CN107314555A - A kind of two grades of curved surface Fresnel reflection formula solar energy vacuum heat collecting devices - Google Patents
A kind of two grades of curved surface Fresnel reflection formula solar energy vacuum heat collecting devices Download PDFInfo
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- CN107314555A CN107314555A CN201710723526.6A CN201710723526A CN107314555A CN 107314555 A CN107314555 A CN 107314555A CN 201710723526 A CN201710723526 A CN 201710723526A CN 107314555 A CN107314555 A CN 107314555A
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- reflective mirror
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S10/00—Solar heat collectors using working fluids
- F24S10/70—Solar heat collectors using working fluids the working fluids being conveyed through tubular absorbing conduits
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
- F24S23/30—Arrangements for concentrating solar-rays for solar heat collectors with lenses
- F24S23/31—Arrangements for concentrating solar-rays for solar heat collectors with lenses having discontinuous faces, e.g. Fresnel lenses
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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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S80/00—Details, accessories or component parts of solar heat collectors not provided for in groups F24S10/00-F24S70/00
-
- 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
- F24S2030/10—Special components
-
- 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
- Y02E10/44—Heat exchange systems
-
- 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)
- Optical Elements Other Than Lenses (AREA)
- Mounting And Adjusting Of Optical Elements (AREA)
Abstract
This patent discloses a kind of two grades of curved surface Fresnel reflection formula solar energy vacuum heat collecting devices, including one-level reflective mirror, one-level reflective mirror support ring, two grades of reflective mirrors, two grades of mirror supports, tumbler, solar thermal collectors；One-level reflective mirror is made up of the reflective mirror unit of multiple one-levels, the reflective mirror unit of each one-level is strip concave mirror, the reflective mirror unit of one-level can be rotated around rotary shaft, two grades of reflective mirrors are made up of multiple two grades of reflective mirror units, each two grades of reflective mirror units are strip convex mirror, solar thermal collector is placed on the ground, using CPC slot type vacuum tube collectors.The solar energy heat collector has higher focusing ratio, the stability and wind resistance of solar thermal collector are good, the incident beam angle of solar energy is small simultaneously, there is higher focusing ratio and collecting efficiency with reference to CPC slot types vacuum tube collector, the apparatus structure is simple, cost is low, easy to install to safeguard, promotion potential is big.
Description
Technical field
The present invention relates to a kind of solar energy heat collector, particularly a kind of two grades of curved surface Fresnel reflection formulas are solar energy evacuated
Heat collector, belongs to technical field of solar utilization technique.
Background technology
The commercial development of solar energy and utilization are an important development trend of field of renewable energy, the light collecting sun
Can hot generation technology as Solar use a kind of important way, it has also become the important directions of international heliotechnics development it
One.
Using tracing collection type solar thermal collector, the heat energy of higher quality can be obtained.Therefore, can using focusing technology
To improve solar energy thermal transition temperature, it can realize that solar energy is utilized in applying for high temperature field in solar energy high temperature
In.Solar concentrating collector is divided into point focusing and the class of line focus two, and point focusing has dish-style and tower, the linear phenanthrene of line focus
Nie Er is reflective and slot type, can obtain higher thermal energy, be high-quality thermal source, belong to high temperature application.In solar energy high temperature profit
In, current main direction of studying is middle temperature solar industry heating, solar refrigeration and air-conditioning and solar energy high temperature heat hair
Power technology.Linear Fresnel is reflective and slot type belongs to linear concentrator, and commercial applications are had been carried out at present.Dish-style and tower category
In point focusing, because cost is high and is constantly in demonstration phase with very high technical difficulty.Therefore, line-focusing solar thermal-arrest
Device occupies critical role in high temperature using aspect.
Linear Fresnel reflection heat collector is a kind of line-focusing solar heat collector.By multigroup horizontally disposed arrowband shape
Level crossing is constituted, and every group of speculum has certain inclination angle, and incident sunshine is reflexed on public focal line, receiver peace
At the common intersection of speculum, the solar energy focused on is absorbed.Such device have big focusing ratio, low wind load stability and
The advantages of floor space is small, reduces the cost of investment and cost of electricity-generating of unit peak power.Linear Fresnel reflection collection hot charging
Put available for large-scale solar generating, small steam generation engineering, steam-type Refrigeration Engineering etc..
But linear Fresnel reflective solar system has the following disadvantages at present, have impact on the development of the system and pushes away
Wide application：1st, due to using level crossing, the focusing ratio of the system is limited, the Applicable temperature and collection of solar thermal collector is have impact on
The thermal efficiency；2nd, heat collector is fixed in the air, be have impact on the stability and security of heat collector, is unfavorable for the arrangement and system of pipeline
Installation, while having higher heat loss；3rd, the angle that light is reflexed on heat collector is excessive, adds to tracking accuracy
It is required that, according to CPC secondary condensations, it also limit CPC focusing ratio.
The content of the invention
It is an object of the invention to overcome the defect of above-mentioned existing dependent linearity Fresnel reflection formula solar energy heat collector,
There is provided the linear Fresnel reflective solar collection hot charging that a kind of focusing ratio is big, collecting efficiency is high, stability good, cost is low
Put.
In order to solve the above technical problems, the technical scheme that this patent is provided is：
Supported using two grades of curved surface Fresnel reflection formula solar energy vacuum heat collecting devices, including one-level reflective mirror, one-level reflective mirror
Ring, two grades of reflective mirrors, two grades of mirror supports, tumbler, solar thermal collectors；One-level reflective mirror is reflective by multiple one-levels
Mirror unit is constituted, and each reflective mirror unit of one-level is strip concave mirror, and upward, one-level is reflective for the minute surface of the reflective mirror unit of one-level
The back of mirror unit is provided with rotary shaft, and the reflective mirror unit of one-level can be rotated around rotary shaft, multiple reflective mirror units of one-level
Rotary shaft is parallel, and rotary shaft is connected with tumbler, and one-level reflective mirror support ring, one-level are cased with each reflective mirror unit of one-level
The top of reflective mirror is made up of provided with two grades of reflective mirrors, two grades of reflective mirrors multiple two grades of reflective mirror units, each two grades of reflective mirrors
Unit is strip convex mirror, and down, the long side of multiple two grades of reflective mirror units is parallel for two grades of reflective mirror unit minute surfaces, and two grades anti-
Light microscopic is fixed on ground by two grades of mirror supports, and solar thermal collector is located at the lower section of two grades of reflective mirrors, solar energy
Heat collector is fixed on the ground.
As a modification of the present invention, described tumbler includes worm gear, worm screw, motor, and worm gear is fixedly attached to
The two ends of the rotary shaft of the reflective mirror unit of one-level, multiple worm gears are connected with worm engaging, worm screw and motor connection.
As a modification of the present invention, described solar thermal collector uses CPC slot type vacuum tube collectors, CPC grooves
Formula vacuum tube collector includes CPC reflectors, collector bracket, straight-through vacuum heat collecting tube；The reflective surface court of CPC reflectors
On, CPC reflectors are located at the lower section of straight-through vacuum heat collecting tube, and collector bracket is fixedly attached to CPC reflectors and through type
The two ends of vacuum heat collection pipe.
As a modification of the present invention, described one-level reflective mirror includes 2 ~ 10 reflective mirror units of one-level, described
Two grades of reflective mirrors include 2 ~ 10 two grades of reflective mirror units, and the number of the reflective mirror unit of one-level and two grades of reflective mirror units is identical.
As a modification of the present invention, the reflective mirror unit of described one-level is arc surface concave mirror or parabola concave surface
Mirror, two grades of described reflective mirror units are arc surface convex mirror or parabola convex mirror.
Relative to prior art, heretofore described device has following advantage：1）Two grades of curved surface Fresnel reflections
Formula solar energy vacuum heat collecting device uses the design of secondary reflex, realizes the reduction of solar thermal collector height, will be fixed on
Aerial solar thermal collector is adjusted to, close to the position on ground, the stability and security of heat collector can be improved, beneficial to pipe
The installation of the arrangement and system in road, while reducing the heat loss that air flow is caused；2）Two grades of curved surface Fresnel reflection formulas
The one-level reflective mirror of solar energy vacuum heat collecting device uses concave mirror, has convergence effect to reflection light, can improve Fresnel
The focusing ratio of reflective solar heat collector, and then improve the medium temperature of solar energy utilization ratio and solar energy heat collector；
3）Two grades of reflective mirrors of two grades of curved surface Fresnel reflection formula solar energy vacuum heat collecting devices use convex mirror, will be reflective by one-level
The converged light line reflection that mirror comes is into less parallel light so that what light was more uniformly distributed and concentrated is connect by solar thermal collector
Receive；4）One-level reflective mirror and two grades of reflective mirrors can reduce the area of two grades of reflective mirrors using the design of concave-convex, and then reduce
Sunshine is blocked, solar energy utilization ratio is improved；Simultaneously also so that reflexing to the incident beam angle of solar thermal collector more
To concentrate, the efficiency of solar thermal collector is further improved；5）Solar thermal collector employs CPC slot type vacuum tube collectors,
The sunshine incided on CPC slot type vacuum tube collectors can be all reflexed on vacuum pipe heat-collecting pipe, improve the poly- of solar energy
Light ratio and utilization rate, while also reducing requirement of the system to tracking accuracy, optical accuracy；The narrow incidence of two-stage reflective mirror formation
Angle sunshine also allows CPC to be designed to the heat collector with more high concentration ratio；6）Designed Fresnel reflection formula is too
Positive energy heat collector, secondary reflex mirror is fixed, and multiple first order reflection mirror units can synchronize tracking by a motor, have
Focusing ratio is high, wind load is small, stability is high, and cost simple in construction is low, with promotion potential.
Brief description of the drawings
Fig. 1 is the structural representation of two grades of curved surface Fresnel reflection formula solar energy vacuum heat collecting devices；
Fig. 2 is the optical schematic diagram of two grades of curved surface Fresnel reflection formula solar energy vacuum heat collecting devices；
Fig. 3 is the structural representation of tumbler；
Fig. 4 is the structural representation of CPC slot type vacuum tube collectors.
Wherein：1 it is the reflective mirror unit of one-level, 2 be one-level reflective mirror support ring, 3 be two grades of reflective mirror units, 4 is two grades
Mirror support, 5 be tumbler, 6 be solar thermal collector, 7 be sunray, 8 be worm gear, 9 be worm screw, 10 be electricity
Machine, 11 be rotary shaft, 12 be CPC reflectors, 13 be collector bracket, 14 be straight-through vacuum heat collecting tube.
Embodiment
Embodiment 1
Referring to Fig. 1-Fig. 4, using two grades of curved surface Fresnel reflection formula solar energy vacuum heat collecting devices, including one-level reflective mirror, one
Level reflective mirror support ring 2, two grades of reflective mirrors, two grades of mirror supports 4, tumbler 5, solar thermal collectors 6；One-level is reflective
Mirror is made up of the reflective mirror unit 1 of multiple one-levels, and each reflective mirror unit 1 of one-level is strip concave mirror, the reflective mirror unit 1 of one-level
Minute surface upward, the back of the reflective mirror unit 1 of one-level is provided with rotary shaft 11, and the reflective mirror unit 1 of one-level can surround rotary shaft 11
Rotate, the rotary shaft 11 of multiple reflective mirror units 1 of one-level is parallel, and rotary shaft 11 is connected with tumbler 5, each one-level reflective mirror
One-level reflective mirror support ring 2 is cased with unit 1, the top of one-level reflective mirror is provided with two grades of reflective mirrors, and two grades of reflective mirrors are by multiple
Two grades of reflective mirror units 3 are constituted, and each two grades of reflective mirror units 3 are strip convex mirror, two grades of reflective minute surface courts of mirror unit 3
Under, the long side of multiple two grades of reflective mirror units 3 is parallel, and two grades of reflective mirrors are fixed on ground by two grades of mirror supports 4,
Solar thermal collector 6 is located at the lower section of two grades of reflective mirrors, and solar thermal collector 6 is fixed on the ground.
Embodiment 2
Referring to Fig. 1-Fig. 4, as a modification of the present invention, described tumbler 5 includes worm gear 8, worm screw 9, motor 10, snail
Wheel 8 is fixedly attached to the two ends of the rotary shafts 11 of the reflective mirror unit 1 of one-level, and the engagement of multiple worm gears 8 and worm screw 9 is connected, worm screw 9 and
Motor 10 is connected.
Embodiment 3
Referring to Fig. 1-Fig. 4, as a modification of the present invention, described solar thermal collector uses CPC slot type vacuum tube heat collection functions
Device.CPC slot types vacuum tube collector includes CPC reflectors 12, collector bracket 13, straight-through vacuum heat collecting tube 14.CPC is reflective
Plate 12 it is reflective up, CPC reflectors 12 are located at the lower section of straight-through vacuum heat collecting tube 14, and collector bracket 13 is fixedly connected
To the two ends of CPC reflectors 12 and straight-through vacuum heat collecting tube 14.
Embodiment 4
Referring to Fig. 1-Fig. 4, as a modification of the present invention, described one-level reflective mirror includes 2 ~ 10 reflective mirror units of one-level
1, two grades of described reflective mirrors include 2 ~ 10 two grades of reflective mirror units 3, the reflective mirror unit 1 of one-level and two grades of reflective mirror units 3
Number it is identical.
Embodiment 5
Referring to Fig. 1-Fig. 4, as a modification of the present invention, the reflective mirror unit 1 of described one-level is arc surface concave mirror or throwing
Object plane concave mirror, two grades of described reflective mirror units 3 are arc surface convex mirror or parabola convex mirror.
Operation principle and process：
Referring to Fig. 1-Fig. 4, sunshine incides the reflective mirror unit 1 of one-level, and corresponding two grades of reflective mirror units are reached after reflection
3, because the reflective mirror unit 1 of one-level is concave mirror, light has convergence effect, therefore the area of two grades of reflective mirror units 3 is less than one-level
Reflective mirror unit 1；Sunshine after being reflected through two grades of reflective mirror units 3 incides solar thermal collector 6, two grades of reflective mirror units
3 be convex mirror, and the converged light line reflection that can reflect back the reflective mirror unit 1 of one-level is approximately parallel light.It is such
Design is realized：1st, the reflective mirror unit 1 of one-level improves Fresnel reflection formula solar energy heat collector to the convergence effect of light
Focusing ratio；2nd, the area of two grades of reflective mirror units 3 is smaller, also smaller to blocking for sunshine；3rd, solar energy heating is reflexed to
The light angle of device 6 is more concentrated.
When position of sun changes, the control of tumbler 5 drives the reflective mirror unit 1 of one-level to rotate, it is ensured that sunray 7
Can reach after reflection the characteristics of solar energy solar thermal collector 6, fresnel reflecting mirror be speculum rotation tracking the sun when,
Rotational angular velocity is identical, and the present apparatus employs the speculum of micro- curved surface, remains this feature, during tracking, the band of motor 10
Dynamic worm screw 9 rotates, and worm screw 9 drives worm gear 8 to rotate, and then drives the reflective mirror unit 1 of one-level to rotate.
Solar thermal collector 6 uses CPC slot type vacuum tube collectors, the sunray reflected through two grades of reflective mirror units 3
A part is directly received by straight-through vacuum heat collecting tube 14, and a part is after the reflection of CPC reflectors 12 by direct straight-through type vacuum
Thermal-collecting tube 14 is absorbed, and all light in the range of CPC acceptance angles can all be reflexed to straight-through vacuum heat collecting tube by CPC reflectors 12
On 14, the focusing ratio of solar energy heat collector can be improved, while also reducing the requirement that precision is reflected light.
The present invention can also combine at least one in technical characteristic described in embodiment 2,3,4,5 with embodiment 1, be formed
New embodiment.
It should be noted that above-described embodiment is only presently preferred embodiments of the present invention, not for limiting the present invention's
Protection domain, protection scope of the present invention is defined by claims.
Claims (5)
1. a kind of two grades of curved surface Fresnel reflection formula solar energy vacuum heat collecting devices, it is characterised in that the luxuriant and rich with fragrance alunite of two grades of described curved surfaces
Your reflective solar vacuum heat collecting device include one-level reflective mirror, one-level reflective mirror support ring, two grades of reflective mirrors, two grades it is reflective
Mirror support bar, tumbler, solar thermal collector；One-level reflective mirror is made up of the reflective mirror unit of multiple one-levels, and each one-level is anti-
Light microscopic unit is strip concave mirror, and upward, the back of the reflective mirror unit of one-level is provided with rotation for the minute surface of the reflective mirror unit of one-level
Axle, the reflective mirror unit of one-level can be rotated around rotary shaft, and the rotary shaft of multiple reflective mirror units of one-level is parallel, and rotary shaft is with turning
One-level reflective mirror support ring is cased with dynamic device connection, each reflective mirror unit of one-level, the top of one-level reflective mirror is provided with two grades
Reflective mirror, two grades of reflective mirrors are made up of multiple two grades of reflective mirror units, and each two grades of reflective mirror units are strip convex mirror, two
Down, the long side of multiple two grades of reflective mirror units is parallel, and two grades of reflective mirrors pass through two grades of reflective mirror branch for the reflective mirror unit minute surface of level
Strut is fixed on ground, and solar thermal collector is located at the lower section of two grades of reflective mirrors, and solar thermal collector is fixed on the ground, too
Positive energy heat collector is located at the lower section of two grades of reflective mirrors, and solar thermal collector is fixed on the ground.
2. a kind of two grades of curved surfaces Fresnel reflection formula solar energy vacuum heat collecting device according to claim 1, its feature exists
Include worm gear, worm screw, motor in described tumbler, worm gear is fixedly attached to the two of the rotary shaft of the reflective mirror unit of one-level
End, multiple worm gears are connected with worm engaging, worm screw and motor connection.
3. a kind of two grades of curved surfaces Fresnel reflection formula solar energy vacuum heat collecting device according to claim 1, its feature exists
In described solar thermal collector use CPC slot type vacuum tube collectors, CPC slot types vacuum tube collector include CPC reflectors,
Collector bracket, straight-through vacuum heat collecting tube；CPC reflectors it is reflective up, CPC reflectors be located at straight-through type vacuum thermal-arrest
The lower section of pipe, collector bracket is fixedly attached to the two ends of CPC reflectors and straight-through vacuum heat collecting tube.
4. a kind of two grades of curved surfaces Fresnel reflection formula solar energy vacuum heat collecting device according to claim 1, its feature exists
2 ~ 10 reflective mirror units of one-level are included in described one-level reflective mirror, two grades of described reflective mirrors are reflective comprising 2 ~ 10 two grades
The number of mirror unit, the reflective mirror unit of one-level and two grades of reflective mirror units is identical.
5. a kind of two grades of curved surfaces Fresnel reflection formula solar energy vacuum heat collecting device according to claim 1, its feature exists
It is arc surface concave mirror or parabola concave mirror in the described reflective mirror unit of one-level, two grades of described reflective mirror units are circular arc
Face convex mirror or parabola convex mirror.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710723526.6A CN107314555A (en) | 2017-08-22 | 2017-08-22 | A kind of two grades of curved surface Fresnel reflection formula solar energy vacuum heat collecting devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710723526.6A CN107314555A (en) | 2017-08-22 | 2017-08-22 | A kind of two grades of curved surface Fresnel reflection formula solar energy vacuum heat collecting devices |
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| Publication Number | Publication Date |
|---|---|
| CN107314555A true CN107314555A (en) | 2017-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710723526.6A Withdrawn CN107314555A (en) | 2017-08-22 | 2017-08-22 | A kind of two grades of curved surface Fresnel reflection formula solar energy vacuum heat collecting devices |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108507199A (en) * | 2018-04-09 | 2018-09-07 | 河北珠峰仪器仪表设备有限公司 | A kind of solar energy light gathering and heat collecting system and method |
| CN109253553A (en) * | 2018-08-09 | 2019-01-22 | 北京恒聚化工集团有限责任公司 | A kind of tower Fresnel solar energy light-condensing and heat-collecting device |
| CN109297204A (en) * | 2018-09-30 | 2019-02-01 | 江苏大学 | A kind of miniature matrix form beam condensing unit |
| CN109861638A (en) * | 2019-02-27 | 2019-06-07 | 武汉理工大学 | A kind of high-efficiency solar concentrating device |
| CN110186206A (en) * | 2019-06-13 | 2019-08-30 | 湖南科技大学 | A kind of more Fresnel Lenses integrated solar light and heat collection systems of double-axis tracking |
-
2017
- 2017-08-22 CN CN201710723526.6A patent/CN107314555A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108507199A (en) * | 2018-04-09 | 2018-09-07 | 河北珠峰仪器仪表设备有限公司 | A kind of solar energy light gathering and heat collecting system and method |
| CN109253553A (en) * | 2018-08-09 | 2019-01-22 | 北京恒聚化工集团有限责任公司 | A kind of tower Fresnel solar energy light-condensing and heat-collecting device |
| CN109297204A (en) * | 2018-09-30 | 2019-02-01 | 江苏大学 | A kind of miniature matrix form beam condensing unit |
| CN109297204B (en) * | 2018-09-30 | 2024-03-19 | 江苏大学 | Miniature matrix type condensing device |
| CN109861638A (en) * | 2019-02-27 | 2019-06-07 | 武汉理工大学 | A kind of high-efficiency solar concentrating device |
| CN110186206A (en) * | 2019-06-13 | 2019-08-30 | 湖南科技大学 | A kind of more Fresnel Lenses integrated solar light and heat collection systems of double-axis tracking |
| CN110186206B (en) * | 2019-06-13 | 2024-01-26 | 湖南科技大学 | Double-shaft tracking multi-Fresnel lens integrated solar concentrating and heat collecting system |
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Application publication date: 20171103 |
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