CN105042816A - Heat recovery air conditioning unit suitable for independent temperature and humidity control system and control method of heat recovery air conditioning unit - Google Patents
Heat recovery air conditioning unit suitable for independent temperature and humidity control system and control method of heat recovery air conditioning unit Download PDFInfo
- Publication number
- CN105042816A CN105042816A CN201510552065.1A CN201510552065A CN105042816A CN 105042816 A CN105042816 A CN 105042816A CN 201510552065 A CN201510552065 A CN 201510552065A CN 105042816 A CN105042816 A CN 105042816A
- Authority
- CN
- China
- Prior art keywords
- air
- heat exchanger
- valve
- new wind
- heat recovery
- 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.)
- Granted
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
- 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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Central Air Conditioning (AREA)
Abstract
The invention relates to a heat recovery air conditioning unit suitable for an independent temperature and humidity control system and a control method of the heat recovery air conditioning unit and belongs to the technical field of heating, ventilating and air conditioning. The heat recovery air conditioning unit is mainly composed of two draught fans, an air valve, a heat exchanger, a primary filter, a heat recovery device, an air conditioning cabinet and the like. The components form an exhaust channel, an air return channel and a fresh air channel. The first draught fan is used for exhaust. The second draught fan is used for air return. In different seasons, the heat recovery air conditioning unit can be controlled in three different work manners. By the adoption of the heat recovery air conditioning unit suitable for the independent temperature and humidity control system and the control method of the heat recovery air conditioning unit, the air exhaust heat recovery technology and the independent temperature and humidity control technology are organically combined and blended into one air conditioning device, so that the whole system has the beneficial effects that the high control precision and a remarkable energy-saving effect generated due to omitting of a reheating process of the independent temperature and humidity control system are achieved, and the energy-saving effect is improved by recovering heat in exhausted air.
Description
Technical field
The invention belongs to HVAC technical field, relate to a kind of the heat recovery air conditioner unit and the control method thereof that are applicable to independent temperature-humidity control system.
Background technology
Heating ventilation air-conditioning system is widely used in every field, and the energy ezpenditure of heating ventilation air-conditioning system generally accounts for 30%-50% of whole building total energy consumption.Energy-saving and emission-reduction have been put very important position by 2015 premier's Nian Li government work reports, emphasize " will accomplish fluently energy-saving and emission-reduction and environmental improvement assault of fortified positions ", and in this context, the conservation measures meaning inquiring into air-conditioning system is obvious.
The energy consumption factor of air-conditioning system is many, also always underway to the research of air conditioner system energy saving measure, and achieved multinomial achievement, as reasonably determined 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 effectively reduce the energy consumption of heating ventilation air-conditioning system from different angles and aspect.
Air-to-air energy recovery technology is the one in heat recovery technology, and the local energy saving igniter of " public building energy design standard " and various places all it can be used as a kind of effective power-saving technology and included.But at present, air-to-air energy recovery technology is mainly using fresh air ventilator as its application form, and application form is single, how to expand the application form of air-to-air energy recovery technology, can be applicable to more multi-form air-conditioning system is the problem being worth exploring.
Independent temperature-humidity control system is taken the lead in advocating by Chinese scholar, its core concept is that the independence by realizing temperature and humidity to the process respectively of new wind, return air controls, control to humidity is realized to the process of new wind, the process of return air is realized to the control of temperature, whole processing procedure carries out heat treatment again without the need to newly-increased thermal source, energy-saving effect is remarkable, can realize the accurate control to humiture, and Indoor Air Quality of A Air-conditioning Room high sanitary condition is good.If correlative study shows that independent temperature-humidity control system is used rationally, then its energy-saving effect is remarkable, and being 25%-55% at southern area fractional energy savings, is 10%-30% at northern area fractional energy savings.
Document " application of two low-temperature receiver independent temperature-humidity control system in electronics clean room " is selected to have done detailed analysis to the low-temperature receiver of independent temperature-humidity control system, at present, the end use application form of independent temperature-humidity control system is return air treatment facility system+fresh-air handling unit system, two cover systems are separate device systems, engineering adaptability is strong not, is necessary further to inquire into it.
Air-to-air energy recovery technology and independent temperature-humidity control systems technology are effective power-saving technology, but it is limited all to there is application form, need the problem expanded further, and how two kinds of power-saving technologies being effectively applied to same system simultaneously is also worth research and probe.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of the heat recovery air conditioner unit and the control method thereof that are applicable to independent temperature-humidity control system, have that Temperature and Humidity Control precision is high, integrated degree is high, convenient management, the province that takes up room feature, and the energy-saving effect of air-conditioning system can be promoted further.
An object of the present invention is to provide a kind of heat recovery air conditioner unit being applicable to independent temperature-humidity control system, is achieved through the following technical solutions.
Be applicable to a heat recovery air conditioner unit for independent temperature-humidity control system, comprise air exhaust passage, return air channel and new wind passage;
Described air exhaust passage comprises air draft return air inlet, plenum chamber section, the first air-valve, the first blower fan, the second air-valve, heat regenerator, first row air port, the 3rd air-valve, second row air port;
Described air draft return air inlet is connected with plenum chamber section; From the air that air-conditioned room is extracted out, enter plenum chamber section through air draft return air inlet; The left end of described plenum chamber section is connected through the input of the first air-valve with the first blower fan, and described first blower fan is used for air draft, and the output of described first blower fan is connected with the second air-valve, the 3rd air-valve respectively, and the 3rd air-valve is connected with second row air port; Described second air-valve is connected with the first input end of heat regenerator; First output of described heat regenerator is connected with first row air port;
Described return air channel comprises air draft return air inlet, plenum chamber section, the 4th air-valve, First Heat Exchanger, reserved dead band, humidifier, the second blower fan, air supply section, air outlet;
Air enters plenum chamber section through air draft return air inlet, and the right-hand member of described plenum chamber is connected with the input of First Heat Exchanger through the 4th air-valve; The output of described First Heat Exchanger is connected with reserved dead band; Reserved dead band is connected with the input of humidifier; The output of described humidifier is connected with the input of the second blower fan, and the output of the second blower fan is connected with air outlet through air supply section; Described second blower fan is used for air-supply;
Described new wind passage comprises new wind entrance, tendencies 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;
Described new wind entrance is connected with the input of roughing efficiency air filter, and the output of roughing efficiency air filter is connected with the second input of heat regenerator, and new wind enters from new wind entrance, carries out filtration treatment through roughing efficiency air filter, enters heat regenerator and hot and humid area is carried out in air draft; Second output of heat regenerator is connected with the input of the second heat exchanger, and the output of described second heat exchanger is connected with the input of the 3rd heat exchanger through maintenance dead band; The output of the 3rd heat exchanger is connected with reserved dead band, and described reserved dead band is used for the mixing of new wind and return air; After mixing, new return air enters humidifier, is then pressurizeed by the second blower fan, delivers to air-conditioned room through air supply section and air outlet.
Further, described first blower fan is Double Speed Fan.
Further, during summer condition, heat recovery air conditioner unit realizes refrigerating function, and described First Heat Exchanger is used for freezing to the carrying out of return air, and described second heat exchanger is used for freezing to the carrying out of new wind, and described 3rd heat exchanger is used for carrying out degree of depth dehumidifying to new wind.
Further, during winter condition, heat recovery air conditioner unit realizes heat-production functions, and described First Heat Exchanger is used for heating the carrying out of return air, and described second heat exchanger is used for heating the carrying out of new wind.
Further, described Double Speed Fan adopts local-speed mode of operation, and tendencies valve is opened to minimum shelves.
Further, during excessive season, heat recovery air conditioner unit realizes ventilatory, and described return air channel is in closed condition, and described Double Speed Fan adopts high-speed operation mode, and tendencies valve is opened to maximum.
Two of object of the present invention is to provide a kind of control method being applicable to the heat recovery air conditioner unit of independent temperature-humidity control system, is achieved through the following technical solutions.
Be applicable to a control method for the heat recovery air conditioner unit of independent temperature-humidity control system, the control method of the control method summer condition of heat recovery air conditioner unit according to claim 2, the control method of winter condition, the control method in excessive season;
Described summer, control method was, the second air-valve is opened, and the 3rd air-valve cuts out, and humidifier cuts out;
The control method of described winter condition is, the second air-valve is opened, and the 3rd air-valve cuts out, and the 3rd heat exchanger cuts out, and humidifier is opened;
The control method in described excessive season is that the first air-valve is opened to maximum, and the second air-valve cuts out, and the 3rd air-valve is opened, and the 4th air-valve cuts out.
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;
From the air that air-conditioned room is extracted out, plenum chamber section is entered through air draft return air inlet, carried out the distribution of exhaust air rate and return air amount by the adjustment of the first air-valve and the 4th air-valve, air draft is delivered to heat regenerator by the first blower fan and new wind carries out hot and humid area, after discharge through first row air port;
The return air distributed by plenum chamber section enters First Heat Exchanger and carries out cooling process, mixes with new wind in reserved dead band;
New wind enters from new wind entrance, carries out filtration treatment through roughing efficiency air filter, enters heat regenerator and hot and humid area is carried out in air draft, to lower the temperature in advance process through the second heat exchanger again, flow through maintenance dead band, then carry out degree of depth dehumidification treatments by the 3rd heat exchanger, flow through reserved dead band and mix with return air; Through humidifier after new wind return air mixing, then pressurizeed by the second blower fan, deliver to air-conditioned room 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 cuts out;
From the air that air-conditioned room is extracted out, plenum chamber section is entered through air draft return air inlet, carried out the distribution of exhaust air rate and return air amount by the adjustment of the first air-valve and the 4th air-valve, air draft is delivered to heat regenerator by the first blower fan and new wind carries out hot and humid area, after discharge through first row air port;
The return air distributed by plenum chamber section enters First Heat Exchanger and heats, and mixes with new wind in reserved dead band;
New wind enters from new wind entrance, first carry out filtration treatment by roughing efficiency air filter, enter heat regenerator afterwards and hot and humid area is carried out in air draft, then carry out adding hot temperature process through the second heat exchanger, flow through maintenance dead band, the 3rd heat exchanger, mix with return air in reserved dead band; Undertaken adding wet process by humidifier after new return air mixing, pressurizeed by the second blower fan, deliver to air-conditioned room through air supply section and air outlet.
Further, during transition season, from the air that air-conditioned room is extracted out, enter plenum chamber section through air draft return air inlet, from whole air that air-conditioned room is extracted out, discharged by second row air port by direct after the first blower fan pressurization;
New wind is entered by new wind entrance, first carry out filtration treatment by roughing efficiency air filter, through heat regenerator, again through the second heat exchanger and the 3rd heat exchanger, through maintenance dead band, the 3rd heat exchanger, reserve dead band and add humidity section, pressurizeed by the second blower fan, deliver to air-conditioned room through air supply section and air outlet.
Beneficial effect of the present invention is: a kind of heat recovery air conditioner unit and control method thereof being applicable to independent temperature-humidity control system provided by the invention, air-to-air energy recovery technology and independent temperature-humidity control technology are entered combination, and has incorporated in a set of air-conditioning equipment.Make whole system not only possess the control accuracy of independent temperature-humidity control system high and without the feature of reheating process energy conservation Be very effective, and can reclaim the energy in air draft simultaneously, energy-saving effect improves further.
The first blower fan for air draft is Double Speed Fan, low cruise during air-conditioning season, high-speed cruising during transition season, can realize transition season well and run, by the use of low Cooling and Heat Source equipment by maximum new wind.
New wind, after primarily efficient filter process, just enters heat regenerator and hot and humid area is carried out in air draft, ensure that the clean of heat regenerator content.During summer condition, new wind first carries out hot and humid area with air draft, the second heat exchanger (connecing high temperature chilled water) is used to carry out pretreatment again, the 3rd heat exchanger (connecing low temperature refrigerating medium) is adopted to carry out degree of depth dehumidification treatments afterwards, reduce the dependence to low temperature cold source to greatest extent, entire system efficiency is high.During winter condition, new return air just carries out humidification through heating, and humidification is easy, and effect easily ensures.By switching the air-valve turning off air-conditioning box inside, realize the bypass air-exhausting function of transition season, simple operation.
Blower fan, air-valve, heat exchanger, roughing efficiency air filter, heat regenerator are located in air-conditioning box successively by air flow direction and handling process, and integrated degree is high, convenient management, take up room province.
Accompanying drawing explanation
In order to make the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, the present invention is described in further detail, wherein:
Fig. 1 is the heat recovery air conditioner unit structure chart being applicable to independent temperature-humidity control system of the present invention;
Wherein, 1 is air draft return air inlet, and 2 is plenum chamber section, and 3 is the first air-valve, 4 is the first blower fan, and 5 is the second air-valve, and 6 is heat regenerator, and 7 is first row air port, 8 is the 3rd air-valve, and 9 is second row air port, and 10 is the 4th air-valve, and 11 is First Heat Exchanger, 12 is new wind entrance, and 13 is tendencies valve, and 14 is roughing efficiency air filter, and 15 is the second heat exchanger, 16 is maintenance dead band, and 17 is the 3rd heat exchanger, and 18 is reserved dead band, and 19 is humidifier, 20 is the second blower fan, and 21 is air supply section, and 22 is air outlet.
Detailed description of the invention
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 being applicable to independent temperature-humidity control system provided by the invention, primarily of compositions such as blower fan, air-valve, heat exchanger, roughing efficiency air filter, heat regenerator, air-conditioning boxs, as shown in Figure 1, air-conditioning box local is divided into two-layer up and down by the present invention, all components are all located in air-conditioning box successively by air flow direction and handling process, whole system equipment has that Temperature and Humidity Control precision is high, energy-saving effect is remarkable, integrated degree is high, convenient management, the province that takes up room feature; Heat recovery air conditioner unit comprises air exhaust passage, return air channel and new wind passage;
Air exhaust passage comprises air draft return air inlet 1, plenum chamber section 2, first air-valve 3, first blower fan 4, second air-valve 5, heat regenerator 6, first row air port 7, the 3rd air-valve 8, first row air port 9;
Air draft return air inlet is connected with plenum chamber section; From the air that air-conditioned room is extracted out, enter plenum chamber section through air draft return air inlet; The left end of plenum chamber section is connected through the input of the first air-valve with the first blower fan, and the first blower fan is used for air draft, and the output of the first blower fan is connected with the second air-valve, the 3rd air-valve respectively, and the 3rd air-valve is connected with second row air port; Second air-valve is connected with the first input end of heat regenerator; First output of heat regenerator is connected with first row air port;
In summer and winter, air draft is discharged from first row air port after heat regenerator; In excessive season, air draft is directly discharged from first row air port without heat regenerator.
Return air channel comprises air draft return air inlet 1, plenum chamber section 2, the 4th air-valve 10, First Heat Exchanger 11, reserved dead band 18, humidifier 19, second blower fan 20, air supply section 21, air outlet 22;
Air enters plenum chamber section through air draft return air inlet, and the right-hand member of plenum chamber is connected with the input of First Heat Exchanger through the 4th air-valve; The output of First Heat Exchanger is connected with reserved dead band; Reserved dead band is connected with the input of humidifier; The output of humidifier is connected with the input of the second blower fan, and the output of the second blower fan is connected with air outlet through air supply section; Second blower fan is used for air-supply;
New wind passage comprises new wind entrance 12, tendencies valve 13, roughing efficiency air filter 14, second heat exchanger 15, maintenance dead band 16, the 3rd heat exchanger 14, reserved dead band 18, humidifier 19, second blower fan 20, air supply section 21, air outlet 22;
New wind entrance is connected with the input of roughing efficiency air filter, and the output of roughing efficiency air filter is connected with the second input of heat regenerator, and new wind enters from new wind entrance, carries out filtration treatment through roughing efficiency air filter, enters heat regenerator and hot and humid area is carried out in air draft; Second output of heat regenerator is connected with the input of the second heat exchanger, and the output of the second heat exchanger is connected with the input of the 3rd heat exchanger through maintenance dead band; The output of the 3rd heat exchanger is connected with reserved dead band, and reserved dead band is used for the mixing of new wind and return air; After mixing, new return air enters humidifier, is then pressurizeed by the second blower fan, delivers to air-conditioned room through air supply section and air outlet.
The first air-valve that plenum chamber section left and right sides is arranged and the 4th air-valve, for regulating 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), and the first blower fan low-speed running, and tendencies valve is opened to minimum shelves, ensures that minimum fresh air requirmente runs; During transition season, the first blower fan runs up, and tendencies valve is opened to maximum, runs by maximum resh air requirement.
A kind of heat recovery air conditioner unit three kinds of mode of operations being applicable to independent temperature-humidity control system provided by the invention, i.e. three kinds of control methods.
During summer condition, the second air-valve is opened, and the 3rd air-valve cuts out, and humidifier cuts out; First Heat Exchanger and the second heat exchanger connect high temperature chilled water, and the 3rd heat exchanger connects low temperature refrigerating medium; First Heat Exchanger is used for freezing to the carrying out of return air, and the second heat exchanger is used for freezing to the carrying out of new wind, and the 3rd heat exchanger is used for carrying out degree of depth dehumidifying to new wind.
From the air that air-conditioned room is extracted out, plenum chamber section is entered through air draft return air inlet, carried out the distribution of exhaust air rate and return air amount by the adjustment of the first air-valve and the 4th air-valve, air draft is delivered to heat regenerator by the first blower fan and new wind carries out hot and humid area, after discharge through first row air port;
The return air distributed by plenum chamber section enters First Heat Exchanger and carries out cooling process, mixes with new wind in reserved dead band;
New wind enters from new wind entrance, carries out filtration treatment through roughing efficiency air filter, enters heat regenerator and hot and humid area is carried out in air draft, to lower the temperature in advance process through the second heat exchanger again, flow through maintenance dead band, then carry out degree of depth dehumidification treatments by the 3rd heat exchanger, flow through reserved dead band and mix with return air; Through humidifier after new wind return air mixing, then pressurizeed by the second blower fan, deliver to air-conditioned room through air supply section and air outlet.
During winter condition, the second air-valve is opened, and the 3rd air-valve cuts out, and the 3rd heat exchanger cuts out, and humidifier is opened; First Heat Exchanger and the second heat exchanger connect hot water; First Heat Exchanger is used for heating the carrying out of return air, and described second heat exchanger is used for heating the carrying out of new wind.
From the air that air-conditioned room is extracted out, plenum chamber section is entered through air draft return air inlet, carried out the distribution of exhaust air rate and return air amount by the adjustment of the first air-valve and the 4th air-valve, air draft is delivered to heat regenerator by the first blower fan and new wind carries out hot and humid area, after discharge through first row air port;
The return air distributed by plenum chamber section enters First Heat Exchanger and heats, and mixes with new wind in reserved dead band;
New wind enters from new wind entrance, first carry out filtration treatment by roughing efficiency air filter, enter heat regenerator afterwards and hot and humid area is carried out in air draft, then carry out adding hot temperature process through the second heat exchanger, flow through maintenance dead band, the 3rd heat exchanger, mix with return air in reserved dead band; Undertaken adding wet process by humidifier after new return air mixing, pressurizeed by the second blower fan, deliver to air-conditioned room through air supply section and air outlet.
During transition season, the first air-valve is opened to maximum, and the second air-valve cuts out, and the 3rd air-valve is opened, and the 4th air-valve cuts out, and return air channel is in closed condition.
From the air that air-conditioned room is extracted out, enter plenum chamber section through air draft return air inlet, because the 4th air-valve cuts out, and the first air-valve is opened to maximum, from whole air that air-conditioned room is extracted out, by the first blower fan pressurization, air draft does not carry out hot and humid area with new wind, is directly discharged by second row air port; Switch to cut-off by the 3rd air-valve and the second air-valve and realize the air draft of transition season bypass.
New wind is entered by new wind entrance, first carry out filtration treatment by roughing efficiency air filter, through heat regenerator, again through the second heat exchanger and the 3rd heat exchanger, through maintenance dead band, the 3rd heat exchanger, reserve dead band and add humidity section, pressurizeed by the second blower fan, deliver to air-conditioned room through air supply section and air outlet; Second heat exchanger may be used for process of lowering the temperature in advance, and the 3rd heat exchanger can be used for carrying out degree of depth dehumidification treatments.
What finally illustrate is, above preferred embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although by above preferred embodiment to invention has been detailed description, but those skilled in the art are to be understood that, various change can be made to it in the form and details, and not depart from claims of the present invention limited range.
Claims (10)
1. be applicable to a heat recovery air conditioner unit for independent temperature-humidity control system, it is characterized in that: comprise air exhaust passage, return air channel and new wind passage;
Described air exhaust passage comprises air draft return air inlet, plenum chamber section, the first air-valve, the first blower fan, the second air-valve, heat regenerator, first row air port, the 3rd air-valve, second row air port;
Described air draft return air inlet is connected with plenum chamber section; From the air that air-conditioned room is extracted out, enter plenum chamber section through air draft return air inlet; The left end of described plenum chamber section is connected through the input of the first air-valve with the first blower fan, and described first blower fan is used for air draft, and the output of described first blower fan is connected with the second air-valve, the 3rd air-valve respectively, and the 3rd air-valve is connected with second row air port; Described second air-valve is connected with the first input end of heat regenerator; First output of described heat regenerator is connected with first row air port;
Described return air channel comprises air draft return air inlet, plenum chamber section, the 4th air-valve, First Heat Exchanger, reserved dead band, humidifier, the second blower fan, air supply section, air outlet;
Air enters plenum chamber section through air draft return air inlet, and the right-hand member of described plenum chamber is connected with the input of First Heat Exchanger through the 4th air-valve; The output of described First Heat Exchanger is connected with reserved dead band; Reserved dead band is connected with the input of humidifier;
The output of described humidifier is connected with the input of the second blower fan, and the output of the second blower fan is connected with air outlet through air supply section; Described second blower fan is used for air-supply;
Described new wind passage comprises new wind entrance, tendencies 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;
Described new wind entrance is connected with the input of roughing efficiency air filter, and the output of roughing efficiency air filter is connected with the second input of heat regenerator, and new wind enters from new wind entrance, carries out filtration treatment through roughing efficiency air filter, enters heat regenerator and hot and humid area is carried out in air draft; Second output of heat regenerator is connected with the input of the second heat exchanger, and the output of described second heat exchanger is connected with the input of the 3rd heat exchanger through maintenance dead band; The output of the 3rd heat exchanger is connected with reserved dead band, and described reserved dead band is used for the mixing of new wind and return air; After mixing, new return air enters humidifier, is then pressurizeed by the second blower fan, delivers to air-conditioned room through air supply section and air outlet.
2. a kind of heat recovery air conditioner unit being applicable to independent temperature-humidity control system according to claim 1, is characterized in that: described first blower fan is Double Speed Fan.
3. a kind of heat recovery air conditioner unit being applicable to independent temperature-humidity control system according to claim 2, it is characterized in that: during summer condition, heat recovery air conditioner unit realizes refrigerating function, described First Heat Exchanger is used for freezing to the carrying out of return air, described second heat exchanger is used for freezing to the carrying out of new wind, and described 3rd heat exchanger is used for carrying out degree of depth dehumidifying to new wind.
4. a kind of heat recovery air conditioner unit being applicable to independent temperature-humidity control system according to claim 2, it is characterized in that: during winter condition, heat recovery air conditioner unit realizes heat-production functions, described First Heat Exchanger is used for heating the carrying out of return air, and described second heat exchanger is used for heating the carrying out of new wind.
5. a kind of heat recovery air conditioner unit being applicable to independent temperature-humidity control system according to claim 3 or 4, is characterized in that: described Double Speed Fan adopts local-speed mode of operation, and tendencies valve is opened to minimum shelves.
6. a kind of heat recovery air conditioner unit being applicable to independent temperature-humidity control system according to claim 2, it is characterized in that: excessively during season, heat recovery air conditioner unit realizes ventilatory, described return air channel is in closed condition, described Double Speed Fan adopts high-speed operation mode, and tendencies valve is opened to maximum.
7. one kind is applicable to the control method of the heat recovery air conditioner unit of independent temperature-humidity control system, it is characterized in that: the control method of the control method summer condition of heat recovery air conditioner unit according to claim 2, the control method of winter condition, the control method in excessive season;
Described summer, control method was, the second air-valve is opened, and the 3rd air-valve cuts out, and humidifier cuts out;
The control method of described winter condition is, the second air-valve is opened, and the 3rd air-valve cuts out, and the 3rd heat exchanger cuts out, and humidifier is opened;
The control method in described excessive season is that the first air-valve is opened to maximum, and the second air-valve cuts out, and the 3rd air-valve is opened, and the 4th air-valve cuts out.
8. a kind of control method being applicable to the heat recovery air conditioner unit of independent temperature-humidity control system according to claim 7, it is characterized in that: 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;
From the air that air-conditioned room is extracted out, plenum chamber section is entered through air draft return air inlet, carried out the distribution of exhaust air rate and return air amount by the adjustment of the first air-valve and the 4th air-valve, air draft is delivered to heat regenerator by the first blower fan and new wind carries out hot and humid area, after discharge through first row air port;
The return air distributed by plenum chamber section enters First Heat Exchanger and carries out cooling process, mixes with new wind in reserved dead band; New wind enters from new wind entrance, carries out filtration treatment through roughing efficiency air filter, enters heat regenerator and hot and humid area is carried out in air draft, to lower the temperature in advance process through the second heat exchanger again, flow through maintenance dead band, then carry out degree of depth dehumidification treatments by the 3rd heat exchanger, flow through reserved dead band and mix with return air; Through humidifier after new wind return air mixing, then pressurizeed by the second blower fan, deliver to air-conditioned room through air supply section and air outlet.
9. a kind of control method being applicable to the heat recovery air conditioner unit of independent temperature-humidity control system according to claim 7, it is characterized in that: during winter condition, First Heat Exchanger and the second heat exchanger connect hot water, and the 3rd heat exchanger cuts out;
From the air that air-conditioned room is extracted out, plenum chamber section is entered through air draft return air inlet, carried out the distribution of exhaust air rate and return air amount by the adjustment of the first air-valve and the 4th air-valve, air draft is delivered to heat regenerator by the first blower fan and new wind carries out hot and humid area, after discharge through first row air port;
The return air distributed by plenum chamber section enters First Heat Exchanger and heats, and mixes with new wind in reserved dead band;
New wind enters from new wind entrance, first carry out filtration treatment by roughing efficiency air filter, enter heat regenerator afterwards and hot and humid area is carried out in air draft, then carry out adding hot temperature process through the second heat exchanger, flow through maintenance dead band, the 3rd heat exchanger, mix with return air in reserved dead band; Undertaken adding wet process by humidifier after new return air mixing, pressurizeed by the second blower fan, deliver to air-conditioned room through air supply section and air outlet.
10. a kind of control method being applicable to the heat recovery air conditioner unit of independent temperature-humidity control system according to claim 7, it is characterized in that: during transition season, from the air that air-conditioned room is extracted out, plenum chamber section is entered through air draft return air inlet, from whole air that air-conditioned room is extracted out, discharged by second row air port by direct after the first blower fan pressurization;
New wind is entered by new wind entrance, first carry out filtration treatment by roughing efficiency air filter, through heat regenerator, again through the second heat exchanger and the 3rd heat exchanger, through maintenance dead band, the 3rd heat exchanger, reserve dead band and add humidity section, pressurizeed by the second blower fan, deliver to air-conditioned room through air supply section and air outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510552065.1A CN105042816B (en) | 2015-09-01 | 2015-09-01 | A kind of heat recovery air conditioner unit and its control method suitable for independent temperature-humidity control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510552065.1A CN105042816B (en) | 2015-09-01 | 2015-09-01 | A kind of heat recovery air conditioner unit and its control method suitable for independent temperature-humidity control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105042816A true CN105042816A (en) | 2015-11-11 |
| CN105042816B CN105042816B (en) | 2017-12-22 |
Family
ID=54449588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510552065.1A Active CN105042816B (en) | 2015-09-01 | 2015-09-01 | A kind of heat recovery air conditioner unit and its control method suitable for independent temperature-humidity control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105042816B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN109974256A (en) * | 2019-04-03 | 2019-07-05 | 南京福加自动化科技有限公司 | A kind of 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 |
| CN115854448A (en) * | 2022-12-28 | 2023-03-28 | 北京建筑大学 | Double-evaporation temperature and humidity independent control air conditioner |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1963326A (en) * | 2006-11-30 | 2007-05-16 | 同济大学 | Energy utilization and recovery type cell full air air-condition set |
| CN101435607A (en) * | 2008-12-22 | 2009-05-20 | 哈尔滨工业大学 | Air processing unit based on air blast thermal recovery and energy step utilization |
| CN102759153A (en) * | 2012-07-09 | 2012-10-31 | 赵伟 | Temperature/humidity independently-treated clean air conditioning unit |
| CN203980480U (en) * | 2014-06-27 | 2014-12-03 | 北京金峰华玉空调设备有限公司 | Energy-saving and purifying type fresh-air ventilation air conditioner integrated machine |
| CN204373067U (en) * | 2014-11-28 | 2015-06-03 | 南京五洲制冷集团有限公司 | A kind of integrated multi-mode combined air conditioner group |
| CN204902139U (en) * | 2015-09-01 | 2015-12-23 | 中机中联工程有限公司 | Heat recovery air conditioning unit suitable for independent control system of humiture |
-
2015
- 2015-09-01 CN CN201510552065.1A patent/CN105042816B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1963326A (en) * | 2006-11-30 | 2007-05-16 | 同济大学 | Energy utilization and recovery type cell full air air-condition set |
| CN101435607A (en) * | 2008-12-22 | 2009-05-20 | 哈尔滨工业大学 | Air processing unit based on air blast thermal recovery and energy step utilization |
| CN102759153A (en) * | 2012-07-09 | 2012-10-31 | 赵伟 | Temperature/humidity independently-treated clean air conditioning unit |
| CN203980480U (en) * | 2014-06-27 | 2014-12-03 | 北京金峰华玉空调设备有限公司 | Energy-saving and purifying type fresh-air ventilation air conditioner integrated machine |
| CN204373067U (en) * | 2014-11-28 | 2015-06-03 | 南京五洲制冷集团有限公司 | A kind of integrated multi-mode combined air conditioner group |
| CN204902139U (en) * | 2015-09-01 | 2015-12-23 | 中机中联工程有限公司 | Heat recovery air conditioning unit suitable for independent control system of humiture |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN109974256A (en) * | 2019-04-03 | 2019-07-05 | 南京福加自动化科技有限公司 | A kind of 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 |
| CN115854448A (en) * | 2022-12-28 | 2023-03-28 | 北京建筑大学 | Double-evaporation temperature and humidity independent control air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105042816B (en) | 2017-12-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105042816A (en) | Heat recovery air conditioning unit suitable for independent temperature and humidity control system and control method of heat recovery air conditioning unit | |
| CN203215882U (en) | All-air energy-saving air conditioning system | |
| CN105546673A (en) | Indoor environment control unit and building environment control system | |
| CN201827978U (en) | Energy-saving constant temperature and humidity purified combined air conditioning unit | |
| CN103574858A (en) | Outdoor return air preprocessing method of central air-conditioning system | |
| CN104976704A (en) | Working method of secondary heat recovery fresh air processing device | |
| CN204421274U (en) | A kind of mixed type fresh air ventilator of two-stage heat exchange | |
| CN203907821U (en) | Central air conditioner all-air system for low-temperature antifreezing operation in cold region | |
| CN207123040U (en) | A kind of Animal House two fans formula air conditioner intelligent control system | |
| CN201740130U (en) | Temperature and humidity independent control type air-conditioning unit | |
| CN104033986B (en) | Total heat recovery type is collapsible to be sent, return, the control method of air draft integrated air conditioner unit | |
| CN114562766A (en) | Fresh air handling unit and method | |
| CN208042334U (en) | The energy-saving unitary air handling unit of independent temperature-humidity control | |
| CN102519109A (en) | Heat dissipation ventilating device, heat dissipation ventilating system and machine room | |
| CN110260434A (en) | A kind of roof top air-conditioner system based on solar energy and waste heat recycling | |
| CN109945333A (en) | A kind of residential architecture air-conditioning system that the dispersion of central fresh air handling end is adjusted | |
| CN207395056U (en) | Family kitchen fresh air system | |
| CN110081578A (en) | A kind of heat exchanger and control method with by-pass line of intelligent control | |
| CN102818318A (en) | Efficient energy-saving self-control system device for air conditioner of operating room | |
| CN209978232U (en) | Multi-dimensional energy-saving air conditioning system for process production workshop | |
| CN204902139U (en) | Heat recovery air conditioning unit suitable for independent control system of humiture | |
| CN214791459U (en) | Novel clean air conditioning system | |
| CN203615552U (en) | Straight flow type total heat exchange air conditioner | |
| CN114396658A (en) | Air conditioner adopting heat recovery device with bypass valve | |
| CN204268626U (en) | A kind of cold district central air-conditioning VMC |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |