CN205245325U - Utilize heat accumulation structure of capillary fluid interchange in phase change material - Google Patents
Utilize heat accumulation structure of capillary fluid interchange in phase change material Download PDFInfo
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- CN205245325U CN205245325U CN201520657067.2U CN201520657067U CN205245325U CN 205245325 U CN205245325 U CN 205245325U CN 201520657067 U CN201520657067 U CN 201520657067U CN 205245325 U CN205245325 U CN 205245325U
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- capillary
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Abstract
The utility model discloses an utilize heat accumulation structure of capillary fluid interchange in phase change material, it contains casing (1), this casing (1) whole box structure who is the cuboid, its inboard is provided with round heat preservation (2), casing (1) in install the diagonal angle arranged intake static pressure case (3) and go out hydrostatic case (4), (6) are responsible for to the first capillary that the play water end (W. E. ) seal installation of the static pressure of intaking case (3) has several equidistance to arrange, the end seal installation of intaking who goes out hydrostatic case (4) has several to be responsible for (6) corresponding second capillary person in charge (9) with first capillary. The utility model discloses simple structure, dirty water resource heat pump preparation hot water through utilizing this heat accumulation system, can be used, partly heat supply, partly heat accumulation to the radiating effect ideal when millet was electric night to in release on daytime, not only utilized renewable energy, reduced the working costs moreover.
Description
Technical field
The utility model relates to a kind of structure of utilizing phase-change material to carry out accumulation of heat, is specifically related to phase-change accumulation energy and building heat supplying field.
Background technology
By using phase-change energy storage device can solve preferably energy unmatched problem on time and space, reach the object of optimizing using energy source, such as: heat energy, the industrial waste heat etc. that utilize phase-change accumulation energy to store solar energy, to store paddy electricity in night, paddy electric drive heat pump produces reaches object energy-conservation or joint money. But the packaging cost of phase-change material is generally higher, has a strong impact on phase change energy storage technology and promote. Therefore, be necessary to adopt the not only simple but also effective approach of use to realize the phase-transition heat-storage system with cost performance. Existing patent (application number: 2013104980042) encapsulate phase change heat storage material in housing, in encapsulating housing, arrange capillary network fluid interchange is installed, it is a kind of well individual layer accumulation of heat form, but be only suitable for for small-sized accumulation of heat occasions such as kang panels, for large-scale hold over system, need to there is the design of new multilayer accumulation of heat form.
Utility model content
The utility model object is to provide a kind of accumulation of heat structure of utilizing capillary fluid interchange in phase-change material, and it can solve existing problem in background technology effectively.
In order to solve existing problem in background technology, it comprises housing 1, this housing 1 entirety is the box like structure of cuboid, its inner side is provided with a circle heat-insulation layer 2, water inlet plenum chamber 3 and water outlet plenum chamber 4 that diagonal angle is arranged are installed in described housing 1, the water side of described water inlet plenum chamber 3 is sealed and installed with several equidistant the first capillary supervisors 6 who arranges, the water inlet end of described water outlet plenum chamber 4 is sealed and installed with several and is responsible for 6 the second corresponding capillary supervisors 9 with the first capillary, between being responsible for 9 with the second capillary, the first capillary supervisor 6 of same row is communicated with by the capillary 7 of several equidistant arrangements, between described capillary 7, be filled with phase-change material 8.
Described water inlet plenum chamber 3 cross sections are square structure, and the length of side of its section is 4-6 times that the first capillary is responsible for 6 diameters.
Described water outlet plenum chamber 4 cross sections are square structure, and the length of side of its section is 4-6 times that the second capillary is responsible for 9 diameters.
The first described capillary supervisor 6 is tightly connected by sealing ring 5 and water inlet plenum chamber 3.
The second described capillary supervisor 9 is tightly connected by sealing ring 5 and water outlet plenum chamber 4.
Described phase-change material 8 is phase transition temperature at the paraffin of 46 DEG C.
Owing to having adopted above technical scheme, the utlity model has following beneficial effect: simple in structure, radiating effect ideal, by utilizing this hold over system, can when paddy is electric, use sewage source heat pump to prepare hot water in night, a part of heat supply, part accumulation of heat, and discharge by day, not only utilize regenerative resource, and reduced operating cost.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is that the A-A of Fig. 1 is to cutaway view;
Fig. 3 is that the B-B of Fig. 1 is to cutaway view;
Fig. 4 is the accumulation of heat heat energy distribution figure of 0.5 hour in embodiment 3;
Fig. 5 is the accumulation of heat heat energy distribution figure of 1 hour in embodiment 3;
Fig. 6 is the accumulation of heat heat energy distribution figure of 2 hours in embodiment 3;
Fig. 7 is the heat release heat energy distribution figure of 0.5 hour in embodiment 3;
Fig. 8 is the heat release heat energy distribution figure of 1 hour in embodiment 3;
Fig. 9 is the heat release heat energy distribution figure of 2 hours in embodiment 3;
Figure 10 is the heat release heat energy distribution figure of 3 hours in embodiment 3;
Figure 11 is the heat release heat energy distribution figure of 4 hours in embodiment 3.
Detailed description of the invention
For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described.
Embodiment 1
Referring to Fig. 1-3, a kind of accumulation of heat structure of utilizing capillary fluid interchange in phase-change material, at least comprise a housing 1, this housing 1 entirety is the box like structure of cuboid, its inner side is provided with a circle heat-insulation layer 2, water inlet plenum chamber 3 and water outlet plenum chamber 4 that diagonal angle is arranged are installed in described housing 1, the water side of described water inlet plenum chamber 3 is sealed and installed with several equidistant the first capillary supervisors 6 who arranges, the water inlet end of described water outlet plenum chamber 4 is sealed and installed with several and is responsible for 6 the second corresponding capillary supervisors 9 with the first capillary, between being responsible for 9 with the second capillary, the first capillary supervisor 6 of same row is communicated with by the capillary 7 of several equidistant arrangements, between described capillary 7, be filled with phase-change material 8.
Described water inlet plenum chamber 3 cross sections are square structure, and the length of side of its section is 4-6 times that the first capillary is responsible for 6 diameters.
Described water outlet plenum chamber 4 cross sections are square structure, and the length of side of its section is 4-6 times that the second capillary is responsible for 9 diameters.
The first described capillary supervisor 6 is tightly connected by sealing ring 5 and water inlet plenum chamber 3.
The second described capillary supervisor 9 is tightly connected by sealing ring 5 and water outlet plenum chamber 4.
Described phase-change material 8 is phase transition temperature at the paraffin of 46 DEG C.
Embodiment 2
First build housing 1 and heat-insulation layer 2, can make structure or the stainless steel structure of armored concrete, when construction, pass through as the mode of Fig. 1 reserved water inlet plenum chamber 3 and water outlet plenum chamber 4, in water tank, arrange by the first capillary supervisor 6, the capillary network that the second capillary supervisor 9 and capillary 7 form, the first capillary supervisor 6 in capillary network is inserted in water plenum chamber 3, and the second capillary supervisor 9 is inserted in water outlet plenum chamber 4, if capillary 7 is long, centre can be supported in bracing wire. Paddy electricity period in night (general point) 11 points-next day 6 in the evening, paddy electric drive heat pump is prepared hot water and is entered capillary 7, form by convection current and heat conduction stores heat in phase-change material 8, phase-change material 8 starts to occur by the solid-state phase transition process to liquid state transformation, and this one-phase is by the latent heat of phase change accumulation of heat of phase-change material; Period by day, user's backwater that temperature is low enters from water inlet plenum chamber, also extract the heat in phase-change material by the form of convection current and heat conduction, phase-change material starts to occur by liquid state the phase transition process to Solid State Transformation, and this one-phase is by the latent heat of phase change heat release of phase-change material.
Embodiment 3
, there is not heat loss in surrounding's insulation ideal of supposing phase-transition heat-storage system, according to symmetrical structure principle, only need to simulate a capillary 7 and the heat exchange of phase-change material around, can react the performance of overall phase-transition heat-storage system.
Simulation is used thawing-SOLIDIFICATION MODEL of CFD, and simulated conditions are as follows:
(1) capillary diameter 4mm, length is 6m, phase-change material thermal conductivity factor 0.2W/ (mK);
(2) periphery thermal insulation;
(3) 42 DEG C of initial temperatures;
(4) inlet water temperature is 50 DEG C (simulation floor heating supply water temperatures) when accumulation of heat;
(5) inlet water temperature is 38 DEG C (simulation floor heating return water temperatures) when accumulation of heat;
Analog result is referring to Fig. 4-11 (liquid fraction, liquid fraction can reflect the degree that phase-change material melts and solidifies), analog result shows: this phase-change accumulation energy system only needs 2 hours just can realize complete accumulation of heat, only need 4 hours just almost can realize complete heat release, completely can be for building heat supplying system, there is the practical function of peak load shifting and saving operating cost, and be not subject to the restriction of regenerative capacity, potential for large-scale hold over system.
Finally it should be noted that: above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that, its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these amendments or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of the each embodiment technical scheme of the utility model.
Claims (6)
1. one kind is utilized the accumulation of heat structure of capillary fluid interchange in phase-change material, it is characterized in that it comprises housing (1), this housing (1) entirety is the box like structure of cuboid, its inner side is provided with a circle heat-insulation layer (2), water inlet plenum chamber (3) and water outlet plenum chamber (4) that diagonal angle is arranged are installed in described housing (1), the water side of described water inlet plenum chamber (3) is sealed and installed with several equidistant the first capillary supervisors (6) who arranges, the water inlet end of described water outlet plenum chamber (4) is sealed and installed with several and is responsible for second corresponding capillary supervisor (9) of (6) with the first capillary, the the first capillary supervisor (6) who is positioned at same row is responsible between (9) and is communicated with by the capillary (7) of several equidistant arrangements with the second capillary, between described capillary (7), be filled with phase-change material (8).
2. a kind of accumulation of heat structure of utilizing capillary fluid interchange in phase-change material according to claim 1, it is characterized in that described water inlet plenum chamber (3) cross section is square structure, the length of side of its section is 4-6 times of first capillary supervisor (6) diameter.
3. a kind of accumulation of heat structure of utilizing capillary fluid interchange in phase-change material according to claim 1, it is characterized in that described water outlet plenum chamber (4) cross section is square structure, the length of side of its section is 4-6 times of second capillary supervisor (9) diameter.
4. a kind of accumulation of heat structure of utilizing capillary fluid interchange in phase-change material according to claim 1, is characterized in that the first described capillary supervisor (6) is tightly connected by sealing ring (5) and water inlet plenum chamber (3).
5. a kind of accumulation of heat structure of utilizing capillary fluid interchange in phase-change material according to claim 1, is characterized in that the second described capillary supervisor (9) is tightly connected by sealing ring (5) and water outlet plenum chamber (4).
6. a kind of accumulation of heat structure of utilizing capillary fluid interchange in phase-change material according to claim 1, is characterized in that described phase-change material (8) is for phase transition temperature is at the paraffin of 46 DEG C.
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CN201520657067.2U CN205245325U (en) | 2015-08-24 | 2015-08-24 | Utilize heat accumulation structure of capillary fluid interchange in phase change material |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105066232A (en) * | 2015-08-24 | 2015-11-18 | 沈阳建筑大学 | Heat storage structure achieving flow heat exchange in phase-change materials through capillary tubes |
CN107449307A (en) * | 2017-09-22 | 2017-12-08 | 沈阳建筑大学 | A kind of multi-channel phase-change energy storage equipment with cross-ventilation heat exchange |
-
2015
- 2015-08-24 CN CN201520657067.2U patent/CN205245325U/en not_active Withdrawn - After Issue
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105066232A (en) * | 2015-08-24 | 2015-11-18 | 沈阳建筑大学 | Heat storage structure achieving flow heat exchange in phase-change materials through capillary tubes |
CN105066232B (en) * | 2015-08-24 | 2017-11-14 | 沈阳建筑大学 | It is a kind of using capillary in phase-change material fluid interchange regenerative structure |
CN107449307A (en) * | 2017-09-22 | 2017-12-08 | 沈阳建筑大学 | A kind of multi-channel phase-change energy storage equipment with cross-ventilation heat exchange |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20160518 Effective date of abandoning: 20171114 |