KR20200090273A - Building automation system using public warning - Google Patents

Abstract

The present invention provides a building automatic control system controlling the BAS, BEMS, FMS, and SI in accordance with a disaster preparedness situation, which comprises: a central control server receiving earthquake, air pollution, heavy rain, heavy snow, or heatwave information from government public data through a network, receiving emergency disaster text messages to extract disaster information, learning the information using the hypothesis of machine learning to extract an approximate value of the disaster type, the disaster degree, and disaster location information, determining the disaster degree by operating a distance between the disaster position and the building position, and determining a control command in accordance with the disaster degree; a DDC connected with the central control server to be communicable and applying a control signal to the control devices connected in accordance with the control device; and a sub-control device connected to each of a plurality of electric devices installed in the building and maintaining a function of the building and controlling the plurality of electric devices.

Description

BUILDING AUTOMATION SYSTEM USING PUBLIC WARNING to control FAS, FEMS, FMS, and SI according to disaster preparedness

The present invention relates to a building automatic control system that can control BAS, BEMS, FMS, and SI according to a disaster preparedness situation by receiving data from a government safety text server and classifying disaster situations with artificial intelligence.

In general, in medium and large buildings such as business buildings, public institution buildings, apartments, etc., building facilities such as air conditioners, boilers, pumps, etc. to maintain the temperature suitable for indoor use by controlling the temperature, humidity, and cleanliness of the indoor air. Is built.

Building automation control systems of BACnet (Building Automation and Control Networks), including direct digital controllers (hereinafter referred to as'digital controllers') for controlling such building equipment, are being built in buildings.

The building automatic control system includes functions to control facilities such as air conditioners, cold and hot water heaters, heat exchangers, heating boilers and hot water boilers, underground water storage tanks, various water supply and exhaust fans, and drain pumps. Depending on the emergency situation, it may also include a function of transmitting a signal to the manager, the 119 fire departments. That is, when a fire, explosion, or other abnormal situation occurs in a building's facilities, the automatic control system notifies the building operator through an alarm, and the building operator recognizes and reacts to the situation through an alarm to perform an immediate action to cause an accident. Can be prevented.

On the other hand, public warning systems (PWS; PUBLIC WARNING SYSTEM) are being operated in each country to provide timely, accurate alerts, warnings and information about disasters and other emergencies. The PWS system includes Korean Public Alert System (KPAS), European Warning System (EU-ALERT), Commercial Mobile Alert System (CMAS), and Frameworks for regional emergency services such as Earthquake and Tsunami Warning System (ETWS) may be included.

Republic of Korea Registered Patent No. 10-1902888 Republic of Korea Patent No. 10-2018-0057659 Republic of Korea Registered Patent No. 10-1767343

The present invention has been proposed to solve the above problems, and uses an alarm of a public alarm system such as a framework for a national organization, a local government, or a local emergency service in a building automatic control system, but is more accurate and faster. The aim is to provide an automatic building control system that controls BAS, BEMS, FMS, and SI capable of disaster preparedness in accordance with disaster preparedness.

The present invention for achieving the above object,

Earthquake, air pollution, heavy rain, heavy snow, or heatwave information is received from the government's public data through the network, emergency disaster text is received, and disaster information is extracted, but the information is learned using Hypothesis of Machine Learning to learn about the type of disaster, A central control server that extracts an approximate value of the disaster degree and the disaster location information, calculates a distance between the disaster location and the building location, determines the disaster degree, and determines a control command according to the disaster degree;

A DDC that is communicatively connected to the central control server and applies a control signal to control devices connected according to the control command; And

Automatic building control that controls BAS, BEMS, FMS, and SI according to a disaster preparedness situation, including sub-control devices that are installed in the building and connected to a plurality of electrical devices that maintain the function of the building, respectively, to control the plurality of electrical devices. Provide a system.

The sub control device includes an earthquake control unit, and the earthquake control unit controls the exhaust fan of the air conditioner, the circulation pump off control, the gas valve off control, the toxic valve off control, the emergency lighting on control, the control of securing the water tank level against the fire, and the signal of fire fighting equipment. It is characterized in that it performs transmission and various device off control.

The sub-control unit includes an air control unit, and the air control unit is characterized by using a public alarm to perform air conditioner damper control and air curtain on control according to the degree of air pollution.

The sub-control unit includes a heavy rain control unit, the heavy rain control unit is characterized in that for performing a forced control of the drainage pump, storm water level and valve forced operation check control, automatic circuit breaker control in the flooded area, and whether the flood sensor is activated.

The sub-control unit includes a heavy snow control unit, and the heavy snow control unit is characterized in that it checks the state of the heating equipment according to the heavy snow information, air conditioner damper control, air conditioner freeze heater control, and road automatic snow removal spray control.

Further comprising a tilt detection sensor for applying the tilt detection information to the DDC, the tilt detection sensor is installed in a facility or piping of a set size and volume or more to apply the tilt detection information to the DDC, and the DDC is the facility or piping It is characterized in that it outputs an alarm when the danger of falling is detected.

The building automatic control system that controls BAS, BEMS, FMS, and SI according to an embodiment of the present invention as described above according to the disaster preparedness situation, parses disaster information from government public data, and performs automatic building control according to the disaster information. By receiving disaster texts and extracting disaster information through machine learning, automatic building control is performed according to the degree of disaster to increase safety and improve accuracy in building control.

1 is a block diagram showing the configuration of a building automatic control system that controls BAS, BEMS, FMS, and SI according to an emergency preparedness situation according to an embodiment of the present invention.
2 is a schematic diagram showing an example of an implementation of a building automatic control system that controls BAS, BEMS, FMS, and SI according to a disaster preparedness situation.
3 is a diagram illustrating an example of receiving earthquake information data among government public data.
4 is a diagram illustrating an example of receiving disaster text information data among government public data.
5 is a view showing an example of receiving air pollution data among the government public data.
6 is a view showing a screen of the earthquake information processing process.
7 and 8 are views showing a control example of the air control unit when the fine dust monitoring program is driven.
9 and 10 are views showing an example of control of a heavy rain control unit in case of heavy rain.
11 and 12 are views illustrating a control example of a heavy snow control unit in preparation for heavy snowfall.

The technical problems achieved by the present invention and the practice of the present invention will be clarified by the preferred embodiments described below. Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Building automatic control system that controls BAS, BEMS, FMS, and SI according to an embodiment of the present invention in accordance with a disaster preparedness situation is to receive disaster text information of a public alert and extract disaster information from the disaster text to use in building control It is characterized by.

BAS (Building Automation System) refers to a system that controls management functions such as heating and cooling, lighting, and crime prevention of large buildings with a dedicated computer installed in the control room, and BEMS (Building Energy Management System) controls the building's energy use status and facility operation history. It refers to a system that implements energy saving by analyzing and providing optimal driving information for facilities and building energy-related operating equipment, and establishing optimal management power. In the present invention, the BEMS is received by receiving disaster text information of a public alarm and using it. It can be implemented. FMS (Facility Management System) refers to a facility management system for systematically managing and operating servers, networks, and computing equipment.

1 is a block diagram showing the configuration of an automatic building control system according to an embodiment of the present invention, and FIG. 2 is an embodiment of implementing the same. As shown, a building automatic control system using a public alarm according to an embodiment of the present invention includes a central control server 110, a DDC 210, a sensor unit 220, and a sub control device 300.

The central control server 110 performs seismic information 121, air pollution information through a network such as Ethernet during FMS (Facility Management System), BEMS (Building Energy Management System), SI (System Integation) and integrated automatic control functions. 122) receives weather information and disaster text, collects and learns disaster information, and transmits a control command set according to the information to the sub-controller 300. In other words, the central control server 110 requests public data from the public data portal (DATA.GO.KR), the Korea Meteorological Administration, and the Environment Agency to PARSING XML data to receive earthquake, air pollution, heavy rain, heavy snowfall, or heatwave information. It is used for automatic control of buildings. In addition, the Ministry of Public Administration and Security receives the emergency disaster text 123 of each local government and extracts the disaster information from the text information for use in automatic building control. The central control server 110 extracts the disaster information set from the received information using Deep Learning of Machinie Learning using Tensorflow and Python. In particular, in the case of disaster text, there is no emergency disaster text API of the Ministry of Public Administration and Security and each local government.

Disaster texts can be sent through public alarm systems. The public alarm system is a system that promptly informs users of disasters, disasters, and other emergencies using a mobile communication system. 3GPP defines detailed technologies as the world's common public safety service. Emergency alarm commands such as earthquake or tsunami issued by each country's central disaster safety center, such as emergency disaster alerts, missing child notifications, or other national emergencies are promptly notified to users through mobile communication systems.

In Korea, there is an emergency text message, which is an emergency text message sent to a mobile phone through a mobile communication company for quick evacuation in case of a disaster. The Korean National Fire Service (Ministry of Public Administration and Security) decides whether or not to transmit, and then transmits it. CBS (Cell Broadcasting Service) system sends a message to a mobile phone connected to a base station. As a result, a customized alarm can be displayed selectively in the disaster area. As a transmission, short texts including disaster notifications and areas of occurrence are sent, and simple national action tips are also included. Typhoons, hurricanes, floods, heavy snowfalls, heat waves, fires, earthquakes, tsunamis, volcanic eruptions, wars, and other disasters and civil defense training are sent to mobile phones. Fine dust has been added since 2017.

DDC (Direct Digital Controller) 210 receives the control command according to the disaster information from the central control server 110 transmits the control signals of the control devices to the connected sub-control device 300 according to the control command. The DDC 210 may be configured as a dual system so that control rights can be changed in the event of a communication line problem due to a disaster. DDC (Direct Digital Controller) 210 may be connected to a plurality of sub-controllers (300). The plurality of sub-control devices 300 may be devices that are installed in a building and connected to a plurality of electrical devices that maintain the function of the building, respectively, to control the plurality of electrical devices. At this time, the electric device may include, for example, an air conditioner, a cooler, a heater, a fire fighting device, a speaker, and the like. At this time, the sub control device 300 may acquire various information from the electrical device to control the operation of the electrical device connected to it. The DDC 210 is a device that controls the plurality of sub-controllers 300, and may include a plurality of control boards configured to communicate with each of the plurality of sub-controllers 300. At this time, each of the plurality of control boards may be configured to perform the same function. A sensor unit 220 including an earthquake detection sensor, a vibration detection sensor, and a fine detection sensor may be connected to the DDC 110. The DDC 110 may extract disaster information from a signal applied from the sensor unit 220.

The plurality of sub-control devices 300 may include an earthquake control unit 310, an air control unit 320, a heavy rain control unit 330, and a heavy snow control unit 340. The earthquake control unit 310 controls the exhaust fan of the air conditioner, the circulation pump off control, the gas valve off control, the toxic valve off control, the emergency lighting on control, and the water tank level in preparation for fire according to the earthquake risk determined by the central control server 110 It can perform control, signal transmission of firefighting equipment, control off various devices, and transmit an alarm in case of an earthquake secondary damage. The air control unit 320 may perform air conditioner damper control and air curtain on control according to the degree of air pollution. The heavy rain control unit 330 may perform forced control of the drainage pump, forced water level and valve operation check control, automatic circuit breaker control in the flooded area, and control whether the flood sensor is activated. The heavy snow control unit 340 may check the condition of the hot wire equipment, control the air conditioner damper, control the air conditioner freeze heater, and control the spraying of the automatic snow removal agent according to the heavy snow information.

3 to 4 are diagrams showing an example of receiving government public data. 3 is a diagram illustrating an example of receiving earthquake information data among government public data. Extracted location information of epicenter location, seismic intensity, and Korea Meteorological Administration from received data. 4 is a diagram illustrating an example of receiving disaster text information data among government public data. Disaster character information is extracted according to each local government and government department, so the message content is not organized and there is no AIP. Therefore, necessary information is extracted through machine learning and judged as the best approximation. 5 is a view showing an example of receiving air pollution data among the government public data. It collects data based on government API and extracts the station name location.

6 is a view showing a screen of the earthquake control process by the central control server 110. It extracts information such as the location of the epicenter, the magnitude, and the announcement time from the earthquake information inquiry service and disaster texts of the Meteorological Agency, which is public data of the government. Disaster character data is machine-learned to determine the data as the optimal value. In other words, using Tensorflow and Python, using Deep Learning of ML (Machine Learning) and learning the given data using Hypothesis of Machine Learning to judge the earthquake, the epicenter and building location using latitude/longitude (Google API) The distance is calculated to determine the extent of the damage.

The DDC can transmit earthquake detection sensors and earthquake warnings from government-public data to administrators in real time. Simultaneous transmission of earthquake information to the administrator and signal to a specific DDC-DICARD contact set in the seismic detection program stops gas valves, auto-controlled air conditioners and refrigerators by DDC -LOGIC. Gas valve and toxic valve forced shut-off control. All emergency lights are turned on and an emergency broadcast is transmitted. After the earthquake, the water tank water level valve is forcibly operated in preparation for fire, so that the level is maintained at the maximum level. The heating circulation pump and unnecessary equipment are STOP controlled, and the air conditioner exhaust fan is controlled to be forced to start. For firefighting equipment, a stand by signal is transmitted.

On the other hand, the DDC can prevent secondary damage of the earthquake by using information of a vibration detection sensor such as a tilt detection sensor. To prevent secondary damages caused by earthquakes, automatic control of buildings using tilt detection sensors is installed on heavy equipment or piping located on the ceiling of buildings, especially in areas where school entrances and auditoriums are crowded. In case of a fall, the DDC (Direct Digital Controller) outputs an alarm to provide a drop hazard warning to the speaker installed in the area, so that if there is a person underneath, it can evacuate the damage caused by the falling object. In addition, it is possible to check in real time on the central control system the inclination status of the devices installed with the tilt sensor by connecting to the DDC by communication.

7 and 8 are views showing a control example of the air control unit when the fine dust monitoring program is driven. The central control server 110 is a program that uses the government's public data (Meteorological Agency_Earthquake Information Inquiry Service) and receives the sulfur dioxide concentration, ozone concentration, carbon dioxide concentration, nitrogen dioxide concentration, and fine dust concentration as XML data. It receives and determines the degree of air pollution, and sends a control command according to the degree of air pollution to the DDC. The air conditioner and AIR CURTAIN are controlled by DDC -LOGIC by giving SIGNAL to the specific DDC-DICARD contact point set in the fine dust monitoring program. That is, the air conditioner outside and the exhaust DAMPER connected to the sub-controller 300 are closed, and the mixed DAMPER is opened to block external air. In addition, by operating the air curtain installed at the entrance of the building, it blocks air from entering the interior. When the external air pollution concentration becomes low again, the exhaust DAMPER is opened to exhaust the internal air, and the external air DAMPER is controlled by the administrator setting.

9 and 10 are views showing an example of control of a heavy rain control unit in case of heavy rain. The central control server 110 analyzes the government disaster character of the public data portal (DATA.GO.KR) as a program and sends a SIGNAL against heavy rain to the DDC to perform forced inspection or preliminary operation of the building facilities. The DDC sends a control signal to the heavy rain control unit to forcibly operate the underground drainage pumps installed in the building to discharge the water currently in the drain to the outside, the rainwater valve is forcibly checked, and the level of the rainwater tank is maintained at 50%. Discard it. The installed immersion sensor in each room is forcibly given a SIGNAL to check whether it is operating. Be aware of safety by operating a local short circuit in a flooded area.

11 and 12 are views illustrating a control example of a heavy snow control unit in preparation for heavy snowfall. Central control server (110) Public data portal (DATA.GO.KR) Analyzes government disaster characters with a program and sends a signal to the DDC to prepare for heavy snowfalls to perform a forced check or preliminary operation. The DDC checks the condition of all hot wires installed in the building. That is, check the operation status and check whether there is a malfunction. Check the STATUS of the freezer heater installed in the air conditioner, and close the outside air damper and exhaust damper to prepare for the freeze. In addition, it automatically operates spraying of snow removal agents on roads around buildings.

On the other hand, in order to prevent the heat wave, the central control server 110 analyzes the government disaster character of the public data portal (DATA.GO.KR) as a program and sends a signal to the DDC to prepare for the heat wave, forcing inspection or preliminary operation of the building facilities. The DDC is controlled to perform outdoor automatic spray sprinkling, landscape water sprinkling, and external fountain operation.

The building automatic control system using the public alarm according to the embodiment of the present invention as described above parses the disaster information from the government public data to perform automatic building control according to the disaster information, and receives the disaster text to receive disaster information through machine learning It extracts and performs automatic building control according to the degree of disaster to increase safety and improve accuracy in building control.

Claims (6)

In the building automatic control system,
Earthquake, air pollution, heavy rain, heavy snowfall, or heatwave information is received from the government's public data through the network, and emergency disaster text is received to extract disaster information, but the information is learned using Hypothesis of Machine Learning to learn about the type of disaster, A central control server that extracts an approximate value of the disaster degree and the disaster location information, calculates a distance between the disaster location and the building location, determines the disaster degree, and determines a control command according to the disaster degree;
A DDC that is communicatively connected to the central control server and applies a control signal to control devices connected according to the control command; And
Automatic building control that controls BAS, BEMS, FMS, and SI according to a disaster preparedness situation, including sub-control devices that are installed in the building and connected to a plurality of electrical devices that maintain the function of the building, respectively, to control the plurality of electrical devices. system. According to claim 1,
The sub control device includes an earthquake control unit, and the earthquake control unit controls the exhaust fan of the air conditioner, the circulation pump off control, the gas valve off control, the toxic valve off control, the emergency lighting on control, the control of securing the water tank level against fire, and the signal of fire fighting equipment. Building automatic control system that controls BAS, BEMS, FMS, and SI that perform transmission and off-device control according to disaster preparedness. According to claim 1,
The sub-control unit includes an air control unit, and the air control unit is a building automation control system that controls BAS, BEMS, FMS, and SI to perform air conditioner damper control and air curtain on control according to the degree of air pollution in accordance with a disaster preparedness situation. . According to claim 1,
The sub-control unit includes a heavy rain control unit, the heavy rain control unit BAS, BEMS, FMS, which performs the forced control of the drainage pump, the forced water level and valve operation check control, the automatic circuit breaker control in the flooded area, and the control of whether the flooded sensor is activated. Building automatic control system that controls SI according to disaster preparedness. According to claim 1,
The sub-control unit includes a snowfall control unit, and the snowfall control unit performs BAS, BEMS, FMS, and SI that performs the condition of heating equipment according to snowfall information, air conditioner damper control, air conditioner freeze heater control, and road automatic snow removal spray control. Building automatic control system that controls according to the disaster preparedness situation. According to claim 1,
It further includes a tilt detection sensor that applies tilt detection information to the DDC, and the tilt detection sensor is installed in a facility or pipe having a set size and volume or higher to apply tilt detection information to the DDC, and the DDC is the facility or pipe. Building automatic control system that controls BAS, BEMS, FMS, and SI, which output an alarm when the risk of falling in the event of a disaster, in response to a disaster.

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