CN105042816B - A kind of heat recovery air conditioner unit and its control method suitable for independent temperature-humidity control system - Google Patents
A kind of heat recovery air conditioner unit and its control method suitable for independent temperature-humidity control system Download PDFInfo
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- CN105042816B CN105042816B CN201510552065.1A CN201510552065A CN105042816B CN 105042816 B CN105042816 B CN 105042816B CN 201510552065 A CN201510552065 A CN 201510552065A CN 105042816 B CN105042816 B CN 105042816B
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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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/0008—Control or safety arrangements for air-humidification
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- 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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/56—Heat recovery units
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Central Air Conditioning (AREA)
Abstract
The present invention relates to a kind of heat recovery air conditioner unit and its control method suitable for independent temperature-humidity control system, belong to HVAC technical field.The heat recovery air conditioner unit is mainly made up of blower fan, air-valve, heat exchanger, roughing efficiency air filter, heat regenerator, air-conditioning box etc., and above-mentioned part forms air exhaust passage, return air channel and fresh air channel；The blower fan has two, and the first blower fan is used for air draft, and the second blower fan is used for air draft；In different seasons, heat recovery air conditioner unit can be controlled to be operated in three kinds of different mode of operations.A kind of heat recovery air conditioner unit and its control method suitable for independent temperature-humidity control system provided by the invention, air-to-air energy recovery technology and independent temperature-humidity control technology combination has been entered into, and incorporate in a set of air-conditioning equipment, whole system is set not only to possess the control accuracy height of independent temperature-humidity control system and the feature without reheating process energy conservation significant effect, also by reclaiming the energy in air draft, energy-saving effect is further increased.
Description
Technical field
The invention belongs to HVAC technical field, and it is empty to be related to a kind of recuperation of heat suitable for independent temperature-humidity control system
Adjust unit and its control method.
Background technology
Heating ventilation air-conditioning system is widely used in every field, and the energy expenditure of heating ventilation air-conditioning system typically constitutes from whole building
30%-the 50% of thing total energy consumption.Energy-saving and emission-reduction have been swung to very important position by 2015 premier's Nian Li government work reports,
" to accomplish fluently energy-saving and emission-reduction and environmental improvement assault of fortified positions " is emphasized, in this context, the conservation measures meaning for inquiring into air-conditioning system is bright
It is aobvious.
The energy consumption factor of air-conditioning system is more, and the research to air conditioner system energy saving measure is also underway always, and
Achieve multinomial achievement, such as it is rational determine room conditioning design parameter, good building thermal performance design, all kinds of heat pump techniques,
Heat recovery technology, primary pump variable flow system, secondary pump variable volume system etc., these technical measures are from different angles and layer
Face effectively reduces the energy consumption of heating ventilation air-conditioning system.
Air-to-air energy recovery technology is one kind in heat recovery technology,《Public building energy design standard》With the place of various regions
Energy saving igniter is included as a kind of effective power-saving technology.But at present, air-to-air energy recovery technology is main
Using fresh air ventilator as its application form, application form is single, how to expand the application form of air-to-air energy recovery technology, makes it
Can be suitably used for more multi-form air-conditioning system is the problem for being worth exploring.
Independent temperature-humidity control system takes the lead in advocating by Chinese scholar, and its core concept is by dividing fresh air, return air
The independent control for realizing temperature and humidity is managed in other places, and the control to humidity is realized in the processing to fresh air, and the processing to return air is realized
The control of temperature, whole processing procedure are heat-treated again without newly-increased thermal source, and energy-saving effect is notable, can realize to humiture
It is precisely controlled, and the high sanitary condition of Indoor Air Quality of A Air-conditioning Room is good.Correlative study shows independent temperature-humidity control system
If with rationally, its energy-saving effect is notable, and in southern area, fractional energy savings is 25% -55%, is in northern area fractional energy savings
10% -30%.
Document《Application of double low-temperature receiver independent temperature-humidity control systems in electronics clean room》To independent temperature-humidity control
Detailed analysis has been made in the low-temperature receiver selection of system, and at present, the end use application form of independent temperature-humidity control system is return air processing
Device systems+fresh-air handling unit system, two systems are separate device systems, and engineering adaptability is not strong enough, and having must
It is further inquired into.
Air-to-air energy recovery technology and independent temperature-humidity control systems technology are effective power-saving technology, but application be present
Form is limited, it is necessary to which the problem of further expanding, it is also value how two kinds of power-saving technologies to be efficiently applied into same system simultaneously
Obtain research and probe.
The content of the invention
In view of this, it is an object of the invention to provide a kind of heat recovery air conditioner suitable for independent temperature-humidity control system
Unit and its control method, there is the characteristics of Temperature and Humidity Control precision is high, integrated degree is high, management is convenient, space-consuming saves,
And it can further lift the energy-saving effect of air-conditioning system.
An object of the present invention is to provide a kind of heat recovery air conditioner unit suitable for independent temperature-humidity control system, leads to
Cross following technical scheme realization.
A kind of heat recovery air conditioner unit suitable for independent temperature-humidity control system, including air exhaust passage, return air channel and
Fresh air channel；
The air exhaust passage includes air draft return air inlet, plenum chamber section, the first air-valve, the first blower fan, the second air-valve, heat and returned
Receive device, the first exhaust outlet, the 3rd air-valve, the second exhaust outlet；
The air draft return air inlet is connected with plenum chamber section；The air extracted out from air-conditioned room, by air draft return air inlet
Into plenum chamber section；The left end of the plenum chamber section is connected through the first air-valve with the input of the first blower fan, first blower fan
For air draft, the output end of first blower fan is connected with the second air-valve, the 3rd air-valve respectively, the 3rd air-valve and the second exhaust outlet
Connection；The first input end connection of second air-valve and heat regenerator；The first output end and first row of the heat regenerator
Air port connects；
The return air channel include air draft return air inlet, plenum chamber section, the 4th air-valve, First Heat Exchanger, reserved dead band plus
Wet device, the second blower fan, air supply section, air outlet；
Air enters plenum chamber section by air draft return air inlet, and the right-hand member of the plenum chamber exchanges heat through the 4th air-valve and first
The input connection of device；The output end of the First Heat Exchanger is connected with reserved dead band；The input of reserved dead band and humidifier
Connection；The output end of the humidifier is connected with the input of the second blower fan, and the output end of the second blower fan is through air supply section and air-supply
Mouth connection；Second blower fan is used to blow；
The fresh air channel includes fresh air inlet, the 5th air-valve, roughing efficiency air filter, the second heat exchanger, maintenance dead band, the 3rd
Heat exchanger, reserved dead band, humidifier, the second blower fan, air supply section, air outlet；
The input of the fresh air inlet and roughing efficiency air filter connects, and the of the output end of roughing efficiency air filter and heat regenerator
Two inputs connect, and fresh air enters from fresh air inlet, carry out filtration treatment through roughing efficiency air filter, enter into heat regenerator and air draft
Row hot and humid area；Second output end of heat regenerator is connected with the input of the second heat exchanger, the output of second heat exchanger
End is connected through overhauling dead band with the input of the 3rd heat exchanger；The output end of 3rd heat exchanger is connected with reserved dead band, described pre-
Section of leaving blank is used for the mixing of fresh air and return air；New return air enters humidifier after mixing, is then pressurizeed by the second blower fan,
Air-conditioned room is delivered to through air supply section and air outlet.
Further, first blower fan is Double Speed Fan.
Further, during summer condition, heat recovery air conditioner unit realizes refrigerating function, and the First Heat Exchanger is used for return air
Carry out freeze, second heat exchanger is used for freezing to fresh air, and the 3rd heat exchanger is used to carrying out fresh air deep
Degree dehumidifying.
Further, during winter condition, heat recovery air conditioner unit realizes heat-production functions, and the First Heat Exchanger is used for return air
Carry out heat, second heat exchanger is used for heating to fresh air.
Further, the Double Speed Fan uses local-speed mode of operation, and the 5th air-valve is opened to minimum shelves.
Further, during excessive season, heat recovery air conditioner unit realizes ventilatory, and the return air channel, which is in, closes shape
State, the Double Speed Fan use high-speed operation mode, and the 5th air-valve is opened to maximum.
The second object of the present invention is to provide a kind of heat recovery air conditioner unit suitable for independent temperature-humidity control system
Control method, it is achieved through the following technical solutions.
The control method of a kind of heat recovery air conditioner unit suitable for independent temperature-humidity control system, described in claim 2
Heat recovery air conditioner unit control method summer condition control method, the control method of winter condition, the control in excessive season
Method processed；
The summer control method is that the second air-valve is opened, and the 3rd air-valve is closed, and humidifier is closed；
The control method of the winter condition is that the second air-valve is opened, and the 3rd air-valve is closed, and the 3rd heat exchanger is closed, and is added
Wet device is opened；
The control method in the excessively season is that the first air-valve is opened to maximum, and the second air-valve is closed, and the 3rd air-valve is opened
Open, the 4th air-valve is closed.
Further, during summer condition, First Heat Exchanger and the second heat exchanger connect high temperature chilled water, and the 3rd heat exchanger connects low temperature
Refrigerating medium；
The air extracted out from air-conditioned room, enters plenum chamber section by air draft return air inlet, passes through the first air-valve and the 4th
The regulation of air-valve carries out exhaust air rate and the distribution of return air amount, and air draft is passed to heat regenerator by the first blower fan and carries out heat with fresh air
Wet exchange, after through first row air port discharge；
The return air distributed by plenum chamber section carries out cooling processing into First Heat Exchanger, enters in reserved dead band with fresh air
Row mixing；
Fresh air enters from fresh air inlet, and filtration treatment is carried out through roughing efficiency air filter, and heat is carried out into heat regenerator and air draft
Wet exchange, then pre- cooling processing is carried out through the second heat exchanger, maintenance dead band is flowed through, then depth dehumidifying is carried out by the 3rd heat exchanger
Reason, flows through reserved dead band and is mixed with return air；Humidifier is passed through after the mixing of fresh air return air, is then added by the second blower fan
Pressure, air-conditioned room is delivered to through air supply section and air outlet.
Further, during winter condition, First Heat Exchanger and the second heat exchanger connect hot water, and the 3rd heat exchanger is closed；
The air extracted out from air-conditioned room, enters plenum chamber section by air draft return air inlet, passes through the first air-valve and the 4th
The regulation of air-valve carries out exhaust air rate and the distribution of return air amount, and air draft is passed to heat regenerator by the first blower fan and carries out heat with fresh air
Wet exchange, after through first row air port discharge；
The return air distributed by plenum chamber section is heated into First Heat Exchanger, is mixed in reserved dead band with fresh air
Close；
Fresh air enters from fresh air inlet, first filtration treatment is carried out by roughing efficiency air filter, afterwards into heat regenerator and air draft
Hot and humid area is carried out, then carries out through the second heat exchanger heating warm processing, maintenance dead band, the 3rd heat exchanger are flowed through, in reserved dead band
Mixed with return air；Humidification process is carried out by humidifier after new return air mixing, pressurizeed by the second blower fan, through air supply section
Air-conditioned room is delivered to air outlet.
Further, during transition season, from the air of air-conditioned room extraction, plenum chamber section is entered by air draft return air inlet,
The whole air extracted out from air-conditioned room, are directly discharged after being pressurizeed by the first blower fan by the second exhaust outlet；
Fresh air is entered by fresh air inlet, is first carried out filtration treatment by roughing efficiency air filter, is changed through heat regenerator, then through second
Hot device and the 3rd heat exchanger, through maintenance dead band, the 3rd heat exchanger, reserved dead band and humidification degree section, carried out by the second blower fan
Pressurization, air-conditioned room is delivered to through air supply section and air outlet.
The beneficial effects of the present invention are：A kind of recuperation of heat suitable for independent temperature-humidity control system provided by the invention
Air-conditioner set and its control method, air-to-air energy recovery technology and independent temperature-humidity control technology combination is entered into, and incorporated
In a set of air-conditioning equipment.Whole system is set not only to possess the control accuracy height of independent temperature-humidity control system and without thermal process again
The significant feature of energy-saving effect, and the energy in air draft can be reclaimed simultaneously, energy-saving effect further improves.
The first blower fan for air draft is Double Speed Fan, and low speed is run during air-conditioning season, high-speed cruising during transition season, energy
It is enough to realize that transition season is run by maximum fresh air well, by the use of low cold and hot source device.
Fresh air just carries out hot and humid area into heat regenerator and air draft, ensure that recuperation of heat after primarily efficient filter is handled
The cleaning of device content.During summer condition, fresh air first carries out hot and humid area with air draft, then with the second heat exchanger (connecing high temperature chilled water)
Pre-processed, depth dehumidification treatments are carried out using the 3rd heat exchanger (connecing low temperature refrigerating medium) afterwards, reduced to greatest extent
Dependence to low temperature cold source, system entirety efficiency are high.During winter condition, new return air is just humidified by heating, and is humidified
Easily, effect easily ensures.By the air-valve being switched off inside air-conditioning box, the bypass air-exhausting function of transition season is realized, is operated
It is convenient.
Blower fan, air-valve, heat exchanger, roughing efficiency air filter, heat regenerator are sequentially arranged in air-conditioning by air flow direction and handling process
In case, integrated degree is high, management is convenient, space-consuming saves.
Brief description of the drawings
In order that the object, technical solutions and advantages of the present invention are clearer, the present invention is made below in conjunction with accompanying drawing into
The detailed description of one step, wherein：
Fig. 1 is the heat recovery air conditioner unit structure chart of the present invention suitable for independent temperature-humidity control system；
Wherein, 1 is air draft return air inlet, and 2 be plenum chamber section, and 3 be the first air-valve, and 4 be the first blower fan, and 5 be the second air-valve,
6 be heat regenerator, and 7 be the first exhaust outlet, and 8 be the 3rd air-valve, and 9 be the second exhaust outlet, and 10 be the 4th air-valve, and 11 be the first heat exchange
Device, 12 be fresh air inlet, and 13 be the 5th air-valve, and 14 be roughing efficiency air filter, and 15 be the second heat exchanger, and 16 be maintenance dead band, and 17 are
3rd heat exchanger, 18 be reserved dead band, and 19 be humidifier, and 20 be the second blower fan, and 21 be air supply section, and 22 be air outlet.
Embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in detail.
A kind of heat recovery air conditioner unit suitable for independent temperature-humidity control system provided by the invention, mainly by blower fan,
Air-valve, heat exchanger, roughing efficiency air filter, heat regenerator, air-conditioning box etc. form, as shown in figure 1, air-conditioning box is locally divided into by the present invention
Upper and lower two layers, all components are sequentially arranged in air-conditioning box by air flow direction and handling process, and whole system equipment has warm and humid
Spend the characteristics of control accuracy is high, energy-saving effect is notable, integrated degree is high, management is convenient, space-consuming saves；Heat recovering air conditioner
Group includes air exhaust passage, return air channel and fresh air channel；
Air exhaust passage includes air draft return air inlet 1, plenum chamber section 2, the first air-valve 3, the first blower fan 4, the second air-valve 5, heat
Recover 6, the first exhaust outlet 7, the 3rd air-valve 8, the first exhaust outlet 9；
Air draft return air inlet is connected with plenum chamber section；The air extracted out from air-conditioned room, enters by air draft return air inlet
Plenum chamber section；The left end of plenum chamber section is connected through the first air-valve with the input of the first blower fan, and the first blower fan is used for air draft, and first
The output end of blower fan is connected with the second air-valve, the 3rd air-valve respectively, and the 3rd air-valve is connected with the second exhaust outlet；Second air-valve and heat
The first input end connection of recover；First output end of heat regenerator is connected with the first exhaust outlet；
In summer and winter, air draft is discharged after heat regenerator from the first exhaust outlet；In excessive season, air draft is returned without heat
Device is received directly to discharge from the first exhaust outlet.
Return air channel includes air draft return air inlet 1, plenum chamber section 2, the 4th air-valve 10, First Heat Exchanger 11, reserved dead band
18th, humidifier 19, the second blower fan 20, air supply section 21, air outlet 22；
Air enters plenum chamber section by air draft return air inlet, and the right-hand member of plenum chamber is through the 4th air-valve and First Heat Exchanger
Input connects；The output end of First Heat Exchanger is connected with reserved dead band；The input of reserved dead band and humidifier connects；Humidification
The output end of device is connected with the input of the second blower fan, and the output end of the second blower fan is connected through air supply section with air outlet；Second wind
Machine is used to blow；
Fresh air channel includes fresh air inlet 12, the 5th air-valve 13, roughing efficiency air filter 14, the second heat exchanger 15, maintenance dead band
16th, the 3rd heat exchanger 14, reserved dead band 18, humidifier 19, the second blower fan 20, air supply section 21, air outlet 22；
The input of fresh air inlet and roughing efficiency air filter connects, the output end of roughing efficiency air filter and the second of heat regenerator defeated
Enter end connection, fresh air enters from fresh air inlet, and filtration treatment is carried out through roughing efficiency air filter, and heat is carried out into heat regenerator and air draft
Wet exchange；Second output end of heat regenerator is connected with the input of the second heat exchanger, and the output end of the second heat exchanger is through maintenance
Dead band is connected with the input of the 3rd heat exchanger；The output end of 3rd heat exchanger is connected with reserved dead band, is reserved dead band and is used for newly
The mixing of wind and return air；New return air enters humidifier after mixing, is then pressurizeed by the second blower fan, through air supply section with sending
Air-conditioned room is delivered in air port.
The first air-valve and the 4th air-valve that plenum chamber section left and right sides is set, for adjusting exhaust air rate and return air amount.
First blower fan is Double Speed Fan, during air-conditioning season when winter condition (during summer condition and), the first blower fan low speed
Operating, and the 5th air-valve is opened to minimum shelves, ensures minimum fresh air requirmente operation；During transition season, the first blower fan runs at high speed, and the
Five air-valves are opened to maximum, are run by maximum resh air requirement.
A kind of three kinds of mode of operations of heat recovery air conditioner unit suitable for independent temperature-humidity control system provided by the invention,
That is three kinds of control methods.
During summer condition, the second air-valve is opened, and the 3rd air-valve is closed, and humidifier is closed；First Heat Exchanger and the second heat exchange
Device connects high temperature chilled water, and the 3rd heat exchanger connects low temperature refrigerating medium；First Heat Exchanger is used for freezing to return air, the second heat exchange
Device is used for freezing to fresh air, and the 3rd heat exchanger is used to carry out depth dehumidifying to fresh air.
The air extracted out from air-conditioned room, enters plenum chamber section by air draft return air inlet, passes through the first air-valve and the 4th
The regulation of air-valve carries out exhaust air rate and the distribution of return air amount, and air draft is passed to heat regenerator by the first blower fan and carries out heat with fresh air
Wet exchange, after through first row air port discharge；
The return air distributed by plenum chamber section carries out cooling processing into First Heat Exchanger, enters in reserved dead band with fresh air
Row mixing；
Fresh air enters from fresh air inlet, and filtration treatment is carried out through roughing efficiency air filter, and heat is carried out into heat regenerator and air draft
Wet exchange, then pre- cooling processing is carried out through the second heat exchanger, maintenance dead band is flowed through, then depth dehumidifying is carried out by the 3rd heat exchanger
Reason, flows through reserved dead band and is mixed with return air；Humidifier is passed through after the mixing of fresh air return air, is then added by the second blower fan
Pressure, air-conditioned room is delivered to through air supply section and air outlet.
During winter condition, the second air-valve is opened, and the 3rd air-valve is closed, and the 3rd heat exchanger is closed, and humidifier is opened；First changes
Hot device and the second heat exchanger connect hot water；First Heat Exchanger is used for heating to return air, and second heat exchanger is used for new
Wind heat.
The air extracted out from air-conditioned room, enters plenum chamber section by air draft return air inlet, passes through the first air-valve and the 4th
The regulation of air-valve carries out exhaust air rate and the distribution of return air amount, and air draft is passed to heat regenerator by the first blower fan and carries out heat with fresh air
Wet exchange, after through first row air port discharge；
The return air distributed by plenum chamber section is heated into First Heat Exchanger, is mixed in reserved dead band with fresh air
Close；
Fresh air enters from fresh air inlet, first filtration treatment is carried out by roughing efficiency air filter, afterwards into heat regenerator and air draft
Hot and humid area is carried out, then carries out through the second heat exchanger heating warm processing, maintenance dead band, the 3rd heat exchanger are flowed through, in reserved dead band
Mixed with return air；Humidification process is carried out by humidifier after new return air mixing, pressurizeed by the second blower fan, through air supply section
Air-conditioned room is delivered to air outlet.
During transition season, the first air-valve is opened to maximum, and the second air-valve is closed, and the 3rd air-valve is opened, and the 4th air-valve is closed,
Return air channel is closed.
The air extracted out from air-conditioned room, enters plenum chamber section by air draft return air inlet, because the 4th air-valve is closed, and
First air-valve is opened to maximum, the whole air extracted out from air-conditioned room, is pressurizeed by the first blower fan, air draft is not carried out with fresh air
Hot and humid area, directly discharged by the second exhaust outlet；Cut-off by the 3rd air-valve and the switching of the second air-valve and realize that transition season bypasses
Air draft.
Fresh air is entered by fresh air inlet, is first carried out filtration treatment by roughing efficiency air filter, is changed through heat regenerator, then through second
Hot device and the 3rd heat exchanger, through maintenance dead band, the 3rd heat exchanger, reserved dead band and humidification degree section, carried out by the second blower fan
Pressurization, air-conditioned room is delivered to through air supply section and air outlet；Second heat exchanger can be used for carrying out pre- cooling processing, the 3rd heat exchanger
Available for progress depth dehumidification treatments.
Finally illustrate, preferred embodiment above is merely illustrative of the technical solution of the present invention and unrestricted, although logical
Cross above preferred embodiment the present invention is described in detail, it is to be understood by those skilled in the art that can be
Various changes are made to it in form and in details, without departing from claims of the present invention limited range.
Claims (7)
- A kind of 1. heat recovery air conditioner unit suitable for independent temperature-humidity control system, it is characterised in that：Including air exhaust passage, return Wind passage and fresh air channel；The air exhaust passage includes air draft return air inlet, plenum chamber section, the first air-valve, the first blower fan, the second air-valve, recuperation of heat Device, the first exhaust outlet, the 3rd air-valve, the second exhaust outlet；The air draft return air inlet is connected with plenum chamber section；The air extracted out from air-conditioned room, enters by air draft return air inlet Plenum chamber section；The left end of the plenum chamber section is connected through the first air-valve with the input of the first blower fan, and first blower fan is used for Air draft, the output end of first blower fan are connected with the second air-valve, the 3rd air-valve respectively, and the 3rd air-valve and the second exhaust outlet connect Connect；The first input end connection of second air-valve and heat regenerator；First output end of the heat regenerator and the first air draft Mouth connection；The return air channel includes air draft return air inlet, plenum chamber section, the 4th air-valve, First Heat Exchanger, reserved dead band, humidification Device, the second blower fan, air supply section, air outlet；Air enters plenum chamber section by air draft return air inlet, and the right-hand member of the plenum chamber is through the 4th air-valve and First Heat Exchanger Input connects；The output end of the First Heat Exchanger is connected with reserved dead band；The input of reserved dead band and humidifier connects；The output end of the humidifier is connected with the input of the second blower fan, and the output end of the second blower fan is through air supply section and air outlet Connection；Second blower fan is used to blow；The fresh air channel includes fresh air inlet, the 5th air-valve, roughing efficiency air filter, the second heat exchanger, maintenance dead band, the 3rd heat exchange Device, reserved dead band, humidifier, the second blower fan, air supply section, air outlet；The input of the fresh air inlet and roughing efficiency air filter connects, the output end of roughing efficiency air filter and the second of heat regenerator defeated Enter end connection, fresh air enters from fresh air inlet, and filtration treatment is carried out through roughing efficiency air filter, and heat is carried out into heat regenerator and air draft Wet exchange；Second output end of heat regenerator is connected with the input of the second heat exchanger, the output end warp of second heat exchanger Maintenance dead band is connected with the input of the 3rd heat exchanger；The output end of 3rd heat exchanger is connected with reserved dead band, described pre- to leave blank Section is used for the mixing of fresh air and return air；New return air enters humidifier after mixing, is then pressurizeed by the second blower fan, through sending Wind section delivers to air-conditioned room with air outlet；First blower fan is Double Speed Fan；During summer condition, heat recovery air conditioner unit realizes refrigerating function, and the First Heat Exchanger is used for freezing to return air, Second heat exchanger is used for freezing to fresh air, and the 3rd heat exchanger is used to carry out depth dehumidifying to fresh air.
- 2. a kind of heat recovery air conditioner unit suitable for independent temperature-humidity control system according to claim 1, its feature It is：During winter condition, heat recovery air conditioner unit realizes heat-production functions, and the First Heat Exchanger is used for making to return air Heat, second heat exchanger are used for heating to fresh air.
- 3. a kind of heat recovery air conditioner unit suitable for independent temperature-humidity control system according to claim 1 or 2, it is special Sign is：The Double Speed Fan uses local-speed mode of operation, and the 5th air-valve is opened to minimum shelves.
- 4. a kind of heat recovery air conditioner unit suitable for independent temperature-humidity control system according to claim 1, its feature It is：During excessive season, heat recovery air conditioner unit realizes ventilatory, and the return air channel is closed, the double speed Blower fan uses high-speed operation mode, and the 5th air-valve is opened to maximum.
- A kind of 5. control method of heat recovery air conditioner unit suitable for independent temperature-humidity control system, it is characterised in that：Right It is required that the control method of the heat recovery air conditioner unit described in 1 includes the control method of summer condition, the control method of winter condition, The control method in excessive season；The summer control method is that the second air-valve is opened, and the 3rd air-valve is closed, and humidifier is closed；The control method of the winter condition is that the second air-valve is opened, and the 3rd air-valve is closed, and the 3rd heat exchanger is closed, humidifier Open；The control method in the excessively season is that the first air-valve is opened to maximum, and the second air-valve is closed, and the 3rd air-valve is opened, the Four air-valves are closed；During summer condition, First Heat Exchanger and the second heat exchanger connect high temperature chilled water, and the 3rd heat exchanger connects low temperature refrigerating medium；The air extracted out from air-conditioned room, enters plenum chamber section by air draft return air inlet, passes through the first air-valve and the 4th air-valve Regulation carry out the distribution of exhaust air rate and return air amount, air draft is passed to heat regenerator by the first blower fan and carries out the wet friendship of heat with fresh air Change, after through first row air port discharge；The return air distributed by plenum chamber section carries out cooling processing into First Heat Exchanger, is mixed in reserved dead band with fresh air Close；Fresh air enters from fresh air inlet, and filtration treatment is carried out through roughing efficiency air filter, and the wet friendship of heat is carried out into heat regenerator and air draft Change, then pre- cooling processing carried out through the second heat exchanger, flow through maintenance dead band, then depth dehumidification treatments are carried out by the 3rd heat exchanger,Reserved dead band is flowed through to be mixed with return air；Humidifier is passed through after the mixing of fresh air return air, is then carried out by the second blower fan Pressurization, air-conditioned room is delivered to through air supply section and air outlet.
- A kind of 6. controlling party of heat recovery air conditioner unit suitable for independent temperature-humidity control system according to claim 5 Method,It is characterized in that：During winter condition, First Heat Exchanger and the second heat exchanger connect hot water, and the 3rd heat exchanger is closed；The air extracted out from air-conditioned room, enters plenum chamber section by air draft return air inlet, passes through the first air-valve and the 4th air-valve Regulation carry out the distribution of exhaust air rate and return air amount, air draft is passed to heat regenerator by the first blower fan and carries out the wet friendship of heat with fresh air Change, after through first row air port discharge；The return air distributed by plenum chamber section is heated into First Heat Exchanger, is mixed in reserved dead band with fresh air；Fresh air enters from fresh air inlet, first carries out filtration treatment by roughing efficiency air filter, is carried out afterwards into heat regenerator and air draft Hot and humid area, then carry out through the second heat exchanger heating warm processing, flows through maintenance dead band, the 3rd heat exchanger, reserved dead band with time Wind is mixed；Humidification process is carried out by humidifier after new return air mixing, pressurizeed by the second blower fan, through air supply section with sending Air-conditioned room is delivered in air port.
- A kind of 7. controlling party of heat recovery air conditioner unit suitable for independent temperature-humidity control system according to claim 5 Method, it is characterised in that：During transition season, from the air of air-conditioned room extraction, enter plenum chamber section by air draft return air inlet, from Whole air that air-conditioned room is extracted out, directly discharged after being pressurizeed by the first blower fan by the second exhaust outlet；Fresh air is entered by fresh air inlet, first filtration treatment is carried out by roughing efficiency air filter, through heat regenerator, then through the second heat exchanger With the 3rd heat exchanger, through maintenance dead band, the 3rd heat exchanger, reserved dead band and humidification degree section, pressurizeed by the second blower fan, Air-conditioned room is delivered to through air supply section and air outlet.
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| CN105698297A (en) * | 2016-03-23 | 2016-06-22 | 凯天环保科技股份有限公司 | Combined oil mist purifying unit of air conditioner |
| CN107656563A (en) * | 2016-07-26 | 2018-02-02 | 沈阳碧蓝环境设备科技有限公司 | A kind of electric regenerative facility agricultural environment intelligent monitoring management system |
| CN108518789A (en) * | 2018-03-23 | 2018-09-11 | 上海交通大学 | Heat-exchange device with purification and anti-dewing function |
| CN109974256B (en) * | 2019-04-03 | 2020-08-28 | 南京福加自动化科技有限公司 | Indoor temperature and humidity control system and control method |
| CN110044013A (en) * | 2019-04-28 | 2019-07-23 | 广东美的制冷设备有限公司 | Humidifying controlling method and device, air regulator and computer readable storage medium |
| CN111473457A (en) * | 2020-04-23 | 2020-07-31 | 山东美诺邦马节能科技有限公司 | Passive room heat recovery air conditioner and use method |
| CN113154563A (en) * | 2021-04-19 | 2021-07-23 | 北京晶海科技有限公司 | Temperature and humidity adjusting pipeline system for air conditioner and control method and device thereof |
| CN115854448B (en) * | 2022-12-28 | 2024-09-20 | 北京建筑大学 | Double-evaporation temperature and humidity independent control air conditioner |
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