CN209279751U - A kind of dual temperature phase change heat accumulator suitable for high temperature - Google Patents
A kind of dual temperature phase change heat accumulator suitable for high temperature Download PDFInfo
- Publication number
- CN209279751U CN209279751U CN201821680009.1U CN201821680009U CN209279751U CN 209279751 U CN209279751 U CN 209279751U CN 201821680009 U CN201821680009 U CN 201821680009U CN 209279751 U CN209279751 U CN 209279751U
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- CN
- China
- Prior art keywords
- temperature
- heat
- storage heater
- bobbin carriage
- phase change
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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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- General Induction Heating (AREA)
Abstract
The utility model relates to a kind of dual temperature phase change heat accumulators suitable for high temperature, including installing electrical heating elements, high-temperature heat accumulation ball, medium temperature regenerator material, heat exchange coil and coil pipe bobbin carriage in storage heater cavity, electrical heating elements are in heat exchange coil center, and it is fixed with storage heater cover board, high-temperature heat accumulation ball, which dissipates, to be piled up in accumulator tank, medium temperature regenerator material is filled in gap between heat-storing sphere, welds coil pipe bobbin carriage in storage heater bottom to distribute and collect the fluid into storage heater.The beneficial effects of the utility model, which both can use paddy electricity, can also be used industrial exhaust heat, at the same in being suitable for mild high-temperature heat accumulation dual temperature phase change heat accumulator, meet the needs of people.The utility model structure is simple, convenient and practical.
Description
Technical field
The utility model relates to a kind of storage heater, especially it is a kind of be suitable for simultaneously in mild high-temperature heat accumulation dual temperature phase transformation
Storage heater.
Background technique
As the mankind constantly increase demand for energy, energy problem increasingly causes the attention of various countries.In the presence of on the one hand
Energy shortage, on the other hand a large amount of waste heat waste heat cause to waste due to asymmetry on the time and spatially.
Country's relevant enterprise is generally taken full come recovery process process waste heat generation low pressure using waste heat recovery apparatus at present
And steam.But for some Batch Process systems, the generation of steam and use majority of case are inconsistent, therefore only using general
The mode that energy stores are got up can be utilized more adequately.
Traditional sensible heat accumulation of heat is increased to heat storage medium temperature after heating, inside can increase.Its principle is simple, using the most
Simply, but when releasing energy, temperature damping seriously causes such material energy storage density low, so that device volume is huge, makes this
The application value of kind heat storage type is affected.
Phase-transition heat-storage belongs to the latent heat using material, is positively retained at accumulation of heat and heat release under certain phase transition temperature, can deposit
The energy values of storage are very big.It can be solid-solid phase transformation, be also possible to solid-liquid phase transformation or fluid-gas phase transformation.
It is forced down in practical applications since solid-liquid phase change has many advantages, such as steam, volume change is small and safely controllable more by weight
Depending on and research.
Summary of the invention
The utility model technical issues that need to address be to provide it is a kind of industrial exhaust heat both can also be used using paddy electricity,
The dual temperature phase change heat accumulator of mild high-temperature heat accumulation in being suitable for simultaneously.
The utility model provides following solution: a kind of while mild dual temperature phase-transition heat-storage of high temperature in being suitable for
Device, storage heater internal cavity are related to electrical heating elements, high-temperature heat accumulation ball, medium temperature regenerator material, multiple groups heat exchange coil and coil pipe
Bobbin carriage.Wherein electrical heating elements are mounted on heat exchange coil center, and fix at the top of storage heater, may be selected in electric heating member
Fin is installed in part protection sleeve pipe.High-temperature heat accumulation ball, which dissipates, to be piled up in accumulator tank, and medium temperature regenerator is filled in the gap between heat-storing sphere
Material.Welding coil pipe bobbin carriage or import main pipe and outlet main pipe may be selected in storage heater bottom to collect and distribute fluid disengaging
Equipment.Integral type or separate type can be used in coil pipe bobbin carriage, and wherein integrated coil bobbin carriage is by bobbin carriage partition by coil pipe bobbin carriage
Two individual cavities are divided into, heat exchange coil both ends connect with high temperature fluid entrance channel nozzle and high temperature fluid outlet bobbin carriage respectively
Pipe is connected；And separate type coil pipe bobbin carriage is then arrival end and the outlet end that heat exchange coil is separately connected using two independent bobbin carriages.
It is then that equipment importation flange and outlet(discharge) flange are connected with for import main pipe and outlet main pipe, import main pipe and outlet are female
The pipe disk annulus different at diameter respectively, is placed in pot bottom, each coil pipe one end is connected in import main pipe in storage heater, another
End is connected in outlet main pipe.
Detailed description of the invention
Attached drawing 1 is storage heater internal component schematic diagram, is marked in figure: 101- storage heater shell；102- electrical heating elements；
103- high-temperature heat accumulation ball；104- medium temperature regenerator material；105- heat exchange coil；106- high temperature fluid entrance；107- high temperature fluid goes out
Mouthful；108- bobbin carriage partition；109- storage heater flange；110- storage heater cover board；111- pressure sensor；112- temperature sensor；
113- safety valve；114- tube sheet；115- coil pipe bobbin carriage；116- bottom support bracket；117- nitrogen.
Attached drawing 2 is tube plate structure diagram in storage heater internal component coil pipe bobbin carriage in attached drawing 1, is marked in figure: 201- high
Warm fluid inlet channel nozzle；202- high temperature fluid exports channel nozzle；203- tube sheet；204- bobbin carriage partition.
Attached drawing 3 is the separate type coil pipe bobbin carriage storage heater schematic diagram different from 1 integrated coil bobbin carriage of attached drawing, figure acceptance of the bid
Note: 301- storage heater shell；302- electrical heating elements；303- high-temperature heat accumulation ball；304- medium temperature regenerator material；305- heat exchange plate
Pipe；306- high temperature fluid entrance；The outlet of 307- high temperature fluid；308- high temperature fluid entrance bobbin carriage；309- storage heater flange；310-
Storage heater cover board；311- pressure sensor；312- temperature sensor；313- safety valve；314- tube sheet；The outlet of 315- high temperature fluid
Bobbin carriage；316- bottom support bracket；317- nitrogen.
Attached drawing 4 is tube plate structure diagram in storage heater internal component coil pipe bobbin carriage in attached drawing 3, is marked in figure: 401- high
Warm fluid inlet channel nozzle or high temperature fluid export channel nozzle；402- high temperature fluid entrance bobbin carriage tube sheet or high temperature fluid go out
Mouth bobbin carriage tube sheet.
Attached drawing 5 is electrical heating elements schematic diagram, is marked in figure: 501- electrical heating elements outer sleeve；502- electric heating member
Part heating core；503- fin.
Attached drawing 6 is high-temperature heat accumulation ball schematic diagram, is marked in figure: 601- high-temperature heat accumulation ball shell；602- high-temperature heat accumulation material；
603- end socket.
Specific embodiment
The embodiments of the present invention are illustrated with reference to the accompanying drawing:
It is a kind of that industrial exhaust heat both can also be used using paddy electricity, while the dual temperature phase transformation of mild high-temperature heat accumulation stores in being suitable for
Hot device, storage heater internal cavity are related to electrical heating elements (102), high-temperature heat accumulation ball (103), medium temperature regenerator material (104), multiple groups
Heat exchange coil (105) and coil pipe bobbin carriage (115).
Electrical heating elements (102) are mounted on heat exchange coil (105) center, and fixed with storage heater cover board (110), are
Reinforcement heat-transfer effect may be selected to install fin (503) on electrical heating elements outer sleeve (501).
High-temperature heat accumulation ball (103), which dissipates, to be piled up in storage heater cavity, and the gap filling medium temperature between high-temperature heat accumulation ball (103) stores
Hot material (104).Wherein high-temperature heat accumulation ball shell (601) material is stainless steel 304, Stainless steel 316, and internal filled high-temperature phase
Become material and exfoliated-graphite composite, suitable expanded graphite quality accounting range is 0-10%.Medium temperature regenerator material
(104), it is made of medium temperature composite fused salt and expanded graphite, expanded graphite quality accounting range is 0-10%.
Coil pipe bobbin carriage (115) are welded in storage heater bottom, integral type or separate type can be used in coil pipe bobbin carriage (115).Wherein
Integrated coil bobbin carriage (115) is that coil pipe bobbin carriage (115) is divided into two individual cavities by bobbin carriage partition (108), heat exchange
Coil pipe (105) both ends are connected with high temperature fluid entrance (106) channel nozzle and high temperature fluid outlet (107) channel nozzle respectively.
And separate type coil pipe bobbin carriage is then using two independent bobbin carriage high temperature fluid entrance bobbin carriages (308) and high temperature fluid outlet bobbin carriage
(315) arrival end and the outlet end of heat exchange coil (305), or setting import main pipe and outlet main pipe, import mother are separately connected
Disk is placed on tank bottom at different-diameter annulus respectively for pipe and outlet main pipe, and each heat exchange coil (105) one end is connected to import mother
Guan Shang, the other end is connected in outlet main pipe, for collecting and distributing fluid.
Multiple groups heat exchange coil (105) in storage heater, is spiral coil, and material may be selected to be stainless steel 304 or stainless steel
316, diameter range 10-20mm, with a thickness of 1-3mm.Spiral coil diameter range is 100-400mm, and screw pitch range is 50-
200mm, spiral coil spacing range are 100-300mm.
To prevent the oxidative degradation at high temperature of the fused salt in storage heater, therefore extraction air is first had in cavity headspace
It is then charged with nitrogen (117) protection, vacuum degree 50-95kPa.
Safety valve (113) are installed at the top of storage heater, prevent fluid leakage from leading to equipment pressure superpressure.And the pressure installed passes
Sensor (111) is used for pressure monitoring.Temperature sensor (112) is for monitoring temperature of molten salt in tank, and slugging is storing in the form of blind pipe
On hot device shell (101).
Claims (1)
1. a kind of dual temperature phase change heat accumulator suitable for high temperature, it is characterised in that: storage heater internal cavity is related to electric heating member
Part, high-temperature heat accumulation ball, medium temperature regenerator material, multiple groups heat exchange coil and coil pipe bobbin carriage；Electrical heating elements are mounted on heat exchange coil
Center, and fixed with storage heater cover board；High-temperature heat accumulation ball, which dissipates, to be piled up in accumulator tank, in the gap filling between heat-storing sphere
Intermediate temperature regenerator material；Coil pipe bobbin carriage is welded in storage heater bottom to distribute and collect the fluid into storage heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821680009.1U CN209279751U (en) | 2018-10-16 | 2018-10-16 | A kind of dual temperature phase change heat accumulator suitable for high temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821680009.1U CN209279751U (en) | 2018-10-16 | 2018-10-16 | A kind of dual temperature phase change heat accumulator suitable for high temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209279751U true CN209279751U (en) | 2019-08-20 |
Family
ID=67604642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821680009.1U Expired - Fee Related CN209279751U (en) | 2018-10-16 | 2018-10-16 | A kind of dual temperature phase change heat accumulator suitable for high temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209279751U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112611246A (en) * | 2020-12-31 | 2021-04-06 | 思安新能源股份有限公司 | Single-channel multilayer coil pipe type phase change heat storage device |
-
2018
- 2018-10-16 CN CN201821680009.1U patent/CN209279751U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112611246A (en) * | 2020-12-31 | 2021-04-06 | 思安新能源股份有限公司 | Single-channel multilayer coil pipe type phase change heat storage device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20190820 Termination date: 20201016 |