CN105180484B - The middle temperature thermal-collecting tube of solar energy - Google Patents
The middle temperature thermal-collecting tube of solar energy Download PDFInfo
- Publication number
- CN105180484B CN105180484B CN201510721707.6A CN201510721707A CN105180484B CN 105180484 B CN105180484 B CN 105180484B CN 201510721707 A CN201510721707 A CN 201510721707A CN 105180484 B CN105180484 B CN 105180484B
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- heat
- curved surface
- tube
- vacuum tube
- surface metal
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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
- F24S10/00—Solar heat collectors using working fluids
- F24S10/40—Solar heat collectors using working fluids in absorbing elements surrounded by transparent enclosures, e.g. evacuated solar collectors
- F24S10/45—Solar heat collectors using working fluids in absorbing elements surrounded by transparent enclosures, e.g. evacuated solar collectors the enclosure being cylindrical
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S70/00—Details of absorbing elements
-
- 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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Laminated Bodies (AREA)
- Thermal Insulation (AREA)
Abstract
The present invention relates to temperature solar energy heat collection pipe in vacuum tube, the technical solution adopted by the present invention is：The middle temperature thermal-collecting tube of solar energy is made up of vacuum tube outer tube, vacuum tube inner tube, aluminium nitrogen aluminized coating, vacuum layer, metallic support, thermostable heat-conductive glue, Curved surface metal runner, heat-conducting medium, heat-insulation layer, connection pipe joint etc., it is characterized in that：Vacuum tube outer tube sleeve is outside vacuum tube inner tube, vacuum tube outer wall of inner tube is aluminized nitrogen aluminized coating, Curved surface metal runner is located at vacuum tube inner tube intracavitary, thermostable heat-conductive glue is located between vacuum tube inner tube wall and Curved surface metal runner, thermostable heat-conductive medium is in Curved surface metal runner, insulation material is in vacuum tube inner tube cavity, the heat of solar radiation is absorbed by vacuum tube outer wall of inner tube aluminium nitrogen aluminium, the heat of absorption is passed into Curved surface metal runner by thermostable heat-conductive glue, high-temperature resistant medium heating in Curved surface metal runner is exported when reaching more than 120 DEG C, so as to reach the purpose of temperature-heat-source in middle temperature solar energy heat collection pipe offer.
Description
Technical field
The present invention relates to a kind of middle temperature thermal-collecting tube of solar energy, by the use of solar energy vacuum tube as heat absorbing element in vacuum tube
Curved surface metal runner is installed, filling high- and low-temperature resistance in high-efficiency heat conduction glue sticking, metal flow passage is used between vacuum tube and metal flow passage
Heat-conducting medium, the rapid medium imported in metal flow passage heating metal flow passage, metal flow passage after vacuum tube absorbs solar heat
Export obtains middle temperature-heat-source when interior medium temperature reaches more than 120 DEG C, belongs to solar energy optical-thermal field.
Background technology
With the raising that people's environmental protection and energy saving are realized, solar energy is as a kind of new renewable and clean energy resource, extensively
Apply in daily life, but existing vacuum pipe heat-collecting pipe can only provide 70 DEG C or so of hot water, greatly
Reduce the scope of solar thermal utilization, and in providing at present temperature-heat-source slot type collection hot mode, cost is high, operating cost is high,
Efficiency is low, it is impossible to which input business is used, and the middle temperature thermal-collecting tube that the present invention is provided is heat collecting element with common vacuum tube, in vacuum
Curved surface metal runner is installed, with height between vacuum tube inner tube and Curved surface metal runner in pipe inner tube in the range of girth 1/3rd
The two is bonded by effect heat-conducting glue, and its complementary space is filled in high-temperature-resistant thermal-insulation material inside vacuum tube, Curved surface metal runner when using
Face absorbs the heat of sunlight towards sunlight, and the heat that vacuum tube absorbs can only be exported from metal flow passage, and dissipated heat only passes through
Curved surface metal runner faces out radiation, than the swept area that ordinary vacuum tube reduces 60%, improves the collection thermal effect of vacuum tube
The low temperature resistant, conduction oil that high temperature resistance specific heat capacity is low, Curved surface metal water passage surface product cavity volume greatly are used in rate, Curved surface metal runner
It is small, be conducive to medium to be heated to 120 DEG C of middle temperature-heat-sources provided above, be solar energy the application of industrial circle and realize refrigeration,
Heating, hot water tri-generation are laid a good foundation, and the middle temperature thermal-collecting tube of solar energy can also be used for ordinary solar heat collector, and thermal starting is fast
Speed, collecting efficiency are high, and the bombing phenomenon such as metal run out occurs never again for pressure-bearing, round-the-clock stable safe operation.
The content of the invention
It is heat collecting element with common vacuum tube it is an object of the invention to provide the solar energy heat collection pipe of middle temperature-heat-source,
The scope of girth 1/3rd installs Curved surface metal runner in vacuum tube inner tube, is used between vacuum tube inner tube and Curved surface metal runner
The two is bonded by thermostable heat-conductive glue, and remaining cavity of vacuum tube inner tube is filled in high-temperature-resistant thermal-insulation material, in Curved surface metal runner
Using conduction oil low temperature resistant, that high temperature specific heat capacity is low as medium, the vacuum tube face with Curved surface metal runner convex surface when using
The heat of light absorbs sunlight, heats the medium in Curved surface metal runner, Curved surface metal water passage surface product is big and cavity volume is small, has on the sunny side
Be rapidly reached 120 DEG C of middle temperature-heat-sources derived above beneficial to medium, the heat radiation of vacuum tube can only by Curved surface metal runner towards
External radiation reduces 60% swept area than ordinary vacuum tube, improves the thermal-arrest of vacuum tube while temperature-heat-source in acquirement
Efficiency.
The technical solution adopted by the present invention is：A kind of middle temperature thermal-collecting tube of solar energy, the middle temperature thermal-collecting tube of solar energy is by vacuum tube
Outer tube, vacuum tube inner tube, aluminium nitrogen aluminized coating, vacuum layer, metallic support, thermostable heat-conductive glue, Curved surface metal runner, heat conduction are situated between
Matter, heat-insulation layer, connection pipe joint composition, the metallic support are put into end points in vacuum tube outer tube, and vacuum tube outer tube sleeve is in vacuum
It is vacuum layer outside pipe inner tube, between vacuum tube outer tube and vacuum tube inner tube；
It is characterized in that：The long face of the connection pipe joint lower end side is convex surface, and the long face of opposite side is concave curved surface, convex
The both sides short face of curved surface and concave curved surface is inclined-plane, groove is provided with connection pipe joint lower end bottom surface, in connecting tube upper end of joint
Crowning provided with two runners mouthful；
Provided with one section of lattice in the Curved surface metal runner, lattice will be divided into two cavity volumes in Curved surface metal runner,
In the groove of the Curved surface metal runner upper end insertion connection pipe joint, weld together with connecting tube plug, connecting tube plug
Two runners mouthful correspond respectively to two cavity volumes of Curved surface metal runner, and communicate, Curved surface metal water passage surface product is big and holds
Chamber is small；
Curved surface metal runner is installed in vacuum tube inner tube, in vacuum tube inner tube and curved surface gold in the range of girth 1/3rd
The two bonding is heating and curing by category runner between convex surface with high-temperature heat-conductive glue, its complementary space insulation material of vacuum tube internal tube
Fill in, in heat-conducting medium injection Curved surface metal runner, the vacuum tube outer wall of inner tube is aluminized nitrogen aluminized coating；
Curved surface metal pipes' analysis absorbs the heat of sunlight towards sunlight, and the heat of solar radiation is by vacuum tube outer wall of inner tube aluminium
Nitrogen aluminium absorbs and the heat of absorption is passed into Curved surface metal runner by thermostable heat-conductive glue in time, by Curved surface metal runner
Thermostable heat-conductive medium heating when reaching more than 120 DEG C, pass through two runners mouthful of connecting tube plug on Curved surface metal runner
Temperature-heat-source in export, it is to avoid vacuum tube uses air as the heat loss of heat-conducting medium.
Temperature solar energy heat collection pipe is applied to horizontal intubation heat collector and perpendicular intubation two kinds of connected modes of heat collector in the present invention.
Temperature solar energy heat collection pipe in the present invention, it is adaptable to integral solar water heater and Solar Enercy Fission Geyser.
Thermostable heat-conductive medium in the present invention inside temperature solar energy heat collection pipe can be water, anti-icing fluid, conduction oil etc..
The beneficial effects of the invention are as follows：The aluminium nitrogen aluminium of vacuum tube outer wall of inner tube is absorbed after heat, due to vacuum inside pipe wall with
Metal flow passage thermostable heat-conductive glue sticking, the medium that can be transferred heat to rapidly in Curved surface metal runner, Curved surface metal stream
Road surface area is big and cavity volume is small, medium using the low conduction oil of specific heat capacity be conducive to medium be rapidly reached 120 DEG C it is derived above in
Temperature-heat-source, vacuum tube inner tube cavity insulation material is filled in, and the heat that vacuum tube absorbs can only be exported by Curved surface metal runner,
The heat loss that vacuum tube uses air as heat-conducting medium is avoided, while Curved surface metal runner is also the outside heat radiation of vacuum tube
Unique window, than the swept area that ordinary vacuum tube reduces 60%, substantially increases thermal-arrest in acquirement while temperature-heat-source
Efficiency, with collecting efficiency is high, thermal starting is fast, the operation of pressure-bearing, all-weather safety, antifreeze, low cost the features such as.
Brief description of the drawings
The present invention is further described below in conjunction with the accompanying drawings
Fig. 1：Main view schematic diagram of the present invention
Fig. 2：The present invention overlooks schematic diagram
1. the high temperature resistant of 2. vacuum tube inner tube of vacuum tube outer tube, 3. 5. metallic support of aluminium nitrogen 4. vacuum layer of aluminized coating 6. is led
The heat-insulation layer 10. of 7. Curved surface metal runner of hot glue, 8. heat-conducting medium 9. connects pipe joint.
Embodiment
Metallic support 5 is put into end points in vacuum tube outer tube 1 first, aluminium nitrogen aluminized coating 3 is plated in the outer wall of vacuum tube inner tube 2
On, 2 pipes in vacuum tube are inserted in vacuum tube outer tube 1, vacuum layer 4 is located between vacuum tube outer tube 1 and vacuum tube inner tube 2, will
Connection pipe joint 10 is welded on the outside of Curved surface metal runner 7, and thermostable heat-conductive glue 6 is brushed on the convex surface of Curved surface metal runner 7, will
Curved surface metal runner 7 is put into the intracavitary of vacuum tube inner tube 2, by the face of brush thermostable heat-conductive glue 6 and vacuum on the convex surface of Curved surface metal runner 7
The wall of pipe inner tube 2 bonding is heating and curing, and insulation material is filled in the intracavitary of vacuum tube inner tube 2 formation heat-insulation layer 9, by heat-conducting medium 8
Inject in Curved surface metal runner 7, the so far middle temperature thermal-collecting tube assembling of solar energy is finished.
In use, solar energy heat collection pipe is arranged on heat collector header, the Curved surface metal stream of the middle temperature thermal-collecting tube of solar energy
Coupled between road 7 with pipeline series system, when solar irradiation is mapped on the aluminium nitrogen aluminized coating 3 of vacuum tube inner tube 2, aluminium nitrogen aluminized coating
Solar energy is converted into heat energy by 3, and heat-conducting medium 8 is conducted to Curved surface metal runner 7 by thermostable heat-conductive glue 6, is heated
Temperature-heat-source in being provided when heat-conducting medium 8 reaches more than 120 DEG C by connecting pipeline export, reaches the middle temperature thermal-arrest of solar energy of the present invention
The purpose of pipe.
Claims (1)
1. a kind of middle temperature thermal-collecting tube of solar energy, the middle temperature thermal-collecting tube of solar energy is by vacuum tube outer tube（1）, vacuum tube inner tube（2）, aluminium nitrogen
Aluminized coating（3）, vacuum layer（4）, metallic support（5）, thermostable heat-conductive glue（6）, Curved surface metal runner（7）, heat-conducting medium（8）、
Heat-insulation layer（9）, connection pipe joint（10）Composition, the metallic support（5）It is put into vacuum tube outer tube（1）Outside interior end points, vacuum tube
Pipe（1）It is enclosed on vacuum tube inner tube（2）Outside, vacuum tube outer tube（1）With vacuum tube inner tube（2）Between be vacuum layer（4）；
It is characterized in that：The connection pipe joint（10）The long face of lower end side is convex surface（10-2）, the long face of opposite side is recessed
Curved surface（10-3）, the both sides short face of convex surface and concave curved surface is inclined-plane（10-4）, in connection pipe joint（10）Lower end is set on bottom surface
It is fluted（10-5）, in connection pipe joint（10）The crowning of upper end is provided with two runners mouthful（10-1）；
The Curved surface metal runner（7）Inside it is provided with one section of lattice（7-1）, lattice（7-1）By Curved surface metal runner（7）Interior point
Into two cavity volumes, the Curved surface metal runner（7）Upper end insertion connection pipe joint（10）Groove（10-5）It is interior, inserted with connecting tube
Head（10）Weld together, connecting tube plug（10）Two runners mouthful（10-1）Correspond respectively to Curved surface metal runner（7）'s
Two cavity volumes, and communicate, Curved surface metal runner（7）Surface area is big and cavity volume is small；
In vacuum tube inner tube（2）Curved surface metal runner is installed in the range of interior girth 1/3rd（7）, in vacuum tube inner tube（2）With
Curved surface metal runner（7）High-temperature heat-conductive glue is used between convex surface（6）The two bonding is heating and curing, vacuum tube inner tube（2）It is internal its
Complementary space insulation material（9）Fill in, heat-conducting medium（8）Inject Curved surface metal runner（7）It is interior, the vacuum tube inner tube（2）Outside
Wall is aluminized nitrogen aluminized coating（3）；
Curved surface metal runner（7）Face absorbs the heat of sunlight towards sunlight, and the heat of solar radiation is by vacuum tube inner tube（2）Outer wall
Aluminium nitrogen aluminium absorbs and the heat of absorption is passed through into thermostable heat-conductive glue in time（6）Pass to Curved surface metal runner（7）, by curved surface gold
Belong to runner（7）Interior thermostable heat-conductive medium（8）When heating reaches more than 120 DEG C, pass through Curved surface metal runner（7）Upper connecting tube
Plug（10）Two runners mouthful（10-1）Export, it is to avoid vacuum tube uses air as the heat loss of heat-conducting medium.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510721707.6A CN105180484B (en) | 2015-10-30 | 2015-10-30 | The middle temperature thermal-collecting tube of solar energy |
| PCT/CN2015/095901 WO2017070999A1 (en) | 2015-10-30 | 2015-11-30 | Solar intermediate-temperature heat-collecting tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510721707.6A CN105180484B (en) | 2015-10-30 | 2015-10-30 | The middle temperature thermal-collecting tube of solar energy |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105180484A CN105180484A (en) | 2015-12-23 |
| CN105180484B true CN105180484B (en) | 2017-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510721707.6A Active CN105180484B (en) | 2015-10-30 | 2015-10-30 | The middle temperature thermal-collecting tube of solar energy |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105180484B (en) |
| WO (1) | WO2017070999A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105698404A (en) * | 2016-04-12 | 2016-06-22 | 北京博日明能源科技有限公司 | Medium-temperature solar heat collector |
| CN109682082A (en) * | 2019-01-25 | 2019-04-26 | 浙江百立盛新能源科技有限公司 | A kind of all aluminium alloy heat build-up heat-transfer device of middle temperature solar heat collector |
| CN109682083A (en) * | 2019-02-18 | 2019-04-26 | 浙江百立盛新能源科技有限公司 | A kind of all aluminium alloy heat build-up heat-transfer device |
| CN110358507B (en) * | 2019-06-04 | 2021-09-28 | 北京华业阳光新能源有限公司 | Heat exchange working medium for heat collecting tube, heat collecting tube and filling method |
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| FR2296826A1 (en) * | 1975-12-24 | 1976-07-30 | Keller Arnold | Solar heat collector - including an evacuated glass cylinder opt. contg. inert gas |
| CN2061675U (en) * | 1990-03-19 | 1990-09-05 | 北京市工业技术开发中心 | Hot tube-type vacuum-tube solar heat collector |
| DE4407968A1 (en) * | 1994-03-10 | 1995-09-21 | Peter Kobler | Solar heat collector element and element array |
| DE19532993A1 (en) * | 1995-09-07 | 1997-03-13 | Messer Griesheim Gmbh | Collector for solar energy |
| DE29801531U1 (en) * | 1998-01-31 | 1998-07-02 | Schletter, Alexander, Dipl.-Ing., 35037 Marburg | Glass vacuum tube collector |
| CN2532425Y (en) * | 2002-04-05 | 2003-01-22 | 赵夔 | Intermediate and high temp. type solar energy heat collector |
| CN2771745Y (en) * | 2005-01-10 | 2006-04-12 | 潘戈 | Metal-fin-type solar vacuum heat collecting tube |
| CN101392965A (en) * | 2008-10-17 | 2009-03-25 | 清华大学 | Medium temperature glass-metal structure solar vacuum thermal-collecting tube |
| CN101886847B (en) * | 2009-05-11 | 2011-12-14 | 范天方 | Medium-high temperature solar thermal collector tube |
| CN201429243Y (en) * | 2009-06-26 | 2010-03-24 | 山东力诺新材料有限公司 | Intermediate-temperature solar energy vacuum heat collecting pipe |
| CN201688612U (en) * | 2010-06-01 | 2010-12-29 | 山东桑乐太阳能有限公司 | High efficiency heat-collecting vacuum tube |
| CN202149632U (en) * | 2011-06-27 | 2012-02-22 | 佛山市三炮能源科技有限公司 | Groove type solar thermal collector |
| CN202419995U (en) * | 2011-12-09 | 2012-09-05 | 武汉云鹤定宇制冷科技有限公司 | U-shaped vacuum glass pipe for generating high-temperature hot water or steam |
| CN205137970U (en) * | 2015-10-30 | 2016-04-06 | 山东博日明能源科技有限公司 | Medium temperature thermal -collecting tube of solar energy |
-
2015
- 2015-10-30 CN CN201510721707.6A patent/CN105180484B/en active Active
- 2015-11-30 WO PCT/CN2015/095901 patent/WO2017070999A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017070999A1 (en) | 2017-05-04 |
| CN105180484A (en) | 2015-12-23 |
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