CN202630527U - Phase-change energy storage evaporation type condenser - Google Patents
Phase-change energy storage evaporation type condenser Download PDFInfo
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- CN202630527U CN202630527U CN 201220253041 CN201220253041U CN202630527U CN 202630527 U CN202630527 U CN 202630527U CN 201220253041 CN201220253041 CN 201220253041 CN 201220253041 U CN201220253041 U CN 201220253041U CN 202630527 U CN202630527 U CN 202630527U
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Abstract
The utility model discloses a phase-change energy storage evaporation type condenser which comprises an evaporation type condenser and a phase-change energy storage system, when the water in the evaporation type condenser is low in temperature, the phase-change material is refrigerated to be in a solid state for storing cold quantity, and when the water is high in temperature, the phase-change material is melted for releasing the cold quantity so as to effectively reduce the temperature of a refrigerant in a condensation coil and save the running cost of a precision air-conditioner. According to the phase-change energy storage evaporation type condenser, the heat in the condenser is taken away through the water evaporation, melting of the phase-change material and air convection, so as to realize the refrigeration function. Therefore, the condenser provided by the utility model is energy-saving and environment-friendly, and is suitable for temperature regulation of a telecommunication room, a data center and other communication equipment machine rooms.
Description
Technical field
The utility model relates to a kind of condenser.
Background technology
Along with fast development of information technology; Government department, large enterprise, scientific research institutions, colleges and universities, hospital etc. have all set up the information system rooms of oneself; According to the regulation in the specification requirement of State Standard of the People's Republic of China GB50174-2008 " electronic information machine room design specification " appendix A electronic information machine room at different levels: during start in the machine room environment temperature be: 23 ± 1 ℃ of A level, B levels, 18～28 ℃ of C levels; The interior ambient humidity of machine room is during start: A level, B level 40%～55%, C level 35%～75%; According in the State Standard of the People's Republic of China GB50174-2008 3.1.3 bar to the illustrating of B level electronic information machine room, can know that current most of machine room all belongs to the B level.Therefore, must adopt precision air conditioner to regulate machine room humiture environment, and the service that above-mentioned machine room provides is extremely important, in case the machine room humiture occurs will causing service disruption unusually, its loss possibly be catastrophic.TIA-942 standard " data center's infrastructure of telecommunication standard " points out that also air-conditioning system must guarantee to provide 24 hours every days, annual 365 days, and air-conditioning system must be connected to the stand-by generator system.According to standard GB 50174-2008 7.4.13 bar: the power consumption of air-conditioning system accounts for 20%～50% of machine room total electricity consumption in the electronic information machine room.This shows that the conservation measures of precise machine room air conditioner system is the important step in the machine room energy-saving design.Precision air conditioner is made up of indoor apparatus of air conditioner and air-conditioner outdoor unit, and air-conditioner outdoor unit is a condenser, is divided into by the type of cooling: air-cooled, water-cooled and vaporation-type and water spray type.Water cooled condenser needs a large amount of cooling waters, develops rapidly along with industrial, and the consumption of practicing thrift cooling water has become a very important problem, and particularly in the water-deficient area, this contradiction is more outstanding; Though air cooled condenser does not need cooling water, exist the heat transfer coefficient of condenser surface less, heat transfer efficiency is not high, condenser is difficult to problems such as cleaning; The consumption of evaporative condenser water seldom, heat transfer efficiency is higher, is particularly suitable for the area of lack of water.Evaporative condenser is taken away the heat in the condenser jointly through evaporation of water and cross-ventilation, and Chinese most of areas most of the time day and night temperature is bigger, usually more than 10 degrees centigrade; At this moment; Can in evaporative condenser, place phase-change material fully, phase-change material utilizes low-temperature storage cold at night, and daytime, the cold of phase-change material release stored passed to evaporative condenser; Thereby the temperature of cold-producing medium in the reduction evaporative condenser is practiced thrift precision air conditioner operating cost.
Summary of the invention
Water resource lacks in the existing scheme in order to overcome, and the condenser heat transfer coefficient is little, heat transfer efficiency is not high, be difficult to problem such as cleaning, and the utility model provides a kind of phase-change accumulation energy evaporative condenser; This phase-change accumulation energy evaporative condenser has advantages such as water consumption is few, heat transfer coefficient is high, heat-transfer effect is good, simultaneously, night capable of using the low-temperature storage cold; Daytime released cold quantity; Thereby reduce the energy consumption of precision air conditioner, practice thrift precision air conditioner operating cost, low-carbon environment-friendly.
For solving the problems of the technologies described above; The technical scheme that the utility model adopted is: a kind of phase-change accumulation energy evaporative condenser 25; Comprise evaporative condenser; Also comprise the phase-change accumulation energy system, described phase-change accumulation energy system is made up of energy storage case 2, the first temperature temperature sensor 23, second temperature sensor 24, first magnetic valve 17, second magnetic valve 18, the 3rd magnetic valve 19, the 4th magnetic valve 20, check-valves 22 and controller 21; Wherein, be provided with first finned tube 15, second finned tube 16 and fill phase-change material 3 in the energy storage case 2; First temperature sensor 23 is arranged in the energy storage case 2; Second temperature sensor 24 is arranged in the cistern 1; First magnetic valve 17 is arranged on condenser pipe dish 8 and the pipeline that the compressor of indoor apparatus of air conditioner links to each other; Successively second magnetic valve 18, first finned tube 15 and check-valves 22 polyphones being connect the back also is connected with first magnetic valve 17; The 4th magnetic valve 20 is arranged on cistern and the pipeline that water pump 6 is connected; The 3rd magnetic valve 19, second finned tube, 16 polyphones are connect the back also to be connected with the 4th magnetic valve 20; Controller 21 is connected with first temperature sensor 23, second temperature sensor 24, first magnetic valve 17, second magnetic valve 18, the 3rd magnetic valve 19, the 4th magnetic valve 20 successively.
Further, described phase-change material 3 fusing points are between 5 ℃-30 ℃.
Further, described phase-change material 3 comprises one of following material: CaCl26H2O, Na2SO410H2O, MgCl26H2O, Na2CO310H2O, KF4H2O, Na2CrO410H2O, Na2HPO410H2O, LiNO33H2O, K2HPO46H2O, chloro fluoroethane gas hydrate, HFC-134a gas hydrate, HFC-143a hydrate, a fluorine dichloroethanes hydrate or inorganic and organic mix phase-changing material.
Further, said condenser pipe dish 8 is the coiled pipe group, and condenser pipe dish inlet 13 is positioned at coiled pipe top, and condenser pipe dish outlet 14 is positioned at the coiled pipe bottom.
Further, reach upper and lower plates around the said energy storage case 2 and all fill heat preserving and insulating material, prevent that cold scatters and disappears energy savings.
The beneficial effect that the utility model reached is: through the energy storage effect of phase-change material, can make the phase-change accumulation energy evaporative condenser when outdoor temperature is low, the outer a large amount of cold of absorption chamber freezes into phase-change material solid-state, stores cold.When outdoor temperature was higher, the required refrigerating capacity of machine room was bigger, and at this moment, phase-change material melts and becomes liquid, released cold quantity, thus can effectively reduce precision air conditioner operating cost, energy savings.The utility model adopts the energy storage of normal temperature phase-change material, and energy storage is effective, and energy loss is few, and Energy Efficiency Ratio is high.
Description of drawings
Fig. 1 is the sketch map of the utility model one embodiment.
Among the figure, 1, cistern, 2, the energy storage case, 3, phase-change material, 4, the water surface, 5, ball float; 6, water pump, 7, air inlet, 8, the condenser pipe dish, 9, nozzle, 10, water fender; 11, blower fan, 12, air outlet, 13, condenser pipe dish inlet, 14, the outlet of condenser pipe dish, 15, first finned tube; 16, second finned tube, 17, first magnetic valve, 18, second magnetic valve, the 19, the 3rd magnetic valve, the 20, the 4th magnetic valve; 21, controller, 22, check-valves, 23, first temperature sensor, 24, second temperature sensor, 25, the phase-change accumulation energy evaporative condenser.
The specific embodiment
In the phase-change accumulation energy evaporative condenser 25 of Fig. 1; Water pump 6 pumps into the top of condenser pipe dish 8 with the water in the cistern 1, sprays to condenser pipe dish 8 through nozzle 9, is high temperature refrigerant in the condenser pipe dish 8; Make the temperature of water sharply rise; And cause the part water evaporates, and siphon away great amount of heat, also reduced the temperature of cold-producing medium in the condenser pipe dish 8 simultaneously.Under the duty of phase-change accumulation energy evaporative condenser 25; Controller 21 is through the temperature of water in second temperature sensor, the 24 real-time monitoring cisterns 1, if water temperature is lower than the fusing point of phase-change material 3, controller 21 is opened the 3rd magnetic valve 19; Close the 4th magnetic valve 20 simultaneously; Water pump 6 imports water in second finned tube 16 of energy storage case 2 earlier, and it is solid-state to utilize heat exchange that the phase-change material in the energy storage case 23 is freezed into, stores cold; Water pump 6 imports to nozzle 9 with water again, and nozzle 9 freezes the water ejection to condenser pipe dish 8; If water temperature is higher than the fusing point of phase-change material 3, controller 21 cuts out the 3rd magnetic valve 19, opens the 4th magnetic valve 20, and water pump 6 directly imports to nozzle 9 to the water in the cistern, and nozzle 9 freezes the water ejection to condenser pipe dish 8.Meanwhile, controller 21 is through the temperature of phase-change material 3 in first temperature sensor, the 23 monitoring energy storage casees 2, if the temperature of phase-change material 3 is lower than the fusing point of phase-change material 3; Controller 21 cuts out first magnetic valve 17; Open second magnetic valve 18, make cold-producing medium in the air-conditioning earlier through first finned tube 15 in the energy storage case 2, the phase-change material 3 in the energy storage case 2 melts to become liquid cold-producing medium is freezed; Cold-producing medium through after the refrigeration flows in the condenser pipe dish 8 again, thereby reduces the energy consumption of air-conditioning; If the temperature of phase-change material 3 is higher than the fusing point of phase-change material 3, controller 21 is opened first magnetic valve 17, closes second magnetic valve 18, and the phase-change material 3 in the energy storage this moment case 2 does not freeze to the cold-producing medium of air-conditioning.
In addition, in the present embodiment, blower fan 11 upwards air drafts, causing blower fan 11 belows is negative pressure, outdoor air is inhaled into through air inlet 7, to condenser pipe dish 8 refrigeration, reduces the temperature of cold-producing medium in the condenser pipe dish 8, takes away the water vapour of generation simultaneously.Ball float 5 floats on the water surface 4 of cistern 1, when the water surface 4 is lower than a certain limit, under the effect of ball float 5, opens automatic water-replenishing device, replenishes the water in the cistern 1, and when the water yield added to a certain degree, ball float 5 rose to constrain height, closed water replanishing device automatically.Water fender 10 is positioned at the top of condenser pipe dish 8, is used for the water droplet of blocks air, effectively reduces water consumption.
Claims (5)
1. phase-change accumulation energy evaporative condenser; Comprise evaporative condenser; It is characterized in that; Also comprise the phase-change accumulation energy system, described phase-change accumulation energy system is made up of energy storage case (2), first temperature sensor (23), second temperature sensor (24), first magnetic valve (17), second magnetic valve (18), the 3rd magnetic valve (19), the 4th magnetic valve (20), check-valves (22) and controller (21); Wherein, be provided with first finned tube (15), second finned tube (16) and fill phase-change material (3) in the energy storage case (2); First temperature sensor (23) is arranged in the energy storage case (2); Second temperature sensor (24) is arranged in the cistern (1); First magnetic valve (17) is arranged on condenser pipe dish (8) and the pipeline that the compressor of indoor apparatus of air conditioner links to each other; Second magnetic valve (18), first finned tube (15) and check-valves (22) are contacted afterwards and first magnetic valve (17) and downlink connection successively; The 4th magnetic valve (20) is arranged on cistern (1) and the pipeline that water pump (6) is connected; The 3rd magnetic valve (19), second finned tube (16) polyphone back and the 4th magnetic valve (20) and downlink connection; Controller (21) is connected with the first temperature temperature sensor (23), second temperature sensor (24), first magnetic valve (17), second magnetic valve (18), the 3rd magnetic valve (19), the 4th magnetic valve (20) respectively.
2. phase-change accumulation energy evaporative condenser according to claim 1 is characterized in that, described phase-change material (3) fusing point is between 5 ℃-30 ℃.
3. phase-change accumulation energy evaporative condenser according to claim 1 and 2; It is characterized in that phase-change material (3) comprises at least a following material: CaCl26H2O, Na2SO410H2O, MgCl26H2O, Na2CO310H2O, KF4H2O, Na2CrO410H2O, Na2HPO410H2O, LiNO33H2O, K2HPO46H2O, chloro fluoroethane gas hydrate, HFC-134a gas hydrate, HFC-143a hydrate, a fluorine dichloroethanes hydrate or inorganic and organic mix phase-changing material.
4. phase-change accumulation energy evaporative condenser according to claim 1 and 2 is characterized in that, said condenser pipe dish (8) is the coiled pipe group, and condenser pipe dish inlet (13) is positioned at coiled pipe top, and condenser pipe dish outlet (14) is positioned at the coiled pipe bottom.
5. phase-change accumulation energy evaporative condenser according to claim 1 and 2 is characterized in that, reaches upper and lower plates around the said energy storage case (2) and all fills heat preserving and insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220253041 CN202630527U (en) | 2012-05-31 | 2012-05-31 | Phase-change energy storage evaporation type condenser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220253041 CN202630527U (en) | 2012-05-31 | 2012-05-31 | Phase-change energy storage evaporation type condenser |
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| Publication Number | Publication Date |
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| CN202630527U true CN202630527U (en) | 2012-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220253041 Expired - Fee Related CN202630527U (en) | 2012-05-31 | 2012-05-31 | Phase-change energy storage evaporation type condenser |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679636A (en) * | 2012-05-31 | 2012-09-19 | 长沙泰和英杰系统集成工程有限责任公司 | Phase-change energy-storage evaporative condenser and condenser control method |
| CN110345791A (en) * | 2019-06-20 | 2019-10-18 | 上海交通大学 | Phase-change accumulation energy can system and data center platform suitable for data center |
-
2012
- 2012-05-31 CN CN 201220253041 patent/CN202630527U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679636A (en) * | 2012-05-31 | 2012-09-19 | 长沙泰和英杰系统集成工程有限责任公司 | Phase-change energy-storage evaporative condenser and condenser control method |
| CN102679636B (en) * | 2012-05-31 | 2014-08-20 | 长沙泰和英杰系统集成工程有限责任公司 | Phase-change energy-storage evaporative condenser |
| CN110345791A (en) * | 2019-06-20 | 2019-10-18 | 上海交通大学 | Phase-change accumulation energy can system and data center platform suitable for data center |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20210531 |