CN104006462A - Rotary-wheel type heat recovery air-handling unit and heating method thereof - Google Patents
Rotary-wheel type heat recovery air-handling unit and heating method thereof Download PDFInfo
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- CN104006462A CN104006462A CN201410244718.5A CN201410244718A CN104006462A CN 104006462 A CN104006462 A CN 104006462A CN 201410244718 A CN201410244718 A CN 201410244718A CN 104006462 A CN104006462 A CN 104006462A
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- air
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- air channel
- regeneration
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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]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
-
- 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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Abstract
The invention discloses a rotary-wheel type heat recovery air-handling unit and a heating method thereof. The rotary-wheel type heat recovery air-handling unit is provided with a heating function, and comprises a case which a handling air duct and a regenerating air duct are formed, a heat pump unit for refrigerating or heating the fresh air flowing through the handling air duct, a temperature sensor for detecting the temperature information of an external environment, and a setting control unit electrically connected with the temperature sensor and the heat pump unit; the setting control unit is used for controlling an electromagnetic type three-way reversing valve in the heat pump unit to change a flowing channel on the basis of the temperature information, thus the heat pump unit is switched to a heating mode from a refrigerating mode. The rotary-wheel type heat recovery air-handling unit is used for heating the fresh air by adequately utilizing waste heat, without the need of auxiliary electric heating, thus greatly reducing heating energy consumption.
Description
Technical field
The present invention relates to recuperation of heat air-treatment technology, specifically relate to a kind of rotary-type recuperation of heat air-treatment unit and heating method thereof.
Background technology
In the winter time, because indoor lower temperature easily allows people feel cold, conventionally adopt at present hot Pump air conditioner to heat indoor, so that indoor temperature reaches the suitable temperature of human body.This hot Pump air conditioner generally includes outdoor heat exchanger and indoor heat exchanger.While heating, by four-way change-over valve, flow of refrigerant direction is changed, indoor heat exchanger is made condenser and is used, and outdoor heat exchanger is made evaporimeter and used; The liquid room air that refrigerant gas condensation heat release in indoor heat exchanger that refrigerant gas is become HTHP by the rear pressurization of compressor suction becomes middle temperature high pressure is heated through heat exchanger surface, reach the object that indoor temperature is raise, the liquid of middle temperature high pressure becomes the liquid of low-temp low-pressure again after expansion valve reducing pressure by regulating flow, the gas compartment outer air that the liquid of low-temp low-pressure becomes low-temp low-pressure in outdoor heat exchanger is through the heat exchanger surface cooling that is cooled, and the gas of low-temp low-pressure is sucked by compressor again.
But above-mentioned this hot Pump air conditioner, in the time of the new wind heating to importing, conventionally need to be set up electric heater and improve the heating effect of hot Pump air conditioner under refrigeration mode, this lot of electric weight that just need to increase consumption in refrigerant circulation line.
Recuperation of heat air-treatment unit belongs to air conditioning terminal fresh-air handling unit, major function is to make dirty wind in outdoor new wind and room before room, carry out heat exchange entering, energy by air draft carries out the pre-heat treatment to new wind, can make new wind obtain cooling and dehumidification processing in summer, can make in the winter time new wind obtain to heat and add wet process, thereby carry out energy recovery, be widely used in the air-conditioning places such as market, hotel, hospital, theater, office building.Therefore, recuperation of heat air-treatment unit and air-conditioning unit are used in combination, utilize used heat to heat new wind, can significantly reduce the energy consumption that heats of air-conditioning unit.
Summary of the invention
In order to address the above problem, the object of the present invention is to provide a kind of used heat that utilizes completely to indoor rotary-type recuperation of heat air-treatment unit and the heating method thereof heating, heat energy consumption to reduce.
In order to achieve the above object, the present invention has adopted following technical scheme:
The invention provides a kind of rotary-type recuperation of heat air-treatment unit, there is heat-production functions, there is such feature, comprising: cabinet, the inside of cabinet is formed with processes air channel and regeneration air channel; Heat pump unit, the new wind in the treated air channel of convection current freezes or heats; Temperature sensor, the temperature information of detection external environment; And setup control unit, be electrically connected with temperature sensor and heat pump unit; Wherein, process air channel and on cabinet, be formed with fresh inlet and new wind outlet, new wind outlet is communicated with outside air-conditioning unit through new wind airduct, and regeneration air channel is formed with regeneration wind inlet and the outlet of regeneration wind on cabinet; Heat pump unit comprises: compressor, be positioned at the evaporimeter of processing air channel, and be positioned at the condenser in regeneration air channel; The expansion valve being all communicated with evaporimeter and condenser, and for compressor being reversibly connected to the electromagnetic type four-way change-over valve of evaporimeter and condenser; Setup control unit makes heat pump unit be switched to heating mode by refrigeration mode based on temperature information control electromagnetic type four-way change-over valve transform stream circulation passage.
Further, in rotary-type recuperation of heat air-treatment unit provided by the invention, can also there is such feature: also comprise desiccant wheel; The centre of gyration of desiccant wheel is positioned at the interface location place that processes air channel and regeneration air channel.
Further, in rotary-type recuperation of heat air-treatment unit provided by the invention, can also there is such feature: process air channel and be provided with processing blower fan between desiccant wheel and new wind outlet.
Further, in rotary-type recuperation of heat air-treatment unit provided by the invention, can also there is such feature: the air outlet of processing blower fan exports towards new wind.
Further, in rotary-type recuperation of heat air-treatment unit provided by the invention, can also there is such feature: regeneration air channel is provided with regeneration blower fan between desiccant wheel and the outlet of regeneration wind.
Further, in rotary-type recuperation of heat air-treatment unit provided by the invention, can also there is such feature: the air outlet of regeneration blower fan is towards the outlet of regeneration wind.
Further, in rotary-type recuperation of heat air-treatment unit provided by the invention, can also there is such feature: setup control unit is the microcomputer controller being arranged on cabinet sidewall.
Further, in rotary-type recuperation of heat air-treatment unit provided by the invention, can also there is such feature: process air channel and be provided with air dust-reoving filter at fresh inlet place.
Further, in rotary-type recuperation of heat air-treatment unit provided by the invention, can also there is such feature: process Xin Feng exit, air channel and be provided with air dust-reoving filter.
In addition, the present invention also provides a kind of heating method of rotary-type recuperation of heat air-treatment unit, there is such feature, comprise the rotary-type recuperation of heat air-treatment unit described in above-mentioned any one, this heating method comprises the following steps: first step: set the cryogenic temperature scope that need to heat new wind the instruction of sending real-time detection external environment to temperature sensor by setup control unit; Second step: the temperature information that temperature sensor obtains detection passes back to setup control unit; Third step: setup control unit judges according to temperature information the cryogenic temperature scope whether external environment heats in needs; And the 4th step: if external environment in cryogenic temperature scope, setup control unit controls electromagnetic type four-way change-over valve transform stream circulation passage makes heat pump unit be switched to heating mode by refrigeration mode.
The good effect that the present invention has is on the basis of the above:
According to rotary-type recuperation of heat air-treatment unit provided by the invention, the temperature information control electromagnetic type four-way change-over valve transform stream circulation passage of setup control unit based on external environment makes heat pump unit be switched to heating mode by refrigeration mode, and make full use of condensation heat new wind is carried out to high-efficiency heating, this heating process is without consuming extra energy consumption, can effectively reduce the power consumption of air-conditioning unit, good energy-conserving effect.
In addition, rotary-type recuperation of heat air-treatment unit provided by the invention respectively arranges an air dust-reoving filter at fresh inlet and new wind exit, can completely cut off the pollutants such as the different taste ﹑ of thin bacterium ﹑ floating dust in extraneous air, provides high-quality new wind to indoor.
Brief description of the drawings
Fig. 1 is the connection diagram of rotary-type recuperation of heat air-treatment unit and air-conditioning unit in embodiments of the invention.
Fig. 2 is the structural representation of rotary-type recuperation of heat air-treatment unit in embodiments of the invention.
Detailed description of the invention
For technological means, creation characteristic that the present invention is realized, reach object and effect is easy to understand, following examples are specifically addressed one of the present invention rotary-type recuperation of heat air-treatment unit and heating method thereof by reference to the accompanying drawings.
As shown in Figure 1, rotary-type recuperation of heat air-treatment unit 1 and air-conditioning unit 2 that the present embodiment relates to are used in combination, when winter, rotary-type recuperation of heat air-treatment unit 1 is first heated to new wind 34 DEG C of left and right and exports to air-conditioning unit 2, air-conditioning unit 2 again according to indoor relative humidity by indoor air-humidification to 45% left and right, form humiture suitable indoor environment.
As shown in Figure 2, rotary-type recuperation of heat air-treatment unit 1 comprises: desiccant wheel 11, cabinet 12, heat pump unit 13, and the temperature sensor and the setup control unit that in figure, do not show.
Desiccant wheel 11 rotated by driven by motor and rotating speed adjustable, in the time that rotary-type recuperation of heat air-treatment unit 1 is operated in heating mode, desiccant wheel 11 stops operating.The inside of cabinet 12 is formed with processes air channel 121 and regeneration air channel 122.Processing air channel 121 is new wind passage, and regeneration air channel 122 is regeneration wind passage.The centre of gyration of desiccant wheel 11 is positioned at the interface location place that processes air channel 121 and regeneration air channel 122.
Process air channel 121 and on cabinet 12, be formed with fresh inlet 123 and new wind outlet 124, process air channel 122 and be provided with and process blower fan 126 between desiccant wheel 11 and new wind outlet 124, process the air outlet of blower fan 126 towards new wind outlet 124.As shown in Figure 1, new wind outlet 124 is communicated with air-conditioning unit 2 through new wind airduct.
Processing air channel 121 exports 124 places at fresh inlet 123 with new wind and is respectively provided with an air dust-reoving filter 125.Air dust-reoving filter 125 can completely cut off the pollutants such as the Xi Jun ﹑ Yi Wei ﹑ floating dust in extraneous air, provides high-quality new wind to indoor.
Regeneration air channel 122 is formed with regeneration wind inlet 127 and regeneration wind outlet 128 on cabinet 12, and regeneration air channel 122 is provided with regeneration blower fan 129 between desiccant wheel 11 and regeneration wind outlet 128, and the air outlet of regeneration blower fan 129 is towards regeneration wind outlet 128.
Process blower fan 126 and process being combined with of blower fan 129 and can significantly improve the speed of air-treatment.
The new wind in the heat pump unit 13 treated air channels 121 of convection current freezes or heats.Heat pump unit 13 comprises: compressor 131, evaporimeter 132, condenser 133, expansion valve 134, and electromagnetic type four-way change-over valve 135.
Evaporimeter 132 is arranged on to be processed in air channel 121 and between desiccant wheel 11 and fresh inlet 123, condenser 133 is arranged in regeneration air channel 122 and between desiccant wheel 11 and regeneration wind inlet 126, expansion valve 134 is communicated with evaporimeter 132 and condenser 133, electromagnetic type four-way change-over valve 135 is for being reversibly connected to compressor 131 evaporimeter 132 and condenser 133, in the time that rotary-type recuperation of heat air-treatment unit 1 need to be operated in heating mode, setup control unit controls electromagnetic type four-way change-over valve 135 transform stream circulation passage are freezed and heat switching heat pump unit 13.
Setup control unit be arranged on cabinet 12 sidewalls and with electricity Ji ﹑ Wen degree Chuan Gan Qi ﹑ and heat pump unit 13, be electrically connected microcomputer controller.Temperature sensor detects the temperature information of external environment in real time, and temperature information is passed back to setup control unit.Setup control unit makes heat pump unit be switched to heating mode by refrigeration mode based on temperature information control electromagnetic type four-way change-over valve 135 transform stream circulation passage.Make full use of condensation heat new wind is carried out to high-efficiency heating, this heating process, without consuming extra energy consumption, can effectively reduce the power consumption of air-conditioning unit 2, good energy-conserving effect.
In the time that external environment is low temperature and high relative humidity state, rotary-type recuperation of heat air-treatment unit 1 is operated in heating mode, setup control unit sends and changes circulation passage instruction to electromagnetic type four-way change-over valve 135, now, evaporimeter 132 is heated to 34 DEG C of left and right as condenser by new wind and sends into air-conditioning unit 2, air-conditioning unit 2, again according to indoor relative humidity, is sent into indoor by new wind humidification to 45% left and right.
The heating method of rotary-type recuperation of heat air-treatment unit 1 carries out according to following four steps:
First step: set the cryogenic temperature scope that need to heat new wind by setup control unit, and the instruction of sending real-time detection external environment to temperature sensor;
Second step: the temperature information that temperature sensor obtains detection passes back to setup control unit;
Third step: setup control unit judges according to temperature information the cryogenic temperature scope whether external environment heats in needs; And
The 4th step: if external environment in cryogenic temperature scope, setup control unit controls electromagnetic type four-way change-over valve 135 transform stream circulation passage make heat pump unit 13 be switched to heating mode by refrigeration mode.
Certainly a kind of rotary-type recuperation of heat air-treatment unit and heating method thereof involved in the present invention is not merely defined in structure in an embodiment, any equivalent modifications that the present invention is carried out and alternative also all in category of the present invention.
Claims (10)
1. a rotary-type recuperation of heat air-treatment unit, has heat-production functions, it is characterized in that, comprising:
Cabinet, the inside of described cabinet is formed with processes air channel and regeneration air channel;
Heat pump unit, freezes or heats the new wind in the described processing air channel of flowing through;
Temperature sensor, the temperature information of detection external environment; And
Setup control unit, is electrically connected with described temperature sensor and described heat pump unit;
Wherein, described processing air channel is formed with fresh inlet and new wind outlet on described cabinet, and described new wind outlet is communicated with outside air-conditioning unit through new wind airduct, and described regeneration air channel is formed with regeneration wind inlet and the outlet of regeneration wind on described cabinet;
Described heat pump unit comprises: compressor, be positioned at the evaporimeter in described processing air channel, and be positioned at the condenser in described regeneration air channel; The expansion valve being all communicated with described evaporimeter and described condenser, and for described compressor being reversibly connected to the electromagnetic type four-way change-over valve of described evaporimeter and described condenser;
Described setup control unit makes described heat pump unit be switched to heating mode by refrigeration mode based on electromagnetic type four-way change-over valve transform stream circulation passage described in described temperature information control.
2. rotary-type recuperation of heat air-treatment unit according to claim 1, is characterized in that, also comprises:
Desiccant wheel;
The centre of gyration of described desiccant wheel is positioned at the interface location place in described processing air channel and described regeneration air channel.
3. rotary-type recuperation of heat air-treatment unit according to claim 2, is characterized in that:
Described processing air channel is provided with processing blower fan between described desiccant wheel and described new wind outlet.
4. rotary-type recuperation of heat air-treatment unit according to claim 2, is characterized in that:
The air outlet of described processing blower fan is towards described new wind outlet.
5. rotary-type recuperation of heat air-treatment unit according to claim 2, is characterized in that:
Described regeneration air channel is provided with regeneration blower fan between described desiccant wheel and the outlet of described regeneration wind.
6. rotary-type recuperation of heat air-treatment unit according to claim 5, is characterized in that:
The air outlet of described regeneration blower fan exports towards described regeneration wind.
7. rotary-type recuperation of heat air-treatment unit according to claim 1, is characterized in that:
Described setup control unit is the microcomputer controller being arranged on described cabinet sidewall.
8. rotary-type recuperation of heat air-treatment unit according to claim 1, is characterized in that:
Described processing air channel is provided with air dust-reoving filter at described fresh inlet place.
9. rotary-type recuperation of heat air-treatment unit according to claim 1, is characterized in that:
Described processing air channel is provided with air dust-reoving filter in described new wind exit.
10. the heating method of rotary-type recuperation of heat air-treatment unit, is characterized in that, comprises the rotary-type recuperation of heat air-treatment unit described in any one in claim 1 to 7, and this heating method comprises the following steps:
First step: set the cryogenic temperature scope that need to heat new wind by setup control unit, and the instruction of sending real-time detection external environment to temperature sensor;
Second step: the temperature information that described temperature sensor obtains detection passes back to described setup control unit;
Third step: described setup control unit judges according to described temperature information the cryogenic temperature scope whether described external environment heats in needs; And
The 4th step: if described external environment in cryogenic temperature scope, described setup control unit controls electromagnetic type four-way change-over valve transform stream circulation passage makes heat pump unit be switched to heating mode by refrigeration mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410244718.5A CN104006462A (en) | 2014-06-04 | 2014-06-04 | Rotary-wheel type heat recovery air-handling unit and heating method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410244718.5A CN104006462A (en) | 2014-06-04 | 2014-06-04 | Rotary-wheel type heat recovery air-handling unit and heating method thereof |
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Cited By (5)
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|---|---|---|---|---|
| CN104172820A (en) * | 2014-09-05 | 2014-12-03 | 刘雄远 | Heating device of bedding article |
| CN105509163A (en) * | 2014-09-22 | 2016-04-20 | 建准电机工业股份有限公司 | Airflow exchange device with indoor and outdoor temperature difference adjusting function |
| CN105716177A (en) * | 2016-03-02 | 2016-06-29 | 广州市兆晶电子科技有限公司 | Fresh air heat pump and operation control method thereof |
| CN113218012A (en) * | 2020-07-09 | 2021-08-06 | 中国建筑科学研究院有限公司 | Anti-frosting fresh air heat recovery device and control method thereof |
| CN113892443A (en) * | 2021-09-22 | 2022-01-07 | 珠海格力电器股份有限公司 | Operation control system and method of heat recovery unit and heat recovery unit |
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Application publication date: 20140827 |