CN106705456A - Solar concentration system - Google Patents
Solar concentration system Download PDFInfo
- Publication number
- CN106705456A CN106705456A CN201710047547.0A CN201710047547A CN106705456A CN 106705456 A CN106705456 A CN 106705456A CN 201710047547 A CN201710047547 A CN 201710047547A CN 106705456 A CN106705456 A CN 106705456A
- Authority
- CN
- China
- Prior art keywords
- solar
- gathering
- spheroid
- salar light
- solar energy
- 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.)
- Pending
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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
- F24S50/00—Arrangements for controlling solar heat collectors
- F24S50/20—Arrangements for controlling solar heat collectors for tracking
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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
- F24S23/70—Arrangements for concentrating solar-rays for solar heat collectors with reflectors
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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
- F24S30/422—Vertical 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
- F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
- F24S23/70—Arrangements for concentrating solar-rays for solar heat collectors with reflectors
- F24S2023/83—Other shapes
-
- 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
- F24S23/70—Arrangements for concentrating solar-rays for solar heat collectors with reflectors
- F24S2023/84—Reflective elements inside solar collector casings
-
- 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
- F24S2080/01—Selection of particular materials
-
- 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
Landscapes
- 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)
Abstract
The invention discloses a solar concentration system which comprises a solar concentrator, a solar concentrator supporting structure and a solar tracking device, wherein the solar concentrator comprises a solar concentration ball body, a solar reflection film and a heat accumulation device located inside the concentration ball body; the heat accumulation device is located at the ball center of the solar concentration ball body; the solar supporting structure comprises a base, a supporting frame mounted on the base and rigid ribbed plates and reinforcing ribs which are distributed on the solar concentration ball body in the radial direction; the rigid ribbed plates and the reinforcing ribs which are distributed in the radial direction are gathered at two poles of the solar concentration ball body; a rotating shaft is arranged on each of the two poles of the solar concentration ball body; the solar concentration ball body is fixed on the supporting frame through the rotating shafts on the two poles; therefore, incident light passing through an upper hemisphere transparent film is reflected to the heat accumulation device through the reflection film, so as to heat a heat transfer working medium in the heat accumulation device to produce high temperature and high pressure steam or gas which drives a power generator to generate power.
Description
Technical field
The invention belongs to solar energy utilization technique field, more particularly, to a kind of solar concentrating system.
Background technology
The energy is the important foundation of socio-economic development, and traditional fossil energy is non-renewable because of its, its extensive consumption
Can cause the available fossil energy increasingly depleted of the mankind, and caused during fossil energy is utilized environmental problem is serious
Threaten the survival and development of the mankind.Developing reproducible clean energy resource turns into the only way for solving energy crisis.Solar energy
Because its widely distributed, amount of accumulateing is huge, free use and it is free from environmental pollution the advantages of, with huge with other regenerative resources compared with
Development prospect, be important development direction that future source of energy is utilized.
The Main way that solar energy heating is utilized is solar energy thermal-power-generating.Solar energy thermal-power-generating has compared with photovoltaic generation
The advantages of efficiency high, low cost, small production process effect on environment.According to different heat engine operation principles, electricity generation system can be with
The thermodynamic cycle of use has：(Stirling is sent out for Rankine cycle (steam turbine), Brayton cycle (gas turbine) and Stirling cycle
Motivation).According to different spot modes, current solar heat power generation system can be divided mainly into slot type, tower and dish-style.Dish-style
Mainly Stirling cycle is used in solar heat power generation system.Almost it is not required in the dish-style Stirling electricity generation system course of work
Water is wanted, generating efficiency is up to more than 30%.Compared to other kinds of solar heat power generation system, disc type solar energy heat generates electricity and has
By application flexibly, small, the higher focusing ratio of floor space, efficiency high, be easy to modularization assembling and constitute hybrid power system etc.
Advantage.
The chief component of Dish solar thermal power system is：Dish-style concentrator, solar thermal collector, heat energy conversion
Using device and solar tracking control system.Its operation principle is：The sunshine of low-density is gathered in it by the concentrator of dish-style
Focal point, the solar thermal collector for being arranged at focal point absorbs the solar energy of high-energy-density and transfers heat to Si Te
Woods engine, and then drive electrical power generators.
In traditional Dish solar thermal power system, concentrator is all that one piece of block glass establishment is supportted, and glass compares
It is heavy and frangible, it is necessary to the supporting construction of high intensity, cost is higher and to accomplish that good windproof comparing is difficult, and focus is in addition
In environment, being easily blown to four winds causes heat losses, and concentrator is exposed in environment all day, easily aging；Solar thermal collector,
Concentrator is big with column support load, and supporting construction is complicated, cost increases；Thermal energy conversion utilization device is strong to incident sunlight interference
Deng.
The content of the invention
The technical problem to be solved in the present invention is to overcome cost consumptive material in the prior art big, less efficient, operating cost
Technological deficiency higher.
For the disadvantages described above or Improvement requirement of prior art, the invention provides a kind of solar concentrating system, including
Solar concentrator, solar concentrator supporting construction, solar energy tracking device；The solar concentrator is poly- including solar energy
Light spheroid, positioned at solar energy reflection film, the Accumulated Heat Units of optically focused ball interior；The solar energy reflection film is by Salar light-gathering ball
Body is divided into upper and lower two independent sealed spaces, respectively episphere and lower semisphere, and episphere and lower semisphere are poured necessarily
The gas of amount, a spheroid, middle solar energy reflection film expansion are expanded into by Salar light-gathering spheroid episphere and lower semisphere
Go out one to the raised segment of Salar light-gathering spheroid lower semisphere, make the focus of segment positioned at the centre of sphere of Salar light-gathering spheroid；
The Accumulated Heat Units are located at the centre of sphere of Salar light-gathering spheroid；The solar energy supporting construction includes base, is installed on base
Support frame and radial distribution are in the rigid floor and reinforcement of Salar light-gathering spheroid；Radial distribution floor and reinforcement are converged at
The two poles of the earth of Salar light-gathering spheroid, the two poles of the earth of Salar light-gathering spheroid are respectively provided with a rotating shaft, and Salar light-gathering spheroid passes through two
The rotating shaft of pole is fixed on support frame；The reflected film of incident light so through the episphere hyaline membrane reflexes to heat build-up dress
Put, the heat-transfer working medium in heating Accumulated Heat Units produces high temperature and high pressure steam or gas, drive generator to be generated electricity.
The above Salar light-gathering spheroid episphere film is flexible and the tension force preferable hyaline membrane of translucency.
The above Salar light-gathering spheroid episphere film is ethylene-tetrafluoroethylene copolymer.
The rotating shaft plane at the two poles of the earth of the above Salar light-gathering spheroid is parallel with plane where condenser ball equator, and rotating shaft can
To realize Double-directional rotary.
Tumbler is additionally provided with the base of the above solar energy supporting construction, it is possible to achieve 360 ° of rotation.
The above solar energy tracking device is installed on the base of solar energy supporting construction, controls all of rotation and rotation
Turn to ensure solar energy reflection film all in optimal working condition
The above reflectance coating is the elastic membrane with reflecting coating, including base material, is coated with the even surface of the base material anti-
Penetrate material or be stained with reflectance coating, clear protective film layer is coated with the reflecting material or reflectance coating.
The above reflecting material is aluminium or silver, and the reflectance coating is metallized film or silver plating film.
The above clear protective film layer is polytetrafluoroethylene (PTFE), liquid glass or polyvinyl fluoride.
The present invention has the advantage that with prior art：
Condenser ball of the invention is by that with above-mentioned composition, can carry out the optically focused of wide range（Such as Omnibearing light-collecting）.
Optically focused spheroid of the present invention and reflectance coating using the design of lightweight film body, reduce the overall structure weight of original concentrating device, save
Material is used, more preferable on mechanical structure, spherical designs protection effect is preferable；Wherein, reflectance coating passes through metallized film or plating
The smoothness of Ag films lifting film surface, reduce that Plastic film surface is uneven and diffusion that caused to light, so as to rise
To enhanced film to orient visible light-focusing performance boost purpose；Other reflectance coating is located at the ball interior of sealing, sunshine
Enter reflectance coating through hyaline membrane, almost without air flow, reduce the influence that air flow is absorbed heat to Accumulated Heat Units, improve reflection
Heat build-up efficiency, and use environment is clean, minimizes influence of the environment to its life cycle, service life is longer.
Brief description of the drawings
Fig. 1 is the structural representation of Salar light-gathering ball of the present invention.
In figure：（1）Salar light-gathering spheroid；（11）Episphere；（12）Lower semisphere；（3）Solar energy reflection film；（4）Strengthen
Muscle；（5）Accumulated Heat Units；（6）Rotating shaft；（7）Support frame；（8）Base；（9）Solar energy tracking device.
Specific embodiment
The present invention is further illustrated with embodiment below, but the present invention is not intended to be limited thereto.
Fig. 1 is the structural representation of Salar light-gathering ball of the present invention, including the support of solar concentrator, solar concentrator
Structure, solar energy tracking device（9）；The solar concentrator includes Salar light-gathering spheroid（1）, positioned at optically focused ball interior
Solar energy reflection film（3）, Accumulated Heat Units（5）；The solar energy reflection film（3）By Salar light-gathering segmentation of spheres into upper and lower two
Individual independent sealed space, respectively episphere（11）And lower semisphere（12）, episphere（11）And lower semisphere（12）Pour one
Quantitative gas, by Salar light-gathering spheroid（1）Episphere（11）And lower semisphere（12）It is expanded into a spheroid, the middle sun
Can reflectance coating（3）Expand one to Salar light-gathering spheroid（1）Lower semisphere（12）Raised segment, is located at the focus of segment
The centre of sphere of Salar light-gathering spheroid；The Accumulated Heat Units（5）Positioned at Salar light-gathering spheroid（1）The centre of sphere；The solar energy branch
Support structure includes base（8）, be installed on the support frame of base（7）With radial distribution in the rigid reinforcement of Salar light-gathering spheroid
（4）；Radially-arranged reinforcement（4）The two poles of the earth of Salar light-gathering spheroid are converged at, the two poles of the earth of Salar light-gathering spheroid are respectively provided with
One rotating shaft（6）, Salar light-gathering spheroid（1）By the rotating shaft at the two poles of the earth（6）It is fixed on support frame（7）On；So through described
The reflected film of incident light of episphere hyaline membrane reflexes to Accumulated Heat Units, and the heat-transfer working medium in heating Accumulated Heat Units produces high temperature high
Pressure steam or gas, drive generator to be generated electricity.
The episphere of Salar light-gathering ball of the present invention（11）Film is flexible and the tension force preferable hyaline membrane of translucency.
Solar energy tracking device of the present invention（9）Control it is all of rotation with rotation come ensure solar energy reflection film all in
Optimal working condition.
The lower semisphere of Salar light-gathering ball of the present invention（12）Film is flexible and tension force density film, is not had to translucency
It is required that.
Solar energy reflection film of the present invention（3）Itself has flexible and tension force, is formed by upper and lower surface pressure differential
One segment, make the focus of segment the centre of sphere of optically focused spheroid or near, the reflecting curved surface of segment can converge at sunlight poly-
Thermal（5）, so can more have and efficiently utilize solar energy, it is possible to use solar energy synchronization consubstantiality is powered heat supply.
The present invention can also have the technical scheme of other embodiment, all equal replacements of use or equivalent transformation formation,
Fall within the scope of protection of present invention.
Claims (6)
1. a kind of solar concentrating system, including solar concentrator, solar concentrator supporting construction, solar energy tracking device
（9）；It is characterized in that：The solar concentrator includes Salar light-gathering spheroid（1）, positioned at the solar energy of optically focused ball interior
Reflectance coating（3）, Accumulated Heat Units（5）；The solar energy reflection film（3）Salar light-gathering segmentation of spheres is close into upper and lower two independence
The space of envelope, respectively episphere（11）And lower semisphere（12）, episphere（11）And lower semisphere（12）Pour a certain amount of gas
Body, by Salar light-gathering spheroid（1）Episphere（11）And lower semisphere（12）It is expanded into a spheroid, middle solar energy reflection film
（3）Expand one to Salar light-gathering spheroid（1）Lower semisphere（12）Raised segment；The Accumulated Heat Units（5）Positioned at reflection
Film（3）Expand the focus of the segment for；The solar energy supporting construction includes base（8）, be installed on the support frame of base（7）With
Radial distribution is in the rigid reinforcement of Salar light-gathering spheroid（4）；Radially-arranged reinforcement（4）Converge at Salar light-gathering ball
The two poles of the earth of body, the two poles of the earth of Salar light-gathering spheroid are respectively provided with a rotating shaft（6）, Salar light-gathering spheroid（1）By turning for the two poles of the earth
Axle（6）It is fixed on support frame（7）On；The reflected film of incident light so through the episphere hyaline membrane reflexes to heat build-up dress
Put, the heat-transfer working medium in heating Accumulated Heat Units produces high temperature and high pressure steam or gas, drive generator to be generated electricity.
2. a kind of solar concentrating system according to claim 1, it is characterised in that：The reflectance coating（3）Expand
Segment focus be located at Salar light-gathering spheroid the centre of sphere.
3. a kind of solar concentrating system according to claim 1, it is characterised in that：The Salar light-gathering spheroid
（1）Episphere film is flexible and the tension force preferable hyaline membrane of translucency.
4. a kind of solar concentrating system according to claim 1, it is characterised in that：The Salar light-gathering spheroid
The two poles of the earth（6）Rotating shaft plane and condenser ball equator where plane it is parallel, rotating shaft can realize Double-directional rotary.
5. a kind of solar concentrating system according to claim 1, it is characterised in that：The solar energy tracking device
（9）Be installed on the base of solar energy supporting construction, control it is all of rotation with rotation come ensure solar energy reflection film all in
Optimal working condition.
6. a kind of solar concentrating system according to claim 1, it is characterised in that：The reflectance coating（3）It is have
The elastic membrane of reflecting coating, including base material, reflecting material is coated with the even surface of the base material or reflectance coating is stained with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710047547.0A CN106705456A (en) | 2017-01-22 | 2017-01-22 | Solar concentration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710047547.0A CN106705456A (en) | 2017-01-22 | 2017-01-22 | Solar concentration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106705456A true CN106705456A (en) | 2017-05-24 |
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ID=58910120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710047547.0A Pending CN106705456A (en) | 2017-01-22 | 2017-01-22 | Solar concentration system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1926719A (en) * | 2003-12-04 | 2007-03-07 | 约翰·雷蒙德·Jr.·埃西格 | Modular inflatable multifunction field-deployable apparatus and methods of manufacture |
| CN101523126A (en) * | 2006-08-23 | 2009-09-02 | 清凉地球太阳能公司 | Inflatable solar concentrator balloon method and apparatus |
| WO2014028201A2 (en) * | 2012-08-16 | 2014-02-20 | Leonid Goldstein | Airborne concentrated solar photovoltaic system |
| CN104471724A (en) * | 2012-07-17 | 2015-03-25 | 肖泉 | Methods and apparatus for inflatable concentrated solar energy station/balloon and self supporting cable |
| CN206488479U (en) * | 2017-01-22 | 2017-09-12 | 北京中热能源科技有限公司 | A kind of solar concentrating system |
-
2017
- 2017-01-22 CN CN201710047547.0A patent/CN106705456A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1926719A (en) * | 2003-12-04 | 2007-03-07 | 约翰·雷蒙德·Jr.·埃西格 | Modular inflatable multifunction field-deployable apparatus and methods of manufacture |
| CN101523126A (en) * | 2006-08-23 | 2009-09-02 | 清凉地球太阳能公司 | Inflatable solar concentrator balloon method and apparatus |
| CN104471724A (en) * | 2012-07-17 | 2015-03-25 | 肖泉 | Methods and apparatus for inflatable concentrated solar energy station/balloon and self supporting cable |
| WO2014028201A2 (en) * | 2012-08-16 | 2014-02-20 | Leonid Goldstein | Airborne concentrated solar photovoltaic system |
| CN206488479U (en) * | 2017-01-22 | 2017-09-12 | 北京中热能源科技有限公司 | A kind of solar concentrating system |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 100097 C-1805-050 15, 1 building, 18 Zhongguancun East Road, Haidian District, Beijing. Applicant after: Beijing hot Mdt InfoTech Ltd Address before: 100097 C-1805-050 15, 1 building, 18 Zhongguancun East Road, Haidian District, Beijing. Applicant before: Beijing medium heat energy technology Co., Ltd. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170524 |