CN107192144A - A kind of groove type solar receiver with secondary condensation - Google Patents
A kind of groove type solar receiver with secondary condensation Download PDFInfo
- Publication number
- CN107192144A CN107192144A CN201610143318.4A CN201610143318A CN107192144A CN 107192144 A CN107192144 A CN 107192144A CN 201610143318 A CN201610143318 A CN 201610143318A CN 107192144 A CN107192144 A CN 107192144A
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- heat
- receiver
- collecting pipe
- pipe
- secondary reflection
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- 230000005494 condensation Effects 0.000 title claims abstract description 14
- 238000009833 condensation Methods 0.000 title claims abstract description 14
- 239000011521 glass Substances 0.000 claims abstract description 19
- 230000008878 coupling Effects 0.000 claims abstract description 12
- 238000010168 coupling process Methods 0.000 claims abstract description 12
- 238000005859 coupling reaction Methods 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 241000127225 Enceliopsis nudicaulis Species 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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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- Optical Elements Other Than Lenses (AREA)
Abstract
The invention discloses a kind of groove type solar receiver with secondary condensation, including slot light collection mirror（1）, receiver（2）, wherein receiver（2）By heat-collecting pipe（2‑1）, secondary reflection funnel（2‑2）, glass capsulation pipe（2‑3）, telescopic joint（2‑4）, flange coupling connector（2‑5）Constitute.Slot light collection mirror（1）Sunray is focused on into receiver（2）On, receiver（2）Heat-collecting pipe（2‑1）Inside is passed through working medium, and solar energy can heat working medium after optically focused.Heat-collecting pipe（2‑1）The secondary reflection funnel that both sides are installed（2‑2）Light can further be reflexed to heat-collecting pipe（2‑1）On, when tracking produces certain error, secondary reflection funnel（2‑2）Light can also further be reflexed to heat-collecting pipe（2‑1）On, improve energy conversion efficiency.
Description
Technical field
The present invention relates to a kind of groove type solar receiver with secondary condensation, light gathering efficiency is further improved using V-type secondary condensation, belongs to technical field of new energy application.
Background technology
Solar energy is considered as the important component of world energy sources strategy as one kind cleaning, free of contamination regenerative resource, its development and utilization.Solar water heater is successfully commercialized, and how more effectively to utilize solar energy, becomes the content that scientists from all over the world endeavour research.Solar energy mainly has a photovoltaic power generation technology and solar thermal utilization technology, and solar thermal utilization technology can be divided into slot type, butterfly and tower by optically focused type again, wherein, slot type is the most solar energy utilization technique of Commercial Prospect at present.Groove type solar typically only needs to carry out uniaxiality tracking, and control cost is low.Receiver is the core parts of groove type solar application technology, directly affects solar energy conversion efficiency.Secondly, when groove type solar tracking produces error, optically focused hot spot bad student deviates, and has a strong impact on solar energy conversion efficiency.
The content of the invention
Goal of the invention：For above-mentioned existing problem and shortage, a kind of purpose of the groove type solar receiver with secondary condensation of the present invention is the problem of improving slot light collection efficiency and reduction slot light collection solar energy tracking precision.
Technical scheme：A kind of groove type solar receiver with secondary condensation, including slot light collection mirror（1）, receiver（2）, wherein receiver（2）By heat-collecting pipe（2-1）, secondary reflection funnel（2-2）, glass capsulation pipe（2-3）, telescopic joint（2-4）, flange coupling connector（2-5）Constitute；
The heat-collecting pipe（2-1）For straight pipe, telescopic joint is installed at two ends（2-4）With flange coupling connector（2-5）, outermost layer installation glass capsulation pipe（2-3）, glass capsulation pipe（2-3）With heat-collecting pipe（2-1）For vacuum layer, secondary reflection funnel（2-2）Installed in heat-collecting pipe（2-1）Both sides, receiver（2）Slot light collection mirror is arranged on using support（1）Focal line position.
A kind of groove type solar receiver with secondary condensation, it is characterised in that secondary reflection funnel（2-2）In V-shape welded and installed in heat-collecting pipe（2-1）Both sides, secondary reflection funnel（2-2）With glass capsulation pipe（2-3）There are 0.2 centimetre of gap, secondary reflection funnel（2-2）It is made up of aluminium flake, reflecting surface is silver-plated.Glass capsulation pipe（2-3）With heat-collecting pipe（2-1）For vacuum layer, it is therefore an objective to reduce heat-energy losses, there is telescopic joint at two ends respectively（2-4）, flange coupling connector（2-5）, telescopic joint（2-4）Prevent deformation excessive and produce glass capsulation pipe（2-3）It is broken, flange coupling connector（2-5）For receiver（2）Be connected in series.
The slot light collection mirror（1）For parabolic trough type shape, inner surface is silver-plated, when sunlight is irradiated to inner surface, slot light collection mirror（1）By solar light focusing illumination to receiver（2）Heat-collecting pipe（2-1）On.
The receiver（2）By heat-collecting pipe（2-1）, secondary reflection funnel（2-2）, glass capsulation pipe（2-3）, telescopic joint（2-4）, flange coupling connector（2-5）Constitute.Heat-collecting pipe（2-1）For straight pipe, telescopic joint is installed at two ends（2-4）With flange coupling connector（2-5）, outermost layer installation glass capsulation pipe（2-3）, glass capsulation pipe（2-3）With heat-collecting pipe（2-1）For vacuum layer, secondary reflection funnel（2-2）Installed in heat-collecting pipe（2-1）Both sides, receiver（2）Slot light collection mirror is arranged on using support（1）Focal line position.
Operation principle：Slot light collection mirror（1）Sunray is focused on into receiver（2）On, receiver（2）Heat-collecting pipe（2-1）Inside is passed through working medium, and solar energy can heat working medium after optically focused.Heat-collecting pipe（2-1）The secondary reflection funnel that both sides are installed（2-2）Light can further be reflexed to heat-collecting pipe（2-1）On, when tracking produces certain error, secondary reflection funnel（2-2）Light can also further be reflexed to heat-collecting pipe（2-1）On, improve energy conversion efficiency.
Beneficial effect,The present invention has advantages below：
（1）The present invention utilizes V-shape secondary condensation funnel, improves solar energy utilization ratio, with low cost.
（2）The present invention uses V-shape secondary condensation funnel, can further reduce the precision of groove type solar tracking system, further reduce system cost.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is receiver cross-sectional view；
Fig. 3 is receiver architecture schematic diagram.
In figure：1 it is slot light collection mirror, 2 is receiver, 2-1 is that heat-collecting pipe, 2-2 are that secondary reflection funnel, 2-3 are that glass capsulation pipe, 2-4 are that telescopic joint, 2-5 are flange coupling connectors.
Embodiment：With reference to accompanying drawing 1, Fig. 2 and Fig. 3, further to present invention explanation.
A kind of groove type solar receiver with secondary condensation, including slot light collection mirror（1）, receiver（2）, wherein receiver（2）By heat-collecting pipe（2-1）, secondary reflection funnel（2-2）, glass capsulation pipe（2-3）, telescopic joint（2-4）, flange coupling connector（2-5）Constitute；
The heat-collecting pipe（2-1）For straight pipe, telescopic joint is installed at two ends（2-4）With flange coupling connector（2-5）, outermost layer installation glass capsulation pipe（2-3）, glass capsulation pipe（2-3）With heat-collecting pipe（2-1）For vacuum layer, secondary reflection funnel（2-2）Installed in heat-collecting pipe（2-1）Both sides, receiver（2）Slot light collection mirror is arranged on using support（1）Focal line position.
A kind of groove type solar receiver with secondary condensation, it is characterised in that secondary reflection funnel（2-2）In V-shape welded and installed in heat-collecting pipe（2-1）Both sides, secondary reflection funnel（2-2）With glass capsulation pipe（2-3）There are 0.2 centimetre of gap, secondary reflection funnel（2-2）It is made up of aluminium flake, reflecting surface is silver-plated.
It the foregoing is only the better embodiment of the present invention; protection scope of the present invention is not limited with above-mentioned embodiment; in every case those of ordinary skill in the art are made according to disclosed content equivalent modification or change, should all be included in the protection domain described in claims.
Claims (2)
1. a kind of groove type solar receiver with secondary condensation, including slot light collection mirror（1）, receiver（2）, wherein receiver（2）By heat-collecting pipe（2-1）, secondary reflection funnel（2-2）, glass capsulation pipe（2-3）, telescopic joint（2-4）, flange coupling connector（2-5）Constitute；
The heat-collecting pipe（2-1）For straight pipe, telescopic joint is installed at two ends（2-4）With flange coupling connector（2-5）, outermost layer installation glass capsulation pipe（2-3）, glass capsulation pipe（2-3）With heat-collecting pipe（2-1）For vacuum layer, secondary reflection funnel（2-2）Installed in heat-collecting pipe（2-1）Both sides, receiver（2）Slot light collection mirror is arranged on using support（1）Focal line position.
2. a kind of groove type solar receiver with secondary condensation according to claim 1, it is characterised in that secondary reflection funnel（2-2）In V-shape welded and installed in heat-collecting pipe（2-1）Both sides, secondary reflection funnel（2-2）With glass capsulation pipe（2-3）There are 0.2 centimetre of gap, secondary reflection funnel（2-2）It is made up of aluminium flake, reflecting surface is silver-plated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610143318.4A CN107192144A (en) | 2016-03-14 | 2016-03-14 | A kind of groove type solar receiver with secondary condensation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610143318.4A CN107192144A (en) | 2016-03-14 | 2016-03-14 | A kind of groove type solar receiver with secondary condensation |
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| Publication Number | Publication Date |
|---|---|
| CN107192144A true CN107192144A (en) | 2017-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610143318.4A Pending CN107192144A (en) | 2016-03-14 | 2016-03-14 | A kind of groove type solar receiver with secondary condensation |
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| Country | Link |
|---|---|
| CN (1) | CN107192144A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111854178A (en) * | 2020-07-15 | 2020-10-30 | 西安交通大学 | Secondary light-gathering reflection-uniform heat flow groove type solar heat collector |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101025298A (en) * | 2006-02-20 | 2007-08-29 | 徐宝安 | Medium-conductive glass composite pipe pressure-bearing straight-through solar vacuum energy exchanging tube |
| CN200965356Y (en) * | 2006-11-07 | 2007-10-24 | 南京师范大学 | Trough-type solar energy vacuum heat collecting tube |
| CN202254381U (en) * | 2011-08-18 | 2012-05-30 | 中广核太阳能开发有限公司 | Trough heat collection device with secondary condensation devices |
| CN203336864U (en) * | 2013-07-15 | 2013-12-11 | 沧州天瑞星光热技术有限公司 | Medium-high temperature solar evacuated collector tube used for slot type heat collecting system |
| CN205079478U (en) * | 2015-10-20 | 2016-03-09 | 中国科学技术大学 | Slot type solar energy spotlight solar collecting system |
| CN205641594U (en) * | 2016-03-14 | 2016-10-12 | 南京桑立瑞新能源科技有限公司 | Take slot type solar receiver of secondary spotlight |
-
2016
- 2016-03-14 CN CN201610143318.4A patent/CN107192144A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101025298A (en) * | 2006-02-20 | 2007-08-29 | 徐宝安 | Medium-conductive glass composite pipe pressure-bearing straight-through solar vacuum energy exchanging tube |
| CN200965356Y (en) * | 2006-11-07 | 2007-10-24 | 南京师范大学 | Trough-type solar energy vacuum heat collecting tube |
| CN202254381U (en) * | 2011-08-18 | 2012-05-30 | 中广核太阳能开发有限公司 | Trough heat collection device with secondary condensation devices |
| CN203336864U (en) * | 2013-07-15 | 2013-12-11 | 沧州天瑞星光热技术有限公司 | Medium-high temperature solar evacuated collector tube used for slot type heat collecting system |
| CN205079478U (en) * | 2015-10-20 | 2016-03-09 | 中国科学技术大学 | Slot type solar energy spotlight solar collecting system |
| CN205641594U (en) * | 2016-03-14 | 2016-10-12 | 南京桑立瑞新能源科技有限公司 | Take slot type solar receiver of secondary spotlight |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111854178A (en) * | 2020-07-15 | 2020-10-30 | 西安交通大学 | Secondary light-gathering reflection-uniform heat flow groove type solar heat collector |
| CN111854178B (en) * | 2020-07-15 | 2021-09-07 | 西安交通大学 | Secondary light-gathering reflection-uniform heat flow groove type solar heat collector |
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Application publication date: 20170922 |
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| WD01 | Invention patent application deemed withdrawn after publication |