KR20110068562A - Power-charging system and method by authenticating user - Google Patents

Abstract

PURPOSE: A system and method for charging power are provided to calculate electric charges according to various references by identifying a user which recharges an electric vehicle. CONSTITUTION: An authentication information receiver(110) receives authentication information for authenticating the user of an electric vehicle. A signal converter(120) converts the received authentication information to a signal to be transmitted to a server. A power controller(130) supplies power to the electric vehicle based on the received user authentication confirmation signal. A common measuring unit(140) measures the power commonly used by a plurality of users. An individual measuring unit(150) measures the power supplied to the electric vehicle.

Description

Power Charging System and Method through User Authentication {POWER-CHARGING SYSTEM AND METHOD BY AUTHENTICATING USER}

The present invention relates to a power charging system and method through user authentication, and more particularly, to a power charging system and method through user authentication that can perform user authentication through a power line, and provide and charge power charging for each user. It is about.

The rapid development of modern society has led to an exponential increase in energy consumption, resulting in many environmental problems such as the generation of CO2. Accordingly, in recent years, improvement of environmental problems is of paramount importance in industrial development, and furthermore, efficient use of power energy has become of paramount importance.

In addition, as a result of the recent development of alternative energy, the spread of electric vehicles has been activated. In general, the engine-battery hybrid electric vehicle is equipped with a small displacement internal combustion engine, and thus the driving performance, range, and driving power are complemented, and the exhaust gas is cleaner than the existing internal combustion engine vehicle. Has an advantage. Furthermore, as the performance of rechargeable batteries is developed, the amount of power that these electric vehicles can charge is also increasing.

However, despite the fact that the electricity used to charge the electric vehicle is used everywhere, it was only possible to charge it at a designated charging place such as a gas station, and the user of the electric vehicle used the common electricity in a common building such as an apartment. Therefore, there was a problem that the electric vehicle cannot be freely charged with electricity.

Furthermore, since the electric charge due to the electric charge of the electric vehicle could not be effectively charged based on the power consumption of the user, there was a problem in managing power usage.

Meanwhile, as the first prior art, Korean Patent Publication No. 2007-0091762 discloses an invention entitled “Method for transmitting data using power line communication and a charging device for an electric vehicle and an electric vehicle for the same”. The present invention relates to a technology for transmitting data at the same time as supplying electricity by using a power line between and a charging device.

However, the above-described first prior art relates to an electric vehicle that performs power line communication with a power line communication (PLC) modem and a blocking filter, and cannot supply power to an electric vehicle that is certified in a place where common electric power is used. There is a problem that it is not possible to charge by discriminating the electric charges for each user, so that it is not possible to easily provide and manage the charging of the electric vehicle.

Therefore, there is an urgent need for a technology regarding a power charging system capable of effectively charging electricity regardless of a place and efficiently performing charging processing according to the user, thereby efficiently performing electric charging and energy management of an electric vehicle. have.

An embodiment of the present invention provides a power charging system and method through the user authentication that can be used to charge the electric vehicle using the common electricity.

In addition, an embodiment of the present invention provides a power charging system and method through user authentication that provides power charging for each user through user authentication, and can manage the electric charge differently.

As a technical means for achieving the above-described technical problem, the first aspect of the present invention is an authentication information receiving unit for receiving authentication information required for user authentication of the electric vehicle from the electric vehicle, the received authentication information to be transmitted to the server A signal conversion unit for converting the signal into a signal; and a power control unit for receiving a user authentication confirmation signal from the server and supplying power to the electric vehicle based on the received user authentication confirmation signal, wherein the user authentication confirmation signal Is provided from the server based on the converted authentication signal, and the battery of the electric vehicle may provide a power charging system through user authentication that is charged by the supplied power.

In addition, a second aspect of the present invention relates to a user authentication unit for receiving authentication information required for user authentication of an electric vehicle, and authenticating the user based on the received authentication information, and to an amount of power provided to charge the electric vehicle. A usage information processor for receiving information from a power charging system and storing information on the received amount of charging power for each of the authenticated users, information on total power usage used by the authenticated user, and information on the amount of stored charging power Based on the above, it is possible to provide a power management system through user authentication that includes a charge calculator that calculates an electric charge for the authenticated user.

In addition, the third aspect of the present invention, receiving the user authentication information from the electric vehicle, and authenticating the user of the electric vehicle, and based on whether the user authentication, power used jointly by a plurality of users The method may include supplying the electric vehicle of the authenticated user, wherein the supplied power may be used to charge a battery of the electric vehicle.

According to the problem solving means of the present invention described above, the electric power is charged and measured for each electric vehicle using the common electricity used by a plurality of users.

In addition, according to the problem solving means of the present invention described above, the unauthorized charging of power to the unauthorized vehicle is effectively prevented.

In addition, according to the above-described problem solving means of the present invention, through the user authentication, it is possible to provide power charging for each user, and calculates the electric charge separately for each user.

DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. 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 the drawings, parts irrelevant to the description are omitted in order to clearly describe the present invention, and like reference numerals designate like parts throughout the specification.

Throughout the specification, when a part is "connected" to another part, this includes not only "directly connected" but also "electrically connected" with another element in between. . In addition, when a part is said to "include" a certain component, which means that it may further include other components, except to exclude other components unless otherwise stated.

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

1 is an overall configuration diagram of a power system according to an embodiment of the present invention.

As shown in FIG. 1, a power system according to an embodiment of the present invention includes a power charging system 100, a network 200, a power management system 300, and an electric vehicle 400.

The power charging system 100 receives authentication information from the electric vehicle 400 and provides power charging to the electric vehicle 400 of the authenticated user.

The power charging system 100 may charge the electric vehicle 400 by using the common electricity used in a common building such as an apartment, and measure the electric charge amount for each electric vehicle 400.

The power charging system 100 may receive authentication information from the electric vehicle 400 by using power line communication, and convert the received signal to the power management system 300 through various networks 200. Can be provided.

In addition, the power charging system 100 may periodically receive authentication information from the electric vehicle 400, and may cut off the power supply according to the reception state.

The network 200 is a comprehensive data communication network that enables each network constituent shown in FIG. 1 to communicate smoothly with each other, and includes a wired internet, a wireless internet, and a mobile wireless communication network.

The network 200 may be a wired or mobile radio communication network or satellite, such as a local area network (LAN), wide area network (WAN), or value added network (VAN). It can be implemented in all kinds of wireless networks such as communication networks.

The power management system 300 authenticates a user of the electric vehicle 400, manages power usage information for each authenticated user, and charges the electric charges by discriminating them.

The power management system 300 may receive authentication information from the power charging system 100, process user authentication based on the received authentication information, and provide an authentication confirmation signal to the power charging system 100.

In addition, the power management system 300 may receive measurement information regarding the amount of power used for charging from the power charging system 100, and charge an electric charge for each user based on the received measurement information.

The power management system 300 may be a separate server existing outside the power charging system 100.

The electric vehicle 400 receives electric power from the electric power charging system 100 to charge electric power. The electric vehicle 400 may include a power line communication unit (not shown), and may provide authentication information to the power charging system 100 through a power line, and receive power from the power charging system 100 after user authentication. have.

Hereinafter, a detailed configuration of the power charging system 100 according to an embodiment of the present invention will be described with reference to FIG. 2.

2 is a detailed configuration diagram of a power charging system 100 according to an embodiment of the present invention.

As shown in FIG. 2, the power charging system 100 according to an embodiment of the present invention includes an authentication information receiver 110, a signal converter 120, a power controller 130, and a joint meter 140. ), An individual metering unit 150, a control unit 160 and a transceiver 170.

The authentication information receiver 110 receives user authentication information from the electric vehicle 400.

The authentication information receiver 110 may be connected to the electric vehicle 400 through a power line and may receive user authentication information by using a power line communication method. For example, the authentication information receiver 110 may receive authentication information from a USIM device included in the electric vehicle 400 by a power line communication (PLC) method.

The signal converter 120 converts the received user authentication signal.

The signal converter 120 may convert the user authentication signal received through the power line into a format capable of communicating with the power management system 300. The signal converter 120 may convert, for example, user authentication information in a PLC signal format into an internet signal format using a converter device.

The converted user authentication information may be provided to the power management system 300 to be described later and used for the user authentication process.

The power controller 130 adjusts the power provided to the electric vehicle 400.

The power controller 130 receives an authentication confirmation signal from the power management system 300 and supplies power to the authenticated electric vehicle 400.

The power control unit 130 may provide the electric vehicle 400 with only the minimum power capable of performing power line communication with the electric vehicle 400 before confirming the user authentication. Unauthorized charging of power can be prevented.

In addition, the power controller 130 may periodically receive authentication information from the electric vehicle 400 and cut off power provided to the electric vehicle 400 based on the reception state of the authentication information.

For example, when the power controller 130 does not receive authentication information from the electric vehicle 400 for a preset time, the power controller 130 determines that the authentication information has been stolen, and determines the power provided to the electric vehicle 400. You can block.

In addition, the power controller 130 may cut off the power provided to the electric vehicle 400 based on the connection state with the electric vehicle 400.

For example, when the connection with the electric vehicle 400 is interrupted for a certain time and the power supply is temporarily stopped, the power controller 130 determines that the power provided to the electric vehicle 400 is stolen, The electric power provided to the electric vehicle 400 may be cut off.

Therefore, the power control unit 130 can effectively respond to the theft of the authentication information and theft of the charging power.

The joint meter 140 measures the amount of power used jointly by the power charging system 100.

The common metering unit 140 measures the power consumption when the common electricity is used in the common part of the common building, and stops when the electric vehicle 400 is charged with electricity, thereby allowing the individual user to use the common electricity. The electric vehicle 400 may be charged with electricity.

The individual metering unit 150 measures the amount of power supplied to each electric vehicle 400 and provides the measured information to the power management system 300.

The individual metering unit 150 separately measures the amount of electric power charged in the electric vehicle 400, so that even when the electric vehicle 400 is charged with electric power, the electric charge for each user of the electric vehicle 400 is effectively. Can be charged.

When electric power is supplied to the electric vehicle 400 and charged, the operation of the common metering unit 140 is stopped, and the individual metering unit 150 can measure the amount of power supplied to the electric vehicle 400. As such, the user of the electric vehicle 400 may effectively charge the electric vehicle 400 by using the common electricity used in the common building.

The controller 160 controls the operation of the entire power charging system 100, converts the authentication information received from the authentication information receiver 110, provides the converted power to the power management system 300, and based on the received authentication confirmation signal. Providing power to the electric vehicle 400, so that the electric charge can be measured for each electric vehicle, the authentication information receiving unit 110, the signal converter 120, the power control unit 130, the joint meter 140, Control the individual metering unit 150 and the transceiver unit 170.

The transceiver 170 charges electric power for each electric vehicle 400 by using the common electricity, and transmits and receives various information necessary for measuring the amount of charging power with the power management system 300.

Hereinafter, a detailed configuration of the power management system 300 according to an embodiment of the present invention will be described with reference to FIG. 3.

3 is a detailed block diagram of the power management system 300 according to an embodiment of the present invention.

As shown in FIG. 3, the power management system 300 according to an exemplary embodiment of the present invention may include a user authentication unit 310, a usage information processing unit 320, a user information storage unit 330, and a charge calculation unit 340. ), The charging processing unit 350 and the transceiver 360.

The user authentication unit 310 authenticates the user of the electric vehicle 400 and provides the user authentication confirmation information to the power charging system 100.

The user authentication unit 310 receives information necessary for user authentication from the power charging system 100, performs user authentication based on the received user authentication information, and transmits a user authentication confirmation signal to the power charging system 100. Can provide.

The usage information processor 320 manages information about the electric charge amount of the user of the electric vehicle 400.

The usage information processor 320 receives information on the power usage charged in the electric vehicle 400 of the authenticated user from the power charging system 100 and stores the received power usage information in the user information storage 330. Can be.

The usage information processor 320 may receive power usage information used by a user of the electric vehicle 400 in a home or a company from a separate system (not shown), and store the received information in the user information storage unit 330. .

The user information storage unit 330 stores user information of the user of the electric vehicle 400. The user information is information necessary for authenticating the user of the electric vehicle 400 and managing power usage for each user. For example, the user information includes user identification information, authentication information, power usage information, and the like.

In addition, the user information table stored in the user information storage unit 330 will be described later.

The fee calculator 340 calculates an electric fee to be charged based on the electric power usage of the electric vehicle 400 user.

The rate calculator 340 may calculate an electric charge for each user of the electric vehicle 400, and calculate an electric charge based on a total power consumption used by a user at home, a company, or the like by applying a progressive agent. Can be.

In addition, the fee calculator 340 may distinguish a user who charges the electric vehicle 400 and calculate an electric fee according to various calculation criteria.

The charging processor 350 charges the electric charge to the user of the electric vehicle 400 based on the calculated electric charge.

The transmitter / receiver 360 transmits / receives various pieces of information necessary for calculating and charging an electric charge based on the amount of charging power for each user of the electric vehicle 400 that charges power using the common electricity.

Therefore, according to an embodiment of the present invention, even when the user charges the electric vehicle 400 using the common electricity, the user may authenticate the user and measure the power charging amount for each user, and further, the total power consumption of the user. It is possible to effectively charge the electricity bill based on.

Hereinafter, user information stored in the user information storage unit 330 according to an embodiment of the present invention will be described with reference to FIG. 4.

4 is a view showing an example of a user information table stored in the user information storage unit 330 according to an embodiment of the present invention.

As shown in FIG. 4, the user information table stored in the user information storage unit 330 according to an embodiment of the present invention may include a user identification value field 40, a charging power amount field 42, and a total power usage field ( 44), the electric charge calculation reference field 46 and the progressive agent application field 48.

An ID (IDentification) value for identifying the user of the electric vehicle 400 is recorded in the user identification value field 40, and information about the amount of power charged in the electric vehicle 400 is recorded in the charging power amount field 42. In addition, in the total power usage field 44, information on the total usage of power used by the user of the electric vehicle 400 is recorded, and in the electric charge calculation reference field 46, the electricity determined for each user by reflecting various policies. Information about the fee calculation criteria is recorded. In addition, the progressiveness application field 48 records information on whether the progressiveness is applied to the electric bill calculation based on the total power usage of the user.

Therefore, in an embodiment of the present invention, the electric charge may be calculated for each user by reflecting the total power usage of the user who charges the electric vehicle 400, and the electric charge may be differentiated for each user by reflecting various policies. Can be calculated.

Hereinafter, a power charging method through user authentication according to an embodiment of the present invention will be described with reference to FIG. 5.

5 is a detailed flowchart of a power charging method through user authentication according to an embodiment of the present invention.

Step S500 is a step of authenticating a user who charges the electric vehicle 400.

In operation S500, the user authentication information may be received using a power line communication method through a power line connected to the electric vehicle 400, and the received user authentication signal may be signaled in a format capable of communicating with the power management system 300. I can convert it.

In operation S500, the converted user authentication information may be provided to the power management system 300, which will be described later, and the user authentication confirmation signal may be received from the power management system 300 to perform user authentication.

Step S502 is a step of switching the operations of the common metering unit 140 and the individual metering unit 150. In operation S502, the operation of the common metering unit 140 is stopped, and the individual metering unit 150 is operated to determine the amount of power supplied to the electric vehicle 400 by the individual metering unit 150 for each electric vehicle 400. I can make a measurement.

Step S504 is a step of supplying charging power to the electric vehicle 400.

In operation S504, charging power may be supplied to the electric vehicle 400 in which user authentication is confirmed based on the user authentication confirmation signal.

Before confirming user authentication in step S504, the electric vehicle 400 may provide only the minimum electric power capable of performing power line communication with the electric vehicle 400, thereby allowing unauthorized charging of power for the unauthorized vehicle. Can be prevented.

In operation S506, the amount of charging power is measured, and the measured amount of charging power is transmitted to the power management system 300.

In operation S506, the amount of power charged in the electric vehicle 400 may be separately measured using the individual metering unit 150, and the measured charging power amount information may be provided to the power management system 300 to provide electricity to the authenticated user. It can be used to calculate the fee.

Step S508 is a step of determining whether the connection state with the electric vehicle 400 is good.

In step S508, the authentication information may be periodically received from the electric vehicle 400, and the connection state with the electric vehicle 400 may be monitored to determine whether the connection state with the electric vehicle 400 is good.

As a result of the determination (S508), when the connection state with the electric vehicle 400 is not good, the power supplied to the electric vehicle is cut off (step S510).

In operation S510, the power provided to the electric vehicle 400 may be cut off based on the reception state of the user authentication information and the connection state with the electric vehicle 400.

For example, in step S510, when the authentication information is not received from the electric vehicle 400 for a preset time, it may be determined that the authentication information is stolen, and the electric power provided to the electric vehicle 400 may be cut off. When the connection with the vehicle 400 is cut off for a certain time and the power supply is temporarily stopped, it may be determined that the electric power provided to the electric vehicle 400 is stolen, and the electric power provided to the electric vehicle 400 may be cut off. .

Thus, in one embodiment of the present invention, by authenticating the user of the electric vehicle 400, and separately measuring the charging power provided to the electric vehicle 400 of the authenticated user, the electric vehicle 400 is to share the common electricity Even when the electric charging is performed, the electric charge can be effectively charged for each user of the electric vehicle 400.

In addition, in charging electric power to the electric vehicle 400, it is possible to effectively cope with the theft of authentication information and the theft of charging power.

Hereinafter, a method of charging electricity according to an embodiment of the present invention will be described with reference to FIG. 6.

6 is a detailed flowchart of an electricity billing method according to an embodiment of the present invention.

Step S600 is a step of authenticating a user who charges the electric vehicle 400.

In operation S600, user authentication information may be received from the power charging system 100, and user authentication may be performed based on the received user authentication information.

Step S602 is a step of receiving and storing information on the amount of power charged in the electric vehicle 400.

In operation S602, information about the amount of power charged to the electric vehicle 400 of the authenticated user may be received from the power charging system 100, and the received amount of charging power may be stored for each user.

In operation S602, the electric vehicle 400 user may receive power usage information used in a home or a company from a separate system (not shown), and store the received information in the user information storage unit 330.

Step S604 is a step of checking the electric charge calculation criteria for the authenticated user.

Different electricity rate calculation criteria may be set for each user, and in operation S604, the set electricity rate calculation criteria may be confirmed for each authenticated user.

Step S606 is a step of calculating an electric charge for each user based on the total power usage information of the user.

In operation S606, the electric charge may be calculated based on the total power consumption used by the authenticated user in the home, the company, and the like, and the electric charge of the electric vehicle 400.

In operation S606, the electric charge may be calculated according to different criteria for each user of the electric vehicle 400, and it may be determined whether to apply the progressive agent based on the total power consumption of the user.

In addition, the fee calculator 340 may distinguish a user who charges the electric vehicle 400 and calculate an electric fee according to various calculation criteria.

Step S608 is a step of charging the calculated electric charge. In step S608, the electric charge may be charged to the user of the electric vehicle 400 based on the calculated electric charge.

Therefore, according to an embodiment of the present invention, even when the user charges the electric vehicle 400 using the common electricity, the user can authenticate the user and measure the power charge amount for each user, and further, the total power usage of the user. On the basis of this, it is possible to effectively charge the electricity bill.

One embodiment of the present invention can also be implemented in the form of a recording medium containing instructions executable by a computer, such as a program module executed by the 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, computer readable media 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 computer readable instructions, data structures, program modules, or other data in a modulated data signal such as a carrier wave, or other transmission mechanism, and includes any information delivery media.

The foregoing description of the present invention is intended for illustration, and it will be understood by those skilled in the art that the present invention may be easily modified in other specific forms without changing the technical spirit or essential features 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 type may be implemented in a distributed manner, and similarly, components described as distributed may be implemented in a combined form.

The scope of the present invention is shown by the following claims rather than the above description, and all changes or modifications derived from the meaning and scope of the claims and their equivalents should be construed as being included in the scope of the present invention. do.

1 is an overall configuration diagram of a power system according to an embodiment of the present invention.

2 is a detailed configuration diagram of a power charging system 100 according to an embodiment of the present invention.

3 is a detailed configuration diagram of a power management system 300 according to an embodiment of the present invention.

4 is a view showing an example of a user information table stored in the user information storage unit 330 according to an embodiment of the present invention.

5 is a detailed flowchart of a power charging method through user authentication according to an embodiment of the present invention.

6 is a detailed flowchart of an electricity billing method according to an embodiment of the present invention.

Claims (14)

In the power charging system through user authentication, An authentication information receiver configured to receive authentication information required for user authentication of the electric vehicle from an electric vehicle; A signal conversion unit converting the received authentication information into a signal that can be transmitted to a server; A power control unit for receiving a user authentication confirmation signal from the server, and supplies power to the electric vehicle based on the received user authentication confirmation signal Including; And the user authentication confirmation signal is provided from the server based on the converted authentication signal, and the battery of the electric vehicle is charged by the supplied power. The method of claim 1, Co-metering unit for measuring the amount of power commonly used by a plurality of users and Individual metering unit for measuring the amount of power supplied to the electric vehicle More, When electric power is supplied to the electric vehicle, the operation of the common metering unit is stopped, and the individual metering unit measures the amount of power supplied. The method of claim 1, The individual metering unit provides the measured amount of power to the server, On the server, based on the measured amount of power, the electric charge is calculated for each authenticated user. The method of claim 3, wherein The electric charge is calculated based on the total power usage of the authenticated user and the measured power amount, which is calculated by differently applying a progressive rate plan. The method of claim 1, The authentication information receiver periodically receives authentication information from the electric vehicle, And the power controller determines whether to cut off power supplied to the electric vehicle based on the reception state of the authentication information. The method of claim 1, The power control unit, the power charging system to cut off the power supply when the supply of power supplied to the electric vehicle is interrupted for a predetermined time. In the power management system through user authentication, A user authentication unit which receives authentication information required for user authentication of the electric vehicle and authenticates the user based on the received authentication information; A usage information processor configured to receive information on the amount of power provided to charge the electric vehicle from a power charging system and to store the received information on the amount of charged power for each authenticated user; A rate calculator configured to calculate an electric charge for the authenticated user based on the information on the total power usage used by the authenticated user and the stored charge information; Power management system comprising a. The method of claim 7, wherein The rate calculation unit, The electric power management system for calculating the electric charge for each user based on the electric charge calculation criteria matched with the authenticated user and the total power usage information. The method of claim 7, wherein And the electric vehicle is charged using shared electricity used by a plurality of users. The method of claim 9, The usage information processing unit receives information on the amount of charging power provided for charging the electric vehicle from the individual metering unit of the power charging system, And when the individual metering unit charges the electric vehicle, the operation of the joint metering unit measuring the amount of power commonly used in the power charging system is stopped. In the power charging method through user authentication, Receiving user authentication information from an electric vehicle and authenticating a user of the electric vehicle, Supplying electric power jointly used by a plurality of users to the electric vehicle of the authenticated user based on whether the user is authenticated Including; The supplied power is a method of charging power through user authentication that is used to charge the battery of the electric vehicle. The method of claim 11, Authenticating a user of the electric vehicle, Receiving authentication information necessary for user authentication of the electric vehicle from an electric vehicle through a power line; Converting the received authentication information into a signal that can be transmitted to a server, and providing the converted authentication information to the server; Receiving a user authentication confirmation signal based on the provided converted authentication information from the server Power charging method through a user authentication comprising a. The method of claim 11, Stopping the operation of the joint metering unit measuring the amount of power used in common and measuring the amount of power supplied to the electric vehicle by using an individual metering unit measuring the amount of power supplied to the electric vehicle More, The measured amount of power is provided to the server, and used to calculate an electric charge for the authenticated user. The method of claim 11, If the authentication information is not received for a preset time or if the supply of the common power is interrupted for a preset time, further comprising the step of blocking supply of the common power provided to the electric vehicle. How to charge power through.

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