WO2013089303A1 - Energy management apparatus and method of registering devices of same - Google Patents

Abstract

The present invention relates to an energy management apparatus enabling efficient smart grid system construction by enabling interworking with a pre-constructed home automation system, and a method of registering devices of same. In the apparatus, an energy management device, collecting utilization information of energy consumed by a plurality of devices through a smart meter, and managing energy provision and energy consumption on the basis of the collected energy utilization information, is installed at a user side, reads the energy utilization information from the smart meter and transmits identification information on the smart meter. A home server obtains identification information on a user, registers the smart meter through an authentication for the user and controls operations of the plurality of devices included on the user side. The home server is registered on the basis of the authentication for the user, a list of the devices controlled by the home server, and each piece of information on the devices is obtained, and then the devices consuming energy at the user side are registered by being mapped to the smart meters and the home server on the basis of the obtained device information.

Description

Energy management device and device registration method thereof

The present invention relates to a smart grid system for analyzing the energy usage pattern of the user according to the electricity usage information remotely read from the smart meter and adjust the energy demand of the user side according to the power supply capacity, and more specifically, The present invention relates to an energy management apparatus and a device registration method thereof that enable more efficient energy management through interworking with an already built home automation system.

With the advancement of technology and economic growth, the production and supply of electricity has become the most important factor in the world, but it still depends on fossil fuels and its efficiency is very low. The use of fossil fuels has increased awareness of environmental degradation, and thus, research on smart grid technology incorporating information communication technology into existing unidirectional power grid systems has been actively conducted.

Smart Grid is a next-generation intelligent grid that combines information technology (IT) with existing grids to increase the efficiency of power supply and use by exchanging real-time information in both directions for both power providers and consumers.

In the smart grid, all the devices that are powered by electricity are connected by wired and wireless networks, and organic information is exchanged through each other. In particular, by collecting and analyzing energy used in real time through a smart meter, it is possible to predict power usage, thereby efficiently distributing energy.

The core infrastructure of this smart grid is AMI (Advanced Metering Infrastructure). This is a system for efficiently managing energy, as shown in FIG. 1, a smart meter 10 installed in each home and measuring device usage information and power usage of each home, and the smart meter 10. The AMI server 50 collects the device usage information and power usage amount of each home. In this case, the AMI server 50 may collect data of the plurality of smart meters 10 via a data collection unit (DCU) 30. Here, the data collection device 30 communicates with a plurality of adjacent smart meters 10 through a neighbor area network (NAN), and communicates with the AMI server 50 through a wide area network (WAN).

The AMI system can collect real-time energy usage information through two-way communication, and can manage energy based on this to reduce energy costs of homes and businesses, and efficiently manage the overall energy usage.

On the other hand, in the AMI for remote meter reading, the smart meter for reading the electricity usage information in real time is implemented by reading the total electricity usage of a specific customer or the electricity usage of a floor or a certain space. It is difficult to collect and manage energy usage information for each device such as home appliances and communication devices installed therein. However, in order to collect and manage energy usage information for each device, it may be inefficient to install a smart meter for each device.

 On the other hand, before the study of the smart grid, home automation systems for realizing the automation of home / household life have been provided. The home automation system includes electricity, gas control, remote control of electronic devices, and heating / lighting. Concepts such as management have been introduced, and many types of home automation devices are widely used in various houses and buildings.

In other words, apart from the Smart Grid AMI system, many buildings and houses already have a system for automatic control or remote control of energy such as lighting, electricity, gas, and heating of the building. Smart grids can be built more efficiently, but they are not considered.

An object of the present invention is to provide an energy management apparatus and a device registration method thereof, which enable efficient smart grid system construction by enabling interworking with an already built home automation system in building a smart grid.

As a means for solving the above problems, the present invention provides a device registration method of the energy management device for collecting energy usage information consumed by a plurality of devices through a smart meter and managing the energy supply and energy consumption based on the user side, the user side Acquiring identification information of the smart meter installed in the meter and transmitting the energy usage information, identification information of the user, and registering the smart meter through authentication of the user; Registering a home server for controlling operations of a plurality of devices provided at the user side based on authentication of the user; Obtaining a list of devices controlled by the home server and information of each device; And registering with a device consuming energy on the user side by mapping with the smart meter and a home server based on the obtained device information.

In the device registration method according to the present invention, the step of receiving a list of devices and information of each device may receive a list of devices and information of each device from the home server.

In the device registration method according to the present invention, the step of receiving the list of the device and the information of each device may receive the list of the device and the information of each device from the user.

The device registration method according to the present invention further includes a step of collecting a database and a list of detailed devices and detailed information available on the user side, and receiving the list of the device and information of each device, the collection And providing a list of detailed devices and detailed information to the user, and receiving a selection from a list of the devices.

The device registration method according to the present invention comprises the steps of: receiving information of one or more devices recognized by the smart meter from the registered smart meter; And comparing and synchronizing the received information of the at least one device with the information of the device obtained from the user side.

In the device registration method according to the present invention, the registering of the smart meter comprises: receiving identification information of the smart meter through a mobile communication terminal of the user; Performing user authentication through the mobile communication terminal of the user; And if the user authentication succeeds, registering the smart meter to store identification information of the smart meter.

In the device registration method according to the present invention, the step of receiving the identification information of the smart meter, the device identification of the smart meter obtained by the user's mobile communication terminal through one of a user input, QR code recognition, image capture It may be a step of receiving information.

In addition, the present invention as another means for solving the above problems, metering data DB for storing energy usage information consumed by a plurality of devices provided on the user side collected through a smart meter, a registered smart meter and the A storage unit including a device management DB for storing information of a plurality of devices related to the smart meter and management information through a home server for the plurality of devices; Register the smart meter based on user authentication, obtain a plurality of device lists and detailed information provided on the user side and controlled through a home server, register and register the smart meter, and register the smart meter and the registered smart meter. Collect energy usage information and device management information from the home server and store them in the storage unit, and analyze the energy usage pattern of each device on the user side by combining stored energy usage information and device management information, and based on the analysis result A controller for managing supply and demand; And a communication unit for communicating with the smart meter and the home server.

In the energy management apparatus according to the present invention, the control unit registers the home server based on authentication of the user, and obtains a list and detailed information of a plurality of devices controlled through the home server from a registered home server; And a user interface unit supporting input / output with a user, and receiving a list of a plurality of devices and detailed information controlled through the home server through the user interface unit, wherein the storage unit can be used in various ways. And a device profile DB for storing a list of types of devices and detailed information about each device, wherein the controller provides the device list of the device profile DB to the user through the user interface unit, and among the device lists. remind You can receive, select the number of devices to be controlled via a server.

According to the present invention, in implementing a smart grid system that collects energy usage information of a user in real time and enables efficient energy supply and use based thereon, each customer is provided for remote and automatic control of a plurality of devices. In connection with the home server, a plurality of devices consuming energy related to energy usage information read through the smart meter can be classified and managed, and detailed management information for each of the plurality of devices in connection with the home server (power on / off, Temperature control value, etc.), and by combining it with the energy usage information read by the smart meter, it is possible to analyze the energy usage pattern or energy demand of the user more specifically by device, and thereby more efficient energy management. Is possible.

1 is a block diagram showing the basic structure of an AMI system in a smart grid.

2 is a block diagram illustrating a smart grid system to which an energy management system according to the present invention is applied.

3 is a block diagram showing the basic configuration of the energy management system according to an embodiment of the present invention.

4 and 5 are flowcharts illustrating a device registration method according to an embodiment of the present invention.

6 is a flowchart illustrating a registration procedure of a smart meter in a device registration method according to an embodiment of the present invention.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, in the following description and the accompanying drawings, detailed descriptions of well-known functions or configurations that may obscure the subject matter of the present invention will be omitted. In addition, it should be noted that like elements are denoted by the same reference numerals as much as possible throughout the drawings.

2 is a block diagram illustrating a smart grid system to which an energy management system according to the present invention is applied.

2, the smart grid system according to the present invention includes a smart meter 120, a home server 130, a data collection device 200, and an energy management device 300. Here, the smart meter 120 and the home server 130 is installed on the customer side, that is, inside and outside the building of the user, the data collection device 200 is located at a short range within a predetermined range from the customer side or the customer.

The smart meter 120 is installed on the customer side, that is, inside / outside of the user's home / building, measures the energy usage information consumed by the customer, and transmits it to the energy management device 300. The measured energy consumption may be made by various devices 110 such as air conditioners, TVs, PCs, ovens, home appliances, lighting, and the like installed inside and outside the building of the consumer. Here, the smart meter 120 may be installed in units of a predetermined zone, and measure total energy use information that is performed in the installed zone. In addition, the smart meter 120 may collect information of one or more devices for which it measures energy consumption usage information. This can be done in various ways, for example, it is possible to obtain identification information of a device connected to it through RFID technology or power line communication technology.

In addition, the smart meter 120 receives charging information of energy, control information related to energy supply / blocking, and the like from the energy management device 300 to display an in-home display (IHD) (not shown) or a home server 130. ) To the user.

The smart meter 120 should register itself with the energy management device 300 at the time of initial installation in the consumer for safe communication. To this end, the smart meter 120 performs a device registration procedure with the energy management device 300, the device registration procedure may be made in a variety of ways. In the present invention, the device registration of the smart meter 120 not only registers unique identification information of the smart meter 120 or address information (for example, an IP address or a MAC address) for communication, In order to register a user associated with the smart meter 120 together, it may be based on user authentication. For example, after collecting the user's identification information (for example, user ID), and performing the user authentication of the smart meter 120 based on this, the information (identification information) of the authenticated smart meter 120 , Address information) can be registered. At this time, the user authentication and the identification information of the smart meter 120 may be obtained through the user's mobile communication terminal (not shown). For example, after the smart meter 120 is installed, through the user's mobile communication terminal, the identification information of the device attached to the smart meter 120 is taken as an image, a key is input, or the identification information of the device is included. The identification code of the smart meter 120 can be transmitted from the mobile communication terminal of the user to the energy management device 300 by recognizing the QR code, and the phone number of the user who has previously registered the number of the mobile communication terminal. User authentication may be performed by comparing with the number, and the identification information of the transmitted smart meter 120 may be registered.

The data collection device 200 is provided between the smart meter 120 and the energy management device 300, and relays information transmission between the smart meter 120 and the energy management device 300. For example, the data collection device 200 collects energy usage information read from the smart meter 120 for a predetermined period and transmits the collected energy usage information to the energy management device 300 for efficient use of communication resources. The energy usage information of the plurality of smart meters 120 may be collected and transferred to the energy management device 300 at once. In this case, the smart meter 120 and the data collection device 200 are connected through a neighbor area network (NAN) or a home area network (HAN), and the data collection device 200 and the energy management device 300 are WAN. (Wide Area Network) can be connected. For example, the smart meter 120 and the data collection device 200 may be connected through Zigbee or PLC (Power Line Communication), and the data collection device 200 and the energy management device 300 may be connected through Ethernet. Can be.

The home server 130 is a device for performing remote control of the device 110, for example, a heating / cooling device, a TV, a PC, an oven, a home appliance, a lighting, and the like, provided in the building of the user. To this end, the home server 130 is connected to a plurality of devices 110 used by a user through a home network, and communicates with the plurality of devices 110, and the plurality of devices according to a command transmitted from the outside. The operation of 110 may be controlled. In particular, in the present invention, the home server 130 provides the energy management apparatus 300 with information of the device 110 used by the user, that is, a plurality of devices 110 connected to and controlled by the user. Subsequently, management information (control information, operation information, etc.) for the plurality of devices 110 is provided to the energy management apparatus 300 to enable energy use analysis for each device. In addition, the home server 130 may control the operations (power on / off, temperature, operating time, etc.) of the plurality of devices 110 according to an energy use analysis result provided from the energy management apparatus 300.

The energy management device 300 accumulates and stores the energy usage information of each user read by the smart meter 120 through the data collection device 200, and analyzes the energy usage pattern of the user, thereby investigating the demand response of energy. In doing so, energy management to control the energy supply is performed. In particular, in the present invention, the energy management device 300 is a plurality of devices (that is, a plurality of devices controlled by the home server 130) used by each user through the home server 130 (10) By obtaining the management information (operation information, control information) for the analysis by matching the energy usage information read by the smart meter 120, by analyzing the energy usage pattern of each user in more detail by device, this By comparing the electric consumption of each user's device for each device, the electricity consumption of the same type of device of the other user, it is possible to detect the user with a high power consumption and error detection based on the same.

At this time, the energy management device 300 transmits and receives, and the cumulative management information can be derived from the user's name, address, personal information such as meter identification information, billing information such as charges, bill history, the user's behavior pattern Various living information that may be included. To this end, in the smart grid, in general, the smart meter 10, which transmits information, registers, identifies, blocks access to other unauthorized devices, and encrypts data transmitted and received related to the user's privacy. There is a need to prevent exposure of information.

To this end, in the present invention, the energy management device 300 performs a registration procedure at the time of initial installation of the smart meter 120, at this time, the identification information of the user together with the identification information of the smart meter 120. By further receiving and performing user authentication, the smart meter 120 can be identified in association with the associated user.

In addition, after the registration of the smart meter 120, from the home server 130 of the user to obtain the information of the plurality of devices 110 controlled by the home server 130, and in connection with the smart meter 120 Manage. In this case, it is preferable to perform registration based on user authentication for the home server 130 of the user in order to improve security.

In addition, when the smart meter 120 can identify the device 110 connected thereto, the device 110 connected to the smart meter 120 from the smart meter 120 and controlled by the smart meter 120. ) Information, and match the device information received from the smart meter 120 with the device information received from the home server 130 based on the identification information of the user to integrate the information of the device used by the user. Can manage

In addition, the energy management device 300 combines energy usage information and billing information that is read in real time through the smart meter 120 to perform charging processing corresponding to the user's electricity consumption.

The energy management apparatus 300 described above will be described in more detail with reference to FIG. 3.

3 is a block diagram showing a basic configuration of an energy management apparatus according to an embodiment of the present invention.

Referring to this, the energy management apparatus 300 according to the present invention may include a storage unit 310, a controller 320, a user interface unit 330, and a communication unit 340.

The storage unit 310 is a means for storing data necessary for the operation of the energy management device 300, and stores a list of various types of devices available on the consumer (user) side and detailed information on each device. A device profile DB, a metering data DB storing energy usage information of each user collected through the smart meter 120, and information collected from the home server 130 and information of the device actually installed and used by the user. It may include a device management DB for storing the management and control information of the device.

The control unit 320 is a means for executing the overall operation and control of the energy management device 300, the metering data DB of the storage unit 310 by collecting the metering data which is the energy usage information of each user through the smart meter 120 It is possible to control the energy supply by accumulating and managing the energy consumption pattern of the user based on it, and predicting the energy capacity therefrom.

In particular, in the present invention, the control unit 320 is used on the user side through the registration of the smart meter 120 and the interlocking of the smart meter 120 and the home server 130 before performing the above-described energy management function. Perform registration and management of devices.

To this end, the control unit 320 may include a device registration unit 321 and the synchronization unit 322.

The device registration unit 321 obtains identification information of the smart meter 10 installed on the user side and identification information of the user, and registers the smart meter 10 through authentication of the user. Thereafter, the controller 320 receives metering data read by the smart meter 10 registered by the device register 321 and accumulates the metering data in the metering data DB.

In addition, the device registration unit 321 obtains a list of devices installed on the user side from the user side and controlled through the home server 130 and information of each device, and the information of the obtained device is registered smart The device provided on the user side is registered by matching with the meter 10. This may be done by receiving information of a device used on the user side from the home server 130 or receiving information on a device used by the user through a portal service provided by the energy management apparatus 300. have. At this time, the types of devices used on the consumer side are very diverse, and even though the same type of devices have a wide variety of performances, it is difficult for a user to know the information of the device accurately. To this end, in the present invention, the device registration unit 321 provides the user with various types of device information available on the consumer side built in the device profile DB, and the user selects a device that he or she uses from the list provided. Support your choices. Then, the detailed information of the device selected by the user is extracted from the device profile DB of the storage 310 and registered. The device profile DB may be built in advance, and may be updated periodically or frequently.

As described above, when the device used in the consumer side is registered, the controller 320 receives the management information (control information) of the registered device from the home server 130, and stores and manages it in the device management DB, It manages by mapping with the metering data of the user stored in the metering data DB.

Thereafter, in analyzing the energy usage pattern of the consumer side, the controller 320 may analyze the energy usage of the consumer side in units of devices by analyzing the management information of the device together with the metering data.

On the other hand, the smart meter 120 may further include a function for identifying the device associated with the energy usage information that is read.

In this case, the device registration unit 321 may receive and store the information of the recognized device from the smart meter 120, in this case, the synchronization unit 322 is the information of the device transmitted through the smart meter 120 And compare and synchronize the information of the device transmitted through the home server 130. More specifically, the synchronization unit 322 compares the information of the device recognized by the smart meter 120 with the information of the device obtained through the home server 130, and synchronizes the information of the matching device as one, Inconsistent device information is integrated to manage the information of the device used by the user as one.

In addition, the user interface unit 330 is a means for inputting and outputting the user to the energy management apparatus 300, and in particular, for the device registration, the user may input or transmit the device information used by the user. do. For example, the user interface unit 330 may provide a web page accessible to the user and receive device information from the user through the web page. In addition, the user may be provided with a list of various types of available devices stored in the device profile DB of the storage unit 310 through the web page, and a device used by the user may be selected among them.

The communication unit 400 is a means for the energy management device 300 to transmit and receive data with other devices, that is, the smart meter 120 and the home server 130. At this time, the communication path with the smart meter 120 and the communication path with the home server 130 may be different. To this end, the communication unit 400 is a first communication unit 341 for transmitting and receiving data with the smart meter 120 through the data collection device 200, and a second communication unit (transmitting and receiving data with the home server 130 ( 342).

Next, the operation of the energy management device 300 will be described with reference to the flowcharts of FIGS. 4 and 5.

4 and 5 are flowcharts illustrating a device registration method according to an embodiment of the present invention.

Referring to FIG. 4, the energy management apparatus 300 obtains identification information of the smart meter 120 and identification information of the user installed on the user side, and registers the smart meter 120 through authentication of the user. (S110). This can be done in various ways, for example, by acquiring identification information of the smart meter 120 through the data collection device 200, and for the user of the smart meter 120 through the user interface 330. When the user ID information is input and the user is authenticated after user authentication, the user identification information and the smart meter 120 are mapped and registered.

In addition, the energy management device 300 registers the home server 130 installed on the user side (S120). Registration of the home server 130 may also be made through user authentication.

Thereafter, the energy management apparatus 300 may collect information of a device connected to the smart meter 120 from the registered smart meter 120 (S130). This is possible when the smart meter 120 can identify the connected or adjacent device, and may be omitted otherwise.

In addition, the energy management apparatus 300 collects a list of devices installed on the user side and controlled by the home server 130 and information of each device from the registered home server 130 (S140). Alternatively, the information of the device controlled by the home server 130 may be input from the user through the user interface unit 330 of the energy management apparatus 300.

Previously, when the device information is collected from the smart meter 120, the energy management device 300 is information of one or more devices received from the smart meter 120 and the device input from the home server 130 or a user Compare and synchronize the information (S150). Here, the synchronization means integrating the information of the device received from the smart meter 120 and the information of the device input from the home server 130 or the user into one, by checking whether the same device based on the identification information of the device, If confirmed with the same device, it is integrated management.

The energy management device 300 registers the registered device information by mapping the information of the registered device with the smart meter 120 (S160).

5 is a flowchart illustrating in more detail a step (S140) of collecting device information according to an embodiment of the present invention.

With reference to this, the energy management apparatus 300 collects a list and detailed information of various types of devices available on the user side and makes a database (S210). This is stored in the device profile DB of the storage 310.

In addition, when a registration request of a device is received from the user side (S220), the list and detailed information of the collected devices are provided to the user side (S230), and the user device is selected from the list of the provided devices and used on the user side. It is input as the information of the device (S240).

In addition, in the device registration method according to the present invention, registration of the smart meter 120 may be performed in various ways.

6 is a flowchart illustrating an example of a user authentication-based registration procedure of the smart meter 120 according to the present invention.

Referring to FIG. 6, the energy management apparatus 300 according to the present invention first acquires and registers information on a user to which the smart meter 120 is installed before performing a smart meter registration procedure based on user authentication ( S310). In this case, the obtained information on the user, as well as personal information such as the user's address, the user's name, and the like, identification information (ID) for identifying the user for the energy management service and the number of the user's mobile communication terminal It may include. In this case, the acquisition of information about the user may be received offline through a customer center or the like, and then may be input to the energy management device 300 through a manager.

According to the user's request, the smart meter 120 is installed inside and outside the user's home, and when the installation is completed (S320), the energy management device 300 through the user's mobile communication terminal (not shown) Receives device information (eg, device identification information (eg, serial number, etc.) of the installed smart meter 120. S330) In more detail, the smart meter 120 installed inside or outside the home of the user is received. ), The above-mentioned identification information (serial number, etc.) of the device is directly described or described in a QR code, and after installation of the smart meter 120, the user of the device in his mobile communication terminal 120 Identification information of the device is obtained by inputting identification information, photographing an image, reading the QR code, and the like, and obtaining the identification information of the device through the corresponding mobile communication terminal. The mobile communication terminal must be a mobile communication terminal registered at the time of user registration in step S310 or a mobile communication terminal registered under the user's name, and the device identification information is transmitted to the mobile communication system. It can be done through.

Through this, the energy management device 300 that receives the identification information of the device from the mobile communication terminal of the user checks the user of the mobile communication terminal and checks whether the corresponding user is the same as the previously registered user through step S310. The authentication process is performed (S340). In this case, when the identification information of the device is transmitted from the pre-registered mobile communication terminal, the user authentication may be made.

When the user authentication is made as described above, the energy management device 300 registers the received identification information of the smart meter 120 by matching the user information (S350).

According to this, when the device registration of the smart meter 120, the user authentication can be made together, it is possible to register the linkage between the user and the smart meter 120, and, in addition, the user can simply perform the registration process through QR code or video Since it can be performed, inconvenience of the user can be minimized.

In particular, the registration procedure of the smart meter 120 may enable more efficient device registration and management in the transition stage where the existing closed power system and the open power system coexist.

The device registration method of the present invention described above may be implemented in software form readable through various computer means and recorded on a computer readable recording medium. Here, the recording medium may include a program command, a data file, a data structure, etc. alone or in combination. Program instructions recorded on the recording medium may be those specially designed and constructed for the present invention, or they may be of the kind well-known and available to those having skill in the computer software arts. For example, the recording media may be magnetic media such as hard disks, floppy disks, and magnetic tapes, optical disks such as compact disk read only memory (CD-ROM), digital video disks (DVD), Magnetic-Optical Media, such as floppy disks, and hardware devices specially configured to store and execute program instructions, such as ROM, random access memory (RAM), flash memory, and the like. do. Examples of program instructions may include high-level language code that can be executed by a computer using an interpreter as well as machine code such as produced by a compiler. Such hardware devices may be configured to operate as one or more software modules to perform the operations of the present invention, and vice versa.

In addition, although the present specification and drawings disclose preferred embodiments of the present invention, it is common in the art that other modifications based on the technical spirit of the present invention can be carried out even in the embodiments disclosed herein. It is self-evident to those who have knowledge. In addition, although specific terms are used in the present specification and drawings, they are only used in a general sense to easily explain the technical contents of the present invention and to help the understanding of the present invention, and are not intended to limit the scope of the present invention.

Claims (11)

In the device registration method of the energy management device that collects energy usage information consumed by a plurality of devices through a smart meter and manages the energy supply and energy consumption based on the information, Acquiring identification information of the smart meter installed at the user side to read and transmit energy usage information, identification information of the user, and registering the smart meter through authentication of the user; Registering a home server for controlling operations of a plurality of devices provided at the user side based on authentication of the user; Obtaining a list of devices controlled by the home server and information of each device; Registering a device consuming energy on the user side by mapping with the smart meter and a home server based on the obtained device information. The method of claim 1, wherein the receiving of the list of devices and information of each device is performed. And receiving a list of devices and information of each device from the home server. The method of claim 1, wherein the receiving of the list of devices and information of each device is performed. Device registration method of the energy management device, characterized in that for receiving a list of the device and information of each device from the user. The method of claim 3, And collecting and databaseting a list and detailed information of various devices available on the user side, The step of receiving the list of the device and the information of each device, the device registration of the energy management device, characterized in that the step of providing the list and detailed information of the collected device to the user, and selecting from the list of the device Way. The method of claim 1, Receiving information of at least one device recognized by the smart meter from the registered smart meter; And And comparing and synchronizing the received information of the at least one device with the information of the device obtained from the user side. The method of claim 1, wherein registering the smart meter Receiving identification information of the smart meter through the mobile communication terminal of the user; Performing user authentication through the mobile communication terminal of the user; And And if the user authentication succeeds, registering the smart meter to store identification information of the smart meter. The method of claim 6, wherein the step of receiving identification information of the smart meter is And receiving device identification information of the smart meter obtained from the mobile communication terminal of the user through one of a user input, QR code recognition, and image capturing. Metering data DB for storing the energy usage information consumed by the multiple devices provided on the user side collected through the smart meter, registered smart meter and information of the multiple devices associated with the smart meter and home server for the multiple devices A storage unit including a device management DB for storing management information through the control unit; Register the smart meter based on user authentication, obtain a plurality of device lists and detailed information provided on the user side and controlled through a home server, register and register the smart meter, and register the smart meter and the registered smart meter. Collect energy usage information and device management information from the home server and store them in the storage unit, and analyze the energy usage pattern of each device on the user side by combining stored energy usage information and device management information, and based on the analysis result A controller for managing supply and demand; And Energy management device comprising a communication unit for communicating with the smart meter and the home server. The method of claim 8, wherein the control unit And registering the home server based on authentication of the user and obtaining a list and detailed information of a plurality of devices controlled through the home server from the registered home server. The method of claim 8, Further comprising a user interface unit for supporting input and output with a user, Energy management device, characterized in that for receiving a list of a plurality of devices and detailed information controlled through the home server through the user interface. The method of claim 10, The storage unit further includes a device profile DB that stores a list of various types of devices available on the user side and detailed information about each device, The controller provides the device list of the device profile DB to the user through the user interface, and selects a plurality of devices controlled through the home server from the device list.

Images