CN107270502A - The secondary recuperation of heat Fresh air handing device and its method of work of central air conditioner system - Google Patents
The secondary recuperation of heat Fresh air handing device and its method of work of central air conditioner system Download PDFInfo
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- CN107270502A CN107270502A CN201710582337.1A CN201710582337A CN107270502A CN 107270502 A CN107270502 A CN 107270502A CN 201710582337 A CN201710582337 A CN 201710582337A CN 107270502 A CN107270502 A CN 107270502A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- 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
-
- 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
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
-
- 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
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—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
- F24F11/65—Electronic processing for selecting an operating mode
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/50—Air quality properties
- F24F2110/65—Concentration of specific substances or contaminants
- F24F2110/70—Carbon dioxide
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/54—Heating and cooling, simultaneously or alternatively
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- 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
Abstract
The present invention relates to the secondary recuperation of heat Fresh air handing device and its method of work of a kind of central air conditioner system, it is divided into summer mode, winter mode, transition season pattern；Energy saver mode, dehumidification mode, three kinds of states of normal mode can be divided into the summer mode；During winter mode operation, system is with minimum fresh air requirmente mode operation, CO2 concentration, resh air requirement needed for regulation in automatic detection room；The transition season pattern includes normal transient Seasonal Model, transition season refrigeration mode, transition season dehumidification mode and transition season heating mode.
Description
Technical field
The present invention relates to a kind of method of work of secondary recuperation of heat Fresh air handing device, particularly for central air conditioner system
Fresh air handing device method of work.
Background technology
If the air draft of central air-conditioning wind system is directly arranged to air, air draft energy is not reclaimed, energy is caused
The significant wastage in source；In order to preferably energy-saving, the secondary utilization of energy is realized, it is necessary to which a kind of central air-conditioning air draft energy is returned
Receiving apparatus；The heat reclamation device of existing central air-conditioning mostly realizes heat transfer process using total-heat exchanger, and heat exchange efficiency is relative
It is relatively low, and substantial amounts of energy is still contained in air draft after heat exchange, traditional new blower for heat recycling is unfavorable for the efficient utilization of thermal source.
Current family expenses fresh air processor, is basically that room is sent directly into after total-heat exchanger after fresh air is filtered
It is interior, certain cooling or heating treatment, certain air conditioner refrigerating or heating effect as that need to reach are not carried out to fresh air, it is necessary to another
Outer unlatching air-conditioning or heating equipment.But the long duration in 1 year handles transition season, at this time, if do not turned on the aircondition,
Obvious discomfort occurs in interior, and air-conditioning or heating equipment at this moment must be opened in addition, causes the unnecessary consumption of energy consumption.
Current radiation tail end is the dry type end system of representative, in turning into following with its high health, high degree of comfort
The Developing mainstream of air-conditioning system is entreated, but the dehumidifying technology of the Fresh air handing particularly fresh air of dry type end is also immature, in engineering
The problems such as occurring in that condensation in practical application, urgent problem is turned into the depth dehumidifying technology of fresh air.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of method of work of secondary recuperation of heat Fresh air handing device, no
It is only capable of making fresh air carry out direct heat exchange with air draft, moreover it is possible to carry out recuperation of heat to the air draft after heat exchange.
In order to solve the above-mentioned technical problem, the present invention provides a kind of method of work of secondary recuperation of heat Fresh air handing device,
Including：
（1）Summer mode：Compressor set works, and fresh air enters upper left ventilation storehouse by fresh air inlet, through fresh air filter screen filtration
Afterwards through plate-type heat recovery device and with return air progress heat exchange so as to reduce the temperature of fresh air, evaporator two works and board-like
Produce the high temperature cold water that temperature is more than 16 degrees Celsius in heat exchanger, the fresh air enter right-hand member divulge information storehouse, through desuperheating coil
And heat exchange is carried out so as to reduce the temperature of fresh air again with the high temperature cold water from plate type heat exchanger, fresh air passes through evaporator one
Carry out significantly cooling and depth is except temperature, fresh air carries out heat exchange through condenser so that fresh air is warming up to comfortable temperature for the moment
Degree, fresh air passes through wet-membrane humidifier so that fresh air reaches comfortable humidity, and pressure fan is blown fresh air and by air-supply
Air devider outside outlet fresh air is distributed after, the Electric air valve on each branch road or small-sized fan send into each room；From each room
Between return air through return air inlet enter upper right divulge information storehouse, return air pass through the return air filter screen filtration after sent into by exhaust blower it is board-like
Heat exchange is carried out in heat reclamation device and with fresh air, the return air through plate-type heat recovery device enters in the ventilation storehouse of lower-left and passed through
Condenser two, so as to carry out recuperation of heat to return air, is most discharged into the external world through wind exhausting outlet afterwards；At the same time, produced by plate type heat exchanger
Raw high temperature cold water is back to by each capillary tube mats again after end water collecting and diversifying device enters each capillary tube mats to each room via radiation
Plate type heat exchanger carries out heat exchange.
（2）Winter mode：Compressor set works, and fresh air enters upper left ventilation storehouse by fresh air inlet, through fresh air screen pack
Through plate-type heat recovery device after filtering and with return air heat exchange is carried out to raise the temperature of fresh air, evaporator two work and
Produce the middle warm water that temperature is 35-40 degrees Celsius in plate type heat exchanger, the fresh air enters right-hand member ventilation storehouse, through pre- cold dish
Middle warm waters of the Guan Bingyu from plate type heat exchanger carries out heat exchange so as to raise the temperature of fresh air again, and fresh air is passed through and do not worked
Evaporator one and condenser one after, fresh air passes through wet-membrane humidifier so that fresh air reaches comfortable humidity, and pressure fan will be new
Wind blown and by air-supply outlet outside air devider fresh air is distributed after, Electric air valve or small-sized fan on each branch road
Send into each room；Return air from each room enters upper right ventilation storehouse through return air inlet, and return air passes through the return air screen pack mistake
Sent into after filter by exhaust blower in plate-type heat recovery device and carry out heat exchange with fresh air, the return air through plate-type heat recovery device enters
Enter in the ventilation storehouse of lower-left and through condenser two, so as to carry out recuperation of heat to return air, be most discharged into the external world through wind exhausting outlet afterwards；With this
Meanwhile, the middle warm water produced by plate type heat exchanger is led to again after end water collecting and diversifying device enters each capillary tube mats to each room via radiation
Cross each capillary tube mats and be back to plate type heat exchanger progress heat exchange.
（3）Transition season pattern：Including normal transient Seasonal Model, now compressor set and water circulation system stop fortune
OK, fresh air carries out sending into interior after heat exchange after fresh air filter screen filtration with indoor exhaust wind；CO2 is dense in automatic detection room simultaneously
Degree, resh air requirement needed for regulation；When monitoring indoor return air temperature more than 26 degree, during no more than 30 degree, and relative humidity does not surpass
When 60%, run using transition season refrigeration mode, system compresses unit starts, evaporator two, condenser two and desuperheating coil
Start working, precooling treatment is carried out to fresh air, indoor end water circulation system does not work；When monitoring that indoor return air temperature do not surpass
When crossing 26 degree, but relative humidity more than 75% when, using transition season dehumidification mode run, system compresses unit start, evaporator
One and condenser work at the beginning, dehumidification treatments are carried out to fresh air, feeding is indoor after fresh air after dehumidifying is reheated, indoor end
Water circulation system does not work；When monitor indoor return air temperature less than 15 degree and higher than 10 degree when, using transition season heating mould
Formula is run, and compressor set automatic start, condenser two and evaporator two start, and heating treatment is carried out to fresh air.
Energy saver mode, dehumidification mode, three kinds of states of normal mode can be divided into the summer mode；Energy saver mode realizes room
It is interior nobody when air circulating system is closed, indoor temperature is with temperature control on duty；Dehumidification mode realizes that working as indoor humidity exceedes limit value,
Air circulating system is run by interior circulation dehumidification mode automatically, and outdoor fresh air air intake is closed, and indoor end water circulation system stops, main
Machine is maximum to the Precooling unit supply dehumidifier freezing water including desuperheating coil, and water temperature is reduced to less than 15 degree, wind circulation
System is carried out by maximum quantity of wind；Normal mode realizes that the humiture that system is set by indoor thermostat is normally run.
During winter mode operation, system is with minimum fresh air requirmente mode operation, CO2 concentration, regulation in automatic detection room
Required resh air requirement.
Relative to prior art, what the present invention had has the technical effect that：（1）The Fresh air handing with secondary recuperation of heat
Device, using plate-type heat recovery device, makes fresh air carry out direct heat exchange with air draft, while condenser two can be carried out to air draft
Secondary recuperation of heat, compared with prior art in carry out fresh air and air draft heat exchange only with total-heat exchanger, significantly decrease energy
Waste；（2）Compared to the fixation mode of operation that in existing family expenses fresh air processor or air-conditioning system is directed to season in summer in winter two,
The method of work of the secondary recuperation of heat Fresh air handing device can be according to Various Seasonal, using various corresponding mode of operations pair
Fresh air or indoor water circulation system carry out temperature adjustment, thus improve air-conditioning system the four seasons operating efficiency and significantly reduce energy
Consumption；（3）Desuperheating coil can carry out precooling or heating to fresh air, evaporator one can depth dehumidify and cool down, condenser one can
So that fresh air is warming up to comfort temperature, wet-membrane humidifier can carry out humidity regulation to fresh air, so as to maintain the appropriate wet of fresh air
Degree, is both overcome using the indoor dew condensation phenomenon after radiation tail end system, and indoor occupant will not be made to feel too dry again；（4）Summer
Season, pattern included energy saver mode, dehumidification mode, normal mode, can be according to indoor temperature and humidity automatic regulating system
Work, further saves energy consumption；（5）In order to keep indoor temperature to need to run with minimum air quantity in winter mode, this has
The Fresh air handing device of secondary recuperation of heat can adjust the air quantity of fresh air according to indoor CO2 concentration, it is to avoid indoor anoxic；（6）
Recirculated water can be distributed according to need to each room and adjust the confession in each room by thermoelectricity actuator by radiation tail end water collecting and diversifying device
Water, so as to adjust the temperature in each room；（7）Air devider and electronic point of air-valve or small-sized fan fresh air can be distributed according to need to
In each room.
Brief description of the drawings
For the innovative principle and its technical advantage compared to existing product of the clear explanation present invention, below by way of attached
Scheme to illustrate possible embodiment by the non-limiting examples of the application principle.In figure：
Fig. 1 is the structure principle chart of the double-compressor Fresh air handing device of the present invention；
Fig. 2 is the left view of the double-compressor Fresh air handing device of the present invention；
Fig. 3 is the right view of the double-compressor Fresh air handing device of the present invention.
Embodiment
As shown in Figure 1, Figure 2, Figure 3 shows, the Fresh air handing device with secondary recuperation of heat includes：Fresh air screen pack 1, plate
Formula heat reclamation device 2, exhaust blower 3, desuperheating coil 4, evaporator 1, condenser 1, wet-membrane humidifier 7, return air screen pack 8,
Condenser 29, compressor set 10, plate type heat exchanger 11, radiation tail end water collecting and diversifying device 12, pressure fan 13, capillary tube mats 14, main water
Pipe 15, fresh air inlet 16, wind exhausting outlet 17, return air inlet 18, air-supply outlet 19, dividing plate 20.
The plate-type heat recovery device 2 can use Chinese patent literature number to be such as assembled into for the injection in CN1317539C
The flat air heat exchanger of adverse current or cross-current of type, Chinese patent literature number are the board-like waste heat in CN201081580Y
It is the plate type heat exchanger in CN1022798903A to reclaim heat exchanger or Chinese patent literature number, or using such as Chinese patent text
The number of offering is the plate type heat exchanger in CN102138053B；The Fresh air handing device with secondary recuperation of heat is hollow framework
Structure, its left surface middle and upper part is provided with fresh air inlet 16, and its left surface middle and lower part is provided with wind exhausting outlet 17, its right flank middle and upper part
Provided with return air inlet 18, its right flank middle part is provided with air-supply outlet 19, the Fresh air handing device with secondary recuperation of heat
Inner chamber is separated into four independent ventilation storehouses by cube plate-type heat recovery device 2 and multiple dividing plates 20（I.e.：Upper left ventilation storehouse,
Lower-left ventilation storehouse, upper right ventilation storehouse, right-hand member ventilation storehouse）And the cabin of a lower right, wherein the fresh air inlet 16 and upper left
Ventilation storehouse is connected, and the wind exhausting outlet 17 is connected with lower-left ventilation storehouse, and the return air inlet 18 is connected with upper right ventilation storehouse
Logical, the air-supply outlet 19 is connected with right-hand member ventilation storehouse；Fresh air screen pack 1 is vertical in the upper left ventilation storehouse, is used for
Dust removal by filtration is carried out to the fresh air for entering the storehouse, condenser 29 is vertical in the lower-left ventilation storehouse, for being carried out to air draft
Recuperation of heat, exhaust blower 3 is in upper right ventilation storehouse, and the right side of the exhaust blower 3, which is provided with, to be used to carry out dust removal by filtration to return air
Return air screen pack 8, right-hand member ventilation storehouse inside left-end is provided with desuperheating coil 4, and the right side of the desuperheating coil 4 is adjacent provided with using
In the evaporator 1 that direct-expansion type dehumidifies and cools, the right side of the evaporator 1 is adjacent to be provided with condenser 1, the condenser 1
Adjacent be provided with right side be used for the wet-membrane humidifier 7 that is humidified to fresh air, the right side of the wet-membrane humidifier 7 is provided with pressure fan
13；Compressor set 10 is provided with the cabin, the compressor set 10 includes variable-frequency compressor one and determines the compressor two of frequency,
The pipeline that the right side of the compressor set 10 is provided with plate type heat exchanger 11, the plate type heat exchanger 11 is divided into two tunnels by threeway and managed
Road, all the way pipeline be connected with desuperheating coil 4, another road pipeline passes through water main 15 and radiation tail end（Or dry type end）Diversity
Hydrophone 12 is connected, and the right side of the radiation tail end water collecting and diversifying device 12 is connected with the capillary towards the one-to-one corresponding loop in each room
Pipe seat 14 or other dry type end-o f-pipe -control devices, the connecting tube between radiation tail end water collecting and diversifying device 12 and capillary tube mats 14 are provided with
For the thermoelectricity actuator for controlling to supply water, the capillary tube mats 14 are connected or with being embedded in room wall with the cold beam in room
Heat-exchange tube in wall, floor is connected, and the plate type heat exchanger 11 carries out heat transfer with adjacent evaporator two；When air-conditioning is negative
Lotus hour compressor one works, and when air conditioner load is big, compressor one works simultaneously with compressor two, so as to save energy consumption；Air-supply
Outlet 19, which is externally provided with, distributes fresh air to the air devider in each room, and Electric air valve or solely is equipped with each branch road of air devider rear end
The small-sized fan of vertical circuit controls, can carry out Boiler pressure control to the blowpipe of each branch road.
The Fresh air handing device with secondary recuperation of heat, its method of work includes：
（1）Summer mode：Compressor set 10 works, and fresh air enters upper left ventilation storehouse by fresh air inlet 16, through fresh air screen pack 1
Through plate-type heat recovery device 2 and with return air progress heat exchange so as to reduce the temperature of fresh air after filtering, evaporator two works simultaneously
The high temperature cold water that temperature is more than 16 degrees Celsius is produced in plate type heat exchanger 11, the fresh air enters right-hand member ventilation storehouse, passed through
Desuperheating coil 4 simultaneously carries out heat exchange so as to reduce the temperature of fresh air again with the high temperature cold water from plate type heat exchanger, and fresh air is worn
Pervaporation device 1 carries out significantly cooling and depth is except temperature, and fresh air carries out heat exchange so that fresh air liter when passing through condenser 1
Temperature is to comfort temperature, and fresh air is through wet-membrane humidifier 7 so that fresh air reaches comfortable humidity, and pressure fan 13 is sent fresh air
Wind and after by the air devider outside air-supply outlet 19, fresh air is distributed, the Electric air valve on each branch road or small-sized fan feeding it is each
Room；Return air from each room enters upper right ventilation storehouse through return air inlet 18, after return air is filtered through the return air screen pack 8
Sent into by exhaust blower 3 in plate-type heat recovery device 2 and carry out heat exchange with fresh air, the return air through plate-type heat recovery device 2 enters
Enter in the ventilation storehouse of lower-left and through condenser 29, so as to carry out recuperation of heat to return air, be most discharged into the external world through wind exhausting outlet 17 afterwards；
At the same time, end water collecting and diversifying device 12 enters each capillary tube mats 14 to each to the high temperature cold water produced by plate type heat exchanger 11 via radiation
Plate type heat exchanger 11, which is back to, behind room by each capillary tube mats 14 again carries out heat exchange.
（2）Winter mode：Compressor set 10 works, and fresh air enters upper left ventilation storehouse by fresh air inlet 16, through fresh air mistake
Filter screen 1 carries out heat exchange so as to raise the temperature of fresh air, the work of evaporator two after filtering through plate-type heat recovery device 2 and with return air
Make and the middle warm water that temperature is 35-40 degrees Celsius is produced in plate type heat exchanger 11, the fresh air enters right-hand member ventilation storehouse, worn
Cross desuperheating coil 4 and carry out heat exchange with the middle warm water from plate type heat exchanger 11 so as to raise the temperature of fresh air again, newly
Wind is passed through after idle evaporator 1 and condenser 1, and fresh air is through wet-membrane humidifier 7 so that fresh air reaches comfortably
Humidity, pressure fan 13 fresh air is blown and fresh air is distributed by the air devider outside air-supply outlet 19 after, on each branch road
Electric air valve or small-sized fan send into each room；Return air from each room enters upper right ventilation storehouse through return air inlet 18, returns
Wind is sent into plate-type heat recovery device 2 by exhaust blower 3 after being filtered through the return air screen pack 8 and carries out heat exchange with fresh air,
Return air through plate-type heat recovery device 2 enters in the ventilation storehouse of lower-left and through condenser 29, is returned so as to carry out heat to return air
Receive, be most discharged into the external world through wind exhausting outlet 17 afterwards；At the same time, the middle warm water produced by plate type heat exchanger 11 via radiation divide by end
Plate type heat exchanger 11, which is back to, behind the entrance of water collector 12 each capillary tube mats 14 to each room by each capillary tube mats 14 again carries out heat
Exchange.
(3) transition season pattern:Including normal transient Seasonal Model, now compressor set and water circulation system stop fortune
OK, feeding interior after heat exchange is carried out after fresh air is filtered through fresh air screen pack 1 with indoor exhaust wind；While CO2 in automatic detection room
Concentration, resh air requirement needed for regulation；When monitoring indoor return air temperature more than 26 degree, during no more than 30 degree, and relative humidity is not
During more than 60%, run using transition season refrigeration mode, system compresses unit 10 starts, evaporator two, condenser 29 and pre-
Cooling coil 4 is started working, and precooling treatment is carried out to fresh air, but indoor end water circulation system does not work；When monitoring indoor return
Air temperature be no more than 26 degree when, but relative humidity more than 75% when, using transition season dehumidification mode run, system compresses unit
10 start, and evaporator 1 and condenser 1 are started working, and dehumidification treatments are carried out to fresh air, are sent after the fresh air after dehumidifying is reheated
Enter interior, but indoor end water circulation system does not work；When monitor indoor return air temperature less than 15 degree and be higher than 10 degree when, adopt
Run with transition season heating mode, compressor set automatic start, condenser 29 and evaporator two start, fresh air risen
Temperature processing.
Energy saver mode, dehumidification mode, three kinds of states of normal mode can be divided into the summer mode；Energy saver mode realizes room
It is interior nobody when air circulating system is closed, indoor temperature is with temperature control on duty；Dehumidification mode realizes that working as indoor humidity exceedes limit value,
Air circulating system is run by interior circulation dehumidification mode automatically, and outdoor fresh air air intake is closed, and indoor end water circulation system stops, main
Machine is maximum to the Precooling unit supply dehumidifier freezing water including desuperheating coil, and water temperature is reduced to less than 15 degree, wind circulation
System is carried out by maximum quantity of wind；Normal mode realizes that the humiture that system is set by indoor thermostat is normally run.
During winter mode operation, system is with minimum fresh air requirmente mode operation, CO2 concentration, regulation in automatic detection room
Required resh air requirement.
Obviously, above-described embodiment is only intended to clearly illustrate example of the present invention, and is not to the present invention
The restriction of embodiment.For those of ordinary skill in the field, it can also be made on the basis of the above description
Its various forms of changes or variation.There is no necessity and possibility to exhaust all the enbodiments.And these belong to this hair
Among the obvious changes or variations that bright spirit is extended out is still in protection scope of the present invention.
Claims (1)
1. the method for work of the secondary recuperation of heat Fresh air handing device of a kind of central air conditioner system, it is characterised in that with secondary
The Fresh air handing device of recuperation of heat includes：Fresh air screen pack（1）, plate-type heat recovery device（2）, exhaust blower（3）, desuperheating coil
（4）, evaporator one（5）, condenser one（6）, wet-membrane humidifier（7）, return air screen pack（8）, condenser two（9）, compressor set
（10）, plate type heat exchanger（11）, radiation tail end water collecting and diversifying device（12）, pressure fan（13）, capillary tube mats（14）, water main（15）,
Fresh air inlet（16）, wind exhausting outlet（17）, return air inlet（18）, air-supply outlet（19）, dividing plate（20）；
The Fresh air handing device with secondary recuperation of heat is hollow frame structure, and its left surface middle and upper part enters provided with fresh air
Mouthful（16）, its left surface middle and lower part is provided with wind exhausting outlet（17）, its right flank middle and upper part is provided with return air inlet（18）, its right flank
Middle part is provided with air-supply outlet（19）, the inner chamber of the Fresh air handing device with secondary recuperation of heat is by the board-like recuperation of heat of cube
Device（2）And multiple dividing plates（20）The cabin of four independent ventilation storehouses and a lower right is separated into, wherein the fresh air enters
Mouthful（16）It is connected with upper left ventilation storehouse, the wind exhausting outlet (17) is connected with lower-left ventilation storehouse, the return air inlet
(18) it is connected with upper right ventilation storehouse, the air-supply outlet (19) is connected with right-hand member ventilation storehouse；
Fresh air screen pack (1) is vertical in the upper left ventilation storehouse, and condenser two (9) is vertical at the lower-left ventilation storehouse
Interior, exhaust blower (3) is in upper right ventilation storehouse, and the right side of the exhaust blower (3), which is provided with, to be used to carry out dust removal by filtration to return air
Return air screen pack (8), right-hand member ventilation storehouse inside left-end is provided with desuperheating coil (4), the right side phase of the desuperheating coil (4)
Neighbour, which is provided with, is used for the evaporator one (5) that direct-expansion type dehumidifies and cooled, and the right side of the evaporator one (5) is adjacent to be provided with condenser one
(6), the right side of the condenser one (6) is adjacent is provided with the wet-membrane humidifier (7) for being used for being humidified to fresh air, the wet-film humidifying
The right side of device (7) is provided with pressure fan (13)；Compressor set (10) is provided with the cabin, the compressor set (10) includes can
The compressor one of frequency conversion and the compressor two for determining frequency, the right side of the compression group (10) are provided with plate type heat exchanger (11), and this is board-like to change
Pipeline on hot device (11) is divided into two road pipelines by threeway, and pipeline is connected with desuperheating coil (4) all the way, another road pipeline
It is connected by water main (15) with radiation tail end water collecting and diversifying device (12), is connected on the right side of the radiation tail end water collecting and diversifying device (12)
It is connected to the capillary tube mats (14) or other dry type end-o f-pipe -control devices towards the one-to-one corresponding loop in each room, radiation tail end
Connecting tube between water collecting and diversifying device (12) and capillary tube mats (14) is provided with the thermoelectricity actuator for being used for controlling to supply water, the hair
Tubule seat (14) is connected with the cold beam in room or is connected with being embedded in room wall, the heat-exchange tube in floor, institute
State plate type heat exchanger (11) and carry out heat transfer with adjacent evaporator two；When air conditioner load is small, compressor one works, and works as air-conditioning
Compressor one works simultaneously with compressor two when load is big；Air-supply outlet (19), which is externally provided with, distributes fresh air to point in each room
The small-sized fan of Electric air valve or independent loop control is equipped with wind device, each branch road of air devider rear end；
The method of work includes：
Summer mode：Compressor set（10）Work, fresh air passes through fresh air inlet（16）Into upper left ventilation storehouse, through fresh air screen pack
（1）Plate-type heat recovery device is passed through after filtering（2）And carry out heat exchange to reduce the temperature of fresh air, the work of evaporator two with return air
Make and in plate type heat exchanger（11）Interior to produce the high temperature cold water that temperature is more than 16 degrees Celsius, the fresh air is divulged information into right-hand member
Storehouse, through desuperheating coil（4）And carry out heat exchange to reduce the temperature of fresh air again with the high temperature cold water from plate type heat exchanger
Degree, fresh air passes through evaporator one（5）Significantly cooling and depth dehumidifying are carried out, fresh air passes through condenser one（6）Shi Jinhang heat is handed over
Change so that fresh air is warming up to comfort temperature, fresh air passes through wet-membrane humidifier（7）So that fresh air reaches comfortable humidity, air-supply
Machine（13）Fresh air is blown and by air-supply outlet（19）Outer air devider fresh air is distributed after, it is electronic on each branch road
Air-valve or small-sized fan send into each room；Return air from each room is through return air inlet（18）Into upper right ventilation storehouse, return air is worn
Cross the return air screen pack（8）By exhaust blower after filtering（3）Send into plate-type heat recovery device（2）It is interior and carry out hot friendship with fresh air
Change, through plate-type heat recovery device（2）Return air enter lower-left ventilation storehouse in and pass through condenser two（9）, so as to enter to return air
Row recuperation of heat, most afterwards through wind exhausting outlet（17）It is discharged into the external world；At the same time, by plate type heat exchanger（11）The high temperature cold water warp of generation
Radiation tail end water collecting and diversifying device（12）Into each capillary tube mats（14）Pass through each capillary tube mats again after to each room（14）It is back to plate
Formula heat exchanger（11）Carry out heat exchange；
Energy saver mode, dehumidification mode, three kinds of states of normal mode can be divided into the summer mode；Energy saver mode realizes indoor nothing
Air circulating system closing, indoor temperature are with temperature control on duty during people；Dehumidification mode realizes that wind is followed when indoor humidity exceedes limit value
Loop system automatically by interior circulation dehumidification mode run, outdoor fresh air air intake close, indoor end water circulation system stop, main frame to
Precooling unit supply dehumidifier freezing water including desuperheating coil is maximum, and water temperature is reduced to less than 15 degree, air circulating system
Carried out by maximum quantity of wind；Normal mode realizes that the humiture that system is set by indoor thermostat is normally run.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710582337.1A CN107270502A (en) | 2014-04-08 | 2014-04-08 | The secondary recuperation of heat Fresh air handing device and its method of work of central air conditioner system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410138217.9A CN104976704B (en) | 2014-04-08 | 2014-04-08 | The method of work of secondary recuperation of heat Fresh air handing device |
| CN201710582337.1A CN107270502A (en) | 2014-04-08 | 2014-04-08 | The secondary recuperation of heat Fresh air handing device and its method of work of central air conditioner system |
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| CN201410138217.9A Division CN104976704B (en) | 2014-04-08 | 2014-04-08 | The method of work of secondary recuperation of heat Fresh air handing device |
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| CN201710562733.8A Pending CN107270432A (en) | 2014-04-08 | 2014-04-08 | The method of work of the secondary recuperation of heat Fresh air handing device of central air conditioner system |
| CN201710562732.3A Pending CN107355917A (en) | 2014-04-08 | 2014-04-08 | A kind of secondary recuperation of heat Fresh air handing device of central air conditioner system |
| CN201710582337.1A Pending CN107270502A (en) | 2014-04-08 | 2014-04-08 | The secondary recuperation of heat Fresh air handing device and its method of work of central air conditioner system |
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| CN201710562733.8A Pending CN107270432A (en) | 2014-04-08 | 2014-04-08 | The method of work of the secondary recuperation of heat Fresh air handing device of central air conditioner system |
| CN201710562732.3A Pending CN107355917A (en) | 2014-04-08 | 2014-04-08 | A kind of secondary recuperation of heat Fresh air handing device of central air conditioner system |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104976704B (en) | 2017-07-18 |
| CN107355917A (en) | 2017-11-17 |
| CN107270432A (en) | 2017-10-20 |
| CN104976704A (en) | 2015-10-14 |
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