CN203533911U - Saucer-type solar heat collecting device - Google Patents
Saucer-type solar heat collecting device Download PDFInfo
- Publication number
- CN203533911U CN203533911U CN201320628529.9U CN201320628529U CN203533911U CN 203533911 U CN203533911 U CN 203533911U CN 201320628529 U CN201320628529 U CN 201320628529U CN 203533911 U CN203533911 U CN 203533911U
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- heat collecting
- concave mirror
- collecting device
- heat units
- accumulated heat
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- 230000005611 electricity Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 description 4
- 238000010248 power generation Methods 0.000 description 2
- 238000010795 Steam Flooding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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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
- Y02E10/44—Heat exchange systems
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Abstract
The utility model provides a saucer-type solar heat collecting device. A heat collecting device is arranged at the top end of a support, a primary-reflecting concave mirror is arranged on the periphery of the heat collecting device, the mirror face of the primary-reflecting concave mirror faces outwards, the primary-reflecting concave mirror is correspondingly connected with an inverted secondary-reflecting concave mirror through a screw adjusting support, and therefore reflecting light of the primary-reflecting concave mirror is reflected back to the heat collecting device through the secondary-reflecting concave mirror; a focusing lens is arranged between the secondary-reflecting concave mirror and the heat collecting device, and the local length of the focusing lens is aligned to the heat collecting device; a sunlight tracking device is arranged on the support. According to the saucer-type solar heat collecting device, the method that the heat collecting device collects heat is changed, the installation position of the heat collecting device is changed so that heat can be more concentrated, the heat collecting device can be larger, the solar heat collecting temperature can be high, the manufacturing cost can be low, and maintenance can be convenient; the solar generating efficiency is made to reach the highest degree and reach over 30%; the solar heat collecting temperature is high so that a heat transferring working medium can be heated to over 650 DEG C; then high-temperature and high-pressure steam can be used for driving a large-power steam turbine to generate electricity.
Description
Technical field
The utility model relates to field of solar thermal power generation, particularly butterfly solar energy Accumulated Heat Units.
Background technology
Dish formula (pan of a steelyard formula again) solar heat power generation system is the solar power system occurring the earliest in the world, is the highest solar power system of current solar energy generating efficiency, can reach 29.4%.
The principal character of dish formula system is to adopt dish shape paraboloidal mirror concentrating collector, and this heat collector is a kind of point focusing heat collector, can make heat-transfer working medium be heated to 750 ℃ of left and right, drives engine to generate electricity.This system can independent operating, and as without electric backwoodsman Miniature Power Unit, general power is 10 ~ 25Kw, condenser diameter 10 ~ 15m; Also can be used for larger user, several are together in parallel to ten table apparatus, form small-sized solar thermal power station.
But the shortcoming of present Dish solar thermal power system maximum is, the heat collector of hundreds of kilogram is placed on the top at dish shape paraboloidal mirror optically focused focus place, the safety of disc type solar energy integral support and stability are had a great impact, simultaneously also limited very large that heat collector can not do, also affected the unit generated output of Dish solar thermal power system, now maximum unit generated output 52.5 Kw.
Summary of the invention
The utility model is in order to strengthen the unit generated output of Dish solar thermal power system, and spy proposes butterfly solar energy Accumulated Heat Units.
The technical solution of the utility model is for this reason, butterfly solar energy Accumulated Heat Units, comprise a support, it is characterized in that: the top of support is provided with Accumulated Heat Units, the surrounding of Accumulated Heat Units is around being provided with primary event concave mirror, the minute surface of primary event concave mirror is outside, and primary event concave mirror regulates support correspondence to be connected with anti-phase secondary reflection concave mirror by screw rod, and the reflection ray of primary event concave mirror is returned to Accumulated Heat Units by secondary reflection reflection shielding film.
Improvement to such scheme is: between secondary reflection concave mirror and Accumulated Heat Units, be provided with condenser lens, the focal length of condenser lens is aimed at Accumulated Heat Units.
Improvement to such scheme is: on support, be provided with solar tracking device.
Beneficial effect:
Accumulated Heat Units of the present utility model is fixed on ground support, be convenient to produce high temperature and high pressure steam or gas, also be convenient to the Pipeline transport of high temperature and high pressure steam or gas, be not subject to Accumulated Heat Units in the top volume at dish shape paraboloidal mirror optically focused focus place and the constraint of quality, can realize in theory unit generated output 1 Mw or higher; Because the important devices such as Accumulated Heat Units and generator is all installed on the ground, low cost, is convenient to safeguard; Can make solar energy generating efficiency the highest, can reach more than 30%; Solar energy heating temperature is high, can make heat-transfer working medium be heated to more than 650 ℃; Recycling high temperature and high pressure steam drives high-power steam turbine generating.
Primary event concave mirror regulates support correspondence to be connected with anti-phase secondary reflection concave mirror by screw rod, allow primary event reflection shielding film light maximum magnitude by secondary reflection reflection shielding film, go back.
The setting of condenser lens is in order to allow the light of secondary reflection pass through and to focus on to aim at Accumulated Heat Units, to make the heat of Accumulated Heat Units be focused on and bring into play its heat.
The solar tracking device being provided with on support is in order to allow butterfly solar energy Accumulated Heat Units follow the tracks of sunshine, to maintain the heat build-up effect of sunshine.
The utility model has changed the mode that Accumulated Heat Units is collected heat, also changes its installation site, makes heat more concentrated, and Accumulated Heat Units can be larger, and solar energy heating temperature is high.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the rotation mode one of Fig. 1.
Fig. 3 is the rotation mode two of Fig. 1.
In figure, 1 is support, the 2nd, and Accumulated Heat Units, the 3rd, primary event concave mirror, the 4th, secondary reflection concave mirror, the 5th, screw rod regulates support, the 6th, condenser lens, the 7th, solar tracking device, the 8th, sunshine.
The specific embodiment
The utility model as shown in Figure 1, 2, 3.
Butterfly solar energy Accumulated Heat Units, comprise a support 1, the top of support 1 is provided with Accumulated Heat Units 2, the surrounding of Accumulated Heat Units 2 is around being provided with primary event concave mirror 3, the minute surface of primary event concave mirror 3 is outside, primary event concave mirror 3 regulates support 5 correspondences to be connected with anti-phase secondary reflection concave mirror 4 by screw rod, and the reflection ray of primary event concave mirror 3 is reflected to Accumulated Heat Units 2 by secondary reflection concave mirror 4.
Between secondary reflection concave mirror 4 and Accumulated Heat Units 2, be provided with condenser lens 6, the focal length of condenser lens 6 is aimed at Accumulated Heat Units 2.
On support 1, be provided with solar tracking device 7.
During use, sunshine 8 is radiated on primary event concave mirror 3, by reflection, makes light be reflected back Accumulated Heat Units 2 at secondary reflection concave mirror 4, by the focusing of condenser lens 6, makes Accumulated Heat Units 2 obtain heat and reaches maximum.
The principle of the invention: sunshine 8 incides butterfly solar energy Accumulated Heat Units, through dish shape parabola primary event concave mirror 3 optically focused, by the focal point F 1 of primary event concave mirror 3, by the sunshine of optically focused, projected secondary reflection concave mirror 4 optically focused, and focus is all F1, the sunshine being aggregated is through secondary reflection concave mirror 4 optically focused, becoming a branch of collimated light beam is mapped on condenser lens 6, condenser lens 6 all gathers focal point F 2 incident sunshine, condenser lens 6 is fixed on primary event concave mirror 3 centers, focal point F 2 is just in time on Accumulated Heat Units 2 thermal-arrest surfaces, whole disc type solar energy condenser system is arranged on ground support 1, and take Accumulated Heat Units 2 and as the center of circle, follow the tracks of from east to west track of sun motion, Accumulated Heat Units 2 is fixed on ground support 1, and sunshine focuses on heating Accumulated Heat Units 2 through F2, can make heat-transfer working medium in Accumulated Heat Units 2 be heated to more than 650 ℃, produces high temperature and high pressure steam or gas, drives generator to generate electricity.
Advantage of the present invention:
1, solar energy generating efficiency is the highest, can reach more than 30%.
2, solar energy heating temperature is high, can make heat-transfer working medium be heated to more than 650 ℃.
3, heat collector is fixed on ground support, be convenient to produce high temperature and high pressure steam or gas, also be convenient to the Pipeline transport of high temperature and high pressure steam or gas, be not subject to heat collector in the top volume at dish shape paraboloidal mirror optically focused focus place and the constraint of quality, can realize in theory unit generated output 1 Mw or higher.
4, because the important devices such as heat collector and generator are all installed on the ground, low cost, is convenient to safeguard.
5, utilizing solar energy generation high temperature and high pressure steam to drive in high-power steam turbine generating, the present invention will be most economical, the most practical.
Claims (3)
1. butterfly solar energy Accumulated Heat Units, comprise a support, it is characterized in that: the top of support is provided with Accumulated Heat Units, the surrounding of Accumulated Heat Units is around being provided with primary event concave mirror, the minute surface of primary event concave mirror is outside, primary event concave mirror regulates support correspondence to be connected with anti-phase secondary reflection concave mirror by screw rod, and the reflection ray of primary event concave mirror is returned to Accumulated Heat Units by secondary reflection reflection shielding film.
2. butterfly solar energy Accumulated Heat Units according to claim 1, is characterized in that: between secondary reflection concave mirror and Accumulated Heat Units, be provided with condenser lens, the focal length of condenser lens is aimed at Accumulated Heat Units.
3. butterfly solar energy Accumulated Heat Units according to claim 1, is characterized in that: on support, be provided with solar tracking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320628529.9U CN203533911U (en) | 2013-10-12 | 2013-10-12 | Saucer-type solar heat collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320628529.9U CN203533911U (en) | 2013-10-12 | 2013-10-12 | Saucer-type solar heat collecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203533911U true CN203533911U (en) | 2014-04-09 |
Family
ID=50420110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320628529.9U Expired - Fee Related CN203533911U (en) | 2013-10-12 | 2013-10-12 | Saucer-type solar heat collecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203533911U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103528207A (en) * | 2013-10-12 | 2014-01-22 | 十堰榔梅实业有限公司 | Butterfly type solar heat concentrating device |
| CN104456980A (en) * | 2014-12-09 | 2015-03-25 | 中国科学院工程热物理研究所 | Secondary concentrated reflection-transmission type parabolic-trough type solar heat collector |
| CN104567017A (en) * | 2015-01-08 | 2015-04-29 | 十堰榔梅实业有限公司 | Arc-shaped track type solar universal fixed-focal concentration device and solar heat collecting device |
| CN110411041A (en) * | 2019-07-01 | 2019-11-05 | 东南大学 | Trough Concentrator Power Generation System with Secondary Reflector |
| CN111412669A (en) * | 2020-02-24 | 2020-07-14 | 华北电力大学 | Fixed focus type secondary reflection dish solar heat collector |
-
2013
- 2013-10-12 CN CN201320628529.9U patent/CN203533911U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103528207A (en) * | 2013-10-12 | 2014-01-22 | 十堰榔梅实业有限公司 | Butterfly type solar heat concentrating device |
| CN104456980A (en) * | 2014-12-09 | 2015-03-25 | 中国科学院工程热物理研究所 | Secondary concentrated reflection-transmission type parabolic-trough type solar heat collector |
| CN104567017A (en) * | 2015-01-08 | 2015-04-29 | 十堰榔梅实业有限公司 | Arc-shaped track type solar universal fixed-focal concentration device and solar heat collecting device |
| CN104567017B (en) * | 2015-01-08 | 2016-02-10 | 十堰榔梅实业有限公司 | Arc orbit formula solar universal focuses concentrator and solar energy Accumulated Heat Units |
| CN110411041A (en) * | 2019-07-01 | 2019-11-05 | 东南大学 | Trough Concentrator Power Generation System with Secondary Reflector |
| CN111412669A (en) * | 2020-02-24 | 2020-07-14 | 华北电力大学 | Fixed focus type secondary reflection dish solar heat collector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 Termination date: 20151012 |
|
| EXPY | Termination of patent right or utility model |