CN205156704U - Utilize phase change energy storage device of millet electrical heating - Google Patents
Utilize phase change energy storage device of millet electrical heating Download PDFInfo
- Publication number
- CN205156704U CN205156704U CN201520928783.XU CN201520928783U CN205156704U CN 205156704 U CN205156704 U CN 205156704U CN 201520928783 U CN201520928783 U CN 201520928783U CN 205156704 U CN205156704 U CN 205156704U
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- China
- Prior art keywords
- energy storage
- heat
- heat exchanger
- storage device
- electrical heating
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- 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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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model discloses an utilize phase change energy storage device of millet electrical heating, including sealed thermal -insulated device casing, one side of device casing is provided with device entry and device export, inside heat exchanger and the electrical heating heating tube of being provided with of device casing, it has phase change material to fill in the device casing inner space around heat exchanger and the electrical heating heating tube, the entry connecting device entry of heat exchanger, the export connecting device of heat exchanger exports, be provided with the power access point on the device casing, the electrical heating heating tube is connected through power line to the power access point. The utility model provides a phase change energy storage device can utilize night low -priced millet electricity to accumulate the whole day calorific requirement, with the hot period with forms such as hot -blast, hot water, heat oil, steam to last the heat supply with the focus, make full use of millet at night electricity has greatly reduced heat supply cost, the while has effectively kept balance the power consumption difference at daytime and night.
Description
Technical field
The utility model belongs to power energy storage technical field, is specifically related to one and utilizes the electrically heated phase-change energy storage device of paddy.
Background technology
Power energy storage technology is a global difficult problem at present.Power energy storage technology is classified according to storage medium, can be divided into mechanical energy storage, electric information energy storage, the energy storage of electrochemistry class, chemical classes energy storage and hot energy storage.Wherein hot energy storage technology is one of the power energy storage technology of most economy, spread.
Hot energy storage technology refers in a hot energy-storage system, and heat energy is stored in a kind of medium of heat-insulated container, can be converted energy of wiring back, also directly can utilize the heat energy of storage when by the time needing.
Hot energy storage has many different technology, can be further divided into sensible heat storage and latent heat storage etc.In sensible heat storing mode, the medium for heat accumulation is generally liquid water.Reached the object of energy storage by the water added in water tank, but the temperature of ' water accumulation of heat ' generally more than 90 degree, can not can not meet the temperature requirement of high heat demand.Another aspect is taken up an area very greatly, water tank initial cost height is also a disadvantageous factor.
Summary of the invention
The purpose of this utility model is to provide one to utilize the electrically heated phase-change energy storage device of paddy to overcome above the deficiencies in the prior art, reaches the ability of Large Copacity heat accumulation.
One utilizes the electrically heated phase-change energy storage device of paddy, and comprise the device case that sealing is heat insulation, the side of device case is provided with device portal and device exports; Device case inside is provided with heat exchanger and electrical heating heat-generating pipe, is filled with phase-change material in the device case inner space around heat exchanger and electrical heating heat-generating pipe; The inlet connection entrance of heat exchanger, the outlet connector outlet of heat exchanger; Device case is provided with electric power access point, electric power access point connects electrical heating heat-generating pipe by power circuit.
Described utilizes the electrically heated phase-change energy storage device of paddy, and device case can be metal material.
Described utilizes the electrically heated phase-change energy storage device of paddy, and device case is made up of outer courage and inner bag, is provided with heat-insulation layer between outer courage and inner bag.
Described utilizes the electrically heated phase-change energy storage device of paddy, and outer courage and inner bag can be stainless steel.
Described utilizes the electrically heated phase-change energy storage device of paddy, and described phase-change material is fuse salt phase-change material.
Described utilizes the electrically heated phase-change energy storage device of paddy, and heat exchanger is mutually vertical with electrical heating heat-generating pipe setting direction.
Described utilizes the electrically heated phase-change energy storage device of paddy, and heat exchanger can be tube bundle heat exchanger.
Utilize fuse salt phase-change thermal storage can store temperature up to 800 degree, and small volume, initial cost are less.
The utility model is energy storage device.Utilize paddy electrical heating phase-change material, utilize the phase transformation of phase-change material to store amount of heat.Wherein phase-change material is preferably fuse salt phase-change material, and it better can absorb heat, stores more heat energy.
The phase-change energy storage device that the utility model provides utilizes the paddy electricity of cheapness at night dexterously, and by the phase-change material of electrical heating heat-generating pipe heater inside, the latent heat utilizing phase-change material solid-liquid to transform absorbs a large amount of heats thus reaches storage purpose.When needs thermal source, the fluid media (medium) (air, water, heat conduction wet goods) entered from device portal by the heat exchanger circulating-heating that device is built-in, to be exported heat through device outlet by this fluid media (medium) and is transported to the end of heat demand.
Accompanying drawing explanation
What Fig. 1 provided for the utility model embodiment 1 utilizes the electrically heated phase-change energy storage device schematic diagram of paddy;
What Fig. 2 provided for the utility model embodiment 2 utilizes the electrically heated phase-change energy storage device schematic diagram of paddy;
In above Fig. 1-Fig. 2,1 is device case, and 2 is heat-insulation layer, and 3 is device portal, and 4 is device outlet, and 5 is heat exchanger, and 6 is electrical heating heat-generating pipe, and 7 is electric power access point, and 8 is phase-change material.
Detailed description of the invention:
Below in conjunction with accompanying drawing, the electrically heated phase-change energy storage device of paddy that utilizes that the utility model provides is further described.
Embodiment 1
As shown in Figure 1, what provide for the utility model utilizes the electrically heated phase-change energy storage device schematic diagram of paddy; Comprising the device case 1 that sealing is heat insulation, the side of device case 1 is provided with device portal 3 and exports 4 with device; Device case 1 inside is provided with heat exchanger 5 and electrical heating heat-generating pipe 6, is filled with phase-change material 8 in device case 1 inner space around heat exchanger 5 and electrical heating heat-generating pipe 6; The inlet connection entrance 3 of heat exchanger 5, the outlet connector outlet 4 of heat exchanger 5; Device case 1 is provided with electric power access point 7, electric power access point 7 connects electrical heating heat-generating pipe 6 by power circuit.In the present embodiment, device case 1 is metal material, can reach good service life, and heat exchanger 5 is mutually vertical with the setting direction of electrical heating heat-generating pipe 6, can realize better heat transfer effect.
The phase-change energy storage device more than provided in use, utilize night paddy electricity to heat, electric current is accessed by electric power access point 7, is generated heat by electrical heating heat-generating pipe 6, heat energy is imported in the phase-change material 8 of device case 1 inside, by thermal energy storage after phase-change material 8 undergoes phase transition.When needing the heat energy utilizing phase-change material 8 to store, fluid can be passed into from device portal 3, this fluid can be water, conduction oil or air etc., fluid realizes heat exchange in heat exchanger 5, the heat energy that phase-change material 8 stores is passed in fluid, by fluid, heat energy is derived, achieve the utilization of heat energy.After the heat energy utilization of phase-change material 8 storage is complete, then realized storage and the utilization of heat energy next time by paddy electrical heating.
Embodiment 2
As shown in Figure 2, for the schematic diagram utilizing the electrically heated phase-change energy storage device of paddy that the present embodiment provides, it is the further improvement on embodiment 1 basis, wherein device case 1 is made up of outer courage and inner bag, heat-insulation layer 2 is provided with between outer courage and inner bag, outer courage and inner bag are stainless steel, improve the antiseptic property of device, extend service life.Phase-change material 8 is wherein fuse salt phase-change material, and fuse salt phase-change material can store the temperature up to 800 degree, improves the energy storage effect of device further, can realize high energy storage when energy storage device small volume.In the present embodiment, heat exchanger 5 is tube bundle heat exchanger, is arranged in the present embodiment and can improves heat exchange efficiency, can at short notice by the thermal power transfer in device in fluid, improve the service efficiency of device heat energy.
The phase-change energy storage device that the utility model provides can utilize the paddy electricity accumulation whole day institute calorific requirement of cheapness at night, with heat the period with forms such as hot blast, hot water, deep fat, steam to continuing heat supply with focus, make full use of paddy electricity at night, greatly reduce heat cost, simultaneously the active balance electricity consumption difference on daytime and night.
Claims (7)
1. utilize the electrically heated phase-change energy storage device of paddy, it is characterized in that, comprise the device case (1) that sealing is heat insulation, the side of device case (1) is provided with device portal (3) and exports (4) with device; Device case (1) inside is provided with heat exchanger (5) and electrical heating heat-generating pipe (6), is filled with phase-change material (8) in heat exchanger (5) and electrical heating heat-generating pipe (6) device case (1) inner space around; The inlet connection entrance (3) of heat exchanger (5), outlet connector outlet (4) of heat exchanger (5); Device case (1) is provided with electric power access point (7), electric power access point (7) connects electrical heating heat-generating pipe (6) by power circuit.
2. according to claim 1ly utilize the electrically heated phase-change energy storage device of paddy, it is characterized in that, device case (1) is metal material.
3. according to claim 1ly utilize the electrically heated phase-change energy storage device of paddy, it is characterized in that, device case (1) is made up of outer courage and inner bag, is provided with heat-insulation layer (2) between outer courage and inner bag.
4. according to claim 3ly utilize the electrically heated phase-change energy storage device of paddy, it is characterized in that, outer courage and inner bag are stainless steel.
5. according to claim 1ly utilize the electrically heated phase-change energy storage device of paddy, it is characterized in that, described phase-change material (8) is fuse salt phase-change material.
6. according to claim 1ly utilize the electrically heated phase-change energy storage device of paddy, it is characterized in that, heat exchanger (5) is mutually vertical with electrical heating heat-generating pipe (6) setting direction.
7. according to claim 1ly utilize the electrically heated phase-change energy storage device of paddy, it is characterized in that, heat exchanger (5) is tube bundle heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520928783.XU CN205156704U (en) | 2015-11-20 | 2015-11-20 | Utilize phase change energy storage device of millet electrical heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520928783.XU CN205156704U (en) | 2015-11-20 | 2015-11-20 | Utilize phase change energy storage device of millet electrical heating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205156704U true CN205156704U (en) | 2016-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520928783.XU Expired - Fee Related CN205156704U (en) | 2015-11-20 | 2015-11-20 | Utilize phase change energy storage device of millet electrical heating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205156704U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106091776A (en) * | 2016-08-09 | 2016-11-09 | 天津滨海储能技术有限公司 | Molten salt energy-storage heat-exchanger rig |
| CN106767077A (en) * | 2017-01-04 | 2017-05-31 | 北京中热能源科技有限公司 | A kind of energy storage heat-exchanger rig |
| CN114251849A (en) * | 2021-12-24 | 2022-03-29 | 中国石油大学(华东) | Horizontal electric heating molten salt phase change heat accumulator and working method thereof |
-
2015
- 2015-11-20 CN CN201520928783.XU patent/CN205156704U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106091776A (en) * | 2016-08-09 | 2016-11-09 | 天津滨海储能技术有限公司 | Molten salt energy-storage heat-exchanger rig |
| CN106767077A (en) * | 2017-01-04 | 2017-05-31 | 北京中热能源科技有限公司 | A kind of energy storage heat-exchanger rig |
| CN114251849A (en) * | 2021-12-24 | 2022-03-29 | 中国石油大学(华东) | Horizontal electric heating molten salt phase change heat accumulator and working method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20160413 Termination date: 20161120 |