CN104976704B - The method of work of secondary recuperation of heat Fresh air handing device - Google Patents
The method of work of secondary recuperation of heat Fresh air handing device Download PDFInfo
- Publication number
- CN104976704B CN104976704B CN201410138217.9A CN201410138217A CN104976704B CN 104976704 B CN104976704 B CN 104976704B CN 201410138217 A CN201410138217 A CN 201410138217A CN 104976704 B CN104976704 B CN 104976704B
- Authority
- CN
- China
- Prior art keywords
- fresh air
- air
- type heat
- return air
- condenser
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
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
-
- 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
- F24F11/62—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
-
- 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
- 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
-
- 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
-
- 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
-
- 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
Landscapes
- 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)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Quality & Reliability (AREA)
- Central Air Conditioning (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The present invention relates to a kind of method of work of secondary recuperation of heat Fresh air handing device, 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, CO in automatic detection room2Concentration, resh air requirement needed for regulation;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 screen pack
Through plate-type heat recovery device and carry out heat exchange to reduce the temperature of fresh air with return air after filtering, evaporator two work and
Produce the high temperature cold water that temperature is more than 16 degrees Celsius in plate type heat exchanger, the fresh air enter right-hand member divulge information storehouse, through precooling
Coil pipe 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 passes through evaporation
Device one is significantly cooled and depth is except temperature, and fresh air carries out heat exchange through condenser so that fresh air is warming up to comfortably for the moment
Temperature, fresh air is through wet-membrane humidifier so that fresh air reaches comfortable humidity, and pressure fan is blown fresh air and by sending
Air devider outside wind outlet fresh air is distributed after, each room sent into by the Electric air valve on each branch road or small-sized fan;From each
The return air in room enters upper right ventilation storehouse through return air inlet, and return air sends into plate after passing through the return air filter screen filtration by exhaust blower
Heat exchange is carried out in formula 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 worn
Condenser two is crossed, so as to carry out recuperation of heat to return air, most the external world is discharged into through wind exhausting outlet afterwards;At the same time, by plate type heat exchanger
The high temperature cold water of generation is flowed back by each capillary tube mats again after end water collecting and diversifying device enters each capillary tube mats to each room via radiation
Heat exchange is carried out to plate type heat exchanger.
(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, by the 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;While CO in automatic detection room2It is dense
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, 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, CO in automatic detection room2Concentration, regulation
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 needs to be run with minimum air quantity in winter mode, this has
The Fresh air handing device of secondary recuperation of heat can be according to indoor CO2Concentration adjusts the air quantity of fresh air, 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 mistake
Filter screen 1 carries out heat exchange so as to reduce the temperature of fresh air, the work of evaporator two after filtering through plate-type heat recovery device 2 and with return air
Make simultaneously to produce the high temperature cold water that temperature is more than 16 degrees Celsius in the plate type heat exchanger 11, the fresh air enter right-hand member divulge information storehouse,
Heat exchange is carried out so as to reduce the temperature of fresh air again through desuperheating coil 4 and with the high temperature cold water from plate type heat exchanger, newly
Wind carries out significantly cooling through evaporator 1 and depth is except temperature, and fresh air carries out heat exchange so that new when passing through condenser 1
Wind is warming up to comfort temperature, and fresh air is through wet-membrane humidifier 7 so that fresh air reaches comfortable humidity, and pressure fan 13 enters fresh air
Go after blowing and being distributed fresh air by the air devider outside air-supply outlet 19, sent by the Electric air valve or small-sized fan on each branch road
Enter each room;Return air from each room enters upper right ventilation storehouse through return air inlet 18, and return air passes through the mistake of return air screen pack 8
Sent into after filter by exhaust blower 3 in plate-type heat recovery device 2 and carry out heat exchange with fresh air, through returning for plate-type heat recovery device 2
Wind enters 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 afterwards through wind exhausting outlet 17 outside
Boundary;At the same time, end water collecting and diversifying device 12 enters each capillary tube mats 14 to the high temperature cold water produced by plate type heat exchanger 11 via radiation
Plate type heat exchanger 11, which is back to, after to each 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, by 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 CO in automatic detection room2
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, 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, CO in automatic detection room2Concentration, regulation
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 change or variation that bright spirit is extended out are still in protection scope of the present invention.
Claims (1)
1. a kind of method of work of secondary recuperation of heat Fresh air handing device, it is characterised in that at the fresh air with secondary recuperation of heat
Reason device 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), row
Wind is exported(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:
(1)Summer mode:Compressor set(10)Work, fresh air passes through fresh air inlet(16)Into upper left ventilation storehouse, through fresh air mistake
Filter screen(1)Plate-type heat recovery device is passed through after filtering(2)And carry out heat exchange to reduce the temperature of fresh air, evaporator with return air
Two work 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 enters right-hand member
Divulge information storehouse, through desuperheating coil(4)And carry out heat exchange to reduce fresh air again with the high temperature cold water from plate type heat exchanger
Temperature, fresh air pass through evaporator one(5)Significantly cooling and depth dehumidifying are carried out, fresh air passes through condenser one(6)Shi Jinhang
Heat exchange is so that fresh air is warming up to comfort temperature, and fresh air passes through wet-membrane humidifier(7)So that fresh air reaches comfortable humidity,
Pressure fan(13)Fresh air is blown and by air-supply outlet(19)Outer air devider fresh air is distributed after, by each branch road
Electric 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
Wind passes through the return air screen pack(8)By exhaust blower after filtering(3)Send into plate-type heat recovery device(2)It is interior and hot with fresh air progress
Exchange, through plate-type heat recovery device(2)Return air enter lower-left ventilation storehouse in and pass through condenser two(9), so as to return air
Recuperation of heat is carried out, 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 of generation
End water collecting and diversifying device via radiation(12)Into each capillary tube mats(14)Pass through each capillary tube mats again after to each room(14)It is back to
Plate type heat exchanger(11)Carry out heat exchange;
(2)Winter mode:Compressor set(10)Work, fresh air passes through fresh air inlet(16)Into upper left ventilation storehouse, through fresh air mistake
Filter screen(1)Plate-type heat recovery device is passed through after filtering(2)And carry out heat exchange to raise the temperature of fresh air, evaporator with return air
Two work and in plate type heat exchanger(11)Interior to produce the middle warm water that temperature is 35-40 degrees Celsius, the fresh air is logical into right-hand member
Wind cabin, through desuperheating coil(4)And with from plate type heat exchanger(11)Middle warm water to carry out heat exchange new so as to raise again
The temperature of wind, fresh air passes through idle evaporator one(5)And condenser one(6)Afterwards, fresh air passes through wet-membrane humidifier(7)So as to
Fresh air is set to reach comfortable humidity, pressure fan(13)Fresh air is blown and by air-supply outlet(19)Outer air devider will be new
Each room is sent into after wind distribution, by the Electric air valve on each branch road or small-sized fan;Return air from each room is through return air inlet
(18)Into upper right ventilation storehouse, return air passes through the return air screen pack(8)By exhaust blower after filtering(3)Send into board-like recuperation of heat dress
Put(2)It is interior and with fresh air carry out heat exchange, through plate-type heat recovery device(2)Return air enter lower-left ventilation storehouse in and pass through it is cold
Condenser two(9), so that recuperation of heat is carried out to return air, most afterwards through wind exhausting outlet(17)It is discharged into the external world;At the same time, by plate-type heat-exchange
Device(11)The middle warm water end water collecting and diversifying device via radiation produced(12)Into each capillary tube mats(14)Pass through again after to each room
Each capillary tube mats(14)It is back to plate type heat exchanger(11)Carry out heat exchange;
(3)Transition season pattern:Including normal transient Seasonal Model, now compressor set and water circulation system are out of service, newly
Wind is through fresh air screen pack(1)Feeding interior after heat exchange is carried out after filtering 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 is not
During more than 60%, run using transition season refrigeration mode, system compresses unit(10)Start, evaporator two, condenser two(9)
And desuperheating coil(4)Start working, precooling treatment is carried out to fresh air, indoor end water circulation system does not work;When monitoring room
Interior return air temperature be no more than 26 degree when, but relative humidity more than 75% when, using transition season dehumidification mode run, system pressure
Contracting unit(10)Start, evaporator one(5)And condenser one(6)Start working, dehumidification treatments are carried out to fresh air, it is new after dehumidifying
Feeding is indoor after wind is reheated, and indoor end water circulation system does not work;When monitor indoor return air temperature less than 15 degree and height
When 10 degree, run using transition season heating mode, compressor set automatic, condenser two(9)And evaporator two is opened
It is dynamic, heating treatment is carried out to fresh air.
Priority Applications (4)
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 |
CN201710562733.8A 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 CN107355917A (en) | 2014-04-08 | 2014-04-08 | A kind of secondary recuperation of heat Fresh air handing device of central air conditioner system |
CN201410138217.9A CN104976704B (en) | 2014-04-08 | 2014-04-08 | The method of work of secondary recuperation of heat Fresh air handing device |
Applications Claiming Priority (1)
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 |
Related Child Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710562732.3A Division 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 Division 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 |
CN201710562733.8A Division 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 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104976704A CN104976704A (en) | 2015-10-14 |
CN104976704B true CN104976704B (en) | 2017-07-18 |
Family
ID=54273469
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410138217.9A Active CN104976704B (en) | 2014-04-08 | 2014-04-08 | The method of work of secondary recuperation of heat Fresh air handing device |
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 |
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 |
Family Applications After (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
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 |
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 |
Country Status (1)
Country | Link |
---|---|
CN (4) | CN104976704B (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107226101B (en) * | 2017-05-16 | 2019-04-02 | 同济大学 | A kind of urban rail transit vehicles dedicated fresh air unit |
WO2019024452A1 (en) * | 2017-08-04 | 2019-02-07 | 广东美的制冷设备有限公司 | Air treatment device for air conditioner, air conditioner indoor unit and air conditioner outdoor unit |
CN107514791A (en) * | 2017-09-19 | 2017-12-26 | 山东凯丰节能科技有限公司 | A kind of Fresh air handling units of two-stage energy regenerating |
CN107763737B (en) * | 2017-10-20 | 2020-03-03 | 青岛海信日立空调系统有限公司 | Machine and air conditioner in air conditioning |
CN107664328A (en) * | 2017-11-08 | 2018-02-06 | 山西新华化工有限责任公司 | The split type new blower fan of unidirectionally stream with dehumidification function and with interior circularly purifying |
CN107726504B (en) * | 2017-11-14 | 2023-09-08 | 科林贝思(深圳)科技有限公司 | Heat pump fresh air system with energy recovery function and control method thereof |
US11231201B2 (en) | 2018-06-14 | 2022-01-25 | Johnson Controls Technology Company | Seasonal airflow control system |
CN109654798A (en) * | 2018-11-29 | 2019-04-19 | 广东星星制冷设备有限公司 | A kind of direct-cooled cabinet double-compressor temperature control equipment and control method |
CN110469930B (en) * | 2019-09-20 | 2021-07-13 | 依米康科技集团股份有限公司 | Evaporation cooling system for preventing corrosion and scaling of heat exchange core of heat exchanger |
CN111121183A (en) * | 2019-12-02 | 2020-05-08 | 广州市万屋净环保科技有限公司 | Energy-saving cold and warm purification system |
CN112747414B (en) * | 2020-12-31 | 2022-05-03 | 深圳华侨城文化旅游建设有限公司 | Air conditioning system, independent air return method and system of air conditioner, terminal and storage medium |
CN114110984B (en) * | 2021-11-24 | 2023-04-25 | 广东美的制冷设备有限公司 | Fresh air equipment, control method and device thereof and storage medium |
CN115789919A (en) * | 2022-12-05 | 2023-03-14 | 珠海格力电器股份有限公司 | Centralized air conditioner and control method and device thereof |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1570499A (en) * | 2003-07-22 | 2005-01-26 | 张端桥 | Energy conservation fresh air ventilation machine |
CN201281431Y (en) * | 2008-09-11 | 2009-07-29 | 同方人工环境有限公司 | Thermal recovery fresh air unit with distributed cold and thermal sources |
CN102444941A (en) * | 2011-11-25 | 2012-05-09 | 广西钧富凰地源热泵有限公司 | Clean fresh air dehumidifying system with extreme low cold and heat loss |
CN202709394U (en) * | 2012-04-01 | 2013-01-30 | 北京振兴华龙制冷设备有限责任公司 | Direct evaporation type energy recovery air conditioning unit |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7231967B2 (en) * | 1994-01-31 | 2007-06-19 | Building Performance Equipment, Inc. | Ventilator system and method |
KR100657808B1 (en) * | 2004-10-12 | 2006-12-15 | 삼성전자주식회사 | Ventilation System |
JP2006266518A (en) * | 2005-03-22 | 2006-10-05 | Sanyo Electric Co Ltd | Air conditioning system |
JP4518998B2 (en) * | 2005-04-28 | 2010-08-04 | 株式会社東洋製作所 | Heat pump air conditioner |
CN201081338Y (en) * | 2007-08-08 | 2008-07-02 | 陈德 | Integrated full fresh air handler |
CN101672512A (en) * | 2008-09-11 | 2010-03-17 | 同方人工环境有限公司 | Heat recovery fresh air unit with distributed cold and heat source |
CN201396866Y (en) * | 2009-02-19 | 2010-02-03 | 广州太昊瑞风空调科技有限公司 | Dual-temperature cold-source novel fan unit with heat recycling function |
CN201355093Y (en) * | 2009-02-27 | 2009-12-02 | 上海朗诗建筑科技有限公司 | Household radiation tail end air-conditioning device |
KR20110092773A (en) * | 2010-02-10 | 2011-08-18 | (주)귀뚜라미 | Hybrid type cooling system |
CN102767875A (en) * | 2011-05-06 | 2012-11-07 | 荣国华 | Air conditioning unit for hot recovery of heat pump |
CN102269451A (en) * | 2011-08-18 | 2011-12-07 | 上海克络蒂新能源科技有限公司 | Heat pump heat recycling humidity balance fresh air unit and running method thereof |
CN102721128B (en) * | 2012-06-26 | 2014-08-27 | 广东申菱空调设备有限公司 | Hydropower air-conditioning system enabling reservoir water to serve as cold source or heat source |
CN102721117B (en) * | 2012-07-09 | 2015-01-21 | 广西电力工业勘察设计研究院 | Special air conditioner and dehumidifier for variable-air supply dew-point temperature-controlled hydropower station, and control method |
CN103512116B (en) * | 2013-10-25 | 2017-01-04 | 宋波 | A kind of family formula radiation tail end air conditioning system and control system |
-
2014
- 2014-04-08 CN CN201410138217.9A patent/CN104976704B/en active Active
- 2014-04-08 CN CN201710582337.1A patent/CN107270502A/en active Pending
- 2014-04-08 CN CN201710562733.8A patent/CN107270432A/en active Pending
- 2014-04-08 CN CN201710562732.3A patent/CN107355917A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1570499A (en) * | 2003-07-22 | 2005-01-26 | 张端桥 | Energy conservation fresh air ventilation machine |
CN201281431Y (en) * | 2008-09-11 | 2009-07-29 | 同方人工环境有限公司 | Thermal recovery fresh air unit with distributed cold and thermal sources |
CN102444941A (en) * | 2011-11-25 | 2012-05-09 | 广西钧富凰地源热泵有限公司 | Clean fresh air dehumidifying system with extreme low cold and heat loss |
CN202709394U (en) * | 2012-04-01 | 2013-01-30 | 北京振兴华龙制冷设备有限责任公司 | Direct evaporation type energy recovery air conditioning unit |
Also Published As
Publication number | Publication date |
---|---|
CN107270502A (en) | 2017-10-20 |
CN107270432A (en) | 2017-10-20 |
CN104976704A (en) | 2015-10-14 |
CN107355917A (en) | 2017-11-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104976704B (en) | The method of work of secondary recuperation of heat Fresh air handing device | |
CN104776574B (en) | The air-conditioning system of variable refrigerant volume | |
CN102022794B (en) | Radiation suspended ceiling cooling system capable of independently processing heat and humidity | |
CN101979927B (en) | Rotating wheel moisture removal and cooling-plate radiation cooling combined air conditioning system and air conditioning method thereof | |
CN105352073B (en) | The method of work of multistage recuperation of heat Fresh air handing device | |
CN102162692B (en) | Combined home-use air conditioning heat pump hot water machine system | |
CN202204076U (en) | Heat recovery air conditioning cabinet applicable to animal room | |
CN203642369U (en) | Multifunctional air conditioning dehumidification unit with condensation heat recycling function | |
CN103629755A (en) | Multi-function air-conditioning and dehumidifying unit with condensation heat recovery functions | |
CN204923344U (en) | Become radiation air -conditioning system of refrigerant flow | |
CN107525153A (en) | A kind of distributed Fresh air handing unit | |
CN102519099A (en) | Ground source heat pump unit for air conditioning system with temperature and humidity separately controlled | |
CN105737302A (en) | Central air-conditioning based on dry air energy | |
CN104033986B (en) | Total heat recovery type is collapsible to be sent, return, the control method of air draft integrated air conditioner unit | |
CN104976706B (en) | Fresh air handing device with secondary recuperation of heat | |
CN206739499U (en) | A kind of planar radiation air-conditioning system | |
CN105823171A (en) | Novel air conditioner system with reinforced dehumidifying function | |
CN205747186U (en) | Air treatment system | |
TW201319483A (en) | Building energy conversion and ventilation apparatus | |
CN108954625A (en) | Heat pump driven novel solutions dehumidifier/air-conditioning system | |
CN205980700U (en) | Responsibility is dodged all to heat of high -efficient heat recovery | |
CN204063468U (en) | Multi-stage heat with water circulation reclaims Fresh air handing device | |
CN204063373U (en) | Multi-stage heat reclaims Fresh air handing device | |
CN203810600U (en) | Fresh air processing device for secondary heat recovery | |
CN206338898U (en) | A kind of double-cold source fresh air handling unit with recuperation of heat |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 200000 Shanghai Putuo District City Light Road No. 1219 room 1004 Applicant after: SHANGHAI NFE ECOLOGY TECHNOLOGY CO., LTD. Address before: 200000 Shanghai Putuo District City Light Road No. 1219 room 1004 Applicant before: Shanghai NFE Construction-Tech Development Co., Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant |