CN201531959U - Heat recovery constant temperature and moisture air conditioning unit - Google Patents
Heat recovery constant temperature and moisture air conditioning unit Download PDFInfo
- Publication number
- CN201531959U CN201531959U CN2009201627912U CN200920162791U CN201531959U CN 201531959 U CN201531959 U CN 201531959U CN 2009201627912 U CN2009201627912 U CN 2009201627912U CN 200920162791 U CN200920162791 U CN 200920162791U CN 201531959 U CN201531959 U CN 201531959U
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- heat
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- heat recovery
- coil pipe
- conditioning unit
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Abstract
The utility model discloses a heat recovery constant temperature and moisture air conditioning unit, which comprises heating coils, and further consists of a heat recovery device, wherein the heat recovery device comprises a first heat recovery coil, a second heat recovery coil and a third heat recovery coil, the first heat recovery coil and the second heat recovery coil are respectively arranged on an inlet side and an outlet side of the heating coil, the third heat recovery coil is arranged on an exhaust side thereof, and the first heat recovery coil, the second heat recovery coil and the third heat recovery coil are communicated through pipelines to form a heat recovery loop. As the air conditioning unit is provided with a heat exchange loop, and low-melting working medium is filled in the heat exchange loop, namely heat energy after the heating coil and heat energy at the exhaust side are recovered to a fresh air inlet for preheating or precooling fresh air, thereby realizing the three effects of recovery dehumidification, dehumidifying energy and freeze protection in winters. The heat recovery constant temperature and moisture air conditioning unit has the advantages of simple structure, energy conservation and low production and maintenance cost.
Description
Technical field
The utility model relates to heating ventilation and air conditioner technology field, relates in particular to a kind of recuperation of heat constant temperature and humidity whole fresh wind air-condition unit.
Background technology
Purify factory building, application workshop at hospital, pharmaceutical factory, electronics, because aspect requirements such as health, purification, technology require annual brand-new wind of air-conditioning system or big new wind ratio constant temperature and humidity air-supply.Because resh air requirement is big and whole year operation, so energy consumption is high, conservation measures is extremely important; In addition, because new wind whole year operation, the low area of temperature must take reliable antifreezing measures to prevent the heat(ing) coil bursting by freezing winter in the winter time; At last, because aforementioned environment is had relatively high expectations to air hygiene, need integrated air exhaust, so should take the air draft heat reclamation device of safe and sanitary.
Tradition thermostatic and humidistatic air conditioning unit group, in summer is to utilize hot wet treatment apparatus such as surface cooler that air-treatment to lower dew-point temperature is dehumidified, by hot means again air themperature is warming up to needed ventilation state point again, thereby unavoidably produce the cold-hot counteraction phenomenon, increased energy consumption greatly.
Tradition thermostatic and humidistatic air conditioning unit group in the winter of cold district, because brand-new wind or big new wind ratio operation very easily cause freezing the coil pipe accident, and adopt antifreezing measures such as various combustors, electrical heating, will certainly increase system's total energy consumption greatly.
Traditional new air draft thermostatic and humidistatic air conditioning unit group, see accompanying drawing 1, be before chilled water coil 5, hot-water coil pipe 6, runner 7 to be set, the lower end of runner 7 is near chilled water coil, the upper end of runner 7 is near exhaust blower 8, utilize runner 7 pairs of air drafts carrying out energy to reclaim, this exhaust air energy recovery mode, though can carry out effective heat recovery, but brought cross pollution hidden danger simultaneously, the driving of runner simultaneously requires the expenditure of energy, though reclaimed a part of heat, but paid the cost that consumes another part energy, the cost height.In addition, this air draft recuperation of heat mode installing space is big, system's underaction.
The utility model content
Problem to be solved in the utility model provides a kind of recuperation of heat thermostatic and humidistatic air conditioning unit group, can effectively reclaim heat, energy savings, simple in structure, safe in utilization, operating cost is low.
For solving the problems of the technologies described above, the technical solution of the utility model is as follows:
A kind of recuperation of heat thermostatic and humidistatic air conditioning unit group, comprise heat(ing) coil, also comprise heat reclamation device, described heat reclamation device comprises the first recuperation of heat coil pipe, the second recuperation of heat coil pipe, the 3rd recuperation of heat coil pipe, the described first recuperation of heat coil pipe and the first recuperation of heat coil pipe lay respectively at the inlet side and the air side of described heat(ing) coil, described the 3rd recuperation of heat coil pipe is arranged on the air draft side, the described first recuperation of heat coil pipe, the second recuperation of heat coil pipe, the 3rd recuperation of heat coil pipe form heat recovery circuit by pipeline connection.
Preferably, the import of the described first recuperation of heat coil pipe, outlet are passed through first pipeline, second pipeline connection with outlet, the import of described the 3rd recuperation of heat coil pipe respectively; Described first pipeline also and connect one the 3rd pipeline, the described second recuperation of heat coil pipe is arranged in described the 3rd pipeline.
Preferably, described the 3rd pipeline is by electric T-shaped valve and described first pipeline connection.
Preferably, be provided with water circulating pump in the described heat recovery circuit.
Preferably, described water circulating pump is arranged on described first pipeline.
Preferably, also comprise humidifier, described humidifier is arranged on after the described heat(ing) coil, before the described second recuperation of heat coil pipe.
Preferably, the working media in the described heat recovery circuit is any in ethylene glycol solution, HFC-134a, the monochlorodifluoromethane.
Preferably, also comprise one or more levels filter.
Compare with existing thermostatic and humidistatic air conditioning unit group, the utlity model has following advantage:
The utility model is owing to be provided with heat exchange loop, in heat exchange loop, be filled with the low melting point working media, promptly make the heat recovery of heat behind the heating tube dish, air draft side to new wind porch, be used for new wind is carried out preheating or precooling, thereby realize reclaiming dehumidifying, dehumidifying energy, three kinds of effects of preventing freeze in winter.The utlity model has simple in structure, energy savings, produce and the low advantage of maintenance cost.
Description of drawings
Fig. 1 is the structural representation of existing air-conditioning unit;
Fig. 2 is the structural representation of the utility model recuperation of heat thermostatic and humidistatic air conditioning unit group one preferred embodiment.
Among Fig. 1-2: F.A represents new wind, and E.A represents air draft, and S.A represents air-supply.
The specific embodiment
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, the specific embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.
Referring to Fig. 2, the utility model recuperation of heat thermostatic and humidistatic air conditioning unit group one preferred embodiment is described.
As Fig. 2, recuperation of heat thermostatic and humidistatic air conditioning unit group of the present utility model comprises heat(ing) coil 1, heat reclamation device, exhaust blower 8, pressure fan 9; Heat reclamation device comprises the first recuperation of heat coil pipe 21 and the second recuperation of heat coil pipe 22, the 3rd recuperation of heat coil pipe 23, and these three recuperation of heat coil pipes constitute heat recovery circuit by pipeline connection.
Wherein, the first recuperation of heat coil pipe 21 and the second recuperation of heat coil pipe 22 lay respectively at the inlet side and the air side of heat(ing) coil 1, and the 3rd recuperation of heat coil pipe 23 is arranged on the inlet side of exhaust blower.
Wherein, the import of the first recuperation of heat coil pipe 21 is communicated with by the first pipeline a with the outlet of the 3rd recuperation of heat coil pipe 23, and the outlet of the first recuperation of heat coil pipe 21 is communicated with by the second pipeline b with the import of the 3rd recuperation of heat coil pipe 23; Also comprise the 3rd pipeline c, in parallel with the first pipeline a, be provided with the second recuperation of heat coil pipe, 22, the three pipeline c among the 3rd pipeline c and be communicated with by electric T-shaped valve 3 with the first pipeline a.
Wherein, first pipeline is provided with water circulating pump 4, can regulate flow velocity, the flow of working media in the heat exchange loop, thereby reaches the purpose of regulating wind pushing temperature.
In the present embodiment, the working media in the heat exchange loop is an ethylene glycol solution, and himself fusing point is low, can not freeze under the cryogenic conditions in the winter time, can operate as normal.Also can select for use as in HFC-134a, the monochlorodifluoromethane as working media.
In the recuperation of heat thermostatic and humidistatic air conditioning unit group of the present utility model one or more levels filter (not shown) is set also.
Recuperation of heat thermostatic and humidistatic air conditioning unit group in the present embodiment, its heat reclamation device has water circulating pump, and applicable to various field conditions, equipment cost is low, the reliability height; Connect water pipe and water pump and all adopt stainless steel, good corrosion resistance guarantees security of operation.
This air-conditioning unit can play tangible energy-conservation recuperation of heat effect at the transition season of hot and humid summer and high humidity low humidity.Its operation principle is: by being arranged on the first recuperation of heat coil pipe, the second recuperation of heat coil pipe of heat(ing) coil front and back, and at other the 3rd recuperation of heat coil pipe that is provided with of exhaust blower, force under the driving in the air intake temperature difference and water pump, with air draft cold and dehumidifying back air cold recovery to air inlet, new wind is carried out precooling cooling, new wind-heat amount is passed to carries out again to air behind the 3rd recuperation of heat coil pipe and the heat(ing) coil that heat heats up simultaneously.
Because the first recuperation of heat coil pipe carries out the precooling cooling to new wind, corresponding heat(ing) coil and cold water main unit design refrigeration duty can reduce; The second recuperation of heat coil pipe has reheating effect, can reduce hot water heat or electrical heating amount again; Thereby play remarkable energy-conserving action.The electric T-shaped valve bypass is set behind the second recuperation of heat coil pipe regulates wind pushing temperature.
This air-conditioning unit can play antifreeze effect in the winter of cold district.Its operation principle is: because medium adopts glycol water in the recuperation of heat coil pipe pipe; the danger of self no bursting by freezing coil pipe; and can by water circulating pump with air draft heat and heat(ing) coil after the air heat recovery to the first recuperation of heat coil pipe that is positioned at the inlet side; thereby new wind is warming up to more than 0 ℃; effectively protect heat(ing) coil, thereby solved the antifreeze difficult problem of heat(ing) coil in energy-conservation mode.
This thermostatic and humidistatic air conditioning unit group in actual use, according to the demand of the different weather conditions of different regions, Various Seasonal, can following several schemes operations:
This utility model air-conditioning unit energy-saving run scheme is as follows;
1) when EAT is lower than 5 ℃, promptly there is the winter of antifreeze requirement:
Triple effect recuperation of heat coil pipe standard-sized sheet under these weather conditions reclaim the air draft heat, and it is antifreeze that new wind is carried out preheating, compares with traditional scheme, can prevent effectively that heat(ing) coil from causing freezing accident to take place because of EAT is low excessively; This operating mode has crucial meaning to the safe operation of vast northern area equipment;
2) EAT is higher than 5 ℃ low temperature and low humidity winter, promptly non-antifreeze operating mode:
Under these weather conditions, utilize the air draft recuperation of heat that new wind is carried out preheating, insufficient section is supplied by heat(ing) coil, and this operating mode has good energy-saving effect;
3) high temperature low humidity spring and autumn:
Under these weather conditions, to recycle the air draft cold new wind is carried out precooling, insufficient section is supplied by heat(ing) coil.Compare with traditional scheme, can effectively postpone the cold machine available machine time, energy-saving effect is remarkable; This operating mode has the important energy saving meaning to long-term arid the Northwest short of rain;
4) low temperature and high relative humidity plum rain season:
Under these weather conditions, triple effect recuperation of heat coil pipe standard-sized sheet can be effectively energy-conservation, and be positioned at the other electric three passes valve opening of the second recuperation of heat coil pipe of heat(ing) coil air side, control wind pushing temperature by adjusting; Compare with traditional scheme, this operating mode has certain energy-saving effect;
5) hot and humid summer:
Under these weather conditions, to recycle the air draft cold new wind is carried out precooling, and utilize the reheating effect of triple effect recuperation of heat coil pipe to realize wind pushing temperature control fully, energy-saving effect is remarkable; Compare with traditional scheme, this operating mode can both produce obvious energy-saving effect to the summer condition in nearly all area;
The above only is preferred embodiment of the present utility model, is not the utility model is done any pro forma restriction., all belong in the scope of technical solutions of the utility model protection any simple modification, equivalent variations and modification that above embodiment did according to technical spirit of the present utility model.
Claims (8)
1. recuperation of heat thermostatic and humidistatic air conditioning unit group, comprise heat(ing) coil, it is characterized in that, also comprise heat reclamation device, described heat reclamation device comprises the first recuperation of heat coil pipe, the second recuperation of heat coil pipe, the 3rd recuperation of heat coil pipe, the described first recuperation of heat coil pipe and the first recuperation of heat coil pipe lay respectively at the inlet side and the air side of described heat(ing) coil, described the 3rd recuperation of heat coil pipe is arranged on the air draft side, the described first recuperation of heat coil pipe, the second recuperation of heat coil pipe, the 3rd recuperation of heat coil pipe form heat recovery circuit by pipeline connection.
2. air-conditioning unit according to claim 1 is characterized in that, the import of the described first recuperation of heat coil pipe, outlet are passed through first pipeline, second pipeline connection with outlet, the import of described the 3rd recuperation of heat coil pipe respectively; Described first pipeline also and connect one the 3rd pipeline, the described second recuperation of heat coil pipe is arranged in described the 3rd pipeline.
3. air-conditioning unit according to claim 2 is characterized in that, described the 3rd pipeline is by electric T-shaped valve and described first pipeline connection.
4. air-conditioning unit according to claim 1 is characterized in that, is provided with water circulating pump in the described heat recovery circuit.
5. air-conditioning unit according to claim 4 is characterized in that, described water circulating pump is arranged on described first pipeline.
6. air-conditioning unit according to claim 1 is characterized in that, also comprises humidifier, and described humidifier is arranged on after the described heat(ing) coil, before the described second recuperation of heat coil pipe.
7. air-conditioning unit according to claim 1 is characterized in that, the working media in the described heat recovery circuit is any in ethylene glycol solution, HFC-134a, the monochlorodifluoromethane.
8. air-conditioning unit according to claim 1 is characterized in that, also comprises one or more levels filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201627912U CN201531959U (en) | 2009-08-03 | 2009-08-03 | Heat recovery constant temperature and moisture air conditioning unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201627912U CN201531959U (en) | 2009-08-03 | 2009-08-03 | Heat recovery constant temperature and moisture air conditioning unit |
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| Publication Number | Publication Date |
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| CN201531959U true CN201531959U (en) | 2010-07-21 |
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| CN2009201627912U Expired - Fee Related CN201531959U (en) | 2009-08-03 | 2009-08-03 | Heat recovery constant temperature and moisture air conditioning unit |
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| CN (1) | CN201531959U (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102353099A (en) * | 2011-08-23 | 2012-02-15 | 上海京瓷电子有限公司 | Energy-efficient air conditioner in winter |
| CN102425828A (en) * | 2011-09-15 | 2012-04-25 | 上海交通大学 | Energy saving device suitable for accurate control air conditioner in machine room |
| CN103727640A (en) * | 2013-12-06 | 2014-04-16 | 靖江市宝钢空调设备厂 | Hot-and-cold media type circulating type energy recovery system |
| CN104728999A (en) * | 2013-12-23 | 2015-06-24 | 珠海格力电器股份有限公司 | Antifreezing control method and device of air-conditioner heat exchanger |
| CN105716213A (en) * | 2016-04-15 | 2016-06-29 | 浙江普瑞泰环境设备有限公司 | Evaporation-type solution heat recycle air treatment device |
| CN106679003A (en) * | 2017-03-23 | 2017-05-17 | 福州鹏飞制冷设备有限公司 | Energy-saving fresh air device |
| CN106765823A (en) * | 2017-03-23 | 2017-05-31 | 福州鹏飞制冷设备有限公司 | A kind of energy-saving air processing equipment |
| CN106801969A (en) * | 2017-03-23 | 2017-06-06 | 福州鹏飞制冷设备有限公司 | A kind of energy-saving fresh air system |
| CN106801949A (en) * | 2017-03-23 | 2017-06-06 | 福州鹏飞制冷设备有限公司 | A kind of energy-saving fresh air processing equipment |
| CN106813349A (en) * | 2017-03-23 | 2017-06-09 | 福州鹏飞制冷设备有限公司 | A kind of energy-saving air processing system with secondary return air |
| CN106839168A (en) * | 2017-03-23 | 2017-06-13 | 福州鹏飞制冷设备有限公司 | A kind of efficient recuperation of heat aeration device |
| CN107062442A (en) * | 2017-03-23 | 2017-08-18 | 福州鹏飞制冷设备有限公司 | A kind of energy-saving air processing system |
| CN107062440A (en) * | 2017-03-23 | 2017-08-18 | 福州鹏飞制冷设备有限公司 | A kind of air treatment system of utilization exhaustion section heat energy |
| CN108954645A (en) * | 2018-08-10 | 2018-12-07 | 机械工业第六设计研究院有限公司 | Double-coil-tube type fresh air preheating defroster |
| CN109237618A (en) * | 2018-10-08 | 2019-01-18 | 福州鹏飞制冷设备有限公司 | A kind of energy-saving purifier |
-
2009
- 2009-08-03 CN CN2009201627912U patent/CN201531959U/en not_active Expired - Fee Related
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102353099A (en) * | 2011-08-23 | 2012-02-15 | 上海京瓷电子有限公司 | Energy-efficient air conditioner in winter |
| CN102425828A (en) * | 2011-09-15 | 2012-04-25 | 上海交通大学 | Energy saving device suitable for accurate control air conditioner in machine room |
| CN102425828B (en) * | 2011-09-15 | 2013-08-07 | 上海交通大学 | Energy saving device suitable for accurate control air conditioner in machine room |
| CN103727640A (en) * | 2013-12-06 | 2014-04-16 | 靖江市宝钢空调设备厂 | Hot-and-cold media type circulating type energy recovery system |
| CN104728999B (en) * | 2013-12-23 | 2018-07-17 | 珠海格力电器股份有限公司 | The antifreeze control method and device of heat exchanger of air conditioner |
| CN104728999A (en) * | 2013-12-23 | 2015-06-24 | 珠海格力电器股份有限公司 | Antifreezing control method and device of air-conditioner heat exchanger |
| CN105716213B (en) * | 2016-04-15 | 2018-08-24 | 浙江普瑞泰环境设备股份有限公司 | Vaporation-type solution heat-recycling air treatment device |
| CN105716213A (en) * | 2016-04-15 | 2016-06-29 | 浙江普瑞泰环境设备有限公司 | Evaporation-type solution heat recycle air treatment device |
| CN107062440A (en) * | 2017-03-23 | 2017-08-18 | 福州鹏飞制冷设备有限公司 | A kind of air treatment system of utilization exhaustion section heat energy |
| CN106801969A (en) * | 2017-03-23 | 2017-06-06 | 福州鹏飞制冷设备有限公司 | A kind of energy-saving fresh air system |
| CN106813349A (en) * | 2017-03-23 | 2017-06-09 | 福州鹏飞制冷设备有限公司 | A kind of energy-saving air processing system with secondary return air |
| CN106839168A (en) * | 2017-03-23 | 2017-06-13 | 福州鹏飞制冷设备有限公司 | A kind of efficient recuperation of heat aeration device |
| CN107062442A (en) * | 2017-03-23 | 2017-08-18 | 福州鹏飞制冷设备有限公司 | A kind of energy-saving air processing system |
| CN106765823A (en) * | 2017-03-23 | 2017-05-31 | 福州鹏飞制冷设备有限公司 | A kind of energy-saving air processing equipment |
| CN106679003A (en) * | 2017-03-23 | 2017-05-17 | 福州鹏飞制冷设备有限公司 | Energy-saving fresh air device |
| CN106801949A (en) * | 2017-03-23 | 2017-06-06 | 福州鹏飞制冷设备有限公司 | A kind of energy-saving fresh air processing equipment |
| CN107062442B (en) * | 2017-03-23 | 2023-09-05 | 福州鹏飞制冷设备有限公司 | Energy-saving air treatment system |
| CN106801949B (en) * | 2017-03-23 | 2022-12-27 | 福州鹏飞制冷设备有限公司 | Energy-conserving new trend treatment facility |
| CN107062440B (en) * | 2017-03-23 | 2022-12-27 | 福州鹏飞制冷设备有限公司 | Air treatment system utilizing heat energy of exhaust section |
| CN106801969B (en) * | 2017-03-23 | 2022-12-27 | 福州鹏飞制冷设备有限公司 | Energy-conserving new trend system |
| CN108954645A (en) * | 2018-08-10 | 2018-12-07 | 机械工业第六设计研究院有限公司 | Double-coil-tube type fresh air preheating defroster |
| CN109237618A (en) * | 2018-10-08 | 2019-01-18 | 福州鹏飞制冷设备有限公司 | A kind of energy-saving purifier |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100721 Termination date: 20110803 |