CN206131839U - Long -life non -pressure phase change energy storage ware - Google Patents
Long -life non -pressure phase change energy storage ware Download PDFInfo
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- CN206131839U CN206131839U CN201621137422.4U CN201621137422U CN206131839U CN 206131839 U CN206131839 U CN 206131839U CN 201621137422 U CN201621137422 U CN 201621137422U CN 206131839 U CN206131839 U CN 206131839U
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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Abstract
The utility model relates to a long -life non -pressure phase change energy storage ware, including the shell, there is the inner bag casing in the shell, the insulation material layer between shell and the inner bag casing, the inner bag intussuseption is filled with phase change material, and heat exchange coil evenly distributed is in phase change material, and heat exchange coil and medium inlet manifold, medium outlet header are connected, have the temperature to visit blind pipe, blast pipe and moisturizing pipe on the inner bag casing, and the temperature is visited and is set up in the blind pipe is visited to the temperature, and the blind pipe is visited to the temperature and the moisturizing pipe stretches into the phase change material bottom, and the blast pipe entry lies in the air bed position of phase change material top. The utility model discloses a long -life non -pressure phase change energy storage ware simple structure, the manufacturing degree of difficulty are low, long service life, economic nature are good.
Description
Technical field
This utility model is related to technical field of phase change energy storage, and in particular to a kind of long-life is without pressure phase-change accumulation energy device.
Background technology
When being heated to fusing point fusing due to inorganic hydrous salt phase transition material, meeting volumetric expansion, compressed energy-storage device upper air,
Cause the accumulator pressure-bearing of phase-change material, in order to reduce the processing and manufacturing difficulty of accumulator, it will usually arrange on inner bag housing
Steam vent, so in the fusing-process of setting of phase-change material, inner bag just belongs to not artesian condition, but inorganic hydrated salt phase
Become material and water of crystallization precipitation is had in fusion process, as temperature is raised, in the gas of phase-change accumulation energy device, just have the water of volatilization
Steam, during aerofluxuss, must just have the loss of water of crystallization, and foot cannot be arrived in causing partial phase change Material Coagulating Process
Enough water of crystallization and fail, greatly shorten the service life of phase-change material.
Utility model content
For defect of the prior art, this utility model provides a kind of long-life without pressure phase-change accumulation energy device.
The technical solution of the utility model is：A kind of long-life, without phase-change accumulation energy device, including shell is pressed, has interior in inside the shell
Gallbladder housing, is that phase-change material is filled with adiabator layer, inner bag between shell and inner bag housing, and heat exchange coil is uniformly distributed in
In phase-change material, heat exchange coil enters house steward, media outlet house steward with medium and is connected, and has temperature to visit blind pipe, row on inner bag housing
Trachea and filling pipe, temperature are visited and are arranged in temperature spy blind pipe, and temperature visits blind pipe and filling pipe stretches into phase-change material bottom, venting conduit inlet
Air layer position above phase-change material.
Long-life of the present utility model, the phase-change material was various inorganic hydrous salt phase transition materials without pressure phase-change accumulation energy device
Material, such as LiCLO3·12H2O、CaCl2·6H2O、LiNO3·3H2O、NH4AL(SO4)2·12H2O、Na2SO4·10H2O、
Na2CO3·10H2O、Na2HPO4·10H2O、Zn(NO3)2·6H2O、Na2S2O3·5H2O、CH3COONa·3H2O、Na2P2O4·
10H2O、Ba(OH)2·8H2O、Mg(NO3)2·6H2O、NH4AL(SO4)2·6H2O、Mgcl2·6H2O or the two and it is above compound
Hydrated salt.
Long-life of the present utility model is without pressure phase-change accumulation energy device, the inner bag housing not pressure-bearing.
Long-life of the present utility model, the heat exchange coil was the runner of water, steam or oil medium without pressure phase-change accumulation energy device,
It is made up of some groups of U-shaped metal tubes or compo pipe serial or parallel connection.
Long-life of the present utility model leads to for the aerofluxuss of phase-change material upper gas without pressure phase-change accumulation energy device, the exhaustor
Road.
Long-life of the present utility model, the filling pipe was that inorganic hydrous salt phase transition material supplements damage without pressure phase-change accumulation energy device
The water of crystallization of mistake, filling pipe stretch into phase-change material bottom.
Long-life of the present utility model, wherein shell effect was to encapsulate, fix heat-insulation layer, and is shown without pressure phase-change accumulation energy device
The effect of product appearance；Adiabator layer has insulation effect, prevents heat distribution loss, including the insulation of polyurethane foam, polyphenyl
Plate, vacuum heat-insulation plate, rock-wool heat insulation plate etc.；Inner bag housing is metal shell, has certain metal strength；Phase-change material can be stored up
Latent heat and part sensible heat are deposited/discharged, which accounts for the 80%-90% of inner bag volume, be phase-change material volumetric expansion headspace, phase transformation
Material is various hydrated salts, including LiCLO3·12H2O、CaCl2·6H2O、LiNO3·3H2O、NH4AL(SO4)2·12H2O、
Na2SO4·10H2O、Na2CO3·10H2O、Na2HPO4·10H2O、Zn(NO3)2·6H2O、Na2S2O3·5H2O、CH3COONa·
3H2O、Na2P2O4·10H2O、Ba(OH)2·8H2O、Mg(NO3)2·6H2O、NH4AL(SO4)2·6H2O、Mgcl2·6H2O or two
Person and the compound hydrated salt of the above；Heat exchange coil is the runner of medium, the runner of water, steam or oil medium, by some groups of U-shaped metals
Pipe or compo pipe serial or parallel connection composition；Medium inlet house steward is connected with heat exchange coil with media outlet house steward, is heat exchange coil
Gathering tube, after heat transferring medium is exchanged heat into heat exchange coil and phase-change material by medium inlet house steward, into media outlet
House steward, flows out phase-change accumulation energy device；Temperature is visited blind pipe and stretches into phase-change material bottom, temperature spy is positioned in the blind pipe, can be supervised in real time
The temperature of the phase-change material of control different depth；Exhaustor is the sky that accumulator top is discharged in phase-change material melts absorption process
Gas-bearing formation gas, phase-change material solidification exothermic process in from air air-breathing, keep accumulator passive state；Filling pipe stretches into phase
Become material bottom, be the water of crystallization that hydrous salt phase change material supplements loss, kept for activity and the life-span of phase-change material.
Advantage of the present utility model and having the technical effect that for obtaining：
The 1st, the passive state that steam vent can ensure that phase-change accumulation energy device is set, and reduction manufactures and designs difficulty, its production is reduced
Cost, expands its range of application.
2nd, periodically to phase-change accumulation energy device moisturizing, the service life of crystalline hydrate salt phase-change material can be greatly prolonged.
3rd, from the moisturizing of phase-change material bottom, can be that the phase-change material of all dehydrations fully supplements water of crystallization, improve its work
Property.
4th, temperature is visited blind pipe and stretches into phase-change material bottom, can be with the temperature of monitor in real time different depth phase-change material.
Description of the drawings
Fig. 1 is positive view of the long-life without pressure phase-change accumulation energy device in this utility model embodiment 1；
In wherein Fig. 1：1. shell；2. adiabator layer；3. inner bag housing；4. phase-change material；5. heat exchange coil；6. medium
Intake header；7. media outlet house steward；8. temperature visits blind pipe；9. temperature is visited；10. exhaustor；11. filling pipes；12. air layers.
Specific embodiment
To further illustrate this utility model, illustrate with the following Examples：
Embodiment 1
As shown in figure 1, without phase-change accumulation energy device, including shell 1 is pressed, there is inner bag housing 3 a kind of long-life, outward in shell 1
It is in adiabator layer 2, inner bag, to be filled with phase-change material 4 between shell and inner bag housing, heat exchange coil 5 is uniformly distributed in phase transformation material
In material 4, heat exchange coil 5 is connected with medium entrance house steward 6, media outlet house steward 7, has temperature to visit blind pipe 8, aerofluxuss on inner bag housing
Pipe 10 and filling pipe 11, temperature are visited 9 and are arranged in temperature spy blind pipe 8, and temperature visits blind pipe 8 and filling pipe 11 stretches into phase-change material bottom, arranges
10 entrance of trachea is located at 12 position of air layer above phase-change material.
Phase-change material 4 be various inorganic hydrous salt phase transition materials, such as LiCLO3·12H2O、CaCl2·6H2O、LiNO3·
3H2O、NH4AL(SO4)2·12H2O、Na2SO4·10H2O、Na2CO3·10H2O、Na2HPO4·10H2O、Zn(NO3)2·6H2O、
Na2S2O3·5H2O、CH3COONa·3H2O、Na2P2O4·10H2O、Ba(OH)2·8H2O、Mg(NO3)2·6H2O、NH4AL
(SO4)2·6H2O、Mgcl2·6H2O or the two and the compound hydrated salt of the above.
The not pressure-bearing of inner bag housing 3.
Heat exchange coil 5 is the runner of water, steam or oil medium, by some groups of U-shaped metal tubes or compo pipe serial or parallel connection
Composition.
Exhaust passage of the exhaustor 10 for phase-change material upper gas.
Filling pipe 11 is the water of crystallization that inorganic hydrous salt phase transition material supplements loss.
Operation principle of the above-mentioned long-life without pressure phase-change accumulation energy device is as follows：
Heat-accumulating process：Thermal medium (such as water, steam, oil) enters heat exchange coil 5 by medium inlet house steward 6, by system
In the continuous circulating thermal medium heating phase-change material 4 of pump, to the complete phase transformation of phase-change material, the whole latent heats of phase change of storage and part are aobvious
Heat, stops heating.In heat-accumulating process, phase-change material absorbs heat, loses water of crystallization, while volumetric expansion, accumulator top
Gas discharges accumulator by exhaustor 10, has part moisture in aerofluxuss in-tube condensation, returns to accumulator, and part water vapour is waved
Send out, enter air.
Exothermic process：Cold medium (such as water, steam, oil) enters heat exchange coil 5 by medium inlet house steward 6, by coil pipe
Wall carries out heat exchange with phase-change material 5, and phase-change material obtains water of crystallization, releases heat, and temperature is gradually lowered, gained thermal medium
Flow out from media outlet house steward 7, for using, design load is less than to medium temperature is flowed out, stops heat release.Exothermic process can be with root
According to how many adjustment circular flows of all thermic loads, rate of heat release is controlled.In exothermic process, phase-change material volume contraction, gas
Accumulator is entered from exhaustor, the atmospheric pressure state of accumulator is kept.
Moisturizing process：By test and actual operating mode, the year percentage of water loss of phase-change material is detected, is periodically phase-change material
Supplement the water of crystallization of correspondence loss amount.
Embodiment described above is only that preferred implementation of the present utility model is described, not to this practicality
New scope is defined, on the premise of without departing from this utility model design spirit, this area ordinary skill technical staff
The various modifications made to the technical solution of the utility model and improvement, all should fall into claims of the present utility model and determine
Protection domain in.
Claims (5)
1. a kind of long-life is without pressure phase-change accumulation energy device, it is characterised in that：Including shell (1), there is inner bag housing in shell (1)
(3), between shell and inner bag housing it is adiabator layer (2), in inner bag, is filled with phase-change material (4), heat exchange coil (5) is uniform
It is distributed in phase-change material (4), heat exchange coil (5) is connected with medium entrance house steward (6), media outlet house steward (7), in inner bag shell
There is temperature to visit blind pipe (8), exhaustor (10) and filling pipe (11) on body, temperature spy (9) is arranged at temperature and visits in blind pipe (8), and temperature visits blind pipe
(8) and filling pipe (11) stretches into phase-change material (4) bottom, exhaustor (10) entrance is located at the air layer above phase-change material (4)
(12) position.
2. the long-life according to claim 1 is without pressure phase-change accumulation energy device, it is characterised in that：The phase-change material (4) is nothing
Machine hydrous salt phase change material.
3. the long-life according to claim 1 is without pressure phase-change accumulation energy device, it is characterised in that：The heat exchange coil (5) be water,
The runner of steam or oil medium, is made up of some groups of U-shaped metal tubes or compo pipe serial or parallel connection.
4. the long-life according to claim 1 is without pressure phase-change accumulation energy device, it is characterised in that：The exhaustor (10) is phase transformation
The exhaust passage of material upper gas.
5. the long-life according to claim 2 is without pressure phase-change accumulation energy device, it is characterised in that：The filling pipe (11) is for nothing
Machine hydrous salt phase change material supplements the water of crystallization of loss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621137422.4U CN206131839U (en) | 2016-10-19 | 2016-10-19 | Long -life non -pressure phase change energy storage ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621137422.4U CN206131839U (en) | 2016-10-19 | 2016-10-19 | Long -life non -pressure phase change energy storage ware |
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| Publication Number | Publication Date |
|---|---|
| CN206131839U true CN206131839U (en) | 2017-04-26 |
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| CN201621137422.4U Active CN206131839U (en) | 2016-10-19 | 2016-10-19 | Long -life non -pressure phase change energy storage ware |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109654735A (en) * | 2018-11-27 | 2019-04-19 | 东南大学 | A kind of phase transition heat accumulation unit |
| CN110296460A (en) * | 2019-07-22 | 2019-10-01 | 北京宇田相变储能科技有限公司 | A kind of accumulated electric heater and its control method |
| CN110591654A (en) * | 2019-09-29 | 2019-12-20 | 新奥石墨烯技术有限公司 | Phase-change heat storage composite material and preparation method thereof |
-
2016
- 2016-10-19 CN CN201621137422.4U patent/CN206131839U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109654735A (en) * | 2018-11-27 | 2019-04-19 | 东南大学 | A kind of phase transition heat accumulation unit |
| CN110296460A (en) * | 2019-07-22 | 2019-10-01 | 北京宇田相变储能科技有限公司 | A kind of accumulated electric heater and its control method |
| CN110591654A (en) * | 2019-09-29 | 2019-12-20 | 新奥石墨烯技术有限公司 | Phase-change heat storage composite material and preparation method thereof |
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