CN107764119A - A kind of regenerative apparatus of gas and fused salt contact heat-exchanging - Google Patents
A kind of regenerative apparatus of gas and fused salt contact heat-exchanging Download PDFInfo
- Publication number
- CN107764119A CN107764119A CN201711174838.2A CN201711174838A CN107764119A CN 107764119 A CN107764119 A CN 107764119A CN 201711174838 A CN201711174838 A CN 201711174838A CN 107764119 A CN107764119 A CN 107764119A
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- Prior art keywords
- valve
- fused salt
- heat
- gas
- storage tank
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- 150000003839 salts Chemical class 0.000 title claims abstract description 132
- 230000001172 regenerating effect Effects 0.000 title claims abstract description 23
- 238000009825 accumulation Methods 0.000 claims abstract description 16
- 239000012530 fluid Substances 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 2
- 238000009792 diffusion process Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 10
- 238000005338 heat storage Methods 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 47
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 230000005611 electricity Effects 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
- F28D20/0034—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using liquid heat storage material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
- F28D20/0034—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using liquid heat storage material
- F28D2020/0047—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using liquid heat storage material using molten salts or liquid metals
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a kind of gas and the regenerative apparatus of fused salt contact heat-exchanging, it is related to fused salt heat storage technology field, including fused salt storage tank, diffuser, air accumulator, blower fan, heat exchanger, electric heater and some valves, by the switching of valve state, device can realize gas preheating, fused salt accumulation of heat, fused salt heat release and the fused salt different working condition such as heat release in accumulation of heat.The present invention is using gas and fused salt contact heat-exchanging technology, fused salt storage tank has two kinds of functions of accumulation of heat and heat release concurrently, it greatly simplify fused salt hold over system, with remarkable advantages such as simple in construction, cost is low, safe, anti-fused salt frozen blocks, fused salt heat storage technology can be effectively promoted in the commercial applications in middle low-temperature heat supply field.
Description
Technical field
The invention belongs to fused salt heat storage technology field, the accumulation of heat more particularly to a kind of gas and fused salt contact heat-exchanging fills
Put.
Background technology
Direct contact heat transfer refers to the heat energy transmittance process of two strands or a plurality of fluids in the case of without solid partition.Due to cold
Can be directly physically contacted between hot fluid, therefore the heat exchange mode is compared with wall-type heat exchange, advantage be heat transfer area it is big,
Rate of heat transfer is higher, heat-transfer effect is good, and the structure of heat-transfer equipment is simpler, easy to maintenance, goes out in wall-type heat exchange equipment
Existing thermal expansion, fouling and etching problem can greatly reduce.
It is more to be conducted heat using fuse salt and heat storage medium in existing photo-thermal power station, with reference to Steam Power Circulation generating,
Fused salt heat exchanging device uses dividing wall type heat exchanger, there is that heat exchanged thermoresistance is big, heat exchange efficiency is not high, and fused salt is on a large scale in pipeline
Corrosion and frozen block phenomenon can occur for flowing.On the other hand, the traditional fused salt proposed for photo-thermal power generation (high-temperature heat accumulation field)
Accumulation of heat scheme (double tank accumulation of heats and the accumulation of heat of mesolimnion list tank) cost of investment is high, nucleus equipment (pump for liquid salts and heat exchanger) technology
Difficulty is big, and anti-fused salt frozen block measure is complicated.These problems limit fused salt heat storage technology in middle low-temperature heat supply (industrial heating and collection
Middle heating etc.) commercial applications in field.
The content of the invention
It is an object of the invention to provide a kind of gas and the regenerative apparatus of fused salt contact heat-exchanging, connect using gas and fused salt
Heat transfer technology is touched, fused salt storage tank has two kinds of functions of accumulation of heat and heat release concurrently, greatly simplify fused salt hold over system, has structure letter
The remarkable advantages such as list, low, safe, the anti-fused salt frozen block of cost, can effectively promote fused salt heat storage technology to be led in middle low-temperature heat supply
The commercial applications in domain.
In order to solve the above technical problems, the present invention is achieved by the following technical solutions：
Regenerative apparatus of the invention for a kind of gas and fused salt contact heat-exchanging, including fused salt storage tank, heat exchanger and electrical heating
Device, air accumulator, blower fan and the second valve are sequentially communicated in the gas flow of the fused salt storage tank to heat exchanger；The heat exchanger
The 3rd valve and the 5th valve have been sequentially communicated into the gas flow of electric heater；The heat exchanger is also parallel with by the of first
Road, it is described first bypass on be provided with the first valve；The second valve and heat exchanger of first valve and heat exchanger air inlet
3rd valve in parallel of gas outlet is set；The electric heater is connected with the 6th valve in turn into the gas flow of fused salt storage tank
And triple valve；One gas outlet of the triple valve is connected to air accumulator, and another gas outlet of the triple valve is connected to diffuser；
The electric heater is also parallel with the second bypass, and the 4th valve is provided with second bypass；4th valve adds with electricity
5th valve of hot device air inlet and the 6th valve in parallel of electric heater gas outlet are set.
Further, the fused salt storage tank is horizontal tank or vertical storage tank, and its outer surface is provided with electric tracing and guarantor
Warm layer.
Further, a diffuser, the diffuser and fused salt storage tank and triple valve are also equipped with the fused salt storage tank
Connection；A charging aperture is additionally provided with the top of the fused salt storage tank, charging aperture uses as manhole；The fused salt accumulation of heat pot bottom is also
It is provided with salt outlet.
Further, fluid intake and fluid issuing are additionally provided with the heat exchanger.
Further, the diffuser includes a gas tank, and the surface of gas tank one is provided with an air inlet pipe, the air inlet pipe
It is mutually communicated with gas tank；The surface of the gas tank is uniformly provided with venthole；The gas tank include round box or rectangular box or
Cast casing.
Further, when the closing of the current path of triple valve and diffuser, second valve, the 3rd valve and the 4th valve
Door is the blower fan, the first valve, the 5th valve, electric heater, the 6th valve, triple valve and air accumulator after closed mode
Form a gas preheating circuit.
Further, when the current path of triple valve and air accumulator is closed, the current path of triple valve and diffuser is opened,
After second valve, the 3rd valve and the 4th valve are closed mode, the blower fan, the first valve, the 5th valve, electricity plus
Hot device, the 6th valve, triple valve, diffuser, fused salt storage tank and air accumulator form a fused salt regenerative circuit.
Further, when the current path of triple valve and air accumulator is closed, the current path of triple valve and diffuser is opened,
First valve, the 5th valve and the 6th valve are the blower fan, the second valve, heat exchanger, the 3rd valve after closed mode
Door, the 4th valve, triple valve, diffuser, fused salt storage tank and air accumulator form a fused salt heat release loop.
Further, when the current path of triple valve and air accumulator is closed, the current path of triple valve and diffuser is opened,
First valve, the 4th valve are the blower fan, the second valve, heat exchanger, the 3rd valve, the 5th valve after closed mode
Door, electric heater, the 6th valve, triple valve, diffuser, fused salt storage tank and air accumulator form fused salt heat release in accumulation of heat and returned
Road.
The invention has the advantages that：
1st, the present invention has accumulation of heat concurrently using gas (such as nitrogen inert gas) and fused salt contact heat-exchanging technology, fused salt storage tank
With two kinds of functions of heat release, heat exchange efficiency is high, simple in construction, greatly simplify fused salt hold over system, reduces system cost, and
Improve security of system.
2nd, the present invention abandons fused salt pipeline and expensive pump for liquid salts and fused salt heat exchanging device, and fused salt relevant device is than tradition
Fused salt regenerative apparatus is greatly decreased, and only comprising a fused salt storage tank, thoroughly solves the problems, such as fused salt frozen block.
3rd, the present invention avoids fused salt and heat exchanging fluid direct heat transfer, reduces and change by the use of gas as intermediate heat transfer medium
Hot fluid is leaked to the risk in fused salt, improves the security of device.
Certainly, any product for implementing the present invention it is not absolutely required to reach all the above advantage simultaneously.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, used required for being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other attached
Figure.
Fig. 1 is the schematic diagram of a kind of gas and the regenerative apparatus of fused salt contact heat-exchanging.
The diffuser structure that Fig. 2 is applied to vertical fused salt storage tank for the regenerative apparatus of a kind of gas and fused salt contact heat-exchanging shows
It is intended to.
The diffuser structure that Fig. 3 is applied to horizontal fused salt storage tank for the regenerative apparatus of a kind of gas and fused salt contact heat-exchanging shows
It is intended to.
In accompanying drawing, the list of parts representated by each label is as follows：
1- fused salt storage tanks, 2- diffusers, 3- charging apertures, 4- air accumulators, 5- blower fans, 6- heat exchangers, 7- electric heaters, 8-
One valve, the valves of 9- second, the valves of 10- the 3rd, the valves of 11- the 4th, the valves of 12- the 5th, the valves of 13- the 6th, 14- triple valves,
21- steam vents, 22- air inlets, 23- gas tanks, a- fluid intakes, b- fluid issuings, c- salt outlets.
Embodiment
Below in conjunction with the drawings and specific embodiments of the present invention, technical scheme is carried out clearly and completely
Description, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based on this hair
Embodiment in bright, all other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
In the description of the invention, it is to be understood that the indicating position such as term " on ", " in ", " interior ", " top ", " bottom "
Or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or the component or element that imply meaning
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
Refer to shown in Fig. 1, the regenerative apparatus of the invention for a kind of gas and fused salt contact heat-exchanging, including fused salt storage tank 1,
Heat exchanger 6 and electric heater 7, air accumulator 4, blower fan 5 and are sequentially communicated in the gas flow of fused salt storage tank 1 to heat exchanger 6
Two valves 9；Heat exchanger 6 has been sequentially communicated the 3rd valve 10 and the 5th valve 12 into the gas flow of electric heater 7；Heat exchanger
6 are also parallel with the first bypass, and the first valve 8 is provided with the first bypass；First valve 8 and the second valve of heat exchanger air inlet
9 and the 3rd valve 10 of heat exchanger gas outlet be arranged in parallel；Electric heater 7 is sequentially connected into the gas flow of fused salt storage tank 1
There are the 6th valve 13 and triple valve 14；One gas outlet of triple valve 14 is connected to air accumulator 4, and another gas outlet of triple valve 14 connects
It is connected to diffuser 2；Electric heater 7 is also parallel with the second bypass, and the 4th valve 11 is provided with the second bypass；4th valve 11 with
5th valve 12 of electric heater air inlet and the 6th valve 13 of electric heater gas outlet are arranged in parallel.
Wherein, fused salt storage tank 1 is horizontal tank or vertical storage tank, and its outer surface is provided with electric tracing and heat-insulation layer.
Wherein, a diffuser 2 is also equipped with fused salt storage tank 1, diffuser 2 connects with fused salt storage tank 1 and triple valve 4；It is molten
The top of salt storage tank 1 is additionally provided with a charging aperture 3, and charging aperture 3 uses as manhole, can be not only used for launching into fused salt storage tank 1 and melts
Salt, but also as overhaul of the equipments passage；The bottom of fused salt storage tank 1 is additionally provided with salt outlet c, and emergency episode operating mode or device are discarded
When, the fused salt in fused salt heat-accumulator tank 1 can be transferred to by safe place by salt outlet c.
Wherein, fluid intake a and fluid issuing b are additionally provided with heat exchanger 6.
Wherein, diffuser 2 includes a gas tank 23, and the surface of gas tank 23 1 is provided with an air inlet pipe 22, air inlet pipe 22 and gas tank
23 are mutually communicated；The surface of gas tank 23 is uniformly provided with venthole 21；Gas tank 23 includes round box or rectangular box or cast case
Body.
Wherein, when the closing of the current path of triple valve 14 and diffuser 2, the second valve 9, the 3rd valve 10 and the 4th valve
11 be blower fan 5, the first valve 8, the 5th valve 12, electric heater 7, the 6th valve 13, triple valve 14 and storage after closed mode
Gas tank 4 forms a gas preheating circuit.
Wherein, when the current path of triple valve 14 and air accumulator 4 is closed, the current path of triple valve 14 and diffuser 2 is beaten
Open, after the second valve 9, the 3rd valve 10 and the 4th valve 11 are closed mode, blower fan 5, the first valve 8, the 5th valve 12,
Electric heater 7, the 6th valve 13, triple valve 14, diffuser 2, fused salt storage tank 1 and air accumulator 4 form a fused salt regenerative circuit.
Wherein, when the current path of triple valve 14 and air accumulator 4 is closed, the current path of triple valve and diffuser 2 is opened,
First valve 8, the 5th valve 12 and the 6th valve 13 are blower fan 5, the second valve 9, heat exchanger 6, the 3rd valve after closed mode
The 10, the 4th valve 11 of door, triple valve 14, diffuser 2, fused salt storage tank 1 and air accumulator 4 form a fused salt heat release loop.
Wherein, when the current path of triple valve 14 and air accumulator 4 is closed, the current path of triple valve 14 and diffuser 2 is beaten
Open, the first valve 8, the 4th valve 11 are blower fan 5, the second valve 9, heat exchanger 6, the 3rd valve the 10, the 5th after closed mode
Valve 12, electric heater 7, the 6th valve 13, triple valve 14, diffuser 2, fused salt storage tank 1 and air accumulator 4 form a fused salt side and stored
Hot side heat release loop.
The regenerative apparatus of a kind of gas and fused salt contact heat-exchanging, heat transfer medium is used as using nitrogen.During accumulation of heat, second is closed
Valve 9, the 3rd valve 10 and the 4th valve 11, the first valve 8, the 5th valve 12 and the 6th valve 13 are opened, open electrical heating
Device 7 and blower fan 5.When the temperature of circulating current is less than fused salt heat-accumulator tank 1, regulating three-way valve 14, make circulating current without superfusion
Salt storage tank 1 flows directly into air accumulator 4, and by the heating of electric heater 7, recyclegas temperature raises rapidly.When circulating current
Temperature is higher than in fused salt heat-accumulator tank 1 after the temperature of fused salt, regulating three-way valve 14, circulating current is injected fused salt by diffuser 2
In storage tank 1.After high-temperature gas enters fused salt storage tank 1, with fused salt contact heat-exchanging, the fused salt in storage tank is heated, realized molten
The storage of salt heat energy.With the increase of accumulation of heat duration, temperature of molten salt gradually rises in fused salt storage tank 1, when being increased to highest accumulation of heat
During temperature, device stores full heat, and heat-accumulating process terminates, and closes electric heater 7, starts external heat release.During the external heat release of device, close
The first valve 8, the 5th valve 12 and the 6th valve 13 are closed, opens the second valve 9, the 3rd valve 10 and the 4th valve 11, circulation
Gas, to being heated from the outside that fluid intake a is flowed into thermal medium, thermal medium is used from stream after being heated by heat exchanger 6
Body outlet b outflows, while cooled gas is injected in fused salt storage tank 1 by diffuser 2, fused salt is contacted with cryogenic gas and changed
Heat, gas is heated, realize the release of fused salt heat energy.With the increase of heat release duration, in fused salt storage tank 1 temperature of molten salt by
Gradually reduce, when being reduced to minimum regenerator temperature, device exothermic process terminates, and enters next heat-accumulating process.Exothermic process
In, the rotating speed of blower fan 5 and the aperture of triple valve 14 are adjustable, on the one hand can control heat release power, on the other hand can adjust and follow
The temperature of ring gas.Control gas temperature all the time more than fused salt freezing point in whole exothermic process, prevent the row of diffuser 2
Stomata 22 is blocked.
When device is in off working state, the electric tracing of the outer surface of fused salt storage tank 1 starts in good time, maintains temperature of molten salt
More than freezing point, fused salt is avoided to be solidified in storage tank.When fused salt storage tank 1 needs to overhaul or device is discarded, pass through salt outlet c
All fused salts in storage tank are transferred to safe place.
Present invention disclosed above preferred embodiment is only intended to help and illustrates the present invention.Preferred embodiment is not detailed
All details are described, it is only described embodiment also not limit the invention.Obviously, according to the content of this specification,
It can make many modifications and variations.This specification is chosen and specifically describes these embodiments, is to preferably explain the present invention
Principle and practical application so that skilled artisan can be best understood by and utilize the present invention.The present invention is only
Limited by claims and its four corner and equivalent.
Claims (9)
1. the regenerative apparatus of a kind of gas and fused salt contact heat-exchanging, including fused salt storage tank (1), heat exchanger (6) and electric heater
(7), it is characterised in that：
The fused salt storage tank (1) has been sequentially communicated air accumulator (4), blower fan (5) and the second valve into the gas flow of heat exchanger (6)
Door (9)；
The heat exchanger (6) has been sequentially communicated the 3rd valve (10) and the 5th valve into the gas flow of electric heater (7)
(12)；
The heat exchanger (6) is also parallel with the first bypass, and the first valve (8) is provided with first bypass；First valve
Door (8) is arranged in parallel with second valve (9) of heat exchanger (6) air inlet and the 3rd valve (10) of heat exchanger (6) gas outlet；
The electric heater (7) is connected with the 6th valve (13) and triple valve in turn into the gas flow of fused salt storage tank (1)
(14)；
One gas outlet of the triple valve (14) is connected to air accumulator (4), and another gas outlet of the triple valve (14) is connected to
Diffuser (2)；
The electric heater (7) is also parallel with the second bypass, and the 4th valve (11) is provided with second bypass；Described 4th
6th valve (13) of the 5th valve (12) and electric heater (7) gas outlet of valve (11) and electric heater (7) air inlet is simultaneously
Connection is set.
2. the regenerative apparatus of a kind of gas according to claim 1 and fused salt contact heat-exchanging, it is characterised in that the fused salt
Storage tank (1) is horizontal tank or vertical storage tank, and fused salt storage tank (1) outer surface is provided with electric tracing and heat-insulation layer.
3. the regenerative apparatus of a kind of gas according to claim 1 and fused salt contact heat-exchanging, it is characterised in that the fused salt
A diffuser (2) is also equipped with storage tank (1), the diffuser (2) connects with fused salt storage tank (1) and triple valve (14)；It is described
A charging aperture (3) is additionally provided with the top of fused salt storage tank (1)；Fused salt heat-accumulator tank (1) bottom is additionally provided with salt outlet c.
4. the regenerative apparatus of a kind of gas according to claim 1 and fused salt contact heat-exchanging, it is characterised in that the heat exchange
Device is additionally provided with fluid intake a and fluid issuing b on (6).
5. the regenerative apparatus of a kind of gas according to claim 3 and fused salt contact heat-exchanging, it is characterised in that the diffusion
Device (2) includes a gas tank (23), and the surface of gas tank (23) one is provided with an air inlet pipe (22), the air inlet pipe (22) and gas tank
(23) it is mutually communicated；The surface of the gas tank (23) is uniformly provided with venthole (21)；The gas tank (23) include round box or
Rectangular box or cast casing.
6. the regenerative apparatus of a kind of gas according to claim 1 and fused salt contact heat-exchanging, it is characterised in that：Work as triple valve
(14) current path with diffuser (2) is closed, and second valve (9), the 3rd valve (10) and the 4th valve (11) are
After closed mode, the blower fan (5), the first valve (8), the 5th valve (12), electric heater (7), the 6th valve (13), threeway
Valve (14) and air accumulator (4) form a gas preheating circuit.
7. the regenerative apparatus of a kind of gas according to claim 1 and fused salt contact heat-exchanging, it is characterised in that work as triple valve
(14) current path with air accumulator (4) is closed, and the current path of triple valve (14) and diffuser (2) is opened, second valve
Door (9), the 3rd valve (10) and the 4th valve (11) are the blower fan (5), the first valve (8), the 5th valve after closed mode
Door (12), electric heater (7), the 6th valve (13), triple valve (14), diffuser (2), fused salt storage tank (1) and air accumulator (4) structure
Into a fused salt regenerative circuit.
8. the regenerative apparatus of a kind of gas according to claim 1 and fused salt contact heat-exchanging, it is characterised in that work as triple valve
(14) current path with air accumulator (4) is closed, and the current path of triple valve (14) and diffuser (2) is opened, first valve
Door (8), the 5th valve (12) and the 6th valve (13) are the blower fan (5), the second valve (9), heat exchanger after closed mode
(6), the 3rd valve (10), the 4th valve (11), triple valve (14), diffuser (2), fused salt storage tank (1) and air accumulator (4) are formed
One fused salt heat release loop.
9. the regenerative apparatus of a kind of gas according to claim 1 and fused salt contact heat-exchanging, it is characterised in that work as triple valve
(14) current path with air accumulator (4) is closed, and the current path of triple valve (14) and diffuser (2) is opened, first valve
Door (8), the 4th valve (11) are the blower fan (5), the second valve (9), heat exchanger (6), the 3rd valve after closed mode
(10), the 5th valve (12), electric heater (7), the 6th valve (13), triple valve (14), diffuser (2), fused salt storage tank (1) and
Air accumulator (4) forms fused salt heat release loop in accumulation of heat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711174838.2A CN107764119B (en) | 2017-11-22 | 2017-11-22 | Heat storage device for heat exchange by contact between gas and molten salt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711174838.2A CN107764119B (en) | 2017-11-22 | 2017-11-22 | Heat storage device for heat exchange by contact between gas and molten salt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107764119A true CN107764119A (en) | 2018-03-06 |
| CN107764119B CN107764119B (en) | 2024-04-05 |
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|---|---|---|---|
| CN201711174838.2A Active CN107764119B (en) | 2017-11-22 | 2017-11-22 | Heat storage device for heat exchange by contact between gas and molten salt |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113251663A (en) * | 2021-05-19 | 2021-08-13 | 中国电建集团江西装备有限公司 | High-temperature molten salt storage tank preheating and heating device and method |
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| CN113251663A (en) * | 2021-05-19 | 2021-08-13 | 中国电建集团江西装备有限公司 | High-temperature molten salt storage tank preheating and heating device and method |
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