CN111023497A - Split type ethylene glycol heat recovery fresh air conditioning unit - Google Patents
Split type ethylene glycol heat recovery fresh air conditioning unit Download PDFInfo
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- CN111023497A CN111023497A CN201911300438.0A CN201911300438A CN111023497A CN 111023497 A CN111023497 A CN 111023497A CN 201911300438 A CN201911300438 A CN 201911300438A CN 111023497 A CN111023497 A CN 111023497A
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- fresh air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
- F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
- F24F12/002—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an intermediate heat-transfer fluid
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/20—Humidity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/50—Air quality properties
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/56—Heat recovery units
Abstract
A split type ethylene glycol heat recovery fresh air conditioning unit comprises an ethylene glycol heat recovery fresh air conditioning unit and an ethylene glycol heat recovery exhaust fan unit which are matched with each other; the ethylene glycol heat recovery fresh air conditioning unit comprises a fresh air filtering section, a fresh air ethylene glycol heat recovery section, a refrigerating and heating surface cooling section, a humidifier section, a silencing section and an air supply section; the glycol heat recovery exhaust unit comprises an exhaust filtering section, an exhaust glycol heat recovery section and an exhaust section; the fresh air glycol heat recovery section is communicated with the exhaust air glycol heat recovery section through a pipeline and is connected to the glycol water pump; the cooperation of above-mentioned each function section forms new trend function group and new trend air conditioner function group, carries out the heat exchange with indoor outer air heat, avoids the exhaust indoor air calorific loss too big, has improved the heat of introducing the new trend, plays energy-conserving effect.
Description
The technical field is as follows:
the invention belongs to the field of fresh air conditioners, and relates to a split type ethylene glycol heat recovery fresh air conditioning unit.
Background art:
along with the increasing global warming and environmental pollution, people have more and more requirements on new fans and air conditioners, and many places need to be provided with the air conditioners and the new fans, so that the occupied space is large, the number of connecting circuits is large, the attractiveness is affected, and the safety is reduced.
The invention content is as follows:
aiming at the defects in the prior art, the invention provides a split type ethylene glycol heat recovery fresh air conditioning unit which has a split structure, is connected by a pipeline in the middle, has a simple structure, has both a fresh air function and an air conditioning function, exchanges heat of indoor and outdoor air heat, and is energy-saving and environment-friendly.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a split type ethylene glycol heat recovery fresh air conditioning unit comprises an ethylene glycol heat recovery fresh air conditioning unit and an ethylene glycol heat recovery exhaust fan unit which are matched with each other; the fresh air conditioning unit for glycol heat recovery comprises: casing one is equipped with fresh air inlet and supply-air outlet on the casing, is equipped with a set of functional section of mutually supporting in the casing one, includes: the system comprises a fresh air filtering section, a fresh air glycol heat recovery section, a cooling and heating surface cooling section, a humidifier section, a silencing section and an air supply section; the glycol heat recovery exhaust fan set includes: casing two is equipped with return air inlet and air exit on the casing two, is equipped with a set of functional section of mutually supporting in the casing two, includes: an exhaust air filtering section, an exhaust air glycol heat recovery section and an exhaust air section; the fresh air glycol heat recovery section is communicated with the exhaust air glycol heat recovery section through a pipeline and is connected to the glycol water pump; the functional sections are matched to form a fresh air functional group and a fresh air conditioning functional group, wherein the fresh air functional group comprises a fresh air filtering section, an exhaust air filtering section, a fresh air glycol heat recovery section, an exhaust air section, a silencing section and an air supply section; the fresh air conditioning functional group comprises a fresh air filtering section, an exhaust filtering section, a fresh air glycol heat recovery section, an exhaust section, a refrigerating and heating surface cooling section, a humidifier section, a silencing section and an air supply section.
Further, the fresh air filtering network segment comprises a fresh air port, a fresh air flange and a fresh air filtering net which are matched with each other; the air supply section comprises an air supply fan, an air supply filter screen, an air supply air valve and an air supply outlet which are matched with each other.
Further, the exhaust filtering section comprises a return air inlet, a return air flange and a return air filter screen which are matched with each other; the air exhaust section comprises an air exhaust fan, an air exhaust valve and an air exhaust outlet which are matched with each other.
Furthermore, the cooling and heating surface cooling section comprises a cooling surface cooler and a heating surface cooler.
Furthermore, the first shell and the second shell adopt a cold-bridge-free aluminum profile and polyurethane insulation board as a unit frame; the bottom of the shell adopts channel steel as a support to ensure the stability of the unit.
Compared with the prior art, the indoor fresh air cooling system has the advantages that outdoor fresh air is introduced, indoor turbid air is discharged, indoor and outdoor air heat is subjected to heat exchange through the glycol solution, the phenomenon that the heat loss of the discharged indoor air is overlarge is avoided, the heat of the introduced fresh air is improved, the energy-saving effect is achieved, meanwhile, the surface air cooler is cooled, the surface air cooler is heated, and the humidifier can be opened and closed according to the change of indoor temperature and humidity, so that the indoor temperature and humidity are guaranteed; filter screens with different grades are arranged in the unit, so that the indoor cleanliness is guaranteed, and meanwhile, a silencing section is added at the tail end of the unit to reduce the noise of the unit; in addition, the unit is controlled by the PLC, so that the system is more intelligent, convenient and reasonable.
Description of the drawings:
the accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of an ethylene glycol heat recovery fresh air conditioning unit according to the present invention;
FIG. 2 is a schematic view of the structure of the heat recovery exhaust unit for ethylene glycol of the present invention;
FIG. 3 is a schematic diagram of the system of the present invention.
The specific implementation mode is as follows:
in order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-3, is an embodiment of the present invention.
A split type ethylene glycol heat recovery fresh air conditioning unit comprises an ethylene glycol heat recovery fresh air conditioning unit 1 and an ethylene glycol heat recovery exhaust fan unit 2 which are matched with each other; the ethylene glycol heat recovery fresh air conditioning unit 1 comprises: casing 11 is equipped with fresh air inlet 12 and supply-air outlet 13 on the casing 11, is equipped with a set of functional section of mutually supporting in the casing 11, includes: the system comprises a fresh air filtering section 14, a fresh air glycol heat recovery section 15, a refrigerating and heating surface cooling section 16, a humidifier section 17, a silencing section 18 and an air supply section 19; the glycol heat recovery exhaust fan unit 2 includes: the second 21 of casing is equipped with return air inlet 22 and air exit 23 on the second 21 of casing, is equipped with a set of functional section of mutually supporting in the second 21 of casing, includes: an exhaust air filtering section 24, an exhaust air glycol heat recovery section 25 and an exhaust air section 26; the fresh air glycol heat recovery section 15 is communicated with the exhaust air glycol heat recovery section 25 through a pipeline and is connected to the glycol water pump 3; the functional sections are matched to form a fresh air functional group and a fresh air conditioning functional group, wherein the fresh air functional group comprises a fresh air filtering section 14, an exhaust air filtering section 24, a fresh air glycol heat recovery section 15, an exhaust air glycol heat recovery section 25, an exhaust air section 26, a silencing section 18 and an air supply section 19; the fresh air conditioning functional group comprises a fresh air filtering section 14, an exhaust filtering section 24, a fresh air glycol heat recovery section 15, an exhaust glycol heat recovery section 25, an exhaust section 26, a refrigerating and heating surface cooling section 16, a humidifier section 17, a silencing section 18 and an air supply section 19.
In a specific embodiment, the fresh air filtering network segment 14 includes a fresh air port 12, a fresh air flange 141, a fresh air filtering screen 142 and a fresh air pressure difference sensor 143 which are matched with each other, and the fresh air filtering screen 142 includes a fresh air primary-effect filtering screen 1421 and a fresh air intermediate-effect filtering screen 1422 which are matched with each other; the air supply section 19 includes an air supply fan 191, an air supply filter screen 192, an air supply air valve 193, and an air supply outlet 13, which are engaged with each other. The exhaust filtering section 24 comprises a return air inlet 22, a return air flange 241 and a return air filter screen 242 which are matched with each other; the exhaust section 26 includes an exhaust fan 261, an exhaust air valve 262, and an exhaust outlet 23, which are coupled to each other. The cooling and heating surface-cooling section 16 includes a cooling surface-cooler 161 and a heating surface-cooler 162.
Further, the first shell 11 and the second shell 21 adopt a cold-bridge-free aluminum profile and a polyurethane heat-insulation board as a unit frame; the bottom of the shell adopts channel steel as a support to ensure the stability of the unit.
Fig. 3 is a system diagram of the present invention to assist in explaining the workflow of the present invention, in which the components:
the system comprises a fresh air primary filter screen, a fresh air intermediate filter screen, a glycol heat recovery surface cooler, a refrigeration surface cooler, a heating surface cooler, a humidifier, a silencer, a fan, an air supply valve, a fresh air differential pressure sensor, a return air primary filter screen, a glycol heat recovery surface cooler, an exhaust fan, a glycol water pump, a refrigeration water valve, a ball valve, a humidifier regulating valve, a u exhaust differential pressure sensor and a v exhaust air valve.
When the device works, the functions of the device can form two working modes:
(1) fresh air mode: when an indoor environment detector detects that the indoor environment quality (PM2.5, VOC, CO2 and the like) is poor, the ethylene glycol heat recovery fresh air conditioning unit and the ethylene glycol heat recovery exhaust unit are automatically started at the same time, an air supply air valve (electric) is opened, an exhaust air valve (electric) is opened, an air supply fan (AC/EC) is opened, an exhaust fan (AC/EC) is opened, an ethylene glycol water pump is started, outdoor fresh air and indoor return air simultaneously pass through the air supply flange and the air return flange respectively, are filtered by a filter screen respectively and then pass through a fresh air ethylene glycol surface cooler and an exhaust air ethylene glycol surface cooler respectively, ethylene glycol solution circulates in the ethylene glycol surface cooler through the ethylene glycol water pump, so that heat exchange is carried out on the introduced outdoor fresh air and the exhausted indoor return air, the indoor return air is directly exhausted outdoors through the exhaust fan (AC/EC), the fresh air side is silenced by a silencing section and then is, the indoor required effect is achieved (in the mode, the temperature and humidity sensor does not detect, and refrigeration, heating and humidification are not started); when the indoor environment detector detects that the indoor environment quality (PM2.5, VOC, CO2 and the like) reaches a certain range value of a set value, the air speed of the fan can be automatically adjusted, the energy consumption is reduced, and the fan is automatically closed when the indoor environment quality is lower than the set value.
(2) Fresh air conditioning mode: when an indoor environment detector detects that the indoor environment quality (PM2.5, VOC, CO2 and the like) is poor, the ethylene glycol heat recovery fresh air conditioning unit and the ethylene glycol heat recovery exhaust unit are automatically started at the same time, an air supply air valve (electric) is opened, an air exhaust air valve (electric) is opened, an air supply fan (AC/EC) is opened, an air exhaust fan (AC/EC) is opened, an ethylene glycol water pump is opened, and meanwhile, after an indoor environment temperature and humidity probe (T/RH) detects the indoor temperature and humidity condition, a refrigeration water valve, a heating water valve and a humidification adjusting valve are automatically opened; outdoor fresh air and indoor return air respectively pass through a fresh air flange and a return air flange, are respectively filtered by a filter screen and then respectively pass through a fresh air glycol surface cooler and an exhaust air glycol surface cooler, glycol solution circulates in the glycol surface cooler through a glycol water pump so as to carry out heat exchange on the introduced outdoor fresh air and the exhausted indoor return air, the indoor return air is directly exhausted outdoors through an exhaust fan (AC/EC), the fresh air outside the fresh air side chamber is cooled and dehumidified through a refrigeration surface cooler, then is heated in the heating surface cooler, is humidified through a humidifier (steam humidification/wet film humidification/electric heating humidification/electrode humidification), and is sent indoors through a fan after being silenced by a silencing section, so that the indoor required effect is achieved; when the indoor environment detector detects that the indoor environment quality (PM2.5, VOC, CO2 and the like) reaches a certain range value of a set value, the wind speed of the fan can be automatically adjusted, the energy consumption is reduced, and the fan is automatically closed when the indoor environment quality is lower than the set value; when the indoor environment temperature probe (T) detects that the indoor temperature reaches a certain range of a set value, the sizes of the refrigerating valve and the heating water valve are automatically adjusted, and when the indoor environment temperature probe (T) detects that the indoor temperature reaches a certain range of the set value, the refrigerating water valve and the heating water valve are closed, and when the indoor environment temperature probe (RH) detects that the indoor humidity reaches a certain range of the set value, the size of the humidifier adjusting valve is automatically adjusted, and when the indoor environment temperature probe (RH) detects that the indoor humidity reaches a certain.
The outdoor fresh air is introduced, the indoor turbid air is discharged, and meanwhile, the heat exchange of the indoor and outdoor air is carried out through the glycol solution, so that the excessive loss of the heat of the discharged indoor air is avoided, the heat of the introduced fresh air is improved, the energy-saving effect is achieved, meanwhile, the surface cooler is cooled, the surface cooler is heated, the humidifier can be opened and closed according to the change of the indoor temperature and humidity, and the indoor temperature and humidity are ensured; filter screens with different grades are arranged in the unit, so that the indoor cleanliness is guaranteed, and meanwhile, a silencing section is added at the tail end of the unit to reduce the noise of the unit; in addition, the unit is controlled by the PLC, so that the system is more intelligent, convenient and reasonable.
While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as described herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (5)
1. The utility model provides a split type ethylene glycol heat recovery fresh air conditioning unit which characterized in that: the system comprises a glycol heat recovery fresh air conditioning unit and a glycol heat recovery exhaust unit which are matched with each other; the fresh air conditioning unit for glycol heat recovery comprises: casing one is equipped with fresh air inlet and supply-air outlet on the casing, is equipped with a set of functional section of mutually supporting in the casing one, includes: the system comprises a fresh air filtering section, a fresh air glycol heat recovery section, a cooling and heating surface cooling section, a humidifier section, a silencing section and an air supply section; the glycol heat recovery exhaust fan set includes: casing two is equipped with return air inlet and air exit on the casing two, is equipped with a set of functional section of mutually supporting in the casing two, includes: an exhaust air filtering section, an exhaust air glycol heat recovery section and an exhaust air section; the fresh air glycol heat recovery section is communicated with the exhaust air glycol heat recovery section through a pipeline and is connected to the glycol water pump; the functional sections are matched to form a fresh air functional group and a fresh air conditioning functional group, wherein the fresh air functional group comprises a fresh air filtering section, an exhaust air filtering section, a fresh air glycol heat recovery section, an exhaust air section, a silencing section and an air supply section; the fresh air conditioning functional group comprises a fresh air filtering section, an exhaust filtering section, a fresh air glycol heat recovery section, an exhaust section, a refrigerating and heating surface cooling section, a humidifier section, a silencing section and an air supply section.
2. The split type ethylene glycol heat recovery fresh air conditioning unit of claim 1, wherein: the fresh air filtering network segment comprises a fresh air port, a fresh air flange and a fresh air filtering net which are matched with each other; the air supply section comprises an air supply fan, an air supply filter screen, an air supply air valve and an air supply outlet which are matched with each other.
3. The split type ethylene glycol heat recovery fresh air conditioning unit of claim 1, wherein: the exhaust filtering section comprises a return air inlet, a return air flange and a return air filter screen which are matched with each other; the air exhaust section comprises an air exhaust fan, an air exhaust valve and an air exhaust outlet which are matched with each other.
4. The split type ethylene glycol heat recovery fresh air conditioning unit of claim 1, wherein: the surface cooling section comprises a cooling surface cooler and a heating surface cooler.
5. The split ethylene glycol heat recovery fresh air conditioning unit of claim 1, 2, 3 or 4, wherein: the first shell and the second shell adopt a cold-bridge-free aluminum profile and a polyurethane heat-insulation board as a unit frame; the bottom of the shell adopts channel steel as a support to ensure the stability of the unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911300438.0A CN111023497A (en) | 2019-12-17 | 2019-12-17 | Split type ethylene glycol heat recovery fresh air conditioning unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911300438.0A CN111023497A (en) | 2019-12-17 | 2019-12-17 | Split type ethylene glycol heat recovery fresh air conditioning unit |
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| Publication Number | Publication Date |
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| CN111023497A true CN111023497A (en) | 2020-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911300438.0A Pending CN111023497A (en) | 2019-12-17 | 2019-12-17 | Split type ethylene glycol heat recovery fresh air conditioning unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114893851A (en) * | 2022-05-24 | 2022-08-12 | 上海理工大学 | Laboratory fresh air handling unit based on double-evaporation-temperature refrigerating system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11211190A (en) * | 1998-01-29 | 1999-08-06 | Yamatake Corp | Outdoor air cooling air conditioning control system and air conditioning control device |
| CN107842963A (en) * | 2017-09-20 | 2018-03-27 | 珠海格力电器股份有限公司 | New blower fan and its control method |
| CN107940635A (en) * | 2017-10-27 | 2018-04-20 | 河南中烟工业有限责任公司 | A kind of energy-saving air conditioning system of tobacco workshop |
| CN108167998A (en) * | 2018-02-02 | 2018-06-15 | 三三空品节能科技股份有限公司 | A kind of constant humidity perseverance oxygen type gravity total heat recovery anti-freezing fresh air unit and air-conditioning |
| CN208936328U (en) * | 2018-10-18 | 2019-06-04 | 苏州恒境环保科技有限公司 | A kind of combined fresh air ventilator of cabinet-type |
| CN110057020A (en) * | 2019-05-15 | 2019-07-26 | 刘长庚 | A kind of new and effective air energy heat pump aeration device |
| CN209246324U (en) * | 2018-12-26 | 2019-08-13 | 大连裕德科技有限公司 | A kind of fresh air system preventing Fresh air handling units internal coil and freezing |
-
2019
- 2019-12-17 CN CN201911300438.0A patent/CN111023497A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11211190A (en) * | 1998-01-29 | 1999-08-06 | Yamatake Corp | Outdoor air cooling air conditioning control system and air conditioning control device |
| CN107842963A (en) * | 2017-09-20 | 2018-03-27 | 珠海格力电器股份有限公司 | New blower fan and its control method |
| CN107940635A (en) * | 2017-10-27 | 2018-04-20 | 河南中烟工业有限责任公司 | A kind of energy-saving air conditioning system of tobacco workshop |
| CN108167998A (en) * | 2018-02-02 | 2018-06-15 | 三三空品节能科技股份有限公司 | A kind of constant humidity perseverance oxygen type gravity total heat recovery anti-freezing fresh air unit and air-conditioning |
| CN208936328U (en) * | 2018-10-18 | 2019-06-04 | 苏州恒境环保科技有限公司 | A kind of combined fresh air ventilator of cabinet-type |
| CN209246324U (en) * | 2018-12-26 | 2019-08-13 | 大连裕德科技有限公司 | A kind of fresh air system preventing Fresh air handling units internal coil and freezing |
| CN110057020A (en) * | 2019-05-15 | 2019-07-26 | 刘长庚 | A kind of new and effective air energy heat pump aeration device |
Non-Patent Citations (1)
| Title |
|---|
| 曹晴峰: "《建筑设备自动化工程》", 31 January 2013 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114893851A (en) * | 2022-05-24 | 2022-08-12 | 上海理工大学 | Laboratory fresh air handling unit based on double-evaporation-temperature refrigerating system |
| CN114893851B (en) * | 2022-05-24 | 2024-04-19 | 上海理工大学 | Laboratory fresh air handling unit based on double-evaporation-temperature refrigerating system |
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Application publication date: 20200417 |
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