CN207635632U - A kind of thin salt device of the exhaust of fused salt heat dump - Google Patents
A kind of thin salt device of the exhaust of fused salt heat dump Download PDFInfo
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- CN207635632U CN207635632U CN201721255703.4U CN201721255703U CN207635632U CN 207635632 U CN207635632 U CN 207635632U CN 201721255703 U CN201721255703 U CN 201721255703U CN 207635632 U CN207635632 U CN 207635632U
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- heat dump
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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
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Abstract
The utility model is related to a kind of exhausts of fused salt heat dump to dredge salt device, and heat dump includes N grades of heat dump units, and heat dump unit has a first end and a second end, including：First connecting tube connects the first end of adjacent heat dump unit；Second connecting tube connects the second end of adjacent heat dump unit；Inlet tube connects the 1st grade of heat dump unit；Outlet connects N grades of heat dump units；First connecting tube and the second connecting tube are staggered, and each heat dump unit is sequentially communicated by inlet tube, the first connecting tube, the second connecting tube and outlet；Exhaust branch pipe with air bleeding valve connects one to one with the first connecting tube；Band dredges the thin salt branch pipe of salt valve, connects one to one with the second connecting tube.The utility model provides a kind of thin salt device of the exhaust being efficiently applicable to fused salt heat dump.
Description
Technical field
The utility model is related to photo-thermal power generation fields more particularly to a kind of exhaust of fused salt heat dump to dredge salt device.
Background technology
Heat dump is one of the core equipment of tower type solar electricity generation system.Heat dump is set as the master of heat absorption and heat transfer
It is standby, by structure type, be divided into tubular type heat dump and positive displacement heat dump, heat absorption and heat transfer medium mainly have water/steam, fused salt,
Liquid Sodium and air.
The Chinese patent of Patent No. CN204128229U discloses a kind of fused salt solar heat absorber emptying gas exhaust piping
Defroster, include the heat dump being connected in series by 1~n grades of heating surfaces, be located at heat dump at the top of top connecting tube and position
Adjacent two-stage heating surface is interconnected by the bottom connecting tube in heat dump bottom so that the heating surfaces at different levels of heat dump are connected into
" bow " font circuit；The exhaust branch pipe with restricting orifice is connected in the top connecting tube, several exhaust branch pipes, which collect, to be become
Exhaust main；The emptying branch pipe with electric gate valve is connected in the bottom connecting tube, electric gate valve valve plate is equipped with throttle orifice,
Several emptying branch pipes collect to empty manifold；It is equipped with total gate valve on exhaust main and emptying manifold.This patent heat dump
Inner molten salt is realized exhaust line and is emptied the heating coil of pipeline, ensure exhaust and emptied by exhaust line and thin salt pipeline
The assured uniform of pipeline is heated, and pipe temperature is maintained to be higher than fused salt solidification point, can to avoid the blocking of pipeline, but exhaust line and
Shunting of the salt pipeline to flow rate of molten salt is dredged, heat dump loss of efficiency is inevitably caused.
Therefore, the shunting of the heat dump exhaust line of the prior art and thin salt pipeline to flow rate of molten salt, inevitably
Cause heat dump loss of efficiency.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of exhausts being efficiently applicable to fused salt heat dump to dredge
Salt device.
In order to solve the above technical problems, the technical solution of the utility model is：A kind of exhaust for fused salt heat dump is dredged
Salt device, the heat dump include N grades of heat dump units, and the heat dump unit has a first end and a second end, including：First
Connecting tube connects the first end of adjacent heat dump unit；Second connecting tube connects the second end of adjacent heat dump unit；Import
Pipe connects the 1st grade of heat dump unit；Outlet connects N grades of heat dump units；First connecting tube and the second connecting tube
It is staggered, each heat absorption is sequentially communicated by the inlet tube, first connecting tube, second connecting tube and the outlet
Device unit；Exhaust branch pipe with air bleeding valve connects one to one with first connecting tube；Band dredges the thin salt branch pipe of salt valve, with
Second connecting tube connects one to one；Each of the utility model exhaust branch pipe is equipped with the independent exhaust
Valve, in heat dump operational process, the exhaust pipe and the thin salt pipe are closed, and are avoided exhaust pipe described in heat dump and described are dredged
Shunting of the salt pipe to flow rate of molten salt avoids causing heat dump loss of efficiency.
Further include import tank and outlet tank as a preferred technical solution,；The inlet tube is connected to the import tank and the 1st
Grade heat dump unit, the outlet are connected to the outlet tank and N grades of heat dump units.
The exhaust branch pipe is connected to the outlet tank as a preferred technical solution,.
Further include dredging salt manifold as a preferred technical solution, is connected to the import tank and thin salt branch pipe.
The heat dump is placed vertically as a preferred technical solution, wherein horizontal pipeline has folder with horizontal direction
Angle, the horizontal pipeline include at least portion discharge branch pipe or thin salt manifold.
It is described as a preferred technical solution, to further include the tedge being connected to the import tank and connect with the outlet tank
Logical down-comer.
The inlet tube connects the first end of the 1st grade of heat dump unit, first connection as a preferred technical solution,
Pipe is connected to the first end of even level and its rear stage heat dump unit, and the second connecting tube connection odd level and its rear stage are inhaled
The second end of hot device unit；The outlet connects the first end of N grades of heat dump units, and wherein N is even number；Alternatively, described
Inlet tube connects the first end of the 1st grade of heat dump unit, the first connecting tube connection even level and its rear stage heat dump list
The second end of the first end of member, the second connecting tube connection odd level and its rear stage heat dump unit；The outlet connects
The second end of N grades of heat dump units is connect, wherein N is odd number；Alternatively, the inlet tube connects the of the 1st grade of heat dump unit
The first end of two ends, the first connecting tube connection odd level and its rear stage heat dump unit, the second connecting tube connection
The second end of even level and its rear stage heat dump unit；The outlet connects the second end of N grades of heat dump units, wherein
N is even number；Alternatively, the inlet tube connects the second end of the 1st grade of heat dump unit, the first connecting tube connection odd level and
The second of the first end of its rear stage heat dump unit, the second connecting tube connection even level and its rear stage heat dump unit
End；The outlet connects the first end of N grades of heat dump units, and wherein N is odd number.
If the inlet tube connects the first end of the 1st grade of heat dump unit as a preferred technical solution, further include and institute
State the exhaust branch pipe with air bleeding valve of inlet tube connection；If the outlet connects the second end of N grades of heat dump units, also wrap
Include the thin salt branch pipe that the band being connect with the outlet dredges salt valve.
The heat dump unit includes being arranged in the first header of the first end and setting as a preferred technical solution,
In the second header of the second end；First connecting tube is connected to the first header of adjacent heat dump unit, and described second connects
Take over the second header for being connected to adjacent heat dump unit.
By adopting the above-described technical solution, the utility model has the beneficial effects that：Each of the utility model row
Gas branch pipe is equipped with the independent air bleeding valve, and in heat dump operational process, the exhaust pipe and the thin salt pipe are closed, and are kept away
Exempt from the shunting of heat dump exhaust pipe and thin salt pipe to flow rate of molten salt, avoids causing heat dump loss of efficiency.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the structure chart of the utility model embodiment.
Specific implementation mode
For the technology contents, construction feature of the utility model is described in detail, below in conjunction with embodiment and coordinate attached drawing detailed
Carefully it is explained.
As shown in Figure 1, the utility model provides a kind of device of the thin salt exhaust of fuse salt solar heat absorber, device packet
It includes, the 1st grade of heat dump unit 1, the 2nd grade of heat dump unit 2,3rd level heat dump unit 3, tedge 4, import tank 5, inlet tube
6, the first connecting tube 7, the second connecting tube 8, air bleeding valve 9, exhaust branch pipe 10, the first header 11, the second header 12, thin salt manifold
13, it dredges salt branch pipe 14, dredge salt valve 15, outlet tank 16, down-comer 17 and outlet 18.The utility model includes being absorbed heat by 1~N grades
The heat dump that device unit is connected in series, wherein the value of N determines that tedge 4 connects with import tank 5 according to the power of heat dump
It connects, inlet tube 6 is drawn from import tank 5, be located at the first connecting tube 7 at the top of heat dump and the second connection positioned at heat dump bottom
The units at different levels of heat dump are connected into circuit by pipe 8, also, adjacent two-stage unit is interconnected.Specifically, the circuit is
Refer to：The top of 1st grade of heat dump unit 1 is the first header of unit 11, and the bottom of heat dump unit is the second header of unit 12, into
Mouth pipe 6 is connected to the top of the 1st grade of the first header of unit 11, and the 1st grade of unit lower header and the 2nd grade of unit lower header pass through connection
Pipe is connected to, and the 2nd grade of the first header of unit is connected to the first header of 3rd level unit, until the second header and the N- of N grades of units
1 grade of the second header of unit connection, heat dump outlet are set to N grades of units first and collect box top, exported from inlet tube 6 to heat dump
Pipe 18 is formed by access.The exhaust branch pipe 10 with air bleeding valve 9 is connected in top connecting tube 7, all exhaust branch pipes 10 collect
In outlet tank 16, down-comer 17 is connected to outlet tank, and the thin salt branch pipe 14 that band dredges salt valve 15, institute are connected in bottom connecting tube 8
There is thin salt branch pipe 14 to accumulate thin salt manifold 13, dredges salt manifold 13 and be connected with import tank 5, certain inclination should be arranged in all pipelines
Degree, so that fuse salt flows back by its own gravity.
In one embodiment, inlet tube 6 connects the first end of the 1st grade of heat dump unit 1, and the connection of the first connecting tube is even
The first end of several levels and its rear stage heat dump unit, the second connecting tube are connected to the of odd level and its rear stage heat dump unit
Two ends, outlet connect the first end of N grades of heat dump units, and wherein N is even number.
In another embodiment, inlet tube 6 connects the first end of the 1st grade of heat dump unit 1, the connection of the first connecting tube
The first end of even level and its rear stage heat dump unit, the second connecting tube connection odd level and its rear stage heat dump unit
Second end, outlet connect the second end of N grades of heat dump units, and wherein N is odd number.
In another embodiment, inlet tube 6 connects the second end of the 1st grade of heat dump unit 1, the connection of the first connecting tube
The first end of odd level and its rear stage heat dump unit, the second connecting tube connection even level and its rear stage heat dump unit
Second end, outlet connect the second end of N grades of heat dump units, and wherein N is even number.
In another embodiment, inlet tube 6 connects the second end of the 1st grade of heat dump unit 1, the connection of the first connecting tube
The first end of odd level and its rear stage heat dump unit, the second connecting tube connection even level and its rear stage heat dump unit
Second end, outlet connect the first end of N grades of heat dump units, and wherein N is odd number.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (9)
1. salt device is dredged in a kind of exhaust of fused salt heat dump, the heat dump includes N grades of heat dump units, the heat dump unit
It has a first end and a second end, which is characterized in that including：
First connecting tube connects the first end of adjacent heat dump unit；
Second connecting tube connects the second end of adjacent heat dump unit；
Inlet tube connects the 1st grade of heat dump unit；
Outlet connects N grades of heat dump units；
First connecting tube and the second connecting tube are staggered, and pass through the inlet tube, first connecting tube, second connection
Pipe and the outlet are sequentially communicated each heat dump unit；
Exhaust branch pipe with air bleeding valve connects one to one with first connecting tube；
Band dredges the thin salt branch pipe of salt valve, connects one to one with second connecting tube.
2. salt device is dredged in the exhaust of fused salt heat dump as described in claim 1, which is characterized in that further include import tank and outlet
Tank；The inlet tube is connected to the import tank and the 1st grade of heat dump unit, and the outlet is connected to the outlet tank and N grades
Heat dump unit.
3. salt device is dredged in the exhaust of fused salt heat dump as claimed in claim 2, which is characterized in that the exhaust branch pipe is connected to institute
State outlet tank.
4. salt device is dredged in the exhaust of fused salt heat dump as claimed in claim 2, which is characterized in that further include dredging salt manifold, even
Lead to the import tank and thin salt branch pipe.
5. salt device is dredged in the exhaust of fused salt heat dump as claimed in claim 4, which is characterized in that the heat dump is put vertically
It sets, wherein horizontal pipeline has angle with horizontal direction, and the horizontal pipeline includes at least portion discharge branch pipe or thin salt is total
Pipe.
6. salt device is dredged in the exhaust of fused salt heat dump as claimed in claim 2, which is characterized in that further include and the import tank
The tedge of connection and the down-comer being connected to the outlet tank.
7. salt device is dredged in the exhaust such as claim 1 to 6 any one of them fused salt heat dump, it is characterised in that；
The inlet tube connects the first end of the 1st grade of heat dump unit, the first connecting tube connection even level and its rear stage
The second end of the first end of heat dump unit, the second connecting tube connection odd level and its rear stage heat dump unit；It is described
Outlet connects the first end of N grades of heat dump units, and wherein N is even number；Alternatively,
The inlet tube connects the first end of the 1st grade of heat dump unit, the first connecting tube connection even level and its rear stage
The second end of the first end of heat dump unit, the second connecting tube connection odd level and its rear stage heat dump unit；It is described
Outlet connects the second end of N grades of heat dump units, and wherein N is odd number；Alternatively,
The inlet tube connects the second end of the 1st grade of heat dump unit, the first connecting tube connection odd level and its rear stage
The second end of the first end of heat dump unit, the second connecting tube connection even level and its rear stage heat dump unit；It is described
Outlet connects the second end of N grades of heat dump units, and wherein N is even number；Alternatively,
The inlet tube connects the second end of the 1st grade of heat dump unit, the first connecting tube connection odd level and its rear stage
The second end of the first end of heat dump unit, the second connecting tube connection even level and its rear stage heat dump unit；It is described
Outlet connects the first end of N grades of heat dump units, and wherein N is odd number.
8. salt device is dredged in the exhaust of fused salt heat dump as claimed in claim 7, which is characterized in that
Further include the band air bleeding valve being connect with the inlet tube if the inlet tube connects the first end of the 1st grade of heat dump unit
Exhaust branch pipe；Further include the band being connect with the outlet if the outlet connects the second end of N grades of heat dump units
Dredge the thin salt branch pipe of salt valve.
9. salt device is dredged in the exhaust such as claim 1 to 6 any one of them fused salt heat dump, which is characterized in that the heat absorption
Device unit include be arranged the first end the first header and the second header in the second end is set；First connection
Pipe is connected to the first header of adjacent heat dump unit, and second connecting tube is connected to the second header of adjacent heat dump unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721255703.4U CN207635632U (en) | 2017-09-28 | 2017-09-28 | A kind of thin salt device of the exhaust of fused salt heat dump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721255703.4U CN207635632U (en) | 2017-09-28 | 2017-09-28 | A kind of thin salt device of the exhaust of fused salt heat dump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207635632U true CN207635632U (en) | 2018-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721255703.4U Active CN207635632U (en) | 2017-09-28 | 2017-09-28 | A kind of thin salt device of the exhaust of fused salt heat dump |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357418A (en) * | 2018-09-21 | 2019-02-19 | 上海电气集团股份有限公司 | A kind of cylinder formula fused salt heat absorber device and starting method |
-
2017
- 2017-09-28 CN CN201721255703.4U patent/CN207635632U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357418A (en) * | 2018-09-21 | 2019-02-19 | 上海电气集团股份有限公司 | A kind of cylinder formula fused salt heat absorber device and starting method |
| CN109357418B (en) * | 2018-09-21 | 2021-01-19 | 上海电气集团股份有限公司 | Cylindrical molten salt heat absorber device and starting method |
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