CN112505252A - Airport indoor air quality monitoring system - Google Patents
Airport indoor air quality monitoring system Download PDFInfo
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- CN112505252A CN112505252A CN202011307594.2A CN202011307594A CN112505252A CN 112505252 A CN112505252 A CN 112505252A CN 202011307594 A CN202011307594 A CN 202011307594A CN 112505252 A CN112505252 A CN 112505252A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
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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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
Abstract
The embodiment of the disclosure provides an airport indoor air quality monitoring system, belongs to the technical field of air quality detection, and specifically comprises a CPU (Central processing Unit), a PM2.5 sensor, and CO2The device comprises a sensor, an illumination sensor, a temperature sensor, a humidity sensor and a device networking component; the CPU processing unit is used for processing monitoring data of various sensors, and the equipment networking assembly is used for networking and uploading the monitoring data of various sensors in real time. Through the processing scheme of this disclosure, parameters such as PM2.5 concentration, CO2 concentration, temperature, relative humidity can be monitored to can combine the high in the clouds to collect, arrange in order, analyze these parameters. The monitoring system can provide monitoring and research of air quality for the airport indoor, thereby realizing control of the air quality of the airport and energy conservation and cost control of the airport.
Description
Technical Field
The disclosure relates to the technical field of air quality detection, in particular to an airport indoor air quality monitoring system.
Background
In indoor thermal environment research of London and Manchester airport terminals, tests comprise long-term monitoring of operating temperature, air flow rate, CO2, relative humidity and illumination in an on-duty hall, a seating area, a retail shop, a rest room doorway and five different functional areas of an arrival hall in winter and summer. The thermal environment acceptance is expressed in a form of a histogram, and the subjective satisfaction is directly seen in the form of a radar map. However, the objective parameters and the subjective questionnaire are analyzed separately, and the objective environmental parameter data is not analyzed in combination with the subjective satisfaction.
Compared with the current situation of domestic research, in the indoor environment quality test research of the Chengdu double-flow airport, only the test investigation is carried out in the winter and summer of an operator hall and an arrival floor, the investigation site lacks of a main boarding gate and a baggage extraction hall, lacks of data in spring and autumn transition seasons, only short-term isolated point test is carried out, long-term continuous monitoring is not carried out, and general conditions may not be reflected.
Disclosure of Invention
In view of the above, embodiments of the present disclosure provide an airport indoor air quality monitoring system that at least partially solves the problems in the prior art.
An airport indoor air quality monitoring system comprises a CPU processing unit, a PM2.5 sensor, and a CO2The device comprises a sensor, an illumination sensor, a temperature sensor, a humidity sensor and a device networking component; the CPU processing unit is used for processing monitoring data of various sensors, and the equipment networking assembly is used for networking and uploading the monitoring data of various sensors in real time.
Further, the CPU processing unit adopts a high-performance CPU processor STM32 of ARM-Cortex M3 kernel of the Ministry semiconductor ST company, or a PIC32MX1/2XLP processor of the American Microchip technology company, or a GD32 processor of Beijing Mb innovative Cortex-M3 kernel, or an MM32 processor based on ARM Cortex-M0 and Cortex-M3 kernels of Shanghai agile microelectronics, or an HC32 processor based on ARM Cortex-M0+ and Cortex-M4 kernels of Huada semi-conductor.
Furthermore, the equipment networking component supports a WiFi 802.11b/g/n and GPRS cellular mobile network, supports an AP/STA/AP + STA coexistence working mode, supports an AirKiss WeChat networking function, and can upload data in real time.
Furthermore, the airport indoor air quality monitoring system adopts a cloud analysis service of a CoClean SaaS Platform data management Platform, and is used for processing and displaying monitoring data.
Further, the airport indoor air quality monitoring system detects and records airport indoor air quality data at recording intervals of 5 minutes/1 hour/1 day/1 week.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present disclosure, the drawings needed to be used in the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present disclosure, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a block diagram showing a structure of an airport indoor air quality monitoring system.
Advantageous effects
The invention takes the indoor environment of the airport as a research object, aims at the pollution condition of the PM2.5 of the atmosphere, the actual people flow characteristics of a waiting hall, the opening state of an enclosure structure (a gate, an external window and the like) and the current running state of an air conditioning ventilation system, combines a field actual measurement investigation method, carries out the field actual measurement investigation of one year of the period of action according to the change rule of the PM2.5 mass concentration, the CO2 concentration, the temperature and humidity in the waiting hall, the outdoor atmospheric quality, the passenger flow density, the running mode of the air conditioning ventilation system and other factors, and researches and analyzes the actual measurement data, thereby providing important basic data reference for strict air quality standard of the first airport and even the same airport and improving the airport service quality, saving energy, improving efficiency and reducing cost.
Detailed Description
The embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.
The embodiments of the present disclosure are described below with specific examples, and other advantages and effects of the present disclosure will be readily apparent to those skilled in the art from the disclosure in the specification. It is to be understood that the described embodiments are merely illustrative of some, and not restrictive, of the embodiments of the disclosure. The disclosure may be embodied or carried out in various other specific embodiments, and various modifications and changes may be made in the details within the description without departing from the spirit of the disclosure. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
It is noted that various aspects of the embodiments are described below within the scope of the appended claims. It should be apparent that the aspects described herein may be embodied in a wide variety of forms and that any specific structure and/or function described herein is merely illustrative. Based on the disclosure, one skilled in the art should appreciate that one aspect described herein may be implemented independently of any other aspects and that two or more of these aspects may be combined in various ways. For example, an apparatus may be implemented and/or a method practiced using any number of the aspects set forth herein. Additionally, such an apparatus may be implemented and/or such a method may be practiced using other structure and/or functionality in addition to one or more of the aspects set forth herein.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present disclosure, and the drawings only show the components related to the present disclosure rather than the number, shape and size of the components in actual implementation, and the type, amount and ratio of the components in actual implementation may be changed arbitrarily, and the layout of the components may be more complicated.
In addition, in the following description, specific details are provided to facilitate a thorough understanding of the examples. However, it will be understood by those skilled in the art that the aspects may be practiced without these specific details.
The climate zone of the first international airport T2 station building is divided into a cold area, a main body of 33.6 ten thousand square meters, 16 items of supporting projects, a parking apron of a terminal building comprising 46.4 ten thousand square meters, a parking building, a freight station and the like. After the expansion project of the airport area is completed, the annual passenger throughput of the airport can reach 3500 ten thousand times, the annual passenger throughput of the airport can reach 1.2 ten thousand times in peak hour, and the annual taking-off and landing times can reach 19.32 ten thousand times. The matching degree of uncontrollable factors such as large-flow personnel flow and opening state of maintenance structures (gates, external windows and the like) and the like with an air conditioning ventilation system is a problem which needs to be solved urgently at present.
The invention takes a first international airport T2 terminal hall as a research object, aims at the atmospheric PM2.5 pollution condition, the actual people flow characteristic of the terminal hall, the opening state of an enclosure structure (a gate, an outer window and the like) and the current running state of an air conditioning ventilation system, combines a field actual measurement investigation method, carries out the field actual measurement investigation of one year of the period of time according to the change rule of the PM2.5 mass concentration, the CO2 concentration, the temperature and humidity in the terminal hall along with the change rules of the outdoor atmospheric quality, the passenger flow density, the running mode of the air conditioning ventilation system and other factors, and carries out research and analysis on the actual measurement data, thereby providing important basic data reference for strict air quality standard, improvement of airport service quality, energy conservation, efficiency improvement and cost reduction of the first airport and even domestic similar airports.
The data is recorded once every 5min by monitoring data of 37 distribution points of a second airport station building, wherein the second airport station building arrives at a hall and a waiting hall (including a second-layer lobby, an on-duty hall, a security inspection channel, a gate waiting hall, a far-level waiting hall and a side inspection entry site), and about 770 ten thousand data records are accumulated. The data information covers the main environmental (air quality, thermal environment and air quality) parameters affecting the indoor environmental quality, including PM2.5 mass concentration, temperature and humidity, CO2 concentration (reflecting whether the fresh air volume is sufficient or not).
Through analyzing the PM2.5 mass concentration and the CO2 concentration distribution and the change characteristics of each area of the second terminal building, the factors such as the concentration of outdoor particulate matters, the opening condition of doors and windows, the test time period, the indoor passenger capacity, the air conditioning system and the like are analyzed, and an economical, effective and convenient indoor PM2.5 mass concentration control measure applicable to a waiting hall is provided.
The method is characterized in that actual measurement research is carried out by analyzing the temperature and humidity distribution conditions of the high and large spaces of the second station building, the most unfavorable point of temperature and humidity control of the station building is found out by combining the operation characteristics of the air conditioning system, and the optimal control measure under the condition of the existing air conditioning system is provided.
Through analyzing the annual temperature and humidity change conditions of all the areas of the second terminal building, the time period when the temperature and the relative humidity in summer are high and influence the passenger somatosensory comfort level is determined, and equipment improvement measures are provided under the condition of the existing air conditioning system, so that the dehumidification means of the air conditioning system in the energy-saving operation state is realized.
Referring to fig. 1, an embodiment of the present disclosure provides an airport indoor air quality monitoring system, which includes a CPU processing unit 1, a PM2.5 sensor 2, and a CO2A sensor 3, an illuminance sensor 4, a temperature sensor 5, a humidity sensor 6 and an equipment networking component 7; the CPU processing unit 1 is used for processing monitoring data of various sensors, and the equipment networking component 7 is used for networking and uploading the monitoring data of various sensors in real time.
Further, the CPU processing unit 1 adopts a high-performance CPU processor STM32 of ARM-Cortex M3 kernel of Italy semiconductor ST company, or a PIC32MX1/2XLP processor of American Microchip technology company, or a GD32 processor of Beijing Mb innovative Cortex-M3 kernel, or an MM32 processor based on ARM Cortex-M0 and Cortex-M3 kernels of Shanghai agile microelectronics, or an HC32 processor based on ARM Cortex-M0+ and Cortex-M4 kernels of Huada semi-conductor.
According to an embodiment of the present invention, the device networking component 7 supports a WiFi 802.11b/g/n, GPRS cellular mobile network, supports an AP/STA/AP + STA coexistence working mode, supports an AirKiss wechat networking function, and is capable of uploading data in real time.
According to one embodiment of the invention, the airport indoor air quality monitoring system adopts a cloud analysis service of a CoClean SaaS Platform data management Platform for processing and displaying monitoring data. In addition, the airport indoor air quality monitoring system has a cloud calibration function, sensing data can be calibrated remotely through a calibration formula, synchronous refreshing can be achieved, and the drift phenomenon of the sensor under the condition of long-time operation is reduced.
According to one embodiment of the invention, the airport indoor air quality monitoring system detects and records airport indoor air quality data with a recording interval of 5 minutes. The indoor environment is tested for 37 stationed monitoring data, the data is recorded once every 5min (of course, the recording interval of 1 hour/1 day/1 week can be set according to actual needs), and about 770 ten thousand data records are accumulated for one year. The data information covers the main environmental (air quality, thermal environment and air quality) parameters affecting the indoor environmental quality, including PM2.5 mass concentration, temperature and humidity, CO2 concentration (reflecting whether the fresh air volume is sufficient or not). The specific numerical value is displayed on a CoClean SaaS Platform data management Platform, and the Platform has automatic picture and data processing.
After entering the platform, basic information contained in the current account, including information such as the number of devices, the number of device groups, the number of sub-accounts, the online rate and the like, can be checked by clicking a page profile button.
And after clicking a certain device, entering a device detail page. The 'equipment information' page comprises equipment basic information, 24-hour historical data and two-dimensional code information, and can be used for modifying the equipment name, checking the trend of 24-hour monitoring data, checking data display, displaying a mobile phone end page and the like; the "historical data" page contains the base chart, the detail chart, the PM2.5 thermodynamic diagram (7 days), and the PM2.5 thermodynamic diagram (30 days), and the detailed data information of the device can be acquired on the page.
According to an embodiment of the invention, the PM2.5 sensor 2 is a wiener VT-SE type PM2.5 sensor, but it is clear that other types can be used, such as a DSM501A type PM2.5 sensor, or a sharp GP2Y10261UOF type PM2.5 sensor, or a blue laser JLM650 type PM2.5 sensor.
According to one embodiment of the invention, the CO is2The sensor 3 is a CO2 sensor of the S-100 type, but it is clear that other types may be used, such as a CO2 sensor of the T6603-5 type, or a CO2 sensor of the S-100H type, or a CO2 sensor of the VC1008F type, or a CO2 sensor of the COZIR-wide range type, or a CO2 sensor of the T6615 type.
According to an embodiment of the present invention, the illuminance sensor 4 is a BH1726NUC-E2 illuminance sensor, but may be of other types, such as a BH1620FVC/720FVC illuminance sensor, or a ZD-6 series illuminance transmitter, or a NHZD210 illuminance sensor, or an illuminance sensor GS 061.
According to an embodiment of the invention, the temperature sensor 5 adopts a Dutch Smartec ultra-low power consumption high-precision digital output temperature sensor SMT172, but other types can be adopted, such as a Humirel analog voltage output temperature and humidity sensor module in France-HTG 3515CH, or a German HLP thermocouple non-contact infrared temperature sensor-TS 318-1B0814, or a Humirel digital output temperature and humidity sensor HTU21D in France.
According to one embodiment of the invention, the humidity sensor 6 is a linear voltage output type integrated humidity sensor, and typical products are HIH3605/3610 and HM 1500/1520. The constant-voltage power supply device is mainly characterized in that constant-voltage power supply is adopted, an amplifying circuit is arranged in the constant-voltage power supply device, a voltage level voltage signal in a proportional relation with relative humidity can be output, the response speed is high, the repeatability is good, and the pollution resistance is strong. Of course, it can also adopt linear frequency output integrated humidity sensor (typical product is HF3223 type, it adopts modular structure, it belongs to frequency output integrated humidity sensor, the output frequency at 55% RH is 8750Hz (type value), when the relative humidity changes from 10% to 95%, the output frequency is reduced from 9560Hz to 8030 Hz.. this sensor has the advantages of good linearity, strong anti-interference ability, convenient to match digital circuit or single chip, low price, etc.), it also can adopt frequency/temperature output integrated humidity sensor (typical product is HTF3223 type, it has the functions of HF3223, it also adds temperature signal output end, uses Negative Temperature Coefficient (NTC) thermistor as temperature sensor, when the environment temperature changes, its resistance value also changes correspondingly and is led out from NTC end, it can measure temperature value by matching with secondary instrument), it can also adopt single-chip intelligent humidity/temperature sensor (the Shanxi Industriant of Sensoron company in 2002, developed successfully in the world SHT11, SHT15 type intelligent humidity/temperature sensor, its external form size is only 7.6 (mm). times.5 (mm). times.2.5 (mm), its volume is close to that of match head, before leaving factory, every sensor is made into precision standard in temperature chamber, its standard coefficient is programmed into correspondent program and stored in calibration memory, in the course of measurement the relative humidity can be automatically calibrated, they not only can accurately measure relative temperature, but also can measure temperature and dew point, and the range of measured relative temperature is 0-100%, resolution can be up to 0.03% RH, and the range of maximum precision is-2% RH. measured temperature is-40 deg.C- +123.8 deg.C, resolution is 0.01 deg.C, and the accuracy of measurement is less than + -1 deg.C, and when measuring humidity and temperature, the A/D converter position can respectively reach 12 position, 14 bits. The measurement speed can be improved and the power consumption of the chip can be reduced by using the method of reducing the resolution. The SHT11/15 has good product interchangeability, high response speed and strong anti-interference capability, does not need external elements, is adaptive to various single-chip microcomputers, and can be widely applied to medical equipment and temperature/humidity regulation systems).
The invention can monitor PM2.5 concentration and CO2Concentration, temperature, relative humidity isoparametric to can combine the high in the clouds to collect, arrange in order, analyze these parameters. The monitoring system can provide monitoring and research of air quality for the first airport or other domestic airports, thereby realizing the control of the air quality of the airports and the energy conservation and cost control of the airports.
The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present disclosure should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (5)
1. An airport indoor air quality monitoring system is characterized by comprising a CPU (Central processing Unit), a PM2.5 sensor and CO2The device comprises a sensor, an illumination sensor, a temperature sensor, a humidity sensor and a device networking component; the CPU processing unit is used for processing monitoring data of various sensors, and the equipment networking assembly is used for networking and uploading the monitoring data of various sensors in real time.
2. An airport indoor air quality monitoring system as claimed in claim 1 wherein the CPU processing unit employs a high performance CPU processor STM32 of ARM-Cortex M3 core of Italian semiconductor ST corporation, or PIC32MX1/2XLP processor of American micro-core technology corporation, or GD32 processor of Beijing Mjm 3 core which is easy to innovate, or MM32 processor based on ARM Cortex-M0 and Cortex-M3 cores of Shanghai smart microelectronics, or HC32 processor based on ARM Cortex-M0+ and Cortex-M4 cores of Huamao semi-conductor.
3. The airport indoor air quality monitoring system of claim 1, wherein said device networking component supports WiFi 802.11b/g/n, GPRS cellular mobile networks, supports AP/STA/AP + STA coexistence mode of operation, supports AirKiss westernnetworking functionality, and is capable of uploading data in real time.
4. The airport indoor air quality monitoring system of claim 1, wherein the airport indoor air quality monitoring system employs a cloud analysis service of a CoClean SaaS Platform data management Platform for processing and displaying monitoring data.
5. The airport indoor air quality monitoring system as claimed in any one of claims 1 to 4, wherein the airport indoor air quality monitoring system performs detection recording of airport indoor air quality data using a recording interval of 5 minutes/1 hour/1 day/1 week.
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| CN202011307594.2A CN112505252A (en) | 2020-11-20 | 2020-11-20 | Airport indoor air quality monitoring system |
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| CN202011307594.2A CN112505252A (en) | 2020-11-20 | 2020-11-20 | Airport indoor air quality monitoring system |
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| JP2020085547A (en) * | 2018-11-19 | 2020-06-04 | 株式会社日建設計総合研究所 | Data measurement system and building facility control system |
-
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- 2020-11-20 CN CN202011307594.2A patent/CN112505252A/en active Pending
Patent Citations (4)
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| CN104180486A (en) * | 2014-08-14 | 2014-12-03 | 南通博云物联网技术有限公司 | Intelligent home system and control method |
| CN106546284A (en) * | 2016-10-15 | 2017-03-29 | 成都育芽科技有限公司 | A kind of home environment health detection multifunction system based on Internet of Things |
| CN110832828A (en) * | 2018-05-02 | 2020-02-21 | 唯景公司 | Edge network for building services |
| JP2020085547A (en) * | 2018-11-19 | 2020-06-04 | 株式会社日建設計総合研究所 | Data measurement system and building facility control system |
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