CN110925931A - Fresh air equipment control system and control method thereof - Google Patents

Fresh air equipment control system and control method thereof Download PDF

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Publication number
CN110925931A
CN110925931A CN201911273521.3A CN201911273521A CN110925931A CN 110925931 A CN110925931 A CN 110925931A CN 201911273521 A CN201911273521 A CN 201911273521A CN 110925931 A CN110925931 A CN 110925931A
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China
Prior art keywords
air
sensor
fresh air
control system
controller
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201911273521.3A
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Chinese (zh)
Inventor
黄伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xi'an Zhongke Beiang Environmental Protection Technology Co Ltd
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Xi'an Zhongke Beiang Environmental Protection Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xi'an Zhongke Beiang Environmental Protection Technology Co Ltd filed Critical Xi'an Zhongke Beiang Environmental Protection Technology Co Ltd
Priority to CN201911273521.3A priority Critical patent/CN110925931A/en
Publication of CN110925931A publication Critical patent/CN110925931A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/007—Ventilation with forced flow
    • 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
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/32—Responding to malfunctions or emergencies
    • F24F11/39—Monitoring filter performance
    • 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
    • F24F11/52—Indication arrangements, e.g. displays
    • F24F11/526—Indication arrangements, e.g. displays giving audible indications
    • 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
    • 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
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
    • 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
    • F24F11/89—Arrangement or mounting of control or safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/192—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by electrical means, e.g. by applying electrostatic fields or high voltages
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/20—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/20—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation
    • F24F8/22—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation using UV light
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/30—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by ionisation
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Air Conditioning Control Device (AREA)
  • Ventilation (AREA)

Abstract

The invention discloses a fresh air equipment control system, which comprises an air supply system for supplying air to the indoor; an exhaust system for exhausting air to the outside; the air supply system comprises an air feeder, a first air speed sensor, an air supply valve and an air quality detection assembly; the air exhaust system comprises a negative pressure suction fan, a second wind speed sensor and an exhaust valve; an infrared heat sensor for detecting whether a person is present; the bottom of the air filtering device is provided with a strain sensor and a buzzer; the humidifier is used for increasing air humidity, the heater is used for increasing air temperature, and the anion generator is used for increasing comfort of people, and is connected with the timer and started at regular time; the device also comprises a controller, wherein the air supply system, the air exhaust system, the infrared thermal sensor, the air filtering device, the sterilization treatment device, the humidifier, the strain sensor, the buzzer, the anion generator and the timer are all connected with the controller.

Description

Fresh air equipment control system and control method thereof
Technical Field
The invention belongs to the technical field of fresh air equipment, relates to a fresh air equipment control system, and further relates to a control method of the fresh air equipment control system.
Background
In recent years, with the gradual deepening of industrialization and urbanization, the number of factories and automobiles is continuously increased, the emission of various harmful gases such as factory waste gas and automobile exhaust is larger and larger, haze weather is increasingly increased, formaldehyde caused by indoor decoration exceeds standard, and the like, indoor and outdoor air pollution is serious, certain influence can be caused on the health of people, the indoor environment is an important place for long-term work and life of people, and the guarantee of the cleanness of indoor air is very necessary.
The fresh air system is an air processing system consisting of an air supply system and an air exhaust system, fresh air is supplied to the interior of a closed room by special equipment and is exhausted to the exterior of the room from the other side by the special equipment, and a fresh air flowing field can be formed indoors, so that the requirement of indoor fresh air ventilation is met. The pipeline type fresh air system consists of a fresh air fan and pipeline accessories, outdoor air is purified by the fresh air fan and is led into a room, and indoor air is discharged through a pipeline; the ductless fresh air system is composed of a fresh air fan, and the fresh air fan is used for purifying outdoor air and guiding the outdoor air into a room. The filter equipment of new trend equipment has used for a long time and has not cleaned or change and can lead to the filter effect variation, influence the use.
In addition, in the existing fresh air equipment control system, when the air quality of fresh air does not meet the set requirement, the air inlet volume can be reduced according to a preset program, but the control system still can introduce the fresh air which does not meet the set requirement into the room to influence the indoor environment, and the existing fresh air equipment control system cannot automatically adjust the operation condition according to the requirement and is not energy-saving.
Disclosure of Invention
The invention aims to provide a fresh air equipment control system, which solves the problems that the filtering effect is poor, the control system cannot automatically adjust the operation condition according to the requirement and the energy is not saved due to the fact that a filtering device of fresh air equipment in the prior art is not cleaned or replaced for a long time.
The invention also aims to provide a control method of the fresh air equipment control system, which solves the problems that the filtering effect is poor, the control system cannot automatically adjust the operation condition according to the requirement and the energy is not saved due to the fact that a filtering device of the fresh air equipment in the prior art is not cleaned or replaced for a long time.
The technical scheme adopted by the invention is that the fresh air equipment control system comprises an air supply system for supplying air to the indoor; an exhaust system for exhausting air to the outside; the air supply system comprises an air feeder, and an air outlet of the air feeder is fixedly connected with a first air speed sensor, an air supply valve and an air quality detection assembly; the air exhaust system comprises a negative pressure suction fan, and an air inlet of the negative pressure suction fan is fixedly connected with a second air speed sensor and an exhaust valve; an infrared heat sensor for detecting whether a person is present; the bottom of the air filtering device is provided with a strain sensor and a buzzer; the humidifier is used for increasing air humidity, the heater is used for increasing air temperature, and the anion generator is used for increasing comfort of people, and is connected with the timer and started at regular time; the device also comprises a controller, wherein the air supply system, the exhaust system, the infrared thermal sensor, the air filtering device, the sterilization treatment device, the humidifier, the strain sensor, the buzzer, the anion generator and the timer are connected with the controller; when the air quality detection assembly detects that the fresh air is not in accordance with the requirements, the controller controls the air supply valve and the air exhaust system to be closed, and simultaneously controls and starts the air filtering device, the sterilization treatment device, the humidifier and the anion generator.
The invention is also characterized in that:
the air filtration device is a HEPA filter.
The sterilization treatment device is an ultraviolet sterilizer or a microwave sterilizer, and when the air quality detection assembly detects that the content of bacteria in the air exceeds the standard, the controller controls the start of the sterilization treatment device.
The air quality detection assembly comprises a temperature sensor, a humidity sensor, a PM2.5 sensor and a bacteria detector.
Still include wireless communication module, wireless communication module links to each other with the controller, and the controller passes through wireless communication module and links to each other with intelligent terminal, remote control new trend equipment.
The wireless communication module is a WIFI module or a 4G communication module.
The invention adopts another technical scheme that a control method of a fresh air equipment control system comprises the steps that whether a person is in a room is detected through an infrared thermal sensor, when a person is in the room, a controller controls to start the fresh air equipment, an air supply system supplies air to the room, an air exhaust system exhausts air to the outside to form a fresh air flowing field, a negative ion generator is started at regular time to increase the comfort feeling of the person, when a bacteria detector detects that bacteria in fresh air exceed the standard, the controller controls to start a sterilization treatment device to perform sterilization treatment, and when the temperature and the humidity are detected to be not reached the standard, the controller controls to automatically start a humidifier and a heater; when the air quality detection assembly detects that the fresh air does not meet the preset quality requirement, the controller controls the air supply valve and the exhaust system to be closed, and simultaneously controls and starts the air filtering device, the sterilization treatment device, the humidifier and the negative ion generator to circularly purify the indoor air; the bottom of the air filtering device is provided with a strain sensor and a buzzer, when the strain sensor detects that the deformation of the air filtering device exceeds a set value, the strain sensor feeds back the deformation to the controller, and the controller controls the buzzer to give an alarm to remind people to clean or replace the filter element in time; and the intelligent terminal is connected through the wireless communication module to realize remote control.
The invention has the beneficial effects that: the problems that the filtering device of the fresh air equipment in the prior art is poor in filtering effect due to the fact that the filtering device is not cleaned or replaced for a long time, the control system cannot automatically adjust the operation condition according to the requirement and is not energy-saving are solved, the using condition of the filter element can be monitored, and the filter element can be cleaned or replaced in time when abnormality occurs.
Detailed Description
The invention relates to a fresh air equipment control system, which comprises an air supply system for supplying air to the indoor; an exhaust system for exhausting air to the outside; the air supply system comprises an air feeder, and an air outlet of the air feeder is fixedly connected with a first air speed sensor, an air supply valve and an air quality detection assembly; the air exhaust system comprises a negative pressure suction fan, and an air inlet of the negative pressure suction fan is fixedly connected with a second air speed sensor and an exhaust valve; an infrared heat sensor for detecting whether a person is present; the bottom of the air filtering device is provided with a strain sensor and a buzzer; the humidifier is used for increasing air humidity, the heater is used for increasing air temperature, and the anion generator is used for increasing comfort of people, and is connected with the timer and started at regular time; the device also comprises a controller, wherein the air supply system, the exhaust system, the infrared thermal sensor, the air filtering device, the sterilization treatment device, the humidifier, the strain sensor, the buzzer, the anion generator and the timer are connected with the controller; when the air quality detection assembly detects that the fresh air is not in accordance with the requirements, the controller controls the air supply valve and the air exhaust system to be closed, and simultaneously controls and starts the air filtering device, the sterilization treatment device, the humidifier and the anion generator.
The air filtration device is a HEPA filter.
The sterilization treatment device is an ultraviolet sterilizer or a microwave sterilizer, and when the air quality detection assembly detects that the content of bacteria in the air exceeds the standard, the controller controls the start of the sterilization treatment device.
The air quality detection assembly comprises a temperature sensor, a humidity sensor, a PM2.5 sensor and a bacteria detector.
Still include wireless communication module, wireless communication module links to each other with the controller, and the controller passes through wireless communication module and links to each other with intelligent terminal, remote control new trend equipment.
The wireless communication module is a WIFI module or a 4G communication module.
The invention relates to a control method of a fresh air equipment control system, which has the following working principle:
firstly, detecting whether a person is in a room through an infrared thermal sensor, controlling to start a fresh air device by a controller when the person is in the room, supplying air to the room by an air supply system, exhausting air to the outside by an exhaust system to form a fresh air flowing field, starting a negative ion generator at regular time to increase the comfort feeling of the person, controlling to start a sterilization treatment device to perform sterilization treatment by the controller when a bacteria detector detects that bacteria in fresh air exceed the standard, and controlling to automatically start a humidifier and a heater when the temperature and the humidity do not reach the standard; when the air quality detection assembly detects that the fresh air does not meet the preset quality requirement, the controller controls the air supply valve and the exhaust system to be closed, and simultaneously controls and starts the air filtering device, the sterilization treatment device, the humidifier and the negative ion generator to circularly purify the indoor air; the bottom of the air filtering device is provided with a strain sensor and a buzzer, when the strain sensor detects that the deformation of the air filtering device exceeds a set value, the strain sensor feeds back the deformation to the controller, and the controller controls the buzzer to give an alarm to remind people to clean or replace the filter element in time; and the intelligent terminal can be connected through a wireless communication module to realize remote control.
The invention relates to a fresh air equipment control system, which has the beneficial effects that: the problems that the filtering device of the fresh air equipment in the prior art is poor in filtering effect due to the fact that the filtering device is not cleaned or replaced for a long time, the control system cannot automatically adjust the operation condition according to the requirement and is not energy-saving are solved, the using condition of the filter element can be monitored, and the filter element can be cleaned or replaced in time when abnormality occurs.

Claims (7)

1. A fresh air equipment control system is characterized by comprising an air supply system for supplying air to the indoor; an exhaust system for exhausting air to the outside; the air supply system comprises an air feeder, and an air outlet of the air feeder is fixedly connected with a first air speed sensor, an air supply valve and an air quality detection assembly; the air exhaust system comprises a negative pressure suction fan, and an air inlet of the negative pressure suction fan is fixedly connected with a second air speed sensor and an exhaust valve; an infrared heat sensor for detecting whether a person is present; the bottom of the air filtering device is provided with a strain sensor and a buzzer; the humidifier is used for increasing air humidity, the heater is used for increasing air temperature, and the anion generator is used for increasing comfort of people, and is connected with the timer and started at regular time; the air supply system, the exhaust system, the infrared thermal sensor, the air filtering device, the sterilization treatment device, the humidifier, the strain sensor, the buzzer, the negative ion generator and the timer are all connected with the controller; when the air quality detection assembly detects that the fresh air is not in accordance with the requirements, the controller controls the air supply valve and the air exhaust system to be closed, and simultaneously controls and starts the air filtering device, the sterilization treatment device, the humidifier and the anion generator.
2. The fresh air device control system as recited in claim 1, wherein the air filtration device is a HEPA filter.
3. The fresh air equipment control system according to claim 1, wherein the sterilization processing device is an ultraviolet sterilizer or a microwave sterilizer, and when the air quality detection assembly detects that the content of bacteria in the air exceeds the standard, the controller controls to start the sterilization processing device.
4. The fresh air device control system of claim 1, wherein the air quality detection assembly comprises a temperature sensor, a humidity sensor, a PM2.5 sensor, and a bacteria detector.
5. The fresh air device control system according to claim 1, further comprising a wireless communication module, wherein the wireless communication module is connected with the controller, and the controller is connected with the intelligent terminal through the wireless communication module to remotely control the fresh air device.
6. The fresh air device control system according to claim 1, wherein the wireless communication module is a WIFI module or a 4G communication module.
7. The control method of the fresh air equipment control system according to any one of claims 1 to 6, characterized in that whether a person is in a room is detected by an infrared thermal sensor, when a person is in a room, the controller controls to start the fresh air equipment, the air supply system supplies air to the room, the air exhaust system exhausts air to the outside to form a fresh air flowing field, the anion generator is started at regular time to increase the comfort of the person, when the bacteria detector detects that bacteria in the fresh air exceed the standard, the controller controls to start the sterilization processing device to perform sterilization processing, and when the temperature and the humidity are detected to be not reached, the controller controls to automatically start the humidifier and the heater; when the air quality detection assembly detects that the fresh air does not meet the preset quality requirement, the controller controls the air supply valve and the exhaust system to be closed, and simultaneously controls and starts the air filtering device, the sterilization treatment device, the humidifier and the negative ion generator to circularly purify the indoor air; the bottom of the air filtering device is provided with a strain sensor and a buzzer, when the strain sensor detects that the deformation of the air filtering device exceeds a set value, the strain sensor feeds back the deformation to the controller, and the controller controls the buzzer to give an alarm to remind people to clean or replace the filter element in time; and the intelligent terminal is connected through the wireless communication module to realize remote control.
CN201911273521.3A 2019-12-12 2019-12-12 Fresh air equipment control system and control method thereof Pending CN110925931A (en)

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CN111853990A (en) * 2020-07-27 2020-10-30 广州心蛙科技有限责任公司 Office building air purification system
CN112539485A (en) * 2020-12-08 2021-03-23 苏州惠林节能材料有限公司 Intelligent fresh air ventilation system and working method thereof
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111853990A (en) * 2020-07-27 2020-10-30 广州心蛙科技有限责任公司 Office building air purification system
CN112539485A (en) * 2020-12-08 2021-03-23 苏州惠林节能材料有限公司 Intelligent fresh air ventilation system and working method thereof
CN112797540A (en) * 2020-12-31 2021-05-14 上海士诺净化科技有限公司 Heat exchange fresh air system and control method

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