CN110044028B - Formaldehyde monitoring environment simulation method of formaldehyde monitoring environment simulation system - Google Patents

Formaldehyde monitoring environment simulation method of formaldehyde monitoring environment simulation system Download PDF

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CN110044028B
CN110044028B CN201910241617.5A CN201910241617A CN110044028B CN 110044028 B CN110044028 B CN 110044028B CN 201910241617 A CN201910241617 A CN 201910241617A CN 110044028 B CN110044028 B CN 110044028B
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CN110044028A (en
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赵晓晖
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Beijing Muqi Technology Co ltd
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/56—Remote control
    • F24F11/58—Remote control using Internet communication
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/64—Electronic processing using pre-stored data
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/20—Humidity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/50—Air quality properties
    • F24F2110/64—Airborne particle content
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/50—Air quality properties
    • F24F2110/65—Concentration of specific substances or contaminants
    • F24F2110/66—Volatile organic compounds [VOC]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/50—Air quality properties
    • F24F2110/65—Concentration of specific substances or contaminants
    • F24F2110/70—Carbon dioxide
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2130/00—Control inputs relating to environmental factors not covered by group F24F2110/00
    • F24F2130/20—Sunlight
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

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  • Air Conditioning Control Device (AREA)

Abstract

The invention discloses a formaldehyde monitoring environment simulation system and a formaldehyde monitoring environment simulation method. The invention has the beneficial effects that: the control of air conditioner and new fan can be realized through the gateway, the indoor common environment is simulated, the continuous formaldehyde detection in long-time and multi-environment is realized, and the health survival time is predicted according to the detectable curve.

Description

Formaldehyde monitoring environment simulation method of formaldehyde monitoring environment simulation system
Technical Field
The invention relates to the technical field of formaldehyde detection, in particular to a formaldehyde monitoring environment simulation system and a formaldehyde monitoring environment simulation method.
Background
At present, there are three main methods for monitoring formaldehyde: detecting a formaldehyde self-testing box; detecting by a professional formaldehyde monitoring instrument and detecting by professional detection personnel.
The formaldehyde self-testing box is low in price, and a user needs to prepare a detection environment in advance according to the instruction, operate according to the detection requirement and compare the detection environment with the detection requirement. In the detection operation process, the accuracy of the detection result is easily influenced by improper operation. Therefore, such detection methods have certain requirements for users. The formaldehyde self-testing box is a disposable product, and the detection content is the formaldehyde detection result of the next area position at a time point. And the quality of the product also has a great influence on the detection result.
Professional formaldehyde detection instruments are expensive, but the detection is more accurate. For example, HTV formaldehyde detectors manufactured by PPM of UK have a mean value of more than 1 w. The detection steps are complex, and instrument calibration is needed to ensure the detection accuracy. The product is not suitable for common users, has high cost and strong specialization, and only aims at the formaldehyde concentration of one area point under one time point in one detection.
Professional detection personnel need to make an appointment in advance for door-to-door detection, charge according to a point location, and generally, a user needs to cooperate with a room to prepare a test environment in advance. The time for the detection of the upper door is about 20 minutes, and the detection period is about 2 working days. This method requires high time and labor costs and is only directed to the formaldehyde concentration at one area site at one time point.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
Aiming at the technical problems in the related art, the invention provides a formaldehyde monitoring environment simulation system and a formaldehyde monitoring environment simulation method, which solve the technical problems that the current air formaldehyde detection instrument is complex in operation, only can detect a single environment once, only aims at one area point position under one time point in one detection, has no continuity and high price, cannot bring more effective life information to users and the like.
In order to achieve the technical purpose, the technical scheme of the invention is realized as follows:
the utility model provides a formaldehyde monitoring environmental simulation system, includes the controller, the controller is connected with air conditioner, new fan, temperature sensor, humidity transducer and formaldehyde sensor respectively, the controller basis temperature sensor's feedback with humidity transducer's feedback is through control the air conditioner with new fan comes the indoor humiture of adjustment in order to satisfy the required environmental condition of formaldehyde detection.
Further, the controller comprises a single chip microcomputer or a CPU.
Further, the controller is also connected with a carbon dioxide sensor, a TVOC sensor, a PM2.5 sensor and an illumination sensor respectively.
Further, the controller is respectively connected with the air conditioner and the fresh air machine through a gateway,
further, the controller is also in communication connection with a cloud server, and the cloud server is in communication connection with an intelligent terminal.
The invention also discloses a formaldehyde monitoring environment simulation method, which comprises the following steps:
s1, adjusting the temperature of the air conditioner to control the indoor temperature to be 20-23 ℃, sealing the room, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating a formaldehyde volatilization curve at 20-23 ℃;
s2, adjusting the temperature of the air conditioner to control the indoor temperature to be 20-23 ℃, starting the new fan and keeping the maximum air volume, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating a new air purification formaldehyde volatilization curve at 20-23 ℃;
s3, adjusting the temperature of the air conditioner to control the indoor temperature to be 28-31 ℃, closing the fresh air fan, sealing the room, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating a formaldehyde volatilization curve at 28-31 ℃;
s4, adjusting the temperature of the air conditioner to control the indoor temperature to be 28-31 ℃, starting the fresh air and keeping the maximum air volume, continuously detecting the formaldehyde concentration in the room under the environmental condition, and generating a fresh air purification formaldehyde volatilization curve at 28-31 ℃;
s5 predicts the time required for the room to reach the standard of the user health under the two conditions of natural ventilation and opening the fresh air fan according to the formaldehyde volatilization curve at 20-23 ℃, the fresh air purification formaldehyde volatilization curve at 20-23 ℃, the formaldehyde volatilization curve at 28-31 ℃ and the fresh air purification formaldehyde volatilization curve at 28-31 ℃ and according to the formaldehyde volatilization curve measured in advance under the conditions of corresponding temperature and natural ventilation.
The invention also discloses a formaldehyde monitoring environment simulation method, which comprises the following steps when the fresh air fan is always in a closed state:
s1, adjusting the temperature of the air conditioner to control the indoor temperature to be 20-23 ℃, sealing the room, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating a formaldehyde volatilization curve of the sealed environment at 20-23 ℃;
after the S2 window is opened, adjusting the temperature of the air conditioner to control the indoor temperature to be 20-23 ℃, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating an environmental formaldehyde volatilization curve at 20-23 ℃;
s3, closing the window, sealing the room, adjusting the temperature of the air conditioner to control the indoor temperature to be 28-31 ℃, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating a formaldehyde volatilization curve of the sealed environment at 28-31 ℃;
and after the S4 window is opened, adjusting the temperature of the air conditioner to control the indoor temperature to be 28-31 ℃, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating an environmental formaldehyde volatilization curve at 28-31 ℃.
S5 according to airtight environment formaldehyde volatilization curve under 20-23 degrees centigrade, open environment formaldehyde volatilization curve under 20-23 degrees centigrade, airtight environment formaldehyde volatilization curve under 28-31 degrees centigrade, open environment formaldehyde volatilization curve under 28-31 degrees centigrade to according to the volatilization curve of the formaldehyde that is in corresponding temperature and new fan under the condition of opening that measures in advance, the prediction room reaches the time that the user health survives the standard under two kinds of conditions of natural draft and opening new fan.
The invention also discloses a formaldehyde monitoring environment simulation method, which comprises the following steps when the air conditioner is always in a closed state:
s1, sealing the room in a room temperature environment, and continuously detecting the formaldehyde concentration in the room in the environment to generate a formaldehyde volatilization curve at the room temperature;
s2, starting the fresh air fan and keeping a low air speed at room temperature, continuously detecting the concentration of formaldehyde in the room under the environment condition, and generating a fresh air purification formaldehyde volatilization curve at the low air speed;
s3, starting the fresh air fan and keeping the medium air speed at room temperature, continuously detecting the concentration of formaldehyde in the room under the environment condition, and generating a fresh air purification formaldehyde volatilization curve at the medium air speed;
s4, starting the fresh air fan and keeping high wind speed at room temperature, continuously detecting the concentration of formaldehyde in the room under the environment condition, and generating a fresh air purification formaldehyde volatilization curve under the high wind speed;
s5 predicting the time required by the room to reach the standard of the health of the user under the two conditions of natural ventilation and starting the fresh air fan according to the formaldehyde volatilization curve at room temperature, the fresh air purification formaldehyde volatilization curve at low wind speed, the fresh air purification formaldehyde volatilization curve at medium wind speed and the fresh air purification formaldehyde volatilization curve at high wind speed and according to the pre-measured formaldehyde volatilization curves at corresponding temperature and under the condition of natural ventilation.
The invention also discloses a formaldehyde monitoring environment simulation method, which comprises the following steps when the air conditioner and the fresh air fan are always in a closed state:
s1, sealing the room in the room temperature environment, continuously detecting the concentration of formaldehyde in the room in the environment condition, and generating a formaldehyde volatilization curve in the sealed environment at the room temperature;
s2, opening the window at room temperature, continuously detecting the formaldehyde concentration in the room at the environment condition, and generating an environment formaldehyde volatilization curve at room temperature;
s3, predicting the time required by the room to reach the standard of the user health under the two conditions of natural ventilation and the opening of the new fan according to the closed environment formaldehyde volatilization curve at the room temperature and the open environment formaldehyde volatilization curve at the room temperature, and according to the pre-measured formaldehyde volatilization curve at the corresponding temperature and under the opening condition of the new fan.
The invention has the beneficial effects that: the control of air conditioner and new fan can be realized through the gateway, the indoor common environment is simulated, the continuous formaldehyde detection in long-time and multi-environment is realized, and the health survival time is predicted according to the detectable curve.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a connection block diagram of a formaldehyde monitoring environment simulation system according to an embodiment of the invention;
FIG. 2 is a block flow diagram of a first scenario according to an embodiment of the present invention;
FIG. 3 is a block flow diagram of scenario two according to an embodiment of the present invention;
FIG. 4 is a block flow diagram of scenario three according to an embodiment of the present invention;
fig. 5 is a flow chart of a fourth scheme according to the embodiment of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
As shown in fig. 1 to 5, the formaldehyde monitoring environment simulation system according to the embodiment of the invention includes a controller, the controller is respectively connected with an air conditioner, a fresh air blower, a temperature sensor, a humidity sensor and a formaldehyde sensor, and the controller adjusts indoor temperature and humidity by controlling the air conditioner and the fresh air blower according to feedback of the temperature sensor and feedback of the humidity sensor so as to meet environmental conditions required by formaldehyde detection.
In a specific embodiment of the present invention, the controller includes a single chip microcomputer or a CPU.
In an embodiment of the present invention, the controller is further connected to a carbon dioxide sensor, a TVOC sensor, a PM2.5 sensor, and an illumination sensor, respectively.
In one embodiment of the invention, the controller is connected to the air conditioner and the fresh air machine through gateways,
in a specific embodiment of the present invention, the controller is further communicatively connected to a cloud server, and the cloud server is communicatively connected to an intelligent terminal.
The invention also discloses a formaldehyde monitoring environment simulation method, which comprises the following steps:
s1, adjusting the temperature of the air conditioner to control the indoor temperature to be 20-23 ℃, sealing the room, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating a formaldehyde volatilization curve at 20-23 ℃;
s2, adjusting the temperature of the air conditioner to control the indoor temperature to be 20-23 ℃, starting the new fan and keeping the maximum air volume, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating a new air purification formaldehyde volatilization curve at 20-23 ℃;
s3, adjusting the temperature of the air conditioner to control the indoor temperature to be 28-31 ℃, closing the fresh air fan, sealing the room, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating a formaldehyde volatilization curve at 28-31 ℃;
s4, adjusting the temperature of the air conditioner to control the indoor temperature to be 28-31 ℃, starting the fresh air and keeping the maximum air volume, continuously detecting the formaldehyde concentration in the room under the environmental condition, and generating a fresh air purification formaldehyde volatilization curve at 28-31 ℃;
s5 predicts the time required for the room to reach the standard of the user health under the two conditions of natural ventilation and opening the fresh air fan according to the formaldehyde volatilization curve at 20-23 ℃, the fresh air purification formaldehyde volatilization curve at 20-23 ℃, the formaldehyde volatilization curve at 28-31 ℃ and the fresh air purification formaldehyde volatilization curve at 28-31 ℃ and according to the formaldehyde volatilization curve measured in advance under the conditions of corresponding temperature and natural ventilation.
The invention also discloses a formaldehyde monitoring environment simulation method, which comprises the following steps when the fresh air fan is always in a closed state:
s1, adjusting the temperature of the air conditioner to control the indoor temperature to be 20-23 ℃, sealing the room, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating a formaldehyde volatilization curve of the sealed environment at 20-23 ℃;
after the S2 window is opened, adjusting the temperature of the air conditioner to control the indoor temperature to be 20-23 ℃, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating an environmental formaldehyde volatilization curve at 20-23 ℃;
s3, closing the window, sealing the room, adjusting the temperature of the air conditioner to control the indoor temperature to be 28-31 ℃, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating a formaldehyde volatilization curve of the sealed environment at 28-31 ℃;
and after the S4 window is opened, adjusting the temperature of the air conditioner to control the indoor temperature to be 28-31 ℃, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating an environmental formaldehyde volatilization curve at 28-31 ℃.
S5 according to airtight environment formaldehyde volatilization curve under 20-23 degrees centigrade, open environment formaldehyde volatilization curve under 20-23 degrees centigrade, airtight environment formaldehyde volatilization curve under 28-31 degrees centigrade, open environment formaldehyde volatilization curve under 28-31 degrees centigrade to according to the volatilization curve of the formaldehyde that is in corresponding temperature and new fan under the condition of opening that measures in advance, the prediction room reaches the time that the user health survives the standard under two kinds of conditions of natural draft and opening new fan.
The invention also discloses a formaldehyde monitoring environment simulation method, which comprises the following steps when the air conditioner is always in a closed state:
s1, sealing the room in a room temperature environment, and continuously detecting the formaldehyde concentration in the room in the environment to generate a formaldehyde volatilization curve at the room temperature;
s2, starting the fresh air fan and keeping a low air speed at room temperature, continuously detecting the concentration of formaldehyde in the room under the environment condition, and generating a fresh air purification formaldehyde volatilization curve at the low air speed;
s3, starting the fresh air fan and keeping the medium air speed at room temperature, continuously detecting the concentration of formaldehyde in the room under the environment condition, and generating a fresh air purification formaldehyde volatilization curve at the medium air speed;
s4, starting the fresh air fan and keeping high wind speed at room temperature, continuously detecting the concentration of formaldehyde in the room under the environment condition, and generating a fresh air purification formaldehyde volatilization curve under the high wind speed;
s5 predicting the time required by the room to reach the standard of the health of the user under the two conditions of natural ventilation and starting the fresh air fan according to the formaldehyde volatilization curve at room temperature, the fresh air purification formaldehyde volatilization curve at low wind speed, the fresh air purification formaldehyde volatilization curve at medium wind speed and the fresh air purification formaldehyde volatilization curve at high wind speed and according to the pre-measured formaldehyde volatilization curves at corresponding temperature and under the condition of natural ventilation.
The invention also discloses a formaldehyde monitoring environment simulation method, which comprises the following steps when the air conditioner and the fresh air fan are always in a closed state:
s1, sealing the room in the room temperature environment, continuously detecting the concentration of formaldehyde in the room in the environment condition, and generating a formaldehyde volatilization curve in the sealed environment at the room temperature;
s2, opening the window at room temperature, continuously detecting the formaldehyde concentration in the room at the environment condition, and generating an environment formaldehyde volatilization curve at room temperature;
s3, predicting the time required by the room to reach the standard of the user health under the two conditions of natural ventilation and the opening of the new fan according to the closed environment formaldehyde volatilization curve at the room temperature and the open environment formaldehyde volatilization curve at the room temperature, and according to the pre-measured formaldehyde volatilization curve at the corresponding temperature and under the opening condition of the new fan.
In order to facilitate understanding of the above-described embodiments of the present invention, the following detailed description of the embodiments of the present invention is provided by way of specific usage.
The formaldehyde monitoring environment simulation system can also be called a health intelligent housekeeper.
The formaldehyde monitoring environment simulation system can adjust indoor environment, intelligently create various detection environments, and continuously monitor the formaldehyde concentration in the air for 4 days.
The formaldehyde monitoring environment simulation system is internally provided with a gateway and an environment sensor, wherein the environment sensor comprises a temperature sensor, a humidity sensor, a formaldehyde sensor, a carbon dioxide sensor, a TVOC sensor, a PM2.5 sensor and an illumination sensor. The gateway is connected with the air conditioner and the fresh air machine in a wired or wireless mode, a controller is arranged in the gateway, and the controller adjusts indoor temperature and humidity through controlling the indoor air conditioner and the fresh air machine according to feedback of a temperature sensor and a humidity sensor so as to achieve environment conditions required by formaldehyde detection in each stage.
Temperature sensor is used for detecting the room in the temperature, and humidity transducer is used for detecting the room in humidity, and formaldehyde sensor is used for detecting the room in formaldehyde concentration, and carbon dioxide sensor is used for detecting the room in carbon dioxide concentration, and TVOC sensor is used for detecting the room in the concentration of volatile organic compounds, and PM2.5 sensor is used for detecting the room in PM 2.5's concentration, and illumination sensor is used for detecting the illumination intensity in the room.
The controller comprises a single chip microcomputer or a CPU, the single chip microcomputer adopts STM32 series single chip microcomputers, such as STM32F103VCT6, and the controller is connected with a matched memory, a timer, input equipment and the like. The input device may be a touch display screen, a keyboard or a mouse, etc.
The controller is connected with the cloud server in a wired or wireless mode, the cloud server is connected with an intelligent terminal (such as a smart phone, a computer and the like), and the intelligent terminal is provided with an applet, a public number and the like which are matched with the cloud server, so that data interaction with the cloud server is realized.
The user may select formaldehyde detection on an applet, public number, or input device. The formaldehyde monitoring environment simulation system firstly detects the equipment condition. The equipment conditions are divided into four conditions that the fresh air machine and the air conditioner can be controlled in a joint mode, only the fresh air machine can be controlled in a joint mode, and the fresh air machine and the air conditioner cannot be controlled in a joint mode. There are different detection schemes according to each case. After 4 days of detection, the formaldehyde monitoring environment simulation system can immediately finish a formaldehyde detection report for a user, and the formaldehyde monitoring environment simulation system can predict the time that the user can live in healthily through the volatilization condition of formaldehyde under different conditions within 4 days.
And after the formaldehyde monitoring environment simulation system evaluates the equipment conditions, starting a formaldehyde detection scheme meeting corresponding conditions.
The first scheme is as follows: the formaldehyde monitoring environment simulation system can jointly control a fresh air fan and an air conditioner in a room. The scheme consists of the following four stages.
The first stage is as follows: adjusting the temperature of the air conditioner to control the indoor temperature to be 20-23 ℃, sealing the room, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating a formaldehyde volatilization curve at 20-23 ℃.
And a second stage: adjusting the temperature of the air conditioner to control the indoor temperature to be 20-23 ℃, starting the new fan and keeping the maximum air quantity, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating a new air purification formaldehyde volatilization curve at 20-23 ℃.
And a third stage: adjusting the temperature of the air conditioner to control the indoor temperature to be 28-31 ℃, closing the fresh air fan, sealing the room, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating a formaldehyde volatilization curve at 28-31 ℃.
A fourth stage: adjusting the temperature of the air conditioner to control the indoor temperature to be 28-31 ℃, starting the new fan and keeping the maximum air quantity, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating a new air purification formaldehyde volatilization curve at 28-31 ℃.
Scheme II: the formaldehyde monitoring environment simulation system can only jointly control the air conditioner in a room, and the fresh air fan is always in a closed state. The scheme consists of the following four stages.
The first stage is as follows: adjusting the temperature of the air conditioner to control the indoor temperature to be 20-23 ℃, sealing the room, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating a formaldehyde volatilization curve of the sealed environment at 20-23 ℃.
And a second stage: after a user opens a window and selects and confirms the window opening on a small program or an input device, the formaldehyde monitoring environment simulation system enters the second-stage formaldehyde detection, the air conditioner controls the indoor temperature to be 20-23 ℃, the formaldehyde concentration in a room under the environment condition is continuously detected, and an environment formaldehyde volatilization curve is generated at 20-23 ℃.
And a third stage: and after the user closes the window and selects and confirms closing of the window on a small program or an input device, the formaldehyde monitoring environment simulation system enters the third-stage detection, the air conditioner controls the indoor temperature to be 28-31 ℃, the room is in a closed environment, the formaldehyde concentration in the room under the environment condition is continuously detected, and a formaldehyde volatilization curve of the closed environment at 28-31 ℃ is generated.
A fourth stage: and after the user opens the window again and selects and confirms the window opening again on the small program or the input equipment, the formaldehyde monitoring environment simulation system enters the detection of the fourth stage, the air conditioner controls the indoor temperature to be 28-31 ℃, the formaldehyde concentration in the room under the environmental condition is continuously detected, and the environment formaldehyde volatilization curve is generated at 28-31 ℃.
And the second scheme needs to be completed by the cooperation of the user. The user is required to open or close the window during the detection process, and the corresponding detection stage can be entered after confirming the room state (whether to open or close the window) on the applet or the input device. Reminding pushing is carried out on the small programs and the public numbers. The detection time period of each stage was set to 24 hours. And after 24 hours enter the second stage, the cloud server can push a windowing prompt to the intelligent terminal of the user.
The third scheme is as follows: the formaldehyde monitoring environment simulation system can only jointly control a fresh air fan in a room, and the air conditioner is always in a closed state. The scheme consists of the following four stages.
The first stage is as follows: and (3) sealing the room in the room temperature environment, and continuously detecting the concentration of formaldehyde in the room in the environment to generate a formaldehyde volatilization curve at the room temperature.
And a second stage: and (3) under the room temperature environment, starting the fresh air fan and keeping the low air speed, continuously detecting the formaldehyde concentration in the room under the environment condition, and generating a fresh air purification formaldehyde volatilization curve under the low air speed.
And a third stage: and (3) under the room temperature environment, starting the fresh air fan, keeping the medium air speed, continuously detecting the concentration of the formaldehyde in the room under the environment condition, and generating a fresh air purification formaldehyde volatilization curve under the medium air speed.
A fourth stage: and (3) under the room temperature environment, starting the fresh air fan and keeping the high wind speed, continuously detecting the formaldehyde concentration in the room under the environment condition, and generating a fresh air purification formaldehyde volatilization curve under the high wind speed.
The scheme is used for detecting the aldehyde removal condition in the room temperature environment and the aldehyde removal condition after the fresh air fans of different degrees are started. And reminding and pushing of the current situation are carried out on the small program and the public number. The detection time period of each stage was set to 24 hours.
And the scheme is as follows: the formaldehyde monitoring environment simulation system cannot jointly control the air conditioner and the fresh air machine in a room, and the air conditioner and the fresh air machine are always in a closed state. The scheme consists of the following four stages.
The first stage is as follows: and after the user closes the window and selects and confirms to close the window on the small program or the input equipment, the room is closed in the room temperature environment, the formaldehyde concentration in the room under the environment condition is continuously detected, and a formaldehyde volatilization curve of the closed environment at the room temperature is generated.
And a second stage: 24 hours later in the first stage, the applet and the public number recommend the user to open a window for ventilation, after the user opens the window and selects and confirms the window opening on the applet or the input device, the formaldehyde monitoring environment simulation system enters the second stage of detection, the formaldehyde concentration in the room under the environment condition is continuously detected at the room temperature, an environment formaldehyde volatilization curve is generated under the room temperature, and the second stage of detection lasts for 72 hours.
In the fourth scheme, the time of the first stage is 24 hours, after the detection is started for 24H, the cloud server pushes the windowing prompt, and after the user windows, the user clicks on the small program or the input device to confirm the windowing, and then the second stage is started. The second stage is continuous detection of formaldehyde concentration. And the detection report still records the condition of the formaldehyde in the period from pushing information to clicking confirmation by the user.
And the controller analyzes and judges according to the generated formaldehyde volatilization curve, generates a corresponding formaldehyde detection report and pushes the report to the intelligent terminal through the cloud server.
In the first scheme, the time required by the room to reach the standard of health of a user under the two conditions of natural ventilation and starting of the fresh air fan is predicted according to a formaldehyde volatilization curve at 20-23 ℃, a fresh air purification formaldehyde volatilization curve at 20-23 ℃, a formaldehyde volatilization curve at 28-31 ℃ and a fresh air purification formaldehyde volatilization curve at 28-31 ℃, and according to the formaldehyde volatilization curves at the corresponding temperatures (20-23 ℃ and 28-31 ℃) and under the condition of natural ventilation.
In the second scheme, according to the closed environment formaldehyde volatilization curve at 20-23 ℃, the open environment formaldehyde volatilization curve at 20-23 ℃, the closed environment formaldehyde volatilization curve at 28-31 ℃ and the open environment formaldehyde volatilization curve at 28-31 ℃, and according to the formaldehyde volatilization curves at corresponding temperatures (20-23 ℃ and 28-31 ℃) and under the starting condition of the fresh air fan, the time required by the room to reach the user health check-in standard under the two conditions of natural ventilation and the opening of the fresh air fan is predicted.
In the third scheme, according to a formaldehyde volatilization curve at room temperature, a fresh air purification formaldehyde volatilization curve at low wind speed, a fresh air purification formaldehyde volatilization curve at medium wind speed and a fresh air purification formaldehyde volatilization curve at high wind speed, and according to the formaldehyde volatilization curve at corresponding temperature (same as or close to room temperature) and under the condition of natural ventilation, the time required by the room to reach the user health check-in standard under the two conditions of natural ventilation and new fan starting is predicted.
And in the fourth scheme, according to the closed environment formaldehyde volatilization curve at the room temperature and the environment formaldehyde volatilization curve at the room temperature, and according to the formaldehyde volatilization curve at the corresponding temperature (the same as or close to the room temperature) under the starting condition of the new fan, the time required by the room to reach the user health survival standard under the two conditions of natural ventilation and the starting of the new fan is predicted.
The reference curves such as the volatilization curve of the formaldehyde under the condition of corresponding temperature and natural ventilation and the volatilization curve of the formaldehyde under the condition of corresponding temperature and opening of the fresh air fan can be pre-determined on site by the formaldehyde monitoring environment simulation system, and can also be pre-determined in a laboratory before leaving a factory, and the reference curves are stored in a memory for the controller to call at any time.
In conclusion, by means of the technical scheme, the air conditioner and the fresh air machine can be controlled through the gateway, the indoor common environment is simulated, the continuous formaldehyde detection in a long-time and multi-environment is realized, and the health check-in time is predicted according to the detectable curve.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (4)

1. The utility model provides a formaldehyde monitoring environmental simulation method of formaldehyde monitoring environmental simulation system, formaldehyde monitoring environmental simulation system includes the controller, the controller is connected with air conditioner, new fan, temperature sensor, humidity transducer and formaldehyde sensor respectively, the controller is according to temperature sensor's feedback with humidity transducer's feedback is through controlling the air conditioner with new fan adjusts indoor humiture in order to satisfy the required environmental condition of formaldehyde detection, its characterized in that includes following step:
s1, adjusting the temperature of the air conditioner to control the indoor temperature to be 20-23 ℃, sealing the room, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating a formaldehyde volatilization curve at 20-23 ℃;
s2, adjusting the temperature of the air conditioner to control the indoor temperature to be 20-23 ℃, starting the new fan and keeping the maximum air volume, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating a new air purification formaldehyde volatilization curve at 20-23 ℃;
s3, adjusting the temperature of the air conditioner to control the indoor temperature to be 28-31 ℃, closing the fresh air fan, sealing the room, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating a formaldehyde volatilization curve at 28-31 ℃;
s4, adjusting the temperature of the air conditioner to control the indoor temperature to be 28-31 ℃, starting the new fan and keeping the maximum air volume, continuously detecting the formaldehyde concentration in the room under the environmental condition, and generating a new air purification formaldehyde volatilization curve at 28-31 ℃;
s5 predicts the time required for the room to reach the standard of the user health under the two conditions of natural ventilation and opening the fresh air fan according to the formaldehyde volatilization curve at 20-23 ℃, the fresh air purification formaldehyde volatilization curve at 20-23 ℃, the formaldehyde volatilization curve at 28-31 ℃ and the fresh air purification formaldehyde volatilization curve at 28-31 ℃ and according to the formaldehyde volatilization curve measured in advance under the conditions of corresponding temperature and natural ventilation.
2. The utility model provides a formaldehyde monitoring environmental simulation method of formaldehyde monitoring environmental simulation system, formaldehyde monitoring environmental simulation system includes the controller, the controller is connected with air conditioner, new fan, temperature sensor, humidity transducer and formaldehyde sensor respectively, the controller is according to temperature sensor's feedback with humidity transducer's feedback is through controlling the air conditioner with new fan adjusts indoor humiture in order to satisfy the required environmental condition of formaldehyde detection, its characterized in that, when new fan is in the off-state all the time, includes following step:
s1, adjusting the temperature of the air conditioner to control the indoor temperature to be 20-23 ℃, sealing the room, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating a formaldehyde volatilization curve of the sealed environment at 20-23 ℃;
after the S2 window is opened, adjusting the temperature of the air conditioner to control the indoor temperature to be 20-23 ℃, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating an environmental formaldehyde volatilization curve at 20-23 ℃;
s3, closing the window, sealing the room, adjusting the temperature of the air conditioner to control the indoor temperature to be 28-31 ℃, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating a formaldehyde volatilization curve of the sealed environment at 28-31 ℃;
after the S4 window is opened, adjusting the temperature of the air conditioner to control the indoor temperature to be 28-31 ℃, continuously detecting the concentration of formaldehyde in the room under the environmental condition, and generating an environmental formaldehyde volatilization curve at 28-31 ℃;
s5 according to airtight environment formaldehyde volatilization curve under 20-23 degrees centigrade, open environment formaldehyde volatilization curve under 20-23 degrees centigrade, airtight environment formaldehyde volatilization curve under 28-31 degrees centigrade, open environment formaldehyde volatilization curve under 28-31 degrees centigrade to according to the volatilization curve of the formaldehyde that is in corresponding temperature and new fan under the condition of opening that measures in advance, the prediction room reaches the time that the user health survives the standard under two kinds of conditions of natural draft and opening new fan.
3. The utility model provides a formaldehyde monitoring environmental simulation method of formaldehyde monitoring environmental simulation system, formaldehyde monitoring environmental simulation system includes the controller, the controller is connected with air conditioner, new fan, temperature sensor, humidity transducer and formaldehyde sensor respectively, the controller according to temperature sensor's feedback with humidity transducer's feedback is through controlling the air conditioner with new fan adjusts indoor humiture in order to satisfy the required environmental condition of formaldehyde detection, its characterized in that, when the air conditioner is in the closed condition all the time, includes following step:
s1, sealing the room in a room temperature environment, and continuously detecting the formaldehyde concentration in the room in the environment to generate a formaldehyde volatilization curve at the room temperature;
s2, starting the fresh air fan and keeping a low air speed at room temperature, continuously detecting the concentration of formaldehyde in the room under the environment condition, and generating a fresh air purification formaldehyde volatilization curve at the low air speed;
s3, starting the fresh air fan and keeping the medium air speed at room temperature, continuously detecting the concentration of formaldehyde in the room under the environment condition, and generating a fresh air purification formaldehyde volatilization curve at the medium air speed;
s4, starting the fresh air fan and keeping high wind speed at room temperature, continuously detecting the concentration of formaldehyde in the room under the environment condition, and generating a fresh air purification formaldehyde volatilization curve under the high wind speed;
s5 predicting the time required by the room to reach the standard of the health of the user under the two conditions of natural ventilation and starting the fresh air fan according to the formaldehyde volatilization curve at room temperature, the fresh air purification formaldehyde volatilization curve at low wind speed, the fresh air purification formaldehyde volatilization curve at medium wind speed and the fresh air purification formaldehyde volatilization curve at high wind speed and according to the pre-measured formaldehyde volatilization curves at corresponding temperature and under the condition of natural ventilation.
4. The utility model provides a formaldehyde monitoring environmental simulation method of formaldehyde monitoring environmental simulation system, formaldehyde monitoring environmental simulation system includes the controller, the controller is connected with air conditioner, new fan, temperature sensor, humidity transducer and formaldehyde sensor respectively, the controller is according to temperature sensor's feedback with humidity transducer's feedback is through controlling the air conditioner with new fan adjusts indoor humiture in order to satisfy the required environmental condition of formaldehyde detection, its characterized in that, when air conditioner and new fan are all in closed condition all the time, include following step:
s1, sealing the room in the room temperature environment, continuously detecting the concentration of formaldehyde in the room in the environment condition, and generating a formaldehyde volatilization curve in the sealed environment at the room temperature;
s2, opening the window at room temperature, continuously detecting the formaldehyde concentration in the room at the environment condition, and generating an environment formaldehyde volatilization curve at room temperature;
s3, predicting the time required by the room to reach the standard of the user health under the two conditions of natural ventilation and the opening of the new fan according to the closed environment formaldehyde volatilization curve at the room temperature and the open environment formaldehyde volatilization curve at the room temperature, and according to the pre-measured formaldehyde volatilization curve at the corresponding temperature and under the opening condition of the new fan.
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