CN214665314U - Multistage energy storage heat-retaining device - Google Patents
Multistage energy storage heat-retaining device Download PDFInfo
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- CN214665314U CN214665314U CN202120425510.9U CN202120425510U CN214665314U CN 214665314 U CN214665314 U CN 214665314U CN 202120425510 U CN202120425510 U CN 202120425510U CN 214665314 U CN214665314 U CN 214665314U
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
Abstract
The utility model discloses a multistage energy storage and heat storage device, a first heat storage area and a second heat storage area are arranged in a heat storage tank, a heat storage cavity is formed in the first heat storage area and the second heat storage area, a first heat storage medium area and a second heat storage medium area are respectively and correspondingly arranged in the heat storage cavity, the heat storage tank comprises a heat exchange pipe, the heat exchange pipe passes through the first heat storage area and the second heat storage area, the heat storage tank is provided with an air inlet, the air inlet is connected with an air inlet pipeline, the air inlet pipeline is connected with drying equipment, the drying equipment is connected with the heat exchange pipe, the heat exchange pipe passes through the first heat storage medium area and is connected with one side of a filtering device, a filtering plate and an ash collecting plate are arranged in the filtering device, the other side of the filtering device is a second air inlet, the second air inlet is connected with an air equalizer, the bottom of the air equalizer is connected with the second heat storage medium area, the bottom of the second heat storage medium area is provided with a heating layer, the heat exchange pipe passes through the heating layer and is connected with an air outlet, waste heat collection device has still been installed to heat storage tank both sides, the utility model discloses can effectively promote the heat-retaining effect.
Description
Technical Field
The utility model relates to an energy storage technical field, concretely relates to multistage energy storage heat-retaining device.
Background
In a solar tower-type power station, a heat storage system is indispensable for realizing continuous and stable power output, wherein a heat storage tank is a core device of the heat storage system. In addition, since the photothermal power generation technology is in the third generation, the power generation power and the heat storage temperature are required to be greatly improved, which also promotes the application of the novel heat storage/exchange technology. In order to adapt to the development of new technologies, the design of the heat storage tank needs to be subjected to key innovative engineering research. At present, a heat storage tank mainly comprises a molten salt storage tank, and is suitable for storing molten salt below 565 ℃. In third generation tower power station technology, the maximum temperature of the storage/heat exchange medium is at least 700 ℃, so that a new high-temperature heat carrying medium is required to be used. Among them, liquid metal, high-temperature carbonate, and high-temperature chloride are the subject of major consideration. The common heat storage tank has insufficient heat storage capacity, poor heat storage uniformity and low heat storage efficiency.
Disclosure of Invention
In order to solve the problems, the utility model discloses a multistage energy storage and heat storage device, the device comprises a heat storage tank, a first heat storage area and a second heat storage area are arranged in the heat storage tank, heat storage cavities are formed in the first heat storage area and the second heat storage area, the inner parts of the heat storage cavities are respectively and correspondingly provided with a first heat storage medium area and a second heat storage medium area, the heat storage tank also comprises a heat exchange pipe, the heat exchange pipe passes through the first heat storage area and the second heat storage area, the heat storage tank is provided with an air inlet, the air inlet is connected with an air inlet pipeline, the air inlet pipeline is connected with drying equipment, the drying treatment is carried out on the fresh air, the drying equipment is connected with the heat exchange pipe, the heat exchange pipe passes through the first heat storage medium area and is connected with one side of a filtering device, a filtering plate and an ash collecting plate are arranged in the filtering device, and the other side of the filtering device is provided with the second air inlet, the air current equalizer is connected to the second air inlet, air current equalizer evenly distributed is in the filter equipment bottom, second heat-retaining medium district is connected to air current equalizer bottom, the zone of heating has been installed to second heat-retaining medium district bottom, and the gas outlet is connected through the zone of heating to the heat exchange tube, waste heat collection device has still been installed to heat storage tank both sides.
As an improvement of the utility model, the waste heat collection device includes that the waste heat gathers the heat reservoir, and the waste heat is gathered and is provided with heat reservoir upper shield and heat reservoir lower cover on the heat reservoir, form the heat storage chamber between heat reservoir upper shield and the heat reservoir lower cover, the heat reservoir still includes a heat outlet.
As an improvement of the utility model, a heat storage plate is arranged outside the heat storage tank.
As an improvement of the utility model, the air current equalizer is including evenly setting up the water conservancy diversion portion in inside, the distribution of staggering from top to bottom of water conservancy diversion portion.
As an improvement of the utility model, the outside master control equipment of having installed of device, the inside zone of heating of master control equipment connection control heat-retaining jar.
The utility model has the advantages that: the utility model provides a pair of multistage energy storage heat-retaining device, inside first heat accumulation district and the second heat accumulation district of being provided with of heat-retaining jar, the inside heat storage chamber that forms of first heat accumulation district and second heat accumulation district, the heat-retaining intracavity part corresponds respectively and has installed first heat-retaining medium district and second heat-retaining medium district, and multistage heat-retaining design can promote the heat-retaining effect, inside filter and the dust board of being provided with of filter equipment, the filter equipment opposite side is the second air inlet, and the filter equipment of setting has guaranteed the gaseous purity of heat-retaining, and the air current equalizer has increased air heat transfer area, promotes heat exchange efficiency.
Drawings
Fig. 1 is a schematic structural view of the heat storage device of the present invention.
Fig. 2 is the schematic structural diagram of the waste heat collecting and storing device of the present invention.
List of reference numerals: the heat storage device comprises a heat storage tank 1, an air inlet 2, an air inlet pipeline 3, drying equipment 4, a heat exchange pipe 5, a first heat storage medium area 6, a filtering device 7, a filtering plate 8, a waste heat collecting device 9, a heating layer 10, an air outlet 11, a second heat storage medium area 12, an air flow equalizer 13, a second air inlet 14, a heat storage device upper cover 15, a heat storage cavity 16, a heat outlet 17, a heat storage device lower cover 18, an ash collecting plate 19 and an air flow equalizer 20.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings and specific embodiments, which are to be understood as merely illustrative of the present invention and not as limiting the scope of the invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b): the device comprises a heat storage tank 1, a first heat storage area and a second heat storage area are arranged in the heat storage tank 1, a heat storage cavity is formed in the first heat storage area and the second heat storage area, a first heat storage medium area 6 and a second heat storage medium area 12 are respectively arranged in the heat storage cavity correspondingly, the heat storage tank 1 further comprises a heat exchange tube 5, the heat exchange tube 5 passes through the first heat storage area and the second heat storage area, the heat storage tank 1 is provided with an air inlet 2, the air inlet 2 is connected with an air inlet pipeline 3, the air inlet pipeline 3 is connected with a drying device 4, fresh air is dried, better heat exchange is facilitated, the drying device 4 is connected with the heat exchange tube 5, the heat exchange tube 5 passes through the first heat storage medium area 6 and is connected with one side of a filtering device 7, a filtering plate 8 and an ash collecting plate 19 are arranged in the filtering device 7, and the other side of the filtering device 7 is a second air inlet 14, second air inlet 14 connects air current equalizer 20, air current equalizer 20 evenly distributed is in filter equipment 7 bottom, second heat-retaining medium district 12 is connected in air current equalizer 13 bottom, zone of heating 10 has been installed to second heat-retaining medium district 12 bottom, and heat exchange tube 5 connects gas outlet 11 through zone of heating 10, waste heat collection device 9 has still been installed to heat storage tank 1 both sides, waste heat collection device 9 includes waste heat collection heat reservoir, is provided with heat reservoir upper shield 15 and heat reservoir lower shield 18 on the waste heat collection heat reservoir, form heat storage chamber 16 between heat reservoir upper shield 15 and the heat reservoir lower shield 18, the heat reservoir still includes a heat outlet 17, heat storage tank 1 outside has been installed the heat storage plate, air current equalizer 20 is including evenly setting up the water conservancy diversion portion 13 in inside, the water conservancy diversion portion 13 distributes from top to bottom in a staggered way, main control equipment (device outside one side) has been installed to the device outside, the inside zone of heating 10 of main control equipment connection control heat storage tank 1, the utility model provides a pair of multistage energy storage heat-retaining device, 1 inside first heat accumulation district and the second heat accumulation district of being provided with of heat storage tank, the inside heat storage chamber that forms of first heat accumulation district and second heat accumulation district, heat accumulation intracavity part correspond respectively and installed first heat accumulation medium district 6 and second heat accumulation medium district 12, and multistage heat-retaining design can promote the heat-retaining effect, 7 inside filter 8 and the dust board 19 of being provided with of filter equipment, 7 opposite sides of filter equipment are second air inlet 14, and the filter equipment of setting has guaranteed the gaseous purity of heat-retaining, and second air inlet 14 is connected air current equalizer 20 and has increased air heat transfer area, promotes heat exchange efficiency.
The working principle is as follows: after the gas arrives 6 heat exchanges in first heat-retaining medium district after 2 drying of air inlet, reachs filter equipment 7, filter 8 and the dust collecting plate 19 through inside setting filter and ash removal after, get into air current equalizer 20 back, inside water conservancy diversion portion 13 distributes the water conservancy diversion to the gas that gets into, and gas dispersion gets into second heat-retaining medium district 12 heat exchanges after, reachs gas outlet 11 behind zone of heating 10, waste heat collection device 9 that heat storage tank 1 both sides were installed, the heat that first heat-retaining district and second are lost is gathered to inside waste heat collection heat reservoir, gets into heat storage chamber 16 after, discharges through heat outlet 17.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made without departing from the spirit and scope of the present invention.
Claims (5)
1. A multi-stage energy storage and heat storage device is characterized by comprising a heat storage tank, wherein a first heat storage area and a second heat storage area are arranged inside the heat storage tank, heat storage cavities are formed inside the first heat storage area and the second heat storage area, the inner parts of the heat storage cavities are respectively and correspondingly provided with a first heat storage medium area and a second heat storage medium area, the heat storage tank further comprises a heat exchange tube, the heat exchange tube passes through the first heat storage area and the second heat storage area, the heat storage tank is provided with an air inlet, the air inlet is connected with an air inlet pipeline, the air inlet pipeline is connected with drying equipment, the drying equipment is connected with the heat exchange tube, the heat exchange tube passes through the first heat storage medium area to be connected with one side of a filtering device, a filtering plate and an ash collecting plate are arranged inside the filtering device, the other side of the filtering device is a second air inlet, the second air inlet is connected with an air flow equalizer, and the air flow equalizer is uniformly distributed at the bottom of the filtering device, the air current equalizer bottom is connected the second heat-retaining medium district, the zone of heating has been installed to second heat-retaining medium district bottom, and the heat exchange tube passes through the zone of heating and connects the gas outlet, waste heat collection device has still been installed to heat storage tank both sides.
2. The multi-stage energy-storing and heat-storing device according to claim 1, wherein the waste heat collecting device comprises a waste heat collecting and storing device, an upper heat storage device cover and a lower heat storage device cover are arranged on the waste heat collecting and storing device, a heat storing cavity is formed between the upper heat storage device cover and the lower heat storage device cover, and the heat storage device further comprises a heat outlet.
3. The multi-stage energy storing and heat storing device of claim 2, wherein the heat storing tank is externally provided with a heat storing plate.
4. The multi-stage energy-storing and heat-storing device according to claim 3, wherein the air flow equalizer comprises flow guiding parts uniformly arranged inside, and the flow guiding parts are distributed in a vertically staggered manner.
5. The multi-stage energy-storing and heat-storing apparatus according to claim 4, wherein a main control device is installed outside the apparatus, and the main control device is connected with a heating layer controlling the inside of the heat-storing tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120425510.9U CN214665314U (en) | 2021-02-26 | 2021-02-26 | Multistage energy storage heat-retaining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120425510.9U CN214665314U (en) | 2021-02-26 | 2021-02-26 | Multistage energy storage heat-retaining device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214665314U true CN214665314U (en) | 2021-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120425510.9U Active CN214665314U (en) | 2021-02-26 | 2021-02-26 | Multistage energy storage heat-retaining device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214665314U (en) |
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2021
- 2021-02-26 CN CN202120425510.9U patent/CN214665314U/en active Active
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