CN206207759U - With reference to the linear Fresnel reflective solar heat collector of glass sunlight house - Google Patents
With reference to the linear Fresnel reflective solar heat collector of glass sunlight house Download PDFInfo
- Publication number
- CN206207759U CN206207759U CN201620865604.7U CN201620865604U CN206207759U CN 206207759 U CN206207759 U CN 206207759U CN 201620865604 U CN201620865604 U CN 201620865604U CN 206207759 U CN206207759 U CN 206207759U
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- CN
- China
- Prior art keywords
- sunlight house
- glass sunlight
- linear fresnel
- heat collector
- reflective
- 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.)
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/20—Solar thermal
-
- 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
Abstract
This patent discloses a kind of linear Fresnel reflective solar heat collector of combination glass sunlight house, including double slopes top glass sunlight house, linear Fresnel reflection unit, secondary reflection device, straight-through vacuum heat collecting tube, fixed suspension bracket；Linear Fresnel reflection unit, secondary reflection device, straight-through vacuum heat collecting tube, fixed suspension bracket are located at the inside that glass sunlight house is pushed up on double slopes, the roofing difference Chao Nan of double slope tops glass sunlight house and north incline, secondary reflection device and straight-through vacuum heat collecting tube are fixed on double slopes and push up on glass sunlight house by fixed suspension bracket, secondary reflection device is located at the top of straight-through vacuum heat collecting tube, and linear Fresnel reflection unit is located on the ground of double slope tops glass sunlight house.The solar energy heat collector long lifespan, maintenance cost are low；Solar energy utilization ratio is high, low cost, simple structure, good appearance, and promotion potential is big.
Description
Technical field
The utility model is related to a kind of solar energy heat collector, the linear Fresnel reflection of particularly a kind of combination glass sunlight house
Formula solar energy 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, International Energy Agency
(IEA), it is expected that more than the 20% of world power supply will be accounted for the year two thousand forty solar power generation.Concentration type solar generation technology
As a kind of important way of Solar use, it has also become one of important directions of international heliotechnics development.China《Can be again
Raw energy development Eleventh Five-Year Plan》In also clearly propose, Ordos, inner Mongolia highland along the flat desert in the Yellow River, Gansu
The flat desert in Hexi Corridor, Hami area, Lhasa or Beijing periphery selection suitable area, carry out solar energy thermal-power-generating
Pilot work.
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, 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, is high-quality thermal source, belongs 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, demonstration phase is constantly in due to high cost and with technical difficulty very high.Therefore, line-focusing solar thermal-arrest
Device occupies critical role in high temperature using aspect.
Linear Fresnel reflects heat collector, is made up of multigroup horizontally disposed arrowband shape level crossing, and every group of speculum is all
There is certain inclination angle, incident sunshine is reflexed on public focal line.Receiver is arranged at the common intersection of speculum,
Absorb the solar energy for focusing on.Have the advantages that big focusing ratio, low wind load stability and floor space are small, reduce unit peak value
The cost of investment and cost of electricity-generating of power.Linear Fresnel reflection heat collector can be used for large-scale solar generating, small-sized steaming
Vapour generation engineering, steam-type Refrigeration Engineering etc..
But the development and popularization and application of current linear Fresnel reflective solar system are unsatisfactory, cause this feelings
The reason for condition, is a lot, wherein it is important the reason for one of be exactly too high linear Fresnel reflective solar maintenance cost, mainly
Because minute surface is chronically exposed in air, minute surface can have impact on reflecting rate because of the covering of dust, cause solar thermal collection system
Optical efficiency be remarkably decreased, and the cleaning of reflective mirror needs substantial amounts of manpower and materials；In addition solar thermal collection system（Including turning
Dynamic support, reflective mirror, heat collector etc.）The effect exposed to the weather and drench with rain is received for a long time, system lifetim has been had a strong impact on, especially
Rotating mechanism and minute surface, the later maintenance expense for causing system are too high；The reflective system north and south axle of linear Fresnel is placed, and is turned
Dynamic angle is big, there are adjacent mirror facets and there is shade and occlusion issue, causes system optics efficiency relatively low, although can be by increasing
Receiver height and adjacent mirror facets spacing shade and are blocked to reduce, but utilization of area rate can be caused low and end loss increase etc.
Problem.
The content of the invention
The purpose of this utility model is to overcome above-mentioned existing dependent linearity Fresnel reflection formula solar energy heat collector
Defect, there is provided it is a kind of can with long lifespan, easy care, low cost linear Fresnel reflective solar heat collector.
In order to solve the above technical problems, the technical scheme that this patent is provided is：Using a kind of linear phenanthrene of combination glass sunlight house
Nie Er reflective solar heat collectors, including it is double slopes top glass sunlight house, linear Fresnel reflection unit, secondary reflection device, straight
Formula vacuum heat collection pipe, fixed suspension bracket；Linear Fresnel reflection unit, secondary reflection device, straight-through vacuum heat collecting tube, fixation
Suspension bracket is located at the inside that glass sunlight house is pushed up on double slopes, and the roofing of double slope tops glass sunlight house is respectively towards south and be exposed to the north inclination, secondary reflection device
Double slopes are fixed on straight-through vacuum heat collecting tube by fixed suspension bracket to push up on glass sunlight house, secondary reflection device is located at straight-through type vacuum
The top of thermal-collecting tube, linear Fresnel reflection unit is located on the ground inside the glass sunlight house of double slope tops.
Used as a kind of improvement of the present utility model, described double slopes top glass sunlight house includes door, glass sunlight house framework and daylighting glass
Glass；Door is located at the thing both sides that glass sunlight house is pushed up on double slopes, and glass sunlight house framework is metal framework, and daylighting glass is fixed on glass sunlight house framework
On.
Used as a kind of improvement of the present utility model, the inclination angle domatic towards south of described double slopes top glass sunlight house is 5 ~ 35 degree,
The domatic inclination angle that is exposed to the north of double slope tops glass sunlight house is for 30 ~ 70 degree.
As it is of the present utility model it is a kind of improve, described linear Fresnel reflection unit include fixed support, swivel becket,
Reflective mirror；Reflective mirror is strip tabular, and the two ends of reflective mirror are provided with rotary shaft, and multiple reflective mirrors pass through rotary shaft and fixation
Support shaft is connected, and support bracket fastened two ends fix on the ground, and the centre of reflective mirror is cased with swivel becket, and reflective mirror is consolidated with swivel becket
Fixed connection, swivel becket can be rotated.
Used as a kind of improvement of the present utility model, the material of described reflective mirror is glass mirror or reflective aluminium sheet.
Used as a kind of improvement of the present utility model, described secondary reflection device is the arc surface or parabola or multiple of groove profile
Close parabola.
As it is of the present utility model it is a kind of improve, the opening direction of described secondary reflection device for straight down by north 0 ~
50 degree.
Relative to prior art, the device described in the utility model has following advantage：1）The linear Fresnel reflects
Glass sunlight house on formula solar energy heat collector outer mask, it is to avoid dust, debris, dust storm, sleet are to minute surface and heat collector
Influence and damage, extend the life-span of solar thermal collection system, while being easy to clean and changing, maintenance cost is low, it is to avoid too
The positive energy condenser system situation that efficiency is gradually reduced in use.2）The linear Fresnel reflective solar heat collector
Employ north and south axially placed, rotational angle is small, reduce the spacing for blocking influence and mirror array of adjacent mirror facets, it is ensured that
The solar energy utilization ratio in place.3）Glass sunlight house is conducive to dropping for dust debris using the structure on double slope tops.4）Straight-through type vacuum
Thermal-collecting tube and secondary reflection device are fixed on the glass sunlight house framework of double slope tops, reduce support cost, it is to avoid the shading of conventional stent
Influence, while reducing the height of glass sunlight house.5）Straight-through vacuum heat collecting tube and secondary reflection device are located at double slope tops glass sunlight house
North side top, it is to avoid thermal-collecting tube and secondary reflection device block the sunshine being irradiated on reflective mirror.6）Glass sunlight house is used
Roofing is small towards south point inclination angle, and the design of domatic length reduces the incident angle of transparent glass and sunshine, reduces glass sunlight house
Transmission optics loss.7）The apparatus structure is simple, low cost, good appearance, and promotion potential is big.
Brief description of the drawings
Fig. 1 is the structural representation of the linear Fresnel reflective solar heat collector for combining glass sunlight house；
Fig. 2 is the optical schematic diagram of the linear Fresnel reflective solar heat collector for combining glass sunlight house.
Wherein：1 it is double slopes tops glass sunlight house, 2 be linear Fresnel reflection unit, 3 be secondary reflection device, 4 is through type
Vacuum heat collection pipe, 5 be fix suspension bracket, 6 be door, 7 be glass sunlight house framework, 8 be daylighting glass, 9 be fixed support, 10 be rotate
Ring, 11 are reflective mirrors.
Specific embodiment
Embodiment 1：Referring to Fig. 1-Fig. 2, using a kind of linear Fresnel reflective solar collection hot charging of combination glass sunlight house
Put, including double slopes top glass sunlight house 1, linear Fresnel reflection unit 2, secondary reflection device 3, straight-through vacuum heat collecting tube 4, fixation
Suspension bracket 5；Linear Fresnel reflection unit 2, secondary reflection device 3, straight-through vacuum heat collecting tube 4, fixed suspension bracket 5 are located at double slope tops
The inside of glass sunlight house 1, the roofing of double slope tops glass sunlight house 1 is respectively towards south and be exposed to the north inclination, secondary reflection device 3 and straight-through type vacuum
Thermal-collecting tube 4 passes through fixed suspension bracket 5 and is fixed on the glass sunlight house 1 of double slopes tops, and secondary reflection device 3 is located at straight-through vacuum heat collecting tube 4
Top, linear Fresnel reflection unit 2 is located on the ground inside the glass sunlight house 1 of double slopes tops.
Embodiment 2：Referring to Fig. 1-Fig. 2, used as a kind of improvement of the present utility model, described double slopes top glass sunlight house 1 includes
Door 6, glass sunlight house framework 7 and daylighting glass 8；Door 6 is located at the thing both sides that glass sunlight house 1 is pushed up on double slopes, and glass sunlight house framework 7 is metal frame
Frame, daylighting glass 8 is fixed on glass sunlight house framework 7.Remaining structure and advantage are identical with embodiment 1.
Embodiment 3：Referring to Fig. 1-Fig. 2, used as a kind of improvement of the present utility model, the court of glass sunlight house 1 is pushed up on described double slopes
The domatic inclination angle in south is 5 ~ 35 degree, and the domatic inclination angle that is exposed to the north of double slope tops glass sunlight house 1 is for 30 ~ 70 degree.Remaining structure and advantage with
Embodiment 1 is identical.
Embodiment 4：Referring to Fig. 1-Fig. 2, as a kind of improvement of the present utility model, described linear Fresnel reflection unit
2 include fixed support 9, swivel becket 10, reflective mirror 11；Reflective mirror 11 is strip tabular, and the two ends of reflective mirror 11 are provided with and turn
Moving axis, multiple reflective mirrors 11 are connected by rotary shaft with the axle of fixed support 9, and the two ends of fixed support 9 fix on the ground, reflective
The centre of mirror 11 is cased with swivel becket 10, and reflective mirror 11 is fixedly connected with swivel becket 10, and swivel becket 10 can be rotated.Remaining structure and
Advantage is identical with embodiment 1.
Embodiment 5：Referring to Fig. 1-Fig. 2, used as a kind of improvement of the present utility model, the material of described reflective mirror 11 is glass
Glass mirror or reflective aluminium sheet.Remaining structure and advantage are identical with embodiment 1.
Embodiment 6：Referring to Fig. 1-Fig. 2, used as a kind of improvement of the present utility model, described secondary reflection device 3 is groove
The arc surface or parabola or composite parabolic of type.Remaining structure and advantage are identical with embodiment 1.
Embodiment 7：Referring to Fig. 1-Fig. 2, as it is of the present utility model it is a kind of improve, described secondary reflection device 3 is opened
Mouth direction is 0 ~ 50 degree by north straight down.Remaining structure and advantage are identical with embodiment 1.
Operation principle and process：Referring to Fig. 1-Fig. 2, sunshine pushes up the daylighting glass 8 of glass sunlight house 1 through double slopes, is irradiated to
2 on linear Fresnel reflection unit, after being reflected through a plurality of reflective mirror 11, a part shines directly into straight-through vacuum heat collecting tube 4
On, remainder is converged on straight-through vacuum heat collecting tube 4 by after the reflection of secondary reflection device 3, is flowed in heating thermal-collecting tube
Medium, convert solar energy into heat energy.
When position of sun is moved, swivel becket 10 drives reflective mirror 11 to rotate, it is ensured that reflected light can converge to through type
On vacuum heat collection pipe 4.
The utility model can also be by least one of technical characteristic described in embodiment 2,3,4,5,6,7 and embodiment 1
Combination, forms new implementation method.
It should be noted that above-described embodiment is only preferred embodiment of the present utility model, not for limiting this reality
With new protection domain, protection domain of the present utility model is defined by claims.
Claims (7)
1. the linear Fresnel reflective solar heat collector of glass sunlight house is combined, it is characterised in that described combination glass sunlight house
Linear Fresnel reflective solar heat collector includes double slope tops glass sunlight house, linear Fresnel reflection unit, secondary reflection dress
Put, straight-through vacuum heat collecting tube, fixed suspension bracket；Linear Fresnel reflection unit, secondary reflection device, straight-through type vacuum thermal-arrest
Pipe, fixed suspension bracket are located at the inside that glass sunlight house is pushed up on double slopes, and the roofing of double slopes top glass sunlight house is respectively towards south and be exposed to the north inclination, secondary counter
Injection device and straight-through vacuum heat collecting tube are fixed on double slopes and push up on glass sunlight house by fixed suspension bracket, and secondary reflection device is located at straight-through
The top of formula vacuum heat collection pipe, linear Fresnel reflection unit is located on the ground inside the glass sunlight house of double slope tops.
2. the linear Fresnel reflective solar heat collector of combination glass sunlight house according to claim 1, its feature exists
Include door, glass sunlight house framework and daylighting glass in described double slopes top glass sunlight house；Door is located at the thing both sides that glass sunlight house is pushed up on double slopes,
Glass sunlight house framework is metal framework, and daylighting glass is fixed on glass sunlight house framework.
3. the linear Fresnel reflective solar heat collector of combination glass sunlight house according to claim 1 and 2, its feature
The inclination angle domatic towards south for being described double slopes top glass sunlight house is 5 ~ 35 degree, and the domatic inclination angle that is exposed to the north of double slope tops glass sunlight house is
30 ~ 70 degree.
4. the linear Fresnel reflective solar heat collector of combination glass sunlight house according to claim 1, its feature exists
Include fixed support, swivel becket, reflective mirror in described linear Fresnel reflection unit；Reflective mirror is strip tabular, instead
The two ends of light microscopic are provided with rotary shaft, and multiple reflective mirrors are connected by rotary shaft with fixed support axle, and support bracket fastened two ends are fixed
On the ground, the centre of reflective mirror is cased with swivel becket, and reflective mirror is fixedly connected with swivel becket, and swivel becket can be rotated.
5. the linear Fresnel reflective solar heat collector of combination glass sunlight house according to claim 4, its feature exists
In described reflective mirror material be glass mirror or reflective aluminium sheet.
6. the linear Fresnel reflective solar heat collector of combination glass sunlight house according to claim 1, its feature exists
In arc surface or parabola or composite parabolic that described secondary reflection device is groove profile.
7. the linear Fresnel reflective solar heat collector of combination glass sunlight house according to claim 1, its feature exists
In the opening direction of described secondary reflection device be straight down 0 ~ 50 degree by north.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620865604.7U CN206207759U (en) | 2016-08-11 | 2016-08-11 | With reference to the linear Fresnel reflective solar heat collector of glass sunlight house |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620865604.7U CN206207759U (en) | 2016-08-11 | 2016-08-11 | With reference to the linear Fresnel reflective solar heat collector of glass sunlight house |
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| CN206207759U true CN206207759U (en) | 2017-05-31 |
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| CN201620865604.7U Expired - Fee Related CN206207759U (en) | 2016-08-11 | 2016-08-11 | With reference to the linear Fresnel reflective solar heat collector of glass sunlight house |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106123365A (en) * | 2016-08-11 | 2016-11-16 | 南京索乐优节能科技有限公司 | Linear Fresnel reflective solar heat collector in conjunction with glass sunlight house |
-
2016
- 2016-08-11 CN CN201620865604.7U patent/CN206207759U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106123365A (en) * | 2016-08-11 | 2016-11-16 | 南京索乐优节能科技有限公司 | Linear Fresnel reflective solar heat collector in conjunction with glass sunlight house |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170531 Termination date: 20200811 |
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| CF01 | Termination of patent right due to non-payment of annual fee |