CN216469927U - High-temperature particle storage tank for photo-thermal power generation - Google Patents
High-temperature particle storage tank for photo-thermal power generation Download PDFInfo
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- CN216469927U CN216469927U CN202122792752.4U CN202122792752U CN216469927U CN 216469927 U CN216469927 U CN 216469927U CN 202122792752 U CN202122792752 U CN 202122792752U CN 216469927 U CN216469927 U CN 216469927U
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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 high-temperature particle storage tank for the photo-thermal power generation comprises a tank body (1), wherein a feed inlet (2) is formed in the top of the tank body (1), and a discharge outlet (3) is formed in the bottom of the tank body (1); the wall of the tank body (1) is sequentially provided with a refractory brick layer (5), a vacuum heat insulation interlayer (6), a hollow layer (7) and a steel plate layer (8) from inside to outside, a temperature measuring device (9) for measuring the temperature in the tank body (1) is arranged on the tank body (1), a feeding device capable of conveying high-temperature particles into the tank body (1) is arranged in the middle of the tank body (1), the vacuum heat insulation interlayer (6) is communicated with an air exhaust port of a vacuumizing device (16) through a vacuumizing tube (15), and the vacuumizing device (16) is arranged near the tank body (1). Its aim at provides one kind can be fast even carry the high temperature granule to the storage tank in, the energy storage keeps warm effectually, and the heat loss is little, long service life's high temperature granule storage tank for solar-thermal power generation.
Description
Technical Field
The utility model relates to the field of solar photo-thermal power generation, in particular to a high-temperature particle storage tank for photo-thermal power generation.
Background
One challenge in using renewable energy sources, particularly solar energy, is to deal with the intermittent nature of the energy supply caused by weather, diurnal solar fluctuations, and seasonal variations, and one way to effectively manage the variability of solar energy resources is to add thermal energy storage devices to them, store the varying energy when there is excess power, and then release the stored energy when the solar energy is producing insufficient or no power, thereby achieving the need for a continuous power supply.
The fourth generation solar thermal power generation technology takes high-temperature solid particles as a heat transfer working medium, and compared with a molten salt medium generally adopted by the current commercial photo-thermal power station, the high-temperature solid particles can bear higher temperature, are very low in cost and cannot threaten the environment. More importantly, unlike molten salts, high temperature particles do not risk freezing of the fluid, and therefore do not require any auxiliary heating measures, which is of great advantage. However, the existing equipment does not solve the problems well how to transport and store the high-temperature particles at 400-1000 ℃.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-temperature particle storage tank for photo-thermal power generation, which can quickly and uniformly convey high-temperature particles into a storage tank, has good energy storage and heat preservation effects, small heat loss and long service life.
The high-temperature particle storage tank for the photo-thermal power generation comprises a tank body, wherein a feed inlet is formed in the top of the tank body, and a discharge outlet is formed in the bottom of the tank body;
the wall of the tank body is sequentially provided with a refractory brick layer, a vacuum heat insulation interlayer, a hollow layer and a steel plate layer from inside to outside, the tank body is provided with a temperature measuring device for measuring the temperature in the tank body, and the middle part in the tank body is provided with a feeding device capable of conveying high-temperature particles into the tank body.
The vacuum heat insulation interlayer is communicated with an air pumping port of a vacuum pumping device through a vacuum pumping pipe, and the vacuum pumping device is arranged near the tank body;
the feeding device comprises a main conveying pipe, the main conveying pipe is arranged along the vertical direction, the lower portion of the main conveying pipe is located at the middle of the charging cavity of the tank body, the bottom end of the main conveying pipe is provided with a discharging port, the discharging port of the main conveying pipe is communicated with the feeding ports of a plurality of transverse inclined pipes, the plurality of transverse inclined pipes surround the main conveying pipe outwards and are arranged obliquely downwards, the discharging port of each transverse inclined pipe is communicated with the feeding port of a discharging pipe respectively, the discharging pipe is arranged along the vertical direction, and the discharging port of the discharging pipe is communicated with the charging cavity of the tank body.
Preferably, every be equipped with a plurality of discharge gates on the discharging pipe respectively, every discharge gate communicates with each other with the feed inlet of a feeding gondola water faucet respectively, and every feeding gondola water faucet communicates with each other with the cavity of feeding of the jar body, and a plurality of feeding gondola water faucets encircle corresponding main conveyer pipe respectively outwards, the downward sloping sets up.
Preferably, each of the feed showers has 4-8 outlet nozzles.
Preferably, the lower portion of the charging cavity of the can body is tapered with a downward taper angle.
Preferably, the angle of taper of the lower portion of the charging cavity is between 25 ° and 50 °.
Preferably, 4-8 temperature measuring points are arranged in the charging cavity of the tank body.
The high-temperature particle storage tank for the photo-thermal power generation comprises a tank body, wherein a feed inlet is formed in the top of the tank body, and a discharge outlet is formed in the bottom of the tank body; the wall of the tank body is sequentially provided with a refractory brick layer, a vacuum heat insulation interlayer, a hollow layer and a steel plate layer from inside to outside, the tank body is provided with a temperature measuring device for measuring the temperature in the tank body, and the middle part in the tank body is provided with a feeding device capable of conveying high-temperature particles into the tank body. When using, accessible feed arrangement is with the quick even transport to the storage tank of high temperature granule in, and the firebrick layer that is equipped with simultaneously, the thermal dissipation of the heat of reduction high temperature granule storage can be avoided or by a wide margin, and the cavity layer then can eliminate the damage to the jar body that expend with heat and contract with cold brought, and temperature measuring device then can be used to monitor the temperature variation in the storage tank, if the discovery appears exceeding the condition of setting for the temperature, can in time early warning, prevent that equipment from appearing beyond the accident. Therefore, the high-temperature particle storage tank for photo-thermal power generation has the characteristics of capability of rapidly and uniformly conveying high-temperature particles into the storage tank, good energy storage and heat preservation effects, small heat loss and long service life.
The utility model is described in detail below with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a front view schematically illustrating a structure of a high-temperature particle storage tank for photo-thermal power generation according to the present invention;
fig. 2 is a schematic structural view of a feeding device of the high-temperature particle storage tank for photo-thermal power generation according to the present invention.
Detailed Description
As shown in fig. 1 and 2, the high-temperature particle storage tank for photo-thermal power generation of the present invention includes a tank body 1, wherein a feed inlet 2 is formed at the top of the tank body 1, and a discharge outlet 3 is formed at the bottom of the tank body 1;
the wall of the tank body 1 is sequentially provided with a refractory brick layer 5, a vacuum heat insulation interlayer 6, a hollow layer 7 and a steel plate layer 8 from inside to outside, the tank body 1 is provided with a temperature measuring device 9 for measuring the temperature in the tank body 1, and the middle part in the tank body 1 is provided with a feeding device capable of conveying high-temperature particles into the tank body 1. The vacuum heat insulation interlayer 6 is communicated with an air suction opening of a vacuum device 16 through an air suction pipe 15, and the vacuum device 16 is arranged near the tank body 1.
As a further improvement of the utility model, the feeding device comprises a main conveying pipe 10, the main conveying pipe 10 is arranged along the vertical direction, the lower part of the main conveying pipe 10 is positioned in the middle part in a charging cavity 11 of the tank body 1, a discharging port is arranged at the bottom end of the main conveying pipe 10, the discharging port of the main conveying pipe 10 is communicated with the feeding ports of a plurality of inclined pipes 12, the inclined pipes 12 are arranged around the main conveying pipe 10 and incline outwards and downwards, the discharging port of each inclined pipe 12 is respectively communicated with the feeding port of a discharging pipe 13, the discharging pipes 13 are arranged along the vertical direction, and the discharging ports of the discharging pipes 13 are communicated with the charging cavity 11 of the tank body 1.
As a further improvement of the utility model, each discharge pipe 13 is provided with a plurality of discharge ports, each discharge port is communicated with a feed port of a feeding shower head 14, each feeding shower head 14 is communicated with the charging cavity 11 of the tank body 1, and the feeding shower heads 14 are respectively arranged around the corresponding main conveying pipe 10 and are inclined outwards and downwards.
As a further development of the utility model, each of the abovementioned feed showers 14 has 4 to 8 outlet nozzles.
As a further improvement of the present invention, the lower portion of the charging cavity 11 of the can body 1 is tapered with a downward taper angle.
As a further development of the utility model, the angle of taper of the lower part of the charging cavity 11 is 25 ° to 50 °.
As a further improvement of the utility model, 4-8 temperature measuring points are arranged in the charging cavity 11 of the tank body 1.
The high-temperature particle storage tank for the photo-thermal power generation comprises a tank body, wherein a feed inlet is formed in the top of the tank body, a discharge outlet is formed in the bottom of the tank body, a refractory brick layer, a vacuum heat insulation interlayer, a hollow layer and a steel plate layer are sequentially arranged on the wall of the tank body from inside to outside, a temperature measuring device for measuring the temperature in the tank body is arranged on the tank body, and a feeding device capable of conveying high-temperature particles into the tank body is arranged in the middle of the tank body. When using, accessible feed arrangement is with the quick even transport to the storage tank of high temperature granule in, and the firebrick layer that is equipped with simultaneously, the thermal dissipation of the heat of reduction high temperature granule storage can be avoided or by a wide margin, and the cavity layer then can eliminate the damage to the jar body that expend with heat and contract with cold brought, and temperature measuring device then can be used to monitor the temperature variation in the storage tank, if the discovery appears exceeding the condition of setting for the temperature, can in time early warning, prevent that equipment from appearing beyond the accident. Therefore, the high-temperature particle storage tank for photo-thermal power generation has the characteristics of capability of rapidly and uniformly conveying high-temperature particles into the storage tank, good energy storage and heat preservation effects, small heat loss and long service life.
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the spirit of the present invention.
Claims (7)
1. High temperature granule storage tank for solar-thermal power generation, characterized by: comprises a tank body (1), wherein the top of the tank body (1) is provided with a feed inlet (2), and the bottom of the tank body (1) is provided with a discharge outlet (3);
the wall of the tank body (1) is sequentially provided with a refractory brick layer (5), a vacuum heat insulation interlayer (6), a hollow layer (7) and a steel plate layer (8) from inside to outside, a temperature measuring device (9) for measuring the temperature in the tank body (1) is arranged on the tank body (1), and a feeding device capable of conveying high-temperature particles into the tank body (1) is arranged in the middle of the tank body (1);
the vacuum heat insulation interlayer (6) is communicated with an air pumping opening of a vacuum pumping device (16) through a vacuum pumping pipe (15), and the vacuum pumping device (16) is arranged near the tank body (1).
2. The high-temperature particle storage tank for photothermal power according to claim 1, wherein: the feeding device comprises a main conveying pipe (10), the main conveying pipe (10) is arranged along the vertical direction, the lower part of the main conveying pipe (10) is located at the middle part of a charging cavity (11) of the tank body (1), a discharging port is formed in the bottom end of the main conveying pipe (10), the discharging port of the main conveying pipe (10) is communicated with a feeding port of a feeding distributor, the feeding distributor comprises a plurality of transverse inclined pipes (12), the plurality of transverse inclined pipes (12) surround the main conveying pipe (10) outwards, the inclined angle is arranged, the discharging port of each transverse inclined pipe (12) is communicated with the feeding port of a discharging pipe (13) respectively, the discharging pipe (13) is arranged along the vertical direction, and the discharging port of the discharging pipe (13) is communicated with the charging cavity (11) of the tank body (1).
3. The high-temperature particle storage tank for photothermal power according to claim 2, wherein: every be equipped with a plurality of discharge gates on discharging pipe (13) respectively, every discharge gate communicates with each other with the feed inlet of a feeding gondola water faucet (14) respectively, and every feeding gondola water faucet (14) communicates with each other with the cavity of feeding (11) of the jar body (1), and a plurality of feeding gondola water faucets (14) encircle corresponding main conveyer pipe (10) respectively outwards, the downward sloping setting.
4. The high-temperature particle storage tank for photothermal power according to claim 3, wherein: each of the feed showers (14) has 4-8 outlet nozzles.
5. The high-temperature particle storage tank for photo-thermal power generation as claimed in any one of claims 1 to 4, wherein: the lower part of the charging cavity (11) of the tank body (1) is conical with a downward cone angle.
6. The high-temperature particle storage tank for photothermal power according to claim 5, wherein: the cone angle of the lower part of the charging cavity (11) is 25 DEG to 50 deg.
7. The high-temperature particle storage tank for photothermal power according to claim 6, wherein: 4-8 temperature measuring points are arranged in the charging cavity (11) of the tank body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122792752.4U CN216469927U (en) | 2021-11-15 | 2021-11-15 | High-temperature particle storage tank for photo-thermal power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122792752.4U CN216469927U (en) | 2021-11-15 | 2021-11-15 | High-temperature particle storage tank for photo-thermal power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216469927U true CN216469927U (en) | 2022-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122792752.4U Active CN216469927U (en) | 2021-11-15 | 2021-11-15 | High-temperature particle storage tank for photo-thermal power generation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216469927U (en) |
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2021
- 2021-11-15 CN CN202122792752.4U patent/CN216469927U/en active Active
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