WO2023178841A1 - Double-sided mirror field of one-dimensional rotating three-time reflection solar concentrator and heat collection pipeline thereof - Google Patents
Double-sided mirror field of one-dimensional rotating three-time reflection solar concentrator and heat collection pipeline thereof Download PDFInfo
- Publication number
- WO2023178841A1 WO2023178841A1 PCT/CN2022/097981 CN2022097981W WO2023178841A1 WO 2023178841 A1 WO2023178841 A1 WO 2023178841A1 CN 2022097981 W CN2022097981 W CN 2022097981W WO 2023178841 A1 WO2023178841 A1 WO 2023178841A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- dimensional rotating
- heat collection
- pipeline
- mirror
- collection pipeline
- Prior art date
Links
- 238000002310 reflectometry Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
Classifications
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S20/00—Solar heat collectors specially adapted for particular uses or environments
- F24S20/20—Solar heat collectors for receiving concentrated solar energy, e.g. receivers for solar power plants
-
- 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
-
- 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
- F24S23/71—Arrangements for concentrating solar-rays for solar heat collectors with reflectors with parabolic reflective surfaces
-
- 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
- F24S23/77—Arrangements for concentrating solar-rays for solar heat collectors with reflectors with flat reflective plates
Definitions
- the invention belongs to the technical field of solar photothermal conversion.
- the present invention uses a one-dimensional rotating three-reflection solar concentrator and a one-dimensional rotating plane mirror to form a mirror field, using Rectangular pipelines collect sunlight and complete photothermal conversion.
- the double-sided mirror field is set to an appropriate width and length, and is composed of a one-dimensional rotating plane mirror and a one-dimensional rotating three-reflection solar concentrator.
- the one-dimensional rotating plane mirror is symmetrically distributed at close positions on both sides of the heat collection pipeline, and the one-dimensional rotating three-reflection solar concentrator
- the solar concentrators are symmetrically distributed far away on both sides of the heat collection pipeline.
- the heat collection pipeline is parallel to the equatorial plane.
- the rotation center lines of various mirrors are parallel to the heat collection pipeline. Considering the occlusion and shadow problems, the spacing between adjacent one-dimensional rotating plane mirrors is determined according to its distance from the heat collecting pipeline, and the spacing between adjacent one-dimensional rotating three-reflection solar concentrators is set to an appropriate distance.
- the cross section of the heat collecting pipeline is rectangular.
- the long side of the rectangle is perpendicular to the horizontal plane and is made of low reflectivity material.
- the short side of the rectangle is made of high reflectivity material.
- a concave mirror is set above the heat collecting pipeline. The focal line of the concave mirror coincides with the geometric center line of the heat collecting pipeline.
- Figure 1 is a schematic diagram of the double-sided mirror field of a one-dimensional rotating three-reflection solar concentrator.
- Figure 2 is a schematic diagram of the heat collection pipeline and concave mirror.
- the numbers in the figure (1): distribution area of one-dimensional rotating three-reflection solar concentrator, (2): distribution area of one-dimensional rotating plane mirror, (3): collector pipeline, (4): short side of rectangular collector pipeline High reflectivity material, (5): low reflectivity material on the long side of the rectangular heat collecting pipeline, (6): internal medium channel of the rectangular pipeline, (7): concave mirror, (8): focal line of the concave mirror or heat collecting pipeline geometric centerline.
- the width of the mirror field is 1000 meters, the length of the mirror field is 10000 meters, the height of the collector pipeline is 20 meters, the length of a single collector pipeline is 100 meters, the long side of the cross section of the collector pipeline is 1 meter, and the short side is 0.1 meters.
- the width of the mirror field is 1000 meters, the length of the mirror field is 10000 meters, the height of the collector pipeline is 20 meters, the length of a single collector pipeline is 100 meters, the long side of the cross section of the collector pipeline is 1 meter, and the short side is 0.1 meters.
- Both heat collecting pipelines and concave mirrors can be produced in industrial batches, and the mirror field can be located in an area with rich solar energy resources with little undulations on the surface.
Abstract
In order to solve the problem that existing solar energy photo-thermal conversion techniques employ one-time reflection, and the efficiency of solar energy resource utilization is too low due to the issues of shielding and shadows, by using a one-dimensional rotating three-time reflection solar condenser (1) and a one-dimensional rotating plane mirror (2) to form a mirror field, a rectangular pipeline (3) is used to collect sunlight, and photo-thermal conversion is completed.
Description
本发明属于太阳能光热转换技术领域。The invention belongs to the technical field of solar photothermal conversion.
现有的太阳能光热转换技术采用一次反射技术，由于遮挡和阴影问题，对太阳能资源利用的效率太低，本发明使用一维旋转三次反射太阳能聚光器和一维旋转平面镜组成镜场，使用矩形管线收集太阳光线，完成光热转换。Existing solar photothermal conversion technology uses primary reflection technology, but due to occlusion and shadow problems, the efficiency of solar resource utilization is too low. The present invention uses a one-dimensional rotating three-reflection solar concentrator and a one-dimensional rotating plane mirror to form a mirror field, using Rectangular pipelines collect sunlight and complete photothermal conversion.
利用三次反射太阳能聚光器进行光热转换。Utilize three-reflection solar concentrator for photothermal conversion.
双侧镜场设置合适的宽度和长度，由一维旋转平面镜和一维旋转三次反射太阳能聚光器组成，一维旋转平面镜对称分布于集热管线两侧较近的位置，一维旋转三次反射太阳能聚光器对称分布于集热管线两侧较远的位置，集热管线平行于赤道面，各类镜子的旋转中心线和集热管线平行。考虑遮挡和阴影问题，相邻一维旋转平面镜的间距根据其与集热管线的距离而定，相邻一维旋转三次反射太阳能聚光器的间距设置为合适的距离。集热管线设置合适的高度，集热管线的横截面为矩形，矩形的长边垂直于水平面且为低反射率材料，矩形的短边为高反射率材料，集热管线的上面设置凹面镜，凹面镜的焦线和集热管线的几何中心线重合。The double-sided mirror field is set to an appropriate width and length, and is composed of a one-dimensional rotating plane mirror and a one-dimensional rotating three-reflection solar concentrator. The one-dimensional rotating plane mirror is symmetrically distributed at close positions on both sides of the heat collection pipeline, and the one-dimensional rotating three-reflection solar concentrator The solar concentrators are symmetrically distributed far away on both sides of the heat collection pipeline. The heat collection pipeline is parallel to the equatorial plane. The rotation center lines of various mirrors are parallel to the heat collection pipeline. Considering the occlusion and shadow problems, the spacing between adjacent one-dimensional rotating plane mirrors is determined according to its distance from the heat collecting pipeline, and the spacing between adjacent one-dimensional rotating three-reflection solar concentrators is set to an appropriate distance. Set the heat collecting pipeline to an appropriate height. The cross section of the heat collecting pipeline is rectangular. The long side of the rectangle is perpendicular to the horizontal plane and is made of low reflectivity material. The short side of the rectangle is made of high reflectivity material. A concave mirror is set above the heat collecting pipeline. The focal line of the concave mirror coincides with the geometric center line of the heat collecting pipeline.
提高了太阳能光热转换效率。Improved solar photothermal conversion efficiency.
图1为一维旋转三次反射太阳能聚光器双侧镜场示意图。图2为集热管线以及凹面镜示意图。图中各标号，（1）：一维旋转三次反射太阳能聚光器分布区域，（2）：一维旋转平面镜分布区域，（3）：集热管线，（4）：矩形集热管线短边高反射率材料，（5）：矩形集热管线长边低反射率材料，（6）：矩形管线内部介质通道，（7）：凹面镜，（8）：凹面镜的焦线或集热管线的几何中心线。Figure 1 is a schematic diagram of the double-sided mirror field of a one-dimensional rotating three-reflection solar concentrator. Figure 2 is a schematic diagram of the heat collection pipeline and concave mirror. The numbers in the figure, (1): distribution area of one-dimensional rotating three-reflection solar concentrator, (2): distribution area of one-dimensional rotating plane mirror, (3): collector pipeline, (4): short side of rectangular collector pipeline High reflectivity material, (5): low reflectivity material on the long side of the rectangular heat collecting pipeline, (6): internal medium channel of the rectangular pipeline, (7): concave mirror, (8): focal line of the concave mirror or heat collecting pipeline geometric centerline.
镜场的宽度为1000米，镜场的长度为10000米，集热管线的高度为20米，单个集热管线的长度为100米，集热管线的横截面的长边为1米，短边为0.1米。The width of the mirror field is 1000 meters, the length of the mirror field is 10000 meters, the height of the collector pipeline is 20 meters, the length of a single collector pipeline is 100 meters, the long side of the cross section of the collector pipeline is 1 meter, and the short side is 0.1 meters.
镜场的宽度为1000米，镜场的长度为10000米，集热管线的高度为20米，单个集热管线的长度为100米，集热管线的横截面的长边为1米，短边为0.1米。The width of the mirror field is 1000 meters, the length of the mirror field is 10000 meters, the height of the collector pipeline is 20 meters, the length of a single collector pipeline is 100 meters, the long side of the cross section of the collector pipeline is 1 meter, and the short side is 0.1 meters.
集热管线和凹面镜均可工业化批量生产，镜场可以选址在地表起伏不大太阳能资源丰富的地区。Both heat collecting pipelines and concave mirrors can be produced in industrial batches, and the mirror field can be located in an area with rich solar energy resources with little undulations on the surface.
在此处键入序列表自由内容描述段落。Type the sequence listing free content description paragraph here.
Claims (3)
- 一维旋转三次反射太阳能聚光器双侧镜场由一维旋转平面镜和一维旋转三次反射太阳能聚光器组成，一维旋转平面镜对称分布于集热管线两侧较近的位置，一维旋转三次反射太阳能聚光器对称分布于集热管线两侧较远的位置，集热管线平行于赤道面，各类镜子的旋转中心线和集热管线平行。The one-dimensional rotating three-reflection solar concentrator double-sided mirror field is composed of a one-dimensional rotating plane mirror and a one-dimensional rotating three-reflecting solar concentrator. The one-dimensional rotating plane mirror is symmetrically distributed at close positions on both sides of the heat collection pipeline. Three-reflection solar concentrators are symmetrically distributed on both sides of the heat collection pipeline. The heat collection pipeline is parallel to the equatorial plane. The rotation center lines of various mirrors are parallel to the heat collection pipeline.
- 相邻一维旋转平面镜的间距根据其与集热管线的距离而定，相邻一维旋转三次反射太阳能聚光器的间距设置为合适的距离。The spacing between adjacent one-dimensional rotating plane mirrors is determined according to the distance between them and the heat collecting pipeline, and the spacing between adjacent one-dimensional rotating three-reflection solar concentrators is set to a suitable distance.
- 集热管线的横截面为矩形，矩形的长边垂直于水平面且为低反射率材料，矩形的短边为高反射率材料，集热管线的上面设置凹面镜，凹面镜的焦线和集热管线的几何中心线重合。The cross-section of the heat collecting pipeline is rectangular. The long side of the rectangle is perpendicular to the horizontal plane and is made of low reflectivity material. The short side of the rectangle is made of high reflectivity material. A concave mirror is set above the heat collecting pipeline. The focal line of the concave mirror and the heat collection The geometric centerlines of the pipelines coincide.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210282036.8 | 2022-03-22 | ||
| CN202210282036.8A CN116817474A (en) | 2022-03-22 | 2022-03-22 | Double-side mirror field of one-dimensional rotating tertiary reflection solar concentrator and heat collecting pipeline thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2023178841A1 true WO2023178841A1 (en) | 2023-09-28 |
Family
ID=88099709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CN2022/097981 WO2023178841A1 (en) | 2022-03-22 | 2022-06-09 | Double-sided mirror field of one-dimensional rotating three-time reflection solar concentrator and heat collection pipeline thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN116817474A (en) |
| WO (1) | WO2023178841A1 (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101581502A (en) * | 2009-06-18 | 2009-11-18 | 北京理工大学 | Trough-type consequent focus solar condensator for axial light transmitting |
| CN101660845A (en) * | 2009-09-07 | 2010-03-03 | 东南大学 | Secondary reflection light gathering and heat collecting device with compound curved surface |
| US20100078012A1 (en) * | 2008-09-30 | 2010-04-01 | Martin Nix | Half parabolic dish reflector with planar reflector solar smelter |
| EP2580617A2 (en) * | 2010-06-11 | 2013-04-17 | Isis Innovation Limited | Low cost focussing system giving high concentrations |
| CN104467630A (en) * | 2014-11-20 | 2015-03-25 | 华中科技大学 | Efficient light condensation power generating device based on solar gradient utilization |
| CN106247634A (en) * | 2016-09-05 | 2016-12-21 | 洛阳文森科技有限公司 | A kind of butterfly Stirling solar heat generating birefringence fixed-focus system |
| CN107367077A (en) * | 2016-05-12 | 2017-11-21 | 张先锋 | Groove type solar collecting system based on multiple reflections |
-
2022
- 2022-03-22 CN CN202210282036.8A patent/CN116817474A/en active Pending
- 2022-06-09 WO PCT/CN2022/097981 patent/WO2023178841A1/en unknown
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100078012A1 (en) * | 2008-09-30 | 2010-04-01 | Martin Nix | Half parabolic dish reflector with planar reflector solar smelter |
| CN101581502A (en) * | 2009-06-18 | 2009-11-18 | 北京理工大学 | Trough-type consequent focus solar condensator for axial light transmitting |
| CN101660845A (en) * | 2009-09-07 | 2010-03-03 | 东南大学 | Secondary reflection light gathering and heat collecting device with compound curved surface |
| EP2580617A2 (en) * | 2010-06-11 | 2013-04-17 | Isis Innovation Limited | Low cost focussing system giving high concentrations |
| CN104467630A (en) * | 2014-11-20 | 2015-03-25 | 华中科技大学 | Efficient light condensation power generating device based on solar gradient utilization |
| CN107367077A (en) * | 2016-05-12 | 2017-11-21 | 张先锋 | Groove type solar collecting system based on multiple reflections |
| CN106247634A (en) * | 2016-09-05 | 2016-12-21 | 洛阳文森科技有限公司 | A kind of butterfly Stirling solar heat generating birefringence fixed-focus system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116817474A (en) | 2023-09-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4002499A (en) | Radiant energy collector | |
| CN104456980B (en) | A kind of secondary condensation reflection and transmission type parabolic trough type solar thermal collector | |
| CN104236122B (en) | The optimization placement method of linear Fresnel formula condenser system Jing Chang | |
| CN104406312A (en) | Transmission-reflection linear spotlight heat collector | |
| CN103684236B (en) | A kind of disc type solar energy concentrator and method for designing thereof | |
| WO2023178841A1 (en) | Double-sided mirror field of one-dimensional rotating three-time reflection solar concentrator and heat collection pipeline thereof | |
| CN108507200A (en) | A kind of high-gain solar energy composite plane concentrator | |
| CN201779879U (en) | Flat-plate concentrating collector | |
| CN204421395U (en) | A kind of trans-reflective linear concentrator heat collector | |
| CN101867320A (en) | Photoelectric photo-thermal combined vacuum straight-through heat collector for trench light condensing system | |
| CN105042897A (en) | Vacuum pipe sandwich type solar heat and electricity co-generation device | |
| CN204421389U (en) | A kind of secondary condensation reflective-transmissive type parabolic trough type solar thermal collector | |
| CN101776325B (en) | Compound parabolic condenser combining inside condensation and outside condensation | |
| CN111854178B (en) | Secondary light-gathering reflection-uniform heat flow groove type solar heat collector | |
| CN209844900U (en) | Non-tracking composite planar bilateral concentrating photovoltaic photo-thermal assembly for building | |
| CN110375444B (en) | Solar reflecting plate capable of preventing summer overheat | |
| CN204257677U (en) | A kind of matrix type concentrating photovoltaic photo-thermal integrated apparatus | |
| CN208520022U (en) | A kind of high-gain solar energy composite plane condenser | |
| CN106982028B (en) | Groove type segmented concentrating solar photovoltaic and photo-thermal integrated assembly | |
| CN115598816B (en) | Non-imaging condenser with separated surface and construction method of mathematical model of non-imaging condenser | |
| CN202274656U (en) | Mirror tower of tower-type solar thermal power generation power plant | |
| WO2013127317A1 (en) | Linear fresnel light condensation device with high multiplying power | |
| CN116202237B (en) | Solar vacuum tube photo-thermal performance monitoring device and monitoring method | |
| CN110120782B (en) | Non-tracking composite planar double-side concentrating photovoltaic photo-thermal assembly for building | |
| CN218821060U (en) | Novel point focusing photo-thermal system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 22932893 Country of ref document: EP Kind code of ref document: A1 |