KR20160006042A - Central control apparatus and facility control system - Google Patents

Abstract

A central control apparatus and a facility control system including the same are provided by the present specification. The central control apparatus: calculates a temperature-energy interaction formula based on information of an air supply temperature, a ventilation temperature, and electric energy consumption measured in advance for a control area; detects a control temperature which is a difference between the ventilation temperature and the air supply temperature for the control area; and detects the electric energy consumption of the control area by applying the detected control temperature to the temperature-energy interaction formula. To achieve the above, the central control apparatus, which controls an air conditioning unit having multiple indoor units for air conditioning and one or more outdoor units for operating the indoor units by being connected with the multiple indoor units, comprises: a temperature information obtaining unit for obtaining air supply temperature information and ventilation temperature information for a control area where the air conditioning is performed by a specific indoor unit from a control point corresponding to the specific indoor unit among the multiple indoor units; and a control unit for detecting a control temperature which is a difference between the ventilation temperature and the air supply temperature based on the obtained air supply temperature information and ventilation temperature information and detecting the electric energy consumption of the control area corresponding to the control temperature based on the temperature-energy interaction formula. The control unit is able to calculate the temperature-energy interaction formula based on the air supply temperature information, the ventilation temperature, and the electric energy consumption measured in advance for the control area.

Description

TECHNICAL FIELD [0001] The present invention relates to a central control apparatus and a facility control system for controlling equipment,

[0001] The present invention relates to a central control device and an equipment control system for controlling equipment, and in particular, a temperature-energy relation is calculated based on information on the supply air temperature, the ventilation temperature, A central control device for detecting a control temperature which is a temperature difference between a ventilation temperature and an air supply temperature for the control area and for detecting an electric energy usage amount for the control area by applying the detected control temperature to the temperature- And more particularly, to a facility control system including the facility control system.

Recently, with the modernization of building facilities, an automatic control system that automatically controls facilities such as power, lighting, air conditioning, disaster prevention, and crime prevention installed in buildings is being expanded.

 That is, a facility control system (or facility control system) capable of managing the facilities as a whole is being actively developed.

A facility control system (or facility control system) can generally be based on a monitoring point for control or monitoring, referred to as a control point.

The user can set up multiple points or single points in one facility (equipment) and monitor and control the facilities through the value of the points.

The engineer can set the control point according to the type and the type of equipment installed in the building, and can register the control point in the facility control system to perform the automatic control of the building.

In a conventional facility control system, a complex heat transfer equation is used to calculate the energy consumption consumed by the control area to be managed or controlled, or a simplified method through data analysis is used.

In the case of the heat transfer model, too much time and effort are required, and there is a problem that a sensor or the like needs to be installed for the accuracy of many input variables.

Also, the method for data analysis is simpler than that of the heat transfer model, but there is a problem that an error occurs largely according to the derived regression model.

In order to solve the above-described problems, the present invention provides a temperature-energy relation based on the information on the supply air temperature, the ventilation temperature, and the electric energy consumption of the control area, unlike the conventional method using the complex heat transfer equation A central control unit which detects a control temperature which is a temperature difference between a ventilation temperature and an air supply temperature for the control region and detects an electric energy usage amount for the control region by applying the detected control temperature to the temperature- And a facility control system including the same.

According to an aspect of the present invention, there is provided a central control apparatus for controlling an air conditioner having a plurality of indoor units for performing air conditioning and one or more outdoor units connected to the indoor units to drive the indoor units, A temperature information acquiring unit for acquiring supply air temperature information and ventilation temperature information for a control area to be air-conditioned by the specific indoor unit from a control point corresponding to a specific indoor unit among the plurality of indoor units; And detecting a control temperature which is a temperature difference between the ventilation temperature and the supply air temperature based on the obtained supply air temperature information and the ventilation temperature information and detecting an electric energy usage amount of the control region corresponding to the control temperature based on a temperature- The control unit may calculate the temperature-energy relation based on the information on the supply air temperature, the ventilation temperature, and the electric energy consumption of the control side in relation to the control area.

As an example related to the present specification, the control area may be an area corresponding to at least one layer included in a building or a building to be controlled.

As an example related to the present specification, the controller may calculate the temperature-energy relation based on the supply air volume corresponding to the specific indoor unit and the specific heat corresponding to the control area.

As an example related to the present specification, the temperature-energy relation may be an amount of electric energy used for the control region = the air supply air volume * the specific heat * the control temperature * the air conditioning time for performing the air conditioning by the specific indoor unit .

In one example related to the present specification, the temperature-energy relation is a plurality, and the control unit selects one of the temperature-energy relations among the plurality of temperature-energy relations according to the control condition, And the amount of electric energy used in the control region corresponding to the control temperature may be detected based on the temperature-energy relation.

As one example related to the present specification, the control condition may include at least one of the air conditioning time by the specific indoor unit and the control temperature.

As an example related to the present specification, the control unit may classify the information on the machine-side supply air temperature, the ventilation temperature, and the electrical energy consumption amount into a plurality of groups based on the classification criterion, And to derive the plurality of temperature-energy relations by calculating a temperature-energy relation.

According to one embodiment of the present invention, the classification standard may include at least one of an air conditioning time during which air conditioning is performed by the specific indoor unit, and a temperature difference between the ventilation temperature and the air supply temperature.

In order to achieve the above objects, an equipment control system according to the present invention includes: an air conditioner having a plurality of indoor units for performing air conditioning and at least one outdoor unit connected to the indoor units to drive the indoor units; And obtaining air supply temperature information and ventilation temperature information for a control region in which air conditioning is performed by the specific indoor unit from a control point corresponding to a specific indoor unit among the plurality of indoor units, And a central control device for detecting a control temperature, which is a temperature difference between the ventilation temperature and the supply air temperature, and for detecting an amount of electric energy used in the control region corresponding to the control temperature based on the temperature-energy relation, The apparatus may be to calculate the temperature-energy relationship based on information on the machine-side supply air temperature, the ventilation temperature and the electrical energy consumption for the control region.

According to an aspect of the present invention, there is provided a method of calculating an amount of electric energy used in an air conditioner, the method comprising: controlling an air conditioner having a plurality of indoor units for performing air conditioning and one or more outdoor units connected to the indoor units, A method for calculating an amount of electric energy used by a central control device, comprising the steps of: obtaining supply air temperature information and ventilation temperature information for a control area to be air-conditioned by the specific indoor unit from a control point corresponding to a specific indoor unit among the plurality of indoor units step; Detecting a control temperature which is a temperature difference between the ventilation temperature and the supply air temperature based on the obtained supply air temperature information and the ventilation temperature information; And a temperature-energy relationship, wherein the temperature-energy relationship includes at least one of a machine-side supply air temperature, a ventilation temperature, and an air- And may be calculated based on information on electric energy usage.

According to the central control device and the facility control system for controlling the facility according to the embodiment disclosed herein, unlike the conventional method using the complex heat transfer equation, the machine-side supply air temperature, the ventilation temperature, and the electric energy Calculating a temperature-energy relation based on information on the usage amount, detecting a control temperature which is a temperature difference between a ventilation temperature and an air supply temperature for the control region, and applying the detected control temperature to the temperature- There is an advantage that the amount of electric energy used can be calculated efficiently and accurately by detecting the amount of electric energy used for the area.

BRIEF DESCRIPTION OF DRAWINGS FIG. 1 is a configuration diagram showing a configuration of a facility control system according to an embodiment of the present invention; FIG.
2 is a configuration diagram showing a configuration of a central control device for calculating an amount of electric energy used for a control region according to an embodiment disclosed herein.
3 is a block diagram illustrating a general configuration of a central control apparatus according to an embodiment disclosed herein.
4 is an exemplary diagram illustrating a method for deriving a temperature-energy relationship according to an embodiment disclosed herein.
FIGS. 5 to 6 are diagrams illustrating examples of a method of calculating an amount of electric energy usage based on a plurality of temperature-energy relations according to the embodiment disclosed herein.
7 is an exemplary diagram illustrating an external terminal connected to a central control unit according to an embodiment disclosed herein.
8 is a configuration diagram showing the configuration of a terminal connected to the central control device disclosed in this specification.
9 is a diagram illustrating an example of a method for calculating the amount of electric energy used according to the embodiment disclosed herein.

The techniques disclosed in this specification can be applied to a facility control system or a facility control system for controlling facilities, a central control device (or a central control server) included in the facility control system, and the like.

Here, the facility control system (or facility control system) may be a building automation system for controlling facilities disposed in buildings or buildings. In particular, the facility control system may be a building management system (BMS). That is, the building automation system can be applied to a concept including a factory automation system and the like, in particular, a building automation system for controlling facilities installed in a building in the present specification, without limiting the object to be applied in the automation system.

In addition, the facility control system may mean a building energy management system (BEMS) used to manage energy related to facilities installed in a building to maintain a pleasant indoor environment in the building while increasing energy performance .

 Further, the technology disclosed in this specification can be applied to an electric energy calculation method for calculating an amount of electric energy consumed by facilities in order to control facilities installed in a building.

It is noted that the technical terms used herein are used only to describe specific embodiments and are not intended to limit the scope of the technology disclosed herein. Also, the technical terms used herein should be interpreted as being generally understood by those skilled in the art to which the presently disclosed subject matter belongs, unless the context clearly dictates otherwise in this specification, Should not be construed in a broader sense, or interpreted in an oversimplified sense. In addition, when a technical term used in this specification is an erroneous technical term that does not accurately express the concept of the technology disclosed in this specification, it should be understood that technical terms which can be understood by a person skilled in the art are replaced. Also, the general terms used in the present specification should be interpreted in accordance with the predefined or prior context, and should not be construed as being excessively reduced in meaning.

Also, the singular forms "as used herein include plural referents unless the context clearly dictates otherwise. In this specification, the terms "comprising ", or" comprising ", etc. should not be construed as necessarily including the various elements or steps described in the specification, Or may be further comprised of additional components or steps.

Furthermore, terms including ordinals such as first, second, etc. used in this specification can be used to describe various elements, but the elements should not be limited by the terms. The terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present invention, the first component may be referred to as a second component, and similarly, the second component may also be referred to as a first component.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings, wherein like reference numerals are used to designate identical or similar elements, and redundant description thereof will be omitted.

Further, in the description of the technology disclosed in this specification, a detailed description of related arts will be omitted if it is determined that the gist of the technology disclosed in this specification may be obscured. It is to be noted that the attached drawings are only for the purpose of easily understanding the concept of the technology disclosed in the present specification, and should not be construed as limiting the spirit of the technology by the attached drawings.

Description of facility control system or facility control system

BRIEF DESCRIPTION OF DRAWINGS FIG. 1 is a configuration diagram showing a configuration of a facility control system according to an embodiment of the present invention; FIG.

Referring to FIG. 1, a facility control system (or a facility control system) 10 according to an embodiment of the present invention includes a central control server 100, facility control devices 200 and 200 connected to the central control server through a communication network , One or more facilities 300, 300 'and equipment 400, 400'.

As shown in FIG. 1, a facility control system or a facility control system according to an embodiment disclosed herein includes at least one facility 300, 300 ', at least one facility point for the facility, And a central control device (or a central control server 100) for controlling the facility using a control point.

At this time, the central control apparatus 100 has one or more stations (or 'virtual servers') created by registering at least a part of the control points, and each of the stations is controlled according to a control command It can be configured to control facilities for some registered points.

The facility 300 or 300 'is a subsystem that constitutes the facility control system 10, and may be, for example, an air conditioner, a ventilator, an air conditioner, a fan, a boiler, a cooling tower, a pump, a temperature / humidity sensor, Equipment, electric power equipment, fire system, and the like.

The apparatuses 400 and 400 'may be, for example, a cooling tower, a pump, a temperature sensor, or the like in the case of a cooling tower system.

The central control device 100 is a device for collectively controlling and / or monitoring the overall situation of a building. The facilities 300 and 300 ', for example, hardware, lighting, power, access control, Parking management, facility management, and the like.

The central control apparatus 100 shares information with the facility control apparatus 200 through network communication and transmits the facility 300 and 300 'and the equipment 400 and 400' For example, an automation server that controls or monitors.

The central control device 100 generally registers one or more preset points in the facility 300 or 300 'or the equipment 400 or 400' and the facility 300 or 300 ' ) Or a control program for driving the equipment 400, 400 '.

The central control device 100 may control and / or monitor the facilities 300 and 300 'using the control program.

According to the embodiment disclosed herein, the central control device 100 may display a control screen for equipment installed in the control area.

The central control unit 100 may receive a user input through the control screen and provide a user interface or an input / output screen capable of outputting a control processing process or a control processing result to the facility according to the user input.

Specifically, the central control device 100 displays a time line in which a control time for the facility is sequentially displayed in accordance with the passage of time in a first area on the control screen, The control screen or the control screen can be provided by displaying status information on the facility corresponding to the control time on the time line.

The control area may be a control interest area or a control target area included in a building or a building. For example, the control area may be an area corresponding to at least one layer (or an arbitrary layer) included in a building or a building to be controlled.

Here, the building or building means a building to be controlled, and may mean a shopping mall, a convenience store, a store, a house, an office, an office building, a factory building, a schoolhouse, or a hospital building.

The facility control apparatus 200 may be located between the central control apparatus 100 and the at least one facility 300 or 300 'and may execute a control program received from the central control apparatus 100.

That is, the facility control apparatus 200 may be a direct digital controller or a programmable logic controller (PLC) for controlling the facilities 300 and 300 '.

The facility control apparatus 200 communicates with the central control server 100 to exchange information and receives and executes a control command according to the control program or the control program, Can be controlled.

In addition, the facility control apparatus 200 may control the operation of the facilities 300 and 300 'through one or more equipment 400 and 400' provided in the facilities 300 and 300 ', for example, Equipment-related information such as control outputs and status changes of the internal equipments can be recorded or stored.

The facility control apparatus 200 may be, for example, a microcomputer that controls or monitors the facility 300 or 300 'or the equipment 400 or 400' according to the control program. In other words, the facility control apparatus 200 is connected to the central control apparatus 100 through a communication network, and transmits and receives necessary information to each other. Accordingly, it is possible to monitor or control each control point for the air conditioner and other facilities installed in the building, and to control the input / output of the facility 300 or 300 'or the equipment 400 or 400' The signal can be directly controlled.

Specifically, the facility control apparatus 200 is connected between the central control apparatus 100 and the at least one facility 300 or 300 'to receive a control command according to the control program or the control program, .

Then, the facility control apparatus 200 can transmit the execution result to the central control apparatus 100. For this purpose, the central control device 100 transmits a control command according to the control program or the control program to the facility control device 200, and receives the control program or the control program from the facility control device 200 And a communication unit as a means for receiving an execution result according to the control command in accordance with the control command.

The display unit may further include means for displaying the execution result on the user screen.

The central control apparatus 100, the facility control apparatus 200, and the respective facilities 300 and 300 'may be connected to each other through a communication network.

According to one embodiment disclosed herein, the communication network may include various communication protocols.

For example, the central control device 100, the facility control device 200, and the respective facilities 300 and 300 'may be implemented using TCP / IP (Transmission Control Protocol / Internet Protocol) BACnet).

The communication protocol includes CAN, DeviceNet, Profibus, Interbus, and LonWorks. Of these, LonWorks can be easily connected to the Internet using the OSI 7 layer, And its importance is also increasing.

A description of the central control device according to one embodiment disclosed herein

The central control apparatus according to an embodiment disclosed herein includes a central control unit for controlling an air conditioner having a plurality of indoor units for performing air conditioning and one or more outdoor units connected to the indoor units to drive the indoor units, A temperature information acquiring unit for acquiring supply air temperature information and ventilation temperature information for a control region to be air-conditioned by the specific indoor unit from a control point corresponding to a specific indoor unit among the plurality of indoor units, And a control unit for detecting a control temperature which is a temperature difference between the ventilation temperature and the supply air temperature based on the ventilation temperature information and detecting the amount of electric energy used in the control region corresponding to the control temperature based on the temperature- .

According to one embodiment, the control unit may calculate the temperature-energy relation based on the information on the supply air temperature, the ventilation temperature, and the electric energy usage amount of the machine side with respect to the control area.

According to an embodiment, the control area may be an area corresponding to at least one layer included in a building or a building to be controlled.

According to an embodiment, the controller may calculate the temperature-energy relation based on the supply air volume corresponding to the specific indoor unit and the specific heat corresponding to the control area.

According to an embodiment, the temperature-energy relation may be an air conditioning time during which air-conditioning by the specific indoor unit is performed, the electric energy usage amount for the control area = the air supply air volume * the specific heat * the control temperature *

According to one embodiment, the temperature-energy relation may be plural.

In this case, the controller selects one of the plurality of temperature-energy relational expressions according to the control condition, and selects one of the plurality of temperature-energy relational expressions based on the selected one of the temperature- And to detect the electric energy usage of the area.

According to an embodiment, the control condition may include at least one of the air conditioning time by the specific indoor unit and the control temperature.

According to an embodiment, the control unit may classify the information on the machine-side supply air temperature, the ventilation temperature, and the electrical energy consumption amount into a plurality of groups based on the classification criterion, - to derive the plurality of temperature-energy relations by calculating an energy relation.

According to an embodiment, the classification standard may include at least one of an air conditioning time during which air conditioning is performed by the specific indoor unit, and a temperature difference between the ventilation temperature and the air supply temperature.

2 is a configuration diagram showing a configuration of a central control device for calculating an amount of electric energy used for a control region according to an embodiment disclosed herein.

The central control apparatus 100 for calculating the amount of electric energy used for the control region according to an embodiment of the present invention may include a controller 140 and a temperature information obtaining unit 160.

The components shown in Fig. 2 are not essential, so that the central control device 100 having more or fewer components can be implemented.

Hereinafter, the components will be described in order.

The temperature information acquiring unit 160 acquires the supply air temperature information and the ventilation temperature information for the control area to be air-conditioned by the specific indoor unit from the control point M100 corresponding to the specific indoor unit among the plurality of indoor units can do.

According to one embodiment, the control area may be an area corresponding to at least one layer included in a building or a building to be controlled.

Accordingly, the temperature information obtaining unit 160 may include at least one temperature sensor for obtaining the supply air temperature information and the ventilation temperature information.

The control unit 140 may detect the control temperature, which is a temperature difference between the ventilation temperature and the supply air temperature, based on the obtained supply air temperature information and the ventilation temperature information.

Also, the controller 140 may detect the amount of electric energy used in the control region corresponding to the control temperature based on the temperature-energy relation.

In this case, the controller 140 may calculate the temperature-energy relation based on the information about the supply air temperature, the ventilation temperature, and the electric energy usage amount of the control area.

Specifically, the temperature-energy relationship may be a regression equation derived based on information about the machine-side supply air temperature, the ventilation temperature, and the electric energy usage.

Also, the controller 140 may calculate the temperature-energy relation based on the supply air volume corresponding to the specific indoor unit and the specific heat corresponding to the control area.

According to one embodiment, the temperature-energy relation may be an electric energy usage amount for the control area = the air supply air volume * the specific heat * the control temperature * the air conditioning time for performing the air conditioning by the specific indoor unit.

According to one embodiment, the temperature-energy relation may be plural.

In this case, the controller 140 selects one of the temperature-energy relational expressions of the plurality of temperature-energy relational expressions according to the control condition, and selects one of the temperature-energy relational expressions corresponding to the control temperature The amount of electric energy used in the control region can be detected.

In this case, the control condition may include at least one of the air conditioning time by the specific indoor unit and the control temperature.

According to one embodiment, the control unit 140 classifies the information on the machine-side supply air temperature, the ventilation temperature, and the electrical energy usage amount into a plurality of groups based on the classification criteria, The temperature-energy relation can be calculated to derive the plurality of temperature-energy relations.

Here, the classification standard may include at least one of an air conditioning time during which air conditioning is performed by the specific indoor unit, and a temperature difference between the ventilation temperature and the supply air temperature.

3 is a block diagram illustrating a general configuration of a central control apparatus according to an embodiment disclosed herein.

Referring to FIG. 3, the central control apparatus 100 according to an embodiment disclosed herein may include an input unit 110 and a control unit 140.

The central control apparatus 100 may further include at least one of a storage unit 150, a display unit 120, and a communication unit 130 according to an embodiment of the present invention.

In addition, the central control apparatus 100 may further include various components for detecting the amount of electric energy used according to the embodiment disclosed herein.

The components shown in FIG. 3 are not essential, so that the central control device 100 having more or fewer components can be implemented.

Hereinafter, the components will be described in order.

The display unit 120 may display a control screen for equipment installed in the control area and various graphic objects related to the control screen.

Here, the control area may be a region corresponding to at least one layer included in a building or a building to be controlled.

The display unit 120 displays information to be processed by the central control unit 100 and outputs the information. For example, the display unit 110 may display a UI (User Interface) or a GUI (Graphic User Interface) associated with the functions provided by the central control unit 100.

According to an exemplary embodiment, the display unit 120 may display the amount of electric energy used by the controller 140 and the calculation process on the control screen.

The display unit 120 may be a liquid crystal display, a thin film transistor-liquid crystal display, an organic light-emitting diode, a flexible display, a three-dimensional display (3D display).

Also, there may be two or more display units 120 according to the embodiment of the central control unit 100. [ For example, the central control unit 100 may be provided with an external display unit (not shown) and an internal display unit (not shown) at the same time.

(Hereinafter, referred to as a 'touch screen') having a mutual layer structure with a sensor (hereinafter, referred to as 'touch sensor') that senses a touch operation with the display unit 120, the display unit 140 outputs It can also be used as an input device in addition to the device. The touch sensor may have the form of, for example, a touch film, a touch sheet, a touch pad, or the like.

According to another embodiment, the control screen may be displayed through a display device (not shown) connected to the central control unit 100.

The control unit 140 may control the components included in the central control unit 100 to provide an electric energy calculation function according to an embodiment of the present invention.

According to one embodiment, the control unit 140 may control the two or more selected facilities based on the user control input inputted through the input unit 110. [

The technique disclosed in the present specification does not control a predetermined control group or a control zone divided into a plurality of zones only in units of zones but collectively selects devices in operation with change patterns of state information corresponding to specific devices or equipment , It is possible to optimize the operation environment of the facility and to have an advantage that the facility or the apparatus can be efficiently managed through the optimization.

According to an exemplary embodiment, the controller 140 may control facilities installed in the specific area through the facility controller 200 that communicates with the central controller 100 through a specific communication method.

Here, the specific communication method may be at least one of TCP / IP (Transmission Control Protocol / Internet Protocol), BACnet (Building Automation and Control Network), and LonWorks.

Also, the facility control apparatus 200 may be at least one of a direct digital controller and a programmable logic controller (PLC).

Since the specific role of the control unit 140 related to the calculation of the electric energy usage amount is as described above, a detailed description will be omitted.

The input unit 110 may receive a user input for controlling the central control unit 100.

The input unit 110 may generate input data for controlling the operation of the central control unit 100 by a user.

The input unit 110 may include a key pad, a dome switch, a touch pad (static / static), a jog wheel, a jog switch, and the like. In particular, when the touch pad has a mutual layer structure with the display unit 140, it may be referred to as a touch screen.

According to one embodiment, the input unit 110 may receive (or receive) various user inputs from a user.

For example, the input unit 110 may receive a user input for activating the electric energy usage calculation function for the control area from the user.

Also, for example, the input unit 110 may receive a user setting input. In this case, the control unit 140 may set control parameters for the facility corresponding to the specific control time based on the user setting input.

In addition, the input unit 110 may receive a control input for controlling equipment installed in a target control area or a target control area to be controlled.

According to one embodiment, the input unit 110 may receive a user input through a user interface provided by the central control apparatus 100 to the user. In particular, the user interface may be a graphical user interface (GUI).

For example, the input unit 110 may receive the control input through a graphical object representing (or representing) a facility to be controlled on the control screen.

Specifically, when the user clicks or touches the graphic object displayed on the control screen, the user interface displays an input window or the like (for example, a pop-up menu) on the screen in response to the click or touch And the user can input the control input through the input window or the like.

Here, the graphic object may be an icon or an indicator indicating the facility.

According to an exemplary embodiment, the shape or size of the graphic object may be set to correspond to the actual shape and size of the equipment and displayed on the screen.

For example, when the shape of the facility is a rectangle, the shape of the graphic object may be a rectangle. In addition, the size of the graphic object may be a size of the facility reduced by a certain ratio.

Also, for example, the input unit 110 may receive the control input through the linear indicator described above.

Specifically, when the user clicks or touches the linear indicator displayed on the control screen, the user interface displays an input window or the like (for example, a pop-up menu) in response to the click or touch And the user can input the control input through the input window or the like.

The communication unit 130 may transmit a control command, a control program, or a result of execution of the control program to the facility control device 200. [ Thus, the facility control apparatus 200 can control the facility to be controlled.

In addition, the communication unit 130 may receive from the facility control apparatus 200 information on the control result of the facility and the control process by the facility control apparatus 200. [

In addition, the communication unit 130 may receive various information (e.g., status information) about facilities from a plurality of points of control.

In addition, the central control unit 100 may be connected to an external terminal through the communication unit 130. A user of the central control unit 100 may perform a function (e.g., management or control function for equipment) performed by the central control unit 100 through the external terminal.

The communication unit 130 may perform wire / wireless data communication with the external terminal. The communication unit 130 may include electronic components for at least one of BluetoothTM, Zigbee, Ultra Wide Band (UWB), Wireless USB, Near Field Communication (NFC), Wireless LAN or mobile communication network.

The storage unit 150 may store the usage amount of the electric energy calculated by the controller 140 and the process of the electric energy usage.

In addition, the storage unit 150 may store a program for processing and controlling the control unit 140, and may store the input / output data, the user input, the control input, the setting input, Function may be performed.

The storage unit 150 may be a flash memory type, a hard disk type, an SSD (solid state disk or solid state drive), a multimedia card micro type, a card type (RAM), a static random access memory (SRAM), a read-only memory (ROM), an electrically erasable programmable read-only memory (EEPROM) A programmable read-only memory (PROM) magnetic memory, a magnetic disk, and an optical disk.

In addition, the central control unit 100 may operate a web storage for performing a storage function of the storage unit 150 on the Internet.

The facility control system according to an embodiment disclosed herein includes an air conditioner having a plurality of indoor units for performing air conditioning and one or more outdoor units connected to the indoor units to drive the indoor units, The air conditioner temperature information and the ventilation temperature information for the control area in which the air conditioning is performed by the specific indoor unit from the control point corresponding to the specific indoor unit among the indoor units, And a central control unit for detecting a control temperature which is a temperature difference between the supply air temperature and the supply air temperature and for detecting an amount of electric energy used in the control region corresponding to the control temperature based on a temperature-energy relation, But may be a central control device according to embodiments.

Specific examples of methods for calculating electric energy

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory and are not restrictive of the overall scope of the invention, can do.

4 is an exemplary diagram illustrating a method for deriving a temperature-energy relationship according to an embodiment disclosed herein.

Referring to FIG. 4, the central control unit 100 may calculate a temperature-energy relationship based on information on the supply air temperature, the ventilation temperature, and the amount of electric energy used for the control region.

Here, the control area may refer to an area corresponding to at least one layer included in a building or a building to be controlled.

As discussed above, the temperature-energy relationship may be a regression equation derived based on information about the machine-side supply air temperature, ventilation temperature, and electrical energy usage.

According to one embodiment, the temperature-energy relation may be calculated on the basis of an air flow rate corresponding to a specific indoor unit and a specific heat corresponding to the control area.

Here, the temperature-energy relation may be expressed as an amount of electric energy used for the control area = the air supply air volume * the specific heat * the control temperature * the air conditioning time for performing the air conditioning by the specific indoor unit, Can be expressed by Equation (1).

Here, TRA is the ventilation temperature (° C), TSA is the supply air temperature (° C), Msys is the supply air flow (m ³ / s), and Cp is the specific heat (kcal / kg · ° C).

In Equation (1), the control temperature means (TRA - TSA).

4, the central control unit 100 derives a regression line L100 based on the machine-side control temperature (difference between the ventilation temperature and the supply air temperature) and the amount of electrical energy used, - The energy relation (E100) can be calculated.

In Fig. 4, R ² denotes a coefficient of determination, which indicates the explanatory power of the regression equation.

In the case of FIG. 4, since R ² is 0.9944, it can be seen that the temperature-energy relation (E100) "y = 0.00808x-0.2223" is a very accurate regression equation.

FIGS. 5 to 6 are diagrams illustrating examples of a method of calculating an amount of electric energy usage based on a plurality of temperature-energy relations according to the embodiment disclosed herein.

Referring to FIGS. 5 to 6, the central control unit 100 according to an exemplary embodiment may classify information on the machine-side supply air temperature, the ventilation temperature, and the amount of electric energy usage into a plurality of groups have.

In addition, the central control device 100 may derive the plurality of temperature-energy relations by calculating a temperature-energy relation for each of the plurality of grouped groups.

Here, the classification standard may include at least one of an air conditioning time during which air conditioning is performed by the specific indoor unit, and a temperature difference between the ventilation temperature and the supply air temperature.

For example, in the case of FIG. 5, the central control unit 100 can derive a temperature-energy relation expression for each of the air conditioning time to the air conditioning time zone in which the air conditioning by the specific indoor unit is performed.

The time shown in FIG. 5 may mean a time divided into 100 days.

The central control apparatus 100 can derive a temperature-energy relation expression for each of the boundary time zone (2) and the daytime zone (3) between the morning and morning time zones or the evening time zone (1), and between the morning and evening time zones and the daytime zone.

In addition, the central control device 100 may select one of the derived temperature-energy relational expressions according to the control condition, and select one of the temperature-energy relational expressions based on the selected one of the temperature- The amount of electric energy used in the control region corresponding to the temperature can be detected.

Here, the control condition may include at least one of the air conditioning time by the specific indoor unit and the control temperature.

For example, when the current time belongs to the morning time zone (1), the central control unit 100 calculates the electric energy usage amount for the control zone based on the temperature-energy relation corresponding to the morning time zone (1) can do.

6, the central control unit 100 classifies the information on the amount of electric energy used (or the amount of electric power) into a plurality of groups (1 to 3 in FIG. 6) according to the temperature difference between the ventilation temperature and the supply air temperature, The temperature-engine relation can be derived for each of the plurality of groups.

For example, when the temperature difference between the ventilation temperature and the supply air temperature belongs to the group (1) in FIG. 6, the central control unit 100 calculates a temperature-energy relation corresponding to the The amount of electric energy used can be calculated.

A central control device controlled through an external terminal

Hereinafter, an external terminal connected to the facility control system according to an embodiment (specifically, an external terminal connected to the central control device 100) will be described with reference to FIGS.

The control method of the central control apparatus through the terminal according to the embodiment described below may be implemented as a part or a combination of the configurations or steps included in the above embodiments or a combination of the embodiments, The redundant portion can be omitted for the sake of clarity of the management and control method of the facility through the terminal according to the embodiment.

According to one embodiment, the portable terminal 500 may be connected to the central control device 100 to control the central control device 100.

That is, the user or the facility manager can access the central control unit 100 through the portable terminal 500 and perform an electric energy usage calculation function according to the above-described embodiments.

7 is an exemplary diagram illustrating an external terminal connected to a central control unit according to an embodiment disclosed herein.

Referring to FIG. 7, the central control apparatus 100 according to the modified embodiment disclosed herein may be connected to a terminal (or an external terminal 500) by wire or wirelessly.

According to one embodiment, the control unit 140 (see FIG. 2) of the central control unit 100 may transmit the control screen to the terminal 500. [0051] FIG. For this, the central control unit 100 may be connected to the terminal 500 through the communication unit 150.

In this case, the user can input user input according to the above-described embodiments through the control screen displayed by the terminal 500. [

The terminal 500 may transmit the input user input to the central control unit 100 and display the control screen transmitted or controlled according to the above embodiments again on the screen.

8 is a configuration diagram showing the configuration of a terminal connected to the central control apparatus disclosed in this specification.

FIG. 8 shows a configuration in the case where the terminal 500 according to the embodiments disclosed herein is implemented in the form of a mobile terminal.

The terminal 500 includes a wireless communication unit 510, an audio / video input unit 520, a user input unit 530, a sensing unit 540, an output unit 550, a memory 560, An interface unit 570, and a control unit 580. The components shown in Fig. 9 are not essential, and a terminal having more or fewer components may be implemented.

Hereinafter, the components will be described in order.

The wireless communication unit 510 may enable wireless communication between the terminal 500 and the wireless communication system or between the terminal 500 and the network where the terminal 500 is located or between the terminal 500 and the central control apparatus 100 Lt; RTI ID = 0.0 > and / or < / RTI >

For example, the wireless communication unit 310 may include a broadcast receiving module 511, a mobile communication module 512, a wireless Internet module 513, a short-range communication module 514, and a location information module 515 .

The broadcast receiving module 511 receives broadcast signals and / or broadcast-related information from an external broadcast center through a broadcast channel.

The broadcast channel may include a satellite channel and a terrestrial channel. The broadcast center may be a server for generating and transmitting broadcast signals and / or broadcast-related information, or a server for receiving broadcast signals and / or broadcast-related information generated by the broadcast center and transmitting the generated broadcast signals and / or broadcast- related information. The broadcast signal may include a TV broadcast signal, a radio broadcast signal, a data broadcast signal, and a broadcast signal in which a data broadcast signal is combined with a TV broadcast signal or a radio broadcast signal.

The broadcast-related information may refer to a broadcast channel, a broadcast program, or information related to a broadcast service provider. The broadcast-related information may also be provided through a mobile communication network. In this case, it may be received by the mobile communication module 212.

The broadcast-related information may exist in various forms. For example, an EPG (Electronic Program Guide) of DMB (Digital Multimedia Broadcasting) or an ESG (Electronic Service Guide) of Digital Video Broadcast-Handheld (DVB-H).

For example, the broadcast receiving module 511 may be a Digital Multimedia Broadcasting-Terrestrial (DMB-T), a Digital Multimedia Broadcasting-Satellite (DMB-S), a Media Forward Link Only (DVF-H) And a Digital Broadcasting System (ISDB-T) (Integrated Services Digital Broadcast-Terrestrial). Of course, the broadcast receiving module 211 may be adapted to other broadcasting systems as well as the digital broadcasting system described above.

The broadcast signal and / or broadcast related information received through the broadcast receiving module 511 may be stored in the memory 560.

The mobile communication module 512 transmits and receives a radio signal to at least one of a base station, an external terminal, and a server on a mobile communication network. The wireless signal may include various types of data depending on a voice call signal, a video call signal or a text / multimedia message transmission / reception.

The wireless Internet module 513 is a module for wireless Internet access, and may be built in or externally attached to the terminal 500. WLAN (Wi-Fi), Wibro (Wireless broadband), Wimax (World Interoperability for Microwave Access), HSDPA (High Speed Downlink Packet Access) and the like can be used as wireless Internet technologies.

The short range communication module 514 is a module for short range communication. Bluetooth®, Radio Frequency Identification (RFID), Infrared Data Association (IRDA), Ultra Wideband (UWB), ZigBee®, and the like can be used as short range communication technology. Meanwhile, USB (Universal Serial Bus), IEEE 1394, Thunderbolt (TM), or the like can be used as the near-field communication of the wire.

The wireless Internet module 513 or the short-range communication module 514 may establish a data communication connection with the central control unit 100.

When the wireless Internet module 513 or the local area communication module 514 transmits an audio signal wirelessly through the established data communication, if there is an audio signal to be output, the audio signal is transmitted through the local communication module To the central control unit (100). In addition, through the established data communication, the wireless Internet module 513 or the local area communication module 514 can transmit the information to the central control unit 100 when there is information to be displayed. Alternatively, the wireless Internet module 513 or the short-range communication module 514 may receive an audio signal input through a microphone built in the central control unit 100 through the established data communication. The wireless Internet module 513 or the local area communication module 514 may transmit the identification information of the mobile terminal 500 (for example, a telephone number or a device name in the case of a mobile phone) To the device (100).

The location information module 515 is a module for acquiring the location of the terminal, for example, a Global Position System (GPS) module.

Referring to FIG. 8, an A / V (Audio / Video) input unit 520 is for inputting an audio signal or a video signal, and may include a camera 521 and a microphone 522. The camera 521 processes image frames such as still images or moving images obtained by the image sensor in the video communication mode or the photographing mode. The processed image frame can be displayed on the display unit 551. [

The image frame processed by the camera 521 may be stored in the memory 260 or may be transmitted to the outside via the wireless communication unit 510. [ More than two cameras 521 may be provided depending on the use environment.

The microphone 522 receives an external sound signal by a microphone in a communication mode, a recording mode, a voice recognition mode, or the like, and processes it as electrical voice data. The processed voice data can be converted into a form that can be transmitted to the mobile communication base station through the mobile communication module 512 when the voice data is in the call mode, and output. The microphone 522 may be implemented with various noise reduction algorithms for eliminating noise generated in the process of receiving an external sound signal.

The user input unit 530 generates input data for controlling the operation of the terminal. The user input unit 530 may include a key pad dome switch, a touch pad (static / static), a jog wheel, a jog switch, and the like.

The sensing unit 540 may include a proximity sensor 541, a pressure sensor 542, a motion sensor 543, and the like. The proximity sensor 541 can detect an object approaching the mobile terminal 500 or the presence or absence of an object in the vicinity of the mobile terminal 200 without mechanical contact. The proximity sensor 541 can detect a nearby object by using a change in the alternating magnetic field or a change in the static magnetic field, or a rate of change in capacitance. The proximity sensor 241 may include two or more sensors according to the configuration.

The pressure sensor 542 can detect whether the pressure is applied to the mobile terminal 500, the magnitude of the pressure, and the like. The pressure sensor 542 may be installed at a portion where the pressure of the mobile terminal 500 is required according to the use environment. If the pressure sensor 542 is installed on the display unit 551, a touch input through the display unit 551 and a pressure larger than the touch input may be generated according to a signal output from the pressure sensor 542 To identify the applied pressure touch input. In addition, the magnitude of the pressure applied to the display unit 551 when the pressure touch is input can be determined according to the signal output from the pressure sensor 542. [

The motion sensor 543 senses the position and movement of the mobile terminal 500 using an acceleration sensor, a gyro sensor, or the like. An acceleration sensor that can be used for the motion sensor 543 is an element that converts an acceleration change in one direction into an electric signal. Acceleration sensors are usually constructed by mounting two or three axes in one package. Depending on the usage environment, only one axis of Z axis is required. Therefore, when the acceleration sensor in the X-axis direction or the Y-axis direction is used instead of the Z-axis direction for some reason, the acceleration sensor may be mounted on the main substrate by using a separate piece substrate. In addition, the gyro sensor is a sensor for measuring the angular velocity of the mobile terminal 500, which is rotating, and can sense a rotated angle with respect to each reference direction. For example, the gyro sensor may sense azimuth, pitch and roll angles based on axes in three directions.

The output unit 550 is for generating an output relating to a visual, auditory or tactile sense and includes a display unit 551, an acoustic output module 552, an alarm unit 553, and a haptic module 554 .

The display unit 551 displays (outputs) the information processed by the terminal 500. [ For example, when the terminal is in the call mode, a UI (User Interface) or a GUI (Graphic User Interface) associated with a call is displayed. When the terminal 200 is in the video communication mode or the photographing mode, the photographed and / or received image, UI, or GUI is displayed.

The display unit 551 may be a liquid crystal display (LCD), a thin film transistor-liquid crystal display (TFT LCD), an organic light-emitting diode (OLED), a flexible display display, and a 3D display.

Some of these displays may be transparent or light transmissive so that they can be seen through. This can be referred to as a transparent display, and a typical example of the transparent display is TOLED (Transparent OLED) and the like. The rear structure of the display unit 251 may also be of a light transmission type. With this structure, the user can see an object located behind the terminal body through the area occupied by the display portion 551 of the terminal body.

There may be two or more display units 551 according to the embodiment of the terminal 500. For example, in the terminal 500, a plurality of display portions may be spaced apart from one another or may be disposed integrally with each other, or may be disposed on different surfaces.

(Hereinafter, referred to as a 'touch screen') in which a display unit 551 and a sensor for sensing a touch operation (hereinafter, referred to as 'touch sensor') have a mutual layer structure It can also be used as an input device. The touch sensor may have the form of, for example, a touch film, a touch sheet, a touch pad, or the like.

The touch sensor may be configured to convert a change in a pressure applied to a specific portion of the display portion 551 or a capacitance generated in a specific portion of the display portion 551 into an electrical input signal. The touch sensor can be configured to detect not only the position and area to be touched but also the pressure at the time of touch.

If there is a touch input to the touch sensor, the corresponding signal (s) is sent to the touch controller. The touch controller processes the signal (s) and transmits the corresponding data to the control unit 280. Thus, the control unit 580 can know which area of the display unit 251 is touched or the like.

A proximity sensor 541 may be disposed in an inner region of the terminal to be wrapped by the touch screen or in the vicinity of the touch screen. The proximity sensor refers to a sensor that detects the presence or absence of an object approaching a predetermined detection surface or a nearby object without mechanical contact using the force of an electromagnetic field or infrared rays. The proximity sensor has a longer life span than the contact sensor and its utilization is also high.

Examples of the proximity sensor include a transmission type photoelectric sensor, a direct reflection type photoelectric sensor, a mirror reflection type photoelectric sensor, a high frequency oscillation type proximity sensor, a capacitive proximity sensor, a magnetic proximity sensor, and an infrared proximity sensor. And to detect the proximity of the pointer by the change of the electric field along the proximity of the pointer when the touch screen is electrostatic. In this case, the touch screen (touch sensor) may be classified as a proximity sensor.

Hereinafter, for convenience of explanation, the act of recognizing that the pointer is positioned on the touch screen while the pointer is not in contact with the touch screen is referred to as "proximity touch & The act of actually touching the pointer on the screen is called "contact touch. &Quot; The position where the pointer is proximately touched on the touch screen means a position where the pointer is vertically corresponding to the touch screen when the pointer is touched.

The proximity sensor detects a proximity touch and a proximity touch pattern (e.g., a proximity touch distance, a proximity touch direction, a proximity touch speed, a proximity touch time, a proximity touch position, a proximity touch movement state, and the like). Information corresponding to the detected proximity touch operation and the proximity touch pattern may be output on the touch screen.

The audio output module 552 may output audio data received from the wireless communication unit 210 or stored in the memory 260 in a call signal reception mode, a call mode or a recording mode, a voice recognition mode, a broadcast reception mode, The sound output module 252 also outputs sound signals related to functions (e.g., call signal reception sound, message reception sound, etc.) performed in the terminal 200. [ The sound output module 252 may include a receiver, a speaker, a buzzer, and the like.

The alarm unit 553 outputs a signal for notifying the terminal 500 of the occurrence of an event. Examples of events that occur in the terminal include call signal reception, message reception, key signal input, touch input, and the like. The alarm unit 553 may output a signal for informing occurrence of an event in a form other than a video signal or an audio signal, for example, vibration. The video signal or the audio signal may also be output through the display unit 551 or the audio output module 552 so that they may be classified as a part of the alarm unit 253. [

The haptic module 554 generates various tactile effects that the user can feel. A typical example of the haptic effect generated by the haptic module 554 is vibration. The intensity and the pattern of the vibration generated by the hit module 554 are controllable. For example, different vibrations may be synthesized and output or sequentially output.

In addition to the vibration, the haptic module 554 may be arranged in a variety of forms such as a pin arrangement vertically moving with respect to the contact skin surface, a spraying force or suction force of the air through the injection port or the suction port, a touch on the skin surface, And various tactile effects such as an effect of reproducing a cold sensation using an endothermic or exothermic element can be generated.

The haptic module 554 can be implemented not only to transmit tactile effect through direct contact, but also to allow a user to feel a tactile effect through the muscular sensation of a finger or an arm. More than one haptic module 554 may be provided according to the configuration of the terminal 500.

The memory 560 may store a program for the operation of the controller 580 and temporarily store input / output data (e.g., a phone book, a message, a still image, a moving picture, etc.). The memory 560 may store data related to vibration and sound of various patterns output upon touch input on the touch screen.

In some embodiments, the memory 560 may include an operating system (not shown), a module that performs the function of the wireless communication unit 510, a module that operates in conjunction with the user input unit 530, an A / V input unit 520, And a module that operates in conjunction with the output unit 550. The software components may be stored in a memory. The operating system (e.g., LINUX, UNIX, OS X, WINDOWS, Chrome, Symbian, iOS, Android, VxWorks or other embedded operating systems) provides various software for controlling system tasks such as memory management, power management, Components and / or drivers.

In addition, the memory 560 may store a program (e.g., a control program) associated with control or management of the facility. The program may be executed by the control unit 580. [

In addition, the memory 560 may store an application related to facility control or management downloaded from an application providing server (e.g., an application store).

The memory 560 may be a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (e.g., SD or xD memory), a RAM (Random Access Memory), SRAM (Static Random Access Memory), ROM (Read Only Memory), EEPROM (Electrically Erasable Programmable Read-Only Memory), PROM A disk, and / or an optical disk. The terminal 500 may operate in association with a web storage that performs the storage function of the memory 560 on the Internet.

The interface unit 570 serves as a path to all the external devices connected to the terminal 200. The interface unit 570 receives data from an external device or supplies power to each component in the terminal 500 or transmits data in the terminal 500 to an external device. For example, a wired / wireless headset port, an external charger port, a wired / wireless data port, a memory card port, a port for connecting a device having an identification module, an audio I / O port, A video input / output (I / O) port, an earphone port, and the like may be included in the interface unit 570.

The identification module is a chip for storing various information for authenticating the usage right of the terminal 500 and includes a user identification module (UIM), a subscriber identity module (SIM), a universal user authentication module A Subscriber Identity Module (USIM), and the like. Devices with identification modules (hereinafter referred to as "identification devices") can be manufactured in a smart card format. Accordingly, the identification device can be connected to the terminal 500 through the port.

When the terminal 500 is connected to an external cradle, the interface unit may be a path through which the power from the cradle is supplied to the terminal 500, or various command signals input from the cradle by the user are transmitted to the terminal . The various command signals input from the cradle or the power source may be operated as a signal for recognizing that the terminal is correctly mounted on the cradle.

The controller 280 typically controls the overall operation of the terminal. For example, voice communication, data communication, video communication, and the like. The control unit 580 may include a multimedia module 581 for multimedia playback. The multimedia module 581 may be implemented in the control unit 580 or separately from the control unit 580.

The control unit 580 may perform a pattern recognition process to recognize a handwriting input or a drawing input performed on the touch screen as characters and images, respectively.

The power supply unit 590 receives an external power supply and / or an internal power supply under the control of the controller 580 and supplies power necessary for operation of the respective components.

The power supply unit 590 includes a battery 599 that supplies power to each component of the terminal 500 and may include a charging unit 598 for wired or wirelessly charging the battery 599.

Although the present invention discloses a mobile terminal connected to the central control apparatus 100 as an example, the configuration according to the embodiment described herein may be applied to a fixed terminal such as a digital TV, a desktop computer, It will be readily apparent to those skilled in the art that the present invention may be applied to a terminal.

Also, the facility control system according to an embodiment disclosed herein may include at least one facility, a facilities control device connected to the at least one facility by wire or wirelessly, and a central control device for controlling the at least one facility through the facility control device The central control unit may be a portable terminal connected to a portable terminal through wired / wireless communication and remotely controlled, wherein the portable terminal is the portable terminal according to the above-described embodiments.

The method for detecting the amount of electric energy used according to the embodiment disclosed herein

The method for calculating the amount of electric energy used in the present invention includes a plurality of indoor units for performing air conditioning and one or more outdoor units connected to the indoor units to drive the indoor units, The method comprising the steps of: obtaining air supply temperature information and ventilation temperature information for a control region to be air-conditioned by the specific indoor unit from a control point corresponding to a specific indoor unit among the plurality of indoor units Detecting a control temperature, which is a temperature difference between the ventilation temperature and the supply air temperature, based on the obtained supply air temperature information and the ventilation temperature information, and calculating an electric energy usage amount of the control region corresponding to the control temperature based on a temperature- Wherein the temperature-energy relationship , It can be calculated on the basis of the information on the machine side of the supply air temperature, air temperature, and electric energy usage for the control region.

According to one embodiment, the temperature-energy relation may be an electric energy usage amount for the control area = the air supply air volume * the specific heat * the control temperature * the air conditioning time for performing the air conditioning by the specific indoor unit.

According to one embodiment, the temperature-energy relation is a plurality, and the central control unit selects one of the plurality of temperature-energy relations according to the control condition, And the amount of electric energy used in the control region corresponding to the control temperature may be detected based on the temperature-energy relation of the control temperature.

According to an embodiment, the control condition may include at least one of the air conditioning time by the specific indoor unit and the control temperature.

According to an embodiment of the present invention, there is also provided a method of calculating an amount of electrical energy used for a vehicle, the method comprising: classifying information on the machine-side supply air temperature, the ventilation temperature, And deriving the plurality of temperature-energy relations by calculating a temperature-energy relation for the plurality of temperature-energy relations.

According to an embodiment, the classification standard may include at least one of an air conditioning time during which air conditioning is performed by the specific indoor unit, and a temperature difference between the ventilation temperature and the air supply temperature.

9 is a diagram illustrating an example of a method for calculating the amount of electric energy used according to the embodiment disclosed herein.

Referring to FIG. 9, the method for calculating the amount of electric energy used according to the embodiment disclosed herein may include the following steps.

First, the air supply temperature information and the ventilation temperature information for the control area to be air-conditioned by the specific indoor unit can be obtained from the control point corresponding to the specific indoor unit among the plurality of indoor units (S110).

Next, the control temperature, which is a temperature difference between the ventilation temperature and the supply air temperature, may be detected based on the obtained supply air temperature information and the ventilation temperature information (S120).

Next, the amount of electric energy used in the control region corresponding to the control temperature can be detected based on the temperature-energy relation (S130).

Here, the temperature-energy relation may be calculated on the basis of the information on the machine-side supply air temperature, the ventilation temperature, and the electric energy usage for the control area.

According to the central control device and the facility control system for controlling the facility according to the embodiment disclosed herein, unlike the conventional method using the complex heat transfer equation, the machine-side supply air temperature, the ventilation temperature, and the electric energy Calculating a temperature-energy relation based on information on the usage amount, detecting a control temperature which is a temperature difference between a ventilation temperature and an air supply temperature for the control region, and applying the detected control temperature to the temperature- There is an advantage that the amount of electric energy used can be calculated efficiently and accurately by detecting the amount of electric energy used for the area.

That is, since the correlation is derived by using the measurement data (for example, the supply air temperature and the ventilation temperature of the machine side) and is calculated through the calculation, it can be considerably reduced in terms of time and effort. In addition, since the measurement points are small, it can help in maintaining the accuracy of input variables.

The scope of the present invention is not limited to the embodiments disclosed herein, and the present invention can be modified, changed, or improved in various forms within the scope of the present invention and the claims.

100: central control device 110: input
120: display unit 130:
140: control unit 150:
200: facility control device 500: external terminal

Claims (21)

A central control device for controlling an air conditioner having a plurality of indoor units for performing air conditioning and at least one outdoor unit connected to the indoor units for driving the indoor units,
A temperature information obtaining unit for obtaining supply air temperature information and ventilation temperature information for a control region to be air-conditioned by the specific indoor unit from a control point corresponding to a specific indoor unit among the plurality of indoor units; And
A control temperature which is a temperature difference between the ventilation temperature and the supply air temperature based on the obtained supply air temperature information and the ventilation temperature information,
And a controller for detecting an amount of electric energy used in the control region corresponding to the control temperature based on the temperature-energy relation,
Wherein,
Wherein the temperature-energy relation is calculated on the basis of information on the supply air temperature, the ventilation temperature, and the amount of electric energy used for the control region. 2. The apparatus according to claim 1,
Is a region corresponding to at least one layer included in a building or a building to be controlled. The apparatus of claim 1,
And calculates the temperature-energy relational expression based on the supply air volume corresponding to the specific indoor unit and the specific heat corresponding to the control region. 4. The method of claim 3, wherein the temperature-
Wherein the control unit is configured to control the air conditioning unit so that the air conditioning unit performs the air conditioning by the specific indoor unit. 2. The method of claim 1, wherein the temperature-
Plural,
Wherein,
Selecting a temperature-energy relation of any one of the plurality of temperature-energy relations according to a control condition,
Wherein the control unit detects the amount of electric energy used in the control region corresponding to the control temperature based on the selected temperature-energy relation. 6. The method according to claim 5,
The air conditioning time by the specific indoor unit and the control temperature. 6. The apparatus of claim 5,
The information on the machine-side supply air temperature, the ventilation temperature, and the electric energy consumption amount is classified into a plurality of groups based on the classification standard,
And a temperature-energy relationship is calculated for each of the plurality of grouped groups to derive the plurality of temperature-energy relations. 8. The method according to claim 7,
The air conditioning time at which air conditioning is performed by the specific indoor unit, and the temperature difference between the ventilation temperature and the air supply temperature. An air conditioner having a plurality of indoor units for performing air conditioning and at least one outdoor unit connected to the indoor units to drive the indoor units; And
Obtaining air supply temperature information and ventilation temperature information for a control region in which air conditioning is performed by the specific indoor unit from a control point corresponding to a specific indoor unit among the plurality of indoor units,
A control temperature which is a temperature difference between the ventilation temperature and the supply air temperature based on the obtained supply air temperature information and the ventilation temperature information,
And a central control unit for detecting an amount of electric energy used in the control region corresponding to the control temperature based on a temperature-energy relation,
The central control device includes:
Wherein the temperature-energy relation is calculated on the basis of the information on the supply air temperature, the ventilation temperature, and the amount of electric energy used for the control region. 2. The control apparatus according to claim 1,
Wherein the temperature-energy relation is calculated on the basis of the supply air volume corresponding to the specific indoor unit and the specific heat corresponding to the control area. 11. The method of claim 10, wherein the temperature-
The amount of electric energy used for the control region = the air supply air volume * the specific heat * the control temperature * the air conditioning time during which the air conditioning by the specific indoor unit is performed. 2. The method of claim 1, wherein the temperature-
Plural,
The central control device includes:
Selecting a temperature-energy relation of any one of the plurality of temperature-energy relations according to a control condition,
And detects an amount of electric energy used in the control region corresponding to the control temperature based on any one of the selected temperature-energy relational expressions. 13. The method according to claim 12,
The air conditioning time by the specific indoor unit and the control temperature. 13. The control system according to claim 12,
The information on the machine-side supply air temperature, the ventilation temperature, and the electric energy consumption amount is classified into a plurality of groups based on the classification standard,
And a temperature-energy relationship is calculated for each of the plurality of grouped groups to derive the plurality of temperature-energy relations. 14. The method according to claim 13,
The air conditioning time at which air conditioning by the specific indoor unit is performed, and the temperature difference between the ventilation temperature and the supply air temperature. A method of calculating an amount of electrical energy used by a central control unit for controlling an air conditioner having a plurality of indoor units for performing air conditioning and at least one outdoor unit connected to the indoor units to drive the indoor units,
Obtaining air supply temperature information and ventilation temperature information for a control region to be air-conditioned by the specific indoor unit from a control point corresponding to a specific indoor unit among the plurality of indoor units;
Detecting a control temperature which is a temperature difference between the ventilation temperature and the supply air temperature based on the obtained supply air temperature information and the ventilation temperature information; And
Detecting an electric energy usage amount of the control region corresponding to the control temperature based on a temperature-energy relation,
The temperature-
Wherein the calculation is performed on the basis of the information on the supply air temperature, the ventilation temperature, and the electric energy consumption of the control area. 17. The method of claim 16, wherein the temperature-
Wherein the electric energy usage amount for the control area is the air supply air volume, the specific heat, the control temperature, and the air conditioning time during which air conditioning by the specific indoor unit is performed. 17. The method of claim 16, wherein the temperature-
Plural,
The central control device includes:
Selecting a temperature-energy relation of any one of the plurality of temperature-energy relations according to a control condition,
And the amount of electric energy used in the control region corresponding to the control temperature is detected based on any one of the selected temperature-energy relational expressions. 19. The method according to claim 18,
The air conditioning time by the specific indoor unit and the control temperature. 19. The method of claim 18,
Classifying the information on the machine-side supply air temperature, the ventilation temperature, and the electrical energy usage amount into a plurality of groups based on the classification standard; And
Calculating a temperature-energy relation for each of the plurality of grouped groups to derive the plurality of temperature-energy relational expressions. 21. The method of claim 20,
And a temperature difference between the ventilation temperature and the supply air temperature, wherein the air conditioning time and the air supply temperature are performed by the specific indoor unit.

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