CN209244624U - The recompression circulation close-coupled supercritical carbon dioxide of small-sized sodium heap recycles energy supplying system - Google Patents
The recompression circulation close-coupled supercritical carbon dioxide of small-sized sodium heap recycles energy supplying system Download PDFInfo
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- CN209244624U CN209244624U CN201920046450.2U CN201920046450U CN209244624U CN 209244624 U CN209244624 U CN 209244624U CN 201920046450 U CN201920046450 U CN 201920046450U CN 209244624 U CN209244624 U CN 209244624U
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Abstract
The recompression circulation close-coupled supercritical carbon dioxide of small-sized sodium heap recycles energy supplying system, belongs to distributed energy technical field.The utility model in order to solve the problem of existing energy Island volume, weight, subsidiary engine substantial amounts be not suitable for minimize scene.The utility model includes for providing the first circuit of heat source, the second servo loop for transmitting heat, the tertiary circuit for converting thermal energy into electric energy and for the 4th circuit of heating network, heat is carried out by sodium-sodium heat exchanger between first circuit and second servo loop to exchange, heat is carried out by sodium-co 2 heat exchanger between second servo loop and tertiary circuit to exchange, cryogenic regenerator is connected on tertiary circuit, tertiary circuit carries out heat by cryogenic regenerator with the 4th circuit and exchanges；Turbine, generator and the main compressor in the 4th circuit that tertiary circuit is provided with are coaxially arranged.The utility model is compact-sized, is more conducive to apply in the place of narrow space, more conducively realize integrated.
Description
Technical field
Circulation energy supplying system is realized using supercritical carbon dioxide circulation the utility model relates to a kind of, belongs to distributed energy
Source technology field.
Background technique
Sodium-cooled fast reactor is that current development is more comprehensive in nuclear power of new generation, is sent out by the emphasis that experimental verification has reliability
Open up heap-type.Sodium-cooled fast reactor conventional island mainly uses vapour-device of working medium at present, but since vapor (steam) temperature is lower (about 480 DEG C), leads to heat
Power cycle efficieny is relatively low.In addition, sodium water reaction can generate strong corrosive material sodium hydroxide and explosive gas hydrogen, it is
Core heap impacts safely.Using vapour-device of working medium conventional island steam turbine volume, weight, subsidiary engine substantial amounts, it is unfavorable for system
Miniaturization and lightweight.Small-sized heap is suitable for the scenes such as ship power, mobile energy Island, frontier defense coast defence.Usually isolated network is transported
Row, power load have large change；Volume, weight, system complexity there are certain requirements simultaneously.Therefore, current small-sized
Heap efficiency is generally lower, there is biggish room for promotion.
Utility model content
Purpose of the utility model is to solve existing energy Island volume, weight, subsidiary engine substantial amounts, are not suitable for small
The problem of type scene, and then the recompression circulation close-coupled supercritical carbon dioxide for providing small-sized sodium heap recycles energy supplying system.
The technical solution of the utility model includes:
The recompression circulation close-coupled supercritical carbon dioxide of small-sized sodium heap recycles energy supplying system, including for providing heat source
The first circuit, the second servo loop for transmitting heat, the tertiary circuit for converting thermal energy into electric energy and be used for heating tube
4th circuit of net, the cycle fluid of the first circuit and second servo loop are sodium, and the cycle fluid in tertiary circuit and the 4th circuit is
Carbon dioxide carries out heat by sodium-sodium heat exchanger between the first circuit and second servo loop and exchanges, second servo loop and tertiary circuit
Between heat exchange carried out by sodium-co 2 heat exchanger and realize power supply, cryogenic regenerator is connected on tertiary circuit, the
Three circuits are exchanged by cryogenic regenerator progress heat with the 4th circuit and realize heat supply；
First circuit is sodium-cooled fast reactor inner ring heating system circuit, the tertiary circuit be equipped with turbine and with
The generator of turbine connection, the 4th circuit are equipped with cooler and main compressor, sodium-co 2 heat exchanger hot end
Outlet is connect with the entrance of turbine, and the hot-side inlet of the outlet connection cryogenic regenerator of turbine is connected, the cold end of cryogenic regenerator
Outlet is connected with sodium-co 2 heat exchanger cold-side inlet, and the hot end outlet of cryogenic regenerator is connected to the entrance of cooler,
The outlet of cooler is connected with the entrance of main compressor, and the outlet of main compressor is connected to the cold-side inlet of cryogenic regenerator, cold
But device and heating network interface establish connection；
The turbine, generator and main compressor are coaxially arranged, and turbine acting realizes power generation for generator, and turbine drives
Dynamic main compressor operating.
It is preferred: high temperature regenerator to be additionally provided on tertiary circuit, the outlet of turbine and the hot-side inlet of high temperature regenerator connect
Logical, the hot end outlet of high temperature regenerator is connected to the hot-side inlet of cryogenic regenerator, the hot end outlet and the 4th of cryogenic regenerator
The arrival end in circuit is connected to, and the outlet end in the 4th circuit is connected to the cold-side inlet of cryogenic regenerator, the cold end of cryogenic regenerator
Outlet is connected to the cold-side inlet of high temperature regenerator, the cold side outlet and sodium-co 2 heat exchanger cold end of high temperature regenerator
Entrance connection.
It is preferred: recompression machine, recompression machine and turbine, generator and main pressure have been arranged in parallel on the 4th circuit
Contracting machine is coaxially arranged, and current divider and junction station, the hot end outlet of the cryogenic regenerator and current divider are additionally provided on the 4th circuit
Entrance is connected, and is connected through one end in two stock stream of current divider with cooler, and cooler outlet is connected with main compressor entrance, main
Compressor outlet is connected with cryogenic regenerator cold-side inlet, through the other end and recompression machine entrance phase in two stock stream of current divider
Even, the cold end of the outlet and cryogenic regenerator that recompress machine connects after junction station converges with the cold-side inlet of high temperature regenerator
It is logical.
Preferred: the cooler and heating network orifice realizes heat supply.
The utility model has the following beneficial effects:
1, matching using supercritical carbon dioxide working medium according to sodium-cooled fast reactor feature, in conjunction with small cores heap switchable type
Cogeneration application background devises simple-recompression close-coupled supercritical carbon dioxide energy supplying system, it can be achieved that pure power generation is
System cycle efficieny reaches 37%；Cogeneration can be achieved, circulating generation efficiency 33% provides 85 DEG C, 0.8MPa hot water, hot merit
Rate accounting heating power circuit power of heat source 50%；
2, rotating machinery is coaxially arranged, avoids and provides the mistake of low-grade energy (mechanical work) using high-grade energy (electric power)
Journey；Thermal technology's conversion equipment volume substantially reduces 50%~80%, is more conducive to apply in the place of narrow space, and is more conducive to realize
It is integrated；
3, the recompression circulation close-coupled supercritical carbon dioxide circulation energy supplying system of small-sized sodium heap is to be with carbon dioxide
Working medium is simultaneously in a supercritical state always in the circulating cycle, and working medium energy-flux density is big, takes thermal energy power forces main device volume compared with water-
Steam circulation has significant diminution, while can also water-saving or in water resource shortage area use.
Detailed description of the invention
Fig. 1 is the recompression circulation close-coupled supercritical carbon dioxide circulation energy supplying system annexation figure of small-sized sodium heap；
The first circuit 1- in figure, 2- second servo loop, 3- tertiary circuit, the 4th circuit 4-, 10- sodium cooled fast reactor core, 11-
Sodium-sodium heat exchanger, 12- sodium-co 2 heat exchanger, 13- cryogenic regenerator, 14- high temperature regenerator, 15- cooler, 21- are saturating
Flat, 22- main compressor, 23- recompresses machine, 31- generator, 41- current divider, 42- junction station, 51- heating network interface.
Specific embodiment
Specific embodiment 1: embodiment is described with reference to Fig. 1, the recompression circulation of the small-sized sodium heap of present embodiment
Close-coupled supercritical carbon dioxide recycles energy supplying system, including the first circuit 1 for providing heat source, for transmitting heat
Secondary circuit 2, the tertiary circuit 3 for converting thermal energy into electric energy and the 4th circuit 4 for heating network, 1 He of the first circuit
The cycle fluid of second servo loop 2 is sodium, and the cycle fluid in tertiary circuit 3 and the 4th circuit is carbon dioxide, the first circuit 1 and the
Heat exchange is carried out by sodium-sodium heat exchanger 11 between secondary circuit 2, passes through sodium-dioxy between second servo loop 2 and tertiary circuit 3
Change carbon heat exchanger 12 and carry out heat exchange and simultaneously realize power supply, be connected with cryogenic regenerator 13 on tertiary circuit 3, tertiary circuit 3 and
4th circuit 4 carries out heat exchange by cryogenic regenerator 13 and realizes heat supply；
First circuit 1 is sodium-cooled fast reactor inner ring heating system circuit, and the tertiary circuit 3 is equipped with turbine 21
And the generator 31 connecting with turbine 21, the 4th circuit 4 are equipped with cooler 15 and main compressor 22, sodium-titanium dioxide
The hot end outlet of carbon heat exchanger 12 is connect with the entrance of turbine 21, and the hot end of the outlet connection cryogenic regenerator 13 of turbine 21 enters
Mouth is connected, and the cold side outlet of cryogenic regenerator 13 is connected with the cold-side inlet of sodium-co 2 heat exchanger 12, cryogenic regenerator 13
Hot end outlet be connected to the entrance of cooler 15, the outlet of cooler 15 is connected with the entrance of main compressor 22, main compressor
22 outlet is connected to the cold-side inlet of cryogenic regenerator 13, and cooler 15 and heating network interface 51 establish connection；
The turbine 21, generator 31 and main compressor 22 are coaxially arranged, and the workmanship of turbine 21 is realized for generator 31
Power generation, turbine 21 drive main compressor 22 to operate.
So set, be potential new-generation circulation pattern using the power generation of supercritical carbon dioxide Brayton cycle,
It is mainly characterized by using carbon dioxide as working medium and in a supercritical state always in the circulating cycle, working medium energy-flux density is big, takes thermal energy
Power is strong, using supercritical carbon dioxide as the entire cogeneration system main equipment volume of cycle fluid compared with water-steam circulation
There is significant diminution, while can also water-saving or in water resource shortage area use.
Specific embodiment 2: embodiment is described with reference to Fig. 1, the recompression circulation of the small-sized sodium heap of present embodiment
Close-coupled supercritical carbon dioxide recycles energy supplying system, is additionally provided with high temperature regenerator 14 on tertiary circuit 3, the outlet of turbine 21 with
The hot-side inlet of high temperature regenerator 14 is connected to, and the hot end outlet of high temperature regenerator 14 and the hot-side inlet of cryogenic regenerator 13 connect
Logical, the hot end outlet of cryogenic regenerator 13 is connected to the arrival end in the 4th circuit 4, the outlet end in the 4th circuit 4 and low temperature backheat
The cold-side inlet of device 13 is connected to, and the cold side outlet of cryogenic regenerator 13 is connected to the cold-side inlet of high temperature regenerator 14, and high temperature returns
The cold side outlet of hot device 14 is connected to the cold-side inlet of sodium-co 2 heat exchanger 12.
So set, being provided with high temperature regenerator 14 on tertiary circuit 3, high temperature regenerator 14 can be improved tertiary circuit
3 and the 4th heat exchange efficiency between circuit 4, guarantee system keep high efficiency during power supply and/or the variation of heat demand.
Specific embodiment 3: embodiment is described with reference to Fig. 1, the recompression circulation of the small-sized sodium heap of present embodiment
Close-coupled supercritical carbon dioxide recycles energy supplying system, has been arranged in parallel recompression machine 23 on the 4th circuit 4, recompresses
Machine 23 and turbine 21, generator 31 and main compressor 22 are coaxially arranged, are additionally provided with current divider 41 and junction station on the 4th circuit 4
42, the outlet of the hot end of the cryogenic regenerator 13 is connected with 41 entrance of current divider, through in 41 liang of stock streams of current divider one end and
Cooler 15 is connected, and the outlet of cooler 15 is connected with 22 entrance of main compressor, and the outlet of main compressor 22 is cold with cryogenic regenerator 13
End entrance is connected, and is connected through the other end in 41 liang of stock streams of current divider with recompression 23 entrance of machine, recompresses the outlet of machine 23
It is connected to after the confluence of junction station 42 with the cold-side inlet of high temperature regenerator 14 with the cold end of cryogenic regenerator 13.So set,
The recompression machine 23 being arranged in parallel on the 4th circuit 4 can be improved system thermoelectrical efficiency, be embodied in, in recompression machine
Circulation under the action of 23 with the 3 inner silica carbon cycle working medium of tertiary circuit of the realization function of supplying power of the 4th circuit communication is imitated
Rate is reinforced, therefore this recompression machine 23 being arranged in parallel improves the thermoelectrical efficiency of entire cogeneration system, and
Tertiary circuit 3 and the 4th circuit 4 are realized interconnection by the recompression machine 23 that connection mode is arranged on the whole, this to interconnect the effect reached
Fruit is far longer than only increases the effect for only increasing heating cycle efficiency that compressors in series reaches on the 4th circuit, moreover,
There is the mode of this parallel connection the control system relatively rationalized may be implemented individually to control parallel line in cogeneration process
Open and close, and then effectively control cogeneration efficiency.
The circuit cycle structure of the utility model can be switched over by regenerator, junction station, current divider bypass；
When the bypass of cryogenic regenerator 13, the bypass of junction station 42, the bypass of current divider 41 are closed, tertiary circuit only exports electricity
Can, 12 cold side outlet of sodium-co 2 heat exchanger is connected with 21 entrance of turbine, the outlet of turbine 21 and 14 hot end of high temperature regenerator
Entrance is connected, and the outlet of 14 hot end of high temperature regenerator is connected with 13 hot-side inlet of cryogenic regenerator, the outlet of 13 hot end of cryogenic regenerator
It is connected with 41 entrance of current divider, the outlet A of current divider 41 is connected with recompression 23 entrance of machine, the outlet B and cooling of current divider 41
Device 15 is connected, and the outlet of cooler 15 is connected with 22 entrance of main compressor, and the outlet of main compressor 22 enters with 13 cold end of cryogenic regenerator
Mouth is connected, and 14 cold side outlet of cryogenic regenerator is connected with the B entrance of junction station 42, and the outlet of recompression machine 23 enters with junction station 42A
Mouth is connected, and the outlet of junction station 42 is connected with 14 cold-side inlet of high temperature regenerator, 13 cold side outlet of high temperature regenerator and sodium-titanium dioxide
12 cold-side inlet of carbon heat exchanger is connected.
When the bypass of cryogenic regenerator 13, the bypass of junction station 42, the bypass of current divider 41 are opened, it is same that tertiary circuit exports electric energy
The 4th circuit heat supply of Shi Qiyong, cooler water cooling working medium are used for user's heat supply；12 cold side outlet of sodium-co 2 heat exchanger and thoroughly
Flat 21 entrances are connected, and the outlet of turbine 21 is connected with 14 hot-side inlet of high temperature regenerator, the outlet of 14 hot end of high temperature regenerator and low temperature
13 hot end bypass inlet of regenerator is connected, and 13 hot end bypass outlet of cryogenic regenerator is connected with 41 bypass inlet of current divider, shunts
41 bypass outlet of device is connected with cooler 15, cooler 15 outlet is connected with 22 entrance of main compressor, main compressor 22 export and
14 cold end bypass inlet of cryogenic regenerator is connected, and 14 cold end bypass outlet of cryogenic regenerator is connected with 42 bypass inlet of junction station,
42 bypass outlet of junction station is connected with 13 cold-side inlet of high temperature regenerator, 13 cold side outlet of high temperature regenerator and sodium-carbon dioxide
12 cold-side inlet of heat exchanger is connected.The cooling working medium side outlet of cooler 15 is connected with 51 output end of heating network interface.
It is that the utility model is created in thermoelectricity that the present embodiment proposed has been arranged in parallel recompression machine 23 on the 4th circuit 4
One important breakthrough of alliance energy resource system, this mode improve cogeneration efficiency, also further improve energy utilization
Rate.
Only increase on the 4th circuit in order to further illustrate being greater than using the raising of recompression machine 23 cogeneration efficiency
Add the effect for only increasing heating cycle efficiency that compressors in series reaches, be specifically described below as follows:
The recompression machine in parallel on the 4th circuit, the cycle fluid by 13 hot end of cryogenic regenerator outlet output passes through at this time
The shunting of current divider 41 is crossed, a part is used for heating network heat supply, and another part is after recompression machine 23, high temperature regenerator 14
Into sodium-co 2 heat exchanger 12, into sodium-co 2 heat exchanger 12 cycle fluid exchange heat again after for turbine 21
Acting power generation, the power supply of tertiary circuit 3 at this time and 4 heating efficiency of the 4th circuit get a promotion, and the two is synchronous carries out；
Therefore the function and effect of recompression machine 23 in parallel are significant.
Specific embodiment 4: embodiment is described with reference to Fig. 1, the recompression circulation of the small-sized sodium heap of present embodiment
Close-coupled supercritical carbon dioxide recycles energy supplying system, and the cooler 15 is connected to heating network interface 51 realizes heat supply.
Specific embodiment 5: embodiment is described with reference to Fig. 1, the recompression circulation of the small-sized sodium heap of present embodiment
Close-coupled supercritical carbon dioxide recycles energy supplying system, which proposes a kind of small-sized sodium-cooled fast reactor energy supplying system, and use is novel
Cycle fluid substitutes the water-steam working medium used on current test reactor, reaches or surmount original system efficiency, realizes switchable type
Core heap cogeneration system, and rationally core shut-down system safety is significantly improved using sodium heap feature combination working medium operating parameter.
The present embodiment includes: that sodium-co 2 heat exchanger 12 realizes that heat is delivered to conventional island from sodium secondary circuit, wherein sodium
Secondary circuit absorbs heat by sodium-sodium heat exchanger 11 from reactor core 10, and sends sodium-co 2 heat exchanger 12 to sodium working medium,
Ensure that sodium is completed sufficiently to change under the conditions of 0.101MPa, 320~500 DEG C and carbon dioxide are in 15~25MPa, 300~480 DEG C
Heat.
Recompression circulation turbocompressor coaxial configuration: this is structurally characterized in that turbine and two compressors are coaxial, and turbine drives
Dynamic compressor generates electricity simultaneously to reduce generator quantity and omit driving motor, including turbine 21, main compressor 22, recompression machine
23, generator 31, cryogenic regenerator 13, high temperature regenerator 14, cooler 15, current divider 41 and junction station 42, sodium-titanium dioxide
12 cold side outlet of carbon heat exchanger is connected with 21 entrance of turbine, and the outlet of turbine 21 is connected with 14 hot-side inlet of high temperature regenerator, high temperature
The outlet of 14 hot end of regenerator is connected with 13 hot-side inlet of cryogenic regenerator, the outlet of 13 hot end of cryogenic regenerator and 41 entrance of current divider
It is connected, the outlet A of current divider 41 is connected with recompression machine entrance, and the outlet B of current divider 41 is connected with 15 entrance of cooler, cooling
The external heating equipment 51 of 15 cooling water of device, cooler 15 outlet is connected with 22 entrance of main compressor, main compressor 22 export with it is low
Warm 13 cold-side inlet of regenerator is connected, and 13 cold side outlet of cryogenic regenerator is connected with the B entrance of junction station 42, and recompression machine 23 goes out
Mouth is connected with the A entrance of junction station 42, and the outlet of junction station 42 is connected with 14 cold-side inlet of high temperature regenerator, and high temperature regenerator 14 is cold
Mouth is brought out to be connected with 12 cold-side inlet of sodium-co 2 heat exchanger, required in system turbine 21, generator and main compressor 22,
23 coaxial design of recompression machine, each equipment room are connected using retarder.The characteristics of system is will recompression by equipment bypass
Cyclic switching is simple extraction cycle, and turbine is coaxial with main compressor, and turbine generates electricity while driving compressor, cooler water cooling
Working medium is used for user's heat supply.
In the present embodiment, 12 sodium lateral pressure of sodium-co 2 heat exchanger is normal pressure, i.e. an atmospheric pressure, and carbon dioxide
Lateral pressure about 15~25MPa, secondary sodium leaks caused by can effectively blocking because of heat exchanger channel breakage.Also, titanium dioxide
Carbon and sodium haptoreaction are slow, product is attached to contact surface, the risk of no aggravation accident degree, to significantly improve core shut-down system peace
Quan Xing.
Sodium-co 2 heat exchanger 12 in the present embodiment uses micro-channel heat exchanger, and it is poor that micro-channel heat exchanger reaches end
Performance less than 20 DEG C, while size of heat exchanger is 1st/20th of shell-and-tube heat exchanger, to the height of industrial grade carbon-dioxide
Has corrosion-resistant, compressive property under the conditions of warm (300~480 DEG C), high pressure (15MPa~25MPa), to secondary sodium working medium
0.101MPa, corrosion-resistant, resistance to compression under the conditions of 320~500 DEG C.
In the present embodiment, cryogenic regenerator 13 and high temperature regenerator 14 use micro-channel heat exchanger, and micro-channel heat exchanger reaches
To performance of the end difference less than 10 DEG C, while size of heat exchanger is 1st/20th of shell-and-tube heat exchanger, to technical grade titanium dioxide
Has corrosion-resistant, compressive property under the conditions of the high pressure (15MPa~25MPa) of carbon.
In the present embodiment, under the recompression circulation of recompression machine 23 enables, if efficiency of turbine reaches 87%, compressor efficiency
Reach 82%, then whole therrmodynamic system cycle efficieny is up to 37%.
In the present embodiment, simple cycle enable it is lower, it can be achieved that cogeneration, circulating generation efficiency 33%, provide 85 DEG C,
0.8MPa hot water, thermal power accounting heating power circuit power of heat source 50%.
Turbine 21 and generator 31, main compressor 22, recompression machine 23 are coaxially arranged in scheme, avoid using high-grade
Energy (electric power) provides the process of low-grade energy (mechanical work), and thermal technology's conversion equipment volume substantially reduces 50%~80%, more conducively
It applies in the place of narrow space, and is more conducive to realize integrated.
This embodiment is just an exemplary description of this patent, does not limit its protection scope, those skilled in the art
Member can also be changed its part, as long as it does not exceed the essence of this patent, within the protection scope of the present patent.
Claims (4)
1. small-sized sodium heap recompression circulation close-coupled supercritical carbon dioxide recycle energy supplying system, it is characterised in that: including with
The first circuit (1), the second servo loop (2) for transmitting heat, the third for converting thermal energy into electric energy in offer heat source
Circuit (3) and the 4th circuit (4) for heating network, the cycle fluid of the first circuit (1) and second servo loop (2) they are sodium, the
The cycle fluid in three circuits (3) and the 4th circuit is carbon dioxide, passes through sodium-sodium between the first circuit (1) and second servo loop (2)
Heat exchanger (11) carries out heat exchange, passes through sodium-co 2 heat exchanger (12) between second servo loop (2) and tertiary circuit (3)
It carries out heat exchange and simultaneously realizes power supply, be connected on tertiary circuit (3) cryogenic regenerator (13), tertiary circuit (3) and the 4th time
Road (4) carries out heat exchange by cryogenic regenerator (13) and realizes heat supply；
First circuit (1) is sodium-cooled fast reactor inner ring heating system circuit, and the tertiary circuit (3) is equipped with turbine
(21) and with turbine (21) generator (31) connecting, the 4th circuit (4) are equipped with cooler (15) and main compressor
(22), the hot end outlet of sodium-co 2 heat exchanger (12) is connect with the entrance of turbine (21), and the outlet connection of turbine (21) is low
The hot-side inlet of warm regenerator (13) is connected, cold side outlet and sodium-co 2 heat exchanger (12) of cryogenic regenerator (13)
Cold-side inlet is connected, and the hot end outlet of cryogenic regenerator (13) is connected to the entrance of cooler (15), the outlet of cooler (15)
It is connected with the entrance of main compressor (22), the outlet of main compressor (22) is connected to the cold-side inlet of cryogenic regenerator (13), cold
But connection is established in device (15) and heating network interface (51)；
The turbine (21), generator (31) and main compressor (22) are coaxially arranged, and turbine (21) acting is used for generator
(31) power generation is realized, turbine (21) drives main compressor (22) operating.
2. the recompression circulation close-coupled supercritical carbon dioxide circulation energy supply system of small-sized sodium heap according to claim 1
System, it is characterised in that: be additionally provided on tertiary circuit (3) high temperature regenerator (14), the outlet of turbine (21) and high temperature regenerator
(14) the hot end outlet of hot-side inlet connection, high temperature regenerator (14) is connected to the hot-side inlet of cryogenic regenerator (13), low
The hot end outlet of warm regenerator (13) is connected to the arrival end in the 4th circuit (4), the outlet end in the 4th circuit (4) and low temperature backheat
The cold-side inlet of device (13) is connected to, and the cold side outlet of cryogenic regenerator (13) is connected to the cold-side inlet of high temperature regenerator (14),
The cold side outlet of high temperature regenerator (14) is connected to the cold-side inlet of sodium-co 2 heat exchanger (12).
3. the recompression circulation close-coupled supercritical carbon dioxide circulation energy supply system of small-sized sodium heap according to claim 2
System, it is characterised in that: be arranged in parallel recompression machine (23) on the 4th circuit (4), recompressed machine (23) and turbine
(21), generator (31) and main compressor (22) are coaxially arranged, are additionally provided with current divider (41) and junction station on the 4th circuit (4)
(42), the hot end outlet of the cryogenic regenerator (13) is connected with current divider (41) entrance, through in (41) two stock stream of current divider
One end be connected with cooler (15), cooler (15) outlet is connected with main compressor (22) entrance, main compressor (22) export
It is connected with cryogenic regenerator (13) cold-side inlet, through the other end and recompression machine (23) entrance in (41) two stock stream of current divider
Be connected, recompress machine (23) outlet and cryogenic regenerator (13) cold end by junction station (42) converge after with high temperature regenerator
(14) cold-side inlet connection.
4. the recompression circulation close-coupled supercritical carbon dioxide circulation energy supply system of small-sized sodium heap according to claim 3
System, it is characterised in that: the cooler (15) is connected to heating network interface (51) realizes heat supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920046450.2U CN209244624U (en) | 2019-01-11 | 2019-01-11 | The recompression circulation close-coupled supercritical carbon dioxide of small-sized sodium heap recycles energy supplying system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920046450.2U CN209244624U (en) | 2019-01-11 | 2019-01-11 | The recompression circulation close-coupled supercritical carbon dioxide of small-sized sodium heap recycles energy supplying system |
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| CN209244624U true CN209244624U (en) | 2019-08-13 |
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| CN201920046450.2U Withdrawn - After Issue CN209244624U (en) | 2019-01-11 | 2019-01-11 | The recompression circulation close-coupled supercritical carbon dioxide of small-sized sodium heap recycles energy supplying system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109441582A (en) * | 2019-01-11 | 2019-03-08 | 哈尔滨电气股份有限公司 | The recompression circulation close-coupled supercritical carbon dioxide of small-sized sodium heap recycles energy supplying system |
| CN112096469A (en) * | 2020-09-21 | 2020-12-18 | 上海朝临动力科技有限公司 | Starting method, device, equipment and storage medium of recompression power generation system |
-
2019
- 2019-01-11 CN CN201920046450.2U patent/CN209244624U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109441582A (en) * | 2019-01-11 | 2019-03-08 | 哈尔滨电气股份有限公司 | The recompression circulation close-coupled supercritical carbon dioxide of small-sized sodium heap recycles energy supplying system |
| CN109441582B (en) * | 2019-01-11 | 2023-09-22 | 哈尔滨电气股份有限公司 | Compact supercritical carbon dioxide circulating energy supply system for recompression circulation of small sodium stack |
| CN112096469A (en) * | 2020-09-21 | 2020-12-18 | 上海朝临动力科技有限公司 | Starting method, device, equipment and storage medium of recompression power generation system |
| CN112096469B (en) * | 2020-09-21 | 2022-07-12 | 上海朝临动力科技有限公司 | Starting method, device, equipment and storage medium of recompression power generation system |
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