CN106642426A - Purification fresh air unit with dehumidifying and energy recycling functions and dehumidifying and purifying method of purification fresh air unit - Google Patents

Purification fresh air unit with dehumidifying and energy recycling functions and dehumidifying and purifying method of purification fresh air unit Download PDF

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Publication number
CN106642426A
CN106642426A CN201710052106.XA CN201710052106A CN106642426A CN 106642426 A CN106642426 A CN 106642426A CN 201710052106 A CN201710052106 A CN 201710052106A CN 106642426 A CN106642426 A CN 106642426A
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China
Prior art keywords
air
dehumidifying
fresh air
unit
section
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CN201710052106.XA
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Chinese (zh)
Inventor
冯晓宏
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Individual
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Individual
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Priority to CN201710052106.XA priority Critical patent/CN106642426A/en
Publication of CN106642426A publication Critical patent/CN106642426A/en
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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
    • 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
    • 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
    • F24F11/89—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
    • F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
    • F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
    • F24F12/006—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an air-to-air heat exchanger
    • 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
    • F24F13/28—Arrangement or mounting of filters
    • 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
    • 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
    • F24F3/16—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 purification, e.g. by filtering; by sterilisation; by ozonisation
    • 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
    • F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
    • F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems
    • 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
    • F24F8/20—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
    • F24F8/90—Cleaning of purification apparatus
    • 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
    • F24F2003/144—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 by dehumidification only
    • 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
    • F24F2110/70—Carbon dioxide
    • 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]
    • Y02B30/56—Heat recovery units

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Atmospheric Sciences (AREA)
  • Quality & Reliability (AREA)
  • Drying Of Gases (AREA)

Abstract

The invention provides a purification fresh air unit with dehumidifying and energy recycling functions and a dehumidifying and purifying method of the purification fresh air unit. The unit is characterized in that dehumidified air and return air can be subjected to energy exchange, the effect of increasing the temperature of an air outlet can be achieved without passive and active heating, meanwhile, the unit is further provided with a primary return air structure, airflow circulation is formed indoors, the temperature, humidity and cleanliness of indoor air are continuously adjusted, and the effects of saving energy and improving indoor comfort are achieved.

Description

A kind of purifying fresh air unit with dehumidifying energy regenerating and its dehumidifying purification method
Technical field
The present invention relates to a kind of purifying fresh air unit with dehumidifying energy regenerating.
Background technology
Current Fresh air handling units, are mainly conveyed through the fresh air of filtration to interior, its single function；Cannot be to room Interior humidity is effectively adjusted, and causes indoor easily generation to be gone mouldy, and directly affects the healthy of occupant.Simultaneously for some The higher environment of wetness also needs that dehumidifier is separately configured, and indoor use demand could be met, so that monolithic architecture uses energy Consumption is high, causes energy waste.
The content of the invention
It is an object of the invention to provide it is a kind of with dehumidifying energy regenerating purifying fresh air unit and its except wet purification side Method.
To reach above-mentioned purpose, technical scheme below is present invention employs：
A kind of purifying fresh air unit with dehumidifying energy regenerating, the Fresh air handling units include being killed for being conveyed through to interior Bacterium and particle remove the path of the fresh air for processing, and the path includes the particle aggregation for setting gradually and sterilisating section, dedusting section, dehumidifying Transformation segment, dehumidifying section and air-introduced machine and the Exposure degree section for carrying out heat exchange to air-flow before and after dehumidifying, the path Middle air-introduced machine forms a connection that Exposure degree section and dehumidifying section can be cut out the path with dedusting section by the transformation segment that dehumidifies Bypass.
The particle aggregation includes for carrying out infrared ray photograph by the air-flow of particle aggregation and sterilisating section with sterilisating section The device penetrated and for the device to being carried out ultraviolet irradiation by the air-flow of particle aggregation and sterilisating section, is shone using infrared ray Penetrate so that the part molecule in air-flow collides and bonds and form the bigger particle of diameter, can using ultraviolet irradiation Kill the bacterium in air-flow and virus.
The dedusting section includes complex filter, indoor return air Mixed Zone and the high efficiency particulate air filter for setting gradually, high Effect filter is located at dehumidifying transformation segment air intake, and complex filter is located at particle aggregation and sterilisating section outlet air end.
The complex filter includes composite screen and composite screen self-cleaning device, composite screen may filter that in air-flow >= 5 μm of particulate；The indoor return air Mixed Zone is the area that will be mutually mixed through the air-flow of complex filter and indoor return air Domain；The high efficiency particulate air filter may filter that in air-flow≤0.4 μm of particulate.
The dehumidifying transformation segment includes dehumidifying switching valve, and the import of the switching valve that dehumidifies is connected with dedusting section, and dehumidify switching valve Outlet respectively with dehumidifying section and air-introduced machine connect, close dehumidifying switching valve, then enter dehumidify transformation segment air-flow in air inducing Interior is directly entered in the presence of machine；Dehumidifying switching valve is opened, then the air-flow into dehumidifying transformation segment can be entered after dehumidifying It is indoor.
The Fresh air handling units are also included for from interior to the path of outdoor air draft and for indoor air draft and outdoor Into unit fresh air between carry out the enthalpy wheel of energy exchange, the path includes exhaust blower, and the side of enthalpy wheel is located at exhaust blower air intake Mouthful, opposite side is located in dedusting section, so that fresh air and air draft path can carry out energy exchange.
The Fresh air handling units also include water chiller-heater unit, heating module, the use for providing heating and cooling working medium (water) In the water tank for forming convection circulation, the control valve being arranged between water chiller-heater unit and water tank on circulation line, it is arranged at water tank Valve and the control valve being arranged between water tank and dehumidifier on circulation line are controlled on circulation line between heating module, The dehumidifier is arranged in dehumidifying section, and heating module is arranged in connection bypass between fan inlet and dehumidifying transformation segment Region in.
The Fresh air handling units also include the energy supply control module for powering to the unit and for detecting new air temperature And indoor humidity, PM2.5 numerical value and CO2The sensor of concentration.
The Fresh air handling units also include temperature, humidity, PM2.5 numerical value and the CO for showing interior2Concentration information and For being controlled the unit or being set the touch screen displays of customer parameter, the touch screen displays and power supply manually There is communication connection (such as wifi) between module.
The fresh air dehumidification purification method of the above-mentioned purifying fresh air unit with dehumidifying energy regenerating, comprises the following steps：
1) outdoor air sucks unit under the power that air-introduced machine is provided, and sequentially passes through particle aggregation with sterilisating section and dedusting Section, obtains the fresh air through purifying；
2) unit compares the humidity threshold that indoor humidity monitor value sets with user, if indoor humidity exceedes setting Value, the then fresh air for passing through purification is dehumidified by the transformation segment that dehumidifies into dehumidifying section, and the fresh air after dehumidifying is in Exposure degree section Carry out being re-fed into interior after energy exchange with the fresh air before dehumidifying, otherwise, dehumidifying using dehumidifying transformation segment, to cut out path (logical for section Cross and Exposure degree section cut out into realization), the fresh air through purifying is sent into after the bypass is directly or through heating indoor；
3) the power suction unit that room air is provided using exhaust blower, is carried out with the air from outdoor suction using enthalpy wheel Discharge after energy exchange outdoor；
4) unit is while to indoor feeding fresh air, using air-introduced machine from indoor suction air and with from outdoor suction and The air after energy exchange is completed using enthalpy wheel to be mixed, and dehumidifying transformation segment is then sent in the lump.
Beneficial effects of the present invention are embodied in：
The purifying fresh air unit of dehumidifying energy regenerating of the present invention can be by after dehumidifying using Exposure degree section Air carries out energy exchange with the air before dehumidifying, and without the need for passive actively heating the work for being lifted out draught temperature is can reach With.
Further, the unit also has including the air return structure including indoor return air Mixed Zone (mixing section), in room Interior formation airflow circulating, humiture persistently to room air, cleanliness factor are adjusted, to reach energy saving, improve indoor The effect of comfort level.
Further, the present invention comprehensively utilizes multiple kinds of energy recovering meanses in the workshop section of VMC, realizes purification, removes Wet workshop section distributes rationally, makes Fresh air handling units that not only there is purification, dehumidifying several functions, mode of operation to enrich, and with low Energy consumption, efficient advantage.
Description of the drawings
Fig. 1 is the purifying fresh air machine set system structure principle chart of dehumidifying energy regenerating；
In figure：1 is working medium output control valve, and 2 is working medium recycle control valve, and 3 is hot water output control valve, and 4 return for hot water Flow control valve, 5 is cold water output control valve, and 6 is that cold-water reflux controls valve, and 7 is energy supply control module, and 8 are dehumidifying switching valve, 9 For air-introduced machine, 10 is exhaust blower, and 11 is air outlet, and 12 is return air inlet, and 13 is indoor exhaust wind mouth, and 14 is outdoor exhaust outlet, and 15 are Fresh wind port, 16 is temperature sensor, and 17 is PM2.5 sensors, and 18 is humidity sensor, and 19 is CO2Sensor, 20 are pressure reduction biography Sensor, 21 are cohesion sterilisating section, and 22 is self-cleaning device, and 23 is complex filter.
Specific embodiment
The present invention is elaborated with reference to the accompanying drawings and examples.
(1) set structure
Referring to Fig. 1, the purifying fresh air unit with dehumidifying energy regenerating of the present invention has two Fans, outdoor fresh air (cohesion is killed for mouth 15, indoor air outlet 11, indoor exhaust wind mouth 13, outdoor exhaust outlet 14, indoor return air mouth 12 and multiple functional sections Bacterium section 21, self-cleaning section, enthalpy wheel section, mixing section, high efficiency filter section, dehumidifying transformation segment, dehumidifying section and Exposure degree section). Indoors at air outlet 11, the air outlet of air-introduced machine 9 passes through indoor air outlet 11 with interior even to one Fans (air-introduced machine 9) arrangement Logical, another Fans (exhaust blower 10) are arranged at outdoor exhaust outlet 14, the air outlet of exhaust blower 10 by outdoor exhaust outlet 14 with Outdoor connection, two Fans provide power for the air current flow of whole unit, and formation is routed to interior by outdoor Jing fresh airs side, then Jing indoor exhaust winds side path discharges outdoor fresh air circulation.
In the case where air-introduced machine 9 is acted on, outdoor air enters fresh air side path, i.e., sequentially enter cohesion by outdoor fresh air mouth 15 and kill Bacterium section 21 (containing cohesion, sterilizing unit), self-cleaning section (i.e. with the complex filter 23 of self-cleaning device 22), enthalpy wheel section (tool Have enthalpy wheel), mixing section, high efficiency filter section (containing high efficiency particulate air filter)；When dehumidification function is opened, Jing after high efficiency particulate air filter process Air by dehumidify transformation segment sequentially enter dehumidifying section, Exposure degree section (have heat-exchanger rig, can to enter dehumidifying section before sky Gas carries out energy exchange with the air for passing through dehumidifying section, improves capacity usage ratio), then enter to enter the room via indoor air outlet 11 Interior, when dehumidification function is closed, the air Jing after high efficiency particulate air filter process is directly entered interior after the transformation segment that dehumidifies.It is above-mentioned The opening of dehumidification function is realized with closing by the dehumidifying switching valve 8 that control dehumidifying transformation segment is included.When dehumidifying switching valve 8 During opening, the heat exchanging pipe all the way for first passing through heat-exchanger rig through the air of high efficiency particulate air filter enters dehumidifying section, removes in dehumidifying section Into another road heat exchanging pipe (intensification) of heat-exchanger rig after wet, then interior is sent into via air-introduced machine, when dehumidifying switching valve 8 is closed When closing, through high efficiency particulate air filter air directly by air-introduced machine send into it is indoor (when needing heating, first with heater heating, Then again interior sent into by air-introduced machine 9).In the case where exhaust blower 10 is acted on, room air is got in air draft side path, i.e. Jing rooms Exhaust outlet 13 enters above-mentioned enthalpy wheel section, then discharges outdoor by outdoor exhaust outlet 14.In enthalpy wheel section, enthalpy wheel side is located at indoor row Wind side path (particular location is between indoor exhaust wind mouth 13 and exhaust blower 10), opposite side is located at fresh air side path (particular location Between complex filter 23 and mixing section), so as to realize the energy exchange of indoor exhaust wind and fresh air.
Simultaneously the Fresh air handling units have primary retirn air structure, and room air Jing indoor return airs mouth 12 is again introduced in unit, Mixing section is entered afterwards by medium efficiency filtration section (containing medium effeciency filter), is mutually mixed with outdoor air in mixing section, be fed again into It is indoor or send into after carrying out heat recovery to the heat entrained by room air in the case where dehumidification function is opened indoor.
The Fresh air handling units also include that (water dispenser is passed through end using water as medium, heating or the water for freezing for water tank, water dispenser Equipment, for it the water chiller-heater unit of cold or heat is provided) and heating module (i.e. heater), the heating module setting In connected region between fan inlet and dehumidifying transformation segment, the air through the region can be heated, water dispenser Closed circuit is connected as by working medium output control valve 1 and working medium recycle control valve 2 with water tank, water tank be provided with two sets of water outlets with Return pipe, wherein a set of (having hot water output control valve 3 and hot water return control valve 4) is connected with heater, it is another set of (to have Cold water output control valve 5 and cold-water reflux control valve 6) it is connected with the dehumidification by condensation device of the section that dehumidifies, respectively Jing fresh airs side path Send into the heat (heating) and cold (dehumidifying) needed for indoor air is provided.
The Fresh air handling units also include energy supply control module 7, and the module is powered and to two typhoons to whole unit Machine, self-cleaning device 22, cohesion, sterilizing unit, enthalpy wheel, dehumidifying switching valve 8 and heater, dehumidification by condensation device, water tank and water dispenser Between each magnetic valve (working medium output control valve 1, working medium recycle control valve 2, hot water output control valve 3, hot water return control valve 4th, cold water output control valve 5, cold-water reflux control valve 6) control.Simultaneously energy supply control module 7 is internally provided with wireless wifi Module, is communicated with the touch screen display controller of touch screen displays.The touch screen displays are installed indoors, facilitate user couple Unit is configured parameter, coordinates the operation of the whole unit of control.
The Fresh air handling units also include temperature sensor 16, PM2.5 sensors 17, humidity sensor 18 and CO2Sensing Device 19.The PM2.5 sensors 17, humidity sensor 18 and CO2Sensor 19 is arranged at indoor return air mouth 12, is used respectively To monitor indoor PM2.5 particle concentrations, indoor humidity and interior CO2Concentration, and by data feedback to touch screen displays. The temperature sensor 16 is installed at air outlet 11 indoors, for detecting the air outlet temperature of air-introduced machine 9, and data feedback is given Touch screen displays.
The self-cleaning section filtered out using complex filter 23 microparticles such as the dust in the regional air (>= 5μm).Be provided with before and after the composite screen of complex filter 23 particulate matters such as differential pressure pickup 20, filter screen adhesive dust compared with When many, pressure increase, differential pressure pickup 20 by monitor signal transmission to energy supply control module 7, by the basis of energy supply control module 7 Default control self-cleaning device 22 is cleaned work to filter screen.Also can be built with energy supply control module 7 by indoor touch screen displays Vertical communication connection (wireless wifi), the manually operation of control self-cleaning device 22.The principle and structure of self-cleaning device 22 refer to Lower patent：" filter cleaning unit and self-cleaning, air cleaning equipment " (CN203591658U).
The cohesion, the cohesion of sterilizing unit including but not limited to pass through infrared ray so that dust in air etc. Microparticle (≤1 μm) collides and is combined into larger particle (6.5～8 μm), and concrete principle and structure refer to following patent： " filter cleaning unit self-cleaning, air cleaning equipment " (CN203591658U) and a kind of particle aggregation processing meanss " (CN204219986U).The cohesion, the bactericidal action of sterilizing unit are including but not limited to irradiated by ultraviolet, kill air In bacterium, virus.
The effect of the mixing section is that the air through composite screen is mutual with the indoor return air through medium effeciency filter Mixing.Wherein, the medium effeciency filter, its effect is into the ash in the air of mixing section in medium efficiency filtration section region by interior The microparticles such as dirt (1～5 μm) are filtered.The effect of the high efficiency particulate air filter is filtered out into high efficiency filter section regional air In the microparticle (≤0.4 μm) such as dust.
(2) working principle of said set
1st, the mode of operation (providing two kinds as an example) of the unit
1.1st, summer operation pattern
1) first user arranges on a touch-screen display systematic parameter (self-cleaning period distances, air quantity, Threshold of Temperature And Humidity, day The functional modes such as phase, timed power on/off, hand switch machine are arranged)
2) after starting shooting, two Fans start, the operating of enthalpy wheel, cohesion sterilizing unit work, temperature, humidity, CO2, PM2.5 pass Sensor starts simultaneously.
3) outdoor air is sucked in unit in the presence of blower fan, can kills in air through cohesion sterilisating section 21 and be taken The virus of band, bacterium, then through complex filter 23, filter in air >=the particle such as 5 μm of dust.
4) differential pressure pickup 20 can detect the pressure differential before and after complex filter 23, and be converted into electric signal and feed back to electricity Source control module 7.When pressure differential is larger, energy supply control module 7 receives the electric signal from differential pressure pickup 20, starts certainly Clean device 22, is cleaned to composite screen.When pressure recovers normal operating conditions before and after composite screen, self-cleaning device 22 stops Work, while also can manually control the startup of self-cleaning device 22 on a touch-screen display and close.Self-cleaning device can also be according to Self-cleaning period distances, periodically clean composite screen.
5) fresh air carries out energy exchange into after enthalpy wheel through composite screen with indoor exhaust wind, reclaims entrained by indoor exhaust wind Cold (heat).
6) indoor return air mixes latter with high efficiency particulate air filter is entered into fresh air after medium effeciency filter in mixing section, high Effect filter can filter in air >=microparticle such as 0.4 μm of dust.
7) when the indoor humidity of the detection of humidity sensor 18 at indoor return air mouth 12 exceedes threshold value, dehumidify switching valve 8 dozens Open, high efficiency filter section is connected with dehumidifying section, meanwhile, water dispenser starts, working medium output control valve 1, working medium backflow in electromagnetic valve Control valve 2, cold water output control valve 5, cold-water reflux control valve 6 are opened, and for dehumidifier cold water is provided.
8) air after dehumidifying enters Exposure degree section, and Exposure degree section is by into the fresh air of unit (before dehumidifying) and dehumidifying Fresh air afterwards carries out energy exchange, lifts air themperature after dehumidifying, and interior is sent into by air-introduced machine 9 after air dewetting.
9) when the indoor humidity of the detection of humidity sensor 18 at indoor return air mouth 12 drops to preset value, dehumidify switching valve 8 close, and high efficiency filter section is directly connected with the region of air-introduced machine 9, meanwhile, water dispenser quits work, and above-mentioned electromagnetic valve is closed Close, dehumidifying section, the work of Exposure degree section stop, and other modules run well.
10) in dehumidification process, the air outlet temperature of air-introduced machine 9 of the detection of temperature sensor 16 exceeds threshold at indoor air outlet 11 During value scope (22～26 DEG C), then air outlet temperature is adjusted by the discharge of water dispenser control injection dehumidifying section.
1.2nd, winter mode of operation
Winter mode of operation is identical in step 1-6 with summer operation pattern.Its difference is under winter mode of operation, to remove Wet switching valve 8 is closed, and water dispenser is opened, working medium output control valve 1, working medium recycle control valve 2, hot water output control in electromagnetic valve Valve 3, hot water return control valve 4 is opened, and provides hot water for heater to lift the air outlet temperature of air-introduced machine 9.
2nd, operation and control
User can realize following individually control to unit according to indoor actual conditions：
1) Boiler pressure control (high, medium and low many gear controls) of blower fan.
2) startup of self-cleaning device and closing.
3) air outlet heating module is opened and closed.
4) open and close of dehumidifying switching valve, dehumidification function starts after unlatching, and air send under fan action after closing Enter indoor (dehumidification function closing).
The advantage of this Fresh air handling units is exactly to make full use of the heat (cold) that room air has with primary retirn air structure, Purifying part simultaneously can reduce indoor accelerated test concentration again.And the section that dehumidifies has heat recovering device, maximally utilizes room The heat of interior air carries out energy exchange with the air of dehumidifying section, it is to avoid conventional dehumidification function is also needed additionally to increase heating and set It is standby, with good economy and energy saving, comfortableness.

Claims (10)

1. it is a kind of with dehumidifying energy regenerating purifying fresh air unit, it is characterised in that：The Fresh air handling units are included for interior Be conveyed through the path that sterilization and particle remove the fresh air for processing, the path include the particle aggregation that sets gradually and sterilisating section, Dedusting section, dehumidifying transformation segment, dehumidifying section and air-introduced machine (9) and the sensible heat for carrying out heat exchange to air-flow before and after dehumidifying are returned Section is received, air-introduced machine forms one and can cut out Exposure degree section and dehumidifying section with dedusting section by the transformation segment that dehumidifies in the path The connection bypass of the path.
2. according to claim 1 it is a kind of with dehumidifying energy regenerating purifying fresh air unit, it is characterised in that：The particle Cohesion includes for carrying out the device of infrared radiation with the air-flow of sterilisating section by particle aggregation and being used for sterilisating section Device to carrying out ultraviolet irradiation by the air-flow of particle aggregation and sterilisating section.
3. according to claim 1 it is a kind of with dehumidifying energy regenerating purifying fresh air unit, it is characterised in that：The dedusting Section includes complex filter (23), indoor return air Mixed Zone and the high efficiency particulate air filter for setting gradually, and high efficiency particulate air filter is located at Dehumidifying transformation segment air intake, complex filter (23) is positioned at particle aggregation and sterilisating section outlet air end.
4. according to claim 3 it is a kind of with dehumidifying energy regenerating purifying fresh air unit, it is characterised in that：It is described compound Filter (23) includes composite screen and composite screen self-cleaning device (22), composite screen may filter that in air-flow >=5 μm micro- Grain；The indoor return air Mixed Zone is the region that will be mutually mixed through the air-flow of complex filter and indoor return air；It is described High efficiency particulate air filter may filter that in air-flow≤0.4 μm of particulate.
5. according to claim 1 it is a kind of with dehumidifying energy regenerating purifying fresh air unit, it is characterised in that：The dehumidifying Transformation segment includes dehumidifying switching valve (8), and the import of the switching valve (8) that dehumidifies is connected with dedusting section, the outlet point of the switching valve (8) that dehumidifies Do not connect with dehumidifying section and air-introduced machine (9).
6. according to claim 1 it is a kind of with dehumidifying energy regenerating purifying fresh air unit, it is characterised in that：The fresh air Unit is also included for from interior to the path of outdoor air draft and between indoor air draft and the outdoor fresh air into unit The enthalpy wheel of energy exchange is carried out, the path includes exhaust blower (10), and the side of enthalpy wheel is located at exhaust blower (10) air inlet, opposite side In dedusting section.
7. according to claim 1 it is a kind of with dehumidifying energy regenerating purifying fresh air unit, it is characterised in that：The fresh air Unit also include water chiller-heater unit, heating module, the water tank for forming convection circulation, be arranged at water chiller-heater unit and water tank it Between control valve on circulation line, the control valve that is arranged between water tank and heating module on circulation line and be arranged at water tank Control valve between dehumidifier on circulation line, dehumidifier is arranged in dehumidifying section, and heating module is arranged in connection bypass In region between air-introduced machine (9) air inlet and dehumidifying transformation segment.
8. according to claim 1 it is a kind of with dehumidifying energy regenerating purifying fresh air unit, it is characterised in that：The fresh air Unit also include the energy supply control module (7) for powering to the unit and for detect new air temperature and indoor humidity, PM2.5 numerical value and CO2The sensor of concentration.
9. according to claim 8 it is a kind of with dehumidifying energy regenerating purifying fresh air unit, it is characterised in that：The fresh air Unit also includes temperature, humidity, PM2.5 numerical value and the CO for showing interior2Concentration information and for carrying out to the unit Manually the touch screen displays of control or setting customer parameter, exist between the touch screen displays and energy supply control module (7) Communication connection.
10. it is a kind of as described in any one in claim 1-9 with dehumidifying energy regenerating purifying fresh air unit fresh air Dehumidifying purification method, it is characterised in that：Comprise the following steps：
1) outdoor air sucks unit under the power that air-introduced machine (1) is provided, and sequentially passes through particle aggregation with sterilisating section and dedusting Section, obtains the fresh air through purifying；
2) unit compares the humidity threshold that indoor humidity monitor value sets with user, if indoor humidity exceedes setting value, Then through purification fresh air by dehumidifying transformation segment enter dehumidify section dehumidified, the fresh air after dehumidifying Exposure degree section with remove It is wet before fresh air carry out being re-fed into interior after energy exchange, otherwise, using dehumidifying transformation segment by dehumidify section cut out path, make through The fresh air of purification is sent into indoor after the bypass is directly or through heating；
3) the power suction unit that room air is provided using exhaust blower (10), is carried out with the air from outdoor suction using enthalpy wheel Discharge after energy exchange outdoor；
4) unit is while to indoor feeding fresh air, using air-introduced machine (1) from indoor suction air and with from outdoor suction and The air after energy exchange is completed using enthalpy wheel to be mixed, and dehumidifying transformation segment is then sent in the lump.
CN201710052106.XA 2017-01-20 2017-01-20 Purification fresh air unit with dehumidifying and energy recycling functions and dehumidifying and purifying method of purification fresh air unit Pending CN106642426A (en)

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CN107687688A (en) * 2017-10-11 2018-02-13 宁波奈兰环境系统有限公司 Fresh air refrigerating all-in-one
CN108105935A (en) * 2017-12-11 2018-06-01 陆林娣 A kind of fresh air system and its method for cold district
CN108361869A (en) * 2018-02-12 2018-08-03 清华大学 A kind of heat pump driven solution dehumidification-regeneration air processing system
CN110017564A (en) * 2019-03-28 2019-07-16 青岛海尔空调电子有限公司 Double-cold source fresh air handling unit and its control method
CN110030655A (en) * 2019-02-28 2019-07-19 三亚市金宝鼎科技投资集团有限公司 A kind of air cleaning system that dehumidifying ventilation is oxygen-enriched
CN111520838A (en) * 2020-06-05 2020-08-11 中国铁路设计集团有限公司 Self-cleaning air centralized purification and disinfection integrated device for rail transit
CN112344518A (en) * 2019-08-06 2021-02-09 臻懿(北京)科技有限公司 Intelligent fresh air control system for communication
CN113899025A (en) * 2021-09-26 2022-01-07 珠海格力电器股份有限公司 Heat recovery air treatment system
CN114087742A (en) * 2021-11-24 2022-02-25 美的集团武汉制冷设备有限公司 Fresh air machine, control method thereof and computer readable storage medium
CN114440432A (en) * 2022-02-11 2022-05-06 河北工业大学 Integral fresh air dehumidification all-in-one machine adopting pulsating heat pipes for heat recovery

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Publication number Priority date Publication date Assignee Title
CN107687688A (en) * 2017-10-11 2018-02-13 宁波奈兰环境系统有限公司 Fresh air refrigerating all-in-one
CN108105935A (en) * 2017-12-11 2018-06-01 陆林娣 A kind of fresh air system and its method for cold district
CN108361869A (en) * 2018-02-12 2018-08-03 清华大学 A kind of heat pump driven solution dehumidification-regeneration air processing system
CN110030655A (en) * 2019-02-28 2019-07-19 三亚市金宝鼎科技投资集团有限公司 A kind of air cleaning system that dehumidifying ventilation is oxygen-enriched
CN110017564A (en) * 2019-03-28 2019-07-16 青岛海尔空调电子有限公司 Double-cold source fresh air handling unit and its control method
CN110017564B (en) * 2019-03-28 2021-11-02 青岛海尔空调电子有限公司 Double-cold-source fresh air unit and control method thereof
CN112344518A (en) * 2019-08-06 2021-02-09 臻懿(北京)科技有限公司 Intelligent fresh air control system for communication
CN111520838A (en) * 2020-06-05 2020-08-11 中国铁路设计集团有限公司 Self-cleaning air centralized purification and disinfection integrated device for rail transit
CN113899025A (en) * 2021-09-26 2022-01-07 珠海格力电器股份有限公司 Heat recovery air treatment system
CN114087742A (en) * 2021-11-24 2022-02-25 美的集团武汉制冷设备有限公司 Fresh air machine, control method thereof and computer readable storage medium
CN114087742B (en) * 2021-11-24 2023-05-26 美的集团武汉制冷设备有限公司 New fan, control method thereof and computer readable storage medium
CN114440432A (en) * 2022-02-11 2022-05-06 河北工业大学 Integral fresh air dehumidification all-in-one machine adopting pulsating heat pipes for heat recovery
CN114440432B (en) * 2022-02-11 2023-06-02 河北工业大学 Integrated fresh air dehumidification all-in-one machine adopting pulsating heat pipe for heat recovery

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