CN117571976A - Method for measuring and calculating release rate of harmful substances of interior decoration material and related equipment - Google Patents
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Abstract
The invention relates to the technical field of indoor air pollution research and discloses a method for measuring and calculating the release rate of harmful substances of indoor decoration materials and related equipment. The method comprises the following steps: acquiring decoration material parameters of at least one measuring and calculating area in a target house, acquiring various outdoor environment parameters of the target house through an outdoor detection module, and acquiring various indoor environment parameters of the target house through an indoor detection module; based on the outdoor environment parameter and the indoor environment parameter, calculating a first gas circulation coefficient of each detection point and a second gas circulation coefficient between each detection point in the target house by using a monitoring management module, and calculating a detection concentration parameter of each detection point at a preset measuring and calculating time sequence; and calculating the release rate of the harmful substances in the measuring and calculating area based on the decoration material parameters, the first gas flow coefficient, the second gas flow coefficient and the detected concentration parameter. The method improves the efficiency of detecting the release rate and concentration of harmful substances in house decoration materials.
Description
Technical Field
The invention relates to the technical field of indoor air pollution research, in particular to a method for measuring and calculating the release rate of harmful substances of indoor decoration materials and related equipment.
Background
With the rapid development of society and economy, the requirements and individuation pursuit of people on living environment are higher and higher while the living area of people per unit is continuously improved. People decorate their houses according to their own preferences and requirements, and more building materials (such as plates, furniture, latex paint, etc.) are used. Although related laws and regulations limit the content standard of harmful substances of artificial boards, wall paints, furniture and the like, the harmful pollutants released by decoration materials in houses of users are difficult to predict due to the characteristics of complex detection means, higher cost, different decoration materials of users, long release period of the harmful substances and the like, so that the users can safely and reliably live in the houses after decoration.
At present, the release rate and the corresponding concentration of the whole harmful substances of the house after finishing the house are calculated by counting the corresponding use amount of various finishing materials used in the house finishing process and combining the test data of the release of the harmful substances of various finishing materials in the corresponding state detected by the national standard laboratory, so that the safety of the house is improved. However, since the finishing materials used in different houses have a certain difference, and the house structure and the environment in which the houses are located are different, the detection method cannot be used as a general effective means or model for detecting the release rate of harmful substances in various houses. Namely, the existing means for detecting the release rate and concentration of harmful substances of house decoration materials has lower efficiency.
Disclosure of Invention
The invention mainly aims to solve the problem that the existing means for detecting the release rate and concentration of harmful substances of house decoration materials is low in efficiency.
The invention provides a method for measuring and calculating the release rate of harmful substances in an interior decoration material, which is applied to a system for measuring and calculating the release rate of harmful substances in the interior decoration material, and comprises at least one outdoor detection module, at least one indoor detection module and a monitoring management module, wherein the method for measuring and calculating the release rate of harmful substances in the interior decoration material comprises the following steps: acquiring decoration material parameters of at least one measuring and calculating area in a target house, acquiring various outdoor environment parameters of the target house through the outdoor detection module, and acquiring various indoor environment parameters of the target house through the indoor detection module; based on the outdoor environment parameter and the indoor environment parameter, calculating a first gas circulation coefficient of each detection point and a second gas circulation coefficient between each detection point in the target house by using the monitoring management module, and calculating a detection concentration parameter of each detection point at a preset measuring and calculating time sequence; and calculating the release rate of the harmful substances in the measuring and calculating area based on the decoration material parameter, the first gas circulation coefficient, the second gas circulation coefficient and the detection concentration parameter.
Optionally, in a first implementation manner of the first aspect of the present invention, the obtaining a decoration material parameter of at least one measuring and calculating area in the target building includes: respectively determining decoration material data used in at least one measuring and calculating area in a target house and three-dimensional decoration data corresponding to the measuring and calculating area; and calculating the door and window communication data and the area decoration area of the measuring and calculating area based on the three-dimensional decoration data, and generating the decoration material parameters of the measuring and calculating area based on the decoration material data, the door and window communication data and the area decoration area.
Optionally, in a second implementation manner of the first aspect of the present invention, the collecting, by the outdoor detection module, a plurality of outdoor environment parameters of the target house includes: the three-dimensional building data of the building where the target house is located and surrounding buildings are collected through the outdoor detection module, and various outdoor environment parameter data of the peripheral buildings of the target house are collected; and calculating a first parameter change threshold value of each external environment parameter data corresponding to the external environment parameter based on the three-dimensional building data, and generating various outdoor environment parameters of the target house based on the first parameter change threshold value.
Optionally, in a third implementation manner of the first aspect of the present invention, the collecting, by the indoor detection module, multiple indoor environment parameters of the target house includes: based on a preset measuring and calculating time sequence, acquiring various indoor environment parameter data through the indoor detection module; performing numerical conversion and change trend analysis on each indoor environment parameter data to obtain a second parameter change threshold corresponding to the internal environment parameter, and generating various indoor environment parameters of the target house based on the second parameter change threshold.
Optionally, in a fourth implementation manner of the first aspect of the present invention, the calculating, by using the monitoring management module, a first gas circulation coefficient of each detection point in the target building and a second gas circulation coefficient between each detection point based on the outdoor environment parameter and the indoor environment parameter includes: calculating average value parameters of the outdoor environment parameters and the indoor environment parameters based on the outdoor environment parameters and the indoor environment parameters, and calculating first pressure differences of the internal environment and the external environment of the target house and second pressure differences between detection points; calculating a first air exchange coefficient of an indoor and outdoor environment and a second air exchange coefficient among detection points by using a preset first air circulation formula based on the average value parameter, calculating a first air flow value of the indoor and outdoor air exchange by using a preset second air circulation formula based on the first air exchange coefficient and the average value parameter corresponding to the indoor environment parameter, and calculating a second air flow value of the indoor and outdoor air exchange by using a preset second air circulation formula based on the second air exchange coefficient and the average value parameter corresponding to the indoor environment parameter; and calculating a first gas circulation coefficient of each detection point in the target house by using a preset third gas circulation formula based on the first air flow value, the mean value parameter and the first pressure difference, and calculating a second gas circulation coefficient between each detection point by using the preset third gas circulation formula based on the second air flow value, the mean value parameter and the second pressure difference.
Optionally, in a fifth implementation manner of the first aspect of the present invention, the calculating a detection concentration parameter of each detection point at a preset measurement time sequence includes: determining at least one pollutant transfer coefficient of the measuring and calculating area based on the decoration material parameters; and respectively calculating the pollutant mass change quantity of the corresponding detection point in each measuring and calculating area based on a preset measuring and calculating time sequence, the indoor environment parameter and the pollutant transfer coefficient to obtain a detection concentration parameter.
Optionally, in a sixth implementation manner of the first aspect of the present invention, the calculating, based on the finishing material parameter, the first gas circulation coefficient, the second gas circulation coefficient, and the detected concentration parameter, a release rate of the harmful substance in the measurement area includes: calculating a gas exchange coefficient of each measuring area based on the measuring and calculating time sequence, the first gas flow coefficient and the second gas flow coefficient; determining the pollutant release amount of each measuring and calculating area at a preset measuring and calculating time sequence based on the detected concentration parameters; and calculating the release rate of the harmful substances in the measuring and calculating area by using a preset release rate formula based on the gas exchange coefficient and the pollutant release amount.
The second aspect of the present invention provides a device for measuring and calculating a release rate of harmful substances in an interior material, which is applied to a system for measuring and calculating a release rate of harmful substances in an interior material, the system for measuring and calculating a release rate of harmful substances in an interior material including at least one outdoor detection module, at least one indoor detection module, and a monitoring management module, the device for measuring and calculating a release rate of harmful substances in an interior material comprising: the detection module is used for acquiring decoration material parameters of at least one measuring and calculating area in the target house, acquiring various outdoor environment parameters of the target house through the outdoor detection module, and acquiring various indoor environment parameters of the target house through the indoor detection module; the coefficient measuring and calculating module is used for calculating a first gas circulation coefficient of each detection point and a second gas circulation coefficient between the detection points in the target house by using the monitoring management module based on the outdoor environment parameter and the indoor environment parameter, and calculating a detection concentration parameter of each detection point at a preset measuring and calculating time sequence; and the rate calculation module is used for calculating the release rate of the harmful substances in the measuring and calculating area based on the decoration material parameter, the first gas circulation coefficient, the second gas circulation coefficient and the detection concentration parameter.
Optionally, in a first implementation manner of the second aspect of the present invention, the detection module includes: the decoration determining unit is used for respectively determining decoration material data used in at least one measuring and calculating area in the target house and three-dimensional decoration data corresponding to the measuring and calculating area; and the parameter generation unit is used for calculating the door and window communication data and the area decoration area of the measuring and calculating area based on the three-dimensional decoration data, and generating the decoration material parameters of the measuring and calculating area based on the decoration material data, the door and window communication data and the area decoration area.
Optionally, in a second implementation manner of the second aspect of the present invention, the detection module further includes: the first acquisition unit is used for acquiring three-dimensional building data of the building where the target house is located and surrounding buildings through the outdoor detection module and acquiring various outdoor environment parameter data of the peripheral buildings of the target house; the first generation unit is used for calculating a first parameter change threshold value of each external environment parameter data corresponding to the external environment parameter based on the three-dimensional building data, and generating various outdoor environment parameters of the target house based on the first parameter change threshold value.
Optionally, in a third implementation manner of the second aspect of the present invention, the detection module further includes: the second acquisition unit is used for acquiring various indoor environment parameter data through the indoor detection module based on a preset measuring and calculating time sequence; the second generation unit is used for carrying out numerical conversion and change trend analysis on each indoor environment parameter data to obtain a second parameter change threshold corresponding to the internal environment parameter, and generating various indoor environment parameters of the target house based on the second parameter change threshold.
Optionally, in a fourth implementation manner of the second aspect of the present invention, the coefficient measurement module includes: a first calculation unit configured to calculate, based on the outdoor environment parameter and the indoor environment parameter, a mean parameter of each of the outdoor environment parameter and each of the indoor environment parameter, and calculate a first pressure difference between an internal environment and an external environment of the target house and a second pressure difference between each of detection points; the second calculation unit is used for calculating a first air exchange coefficient of an indoor and outdoor environment and a second air exchange coefficient among detection points by using a preset first air circulation formula based on the average value parameter, calculating a first air flow value of the indoor and outdoor air exchange by using a preset second air circulation formula based on the average value parameter corresponding to the first air exchange coefficient and the indoor environment parameter, and calculating a second air flow value of the indoor and outdoor air exchange by using a preset second air circulation formula based on the average value parameter corresponding to the second air exchange coefficient and the indoor environment parameter; and a third calculation unit, configured to calculate a first gas circulation coefficient of each detection point in the target house by using a preset third gas circulation formula based on the first air flow value, the mean parameter and the first pressure difference, and calculate a second gas circulation coefficient between each detection point by using a preset third gas circulation formula based on the second air flow value, the mean parameter and the second pressure difference.
Optionally, in a fifth implementation manner of the second aspect of the present invention, the coefficient measurement module further includes: a coefficient determining unit for determining at least one pollutant transfer coefficient of the measuring and calculating area based on the decoration material parameters, respectively; the parameter calculation unit is used for respectively calculating the pollutant mass change quantity of the corresponding detection point in each measuring and calculating area based on a preset measuring and calculating time sequence, the indoor environment parameter and the pollutant transfer coefficient to obtain a detection concentration parameter.
Optionally, in a sixth implementation manner of the second aspect of the present invention, the rate calculation module includes: a coefficient calculation unit configured to calculate a gas exchange coefficient of each measurement region based on the measurement timing, the first gas flow coefficient, and the second gas flow coefficient; the quantity determining unit is used for determining the pollutant release quantity of each measuring and calculating area at a preset measuring and calculating time sequence based on the detected concentration parameters; and the rate release unit is used for calculating the release rate of the harmful substances in the measuring and calculating area by utilizing a preset release rate formula based on the gas exchange coefficient and the pollutant release amount.
The third aspect of the present invention provides a device for measuring and calculating a release rate of harmful substances from interior materials, comprising: a memory and at least one processor, the memory having instructions stored therein; the at least one processor invokes the instructions in the memory to cause the apparatus for measuring and calculating the release rate of harmful substances of interior material to perform the steps of the method for measuring and calculating the release rate of harmful substances of interior material described above.
A fourth aspect of the present invention provides a computer-readable storage medium having instructions stored therein, which when run on a computer, cause the computer to perform the steps of the above-described method for measuring and calculating the release rate of harmful substances from interior materials.
According to the technical scheme provided by the invention, the decoration material parameters of at least one measuring and calculating area in the target house are acquired, the outdoor detection module is used for acquiring various outdoor environment parameters of the target house, and the indoor detection module is used for acquiring various indoor environment parameters of the target house; based on the outdoor environment parameter and the indoor environment parameter, calculating a first gas circulation coefficient of each detection point and a second gas circulation coefficient between each detection point in the target house by using a monitoring management module, and calculating a detection concentration parameter of each detection point at a preset measuring and calculating time sequence; and calculating the release rate of the harmful substances in the measuring and calculating area based on the decoration material parameters, the first gas flow coefficient, the second gas flow coefficient and the detected concentration parameter. According to the method and the device, the decoration material data of the target house are acquired, the corresponding indoor and outdoor environment parameters are acquired, the gas circulation coefficients between the detection points and the outdoor environment and among the detection points are calculated, the release rate is calculated on the acquired data and the preliminarily calculated multiple coefficient data, the release rate of harmful substances of the decoration material in the area of each detection point of the target house is obtained, and therefore the efficiency of detecting the release rate and concentration of the harmful substances in the house decoration material is improved.
Drawings
Fig. 1 is a schematic view showing a first example of a method for measuring and calculating a release rate of harmful substances from interior materials according to an embodiment of the present invention;
FIG. 2 is a diagram showing a second embodiment of a method for measuring and calculating the release rate of harmful substances from interior materials according to an embodiment of the present invention;
FIG. 3 is a diagram showing a third embodiment of a method for measuring and calculating the release rate of harmful substances from interior materials according to an embodiment of the present invention;
FIG. 4 is a schematic view showing an example of a device for measuring and calculating the release rate of harmful substances from interior materials according to an embodiment of the present invention;
fig. 5 is a schematic view showing another embodiment of the device for measuring and calculating the release rate of harmful substances from interior materials according to the embodiment of the present invention;
fig. 6 is a schematic view showing an embodiment of an apparatus for measuring and calculating a release rate of harmful substances from interior materials according to an embodiment of the present invention.
Detailed Description
The embodiment of the invention provides a method for measuring and calculating the release rate of harmful substances of indoor decoration materials and related equipment, wherein the method comprises the following steps: acquiring decoration material parameters of at least one measuring and calculating area in a target house, acquiring various outdoor environment parameters of the target house through an outdoor detection module, and acquiring various indoor environment parameters of the target house through an indoor detection module; based on the outdoor environment parameter and the indoor environment parameter, calculating a first gas circulation coefficient of each detection point and a second gas circulation coefficient between each detection point in the target house by using a monitoring management module, and calculating a detection concentration parameter of each detection point at a preset measuring and calculating time sequence; and calculating the release rate of the harmful substances in the measuring and calculating area based on the decoration material parameters, the first gas flow coefficient, the second gas flow coefficient and the detected concentration parameter. The method improves the efficiency of detecting the release rate and concentration of harmful substances in house decoration materials.
The terms "first," "second," "third," "fourth" and the like in the description and in the claims and in the above drawings, if any, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments described herein may be implemented in other sequences than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed or inherent to such process, method, article, or apparatus.
For easy understanding, referring to fig. 1, a first embodiment of a method for measuring and calculating a release rate of harmful substances from interior materials according to an embodiment of the present invention includes:
101. acquiring decoration material parameters of at least one measuring and calculating area in a target house, acquiring various outdoor environment parameters of the target house through an outdoor detection module, and acquiring various indoor environment parameters of the target house through an indoor detection module;
The embodiment of the application can acquire and process the related data based on the artificial intelligence technology. Among these, artificial intelligence (Artificial Intelligence, AI) is the theory, method, technique and application system that uses a digital computer or a digital computer-controlled machine to simulate, extend and extend human intelligence, sense the environment, acquire knowledge and use knowledge to obtain optimal results.
Artificial intelligence infrastructure technologies generally include technologies such as sensors, dedicated artificial intelligence chips, cloud computing, distributed storage, big data processing technologies, operation/interaction systems, mechatronics, and the like. The artificial intelligence software technology mainly comprises a computer vision technology, a robot technology, a biological recognition technology, a voice processing technology, a natural language processing technology, machine learning/deep learning and other directions.
In this embodiment, the system for measuring and calculating the release rate of harmful substances in interior materials herein includes at least one outdoor detection module, at least one indoor detection module, a monitoring management module (in addition, a communication module (for transmitting various collected signals and transmitting control signals) and the like may be further included), where the outdoor detection module is a sensor for collecting various environmental parameters (such as temperature, humidity, illumination intensity, wind speed, wind direction, atmospheric pressure, air quality and the like) outside the house, a geographic position collector and the like, and the indoor detection module includes various contaminant sensors, an indoor three-dimensional scanning sensor and the like; the monitoring management module refers to analysis of various collected information and uploading of the result to relevant management personnel.
In practical application, firstly, determining a measuring and calculating area for acquiring parameters of finishing materials. This may be a specific room or area in the house, such as a living room, bedroom or kitchen, and the finishing material is selected to obtain the parameters according to the measured area. This may include flooring, wall paint, furniture, curtains, etc. to obtain parameters of the selected finishing material using suitable methods and tools. This may include querying the product specifications, communicating with the vendor, referencing a relevant standard or conducting experimental tests, etc. Collecting outdoor environment parameters including meteorological data (temperature, humidity, wind speed and the like), air quality indexes (PM 2.5, CO2 and the like), ultraviolet intensity, integral structure construction of a building, peripheral building construction and the like through an outdoor detection module, and connecting to a data collection system or a sensor network through a communication module so as to acquire and record data in real time; in addition, indoor environment parameters including temperature, humidity, noise level, volatile Organic Compounds (VOCs) concentration and the like are collected through the indoor detection module, and the indoor detection module is connected with the data collection system or the sensor network through the communication module similarly to the outdoor detection module, so that real-time monitoring and recording of data are realized. Thereby collecting decoration material parameters, various outdoor environment parameters and various indoor environment parameters.
102. Based on the outdoor environment parameter and the indoor environment parameter, calculating a first gas circulation coefficient of each detection point and a second gas circulation coefficient between each detection point in the target house by using a monitoring management module, and calculating a detection concentration parameter of each detection point at a preset measuring and calculating time sequence;
in the present embodiment, the detection points here refer to center detection points arranged in different detection areas and detection points on various finishing materials; the first gas flow coefficient here refers to a coefficient corresponding to gas exchange and flow between the detection area and the outside of the house through a window or the like; the second gas flow coefficient here refers to a coefficient of gas exchange and flow between different detection areas formed by doors, hallways, etc. in the house; the detected concentration parameter herein refers to a parameter value of the concentration, quality, etc. of various contaminants collected by the arrangement sensor in each detection point.
In practical application, calculating average value parameters of outdoor environment parameters and indoor environment parameters based on the outdoor environment parameters and the indoor environment parameters, and calculating first pressure difference of the internal and external environments of a target house and second pressure difference between detection points; further, based on the average value parameter, a first air exchange coefficient of the indoor and outdoor environment and a second air exchange coefficient among all detection points are calculated by using a preset first air circulation formula, a first air flow value of the indoor and outdoor air exchange is calculated by using a preset second air circulation formula based on the average value parameter corresponding to the first air exchange coefficient and the indoor environment parameter, and a second air flow value of the indoor and outdoor air exchange is calculated by using a preset second air circulation formula based on the average value parameter corresponding to the second air exchange coefficient and the indoor environment parameter; and further, calculating a first gas circulation coefficient of each detection point in the target house by using a preset third gas circulation formula based on the first air flow value, the average value parameter and the first pressure difference, and calculating a second gas circulation coefficient between each detection point by using the preset third gas circulation formula based on the second air flow value, the average value parameter and the second pressure difference. In addition, at least one pollutant transfer coefficient of the measuring and calculating area is respectively determined based on the decoration material parameters; and then, based on a preset measuring and calculating time sequence, indoor environment parameters and pollutant transfer coefficients, the pollutant mass change quantity of corresponding detection points in each measuring and calculating area is calculated respectively, and the detection concentration parameters are obtained.
103. And calculating the release rate of the harmful substances in the measuring and calculating area based on the decoration material parameters, the first gas flow coefficient, the second gas flow coefficient and the detected concentration parameter.
In this embodiment, the harmful substances herein may be Volatile Organic Compounds (VOCs), formaldehyde, benzene, and the like.
In practical application, according to the characteristics of the measuring and calculating area and the decoration material, determining the types of harmful substances to be considered (namely determining the types of pollutants with the current measuring and calculating release rate), and further calculating the gas exchange coefficient of each measuring and calculating area based on the measuring and calculating time sequence, the first gas flow coefficient and the second gas flow coefficient, namely calculating the integral gas exchange coefficient of each detection point in the whole detection area with the outside and the inside of the house; further, determining the pollutant release amount of each measuring and calculating area at a preset measuring and calculating time sequence based on the detected concentration parameter; based on the gas exchange coefficient and the pollutant release amount, the release rate of the corresponding pollutant type in the measuring and calculating area is calculated by using a preset release rate formula.
In the embodiment of the invention, the decoration material parameters of at least one measuring and calculating area in the target house are acquired, and various outdoor environment parameters of the target house are acquired through the outdoor detection module, and various indoor environment parameters of the target house are acquired through the indoor detection module; based on the outdoor environment parameter and the indoor environment parameter, calculating a first gas circulation coefficient of each detection point and a second gas circulation coefficient between each detection point in the target house by using a monitoring management module, and calculating a detection concentration parameter of each detection point at a preset measuring and calculating time sequence; and calculating the release rate of the harmful substances in the measuring and calculating area based on the decoration material parameters, the first gas flow coefficient, the second gas flow coefficient and the detected concentration parameter. According to the method and the device, the decoration material data of the target house are acquired, the corresponding indoor and outdoor environment parameters are acquired, the gas circulation coefficients between the detection points and the outdoor environment and among the detection points are calculated, the release rate is calculated on the acquired data and the preliminarily calculated multiple coefficient data, the release rate of harmful substances of the decoration material in the area of each detection point of the target house is obtained, and therefore the efficiency of detecting the release rate and concentration of the harmful substances in the house decoration material is improved.
Referring to fig. 2, a second embodiment of a method for measuring and calculating a release rate of harmful substances from interior materials according to an embodiment of the present invention includes:
201. respectively determining decoration material data used in at least one measuring and calculating area in the target house and three-dimensional decoration data corresponding to the measuring and calculating area;
in this embodiment, the decoration material data refers to various decoration materials including floor materials, wall coverings, furniture, decorations, etc., which can be measured later on to generate harmful material data such as materials, volatile Organic Compounds (VOCs) content, formaldehyde release amount, etc. The three-dimensional decoration data herein refers to a plan layout of the region and three-dimensional model data of each decoration member. These data can be used to model the indoor space and help to perform simulation calculations in terms of air flow, contaminant diffusion, etc.
In practical application, for at least one measuring and calculating area in the target house, various finishing material data (including the names of finishing materials, characteristic parameters, environmental protection level and other information) and the plane layout diagram of the area, and three-dimensional model data of various finishing components (including the spatial positions and geometric shapes of various finishing components such as wall surfaces, floors, ceilings, furniture and the like) are used.
202. Calculating door and window communication data and area decoration area of the measuring and calculating area based on the three-dimensional decoration data, and generating decoration material parameters of the measuring and calculating area based on the decoration material data, the door and window communication data and the area decoration area;
in the embodiment, the position and the size of each door and window in the measuring and calculating area are determined by analyzing the three-dimensional decoration model, and the communication area between the door and the window and the outdoor air is calculated; and calculating the decoration area of the measuring and calculating area including the area of each part such as the wall surface, the ground surface, the ceiling and the like by utilizing the position and the geometric shape of each decoration component in the three-dimensional decoration model, and generating the decoration material parameters of the measuring and calculating area based on the decoration area of the measuring and calculating area, the door and window communication data and the decoration material parameters. These parameters may reflect the release rate and concentration profile of the hazardous material in different areas of measurement, different finishing members.
203. The method comprises the steps of collecting three-dimensional building data of a building where a target house is located and surrounding buildings through an outdoor detection module, and collecting various outdoor environment parameter data of the peripheral buildings of the target house;
in this embodiment, three-dimensional modeling data acquisition is performed on a building where a target house is located and surrounding buildings by using an outdoor detection module (such as a laser scanning technology), including information such as external form, structure and height of the building; collecting various outdoor environment parameter data on the periphery of a target house through related sensors and other equipment, wherein the various outdoor environment parameter data comprise meteorological data (such as temperature, humidity, wind speed and wind direction), illumination intensity, air quality index and the like; and then the collected three-dimensional building data and outdoor environment parameter data are integrated, and necessary processing and format conversion are carried out so as to facilitate subsequent modeling and analysis application.
204. Calculating a first parameter change threshold value of each external environment parameter data corresponding to the external environment parameter based on the three-dimensional building data, and generating various outdoor environment parameters of the target house based on the first parameter change threshold value;
in this embodiment, the collected external environment parameter data is analyzed, including meteorological data (such as temperature, humidity, wind speed, wind direction, etc.), illumination intensity, air quality index, etc., and the variation range and trend of different parameters of the house under corresponding time and season, namely, the interval variation range of the first parameter variation threshold value, are calculated through statistics and analysis data; and generating various outdoor environment parameters corresponding to the target house in different time periods according to the calculated first parameter change threshold. These parameters may reflect changes in external environmental parameters at different points in time, such as changes in temperature, humidity, wind speed, etc.
205. Based on a preset measuring and calculating time sequence, acquiring various indoor environment parameter data through an indoor detection module;
in this embodiment, the measurement timing is preset according to the actual requirement and standard. This timing may include 30min, 2h, or one day, etc. at different points in time to meet different needs.
In practical application, based on a preset measuring and calculating time sequence, various indoor environment parameter data including temperature, humidity, CO2 concentration, PM2.5 concentration and the like are collected through an indoor detection module (such as indoor environment parameter equipment installed in a target house, including a temperature and humidity sensor, a CO2 detector, a PM2.5 detector and the like); and then integrates the collected various indoor environment parameter data, and performs necessary processing and unified format conversion so as to facilitate subsequent modeling and analysis application.
206. Performing numerical conversion and change trend analysis on the indoor environment parameter data to obtain a second parameter change threshold corresponding to the internal environment parameter, and generating various indoor environment parameters of the target house based on the second parameter change threshold;
in this embodiment, the collected indoor environmental parameter data is subjected to necessary numerical conversion (for example, converting temperature data from celsius degrees to fahrenheit degrees, or converting humidity data from relative humidity to absolute humidity, etc.), so that statistical data such as average value, peak value, valley value, etc. of each parameter in different time periods, and variation trend and periodic variation rule of each parameter are obtained through statistics and analysis data, based on the result of variation trend analysis, a threshold value interval corresponding to a second parameter variation interval corresponding to an internal environmental parameter is calculated, and finally, according to the calculated second parameter variation threshold value, various indoor environmental parameters of the target house are generated. These parameters may reflect changes in the indoor environmental parameters at different points in time, such as changes in temperature, humidity, CO2 concentration, etc.
207. Based on the outdoor environment parameter and the indoor environment parameter, calculating a first gas circulation coefficient of each detection point and a second gas circulation coefficient between each detection point in the target house by using a monitoring management module, and calculating a detection concentration parameter of each detection point at a preset measuring and calculating time sequence;
208. and calculating the release rate of the harmful substances in the measuring and calculating area based on the decoration material parameters, the first gas flow coefficient, the second gas flow coefficient and the detected concentration parameter.
According to the embodiment of the invention, the decoration material data of the target house is acquired, the corresponding indoor and outdoor environment parameters are acquired, the gas circulation coefficients between the detection points and the outdoor and among the detection points are calculated, and then the release rate of the acquired data and the preliminarily calculated multiple coefficient data are calculated, so that the release rate of harmful substances of the decoration material in each test point area of the target house is obtained, and the efficiency of detecting the release rate and concentration of the harmful substances in the house decoration material is improved.
Referring to fig. 3, a third embodiment of a method for measuring and calculating a release rate of harmful substances from interior materials according to an embodiment of the present invention includes:
301. Acquiring decoration material parameters of at least one measuring and calculating area in a target house, acquiring various outdoor environment parameters of the target house through an outdoor detection module, and acquiring various indoor environment parameters of the target house through an indoor detection module;
302. calculating average value parameters of all outdoor environment parameters and all indoor environment parameters based on the outdoor environment parameters and the indoor environment parameters, and calculating first pressure difference of the internal environment and the external environment of the target house and second pressure difference between all detection points;
in this embodiment, the average value of each parameter is calculated according to the collected outdoor environment parameter and indoor environment parameter data. This can be achieved by counting and averaging the data. For example, an average value of parameters such as outdoor temperature, humidity, wind speed and the like in a corresponding time period and an average value of parameters such as indoor temperature, humidity, CO2 concentration and the like in a corresponding time period are calculated; and calculating a first pressure difference of the internal and external environments of the target house based on the calculated outdoor environment parameter and the air pressure difference of the indoor air and the outdoor air of the corresponding measuring and calculating area in the indoor environment parameter, and calculating a second pressure difference between each detecting point according to the air pressure difference between a plurality of detecting points in the target house. The first pressure difference can reflect the degree of difference of temperature, humidity and the like of indoor and outdoor environments; the second pressure differential may be used to evaluate uniformity and air circulation of the indoor environment.
303. Calculating a first air exchange coefficient of the indoor and outdoor environment and a second air exchange coefficient among all detection points by using a preset first air circulation formula based on the mean value parameters, calculating a first air flow value of the indoor and outdoor air exchange by using a preset second air circulation formula based on the mean value parameters corresponding to the first air exchange coefficient and the indoor environment parameters, and calculating a second air flow value of the indoor and outdoor air exchange by using a preset second air circulation formula based on the mean value parameters corresponding to the second air exchange coefficient and the indoor environment parameters;
in this embodiment, the first gas flow formula is c= (V1-V2)/t, where V1 and V2 are average values of indoor or outdoor carbon dioxide content in ppm when the average value parameter corresponds to two measurements; t is the time interval between two measurements in hours. The second gas circulation formula is q=c×v, where C is an indoor-outdoor air exchange coefficient, and unit is sub/hr; v is the volume of the room in cubic meters.
In practical application, based on the average value parameters corresponding to the indoor and outdoor environments, substituting the average value and time of the carbon dioxide content in the time period between the corresponding measuring and calculating area and the detecting point into a preset first air circulation formula to calculate a first air exchange coefficient C1 of the indoor and outdoor environments and a second air exchange coefficient C2 between the detecting points, substituting the average value parameters corresponding to the first air exchange coefficient and the indoor environment parameters (namely, the space volume corresponding to each measuring and calculating area and the space volume between the detecting points) into a preset second air circulation formula to calculate a first air flow value Q1 of the indoor and outdoor air exchange, and based on the average value parameters corresponding to the second air exchange coefficient and the indoor environment parameters, calculating a second air flow value Q2 of the indoor and outdoor air exchange by using the preset second air circulation formula.
304. Calculating a first gas circulation coefficient of each detection point in the target house by using a preset third gas circulation formula based on the first air flow value, the average value parameter and the first pressure difference, and calculating a second gas circulation coefficient between each detection point by using the preset third gas circulation formula based on the second air flow value, the average value parameter and the second pressure difference;
in this embodiment, the third gas flow formula is n=q/(a (P1-P2)), where n is the air flow coefficient, and the unit is cubic meters per hour per square meter; q is the air flow rate of indoor and outdoor air exchange, and the unit is cubic meters per hour; a is the effective area of a room, and the unit is square meters; p1 and P2 are the pressures inside and outside the chamber, respectively, in pascals (Pa).
In practical application, based on a first air flow value, a mean value parameter and a first pressure difference, a first air circulation coefficient n1 between each detection point in a target house and an outdoor environment can be calculated by using a preset third air circulation formula, and the coefficient reflects the circulation condition of air in the house; by calculating the second gas flow coefficient, the uniformity and smoothness of the air flow between the indoor environment and the external environment can be known, and references are provided for evaluating the overall air exchange efficiency and improving the indoor air quality. Similarly, based on the second air flow value, the mean parameter and the second pressure difference, a second air flow coefficient n2 between the respective detection points, which describes the air flow between the different detection points, may be calculated using a preset third air flow equation. By calculating the first air circulation coefficient, the intensity of air circulation between different positions can be known, and important information is provided for evaluating the uniformity of air quality and ventilation effect.
305. Determining at least one pollutant transfer coefficient of the measuring and calculating area based on the decoration material parameters;
in this embodiment, the contaminant transfer coefficient K herein refers to the mass of the corresponding type of contaminant transferred from the surface of the finishing material to the indoor air per unit time.
In practice, at least one pollutant transfer coefficient of the measuring region may be determined based on the finishing material parameters (e.g., the materials, sheets, etc. used in the respective measuring region). These coefficients reflect the extent to which the finishing material affects the transfer of indoor air pollutants.
306. Respectively calculating the pollutant mass change quantity of corresponding detection points in each measuring and calculating area based on a preset measuring and calculating time sequence, indoor environment parameters and pollutant transfer coefficients to obtain detection concentration parameters;
in this embodiment, the detected concentration parameter C herein refers to the concentration of the corresponding type of harmful substances in the indoor air that changes within a certain period of time (i.e., within the measurement time sequence).
In practical application, the change concentrations of the corresponding harmful objects measured by the relevant sensors in different time periods are calculated respectively based on preset measuring and calculating time sequences, indoor environment parameters and pollutant transfer coefficients.
307. Calculating the gas exchange coefficient of each measuring and calculating area based on the measuring and calculating time sequence, the first gas flow coefficient and the second gas flow coefficient;
in the present embodiment, the gas exchange coefficient a here is a value indicating the number of times of exchange of the indoor air with the outdoor air and the air between the measurement areas in the corresponding time period, for example, each hour.
In practical application, based on the measuring and calculating time sequence, the first gas circulation coefficient and the second gas circulation coefficient, the number of times of gas exchange between each measuring and calculating area and outdoor air due to differences of pressure difference, temperature and the like and the number of times of gas exchange between each measuring and calculating area due to differences of pressure difference, harmful substance concentration, temperature and the like are calculated, and further the number of times of gas exchange of the whole area when each detecting point is completed in a corresponding time period, such as the number of times of air exchange when the corresponding transfer pressure gradient among the three is achieved, is calculated and analyzed based on the number of times of exchange between the two types of times of gas exchange, so that the gas exchange coefficient of each measuring and calculating area is obtained.
308. Determining pollutant release amounts of all measuring and calculating areas at preset measuring and calculating time sequences based on the detected concentration parameters;
in this example, the contaminant release amount q=m-ksa×t, where M is the contaminant mass change, a is the material surface area, S is the contaminant concentration on the material surface, and t is the time.
In practical application, based on a preset measuring and calculating time sequence, indoor environment parameters and pollutant transfer coefficients, the pollutant mass change quantity of corresponding detection points in each measuring and calculating area in preset measuring and calculating time is calculated, and then based on the material surface area A of each measuring and calculating area and the pollutant concentration S of the material surface, the pollutant release quantity Q of the corresponding measuring and calculating area is calculated by using a formula Q=M-KSA×t.
309. And calculating the release rate of the harmful substances in the measuring and calculating area by using a preset release rate formula based on the gas exchange coefficient and the pollutant release amount.
In this embodiment, the release rate formula is v=q/t- αc, and t is a time period corresponding to the measurement timing.
In practical application, based on the gas exchange coefficient, the pollutant release amount and the measuring and calculating time sequence, the release rates of different types of harmful substances in the measuring and calculating area are calculated by using a preset release rate formula.
According to the embodiment of the invention, the decoration material data of the target house is acquired, the corresponding indoor and outdoor environment parameters are acquired, the gas circulation coefficients between the detection points and the outdoor and among the detection points are calculated, and then the release rate of the acquired data and the preliminarily calculated multiple coefficient data are calculated, so that the release rate of harmful substances of the decoration material in each test point area of the target house is obtained, and the efficiency of detecting the release rate and concentration of the harmful substances in the house decoration material is improved.
The method for measuring and calculating the release rate of harmful substances in an interior material according to the embodiment of the present invention is described above, and the device for measuring and calculating the release rate of harmful substances in an interior material according to the embodiment of the present invention is described below, referring to fig. 4, one embodiment of the device for measuring and calculating the release rate of harmful substances in an interior material according to the embodiment of the present invention includes:
the detection module 401 is configured to obtain decoration material parameters of at least one measuring and calculating area in a target house, collect multiple outdoor environment parameters of the target house through the outdoor detection module, and collect multiple indoor environment parameters of the target house through the indoor detection module;
the coefficient measurement module 402 is configured to calculate, based on the outdoor environmental parameter and the indoor environmental parameter, a first gas circulation coefficient of each detection point in the target house and a second gas circulation coefficient between the detection points by using the monitoring management module, and calculate a detection concentration parameter of each detection point at a preset measurement time sequence;
and a rate calculating module 403, configured to calculate a release rate of the harmful substance in the measurement area based on the decoration material parameter, the first gas flow coefficient, the second gas flow coefficient, and the detected concentration parameter.
In the embodiment of the invention, the decoration material parameters of at least one measuring and calculating area in the target house are acquired, and various outdoor environment parameters of the target house are acquired through the outdoor detection module, and various indoor environment parameters of the target house are acquired through the indoor detection module; based on the outdoor environment parameter and the indoor environment parameter, calculating a first gas circulation coefficient of each detection point and a second gas circulation coefficient between each detection point in the target house by using a monitoring management module, and calculating a detection concentration parameter of each detection point at a preset measuring and calculating time sequence; and calculating the release rate of the harmful substances in the measuring and calculating area based on the decoration material parameters, the first gas flow coefficient, the second gas flow coefficient and the detected concentration parameter. According to the method and the device, the decoration material data of the target house are acquired, the corresponding indoor and outdoor environment parameters are acquired, the gas circulation coefficients between the detection points and the outdoor environment and among the detection points are calculated, the release rate is calculated on the acquired data and the preliminarily calculated multiple coefficient data, the release rate of harmful substances of the decoration material in the area of each detection point of the target house is obtained, and therefore the efficiency of detecting the release rate and concentration of the harmful substances in the house decoration material is improved.
Referring to fig. 5, another embodiment of the apparatus for measuring and calculating a release rate of harmful substances from interior materials according to an embodiment of the present invention includes:
the detection module 401 is configured to obtain decoration material parameters of at least one measuring and calculating area in a target house, collect multiple outdoor environment parameters of the target house through the outdoor detection module, and collect multiple indoor environment parameters of the target house through the indoor detection module;
the coefficient measurement module 402 is configured to calculate, based on the outdoor environmental parameter and the indoor environmental parameter, a first gas circulation coefficient of each detection point in the target house and a second gas circulation coefficient between the detection points by using the monitoring management module, and calculate a detection concentration parameter of each detection point at a preset measurement time sequence;
and a rate calculating module 403, configured to calculate a release rate of the harmful substance in the measurement area based on the decoration material parameter, the first gas flow coefficient, the second gas flow coefficient, and the detected concentration parameter.
Further, the detection module 401 includes:
the decoration determining unit is used for respectively determining decoration material data used in at least one measuring and calculating area in the target house and three-dimensional decoration data corresponding to the measuring and calculating area; and the parameter generation unit is used for calculating the door and window communication data and the area decoration area of the measuring and calculating area based on the three-dimensional decoration data, and generating the decoration material parameters of the measuring and calculating area based on the decoration material data, the door and window communication data and the area decoration area.
Further, the detection module 401 includes:
the first acquisition unit is used for acquiring three-dimensional building data of the building where the target house is located and surrounding buildings through the outdoor detection module and acquiring various outdoor environment parameter data of the peripheral buildings of the target house; the first generation unit is used for calculating a first parameter change threshold value of each external environment parameter data corresponding to the external environment parameter based on the three-dimensional building data, and generating various outdoor environment parameters of the target house based on the first parameter change threshold value.
Further, the detection module 401 includes:
the second acquisition unit is used for acquiring various indoor environment parameter data through the indoor detection module based on a preset measuring and calculating time sequence; the second generation unit is used for carrying out numerical conversion and change trend analysis on each indoor environment parameter data to obtain a second parameter change threshold corresponding to the internal environment parameter, and generating various indoor environment parameters of the target house based on the second parameter change threshold.
Further, the coefficient measurement module 402 includes:
a first calculating unit 4021 configured to calculate, based on the outdoor environment parameter and the indoor environment parameter, a mean parameter of each of the outdoor environment parameter and each of the indoor environment parameter, and calculate a first pressure difference between an internal environment and an external environment of the target house and a second pressure difference between each of the detection points; a second calculating unit 4022, configured to calculate, based on the average parameter, a first air exchange coefficient of an indoor and outdoor environment and a second air exchange coefficient between each detection point by using a preset first air circulation formula, calculate, based on the average parameter corresponding to the first air exchange coefficient and the indoor environment parameter, a first air flow value of the indoor and outdoor air exchange by using a preset second air circulation formula, and calculate, based on the average parameter corresponding to the second air exchange coefficient and the indoor environment parameter, a second air flow value of the indoor and outdoor air exchange by using a preset second air circulation formula; the third calculating unit 4023 is configured to calculate, based on the first air flow value, the mean parameter, and the first pressure difference, a first gas flow coefficient of each detection point in the target house using a preset third gas flow equation, and calculate, based on the second air flow value, the mean parameter, and the second pressure difference, a second gas flow coefficient between each detection point using a preset third gas flow equation.
Further, the coefficient measurement module 402 further includes:
a coefficient determination unit 4024 configured to determine at least one contaminant transfer coefficient of the measurement area, respectively, based on the finishing material parameters; the parameter calculating unit 4025 is configured to calculate, based on a preset measurement time sequence, the indoor environmental parameter, and the contaminant transfer coefficient, a contaminant mass variation amount of a corresponding detection point in each measurement area, and obtain a detection concentration parameter.
Further, the rate calculation module 403 includes:
a coefficient calculation unit configured to calculate a gas exchange coefficient of each measurement region based on the measurement timing, the first gas flow coefficient, and the second gas flow coefficient; the quantity determining unit is used for determining the pollutant release quantity of each measuring and calculating area at a preset measuring and calculating time sequence based on the detected concentration parameters; and the rate release unit is used for calculating the release rate of the harmful substances in the measuring and calculating area by utilizing a preset release rate formula based on the gas exchange coefficient and the pollutant release amount.
According to the embodiment of the invention, the decoration material data of the target house is acquired, the corresponding indoor and outdoor environment parameters are acquired, the gas circulation coefficients between the detection points and the outdoor and among the detection points are calculated, and then the release rate of the acquired data and the preliminarily calculated multiple coefficient data are calculated, so that the release rate of harmful substances of the decoration material in each test point area of the target house is obtained, and the efficiency of detecting the release rate and concentration of the harmful substances in the house decoration material is improved.
The above-described device for measuring and calculating the release rate of harmful substances from interior materials in the embodiment of the present invention is described in detail from the point of view of modularized functional entities in fig. 4 and 5, and the following describes the device for measuring and calculating the release rate of harmful substances from interior materials in the embodiment of the present invention from the point of view of hardware processing.
Fig. 6 is a schematic structural diagram of an apparatus for measuring and calculating a release rate of harmful substances from interior materials according to an embodiment of the present invention, where the apparatus 600 for measuring and calculating a release rate of harmful substances from interior materials may have a relatively large difference due to different configurations or performances, and may include one or more processors (central processing units, CPU) 610 (e.g., one or more processors) and a memory 620, and one or more storage media 630 (e.g., one or more mass storage devices) storing application programs 633 or data 632. Wherein the memory 620 and the storage medium 630 may be transitory or persistent storage. The program stored in the storage medium 630 may include one or more modules (not shown), each of which may include a series of instruction operations in the apparatus 600 for measuring and calculating the release rate of harmful substances from interior materials. Still further, the processor 610 may be configured to communicate with the storage medium 630 to execute a series of instruction operations in the storage medium 630 on the apparatus 600 for measuring and calculating the release rate of harmful substances of interior material.
The device 600 for measuring and calculating the rate of release of harmful substances from interior materials may further include one or more power supplies 640, one or more wired or wireless network interfaces 650, one or more input/output interfaces 660, and/or one or more operating systems 631, such as Windows Serve, mac OS X, unix, linux, freeBSD, etc. It will be appreciated by those skilled in the art that the structure of the measuring apparatus for the release rate of harmful substances of an interior material shown in fig. 6 does not constitute a limitation of the measuring apparatus for the release rate of harmful substances of an interior material, and may include more or less parts than those shown, or may be combined with some parts, or may be arranged with different parts.
The invention also provides a device for measuring and calculating the release rate of harmful substances of the interior decoration materials, which comprises a memory and a processor, wherein the memory is stored with computer readable instructions, and the computer readable instructions, when executed by the processor, cause the processor to execute the steps of the method for measuring and calculating the release rate of harmful substances of the interior decoration materials in the above embodiments.
The present invention also provides a computer readable storage medium, which may be a non-volatile computer readable storage medium, or may be a volatile computer readable storage medium, where instructions are stored in the computer readable storage medium, and when the instructions run on a computer, the computer is caused to perform the steps of the method for measuring and calculating the release rate of harmful substances from interior materials.
It will be clear to those skilled in the art that, for convenience and brevity of description, specific working procedures of the above-described systems, apparatuses and units may refer to corresponding procedures in the foregoing method embodiments, which are not repeated herein.
The integrated units, if implemented in the form of software functional units and sold or used as stand-alone products, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied essentially or in part or all of the technical solution or in part in the form of a software product stored in a storage medium, including instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a read-only memory (ROM), a random access memory (random access memory, RAM), a magnetic disk, or an optical disk, or other various media capable of storing program codes.
The subject application is operational with numerous general purpose or special purpose computer system environments or configurations. For example: personal computers, server computers, hand-held or portable devices, tablet devices, multiprocessor systems, microprocessor-based systems, set top boxes, programmable consumer electronics, network PCs, minicomputers, mainframe computers, distributed computing environments that include any of the above systems or devices, and the like. The application may be described in the general context of computer-executable instructions, such as program modules, being executed by a computer. Generally, program modules include routines, programs, objects, components, data structures, etc. that perform particular tasks or implement particular abstract data types. The application may also be practiced in distributed computing environments where tasks are performed by remote processing devices that are linked through a communications network. In a distributed computing environment, program modules may be located in both local and remote computer storage media including memory storage devices.
The above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The method for measuring and calculating the release rate of harmful substances of the interior decoration material is applied to a system for measuring and calculating the release rate of harmful substances of the interior decoration material, and the system for measuring and calculating the release rate of the harmful substances of the interior decoration material comprises at least one outdoor detection module, at least one indoor detection module and a monitoring management module and is characterized in that the method for measuring and calculating the release rate of the harmful substances of the interior decoration material comprises the following steps:
acquiring decoration material parameters of at least one measuring and calculating area in a target house, acquiring various outdoor environment parameters of the target house through the outdoor detection module, and acquiring various indoor environment parameters of the target house through the indoor detection module;
based on the outdoor environment parameter and the indoor environment parameter, calculating a first gas circulation coefficient of each detection point and a second gas circulation coefficient between each detection point in the target house by using the monitoring management module, and calculating a detection concentration parameter of each detection point at a preset measuring and calculating time sequence;
and calculating the release rate of the harmful substances in the measuring and calculating area based on the decoration material parameter, the first gas circulation coefficient, the second gas circulation coefficient and the detection concentration parameter.
2. The method for measuring and calculating the release rate of harmful substances from interior materials according to claim 1, wherein said obtaining the parameters of the interior materials in at least one measuring and calculating area in the target house comprises:
respectively determining decoration material data used in at least one measuring and calculating area in a target house and three-dimensional decoration data corresponding to the measuring and calculating area;
and calculating the door and window communication data and the area decoration area of the measuring and calculating area based on the three-dimensional decoration data, and generating the decoration material parameters of the measuring and calculating area based on the decoration material data, the door and window communication data and the area decoration area.
3. The method for measuring and calculating the release rate of harmful substances from interior materials according to claim 1, wherein the step of collecting a plurality of outdoor environmental parameters of the target house by the outdoor detection module comprises the steps of:
the three-dimensional building data of the building where the target house is located and surrounding buildings are collected through the outdoor detection module, and various outdoor environment parameter data of the peripheral buildings of the target house are collected;
and calculating a first parameter change threshold value of each external environment parameter data corresponding to the external environment parameter based on the three-dimensional building data, and generating various outdoor environment parameters of the target house based on the first parameter change threshold value.
4. The method for measuring and calculating the release rate of harmful substances from interior materials according to claim 1, wherein the collecting, by the indoor detection module, a plurality of indoor environmental parameters of the target house comprises:
based on a preset measuring and calculating time sequence, acquiring various indoor environment parameter data through the indoor detection module;
performing numerical conversion and change trend analysis on each indoor environment parameter data to obtain a second parameter change threshold corresponding to the internal environment parameter, and generating various indoor environment parameters of the target house based on the second parameter change threshold.
5. The method for measuring and calculating a harmful substance release rate of an interior material according to claim 1, wherein the calculating a first gas flow coefficient at each detection point and a second gas flow coefficient between each detection point in the target house based on the outdoor environment parameter and the indoor environment parameter by using the monitoring management module comprises:
calculating average value parameters of the outdoor environment parameters and the indoor environment parameters based on the outdoor environment parameters and the indoor environment parameters, and calculating first pressure differences of the internal environment and the external environment of the target house and second pressure differences between detection points;
Calculating a first air exchange coefficient of an indoor and outdoor environment and a second air exchange coefficient among detection points by using a preset first air circulation formula based on the average value parameter, calculating a first air flow value of the indoor and outdoor air exchange by using a preset second air circulation formula based on the first air exchange coefficient and the average value parameter corresponding to the indoor environment parameter, and calculating a second air flow value of the indoor and outdoor air exchange by using a preset second air circulation formula based on the second air exchange coefficient and the average value parameter corresponding to the indoor environment parameter;
and calculating a first gas circulation coefficient of each detection point in the target house by using a preset third gas circulation formula based on the first air flow value, the mean value parameter and the first pressure difference, and calculating a second gas circulation coefficient between each detection point by using the preset third gas circulation formula based on the second air flow value, the mean value parameter and the second pressure difference.
6. The method for measuring and calculating the release rate of harmful substances from interior materials according to claim 1, wherein the calculating the detected concentration parameter of each of the detection points at the preset measuring and calculating timing comprises:
Determining at least one pollutant transfer coefficient of the measuring and calculating area based on the decoration material parameters;
and respectively calculating the pollutant mass change quantity of the corresponding detection point in each measuring and calculating area based on a preset measuring and calculating time sequence, the indoor environment parameter and the pollutant transfer coefficient to obtain a detection concentration parameter.
7. The method according to claim 6, wherein calculating the release rate of the harmful substances in the measurement region based on the fitting-up material parameter, the first gas flow coefficient, the second gas flow coefficient, and the detected concentration parameter, comprises:
calculating a gas exchange coefficient of each measuring area based on the measuring and calculating time sequence, the first gas flow coefficient and the second gas flow coefficient;
determining the pollutant release amount of each measuring and calculating area at a preset measuring and calculating time sequence based on the detected concentration parameters;
and calculating the release rate of the harmful substances in the measuring and calculating area by using a preset release rate formula based on the gas exchange coefficient and the pollutant release amount.
8. The utility model provides a measuring and calculating device of interior decoration material harmful substance release rate, the measuring and calculating device of interior decoration material harmful substance release rate is applied to the measuring and calculating system of interior decoration material harmful substance release rate, the measuring and calculating system of interior decoration material harmful substance release rate includes at least one outdoor detection module, at least one indoor detection module and monitoring management module, its characterized in that, the measuring and calculating device of interior decoration material harmful substance release rate includes:
The detection module is used for acquiring decoration material parameters of at least one measuring and calculating area in the target house, acquiring various outdoor environment parameters of the target house through the outdoor detection module, and acquiring various indoor environment parameters of the target house through the indoor detection module;
the coefficient measuring and calculating module is used for calculating a first gas circulation coefficient of each detection point and a second gas circulation coefficient between the detection points in the target house by using the monitoring management module based on the outdoor environment parameter and the indoor environment parameter, and calculating a detection concentration parameter of each detection point at a preset measuring and calculating time sequence;
and the rate calculation module is used for calculating the release rate of the harmful substances in the measuring and calculating area based on the decoration material parameter, the first gas circulation coefficient, the second gas circulation coefficient and the detection concentration parameter.
9. A measuring and calculating apparatus for a release rate of harmful substances of an interior material, characterized in that the measuring and calculating apparatus for a release rate of harmful substances of an interior material comprises: a memory and at least one processor, the memory having instructions stored therein;
The at least one processor invokes the instructions in the memory to cause the apparatus for measuring and calculating the release rate of harmful substances of an interior material to perform the respective steps of the method for measuring and calculating the release rate of harmful substances of an interior material according to any one of claims 1 to 7.
10. A computer-readable storage medium having instructions stored thereon, wherein the instructions, when executed by a processor, implement the steps of the method for measuring and calculating the release rate of harmful substances from interior materials according to any one of claims 1 to 7.
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