CN202281397U - Wind driven Fresnel solar energy focusing hot-air device - Google Patents
Wind driven Fresnel solar energy focusing hot-air device Download PDFInfo
- Publication number
- CN202281397U CN202281397U CN2011204222154U CN201120422215U CN202281397U CN 202281397 U CN202281397 U CN 202281397U CN 2011204222154 U CN2011204222154 U CN 2011204222154U CN 201120422215 U CN201120422215 U CN 201120422215U CN 202281397 U CN202281397 U CN 202281397U
- Authority
- CN
- China
- Prior art keywords
- solar radiation
- wind
- radiation converter
- air blast
- connecting rod
- 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.)
- Withdrawn - After Issue
Links
Images
Classifications
-
- 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
- Y02E10/47—Mountings or tracking
-
- 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
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Photovoltaic Devices (AREA)
Abstract
A wind driven Fresnel solar energy focusing hot-air device comprises a solar radiation converter air current circulation driving system, a Fresnel lens focusing system and a solar radiation converter, wherein the solar radiation converter air current circulation driving system is a wind driven system; the Fresnel lens focusing system comprises a Fresnel lens, a solar radiation tracking frame and a solar radiation converter that are connected by connecting rods; a cold air inlet of the solar radiation converter is connected with the wind driven system; and a hot air outlet of the solar radiation converter outputs hot air. The utility model has the benefits that as wind is used to drive the air current in the solar converter to circulate, the energy is saved and the energy conversion efficiency is improved; the Fresnel lens can track the radiation direction of the sun and focus the solar radiation to form light spots, and the device has a simple structure; as foamed ceramics is used for thermal energy conversion, the conversion efficiency is improved; the device is suitable for high altitude areas, coastal areas as well as central and western areas; furthermore, the device is clean and environmental-friendly.
Description
Technical field
The utility model belongs to the solar energy equipment field, relates in particular to the device that utilizes Fresnel Lenses to focus on solar radiant energy and be converted into heat energy.
Background technology
Solar energy is to contain abundant, safe, as can not threaten the mankind and destruction environment energy, is the human optimal energy.Utilize solar energy heat build-up generating to mainly contain slot type heat build-up generating, tower heat build-up generating and three kinds of modes of dish formula heat build-up generating in the prior art.The heat build-up method of slot type heat build-up generating is to utilize the flute profile parabolic mirror that solar light focusing is heated heat-transfer working medium to solar thermal collector; The heat build-up method of tower heat build-up generating is at very large-area many large-scale speculums to be housed on the ground; Be commonly referred to heliostat; All be furnished with follower separately for every, exactly the sunshine reflection focused on the receiver of a high top of tower, heat-transfer working medium is heated through receiver; The heat build-up method of dish formula heat build-up generating is to utilize plate-like paraboloidal mirror focusing heat collection, and its structure and shape is similar to large-scale parabolic radar antenna.Prior art deficiency be; The beam condensing unit energy conversion efficiency is low, complex structure is huge, and the heat exchange airflow needs driven by power, and the entire system energy conversion efficiency is low, has restricted the solar energy generation technology commercialization and has applied.
Summary of the invention
The purpose of the utility model provides a kind of wind energy drive air circulation that utilizes, and uses the Fresnel Lenses focusing heat collection, with the solar focusing hot air apparatus of solar radiation converter with air heat.
For realizing above-mentioned purpose; The technical scheme of the utility model is following: the wind drive Fresnel solar energy focuses on hot air apparatus; Comprise solar radiation converter airflow drive system, Fresnel Lenses focusing system and solar radiation converter; It is characterized in that said solar radiation converter airflow drive system is a wind power driving system; Wind power driving system comprises wind drive air blast, wind drive air blast discharge pipe, valve A and cool air hose; The wind drive air blast is connected with wind drive air blast discharge pipe, and wind drive air blast discharge pipe is provided with valve A, and wind drive air blast discharge pipe links to each other with the cool air inlet of solar radiation converter through cool air hose; Described Fresnel Lenses focusing system comprises: framework, connecting rod A, connecting rod B and connecting rod C are followed the trail of in Fresnel Lenses, solar radiation; Connecting rod A, connecting rod B and connecting rod C are straight-bars; Fresnel Lenses is followed the trail of frame fixation through connecting rod B with solar radiation and is linked to each other; Fresnel Lenses is fixedly linked through connecting rod A and solar radiation converter, and connecting rod A is fixedly linked Fresnel Lenses and solar radiation converter; Said solar radiation converter comprises: quartz glass plate, solar radiation converter shell, foamed ceramics, dividing plate, cool air inlet, hot air outlet and insulation material; The solar radiation converter shell is a tubular shell; Quartz glass plate covers solar radiation converter shell upper end; Dividing plate is dull and stereotyped, and dividing plate places in the solar radiation converter shell, with being divided into two journeys that are communicated with on top in the solar radiation converter shell; Filled and process pottery in the solar radiation converter shell; The outer covering insulation material of solar radiation converter shell, cool air inlet and hot air outlet are located at solar radiation converter shell lower end, and hot air outlet is through hot-air flexible pipe output hot blast.
The said wind drive Fresnel solar energy of the utility model focuses on hot air apparatus; It is characterized in that said solar radiation converter airflow drive system also comprises power-driven system; Power-driven system comprises: driven by power air blast, driven by power blower fan discharge pipe and valve B; The driven by power air blast is connected with driven by power blower fan discharge pipe, and valve B places on the driven by power blower fan discharge pipe, and driven by power blower fan discharge pipe is connected in parallel on the cool air hose.
The said wind drive Fresnel solar energy of the utility model focuses on hot air apparatus; It is characterized in that said wind drive air blast is by wind-force impeller, wind-force impeller axle, speed change gear, axial-flow compressor, wind direction orienting device, wind speed probe, bearing A, speed change gear pole, bearing B; Wind drive air blast pillar; Wind-force impeller links to each other with the speed change gear left end through the wind-force impeller axle; The speed change gear right-hand member links to each other with compressorshaft; The wind direction orienting device is fixedly connected with axial-flow compressor shell rear portion, and the axial-flow compressor shell is connected with wind drive air blast pillar through bearing A, and speed change gear lower end and speed change gear pole upper end are rigidly connected; Speed change gear pole lower end is connected with wind drive air blast pillar through bearing B, and the wind drive air blast that connects and composes of bearing A and bearing B is the rotational structure of axle with wind drive air blast pillar; The wind speed probe is arranged on the wind drive blower drum, is used for the measurement environment wind speed.
The said wind drive Fresnel solar energy of the utility model focuses on hot air apparatus; It is characterized in that said wind drive Fresnel solar energy focuses on hot air apparatus and also comprises control device; Control device is computer or single board computer; The ambient wind velocity signal that the wind speed probe records is transferred to control device, and control device is according to the switching of initialize program control power-driven system.
The principle of the utility model is
Use solar radiation and follow the trail of the characteristic that framework can sun-tracing radiation incident ray direction; Framework is followed the trail of in Fresnel Lenses, solar radiation converter and solar radiation to link to each other through connecting rod A, connecting rod B and connecting rod C; Making Fresnel Lenses focus on solar radiation becomes strong energy-flux density hot spot, projects on the solar radiation converter.Filling radiation absorbability is strong in the solar radiation converter, thermal conductivity factor big and the foamed ceramics porous media material of the three-dimensional network-like structure that the heat convection performance is strong; Convert the solar radiation that focuses on into heat energy heating foamed ceramics porous media; The foamed ceramics porous media through heat convection with the heat transferred cold air in it that circulates; Produce hot blast, see off from hot air outlet.Because framework is followed the trail of in solar radiation can sun-tracing radiation incident ray direction, has guaranteed incident Fresnel Lenses plane intensity of solar radiation.
Compared with prior art, the utlity model has following beneficial effect:
1, uses air current flow in the wind drive solar converters.Simultaneously, wind speed measuring device is installed on the wind power driving system, when wind-force is not enough, is started power-driven system and drive air current flow in the solar converters.Practice thrift the energy, improved energy conversion efficiency.
2, the Fresnel Lenses of the traceable solar radiation direction of application focuses on solar radiation becomes hot spot.With respect to the traditional focus device, structure is simplified.
3, application solar radiation converter inner foam pottery absorbs solar radiation and converts heat energy into and is used, and has improved the conversion efficiency of solar radiation to thermal power transfer, clean environment firendly.
4, this invention multiple arrangement parallel connection can be mated with traditional heating equipment or generating equipment, is used for heat supply or generating.
5, the utility model is specially adapted to high altitude localities, coastal area and central and west regions.
Description of drawings
The utility model has accompanying drawing four width of cloth, wherein:
The structural representation of Fig. 1 the utility model
Fig. 2 wind drive blower fan structure sketch map
Fig. 3 axial-flow compressor structural representation
Fig. 4 solar radiation converter structure sketch map
Among the figure: 1, wind drive air blast, 2, the driven by power air blast, 3, wind drive air blast discharge pipe, 4, driven by power air blast discharge pipe, 5, valve A; 6, valve B, 7, cool air hose, 8, the hot-air flexible pipe, 9, cool air inlet, 10, hot air outlet; 11, solar radiation converter, 12, Fresnel Lenses, 13, solar radiation follows the trail of framework, 14, connecting rod A, 15, connecting rod B; 16, connecting rod C, 17, wind-force impeller, 18, the wind-force impeller axle, 19, speed change gear, 20, compressorshaft; 21, axial-flow compressor, 22, the axial-flow compressor shell, 23, the wind direction orienting device, 24, the wind speed probe, 25, bearing A; 26, speed change gear pole, 27, bearing B, 28, wind drive air blast pillar, 29, the compressor work leaf grating, 30, the compressor static cascade; 31, quartz glass plate, 32, the solar radiation converter shell, 33, foamed ceramics, 34, dividing plate, 35, insulation material.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiments the utility model is described further.
This device is made up of solar thermal collector airflow drive system, Fresnel Lenses focusing system and radiation converter.
Solar radiation converter airflow drive system comprises: wind drive air blast 1, driven by power air blast 2, wind drive air blast discharge pipe 3, driven by power blower fan discharge pipe 4, valve A5, valve B6, cool air hose 7, solar radiation converter 11 and hot-air flexible pipe 8.Wind drive air blast 1 is connected with wind drive air blast discharge pipe 3.Driven by power air blast 2 is connected with driven by power blower fan discharge pipe 4.Wind drive air blast discharge pipe 3 converges to cool air hose 7 with driven by power blower fan discharge pipe 4 through being arranged in last valve A5 of pipe and valve B6 separately.Cool air hose 7 links to each other with the cool air inlet 9 of solar radiation converter 11, and the hot air outlet 10 of solar radiation converter 11 links to each other with hot-air flexible pipe 8.Wind drive air blast 1 is by wind-force impeller 17, wind-force impeller axle 18, speed change gear 19, compressorshaft 20, axial-flow compressor 21, axial-flow compressor shell 22, wind direction orienting device 23, wind speed probe 24, bearing A25, speed change gear pole 26; Bearing B27; Wind drive air blast pillar 28, compressor work leaf grating 29 and compressor static cascade 30.Wind-force impeller 17 links to each other with speed change gear 19 left ends through wind-force impeller axle 18.Speed change gear 19 right-hand members link to each other with compressorshaft 20, and compressorshaft 20 links to each other with compressor work leaf grating 29.Compressor static cascade 30 is fixed on axial-flow compressor shell 22 internal faces.Wind direction orienting device 23 fixes with axial-flow compressor shell 22 rear portions, wind direction orienting device 23 and the 22 no relative motions of axial-flow compressor shell.Axial-flow compressor shell 23 is connected with wind drive air blast pillar 28 through bearing A25; Speed change gear 19 lower ends and speed change gear pole 26 upper ends are rigidly connected; Speed change gear pole 26 lower ends are connected with wind drive air blast pillar 28 through bearing B27, and the wind drive air blast 1 that connects and composes of bearing A25 and bearing B27 serves as the axle rotational structure with wind drive air blast pillar 28.Wind speed probe 24 is arranged on the axial-flow compressor shell 22, is used for the measurement environment wind speed and produces feedback signal control driven by power air blast 4 opening and valve B6 unlatching and aperture.The Fresnel Lenses focusing system comprises: framework 13, connecting rod A14, connecting rod B15 and connecting rod C16 are followed the trail of in Fresnel Lenses 12, solar radiation converter 11, solar radiation.Fresnel Lenses 12 is followed the trail of framework 13 through connecting rod B15 with solar radiation and is linked to each other.Fresnel Lenses 12 links to each other with solar radiation converter 11 through connecting rod A14, and the syndeton that connecting rod A14 forms can guarantee that the solar radiation focal beam spot of Fresnel Lenses 11 transmissions drops on foamed ceramics 33 packing materials of solar radiation converter 11.Simultaneously, solar radiation converter 11 links to each other with solar radiation tracking framework 11 through pole C16.Framework 11 is followed the trail of in solar radiation can sun-tracing radiation incident ray direction, guarantees incident Fresnel Lenses 12 plane intensities of solar radiation.Solar radiation converter 11 comprises: quartz glass plate 31, solar radiation converter shell 32, foamed ceramics 33, dividing plate 34 and insulation material 35.Quartz glass plate 31 covers solar radiation converter shell 32 tops, filled and process pottery 33 in the solar radiation converter shell 32, solar radiation converter shell 32 outer covering insulation materials 35.Solar radiation converter shell 32 inside are divided into two journeys by dividing plate 34.
The course of work of the utility model is following:
Axial-flow compressor shell 23, speed change gear 19 are connected with wind drive air blast pillar 28 with bearing B27 through bearing A25; And to constitute wind drive air blast 1 serve as a rotational structure with wind drive air blast pillar 28, can regulate the wind drive air blast over against wind stream through wind direction orienting device 23.Wind-force impeller 17 produces shaft work under wind, through passing to compressorshaft 20 after speed change gear 19 speedups, and drive axial-flow compressor 21 task driven air current flow.Generally, driven by power air blast 4 cuts out with valve B6, and device is only driven the air stream of circulation solar radiation converter 11 by wind drive air blast 1.Arrange wind speed probe 24 on the axial-flow compressor shell 22; Can the measurement environment wind speed and produce feedback signal; When if the air capacity of the circulation solar radiation converter 11 that wind speed provides is not enough; Driven by power air blast 4 is opened with valve B6, and control valve B6 aperture satisfies the air mass flow requirement is provided.
Solar radiation follow the trail of framework 11 drive penetrate Fresnel Lenses 12 can sun-tracing radiation incident ray direction, guarantee incident Fresnel Lenses 12 plane intensities of solar radiation.Fresnel Lenses 12 transmission solar radiations also are focused into hot spot; The syndeton that Fresnel Lenses 11 forms through connecting rod A14 and solar radiation converter 11; Can guarantee that the solar radiation focal beam spot drops on the foamed ceramics 33 of solar radiation converter 11 fillings, convert the solar radiation that focuses on into heat energy, heating foamed ceramics 33 porous media solid frame; Foamed ceramics 33 porous media solid frame with the heat transferred cold air in it that circulates, produce hot blast through heat convection.
A plurality of device parallel connections with heating equipment or generating equipment coupling, are used for heat supply or generating.
Claims (4)
1. the wind drive Fresnel solar energy focuses on hot air apparatus; Comprise solar radiation converter airflow drive system, Fresnel Lenses focusing system and solar radiation converter; It is characterized in that said solar radiation converter airflow drive system is a wind power driving system; Wind power driving system comprises wind drive air blast (1), wind drive air blast discharge pipe (3), valve A (5) and cool air hose (7); Wind drive air blast (1) is connected with wind drive air blast discharge pipe (3); Wind drive air blast discharge pipe (3) is provided with valve A (5), and wind drive air blast discharge pipe (3) links to each other with the cool air inlet (9) of solar radiation converter (11) through cool air hose (7); Described Fresnel Lenses focusing system comprises: framework (13), connecting rod A (14), connecting rod B (15) and connecting rod C (16) are followed the trail of in Fresnel Lenses (12), solar radiation; Connecting rod A (14), connecting rod B (15) and connecting rod C (16) are straight-bars; Fresnel Lenses (12) is followed the trail of framework (13) through connecting rod B (15) with solar radiation and is fixedly linked; Fresnel Lenses (12) is fixedly linked with solar radiation converter (11) through connecting rod A (14), and connecting rod A (14) is fixedly linked Fresnel Lenses (12) and solar radiation converter (11); Said solar radiation converter (11) comprising: quartz glass plate (31), solar radiation converter shell (32), foamed ceramics (33), dividing plate (34), cool air inlet (9), hot air outlet (10) and insulation material (35); Solar radiation converter shell (32) is a tubular shell; Quartz glass plate (31) covers solar radiation converter shell (32) upper end; Dividing plate (34) is dull and stereotyped, and dividing plate (34) places in the solar radiation converter shell (32), with being divided into two journeys that are communicated with on top in the solar radiation converter shell; Filled and process pottery (33) in the solar radiation converter shell; The outer covering insulation material (35) of solar radiation converter shell, cool air inlet (9) and hot air outlet (10) are located at solar radiation converter shell (32) lower end, and hot air outlet (10) is through hot-air flexible pipe (8) output hot blast.
2. focus on hot air apparatus according to the said wind drive Fresnel solar energy of claim 1; It is characterized in that said solar radiation converter airflow drive system also comprises power-driven system; Power-driven system comprises: driven by power air blast (2), driven by power blower fan discharge pipe (4) and valve B (6); Driven by power air blast (2) is connected with driven by power blower fan discharge pipe (4); Valve B (6) places on the driven by power blower fan discharge pipe (4), and driven by power blower fan discharge pipe (4) is connected in parallel on the cool air hose (7).
3. focus on hot air apparatus according to the said wind drive Fresnel solar energy of claim 2; It is characterized in that said wind drive air blast comprises wind-force impeller (17), wind-force impeller axle (18), speed change gear (19), axial-flow compressor (21), wind direction orienting device (23), wind speed probe (24), bearing A (25), speed change gear pole (26), bearing B (27) and wind drive air blast pillar (28); Wind-force impeller (17) links to each other with speed change gear (19) left end through wind-force impeller axle (18); Speed change gear (19) right-hand member links to each other with compressorshaft (20); Wind direction orienting device (23) is fixedly connected with axial-flow compressor shell (22) rear portion; Axial-flow compressor shell (22) is connected with wind drive air blast pillar (28) through bearing A (25); Speed change gear (19) lower end and speed change gear pole (26) upper end are rigidly connected; Speed change gear pole (26) lower end is connected with wind drive air blast pillar (28) through bearing B (27), and the wind drive air blast (1) that connects and composes of bearing A (25) and bearing B (27) is the rotational structure of axle with wind drive air blast pillar (28); Wind speed probe (24) is arranged on the axial-flow compressor shell (22), is used for the measurement environment wind speed.
4. focus on hot air apparatus according to the said wind drive Fresnel solar energy of claim 1; It is characterized in that said wind drive Fresnel solar energy focuses on hot air apparatus and also comprises control device; Control device is computer or single board computer; The ambient wind velocity signal that wind speed probe (24) records is transferred to control device, and control device is according to the switching of initialize program control power-driven system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204222154U CN202281397U (en) | 2011-10-28 | 2011-10-28 | Wind driven Fresnel solar energy focusing hot-air device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204222154U CN202281397U (en) | 2011-10-28 | 2011-10-28 | Wind driven Fresnel solar energy focusing hot-air device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202281397U true CN202281397U (en) | 2012-06-20 |
Family
ID=46227564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204222154U Withdrawn - After Issue CN202281397U (en) | 2011-10-28 | 2011-10-28 | Wind driven Fresnel solar energy focusing hot-air device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202281397U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102393083A (en) * | 2011-10-28 | 2012-03-28 | 大连海事大学 | Wind power-driven Freel solar energy focusing hot wind device |
-
2011
- 2011-10-28 CN CN2011204222154U patent/CN202281397U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102393083A (en) * | 2011-10-28 | 2012-03-28 | 大连海事大学 | Wind power-driven Freel solar energy focusing hot wind device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1773190B (en) | Solar energy thermoelectric co-supply system | |
| CN102388277A (en) | Solar energy transfer and storage apparatus | |
| CN103219409B (en) | Have and rotate the light-focusing type of photovoltaic battery pack and the solar energy photovoltaic system of non-concentrating type | |
| CN105953528A (en) | Heat collection type solar circulation drying system based on Fresnel lens | |
| CN100429397C (en) | Cluster type heat storage solar photo-thermal power generation device | |
| CN101699191A (en) | Integrally packaged type solar heat collector with combined curved surface for light collection and vacuum tube for heat collection | |
| KR101518243B1 (en) | Hybrid Type Collecting Solar Energy for Hot Water | |
| CN101839617A (en) | Solar multi-directional tracking solar energy drying equipment | |
| CN102400868B (en) | Single tower multi-disc type solar power system | |
| CN202281397U (en) | Wind driven Fresnel solar energy focusing hot-air device | |
| CN201615679U (en) | Solar energy multi-direction tracking dryer | |
| CN101929744A (en) | Tower type solar concentrating system | |
| CN102393083B (en) | Wind power-driven Freel solar energy focusing hot wind device | |
| CN201740267U (en) | Wire tower-type solar energy light-gathering heat collecting system | |
| CN108458499A (en) | A kind of solar energy high temperature air heat-collecting system and method | |
| KR102358978B1 (en) | Parabolic trough concentrator type solar thermal energy system having concentrated photovoltaic | |
| CN207333115U (en) | Solar groove type heat collector and low temperature stirling generator group combined generating system | |
| CN101392961A (en) | Multifunction solar storage stove | |
| KR101407079B1 (en) | solar heat collecting system using cone shape reflector | |
| CN207333116U (en) | Solar energy tower type heat collector and low temperature stirling generator group combined generating system | |
| WO2013107258A1 (en) | Tower dish-type system for synthesized utilization of solar energy | |
| KR101056941B1 (en) | Dish-Type Solar Collectors | |
| CN2884537Y (en) | High performance solar plant | |
| Rajendran et al. | Introduction to Solar Energy Conversion | |
| CN106549632A (en) | A kind of folding photovoltaic and photothermal suitching type beam condensing unit of minute surface and its heating electricity-generating method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120620 Effective date of abandoning: 20130424 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20120620 Effective date of abandoning: 20130424 |
|
| RGAV | Abandon patent right to avoid regrant |