CN207750116U - Dish-style energy storage photo-thermal acoustic power generating system - Google Patents
Dish-style energy storage photo-thermal acoustic power generating system Download PDFInfo
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- CN207750116U CN207750116U CN201721630462.7U CN201721630462U CN207750116U CN 207750116 U CN207750116 U CN 207750116U CN 201721630462 U CN201721630462 U CN 201721630462U CN 207750116 U CN207750116 U CN 207750116U
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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
- Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
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Abstract
The utility model belongs to solar energy heat utilization field, and in particular to a kind of dish-style energy storage photo-thermal acoustic power generating system.The system includes dish-style speculum, thermoacoustic compressor, compressed gas energy storage device, workmanship device and generator.Wherein dish-style speculum is by the driving side of solar light focusing to thermoacoustic compressor, driving thermoacoustic compressor work is stored in after compressing gas working medium in compressed gas energy storage device, and electrical power generators are driven using the compressed gas-driven acting device in device when needing power generation.The system solves the disadvantage of conventional dish-style Stirling-electric hybrid energy storage difficulty on the basis of keeping disk system efficient.In addition, moving parts is not present in the light and heat collection subsystem of the system, and it can be according to real system capacity configuration demand, by several light and heat collection subsystem operations in series or in parallel, system flexibility is high.
Description
Technical field
The utility model belongs to solar energy heat utilization field, and in particular to a kind of dish-style energy storage photo-thermal acoustic power generating system.
Background technology
Tower, slot type, linear Fresnel and dish-style photo-thermal power generation technology are that now there are four types of typical photo-thermal power generation technology roads
Line, wherein first three generation technology can realize that heat accumulation is run, and due to its own technical characterstic, unit capacity also phase
To higher.In contrast, conventional dish-style photo-thermal power generation technology due to being difficult to heat accumulation, as well as its distributed nature, is advised
Mould is difficult to be promoted, therefore development receives certain limitation.But dish-style generation technology has higher optical efficiency, with other
Technology path is relatively easy compared to operation control, and safety and stability, has the advantages that its own.Therefore, how to realize that dish-style is poly-
Light collecting system storage energy operation has great importance to the development of photo-thermal.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of dish-style energy storage photo-thermal sound power generation system
System.Solve the disadvantage that conventional dish-style light and heat collection electricity generation system is difficult to energy storage and can not be run in non-light application time, while again
Has the advantages of high photothermal conversion efficiency of disc type condensation system.
A kind of dish-style energy storage photo-thermal acoustic power generating system, including：Thermoacoustic compressor, dish-style concentrating collector, compressed gas storage
It can device, acting device, generator and cooling system；The optically focused coke in dish-style concentrating collector is arranged in the thermoacoustic compressor
At point, thermoacoustic compressor is made of driving side and refrigeration side；The driving side of thermoacoustic compressor is connect with compressed gas energy storage device,
Compressed gas energy storage device is connect with acting device, and acting device drives electrical power generators, acting device to be connect with cooling system,
The refrigeration side of cooling system and thermoacoustic compressor connects, and forms recyclegas duplex matter system.
The dish-style concentrating collector includes dish-style speculum, dish-style speculum be by the sub- microscope group of at least one side glass at
The paraboloid with certain curvature；Dish-style speculum is mounted on by driving device on mirror support.
The the outputting and inputting for compressed gas energy storage device is both provided with non-return valve on pipeline.
The thermoacoustic compressor is traveling wave or standing wave thermoacoustic compressor.
The driving side of the thermoacoustic compressor includes at least cool end heat exchanger, hot end heat exchanger and regenerator.
The refrigeration side of the thermoacoustic compressor of the heat is traveling wave hot sound refrigerating machine, standing wave hot sound refrigerating machine or vascular refrigerator
In.
Gas working medium in the electricity generation system is air, CO2、N2, natural gas, inert gas or methane.
The acting device is expanding machine, CO2Turbine or Stirling-electric hybrid.
A kind of tandem dish-style energy storage photo-thermal acoustic power generating system, including multiple heat storage units, acting device, generator and cooling
System；Each heat storage units include thermoacoustic compressor, dish-style concentrating collector and compressed gas energy storage device, wherein thermoacoustic
The optically focused focal point in dish-style concentrating collector is arranged in compressor, and thermoacoustic compressor is made of driving side and refrigeration side；Thermoacoustic pressure
The driving side of contracting machine is connect with compressed gas energy storage device, compressed gas energy storage device and the next storage of a upper heat storage units
The refrigeration side of the thermoacoustic compressor of hot cell, multiple heat storage units are sequentially connected in series to form tandem heat reservoir, the last one
The compressed gas energy storage device of heat storage units with acting device connect, acting device drive electrical power generators, do work device with it is cold
But system connects, and cooling system is connect with the refrigeration side of the thermoacoustic compressor of first heat storage units, forms recyclegas working medium
The circulatory system.
A kind of plural parallel stage formula tandem dish-style energy storage photo-thermal acoustic power generating system, including multiple tandem heat reservoirs, acting dress
It sets, generator and cooling system；Multiple tandem heat reservoir parallel connections form parallel heat reservoir, parallel heat reservoir and height
The connection of large capacity compressed air reservoir, high-voltage large-capacity compressed air reservoir is pressed to be connect with acting device, acting device driving hair
Electric power generation, acting device are connect with cooling system, and cooling system is connect with low-voltage high-capacity compressed air reservoir, low pressure great Rong
Amount compressed air reservoir is connect with parallel heat reservoir, forms recyclegas duplex matter system；Wherein, each tandem heat accumulation
System is in series by multiple heat storage units, and each heat storage units include thermoacoustic compressor, dish-style concentrating collector and compression
Gas energy storage device；Thermoacoustic compressor is arranged the optically focused focal point in dish-style concentrating collector, thermoacoustic compressor by driving side and
Freeze side composition；The driving side of thermoacoustic compressor is connect with compressed gas energy storage device, the compressed gas of a upper heat storage units
The refrigeration side of energy storage device and the thermoacoustic compressor of next heat storage units, multiple heat storage units are sequentially connected in series to form tandem
Heat reservoir.
Compared with the existing technology, the beneficial effects of the utility model are：
Tthe utility model system forms heat accumulation list by thermoacoustic compressor, dish-style concentrating collector, compressed gas energy storage device
Member, the Stirling engine of conventional dish-style light and heat collection is substituted using thermoacoustic compressor, and introduces compressed gas energy storage device,
Gas working medium is compressed the driving side of solar light focusing to thermoacoustic compressor, driving thermoacoustic compressor work by middle dish-style speculum
After be stored in compressed gas energy storage device, when need power generation when utilize in device compressed gas-driven acting device driving hair
Electric power generation.The system solves conventional dish-style Stirling-electric hybrid energy storage difficulty on the basis of keeping disk system efficient
Disadvantage.Solve the disadvantage that conventional dish-style light and heat collection electricity generation system is difficult to energy storage and can not be run in non-light application time, simultaneously
But also with disc type condensation system high photothermal conversion efficiency the advantages of.Whole system is in operation without pollutant and greenhouse gases
Discharge has good environmental effect, when working media uses CO2When, since system is to CO2Demand it is larger, to alleviate temperature
Room effect has favorable attributes.
Moving parts is not present in the light and heat collection subsystem of the system, can be according to real system capacity configuration demand, will
Several light and heat collection subsystem operations in series or in parallel, system flexibility is high, can effectively improve the work of compressed gas
Parameter, it is whole to improve unit efficiency.
Description of the drawings
Fig. 1 is a kind of dish-style energy storage photo-thermal acoustic power generating system principled thermal system figure.
Fig. 2 is a kind of tandem dish-style energy storage photo-thermal acoustic power generating system principled thermal system figure.
Fig. 3 is a kind of plural parallel stage formula tandem dish-style energy storage photo-thermal acoustic power generating system principled thermal system figure.
Figure label：1- thermoacoustic compressors, 2- dish-style speculums, 3- driving devices, 4- mirror supports, 5- compressed gas
Energy storage device, 6- non-return valves, 7- acting devices, 8- generators, 9- high-voltage large-capacities compressed air reservoir, 10- low-voltage high-capacities
Compressed air reservoir.
Specific implementation mode
The embodiment of the utility model is described in further detail with reference to the accompanying drawings and examples.
As shown in Figures 1 to 3, a kind of dish-style energy storage photo-thermal acoustic power generating system of the utility model, including：
Dish-style concentrating collector 2 is made of mirror support 4, driving device 3 and glass reflector, for receiving the sun
It radiates and focuses on thermoacoustic compressor after being reflected；Dish-style speculum be by the sub- microscope group of at least one side glass at have it is certain
The paraboloid of curvature.
Thermoacoustic compressor 1 is located at the focal point of dish-style speculum, is made of driving side and refrigeration side, is used for collectiong focusing
Solar radiation afterwards, and mechanical wave energy is converted heat into, and it is sent into compressed gas energy storage device after gas working medium is compressed
Or it is sent into next stage thermoacoustic compressor；Thermoacoustic compressor is traveling wave or standing wave thermoacoustic compressor；The driving side of thermoacoustic compressor is extremely
Include cool end heat exchanger, hot end heat exchanger and regenerator less.The refrigeration side of thermoacoustic compressor is traveling wave hot sound refrigerating machine, standing wave heat
One kind in acoustic refrigerator or vascular refrigerator.Gas working medium is air, CO2、N2, natural gas, one in inert gas or methane
Kind.
Compressed gas energy storage device 5 for storing the compressed gas from thermoacoustic compressor, and drives expanding machine to do work；
Do work device 7, for converting expansion of compressed gas work(to mechanical energy acting；Acting device is expanding machine, CO2Thoroughly
One kind in flat or Stirling-electric hybrid.
Generator 8 is located at acting device rear end, electric energy is converted into for that will do work.
Further include cooling system, control module, pipeline and valve.
The following examples illustrate the utility model, but cannot be used for limiting the scope of the utility model.
Embodiment 1
As shown in Figure 1, the present embodiment provides a kind of dish-style energy storage photo-thermal acoustic power generating system, including thermoacoustic compressor 1, dish-style
Concentrating collector 2, driving device 3, mirror support 4, compressed gas storage tank, non-return valve 6, expanding machine, generator 8 and cooling system
System composition.
Solar light focusing back reflection to the driving side of thermoacoustic compressor 1 is generated 500-700 DEG C by dish-style concentrating collector 2
High temperature, CO is used in thermo acoustic engine2As working medium, initial pressure is 6MPa, is generated about under the driving of thermo-acoustic engine
The pressure wave of 1.3-1.4 times of pressure ratio is acted on by non-return valve 6, and high pressure gas is sent into the storage of compressed gas storage tank, high pressure gas
Expanded machine returns to generator 8 after driving its acting, pressure to be down to 6MPa, and expansion machine driving generator 8 generates electricity.Therefore it compresses empty
The design work pressure of gas storage tank 5 is about 8.4MPa, and the acting ability of whole system is that the expanded machine of 8.4MPa compressed gas is swollen
The energy between 6MPa is reached after swollen.By the temperature control in system, storing liquid CO can be realized2, increase reserves.
Embodiment 2
As shown in Fig. 2, the present embodiment provides a kind of tandem dish-style energy storage photo-thermal acoustic power generating system, including multiple thermoacoustic compressions
It is machine 1, multiple dish-style concentrating collectors 2, multiple driving devices 3, multiple mirror supports 4, multiple compressed gas storage tanks, multiple inverse
Only valve 6, expanding machine, generator 8 and cooling system composition.
Single thermoacoustic compressor 1, dish-style concentrating collector 2, driving device 3, mirror support 4, compressed gas tank battery
At a basic photo-thermal acoustic compression unit, natural gas is compressed step by step by multiple photo-thermal acoustic compression contracting machines 1 and is sent into last
Grade compressed gas storage tank, the inlet pressure of first order photo-thermal acoustic compression unit is set in the embodiment as 1MPa, by 6 grades by
Grade compression, the compression ratio of every grade of unit are close to 1.4 (being not limited to 1.4, can also change step by step), final to realize afterbody thermoacoustic
The power pressure that compressor is sent into storage tank is 8.4MPa, and compressed gas is sent into the acting of natural gas turbine, and do work heel row atmospheric pressure
For 1MPa.
Embodiment 3
As shown in figure 3, the present embodiment provides a kind of plural parallel stage formula tandem dish-style energy storage photo-thermal acoustic power generating system, this system
It is similar with the structure of embodiment two, the difference is that be after multiple photo-thermal acoustic compression units are first connected parallel connection by compressed gas
The feeding low pressure great Rong after cooling system cools down is sent into after the acting of natural gas turbine after being sent into high-voltage large-capacity compressed air reservoir 9
Amount compressed air reservoir 10 is redistributed to the first order photo-thermal acoustic compression unit of each series loop.
The present embodiment 3 is similar with the parameter of embodiment 2, the difference is that can be equipped with scale after plural parallel stage, greatly
The unit of capacity is for generating electricity.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent substitution, improvement and etc. done should be included in the utility model
Within the scope of.
Claims (10)
1. a kind of dish-style energy storage photo-thermal acoustic power generating system, which is characterized in that including：Thermoacoustic compressor (1), dish-style concentrating collector
(2), compressed gas energy storage device (5), acting device (7), generator (8) and cooling system；The thermoacoustic compressor (1) is set
The optically focused focal point in dish-style concentrating collector (2) is set, thermoacoustic compressor (1) is made of driving side and refrigeration side；Thermoacoustic compression
The driving side of machine (1) is connect with compressed gas energy storage device (5), and compressed gas energy storage device (5) is connect with acting device (7),
The device (7) that does work drives generator (8) to generate electricity, and acting device (7) is connect with cooling system, cooling system and thermoacoustic compressor
(1) refrigeration side connection, forms recyclegas duplex matter system.
2. a kind of dish-style energy storage photo-thermal acoustic power generating system according to claim 1, which is characterized in that the dish-style optically focused
Heat collector (2) includes dish-style speculum, dish-style speculum be by the sub- microscope group of at least one side glass at the throwing with certain curvature
Object plane；Dish-style speculum is mounted on by driving device (3) on mirror support (4).
3. a kind of dish-style energy storage photo-thermal acoustic power generating system according to claim 1, which is characterized in that the compressed gas
Outputting and inputting for energy storage device (5) is both provided with non-return valve (6) on pipeline.
4. a kind of dish-style energy storage photo-thermal acoustic power generating system according to claim 1, it is characterised in that：The thermoacoustic compression
Machine (1) is traveling wave or standing wave thermoacoustic compressor.
5. a kind of dish-style energy storage photo-thermal acoustic power generating system according to claim 1, it is characterised in that：The thermoacoustic compression
The driving side of machine (1) includes at least cool end heat exchanger, hot end heat exchanger and regenerator.
6. a kind of dish-style energy storage photo-thermal acoustic power generating system according to claim 1, it is characterised in that：The thermoacoustic compression
The refrigeration side of machine (1) is in traveling wave hot sound refrigerating machine, standing wave hot sound refrigerating machine or vascular refrigerator.
7. a kind of dish-style energy storage photo-thermal acoustic power generating system according to claim 1, it is characterised in that：The electricity generation system
In gas working medium be air, CO2、N2, natural gas, inert gas or methane.
8. a kind of dish-style energy storage photo-thermal acoustic power generating system according to claim 1, it is characterised in that：The acting device
(7) it is expanding machine, CO2Turbine or Stirling-electric hybrid.
9. a kind of tandem dish-style energy storage photo-thermal acoustic power generating system, it is characterised in that：Including multiple heat storage units, acting device (7),
Generator (8) and cooling system；Each heat storage units include thermoacoustic compressor (1), dish-style concentrating collector (2) and compressed gas
Body energy storage device (5), wherein the optically focused focal point in dish-style concentrating collector (2), thermoacoustic compression is arranged in thermoacoustic compressor (1)
Machine (1) is made of driving side and refrigeration side；The driving side of thermoacoustic compressor (1) is connect with compressed gas energy storage device (5), and upper one
The refrigeration side of the compressed gas energy storage device (5) of a heat storage units and the thermoacoustic compressor (1) of next heat storage units, multiple storages
Hot cell is sequentially connected in series to form tandem heat reservoir, the compressed gas energy storage device (5) of the last one heat storage units with do
Work(device (7) connects, and acting device (7) drives generator (8) to generate electricity, and acting device (7) is connect with cooling system, cooling system
It is connect with the refrigeration side of the thermoacoustic compressor (1) of first heat storage units, forms recyclegas duplex matter system.
10. a kind of plural parallel stage formula tandem dish-style energy storage photo-thermal acoustic power generating system, it is characterised in that：Including multiple tandem heat accumulations system
System, acting device (7), generator (8) and cooling system；Multiple tandem heat reservoir parallel connections form parallel heat reservoir, and
Connection formula heat reservoir is connect with high-voltage large-capacity compressed air reservoir (9), and high-voltage large-capacity compressed air reservoir (9) is filled with acting
Set (7) connection, acting device (7) drive generator (8) generate electricity, acting device (7) connect with cooling system, cooling system with it is low
Large capacity compressed air reservoir (10) is pressed to connect, low-voltage high-capacity compressed air reservoir (10) is connect with parallel heat reservoir,
Form recyclegas duplex matter system；Wherein, each tandem heat reservoir is in series by multiple heat storage units, each heat accumulation
Unit includes thermoacoustic compressor (1), dish-style concentrating collector (2) and compressed gas energy storage device (5)；Thermoacoustic compressor (1)
Optically focused focal point in dish-style concentrating collector (2) is set, and thermoacoustic compressor (1) is made of driving side and refrigeration side；Thermoacoustic pressure
The driving side of contracting machine (1) is connect with compressed gas energy storage device (5), the compressed gas energy storage device (5) of a upper heat storage units
With the refrigeration side of the thermoacoustic compressor (1) of next heat storage units, multiple heat storage units are sequentially connected in series to form tandem heat accumulation
System.
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| CN201721630462.7U CN207750116U (en) | 2017-11-29 | 2017-11-29 | Dish-style energy storage photo-thermal acoustic power generating system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107795346A (en) * | 2017-11-29 | 2018-03-13 | 中国电力工程顾问集团西北电力设计院有限公司 | Dish-style energy storage photo-thermal acoustic power generating system |
| CN109654631A (en) * | 2018-12-02 | 2019-04-19 | 吴联凯 | One kind is provided multiple forms of energy to complement each other complex energy management method |
-
2017
- 2017-11-29 CN CN201721630462.7U patent/CN207750116U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107795346A (en) * | 2017-11-29 | 2018-03-13 | 中国电力工程顾问集团西北电力设计院有限公司 | Dish-style energy storage photo-thermal acoustic power generating system |
| CN107795346B (en) * | 2017-11-29 | 2023-08-22 | 中国电力工程顾问集团西北电力设计院有限公司 | Disc type energy storage photo-thermal acoustic power generation system |
| CN109654631A (en) * | 2018-12-02 | 2019-04-19 | 吴联凯 | One kind is provided multiple forms of energy to complement each other complex energy management method |
| CN109654631B (en) * | 2018-12-02 | 2020-12-25 | 吴联凯 | Multi-energy complementary comprehensive energy management method |
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