WO2018028527A1 - Système de mur-rideau écologique thermostatique intelligent de détection de qualité d'air et procédé de régulation de température - Google Patents

Système de mur-rideau écologique thermostatique intelligent de détection de qualité d'air et procédé de régulation de température Download PDF

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Publication number
WO2018028527A1
WO2018028527A1 PCT/CN2017/096097 CN2017096097W WO2018028527A1 WO 2018028527 A1 WO2018028527 A1 WO 2018028527A1 CN 2017096097 W CN2017096097 W CN 2017096097W WO 2018028527 A1 WO2018028527 A1 WO 2018028527A1
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Prior art keywords
temperature
signal
air
air quality
opening
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PCT/CN2017/096097
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English (en)
Chinese (zh)
Inventor
冯华国
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金粤幕墙装饰工程有限公司
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Publication of WO2018028527A1 publication Critical patent/WO2018028527A1/fr

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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/88—Curtain walls
    • E04B2/96—Curtain walls comprising panels attached to the structure through mullions or transoms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0046—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground
    • 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
    • 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
    • F24F11/0001—Control or safety arrangements for ventilation
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F24F13/1426—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F24F13/1486—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by bearings, pivots or hinges
    • 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
    • F24F2110/50—Air quality properties
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0075—Systems using thermal walls, e.g. double window
    • 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
    • F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0046—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground
    • F24F2005/0064—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground using solar energy
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0075—Systems using thermal walls, e.g. double window
    • F24F2005/0078—Double windows
    • 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
    • F24F11/0001—Control or safety arrangements for ventilation
    • F24F2011/0002—Control or safety arrangements for ventilation for admittance of outside air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F24F13/1426—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means
    • F24F2013/1433—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means with electric motors
    • 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
    • F24F2110/12—Temperature of the outside air
    • 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
    • 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
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/10—Photovoltaic [PV]
    • 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
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy

Definitions

  • the invention relates to the field of curtain walls, in particular to an air quality sensing intelligent constant temperature ecological curtain wall system and a temperature control method.
  • the curtain wall is the “outerwear” of the building. Most of the modern buildings are decorated with curtain walls.
  • the large-scale shopping malls, office buildings and other buildings have high requirements for the comfort of their internal environment. They are generally equipped with air-conditioning systems for cooling or heating, so that the indoors are kept. Constant temperature, but this also brings great air conditioning energy consumption problems.
  • the curtain wall serves as an intermediate for indoor and outdoor heat exchange and plays an important role in maintaining the constant temperature environment in the building.
  • FIG. 4 illustrates a constant temperature curtain wall in the prior art, which comprises an inner layer glass 1, an outer layer glass 2 and a middle spacer layer 3 formed therebetween.
  • the compartment 3 constitutes an air buffer layer, which reduces heat exchange between indoor and outdoor, and makes the indoor temperature relatively stable.
  • the lower part of the outer glass 2 is provided with an air inlet 21, and the upper part is provided with an air outlet 22, which can rely on natural ventilation to the middle.
  • the heat of the solar radiation in the compartment 3 is discharged to the air outlet 22, and the air inlet 21 and the air outlet 22 are opened in the summer to perform natural exhaust air cooling, and the air inlet 21 and the air outlet 22 are closed in winter, and the heat of the solar radiation is turned on.
  • the door or window enters the room to reduce the loss of indoor heat energy, thereby saving energy and air conditioning operation and maintenance costs.
  • this constant temperature curtain wall is not significant, mainly due to its passive nature, which is reflected, for example, in summer, the average temperature in the mall is 24 degrees, and the outdoor temperature can reach 37 degrees, and the temperature difference is above 10 degrees. Even if the air inlet and the air outlet of the above-mentioned constant temperature curtain wall are opened for ventilation, according to the chimney effect, although the airflow flowing in the middle spacer layer can carry away part of the heat, the airflow is still a hot airflow with a relatively high temperature, and it is difficult to make the middle interval.
  • x is the coordinate on the heat transfer surface
  • q is the heat flux density transmitted in the x direction
  • dt/dx is the temperature change rate of the object along the x direction
  • - indicates that the heat transfer direction is opposite to the temperature change rate.
  • the rate of heat transfer is proportional to the temperature difference.
  • the invention patent No. CN104453039A discloses a composite temperature-controlled curtain wall of three-layer glass structure, which has a three-layer glass curtain wall, and pre-cools or preheats the air in the inner sandwich duct through the semiconductor thermoelectric temperature control module to make the curtain wall
  • the integral active heat exchange realizes the heat insulation or heat preservation function, and the outer sandwich air passage retains the passive heat exchange technology of the natural ventilation technology, so that the indoor, the inner interlayer, the outer interlayer and the outdoor sequentially form a plurality of temperature gradients, thereby reducing the heat exchange rate and playing the role.
  • Better energy saving but still has defects.
  • the outer interlayer and the inner interlayer are separated by the middle partition glass, and both the outdoor and outer interlayers and the inner interlayer and the indoor chamber can only be exchanged by heat transfer, and the entire curtain wall cannot "breath", and the above two points are integrated.
  • the inner interlayer and the indoor temperature adjustment can only rely on the semiconductor thermoelectric temperature control module and the air conditioner to actively cool or heat, and the load is large.
  • the energy saving for the air conditioner is a loss, and the energy saving needs to be improved.
  • the single working mode makes the curtain wall If there is a lack of resilience to the changes in the outdoor environment, if the air pollution is serious, opening the upper and lower dampers will cause a large amount of polluted air to be poured into the outer mezzanine, which may cause harm to human health.
  • the first object of the present invention is to provide an air quality sensing intelligent constant temperature ecological curtain wall system, which has a smarter working mode, improved energy saving effect and ability to adapt to environmental changes.
  • An air quality sensing intelligent constant temperature ecological curtain wall system comprising discrete inner glass and outer glass, the inner glass and the outer glass are independently installed inside and outside the curtain wall mounting structure, the inner glass and the outer layer There is a hollow compartment between the glass, the upper part of the outer glass is provided with an air outlet, and the lower part is provided with an air inlet.
  • the inner layer glass is provided with a venting opening, and the air outlet, the air inlet and the venting opening are respectively provided with an opening and closing mechanism for opening and closing;
  • the air quality sensing intelligent constant temperature ecological curtain wall system further comprises a single chip, the single chip is coupled with an indoor temperature sensor, is set indoors, is used for detecting the indoor temperature and feeding back the indoor temperature signal Ti to the single chip;
  • a compartment temperature sensor disposed in the hollow compartment, for detecting the temperature of the hollow compartment and feeding back the interlayer temperature signal Tm to the single chip microcomputer;
  • the outdoor temperature sensor is set outdoors, and is used for detecting the outdoor temperature and feeding back the outdoor temperature signal To to the single chip microcomputer;
  • PM2.5 sensor set outdoors, used to detect outdoor air quality and feedback air quality signal Va to the microcontroller;
  • the temperature control device is disposed on the curtain wall installation structure in the hollow compartment, controlled by the single chip microcomputer to cool or heat;
  • the driving device is disposed on the opening and closing mechanism, controlled by the single chip microcomputer to drive the opening and closing mechanism to open and close;
  • a communication device for communicating with a control panel of the air conditioning system
  • the microcontroller has an internal:
  • a state reading unit configured to learn, by the communication device, that the working state of the indoor air conditioning system is cooling or heating;
  • the air quality comparison unit is configured to compare the air quality signal Va with the preset safety air quality signal Vs to obtain an air quality comparison result
  • a cooling control unit is configured to start when the state reading unit reads that the air conditioning system is in a cooling state, send a cooling signal to the temperature control device, and compare the indoor temperature signal Ti with the interlayer temperature signal Tm, and the compartment temperature signal Tm With outdoor temperature The signal To is compared, and the temperature comparison result is obtained, and the opening and closing schemes of the air inlet, the air outlet and the air vent are determined according to the air quality comparison result and the temperature comparison result.
  • the heating control unit is configured to start when the state reading unit reads that the air conditioning system is in a heating state, send a heating signal to the temperature control device, and compare the indoor temperature signal Ti with the interlayer temperature signal Tm, and the compartment is The temperature signal Tm is compared with the outdoor temperature signal To to obtain a temperature comparison result, and combined with the air quality comparison result and the temperature comparison result to determine the opening and closing scheme of the air inlet, the air outlet and the vent
  • the driving device drives the opening and closing mechanism to open and close in response to a control signal sent by the cooling control unit or the heating control unit to execute a corresponding opening and closing scheme
  • the temperature control device cools in response to the refrigeration signal and heats in response to the heating signal.
  • the temperature of the indoor, compartment and outdoor is detected by the temperature sensor, and the air quality detected by the PM2.5 sensor is used as a basis for judging which working mode is adopted, and the key to achieving a better energy saving effect lies in
  • the temperature control device under the control of the single-chip microcomputer, the temperature control device is cooled, and the air conditioning system works together to always keep Ti, Tm, To to the steady state of Ti ⁇ Tm ⁇ To. Build and at every When the combination mode of Ti, Tm, and To is changed, the single-chip microcomputer controls the driving device to execute the corresponding opening and closing scheme, the whole cooling process and the process of maintaining the steady state of the target temperature, and the multiple working modes are automatically switched according to the detection result, in the initial stage of cooling, Using natural heat exchange to quickly cool down, reduce the energy consumption of the air conditioning system to save energy.
  • the indoor, middle, and outdoor temperatures show a gradient. The temperature difference between the two is small, the heat transfer rate is reduced, and energy consumption is saved.
  • the two can only pass through the glass heat transfer without direct hot and cold intersection, and the temperature environment can maintain relative Stable, reduce the frequent start and stop of the air conditioning system, achieve energy saving, while in the process of working mode switching, the outdoor air quality as a consideration, air quality as the first priority, air pollution exceeds the standard, the air inlet and exhaust vent are closed, guarantee Safety, ability to adapt to changes in the external environment, the entire system is intelligent, energy-saving; in the same way, heating is the reverse process of refrigeration, can also be derived to obtain the equivalent beneficial effects.
  • the air quality sensing intelligent constant temperature ecological curtain wall system further comprises a host computer, and the single chip microcomputer is connected to the host computer through a bus.
  • the single-chip microcomputer interacts with the information of the upper computer through the bus, and can be centrally monitored by the upper computer.
  • the opening and closing mechanism is a blind.
  • the blinds have better concealment and ornamental, and the installation is convenient.
  • the driving device includes a driving module and a motor, and a driving shaft of the motor is coupled to a rotating shaft of the louver, and the driving module is coupled and controlled by the single chip microcomputer to drive the motor to be reversed.
  • the motor is driven by the driving module to rotate forward and reverse, and the rotating shaft of the louver is rotated forward and reverse to realize the opening and closing of the vent, the air inlet and the air outlet.
  • the communication device is a wireless communication module.
  • the air conditioning control system has a wireless communication function, and obtains working state information through wireless communication, thereby reducing wiring costs.
  • the models of the indoor temperature sensor, the compartment temperature sensor, and the outdoor temperature sensor are all DS18B20.
  • the DS18B20 is small in size, suitable for installation in various environments, has strong resistance to harsh environments, and is digital output, saving analog-to-digital conversion, low hardware overhead, using a three-wire system to connect a single-chip microcomputer, simplifying the scheme, and also having Strong anti-interference ability and high precision.
  • the state reading unit is further capable of reading the working state of the air conditioning system as standby;
  • the single chip microcomputer further includes a standby control unit, configured to start when the state reading unit reads that the air conditioning system is in a standby state, and send a standby signal to the temperature control device;
  • the outdoor environment allows, that is, the air quality comparison result is Va ⁇ Vs
  • the vent, the air inlet, and the air outlet are opened to ventilate indoors and outdoors, which is beneficial to indoor air circulation, and is helpful for indoor air circulation. health.
  • a second object of the present invention is to provide a temperature control method with a smarter working mode, improved energy saving effect, and ability to adapt to environmental changes.
  • a temperature control method based on the above-mentioned air quality sensing intelligent constant temperature ecological curtain wall system including
  • Step 1 detecting the indoor temperature through the indoor temperature sensor set indoors and feeding back the indoor temperature signal Ti to the single-chip microcomputer; detecting the temperature of the hollow partition layer through the interlayer temperature sensor disposed in the hollow compartment and feeding back the interlayer temperature signal Tm to the single-chip microcomputer;
  • the outdoor temperature sensor set outdoors detects the outdoor temperature and feeds the outdoor temperature signal To to the single chip microcomputer;
  • Step 2 When the MCU knows that the air conditioning system is in a cooling state, it sends a cooling signal
  • Step 3 providing a temperature control device on the curtain wall installation structure in the hollow partition layer, wherein the temperature control device is cooled in response to the refrigeration signal, and is heated in response to the heating signal;
  • the driving device drives the opening and closing mechanism to open or close the vent, the air inlet, and the air vent in response to the control signal to perform a corresponding opening and closing scheme.
  • the communication device is further configured to communicate with the control panel of the air conditioning system to enable the single chip microcomputer to know that the working state of the indoor air conditioning system is standby;
  • the method further includes: when the single-chip computer knows that the air-conditioning system is in the standby state, sending a standby signal to the temperature control device; and when the air quality comparison result is Va ⁇ Vs, the output simultaneously opens the vent, the air inlet, and the air outlet. control signal;
  • a third object of the present invention is to provide an air quality sensing intelligent constant temperature ecological curtain wall system, which has a smarter working mode, improved energy saving effect and ability to adapt to environmental changes.
  • An air quality sensing intelligent constant temperature ecological curtain wall system comprising discrete inner glass and outer glass, the inner glass and the outer glass are independently installed inside and outside the curtain wall mounting structure, the inner glass and the outer layer
  • the glass is a hollow partition, the upper part of the outer glass is provided with an air outlet, and the lower part is provided with an air inlet, and the feature is:
  • the air outlet and the air inlet are respectively provided with an opening and closing mechanism for opening and closing;
  • the air quality sensing intelligent constant temperature ecological curtain wall system further includes a single chip, and the single chip is coupled with
  • a compartment temperature sensor disposed in the hollow compartment, for detecting the temperature of the hollow compartment and feeding back the interlayer temperature signal Tm to the single chip microcomputer;
  • the outdoor temperature sensor is set outdoors, and is used for detecting the outdoor temperature and feeding back the outdoor temperature signal To to the single chip microcomputer;
  • PM2.5 sensor set outdoors, used to detect outdoor air quality and feedback air quality signal Va to the microcontroller;
  • the driving device is disposed on the opening and closing mechanism, controlled by the single chip microcomputer to drive the opening and closing mechanism to open and close;
  • the microcontroller has an internal:
  • the air quality comparison unit compares the air quality signal Va with the preset safety air quality signal Vs;
  • the temperature control unit is disposed on the curtain wall installation structure in the hollow layer, and is controlled by the single-chip microcomputer to realize the cooling mode or the heating mode and combined with the air opening and closing scheme to adjust the temperature of the hollow layer to maintain the temperature of the hollow layer at the preset temperature signal Tx.
  • the single chip microcomputer controls the opening and closing mechanism to be closed
  • the microcontroller has the following three operating strategies:
  • the present invention has the following beneficial effects: combining indoor, middle, and outdoor temperature, air quality detection results, intelligently switching various working modes, and utilizing natural heat exchange when the air conditioning system is turned on for cooling or heating. Rapid cooling or temperature rise, reduce the energy consumption of the air conditioning system.
  • the indoor, middle, and outdoor layers are isolated from each other. The temperature difference between the two is kept small, and the rate of heat transfer through the glass is reduced to achieve a better constant temperature effect. It can reduce the frequent start and stop of air-conditioning systems, save energy, and have better adaptability to changes in the external environment.
  • Figure 1 is a schematic cross-sectional view of an embodiment
  • FIG. 2 is a schematic diagram of a circuit part of a single chip microcomputer and a peripheral
  • Figure 3 is a system diagram of an embodiment
  • Figure 4 is a cross-sectional view of the prior art.
  • an air quality sensing intelligent constant temperature ecological curtain wall system including a mechanical part and a circuit part, a mechanical part
  • the utility model comprises a separate inner glass 1 and an outer glass 2 installed on the side of the building, and the curtain wall mounting structure is composed of a transverse keel and a longitudinal keel, the inner glass 1 is installed on the inner side, and the outer glass 2 is installed on the outer side, both of which are
  • a hollow partition 3 is formed between the horizontal keel or the longitudinal keel in the hollow partition 3 to install a small air conditioner 5 for cooling or heating, the upper portion of the outer glass 2 is provided with an air outlet 22, and the lower portion is provided with an air inlet.
  • the inner glass 1 is provided with a venting opening 11
  • the louver 4 is disposed on the air outlet 22, the air inlet 21, and the vent 11.
  • the rotating shaft of the louver 4 is rotated by the motor to rotate forward and reverse to open and close.
  • the circuit portion includes a single chip microcomputer, and the single chip is connected with an indoor temperature sensor 61 mounted on the indoor wall for detecting the indoor temperature and feeding back the indoor temperature signal Ti to the single chip; installing in the hollow compartment 3 a compartment temperature sensor 62 on the curtain wall connection structure for detecting the temperature of the hollow compartment 3 and feeding back the interlayer temperature signal Tm to the single chip; an outdoor temperature sensor 63 mounted on the outdoor upper curtain wall connection structure for detecting the outdoor temperature And feeding the outdoor temperature signal To to the single-chip microcomputer; the PM2.5 sensor 64 installed on the outdoor lower curtain wall connection structure is used for detecting the outdoor air quality and feeding back the air quality signal Va to the single-chip microcomputer; the wireless communication module is used for the air-conditioning system
  • the control panel communicates to enable the single-chip microcomputer to know that the working state of the indoor air-conditioning system is cooling or heating or standby, and the small air conditioner 5 controlled by the single-chip microcomputer also performs cooling or heating or standby.
  • the temperature sensor of the model DS18B20 is used, and the model of the single chip is AT89C51.
  • the single-chip microcomputer compares the air quality signal Va with the preset safety air quality signal Vs to obtain an air quality comparison result; compares the indoor temperature signal Ti with the interlayer temperature signal Tm, and compares the interlayer temperature signal Tm with the outdoor temperature signal To to obtain a temperature. Comparing the results; and combining the air quality comparison result and the temperature comparison result to determine the opening and closing scheme of the air inlet 21, the air outlet 22 and the vent 11;
  • the driving module is a motor forward and reverse driving circuit to execute the opening and closing scheme.
  • the MCU also connects to the host computer through the RS232 bus. See Figure 3.
  • the control panel sends a control signal to the air conditioner.
  • the MCU also communicates with the control panel to know the working status of the air conditioning system, combined with temperature detection and air quality.
  • the detection and control mechanical part performs the opening and closing scheme.
  • the temperature detection and the air quality detection are real-time.
  • the real-time here has a certain time interval. According to the detection interval set by the single-chip microcomputer, the relationship between Ti, Tm and To changes. At the same time, the opening and closing scheme is also changed in real time.
  • the air quality sensing intelligent constant temperature ecological curtain wall system is also a dynamic process, and the single chip microcomputer establishes contact with the upper computer through the bus, and the plurality of single chip microcomputers can Centralized monitoring by the host computer makes it easier to achieve a wider range of constant temperature energy-saving controls.
  • Energy-saving principle By detecting the temperature of indoor, compartment and outdoor, combined with air quality as the basis for judging which working mode to take, and to achieve better energy-saving effect, the key lies in the process of achieving the required indoor ambient temperature (cooling) Or heating in the application of non-electrical-driven natural heat exchange, reducing the load of the air-conditioning system and maintaining a stable temperature environment when the required indoor ambient temperature is reached, so that the air-conditioning system does not start and stop frequently, thereby, because of the weather,
  • the environment inside the building is changeable, which makes the indoor, middle and outdoor layers have multiple combinations. For each combination, there is a corresponding energy-saving scheme.
  • the temperature is relatively high, and the opening vent 11, the air inlet 21, and the air outlet 22 enable the outdoor cold airflow to flow into the room, and directly form a cold and heat flow with the indoor hot air, which can quickly reduce the indoor temperature; when Ti>Tm ⁇ To At this time, when the solar radiation is weak or not, the indoor and outdoor environments change rapidly, such as indoor equipment and human traffic, the activity increases and the temperature rises.
  • the exhaust vent 22 to help establish the new steady state;
  • Ti Tm ⁇ To, the outdoor temperature is higher, close the air inlet 21, the exhaust vent 22 to block heat, close the vent to help quickly establish a new steady state;
  • Ti ⁇ Tm>To the middle spacer layer is higher than the indoor and outdoor temperatures due to the solar heat radiation.
  • the vent 11 is closed to prevent the hot air from entering the room, causing indoor discomfort, opening the air inlet 21 and the air outlet 22
  • the tuyere 21 and the air outlet 22 prevent the hot air from entering the middle spacer and the room to maintain the steady state; the above includes all combinations of Ti, Tm, and To, and for the cooling mode, Ti ⁇ Tm ⁇ To, the vent 11 is closed.
  • air inlet 21, exhaust 22 is the final state and steady state in the cooling mode, and other conditions are transient, and it is also a necessary process in the refrigeration process with different initial conditions. Therefore, under the control of the single-chip microcomputer, the temperature control device is cooled, and When the combination mode of Ti, Tm, and To changes, the MCU controls the driving device to execute the corresponding opening and closing scheme, and the whole cooling mode and the process of maintaining the target temperature are maintained, and the multiple working modes are automatically switched.
  • the natural heat exchange is utilized. Rapid cooling, reduce the energy consumption of the air conditioning system to save energy, when the steady state is reached, the indoor, middle compartment, and outdoor temperature gradients, the temperature difference between the two is small, the heat transfer rate is reduced, energy consumption is saved, and only two or two
  • the temperature environment can be maintained relatively stable, the frequent start and stop of the air conditioning system can be reduced, and energy saving can be achieved.
  • the outdoor air quality is taken into consideration, and the air quality is taken as the first A priority, air pollution exceeds the standard, the air inlet 21 and the exhaust vent 22 are closed to ensure safety and changes to the external environment. There resilience, the entire intelligent system, energy; likewise, the heating process is the reverse of the cooling, can be derived the same way to obtain the same technical effect.
  • An air quality sensing intelligent constant temperature ecological curtain wall system comprising discrete inner glass 1 and outer glass 2, inner glass
  • the glass 1 and the outer glass 2 are independently installed inside and outside the curtain wall mounting structure, a hollow partition 3 between the inner glass 1 and the outer glass 2, and an air outlet 22 at the upper portion of the outer glass 2.
  • the lower part is provided with an air inlet 21, which is characterized by:
  • the air outlet 22 and the air inlet 21 are respectively provided with an opening and closing mechanism for opening and closing;
  • the air quality sensing intelligent constant temperature ecological curtain wall system further comprises a single chip microcomputer, wherein the single chip is coupled with a compartment temperature sensor 62, and is disposed in the hollow interlayer 3 for detecting the temperature of the hollow interlayer 3 and feeding back the interlayer temperature signal Tm to the single chip microcomputer. ;
  • the outdoor temperature sensor 63 is disposed outside, and is used for detecting the outdoor temperature and feeding back the outdoor temperature signal To to the single chip microcomputer;
  • PM2.5 sensor 64 is set outdoors, for detecting outdoor air quality and feeding back air quality signal Va to the single chip microcomputer;
  • the driving device is disposed on the opening and closing mechanism, controlled by the single chip microcomputer to drive the opening and closing mechanism to open and close;
  • the microcontroller has an internal:
  • the air quality comparison unit compares the air quality signal Va with the preset safety air quality signal Vs;
  • the temperature control unit is disposed on the curtain wall installation structure in the hollow layer, and is controlled by the single-chip microcomputer to realize the cooling mode or the heating mode and combined with the air opening and closing scheme to adjust the temperature of the hollow layer to maintain the temperature of the hollow layer at the preset temperature signal Tx.
  • the single chip microcomputer controls the opening and closing mechanism to be closed
  • the microcontroller has the following three operating strategies:

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  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Architecture (AREA)
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Abstract

Un système de mur-rideau écologique thermostatique intelligent à détection de la qualité de l'air comprend du verre interne (1) et du verre externe (2). Une couche de séparation creuse (3) est formée entre celles-ci. Un évent d'évacuation d'air (22) est formé dans la partie supérieure du verre externe (2), un évent d'admission d'air (21) est formée dans la partie inférieure du verre externe (2), et un évent d'air (11) est formé dans le verre interne (1). Un dispositif de régulation de température (5) est monté dans la couche de séparation creuse (3), et est utilisé pour effectuer une réfrigération ou un chauffage, et le système de mur-rideau écologique comprend de multiples modes de travail. Dans un procédé de régulation de température basé sur le système de mur-rideau, des modes de fonctionnement sont sélectionnés de manière intelligente et commutés selon une température intérieure, la température de la couche de séparation creuse (3), une température extérieure et une qualité d'air extérieur, en conséquence une régulation de température intelligente est mise en œuvre, et un bon effet d'économie d'énergie et une bonne capacité d'adaptation à des changements environnementaux sont prévus.
PCT/CN2017/096097 2016-08-09 2017-08-04 Système de mur-rideau écologique thermostatique intelligent de détection de qualité d'air et procédé de régulation de température WO2018028527A1 (fr)

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CN106288075A (zh) * 2016-08-09 2017-01-04 金粤幕墙装饰工程有限公司 空气质量感应智能恒温生态幕墙系统及控温方法
CN111380164A (zh) * 2018-12-30 2020-07-07 国家能源投资集团有限责任公司 光伏建筑的温度控制方法、控制装置、存储介质和处理器
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CN113833181B (zh) * 2021-10-21 2022-07-12 中国建筑第八工程局有限公司 被动式超低能耗建筑单元式玻璃幕墙构造及其施工方法

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