vehicle.

Of course, at this time, the charging cable (plug) of the mutually-certified electric vehicle or the switch of the electric vehicle and the switching unit 23 of the bidirectional charge management unit 20 are switched to the "off" state.

The integrated management server 30, which receives information on the user information of the smartphone 10, the customer information, and the bidirectional charging power amount charged to the electric vehicle from the bidirectional charge management unit 20, Charges are settled and transmitted to the electric power company management server 40 and the smartphone 10, respectively (S16).

The charging power and charging time provided to the integrated management server 30 and the smartphone 10,

Charging start time: 20 ** year ** month ** day ** hour ** minute ** second

Charging time: 20 ** year ** month ** month ** hour ** minute ** second

Charge power: *** Kwh, ****** can be displayed as circle.

Further, the bidirectional charge management unit 20 continuously accumulates the cumulative power amount with respect to the charged power amount used from the beginning on the basis of the accepting meter day, and the charged amount value uses the charged time and charge amount, .

At this time, the integrated management server 30 receives from the bidirectional charge management unit 20 information on the user information of the smartphone 10, the customer information and the amount of bidirectional charging power charged in the electric vehicle, And the electric charge for the amount of bidirectional charging power charged in the electric vehicle can be settled by the differential rate plan for each time zone.

When the integrated management server 30 receives the information on the electric charge for the bidirectional charging electric energy charged in the electric vehicle from the integrated management server 30, the integrated management server 30 transmits the bidirectional charging (S17) after the electric fee for the electric power is added, and the electricity fee deposited from the user is remitted to the electric power company except for the predetermined fee.

In the above embodiment, a commercial power source that can be used in a parking lot or other cavity has been described as an example. However, the present invention is not limited to this and the present invention can be applied to a household electrical outlet, In order to charge electricity to the electric vehicle at a low cost, the bidirectional charge management unit can not use the charge management unit. However, since the bidirectional charge management unit is not installed, . In other words, by using the bidirectional charge management unit, a utility company does not add a progressive charge to electricity charged in the electric vehicle through the bidirectional charge management unit.

While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments. Therefore, the scope of the present invention should not be limited to the described embodiments, but should be determined by the scope of the appended claims and equivalents thereof.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, Modification is possible. Accordingly, the spirit of the present invention should be understood only in accordance with the following claims, and all equivalents or equivalent variations thereof are included in the scope of the present invention.

10: Smartphone 11: Local area wireless communication module
20: bidirectional charge management unit 21: short-range wireless communication module
22: user authentication unit 23:
24: bidirectional charging power meter 25: communication module
26: memory unit 27: timer unit
28: charge termination detection unit 29: control unit
30: Integrated management server 31: Display
40: Power company management server 51: Commercial power outlet
52: Charging cable

Claims (9)

A smart phone 10 equipped with an app for bidirectional charge management of an electric car, having a user information and a short range wireless communication module 11 for short range wireless communication and performing user authentication for charging the electric vehicle;
And is connected to a commercial power outlet 51 of a customer and a charging cable 52 of an electric vehicle and is connected to the short range wireless communication module 21 for short distance wireless communication with the smart phone 10 Way charging of the electric vehicle at the time of user authentication by the smartphone 10 and controls charging and discharging of the electric car by charging the user information of the smartphone 10, A bi-directional charge management unit 20 for transmitting information on the amount of bi-directional charge power, and information on the time when the electric vehicle is charged with electricity; And
Receives the user information of the smartphone 10 from the bidirectional charge management unit 20 and information on the customer information and bidirectional charging power charged in the electric vehicle, And the electric power charges corresponding to the amount of bidirectional charging electric power of the electric vehicle are added and charged to the smartphone 10 and the electric power company management server 40, And a server (30)
The bidirectional charge management unit (20)
A short range wireless communication module 21 for short range wireless communication with the short range wireless communication module 11 of the smartphone 10;
A user authentication unit 22 for authenticating a user of the smartphone 10;
A switching unit (23) for electrically connecting a commercial power outlet (51) of the customer to the charging cable (52) of the electric vehicle (10) during user authentication of the smartphone (10);
A charging power measuring unit (24) for measuring the bidirectional charging power charged in the electric vehicle;
A communication module (25) for communicating with the integrated management server (30) via a public communication network;
A memory unit 26 for storing user information of the smartphone 10 and information on the customer information and the amount of bidirectional charging power charged in the electric vehicle;
A timer unit 27 for providing a current time;
A charge termination detecting unit 28 for detecting completion of charge of the electric vehicle; And
And controls the driving of the switching unit 23 according to the user authentication of the smartphone 10 and controls the operation of the switching unit 23 based on the user information of the smartphone 10 and the information of the charging electric power charged in the electric vehicle A control unit (29) for controlling transmission to the integrated management server (30);
And a charging device for charging the electric vehicle.
delete The method according to claim 1,
The charge termination sensing unit (28)
When the commercial power outlet 51 or the charging cable 52 is disconnected from the bidirectional charge management unit 20 or the commercial power source of the consumer is interrupted or there is a charging termination request from the smartphone 10, When the charging end button or the switch provided in the management unit 20 is operated, it is determined that charging of the electric vehicle is completed,
The control unit (29)
Wherein the information on the user information of the smartphone (10) and the information on the amount of charge electric power charged in the electric vehicle (10) is deleted when the charge of the electric vehicle is terminated.
delete The method according to claim 1,
The bidirectional charge management unit (20)
And the battery is sealed in a state of being coupled to a commercial power outlet (51) of a customer.
delete The bidirectional charge management unit 20 is connected to the smartphone 10 in a state where the charge cable 52 of the electric car is connected to the bidirectional charge management unit 20 coupled to the commercial power outlet 51 of the customer, A first step of authenticating a user of the smartphone 10 through communication;
After the user authentication of the smartphone 10, the bidirectional charge management unit 20 controls the electric power supplied from the commercial power outlet 51 to be charged into the electric vehicle and measures the amount of electric power charged in the electric vehicle A second step;
A third step of monitoring the bidirectional charge management unit 20 for charging the electric vehicle while measuring the bidirectional charge power charged in the electric vehicle;
When the charging of the electric vehicle is completed, the bidirectional charge management unit 20 acquires information about the user information of the smartphone 10, the customer information, the bidirectional charging power charged in the electric vehicle, and the time To the integrated management server (30) via the public communication network, and deletes information on the user information of the smartphone (10) stored in the integrated management server (30) and the amount of bidirectional charging power charged in the electric vehicle;
A fifth step of the integrated management server 30 calculating the electric charges for the bi-directional charging electric power of the electric vehicle by the differential rate plan for each time band and transmitting the calculated electric charges to the electric power company management server 40 and the smartphone 10, respectively; And
And a sixth step of charging the integrated management server 30 with an electric charge for the amount of bidirectional charging electric power of the electric vehicle when charging the communication fee of the user of the smartphone 10,
In the third step, the bidirectional charge management unit (20)
The commercial power outlet 51 or the charging cable 52 is disconnected from the bidirectional charge management unit 20 or the commercial power source is interrupted or there is a charge termination request from the smartphone 10, When the charging end button or the switch configured in the charging device (20) is operated, it is determined that charging of the electric vehicle is completed.
delete delete
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