CN206787084U - Compound more curved surface groove type solar concentrating collectors with automatic defrosting system - Google Patents
Compound more curved surface groove type solar concentrating collectors with automatic defrosting system Download PDFInfo
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- CN206787084U CN206787084U CN201720341791.3U CN201720341791U CN206787084U CN 206787084 U CN206787084 U CN 206787084U CN 201720341791 U CN201720341791 U CN 201720341791U CN 206787084 U CN206787084 U CN 206787084U
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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 belongs to Salar light-gathering and heat utilization technology field, more particularly to a kind of compound more curved surface groove type solar concentrating collectors.Compound more curved surface groove type solar concentrating collectors with automatic defrosting system, when sun altitude is low, by the sunshine of glass light inlet by half paraboloid and vertical reflective surface to light trapping on color extinction panel, and then it heated the air in air heating chamber, a hot-air part after heating heats to glass cover-plate, another part enters linear Fresnel condenser inner surface, and then rises along glass cover-plate inner surface, realizes defrosting function.When sun altitude is high, incided by the sunshine of glass cover-plate on half paraboloid and parabolic reflector, converge to after reflection on the fin in glass evacuated pipe receivers and absorbed by heat transferring medium in fluid passage, directly converged to by the sunshine of linear Fresnel condenser in receiving body, the sunshine of two parts convergence provides heat energy to heat transferring medium jointly.
Description
Technical field
The utility model belongs to Salar light-gathering and heat utilization technology field, and more particularly to a kind of compound more curved surface slot types are too
Positive energy concentrating collector.
Background technology
The groove type solar concentrating collector of utilization and extention is more based on parabolic concentrator thermal-arrest at present, and its advantage is optically focused
Heat-collecting temperature is high, but its shortcoming is that concentrating collector pivot and single unit system center of gravity are misaligned, belongs to " outer optically focused " form；
Glass evacuated pipe receivers are located at the top of parabolic concentrator heat collector, easily form shade on the reflecting surface, influence concentrator
Light gathering efficiency, and parabolic reflective minute surface easily falls ash, influences reflecting effect；For in high latitude area use in winter, parabolic
Frosting on reflecting surface needs irradiation a period of time under the sun just to eliminate, and causes the concentrating collector uptime to contract
It is short.Therefore, in order to overcome parabolic reflector concentrating collector the shortcomings that, further solves temperature to slot light collection heat collector
Influence, combine using compound more camber reflection optically focused and linear Fresnel mirror transmission optically focused and utilize oblique incidence sunshine
The groove type solar concentrating collector for heating glass cover-plate and then defrosting is meaningful.
The content of the invention
The purpose of this utility model is：In order to eliminate shadow of the winter high latitude area frosting to solar concentrating collector
Ring, extend the effective time of slot type solar concentrating collector, improve the light gathering efficiency of groove type solar concentrating collector,
Groove type solar light and heat collection engineering initial cost cost is reduced, the utility model provides a kind of answering with automatic defrosting system
Close more curved surface groove type solar concentrating collectors.
The technical solution of the utility model is：Compound more curved surface groove type solar light and heat collections with automatic defrosting system
Device, it includes：Concentrator, glass cover-plate, glass evacuated pipe receivers, black light-absorbing panel and tapered hot air duct；
Concentrator is slot type structure, and its front and rear sides is half parabolic reflector, and bottom surface is parabolic reflector, two and half parabolics
By being connected respectively by two vertical reflectings surface between reflecting surface and parabolic reflector；The open at one end of the left and right ends of concentrator by
Glass light inlet, side plate realize closing, and the other end is realized by black light-absorbing plate and closed；Black light-absorbing plate and two and half parabolic reflectives
Air heating chamber is formed between face；
Black light-absorbing plate, which is provided with, erects straight arranged light trapping, and the top of black light-absorbing plate is provided with cover plate, and bottom is provided with and sky
The inlet of cold air that gas heating chamber communicates；Cover plate is provided with the hot-air channel communicated with air heating chamber and hot-air channel phase
Logical hot air outlet and the semicircle hot-air chamber being connected with hot-air channel by hot-air liter hole；Semicircle heat
Air chamber is provided with hot-air through hole；
Tapered hot air duct is provided with spray orifice, and tapered hot air duct is connected with hot air outlet；
Inside is provided with the glass evacuated pipe receivers both ends of fin through black light-absorbing plate, side plate, is arranged on parabolic reflective
Above face；
Domes are provided with the middle part of glass cover-plate, linear Fresnel condenser is provided with domes；Glass cover-plate is set
At the top of concentrator；Linear Fresnel condenser, the focal position of parabolic reflector overlap with glass evacuated pipe receivers；
Hot-air through hole is relative with linear Fresnel concentrator, and spray orifice is relative with glass cover-plate.
Beneficial effect：The utility model utilizes compound more camber reflections and linear Fresnel mirror transmission principle, to incidence too
Sunlight carries out straightforward focusing, i.e., glass evacuated pipe receivers are located inside concentrating collector, belong to " interior optically focused " form, for oblique
The sunshine that incidence can not converge to glass evacuated pipe receivers surface heats side wall hot-air chamber air, Jin Erre through reflection
Air heats to glass cover-plate, realizes automatic defrosting system, and in addition, compound more curved solar energy concentrating collectors are also
Have the advantages that tracking accuracy requires that low, absorbable some scattered light, glass cover-plate play protection to mirror surface.
Brief description of the drawings
Fig. 1 is stereoeffect schematic diagram of the present utility model.
Fig. 2 is sunshine normal incidence index path of the present utility model.
Fig. 3 is sunshine oblique incidence index path of the present utility model.
Fig. 4 is light trapping optical schematic diagram in the utility model.
Fig. 5 is the utility model black light-absorbing panel fundamental diagram.
Fig. 6 is arrangement installation diagram of the utility model in building roof.
Fig. 7 is arrangement installation diagram of the utility model in industrialized agriculture parados.
Fig. 8 is the implementation illustration that honeycomb arrangement black light-absorbing panel replaces plane black extinction panel.
Fig. 9 is the implementation illustration that triangle light trapping replaces circular light trapping.
Embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
Referring to accompanying drawing 1, there are compound more curved surface groove type solar concentrating collectors of automatic defrosting system, it includes：It is poly-
Light device, glass cover-plate 1, glass evacuated pipe receivers 12, black light-absorbing panel 9 and tapered hot air duct 5；
Concentrator is slot type structure, and its front and rear sides is half parabolic reflector 2, and bottom surface is parabolic reflector 4, and two and half throw
By being connected respectively by two vertical reflectings surface 3 between thing reflecting surface 2 and parabolic reflector 4；The opening of the left and right ends of concentrator
Closing is realized in one end by glass light inlet 17, side plate 18, and the other end realizes closing by black light-absorbing plate 9；Black light-absorbing plate 9 and two
Air heating chamber 19 is formed between individual half parabolic reflector 2；
Black light-absorbing plate 9, which is provided with, erects straight arranged light trapping 8, and the top of black light-absorbing plate 9 is provided with cover plate 21, and bottom is provided with
The inlet of cold air 26 communicated with air heating chamber 19；Cover plate 21 be provided with communicated with air heating chamber 19 hot-air channel 23,
The hot air outlet 25 communicated with hot-air channel 23 and be connected with hot-air channel 23 by hot-air liter hole 24 half
Circular heat air chamber 11；Semicircle hot-air chamber 11 is provided with hot-air through hole 22；
Tapered hot air duct 5 is provided with spray orifice 6, and tapered hot air duct 5 is connected with hot air outlet 25；
Inside is provided with the both ends of glass evacuated pipe receivers 12 of fin 15 through black light-absorbing plate 9, side plate 18, is arranged on throwing
The top of thing reflecting surface 4；
The middle part of glass cover-plate 1 is provided with domes, and linear Fresnel condenser 10 is provided with domes；Glass cover-plate 1
It is arranged on the top of concentrator；Linear Fresnel condenser 10, the focal position of parabolic reflector 4 receive with glass-vacuum tube
Device 12 overlaps；Hot-air through hole 22 is relative with linear Fresnel concentrator 10, and spray orifice 6 is relative with glass cover-plate 1.
Further, in actual applications, in order to avoid because sun altitude change influence trough type solar heat-collector
Collecting efficiency, by the collector designs in the utility model can be rotated around glass evacuated pipe receivers 12, and pass through positioning
Pin 13 realizes positioning.So the utility model can suitably adjust inclination angle according to season or month, to improve being applicable for heat collector
Property and economy.
Operation principle of the present utility model is：When sun altitude is low, pass through the sunshine of glass light inlet 17
By half paraboloid 2 and vertical reflecting surface 3 reflex to the of light trapping 8 on color extinction panel 9, and then heated air heating
Air in chamber 19, hot-air after heating is because density is small, and a part is by reducing the spray orifice 6 on air conduit 5 to glass
Cover plate 1 is heated, and realizes the elimination of morning in winter frosting, and another part is entered by the hot-air through hole 23 on semicircle hot-air chamber 11
Enter the inner surface of linear Fresnel condenser 10, and then rise along glass cover-plate 1, realize defrosting function.When sun altitude is high
When, incided on half paraboloid 2 and parabolic reflector 4, converged to after reflection glass evacuated by the sunshine of glass cover-plate 1
On fin 15 in pipe receivers 12, and then absorbed by the thermal medium that exchanged heat in fluid passage 14, pass through linear Fresnel condenser
10 sunshine is directly converged in receiving body, and the sunshine of above-mentioned two parts convergence provides heat energy to heat transferring medium jointly.
It is sunshine normal incidence index path of the present utility model referring to accompanying drawing 2.In fig. 2, operation logic is explained as follows：
Light a and b are incided on linear Fresnel condenser 10, are converged to after transmission positioned at linear Fresnel condenser 10
In the glass evacuated pipe receivers 12 of focal point on fin 15, light c incides half parabolic reflector 2 after passing through glass cover-plate 1
On, converge to after reflection on fin 15, light d is incided on parabolic reflector 4 after passing through glass cover-plate 1, is converged after reflection
Gather on fin 15 in the glass evacuated pipe receivers 12 of the focal position of parabolic reflector 4, above-mentioned convergence sunray is total to
With the heat transferring medium in heating fluid channel 14.
Fig. 3 is sunshine oblique incidence index path of the present utility model.In figure 3, operation logic is explained as follows：
Oblique incidence light e is incided on half parabolic reflector 2 by glass light inlet 17, is then reflected to light trapping 8
In, oblique incidence light f is incided on parabolic reflector 4 by glass light inlet 17, is reflected on black light-absorbing panel 9, this
Two parts light jointly raises the air themperature in air heating chamber 19, and hot-air respectively enters glass cover by air duct
The lower edge of plate 1 and the inner surface of linear Fresnel condenser 10, raise glass cover-plate 1 and the temperature of linear Fresnel condenser 10,
Realize defrosting function.
Fig. 4 is light trapping optical schematic diagram in the utility model.Operation logic is explained as follows：
Reflection light x and z enter in light trapping 8, due to light trapping 8 has that import is small and the characteristics of inner space is big, enter
The light x and z entered multiple reflections in light trapping 8, energy are repeatedly absorbed, and reflection light y is directly incident on black light-absorbing face
Absorbed on plate, 19 air is heated in air heating chamber, and in order to prevent heat to scatter and disappear, black light-absorbing plate 9 and two and half is thrown
The periphery of thing reflecting surface 2 is laid with insulation material 20.
Fig. 5 is the utility model black light-absorbing panel fundamental diagram.Operation logic is explained as follows：
Incide the sunshine on light trapping 8 and black light-absorbing panel 9 and heated air in air heating chamber 19 jointly,
Air after heated is entered in decrement air conduit 5 along the part of hot-air channel 23 by hot air outlet 25, its remaining part
Lease making hot-air rises hole 24 and entered in semicircle hot-air chamber 11, and linear Fresnel condenser is entered by hot-air through hole 22
10 inner surfaces, cold air is by the air inlet heating chamber 19 of inlet of cold air 26, supplementing amount of air circulation.
Fig. 6 is arrangement installation diagram of the utility model in building roof.
Several compound more curved surface groove type solar concentrating collector series connection and the collection that is formed in parallel with automatic defrosting system
Hot systems are connected by support 16 with building roof, and heat is provided for energy for building such as building and heatings.
Fig. 7 is arrangement installation diagram of the utility model in industrialized agriculture parados.
Multiple compound more curved surface groove type solar concentrating collectors with automatic defrosting system are connected and by support 16
It is installed on industrialized agriculture parados, heats the heat transferring medium in heat storage water tank 27, pass through the heat exchanging pipe 28 being installed in parados
Winter heat supply is carried out to industrialized agriculture.
Fig. 8 is the implementation illustration that honeycomb arrangement black light-absorbing panel replaces plane black extinction panel.Operation logic is explained
It is as follows：
Plane black extinction panel 9 is replaced with honeycomb arrangement black light-absorbing panel 29, increases extinction panel to light
Absorption area, while the endotherm area of air is also increased, the heat absorption efficiency of hot-air is improved, honeycomb also provide enhanced suction
The rigidity of structure of optic panel.
Fig. 9 is the implementation illustration that triangle light trapping replaces circular light trapping.Operation logic is explained as follows：With triangle light
Trap 30 replaces circular light trapping 8, reduces the manufacture difficulty of light trapping.
To sum up, preferred embodiment of the present utility model is these are only, is not intended to limit protection of the present utility model
Scope.All any modification, equivalent substitution and improvements within the spirit and principles of the utility model, made etc., should be included in
Within the scope of protection of the utility model.
Claims (5)
1. compound more curved surface groove type solar concentrating collectors with automatic defrosting system, it is characterized in that：It includes：Optically focused
Device, glass cover-plate (1), glass evacuated pipe receivers (12), black light-absorbing plate (9) and tapered hot air duct (5)；
The concentrator is slot type structure, and its front and rear sides is half parabolic reflector (2), and bottom surface is parabolic reflector (4), two
It is connected respectively by two vertical reflectings surface (3) between half parabolic reflector (2) and the parabolic reflector (4)；It is described poly-
The open at one end of the left and right ends of light device realizes closing by glass light inlet (17), side plate (18), and the other end is inhaled by the black
Tabula rasa (9) realizes closing；Air heating chamber is formed between the black light-absorbing plate (9) and two half parabolic reflectors (2)
(19)；
The black light-absorbing plate (9), which is provided with, erects straight arranged light trapping (8), and the top of the black light-absorbing plate (9) is provided with cover plate
(21), bottom is provided with the inlet of cold air (26) communicated with the air heating chamber (19)；The cover plate (21) be provided with it is described
Hot-air channel (23) that air heating chamber (19) communicates, the hot air outlet (25) communicated with the hot-air channel (23),
And the semicircle hot-air chamber (11) being connected with the hot-air channel (23) by hot-air liter hole (24)；The semicircle
Shape hot-air chamber (11) is provided with hot-air through hole (22)；
The tapered hot air duct (5) is provided with spray orifice (6), the tapered hot air duct (5) and the hot air outlet
(25) it is connected；
Inside is provided with glass evacuated pipe receivers (12) both ends of fin (15) through the black light-absorbing plate (9), described
Side plate (18), it is arranged on above the parabolic reflector (4)；
Domes are provided with the middle part of the glass cover-plate (1), linear Fresnel condenser (10) is provided with the domes；Institute
State the top that glass cover-plate (1) is arranged on the concentrator；The linear Fresnel condenser (10), the parabolic reflector
(4) focal position overlaps with the glass evacuated pipe receivers (12)；The hot-air through hole (22) and the linear phenanthrene
Relatively, the spray orifice (6) is relative with the glass cover-plate (1) for Nie Er condensers (10).
2. having compound more curved surface groove type solar concentrating collectors of automatic defrosting system as claimed in claim 1, it is special
Sign is：The periphery of the black light-absorbing plate (9) and two half parabolic reflectors (2) is laid with insulation material (20).
3. there are compound more curved surface groove type solar concentrating collectors of automatic defrosting system as claimed in claim 1 or 2, its
It is characterized in：The both ends of the glass evacuated pipe receivers (12) are fixed on support (16), and the concentrator can be around the glass
Vacuum tube receiver (12) rotates, and is realized and positioned by alignment pin (13).
4. there are compound more curved surface groove type solar concentrating collectors of automatic defrosting system as claimed in claim 1 or 2, its
It is characterized in：The black light-absorbing plate (9) is provided with alveolate texture (29).
5. there are compound more curved surface groove type solar concentrating collectors of automatic defrosting system as claimed in claim 1 or 2, its
It is characterized in：The glass evacuated pipe receivers (12) connect with heat storage water tank (27), and the heat storage water tank (27) passes through heat exchanger tube
Road (28) carries out heat supply to facility.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720341791.3U CN206787084U (en) | 2017-04-01 | 2017-04-01 | Compound more curved surface groove type solar concentrating collectors with automatic defrosting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720341791.3U CN206787084U (en) | 2017-04-01 | 2017-04-01 | Compound more curved surface groove type solar concentrating collectors with automatic defrosting system |
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| Publication Number | Publication Date |
|---|---|
| CN206787084U true CN206787084U (en) | 2017-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720341791.3U Active CN206787084U (en) | 2017-04-01 | 2017-04-01 | Compound more curved surface groove type solar concentrating collectors with automatic defrosting system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106839456A (en) * | 2017-04-01 | 2017-06-13 | 内蒙古工业大学 | Compound many curved surface groove type solar concentrating collectors with automatic defrosting system |
| CN114017930A (en) * | 2021-10-10 | 2022-02-08 | 北京工业大学 | Large-receiving-angle multi-curved-surface multi-runner groove type solar air heat collector |
| CN114751371A (en) * | 2022-04-22 | 2022-07-15 | 西安交通大学 | Concentrating solar continuous flow gas-phase water decomposition hydrogen production reaction system |
-
2017
- 2017-04-01 CN CN201720341791.3U patent/CN206787084U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106839456A (en) * | 2017-04-01 | 2017-06-13 | 内蒙古工业大学 | Compound many curved surface groove type solar concentrating collectors with automatic defrosting system |
| CN114017930A (en) * | 2021-10-10 | 2022-02-08 | 北京工业大学 | Large-receiving-angle multi-curved-surface multi-runner groove type solar air heat collector |
| CN114751371A (en) * | 2022-04-22 | 2022-07-15 | 西安交通大学 | Concentrating solar continuous flow gas-phase water decomposition hydrogen production reaction system |
| CN114751371B (en) * | 2022-04-22 | 2023-09-19 | 西安交通大学 | Concentrating solar continuous flow gas-phase water splitting hydrogen production reaction system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201103 Address after: Room 1201, 12 / F, tianchenyinzhu, Wulanchabu East Road, Saihan District, Hohhot, Inner Mongolia Autonomous Region Patentee after: INNER MONGOLIA TIANZHIFENG INFORMATION TECHNOLOGY Co.,Ltd. Address before: 010051, 49 Aimin street, Xincheng District, the Inner Mongolia Autonomous Region, Hohhot Patentee before: INNER MONGOLIA University OF TECHNOLOGY |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 010010 room 1201, 12th floor, Tianchen Yinzhu, Wulanchabu East Road, Saihan District, Hohhot City, Inner Mongolia Autonomous Region Patentee after: Inner Mongolia Tianzhifeng Technology Co.,Ltd. Address before: 010000 Room 1201, 12th Floor, Tianchenyin Building, Wulanchabu East Road, Saihan District, Hohhot City, Inner Mongolia Autonomous Region Patentee before: INNER MONGOLIA TIANZHIFENG INFORMATION TECHNOLOGY Co.,Ltd. |