CN101201206A - Rotary type flat solar water heater and rotary type solar-electrical energy conversion device - Google Patents
Rotary type flat solar water heater and rotary type solar-electrical energy conversion device Download PDFInfo
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- CN101201206A CN101201206A CNA2006101353294A CN200610135329A CN101201206A CN 101201206 A CN101201206 A CN 101201206A CN A2006101353294 A CNA2006101353294 A CN A2006101353294A CN 200610135329 A CN200610135329 A CN 200610135329A CN 101201206 A CN101201206 A CN 101201206A
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- turning cylinder
- gear
- rotary type
- rotational plane
- angle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S60/00—Arrangements for storing heat collected by solar heat collectors
- F24S60/30—Arrangements for storing heat collected by solar heat collectors storing heat in liquids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S30/00—Arrangements for moving or orienting solar heat collector modules
- F24S30/40—Arrangements for moving or orienting solar heat collector modules for rotary movement
- F24S30/42—Arrangements for moving or orienting solar heat collector modules for rotary movement with only one rotation axis
- F24S30/428—Arrangements for moving or orienting solar heat collector modules for rotary movement with only one rotation axis with inclined axis
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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
- Y02E10/47—Mountings or tracking
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Photovoltaic Devices (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention relates to a solar energy utilizing device, in particular to a turning type flat plate solar energy water heater and a turning type solar energy-electrical energy transforming device. Both of the turning type flat plate solar energy water heater and the turning type solar energy-electrical energy transforming device drive a heat collecting box body or a flat plate suction converter( like a silicon solar battery board, etc) through a rotary shaft parallel to an earth axis to rotate with the change of the sun in the sky to lead the sunbeam to be able to always keep irradiating in the direction of the rotating plane for a vertical rotary shaft in one day or a certain time of one day; thereby being beneficial to ensuring the device to get the biggest energy-flux density of the sunbeam to the utmost extent and improving the operating factor of the sunbeam energy and the working efficiency of the device.
Description
Technical field
The present invention relates to a kind of helioplant, particularly rotary type flat solar water heater and rotary type solar-electrical energy conversion device.
Background technology
The patent No. provides a kind of vacuum glass cover plate flat solar water heater for 200410025771.2 Chinese invention patent, it has the casing of insulation material and housing composition, above casing, be provided with the vacuum glass flat board, be provided with the absorber plate that heat pipe and fin are formed in the casing, in the heating water tank that the condensation segment of heat pipe is located at water storage tank is connected or in the water storage tank, absorber plate places below the vacuum glass flat board.This structure is utilized the high light transmittance of vacuum glass flat board and is prevented thermal diffusivity, can make sunray penetrate the vacuum glass flat board shines on the absorber plate, working media in the heating heat pipe, thus by the flowing heat transfer of working media the water in water storage tank or the heating water tank is heated.The weak point that this device exists is: the dull and stereotyped price of (1) vacuum glass is very expensive, complex manufacturing technology, and not only cost is very high, and maintain and replace is difficult, so the ordinary people is difficult to buy.(2) well-known, the position of the sun on high is that promptly the angle on plane, the dull and stereotyped place of sunray and vacuum glass can change with the moment with different variation of the moment in a day; And this device is owing to be fixed, the dull and stereotyped incident angle with sunray of its vacuum glass kept invariable among one day, promptly had only a moment vertical with sunray in one day, therefore can not fully obtain the maximum energy-flux density of sunshine, potency ratio is not high.
Equally, it also is stationary structure that the existing flat board that is used to absorb solar energy and be translated into electric energy absorbs converter, therefore also exists the maximum energy-flux density that can not fully obtain sunshine, the problem that potency ratio is not high.
Summary of the invention
In order to solve existing in prior technology the problems referred to above, technical scheme one of the present invention provides a kind of rotary type flat solar water heater, it can make certain section period of heat collecting tank in one day or one day rotate with the change in location of the sun on high, thereby guarantee that this water heater obtains the maximum energy-flux density of sunshine to greatest extent, both made full use of solar energy, improve the operating efficiency of water heater, helped reducing manufacturing cost, simplified manufacturing technique again.
Technical solution of the present invention one is to constitute like this, it comprises heat collecting tank, the casing top is provided with glass plate and is tiled in the absorber plate of glass plate below, absorber plate is made up of heat pipe and thermal-arrest fin, the condensation segment of heat pipe is located in the heating water tank, it is characterized in that: the heat collecting tank bottom is provided with and is used to drive the turning cylinder of its rotation and is used to drive the tumbler that turning cylinder rotates, turning cylinder is parallel with the earth's axis, the angle theta that is turning cylinder place rotational plane and location ground level equals local latitude, and the control end of tumbler is subjected to clock control to make that the moving axis that rotates rotates turning cylinder place rotational plane necessarily keeping the angle vertical with sunray constantly; Have between glass plate and the rotational plane-23.5 °～23.5 ° angle theta ', the intersecting lens of glass plate and rotational plane is perpendicular to turning cylinder.
Than prior art, the present invention is owing to adopt the turning cylinder drive heat collecting tank parallel with the earth's axis to rotate with the variation of the sun on high, make certain section period of sunray in one day or in one day can remain the direction irradiation of vertical rotation axle place rotational plane, therefore help guaranteeing that this water heater obtains the maximum energy-flux density of sunshine to greatest extent on the one hand, improve the utilization rate of solar energy and the thermal efficiency of water heater, on the other hand, because the utilization rate of solar energy and the thermal efficiency of water heater improve greatly, therefore can make original vacuum glass flat board that covers the heat collecting tank top into low-cost simple glass flat board, thereby reduce manufacturing cost greatly, simplified manufacturing technique.
In the technique scheme, make between glass plate and the rotational plane angle theta with-23.5 °～23.5 ° ', mainly be to consider that sunray can change incident angle along with the variation of spring, summer, autumn and winter, preferably different angles is set when therefore making according to changes of seasons, the best way is to adopt a kind of lifting or tumbler to make the suitable angle of angle theta between glass plate and the rotational plane ' adjust along with changes of seasons, but the cost of doing like this is higher, and the stability of work is difficult to guarantee, therefore the most easy method is exactly directly to make the angle that is maintained fixed between glass plate and absorber plate and the rotational plane by bracing frame, and between glass plate and rotational plane, add adiabator layer, and consider wintry weather cold, the heat that needs is more, and be warm summer, the heat that needs is less, therefore this angle theta ' be arranged on about about 12 ° is preferable selection.
Glass plate in the technique scheme can adopt the flat board of double-deck simple glass flat board or vacuum glass flat board or cellular structure.Adopt double-deck simple glass flat board can guarantee sunshine incident, and prevent that heat from distributing, therefore can when guaranteeing to make full use of solar energy, reduce production costs greatly.And the employing vacuum glass is dull and stereotyped and the flat board of cellular structure, and the heat-insulating property of heat collecting tank is further improved, but price is comparatively expensive.
For the ease of the rotation of turning cylinder and guarantee the stationarity that turning cylinder rotates, tumbler in the technique scheme comprises the semicircle gear ring or the gear that are connected in rotational plane below, be used to drive gear or the tooth bar speed reduction gearing that gear ring or gear rotate and be used for driven gear or the actuating unit of tooth bar speed reduction gearing, the axis of semicircle gear ring or gear and the dead in line of turning cylinder.
Above-mentioned actuating unit comprises motor, and is connected with the control end of motor and by the programme controlled single-chip microcomputer of clock control.
Since in one day during 9:00～15:00, sunray is the most sufficient, it is the most important period of utilizing solar energy, and for the rotation that makes this device comparatively firm, simple in structure, it is little to take up room, in the technique scheme, the inner clock control program that is provided with of single-chip microcomputer can make turning cylinder drive only rotation and the maintenance angle rotation vertical with sunray during 9:00～15:00 of casing, and the angle when being turned back to 9:00 automatically behind the 20:00.
In order to prevent that when the blowing and raining, rotational plane is subjected to bigger rocking, the rotational plane below be provided be positioned at turning cylinder radially the positive stop of both sides be used to prevent that rotational plane from rotating surpasses the angle of setting.
In addition, heat a plurality of water heaters for convenience simultaneously, thereby further save cost, reduce and to take up room, a plurality of heat collecting tanks can be arranged in order, be connected transmission by common gear or tooth bar speed reduction gearing with the semicircle gear ring or the gear of each heat collecting tank by the single-chip microcomputer that the clock control program is set jointly or by common motor.
Another technical scheme of the present invention provides a kind of rotary type solar-electrical energy conversion device, it can be used in the flat board that absorbs solar energy and be translated into electric energy and absorb certain section period of converter in one day or one day and rotate with the variation of the sun on high, thereby guarantee that this flat board absorbs the maximum energy-flux density that converter obtains sunshine to greatest extent, make full use of solar energy, improve the dull and stereotyped operating efficiency that absorbs converter.
Technical scheme of the present invention two is as follows: a kind of rotary type solar-electrical energy conversion device, it comprises that the flat board that is used to absorb solar energy and be translated into electric energy absorbs converter, it is characterized in that: the described dull and stereotyped converter that absorbs is provided with the tumbler that is used to drive the turning cylinder of its rotation and is used to drive the turning cylinder rotation, turning cylinder is parallel with the earth's axis, the angle that is turning cylinder place rotational plane and location ground level equals local latitude, the control end of tumbler is subjected to clock control, makes turning cylinder place rotational plane keep the angle vertical with sunray and the moving axis that rotates rotation constantly certain.
The dull and stereotyped rotational plane that absorbs converter can be silicon solar cell plate or other reforming unit.
The structure of tumbler can adopt the structure identical with the rotary type flat solar water heater of technical solution of the present invention one.And, can adopt a plurality of dull and stereotyped converters that absorb to be arranged in order equally, be connected transmission by common gear or tooth bar speed reduction gearing with each dull and stereotyped semicircle gear ring or gear that absorbs converter by the single-chip microcomputer that the clock control program is set jointly or by common motor.
The structural principle of rotary type flat solar water heater of the present invention and rotary type solar-electrical energy conversion device, the technical problem that solves, the technical scheme design is basic identical, all be to utilize the turning cylinder parallel to drive heat collecting tank with the earth's axis, or the dull and stereotyped converter (as the silicon solar cell plate etc.) that absorbs, rotate with the variation of the sun on high, make certain section period of sunray in one day or in one day can remain the direction irradiation of vertical rotation axle place rotational plane, therefore help guaranteeing that this device obtains the maximum energy-flux density of sunshine to greatest extent, improve the utilization rate of solar energy and the operating efficiency of this device.
Description of drawings
Fig. 1 is the rotational structure schematic diagram of the expression embodiment of the invention 1.
Fig. 2 is the partial schematic diagram of transmission device 8.
The structural representation that Fig. 3 is made up of a plurality of structures shown in Figure 1.
Fig. 4 is the thermal-arrest part schematic diagram of rotary type flat solar water heater of the present invention.
Fig. 5 is the cutaway view (omitting turning cylinder among the figure) of Fig. 4.
Fig. 6 is the side sectional view of heat collecting tank.
Fig. 7 is the overall schematic of the embodiment of the invention 1.
The specific embodiment
Below in conjunction with specification drawings and specific embodiments content of the present invention is elaborated:
A kind of rotary type flat solar water heater, it comprises heat collecting tank 1, casing can adopt polyurethane heat insulation material and aluminum housing to form.Casing 1 top is provided with glass plate 2 and is tiled in the absorber plate of glass plate below, and glass plate 2 adopts simple glass to make, and leaves appropriate gap between them.Absorber plate is made up of a plurality of heat pipes 3 and thermal-arrest fin 4, the condensation segment 31 of heat pipe is located in the heating water tank 6, and (flexible pipe is suitably long, is convenient to heating water tank 6 and rotates with heat collecting tank by flexible pipe for heating water tank 6, and water storage tank is motionless) be connected with water storage tank 5, thus circulation adds hot water; Perhaps also can directly will heat in the introducing heating water tank such as running water by flexible pipe, and then with flexible pipe connect heating water tank delivery port and directly to extraneous hot-water supply.Also be provided with radiated rib 32 on the condensation segment 31 of heat pipe, condensation segment 31 is higher than evaporator section, and and evaporator section between be provided with heat insulation 33.Absorber plate is supported on the casing top by bracing frame 41.
The gravity assisted heat pipe that heat pipe can adopt copper or iron to make, the operation material in the copper heat pipe can adopt water, and the operation material of iron heat pipe can adopt ammoniacal liquor, all is low-cost efforts at environmental protection material.After sunshine sees through glass plate 2, the heat transfer plate that is scribbled heat absorbing coating by the surface absorbs, because the adopting heat pipes for heat transfer performance is good, undergoes phase transition process after the operation material heat absorption in the heat pipe, heat is passed to water in the heating water tank, the water in the heating water tank again with water storage tank in water carry out heat exchange.Around the heat collecting tank and bottom adopts the insulation material of good heat insulating to be incubated.Glass plate 2 can adopt the flat board of double-deck simple glass flat board or vacuum glass flat board or cellular structure, considers from cost performance, and adopting double-deck simple glass flat board as shown in Figure 5 and Figure 6 is preferable selection.
The heat collecting tank bottom is provided with and is used to drive the turning cylinder 7 of its rotation and is used to drive the tumbler 8 that turning cylinder rotates, turning cylinder is parallel with the earth's axis, the angle theta that is turning cylinder place rotational plane 71 and location ground level equals local latitude, the control end of tumbler is subjected to clock control, makes turning cylinder place rotational plane keep the angle vertical with sunray and the moving axis that rotates rotation constantly certain; Have between glass plate and the rotational plane-23.5 °～23.5 ° angle theta ', be preferable wherein with about 12 °, the intersecting lens of glass plate and rotational plane is perpendicular to turning cylinder.
Tumbler 8 comprises the semicircle gear ring or the gear 81 that are connected in rotational plane below, be used to drive gear or the tooth bar speed reduction gearing 82 that gear ring or gear rotate and be used for driven gear or the actuating unit of tooth bar speed reduction gearing 83, the axis of semicircle gear ring or gear and the dead in line of turning cylinder.Certainly tumbler also can be directly to drive the actuating unit that roller end is rotated, but owing to be that the arm of force is shorter by the end carry-over moment, is not the optimal kind of drive.
Above-mentioned actuating unit comprises motor, and is connected with the control end of motor and by the programme controlled single-chip microcomputer of clock control.
As shown in Figure 2, under the drive of motor, tooth bar 82 drives whole heat collecting tank and rotates the moving axis axis by constantly evenly rotating by driving semicircle gear ring 81.
The inner clock control program that is provided with of single-chip microcomputer can make turning cylinder drive casing only to keep the angle rotation vertical with sunray during 9:00～15:00, and the angle when being turned back to 9:00 automatically behind the 20:00.
During actual the use, a plurality of heat collecting tanks can be arranged in order, be connected transmission by common gear or tooth bar speed reduction gearing 82 with the semicircle gear ring or the gear of each heat collecting tank by the single-chip microcomputer that the clock control program is set jointly or by common motor.
Advantages such as the said apparatus overall structure is neatly reasonable, and it is abundant to receive the sunshine area, and glass plate is good to the solar radiation transparent degree, and higher to heat radiation opacity in the case, total has the efficient height, and technology is simple, and is cheap.
Remove the schematic diagram of water storage tank 5 as Fig. 1, a kind of rotary type solar-electrical energy conversion device, it comprises that the flat board that is used to absorb solar energy and be translated into electric energy absorbs converter, it is characterized in that: the described dull and stereotyped converter that absorbs is provided with the tumbler 8 that is used to drive the turning cylinder 7 of its rotation and is used to drive the turning cylinder rotation, turning cylinder is parallel with the earth's axis, the angle that is turning cylinder place rotational plane 71 and location ground level equals local latitude, and the control end of tumbler is subjected to clock control to make that the moving axis that rotates rotates turning cylinder place rotational plane necessarily keeping the angle vertical with sunray constantly.
The dull and stereotyped rotational plane 71 that absorbs converter can be for the silicon solar cell plate etc.
The structure of tumbler etc. can adopt the structure identical with the rotary type flat solar water heater of embodiment 1.And, can adopt a plurality of dull and stereotyped converters that absorb to be arranged in order (schematic diagram that removes water storage tank 5 as Fig. 3) equally, be connected transmission by the single-chip microcomputer that the clock control program is set jointly or by the semicircle gear ring or the gear of common motor by common gear or tooth bar speed reduction gearing and each flat board absorption converter (as the silicon solar cell plate etc.).
Claims (10)
1. rotary type flat solar water heater, it comprises heat collecting tank (1), the casing top is provided with glass plate (2) and is tiled in the absorber plate of glass plate below, absorber plate is made up of heat pipe (3) and thermal-arrest fin (4), the condensation segment of heat pipe (31) is located in the heating water tank (6), it is characterized in that: the heat collecting tank bottom is provided with the turning cylinder (7) that is used to drive its rotation and is used to drive the tumbler (8) that turning cylinder rotates, turning cylinder is parallel with the earth's axis, the angle that is turning cylinder place rotational plane (71) and location ground level equals local latitude, the control end of tumbler is subjected to clock control, makes turning cylinder place rotational plane keep the angle vertical with sunray and the moving axis that rotates rotation constantly certain; The angle that has-23.5 °～23.5 ° between glass plate and the rotational plane, the intersecting lens of glass plate and rotational plane is perpendicular to turning cylinder.
2. rotary type flat solar water heater according to claim 1, it is characterized in that: tumbler (8) comprises the semicircle gear ring or the gear (81) that are connected in rotational plane below, be used to drive gear or the tooth bar speed reduction gearing (82) that gear ring or gear rotate and be used for driven gear or the actuating unit of tooth bar speed reduction gearing (83), the axis of semicircle gear ring or gear and the dead in line of turning cylinder.
3. rotary type flat solar water heater according to claim 2 is characterized in that: described actuating unit comprises motor, and is connected with the control end of motor and by the programme controlled single-chip microcomputer of clock control; The inner clock control program that is provided with of single-chip microcomputer can make turning cylinder drive only rotation and the maintenance angle rotation vertical with sunray during 9:00～15:00 of casing, and the angle when being turned back to 9:00 automatically behind the 20:00; Rotational plane (71) below be provided be positioned at turning cylinder radially the positive stop of both sides (9) be used to prevent that rotational plane from rotating surpasses the angle of setting.
4. rotary type flat solar water heater according to claim 3 is characterized in that: described glass plate (2) is the flat board of double-deck simple glass flat board or vacuum glass flat board or cellular structure; Angle between glass plate and the rotational plane is about 12 °.
5. according to each described rotary type flat solar water heater in the claim 2～4, it is characterized in that: a plurality of heat collecting tanks are arranged in order, and are connected transmission by common gear or tooth bar speed reduction gearing with the semicircle gear ring or the gear of each heat collecting tank by the single-chip microcomputer that the clock control program is set jointly or by common motor.
6. rotary type solar-electrical energy conversion device, it comprises that the flat board that is used to absorb solar energy and be translated into electric energy absorbs converter, it is characterized in that: the described dull and stereotyped converter that absorbs is provided with the turning cylinder (7) that is used to drive its rotation and is used to drive the tumbler (8) that turning cylinder rotates, turning cylinder is parallel with the earth's axis, the angle that is turning cylinder place rotational plane (71) and location ground level equals local latitude, the control end of tumbler is subjected to clock control, makes turning cylinder place rotational plane keep the angle vertical with sunray and the moving axis that rotates rotation constantly certain.
7. rotary type solar-electrical energy conversion device according to claim 6 is characterized in that: the dull and stereotyped rotational plane (71) that absorbs converter is the silicon solar cell plate.
8. according to claim 6 or 7 described rotary type solar-electrical energy conversion devices, it is characterized in that: tumbler (8) comprises the semicircle gear ring or the gear (81) that are connected in rotational plane below, be used to drive gear or the tooth bar speed reduction gearing (82) that gear ring or gear rotate and be used for driven gear or the actuating unit of tooth bar speed reduction gearing (83), the axis of semicircle gear ring or gear and the dead in line of turning cylinder.
9. rotary type solar-electrical energy conversion device according to claim 8 is characterized in that: described actuating unit comprises motor, and is connected with the control end of motor and by the programme controlled single-chip microcomputer of clock control; The inner clock control program that is provided with of single-chip microcomputer can make turning cylinder drive dull and stereotyped only rotation and the maintenance angle rotation vertical with sunray during 9:00～15:00 of converter that absorb, and the angle when being turned back to 9:00 automatically behind the 20:00; Rotational plane (71) below be provided be positioned at turning cylinder radially the positive stop of both sides (9) be used to prevent that rotational plane from rotating surpasses the angle of setting.
10. rotary type solar-electrical energy conversion device according to claim 9, it is characterized in that: a plurality of dull and stereotyped converters that absorb are arranged in order, and are connected transmission by common gear or tooth bar speed reduction gearing with each dull and stereotyped semicircle gear ring or gear that absorbs converter by the single-chip microcomputer that the clock control program is set jointly or by common motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101353294A CN101201206A (en) | 2006-12-15 | 2006-12-15 | Rotary type flat solar water heater and rotary type solar-electrical energy conversion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101353294A CN101201206A (en) | 2006-12-15 | 2006-12-15 | Rotary type flat solar water heater and rotary type solar-electrical energy conversion device |
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| CN101201206A true CN101201206A (en) | 2008-06-18 |
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| CNA2006101353294A Pending CN101201206A (en) | 2006-12-15 | 2006-12-15 | Rotary type flat solar water heater and rotary type solar-electrical energy conversion device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102095261A (en) * | 2011-02-24 | 2011-06-15 | 北京嘉寓门窗幕墙股份有限公司 | Automatic tracking type solar energy heat collecting device |
| CN105333627A (en) * | 2014-08-13 | 2016-02-17 | 中国电力工程顾问集团华北电力设计院工程有限公司 | Groove type solar energy drive system |
| CN107101391A (en) * | 2017-06-12 | 2017-08-29 | 浙江鸿乐光热科技有限公司 | Horizontal solar water heater collecting plate and water storage device |
| CN110176516A (en) * | 2015-10-12 | 2019-08-27 | 3M创新有限公司 | Light redirecting films for solar energy module |
| CN117906294A (en) * | 2024-03-19 | 2024-04-19 | 舟山市恒宇新能源科技有限公司 | Free light-following type solar heat collector |
-
2006
- 2006-12-15 CN CNA2006101353294A patent/CN101201206A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102095261A (en) * | 2011-02-24 | 2011-06-15 | 北京嘉寓门窗幕墙股份有限公司 | Automatic tracking type solar energy heat collecting device |
| CN102095261B (en) * | 2011-02-24 | 2012-12-05 | 北京嘉寓门窗幕墙股份有限公司 | Automatic tracking type solar energy heat collecting device |
| CN105333627A (en) * | 2014-08-13 | 2016-02-17 | 中国电力工程顾问集团华北电力设计院工程有限公司 | Groove type solar energy drive system |
| CN110176516A (en) * | 2015-10-12 | 2019-08-27 | 3M创新有限公司 | Light redirecting films for solar energy module |
| CN107101391A (en) * | 2017-06-12 | 2017-08-29 | 浙江鸿乐光热科技有限公司 | Horizontal solar water heater collecting plate and water storage device |
| CN117906294A (en) * | 2024-03-19 | 2024-04-19 | 舟山市恒宇新能源科技有限公司 | Free light-following type solar heat collector |
| CN117906294B (en) * | 2024-03-19 | 2024-05-31 | 舟山市恒宇新能源科技有限公司 | Free light-following type solar heat collector |
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Open date: 20080618 |