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WO2022014773A1 - Système et procédé de surveillance d'environnement d'intérieur - Google Patents

Système et procédé de surveillance d'environnement d'intérieur Download PDF

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Publication number
WO2022014773A1
WO2022014773A1 PCT/KR2020/011865 KR2020011865W WO2022014773A1 WO 2022014773 A1 WO2022014773 A1 WO 2022014773A1 KR 2020011865 W KR2020011865 W KR 2020011865W WO 2022014773 A1 WO2022014773 A1 WO 2022014773A1
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WO
WIPO (PCT)
Prior art keywords
sensor
value
noise
vibration
indoor environment
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Ceased
Application number
PCT/KR2020/011865
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English (en)
Korean (ko)
Inventor
최기도
권오찬
이상현
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Individual
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Publication of WO2022014773A1 publication Critical patent/WO2022014773A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00—Measuring or testing not otherwise provided for
    • G01D21/02—Measuring two or more variables by means not covered by a single other subclass
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
    • G01D11/24—Housings ; Casings for instruments
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01W—METEOROLOGY
    • G01W1/00—Meteorology
    • G01W1/02—Instruments for indicating weather conditions by measuring two or more variables, e.g. humidity, pressure, temperature, cloud cover or wind speed
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
    • G06Q50/10—Services
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
    • G06Q50/10—Services
    • G06Q50/26—Government or public services

Definitions

  • the present invention relates to indoor environment monitoring technology, and more particularly, it is possible to monitor interfloor noise by analyzing noise and vibration while simultaneously monitoring temperature, humidity, fine dust, noise and vibration of an indoor space using an integrated environmental sensor. It relates to an indoor environment monitoring system and method.
  • the present invention was devised to solve the above problems, and an object of the present invention is to provide an indoor environment monitoring system and method capable of detecting and managing noise between floors.
  • Another object of the present invention is to provide an indoor environment monitoring system and method for convenient installation and registration of an environmental sensor for indoor environment monitoring.
  • the indoor environment monitoring method is a method for performing indoor environment monitoring on an indoor environment platform, comprising the steps of registering identification information of an environment sensor received from a user terminal, a temperature sensor signal from the environment sensor, humidity Receiving a sensor signal including a sensor signal, a fine dust sensor signal, a noise sensor signal and a vibration sensor signal, and processing the sensor signal to include a temperature value, a humidity value, a fine dust concentration, a noise level, and a vibration intensity generating an indoor environmental value and transmitting the indoor environmental value to the user terminal; comparing the noise level with a noise reference value; Comparing the average vibration value with a first reference value, and if the average vibration value is equal to or greater than the first reference value, analyzing the vibration sensor signal in a frequency domain to calculate a power value for a bandwidth within a predetermined range and comparing the power value with a second reference value, and if the power value is equal to or greater than the second reference value, estimating that the noise source is due to an impact and
  • the environmental sensor according to the present invention is an integrated environmental sensor module installed by fixing a sensor box to a jig attached to a specific position, wherein the sensor box includes a base and a cover, and grooves are formed at both ends of the base, , A first substrate on which a vibration sensor is mounted and a second substrate on which a temperature/humidity sensor and a noise sensor are mounted are disposed inside the cover, and the jig includes a bottom surface and a side surface.
  • the side surface becomes a surface attached to the specific position, and an insertion member is formed on either side of the bottom surface and the side surface, and the insertion member is inserted through the grooves at both ends of the base of the sensor box, so that the sensor box is attached to the jig. It is characterized in that it is fixedly installed.
  • the present invention can identify and manage inter-floor noise problem in an apartment or apartment house by performing a vibration analysis based on the noise level while simultaneously monitoring the temperature, humidity, fine dust, noise and vibration of an indoor space. can be effective
  • the present invention uses an integrated environmental sensor module in which a temperature sensor, a humidity sensor, a fine dust sensor, a noise sensor, and a vibration sensor are built in one housing, it is possible to easily and conveniently install and use sensors for indoor environment monitoring. can have an effect.
  • FIG. 1 is a schematic configuration diagram of an indoor environment monitoring system according to the present invention.
  • Figure 2 is a signal flow diagram between each subject in the indoor environment monitoring system according to the present invention.
  • FIG 3 is an internal configuration diagram of an indoor environment platform according to the present invention.
  • Figure 4 is a processing flow chart in the indoor environment platform according to the present invention.
  • FIG. 5 is a view showing a vibration analysis result in the time domain according to the present invention.
  • FIG. 6 is a view showing a vibration analysis result in the frequency domain according to the present invention.
  • FIG. 7 is a view showing the housing structure of the integrated environmental sensor module according to the present invention.
  • FIG. 8 is a view showing the component configuration inside the integrated environmental sensor module according to the present invention.
  • ...unit and “...module” described in the specification mean a unit that processes at least one function or operation, which may be implemented as hardware or software or a combination of hardware and software.
  • FIG. 1 shows a schematic configuration of an indoor environment monitoring system according to the present invention.
  • the indoor environment monitoring system includes an indoor environment platform 100 , a user terminal 200 , an environment sensor 300 , and the like.
  • the indoor environment platform 100 is a web-based or app-based platform that can be accessed through a network.
  • the indoor environment platform 100 is accessed by a web browser or a client application installed on the user terminal 200 .
  • the indoor environment platform 100 may be implemented on a server built by an indoor environment information service provider.
  • the indoor environment platform 100 registers the identification information of the environmental sensor 300 input from the user terminal 200 and processes the sensor signal received in real time from the environmental sensor 300, the user terminal 200 ) to provide indoor environment information.
  • the user terminal 200 receives real-time indoor environment information from the indoor environment platform 100 .
  • the user terminal 200 is a computing device owned by a person who is provided with an indoor environment information service.
  • the computing device may be a smartphone, a tablet PC, a laptop computer, a personal computer, and the like, and any kind of device is possible as long as it is a device that can access the indoor environment platform 100 through an app or a web.
  • the environmental sensor 300 is a sensor installed indoors to measure the indoor environment.
  • the environmental sensor 300 according to an embodiment of the present invention includes five types of sensors, such as a temperature sensor, a humidity sensor, a fine dust sensor, a noise sensor, and a vibration sensor.
  • the environmental sensor 300 transmits the sensor signal measured at the installation location to the indoor environment platform 100 in real time.
  • the environmental sensor 300 is composed of an integrated environmental sensor module in which five types of sensors, such as a temperature sensor, a humidity sensor, a fine dust sensor, a noise sensor, and a vibration sensor, are built in one housing.
  • the integrated environmental sensor module will be described later.
  • FIG. 2 shows a signal flow between each subject in the indoor environment monitoring system according to the present invention.
  • an application or software for using an indoor environment information service must be installed in the user terminal 200 .
  • an application or software for using an indoor environment information service must be installed in the user terminal 200 .
  • a smartphone is used as the user terminal 200 and an indoor environment information service dedicated application is installed on the smartphone.
  • the identification information of the environmental sensor 300 refers to an ID (ID) or serial number (SN) of each sensor (temperature sensor, humidity sensor, fine dust sensor, noise sensor, vibration sensor).
  • the identification information of the environmental sensor 300 is registered in the indoor environment platform 100 (S20), and the operation of the environmental sensor 300 is started, the sensor signal measured by the environmental sensor 300 is transmitted to the indoor environment platform 100 is transmitted in real time (S30).
  • the indoor environment platform 100 processes the sensor signal and transmits the indoor environment value (temperature value, humidity value, fine dust concentration, noise level, vibration intensity) to the user terminal 200 (S35), and analyzes the indoor environment value Thus (S40), the analysis result of the indoor environment value is transmitted to the user terminal 200 (S50).
  • the indoor environment value temperature value, humidity value, fine dust concentration, noise level, vibration intensity
  • the indoor environment platform 100 derives noise sources (interfloor noise, actual sound, wind, etc.) through vibration analysis when the noise level exceeds the reference value among indoor environment values.
  • the indoor environment platform 100 sets an environment index for each indoor environment value, and calculates an integrated environment index by adding up each environment index.
  • the user terminal 200 may display the analysis result of the indoor environment value on the screen and output a user warning (alarm) based on the analysis result (S60).
  • FIG 3 shows the internal configuration of the indoor environment platform according to the present invention.
  • the indoor environment platform 100 includes a communication interface 102 , a control unit 104 , a database 106 , and the like.
  • the communication interface 102 is a part for performing data communication with the user terminal 200 and the environmental sensor 300 .
  • the communication interface 102 is a communication module such as Ethernet that is connected to the Internet and performs TCP/IP communication.
  • the control unit 104 is a part that controls and manages the overall operation of the indoor environment platform 100 .
  • the control unit 104 performs various functions, but performs indoor environment monitoring through functions such as environmental sensor registration, sensor signal processing, indoor environment value processing and storage, and vibration analysis according to an embodiment of the present invention.
  • the control unit 104 includes both hardware and software, and performs indoor environment value processing and vibration analysis through an algorithm (software).
  • the database 106 stores and manages indoor environment information service user information, environmental sensor identification information, indoor environment values, and the like.
  • the control unit 104 stores the service user information received from the user terminal 200 and the identification information of the environmental sensor in the database 106, and processes the sensor signal received from the environmental sensor 300 to process the indoor environment value. stored in the database 106 .
  • FIG 4 shows an indoor environment monitoring process according to the present invention.
  • Each step of FIG. 4 is performed on the indoor environment platform 100, and specifically, the control unit 104 of the indoor environment platform 100 executes the indoor environment monitoring algorithm to process each step.
  • the indoor environment platform 100 receives identification information of the environmental sensor 300 from the user terminal 200 and registers it in the internal database DB (S100).
  • the indoor environment platform 100 receives a sensor signal at regular time intervals from the environment sensor 300 (S102).
  • the indoor environment platform 100 processes the sensor signal to generate indoor environment values (temperature value, humidity value, fine dust concentration, noise level, and vibration intensity) (S104).
  • the environmental sensor 300 is composed of a temperature sensor, a humidity sensor, a fine dust sensor, a noise sensor and a vibration sensor, and the sensor signals include a temperature sensor signal, a humidity sensor signal, a fine dust sensor signal, a noise sensor signal and Includes a vibration sensor signal.
  • the indoor environment platform 100 calculates an environmental index of indoor environmental factors (temperature, humidity, fine dust, noise, vibration) based on the indoor environment value, and calculates an integrated environmental index by summing each environmental index (S106).
  • each indoor environmental value is within the optimal range, 20 environmental index points are given, and when it is out of the optimal range, the environmental index of each indoor environmental factor can be obtained by subtracting a certain score.
  • the environmental index of temperature when the temperature value during cooling (summer) is in the range of 24-28 degrees, the environmental index becomes 20 points, and when the temperature value during heating (winter) is in the range of 18-24 degrees When there is, the environmental index of temperature can be 20 points.
  • the optimum humidity varies depending on the temperature, so when the humidity value is in the range of 50 to 60% at a temperature of 18 to 20 degrees, and when the humidity value is in the range of 40 to 50% at a temperature of 21 to 23 degrees.
  • the environmental index of can be 20 points.
  • the environmental index of fine dust when the fine dust concentration is in the range of 0 to 30 ( ⁇ g/m3), the environmental index of fine dust can be 20 points.
  • the highest score of 20 is given to the environmental score of each indoor environmental factor, and the environmental condition is very bad based on 100 points of the integrated environmental index. It can be monitored by classifying it as bad, average, good, and very good.
  • the indoor environment platform 100 checks whether the noise level is greater than or equal to the noise reference value (38 dB) d among the indoor environment values (S108), and if it is greater than the noise reference value, analyzes the vibration sensor signal received from the vibration sensor (S110).
  • the indoor environment platform 100 compares the average vibration value (RMS) obtained by analyzing the vibration sensor signal in the time domain with a first reference value (S112).
  • RMS average vibration value
  • the average vibration value obtained in the vibration state of a general situation is smaller than the first reference value, and the average vibration value obtained in the vibration state by wind and the vibration state by impact is greater than the first reference value.
  • the indoor environment platform 100 analyzes the vibration sensor signal in a frequency domain to obtain a power value for a bandwidth of less than 100 Hz (S116).
  • a power value according to a frequency may be checked by performing a Fourier transform (FFT) on a vibration frequency (Hz).
  • FFT Fourier transform
  • Hz vibration frequency
  • the indoor environment platform 100 compares the power value calculated in the secondary vibration analysis step (S116) with a second reference value (S118). If the power value is less than the second reference value, it can be estimated that the noise is generated by an external factor such as wind (S122).
  • the cause of the noise may be determined as inter-floor noise (S120).
  • the present invention is not limited thereto, and various monitoring such as window monitoring, front door monitoring, indoor activity monitoring, etc. may be performed depending on the installation location of the integrated environmental sensor module.
  • temperature, humidity, fine dust, noise and vibration are applied in indoor environment monitoring
  • temperature or vibration is applied in window monitoring
  • vibration is applied in door monitoring
  • noise and vibration are applied in indoor activity monitoring. can be applied.
  • Indoor environment monitoring warns of abnormalities in the indoor environment based on the integrated environmental index, fine dust concentration, and noise level.
  • shock or intrusion of the front door is warned based on the intensity of vibration
  • indoor activity monitoring abnormalities in user activity such as a fall or collapse can be warned based on the noise level or intensity of vibration.
  • FIG 7 shows the housing structure of the integrated environmental sensor module according to the present invention
  • Figure 8 shows the configuration of the internal components of the integrated environmental sensor module.
  • the integrated environmental sensor module is largely composed of a jig 30 and a sensor box 40 .
  • the jig 30 is a part for fixing the sensor box 40 .
  • the user first installs the jig 30 at a location where the integrated environmental sensor module is to be installed, and then fixes the sensor box 40 to the jig 30 . Since the integrated environmental sensor module is installed in such a way that the sensor box 40 is fixed to the jig 30, portability and installation convenience are increased.
  • the sensor box 40 is composed of a base 20 and a cover 10 .
  • Various parts including an environmental sensor are installed inside the cover 10 and on the base 20 .
  • the first board 50 is attached to the inner surface of the cover 10 , and the first board 50 has a vibration sensor 52 and a first connector 54 connected to the second board 60 . is installed
  • the vibration sensor 52 Since the vibration sensor 52 needs to measure the vibration transmitted from the ground or wall, it should be disposed close to the ground or wall, and thus is mounted on the first substrate 50 .
  • the second substrate 60 is attached on the first substrate 50 , and on the second substrate 60 , the second substrate 60 is connected to the temperature/humidity sensor 62 , the noise sensor 64 , and the fine dust sensor 80 .
  • a connector 66 is mounted.
  • the fine dust sensor 80 is connected to the second connector 66 and is seated on the base 20 , and the battery 70 is connected to each substrate through a cable (not shown) and is seated on the base 20 .
  • the jig 30 serves as an attachment part at a specific position and at the same time has a bottom surface 32 and a side surface 34 on which the sensor box 40 is seated, and an insertion member 36 for fixing the sensor box 40 to the bottom surface 32 . ) is provided.
  • grooves 22 are formed at both ends of the base 20 of the sensor box 40, the sensor box 40 is inserted into the jig 30 while the insertion member 36 of the jig 30 is inserted through the groove 22. ) can be fixedly installed.
  • the present invention can be widely used in the field of environmental monitoring technology using various sensors.

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Abstract

La présente invention concerne une technologie de surveillance d'environnement d'intérieur, plus particulièrement, un système et un procédé de surveillance d'environnement d'intérieur dans lesquels la température, l'humidité, les poussières fines, le bruit et les vibrations dans un espace d'intérieur peuvent être conjointement surveillés à l'aide de capteurs environnementaux intégrés, et le bruit entre les étages peut être surveillé par analyse du bruit et des vibrations.
PCT/KR2020/011865 2020-07-17 2020-09-03 Système et procédé de surveillance d'environnement d'intérieur Ceased WO2022014773A1 (fr)

Applications Claiming Priority (2)

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KR10-2020-0088967 2020-07-17
KR1020200088967A KR102386862B1 (ko) 2020-07-17 2020-07-17 실내환경 모니터링에 사용되는 통합 환경센서 모듈

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WO2022014773A1 true WO2022014773A1 (fr) 2022-01-20

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Cited By (2)

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Publication number Priority date Publication date Assignee Title
CN114942040A (zh) * 2022-03-21 2022-08-26 重庆医科大学附属第二医院 一种用于医院内的噪声采集及管理系统
CN115435843A (zh) * 2022-09-26 2022-12-06 明峰医疗系统股份有限公司 一种基于大数据的医疗成像设备运行监管系统

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114942040A (zh) * 2022-03-21 2022-08-26 重庆医科大学附属第二医院 一种用于医院内的噪声采集及管理系统
CN115435843A (zh) * 2022-09-26 2022-12-06 明峰医疗系统股份有限公司 一种基于大数据的医疗成像设备运行监管系统

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