CN113654385A - Clip structure of high-efficiency solid heat storage device - Google Patents
Clip structure of high-efficiency solid heat storage device Download PDFInfo
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- CN113654385A CN113654385A CN202111010929.9A CN202111010929A CN113654385A CN 113654385 A CN113654385 A CN 113654385A CN 202111010929 A CN202111010929 A CN 202111010929A CN 113654385 A CN113654385 A CN 113654385A
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- heat
- release medium
- heat storage
- insulation material
- heat release
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
- F28D20/0056—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using solid heat storage material
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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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- Engineering & Computer Science (AREA)
- Central Heating Systems (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Abstract
The invention aims to provide a zigzag structure of a high-efficiency solid-state heat storage device, which comprises an inner layer heat insulation material and an outer layer heat insulation material, wherein a heat storage body is arranged in the inner layer heat insulation material, an inner layer heating element is arranged between the heat storage bodies, a heat storage cavity is formed between the inner layer heat insulation material and the heat storage body, the outer layer heat insulation material is positioned outside the inner layer heat insulation material, a direct heating cavity is formed between the outer layer heat insulation material and the inner layer heat insulation material, and the outer layer heating element is arranged in the direct heating cavity. The invention avoids the phenomenon of uneven temperature inside the heat storage body caused by the flow problem of the heat release medium, so that the temperature inside the heat storage body is uniformly raised, and the heat storage performance of the heat storage body is fully utilized. Meanwhile, most of the heat lost through the heat insulation material in the heat storage chamber is stored in the outer side direct heating chamber, and the overall heat efficiency of the solid-state heat storage device is improved.
Description
Technical Field
The invention relates to a heat storage device, in particular to a solid-state heat storage device.
Background
The internal structure of the existing solid-state heat storage device is that a heating element is arranged in a heat storage body, heat generated by the heating element is stored in the heat storage body, when heat is released, the stored heat is gradually released through a heat release medium, and under the use condition of simultaneous storage and simultaneous release, the phenomenon that the heat lost from the front end is far more than the heat lost from the rear end along the flow direction is generated due to the flow direction problem of the heat release medium, so that the heat storage performance of the heat storage body material cannot be fully utilized. Meanwhile, natural air is arranged on the heat insulation outer side of the heat storage body, and heat lost through the heat insulation material is directly released in the atmosphere, so that the overall heat efficiency of the heat storage device is influenced.
Disclosure of Invention
The invention aims to provide a high-efficiency solid-state heat storage device with a square-shaped structure, which can improve the overall heat storage performance and heat efficiency of a heat storage material.
The purpose of the invention is realized as follows:
the invention relates to a clip structure of a high-efficiency solid-state heat storage device, which is characterized in that: including inlayer insulation material, outer insulation material, set up the heat accumulation body in the inlayer insulation material, set up inlayer heating element between the heat accumulation body, form the heat-retaining cavity between inlayer insulation material and the heat accumulation body, outer insulation material is located the inlayer insulation material outside, forms directly hot cavity between outer insulation material and the inlayer insulation material, sets up outer heating element in the directly hot cavity.
The present invention may further comprise:
1. inlets of the direct-heat chamber and the heat storage chamber are connected with a heat release medium inlet channel, outlets of the direct-heat chamber and the heat storage chamber are connected with a heat release medium outlet channel, a heat release medium inlet guide structure is arranged at an inlet of the heat storage chamber of the inner-layer heating element, the heat release medium inlet guide structure rotates along the axis of the heat release medium inlet guide structure to enable the heat release medium inlet channel to be communicated with the direct-heat chamber or the heat release medium inlet channel to be communicated with the heat storage chamber, a heat release medium outlet guide structure is arranged at an outlet of the heat storage chamber of the inner-layer heating element, and the heat release medium outlet guide structure rotates along the axis of the heat release medium outlet guide structure to enable the heat release medium outlet channel to be communicated with the direct-heat chamber or the heat release medium outlet channel to be communicated with the heat storage chamber.
2. Under the working condition of simultaneous storage and simultaneous release, the heat release medium inlet guide structure and the heat release medium outlet guide structure rotate to enable the heat release medium inlet channel and the heat release medium outlet channel to be communicated with the direct heat chamber, the heat release medium flows through the direct heat chamber to exchange heat with the outer layer heating element and release heat outwards directly, and the inner layer heating element in the heat storage chamber stores heat for the heat storage body; under the working condition that the heat storage body is only not stored, the heat release medium inlet guide structure and the heat release medium outlet guide structure rotate, so that the heat release medium inlet channel and the heat release medium outlet channel are communicated with the heat storage chamber, and the heat release medium flows through the heat storage chamber to exchange heat with the heat storage body and release heat outwards.
The invention has the advantages that: according to the invention, through two independent chambers, under the working condition that the heat storage device is placed while storing, a heat release medium passes through the straight heat chamber only provided with the heating element, and the heat storage chamber internally provided with the heating element only stores heat; under the condition that the heat storage device is only not stored, the heat release medium passes through the heat storage chamber, and the whole heat storage device can release heat outwards at any time. Therefore, the phenomenon of uneven temperature inside the heat storage body caused by the flow problem of the heat release medium is avoided, the temperature inside the heat storage body is uniformly raised, and the heat storage performance of the heat storage body is fully utilized. Meanwhile, most of the heat lost through the heat insulation material in the heat storage chamber is stored in the outer side direct heating chamber, and the overall heat efficiency of the solid-state heat storage device is improved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
The invention will now be described in more detail by way of example with reference to the accompanying drawings in which:
referring to fig. 1, the invention is a zigzag structure of a solid-state heat storage device, a heating element 3 is arranged in an outer direct-heat chamber 1, a heating element 3 and a heat storage body 4 are arranged in an inner heat storage chamber 2, a heat insulation material 5 is used for respectively and integrally insulating the heat storage chamber and the direct-heat chamber of the solid-state heat storage device, and a heat release medium guide structure 6 is used for adjusting a heat release medium flowing through the chambers.
Under the working condition of simultaneous storage and simultaneous discharge, the heat release medium guide structure 6 is positioned at the position of a solid line as shown in the figure, the heat release medium flows through the direct heat chamber 1 to exchange heat with the heating element 3 and directly release heat outwards, and the heating element 3 in the heat storage chamber 2 stores heat for the heat storage body 4. Under the working condition that only heat is not stored, the heat release medium guide structure 6 is located at the position of the dotted line as shown in the figure, and the heat release medium flows through the heat storage chamber 2 to exchange heat with the heat storage body 4 and release heat outwards. In the heat storage process, the heat release medium does not flow through the interior of the heat storage body 4, so that the phenomenon that the heat lost at the front end is far more than the heat lost at the rear end in the flow direction is avoided, the temperature in the heat storage body is uniformly increased, and the heat storage performance of the heat storage body is fully utilized. Meanwhile, most of heat in the direct-heating chamber 1 is released through the heat release medium in the process of storing and releasing at the same time, so that the temperature in the direct-heating chamber 1 is basically close to the temperature of the external environment, and when the heat stored in the direct-heating chamber 1 is lost through the heat insulation material, the heat is continuously stored in the direct-heating chamber 1, and the overall heat efficiency of the solid-state heat storage device is further improved.
Claims (3)
1. The utility model provides a high-efficient solid-state heat-retaining device's time type structure which characterized by: including inlayer insulation material, outer insulation material, set up the heat accumulation body in the inlayer insulation material, set up inlayer heating element between the heat accumulation body, form the heat-retaining cavity between inlayer insulation material and the heat accumulation body, outer insulation material is located the inlayer insulation material outside, forms directly hot cavity between outer insulation material and the inlayer insulation material, sets up outer heating element in the directly hot cavity.
2. The loop structure of a high efficiency solid state heat storage device of claim 1, wherein: inlets of the direct-heat chamber and the heat storage chamber are connected with a heat release medium inlet channel, outlets of the direct-heat chamber and the heat storage chamber are connected with a heat release medium outlet channel, a heat release medium inlet guide structure is arranged at an inlet of the heat storage chamber of the inner-layer heating element, the heat release medium inlet guide structure rotates along the axis of the heat release medium inlet guide structure to enable the heat release medium inlet channel to be communicated with the direct-heat chamber or the heat release medium inlet channel to be communicated with the heat storage chamber, a heat release medium outlet guide structure is arranged at an outlet of the heat storage chamber of the inner-layer heating element, and the heat release medium outlet guide structure rotates along the axis of the heat release medium outlet guide structure to enable the heat release medium outlet channel to be communicated with the direct-heat chamber or the heat release medium outlet channel to be communicated with the heat storage chamber.
3. The loop structure of a high efficiency solid state heat storage device of claim 2, wherein: under the working condition of simultaneous storage and simultaneous release, the heat release medium inlet guide structure and the heat release medium outlet guide structure rotate to enable the heat release medium inlet channel and the heat release medium outlet channel to be communicated with the direct heat chamber, the heat release medium flows through the direct heat chamber to exchange heat with the outer layer heating element and release heat outwards directly, and the inner layer heating element in the heat storage chamber stores heat for the heat storage body; under the working condition that the heat storage body is only not stored, the heat release medium inlet guide structure and the heat release medium outlet guide structure rotate, so that the heat release medium inlet channel and the heat release medium outlet channel are communicated with the heat storage chamber, and the heat release medium flows through the heat storage chamber to exchange heat with the heat storage body and release heat outwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111010929.9A CN113654385B (en) | 2021-08-31 | 2021-08-31 | High-efficient solid-state heat storage device's circuit structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111010929.9A CN113654385B (en) | 2021-08-31 | 2021-08-31 | High-efficient solid-state heat storage device's circuit structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113654385A true CN113654385A (en) | 2021-11-16 |
| CN113654385B CN113654385B (en) | 2023-08-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111010929.9A Active CN113654385B (en) | 2021-08-31 | 2021-08-31 | High-efficient solid-state heat storage device's circuit structure |
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1208772A (en) * | 1966-09-29 | 1970-10-14 | Alexander Dunn Ltd | Storage heater |
| DE102009036550A1 (en) * | 2008-11-01 | 2010-05-06 | Deutsches Zentrum für Luft- und Raumfahrt e.V. (DLR) | Device for intermediate storage of thermal energy, comprises a first part area that is traversed by a tube guide system, and a second part area in which a thermal unloadable and reloadable storage medium is arranged |
| CN103547880A (en) * | 2011-03-23 | 2014-01-29 | 等熵有限公司 | Improved thermal storage system |
| JP2014052146A (en) * | 2012-09-07 | 2014-03-20 | Ricoh Co Ltd | Heat storage/release apparatus |
| GB201420683D0 (en) * | 2014-11-20 | 2015-01-07 | Demetair Systems | An apparatus for storage of sensible heat |
| WO2018215808A1 (en) * | 2017-05-22 | 2018-11-29 | Talaber Peter | Heat-storing apparatus with solid filling material |
| CN110388684A (en) * | 2019-07-05 | 2019-10-29 | 常州海卡太阳能热泵有限公司 | Inorganic-phase variable thermal storage type electric heating furnace and heating method |
| CN210004839U (en) * | 2019-05-10 | 2020-01-31 | 国家能源投资集团有限责任公司 | Heat storage device |
| CN111174622A (en) * | 2020-03-13 | 2020-05-19 | 哈尔滨广瀚新能动力有限公司 | U-shaped ventilation structure on solid-state heat storage device |
| CN211782955U (en) * | 2020-03-11 | 2020-10-27 | 哈尔滨广瀚新能动力有限公司 | High-efficient solid-state heat-retaining device with air current constant voltage |
| CN212082109U (en) * | 2020-04-21 | 2020-12-04 | 哈尔滨广瀚新能动力有限公司 | Hot-blast evenly distributed structure of solid-state heat-retaining device of high efficiency |
| CN112513428A (en) * | 2018-05-23 | 2021-03-16 | 爱丁堡大学董事会 | Ultra-high temperature thermal energy storage system |
-
2021
- 2021-08-31 CN CN202111010929.9A patent/CN113654385B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1208772A (en) * | 1966-09-29 | 1970-10-14 | Alexander Dunn Ltd | Storage heater |
| DE102009036550A1 (en) * | 2008-11-01 | 2010-05-06 | Deutsches Zentrum für Luft- und Raumfahrt e.V. (DLR) | Device for intermediate storage of thermal energy, comprises a first part area that is traversed by a tube guide system, and a second part area in which a thermal unloadable and reloadable storage medium is arranged |
| CN103547880A (en) * | 2011-03-23 | 2014-01-29 | 等熵有限公司 | Improved thermal storage system |
| JP2014052146A (en) * | 2012-09-07 | 2014-03-20 | Ricoh Co Ltd | Heat storage/release apparatus |
| GB201420683D0 (en) * | 2014-11-20 | 2015-01-07 | Demetair Systems | An apparatus for storage of sensible heat |
| WO2018215808A1 (en) * | 2017-05-22 | 2018-11-29 | Talaber Peter | Heat-storing apparatus with solid filling material |
| CN112513428A (en) * | 2018-05-23 | 2021-03-16 | 爱丁堡大学董事会 | Ultra-high temperature thermal energy storage system |
| CN210004839U (en) * | 2019-05-10 | 2020-01-31 | 国家能源投资集团有限责任公司 | Heat storage device |
| CN110388684A (en) * | 2019-07-05 | 2019-10-29 | 常州海卡太阳能热泵有限公司 | Inorganic-phase variable thermal storage type electric heating furnace and heating method |
| CN211782955U (en) * | 2020-03-11 | 2020-10-27 | 哈尔滨广瀚新能动力有限公司 | High-efficient solid-state heat-retaining device with air current constant voltage |
| CN111174622A (en) * | 2020-03-13 | 2020-05-19 | 哈尔滨广瀚新能动力有限公司 | U-shaped ventilation structure on solid-state heat storage device |
| CN212082109U (en) * | 2020-04-21 | 2020-12-04 | 哈尔滨广瀚新能动力有限公司 | Hot-blast evenly distributed structure of solid-state heat-retaining device of high efficiency |
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| Publication number | Publication date |
|---|---|
| CN113654385B (en) | 2023-08-08 |
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