CN201866944U - High-efficiency photothermal absorption system - Google Patents

High-efficiency photothermal absorption system Download PDF

Info

Publication number
CN201866944U
CN201866944U CN2010205913507U CN201020591350U CN201866944U CN 201866944 U CN201866944 U CN 201866944U CN 2010205913507 U CN2010205913507 U CN 2010205913507U CN 201020591350 U CN201020591350 U CN 201020591350U CN 201866944 U CN201866944 U CN 201866944U
Authority
CN
China
Prior art keywords
heat
light
heat absorption
efficiency
light heat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2010205913507U
Other languages
Chinese (zh)
Inventor
薛黎明
刘伯昂
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rayspower Energy Group Co Ltd
Original Assignee
Rayspower New Energy Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rayspower New Energy Co Ltd filed Critical Rayspower New Energy Co Ltd
Priority to CN2010205913507U priority Critical patent/CN201866944U/en
Application granted granted Critical
Publication of CN201866944U publication Critical patent/CN201866944U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/44Heat exchange systems

Landscapes

  • Physical Or Chemical Processes And Apparatus (AREA)

Abstract

The utility model discloses a high-efficiency photothermal absorption system, which comprises a photothermal collector and a reflector array for converging sunlight to the photothermal collector. The photothermal collector includes a shell with an absorption chamber, the shell is provided with a light inlet with a reflective funnel extending inwardly, and the shell is provided with a thermal insulation layer, a heat exchange conducting layer and a photothermal absorption layer arranged sequentially from outside to inside. The high-efficiency photothermal absorption system reasonably combines materials, special structures and special processes so as to realize high light absorption efficiency and high heat conducting efficiency by designing light converging process, light reflecting process, light absorbing process and the like.

Description

Efficiency light heat absorption system
Technical field
The utility model relates to a kind of efficiency light heat absorption system.
Background technology
Present photo-thermal power generation industry, modal light heat collector generally are the outside heat-absorbing materials of irradiation, heat-absorbing material are heated up and the heating heat transfer medium, by pipe-line system the heat transfer medium that heats are sent to electricity generation system again.There is certain shortcoming in this kind mode: the first, irradiation occurs in the outside, and reflection of light is with total loss; The second, be to extraradial according to physical property, heat, light conversion and the heat that produces and the heat of conduction are lost some to external radiation; Three, above two name a person for a particular job and significantly reduce conversion efficiency, simultaneously liberated heat and reflectively also can influence surrounding environment.
The utility model content
Be to solve the problem that prior art exists, the purpose of this utility model is to provide a kind of extinction efficient height, efficiency light heat absorption system that heat transfer efficiency is high.
For achieving the above object, the utility model efficiency light heat absorption system, comprise light heat collector and the speculum array that is used for converging sunshine to it, wherein, light heat collector comprises the housing that is provided with absorbing cavity, this housing is provided with light inlet, and this light inlet extends internally and is provided with reflective funnel, and described housing is disposed with insulation heat insulation layer, heat exchange conducting shell and photo-thermal absorbed layer from outside to inside.
Further, described insulation heat insulation layer comprises the inboard heat radiation reflecting layer and the insulation material layer in the outside.
Further, described heat exchange conducting shell comprises heat absorption packing material and the transfer canal that is arranged on wherein.
Further, described photo-thermal absorbed layer is made up of the photo-thermal absorbing material, and its uniform cone absorptive unit that is provided with in surface forms repeatedly diffuse reflection uptake zone between two adjacent cone absorptive units.
Further, be provided with heat transfer medium in the described transfer canal, transfer canal is the coiled structure, and its coiling is distributed in the described heat exchange conducting shell, and the connection of the port of export of transfer canal is provided with heat transfer apparatus.
Further, described reflective funnel is a reducing hollow cone tubular construction, and its external diameter is big, internal diameter is little, and the inner surface of described reflective funnel is provided with light superelevation reflecting layer and protective layer.
Further, described light heat collector is fixedly mounted on the described support tower.
Further, described heat transfer apparatus is installed on the described support tower.
Further, described light heat collector profile is a ball fault shape.
Further, described cone absorptive unit is shaped as pyramid or circular cone.
The utility model efficiency light heat absorption system utilizes the reasonable combination of material, special construction and technology, to the converging of light, reflect, process such as absorption designs, to reach extinction efficient height, purpose that heat transfer efficiency is high.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the light heat collector structural representation;
Fig. 3 is an A portion cross section enlarged drawing among Fig. 2;
Fig. 4 is provided with structural representation for transfer canal.
The specific embodiment
As shown in Figures 1 to 4, the utility model efficiency light heat absorption system, comprise light heat collector 3 and the speculum array 1 that is used for converging sunshine to it, light heat collector 3 profiles are ball fault shape, it is fixedly mounted on the support tower 5, light heat collector 3 comprises the housing 7 that is provided with absorbing cavity 6, and housing 7 is provided with light inlet 8, and light inlet 8 extends internally and is provided with reflective funnel 9.
Wherein, housing 7 is disposed with insulation heat insulation layer 15, heat exchange conducting shell 14 and photo-thermal absorbed layer 13 from outside to inside.Insulation heat insulation layer 15 comprises the inboard heat radiation reflecting layer and the insulation material layer (not shown) in the outside; Heat exchange conducting shell 14 comprises heat absorption packing material (not shown) and the transfer canal 16 that is arranged on wherein; Photo-thermal absorbed layer 13 is made up of the photo-thermal absorbing material, its material has rough surface, dark color, high temperature resistant, the physical property such as good of conducting heat, the surperficial uniform cone absorptive unit 11 that is provided with of photo-thermal absorbed layer 13, form repeatedly diffuse reflection uptake zone 12 between two adjacent cone absorptive units, the distribution density of cone absorptive unit 11 and angle, size are stipulated according to actual instructions for use.The shape of cone absorptive unit 11 can be set to pyramid or circular cone.
Reflective funnel 9 is a reducing hollow cone tubular construction, and its external diameter is big, internal diameter is little, and reflective funnel 9 is made by heat-insulating material, the treated or coating in its surface, electroplates and forms light superelevation reflecting layer and protective layer (not shown).The Taper Pipe angle ω and the degree of depth of reflective funnel 9 are stipulated according to actual instructions for use.
Be provided with heat transfer medium in the transfer canal 16, transfer canal is the coiled structure, and its coiling is distributed in the heat exchange conducting shell 14, and the connection of the port of export of transfer canal 16 is provided with heat transfer apparatus 4.High-temperature region 19 from the low-temperature space 18 of the bottom periphery of reflective funnel 9 to the top, the direction 17 that transports of heats is around to high-temperature region 19 along pipeline gradually by low-temperature space 18 in the transfer canal 16, and output at last is incorporated into heat transfer apparatus 4.Heat transfer apparatus 4 is installed on the support tower 5.
The utility model efficiency light heat absorption system belongs to a link in the photo-thermal power generation system equipment chain.Heat transfer apparatus 4 comprises control system for heat pump and transmission pipeline, and light heat collector 3 is by support tower 5 support fixation, and light inlet 8 aligns speculum array 1.Housing 7 inside can adopt methods such as machinery, welding or cast to connect as one.
During work:
The first step: concentrate by the solar reflection optical line 2 of the fan-shaped array of solar mirror reflection to converge at the funnel part of photo-thermal absorption system referring to Fig. 1,3, its light beam is through light inlet 8 direct projections or after the superelevation reflecting layer on reflective funnel 9 surfaces once and is repeatedly reflected, enter absorbing cavity 6 by reflective funnel 9 internal orifices, referring to Fig. 2.
Second step: after entering absorbing cavity 6, light beam irradiates is to the conical element zone of photo-thermal absorbed layer, in repeatedly uptake zone, diffuse reflection district 12 internal reflections absorption, referring to Fig. 3, a little light or thermal scattering once and are repeatedly reflected by the superelevation reflecting layer again after reflective funnel surface, luminous energy is converted into heat energy heating photo-thermal absorbed layer, and heat is passed to the heat exchange conducting shell by heat again.Because reducing hollow cone tubular construction makes the light intensity of incident inner chamber have directionality, after absorbing, photo-thermal produced the non-uniform temperature of photo-thermal absorbed layer 13 and heat exchange conducting shell 14, produced low-temperature space 18, high-temperature region 19 then, referring to Fig. 2; By the conical disc tubular construction high and low warm area is connected, utilize thermograde to carry out heat exchange and spread out of by pipeline thermal circulation.
The 3rd step: heat is absorbed and is incorporated into heat transfer apparatus 4 through transfer canal 16 outside transmission in the heat exchange conducting shell, is transported to heat generating system.

Claims (10)

1. efficiency light heat absorption system, it is characterized in that, this system comprises light heat collector and is used for converging to it speculum array of sunshine, wherein, light heat collector comprises the housing that is provided with absorbing cavity, this housing is provided with light inlet, and this light inlet extends internally and is provided with reflective funnel, and described housing is disposed with insulation heat insulation layer, heat exchange conducting shell and photo-thermal absorbed layer from outside to inside.
2. efficiency light heat absorption as claimed in claim 1 system is characterized in that, described insulation heat insulation layer comprises the inboard heat radiation reflecting layer and the insulation material layer in the outside.
3. efficiency light heat absorption as claimed in claim 1 system is characterized in that, described heat exchange conducting shell comprises the heat absorption packing material and is arranged on wherein transfer canal.
4. efficiency light heat absorption as claimed in claim 1 system is characterized in that described photo-thermal absorbed layer is made up of the photo-thermal absorbing material, and its uniform cone absorptive unit that is provided with in surface forms repeatedly diffuse reflection uptake zone between two adjacent cone absorptive units.
5. efficiency light heat absorption as claimed in claim 3 system, it is characterized in that, be provided with heat transfer medium in the described transfer canal, transfer canal is the coiled structure, its coiling is distributed in the described heat exchange conducting shell, and the connection of the port of export of transfer canal is provided with heat transfer apparatus.
6. efficiency light heat absorption as claimed in claim 1 system is characterized in that described reflective funnel is a reducing hollow cone tubular construction, and its external diameter is big, internal diameter is little, and the inner surface of described reflective funnel is provided with light superelevation reflecting layer and protective layer.
7. efficiency light heat absorption as claimed in claim 5 system is characterized in that described light heat collector is fixedly mounted on the support tower.
8. efficiency light heat absorption as claimed in claim 7 system is characterized in that described heat transfer apparatus is installed on the described support tower.
9. efficiency light heat absorption as claimed in claim 7 system is characterized in that described light heat collector profile is a ball fault shape.
10. efficiency light heat absorption as claimed in claim 4 system is characterized in that, described cone absorptive unit be shaped as pyramid or circular cone.
CN2010205913507U 2010-10-29 2010-10-29 High-efficiency photothermal absorption system Expired - Fee Related CN201866944U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010205913507U CN201866944U (en) 2010-10-29 2010-10-29 High-efficiency photothermal absorption system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010205913507U CN201866944U (en) 2010-10-29 2010-10-29 High-efficiency photothermal absorption system

Publications (1)

Publication Number Publication Date
CN201866944U true CN201866944U (en) 2011-06-15

Family

ID=44138096

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010205913507U Expired - Fee Related CN201866944U (en) 2010-10-29 2010-10-29 High-efficiency photothermal absorption system

Country Status (1)

Country Link
CN (1) CN201866944U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012055160A1 (en) * 2010-10-24 2012-05-03 Zhang Xianfeng Light-locking solar thermal collector and light-locking solar thermal collecting method
CN103398477A (en) * 2013-08-02 2013-11-20 中国科学院上海高等研究院 Solar thermal utilization system
CN104422179A (en) * 2013-09-04 2015-03-18 中广核太阳能开发有限公司 Solar tower type thermal power generation closed cavity type receiver and application method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012055160A1 (en) * 2010-10-24 2012-05-03 Zhang Xianfeng Light-locking solar thermal collector and light-locking solar thermal collecting method
CN103398477A (en) * 2013-08-02 2013-11-20 中国科学院上海高等研究院 Solar thermal utilization system
CN104422179A (en) * 2013-09-04 2015-03-18 中广核太阳能开发有限公司 Solar tower type thermal power generation closed cavity type receiver and application method thereof

Similar Documents

Publication Publication Date Title
CN101706161B (en) Cavity type solar heat absorber provided with optical window
US7263992B2 (en) Volumetric solar receiver
CN101122425A (en) Silicon carbide foam ceramic solar energy air heat-absorbing device
CN102252433A (en) Dish type solar energy thermal power generation system and heat collector thereof
CN103591704B (en) A kind of W type Columnating type solar heat dump
CN201866944U (en) High-efficiency photothermal absorption system
CN202057076U (en) Disc type solar energy heat generating system and heat collector of same
WO2011153591A1 (en) Apparatus and method for solar energy collection and conversion
CN106225261B (en) A kind of solar power tower receiver architecture and method of reseptance
CN201779886U (en) Solar heat-collecting unit structure
CN202328465U (en) Solar heating device
CN201983480U (en) Tower-type solar heat-collecting device
CN201522111U (en) Simulating panel solar collector
CN106482356B (en) A kind of concentrating solar photo-thermal photoelectricity mixed collection device
CN106352563A (en) Concentrating photothermal system and photoelectric and photothermal cogeneration module comprising same
CN202419970U (en) Tower type receiver for solar thermal power station
CN101762022A (en) Photo-thermal conversion method
CN206055983U (en) A kind of solar power tower receiver architecture
CN101377358A (en) Solar energy heat collector
CN104390373B (en) Dish-style Stirling engine heat collector port heat shield arrangement and its application in solar power generation
CN104154665B (en) A kind of solar energy heat collector
CN208205469U (en) A kind of disc type solar energy high temperature cavity heat absorber device
CN202692475U (en) Solar photovoltaic power generation and heat collecting stepped comprehensive utilization device
CN202419967U (en) Receiver of tower type solar thermal power station
CN202303969U (en) Solar flat plate heat collector

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee

Owner name: RAYSPOWER ENERGY GROUP CO., LTD.

Free format text: FORMER NAME: NEW ENERGY POWER CO., LTD. IN HAI DUONG

CP01 Change in the name or title of a patent holder

Address after: 102200 Changping District science and Technology Park, Beijing Road No. 17

Patentee after: Rayspower Energy Group Co., Ltd.

Address before: 102200 Changping District science and Technology Park, Beijing Road No. 17

Patentee before: RAYSPOWER NEW ENERGY Co.,Ltd.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110615

Termination date: 20181029