CN104197531A - Linear solar heat collecting power generation system - Google Patents
Linear solar heat collecting power generation system Download PDFInfo
- Publication number
- CN104197531A CN104197531A CN201410384422.3A CN201410384422A CN104197531A CN 104197531 A CN104197531 A CN 104197531A CN 201410384422 A CN201410384422 A CN 201410384422A CN 104197531 A CN104197531 A CN 104197531A
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- CN
- China
- Prior art keywords
- solar energy
- generation system
- heat
- heat exchange
- electricity generation
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- 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
- 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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- 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
- Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
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- Photovoltaic Devices (AREA)
Abstract
The invention discloses a linear solar heat collecting power generation system. The linear solar heat collecting power generation system comprises a heat exchanging module, a solar heat collecting device and a power generating device. The heat exchanging module is connected with a heat collecting pipe in the solar heat collecting device through a pipeline, the heat collecting pipe is connected with a steam inlet of the power generating device, and the outlet of the power generating device is connected with the inlet of the heat exchanging module through a pipeline. The linear solar heat collecting power generation system has the advantages of being simple in structure, low in implementation cost, high in photothermal conversion efficiency, capable of basically meeting the electricity consumption demand of users without energy consumption and not capable of polluting the environment.
Description
[technical field]
The present invention relates to solar power system field, especially a kind of linear solar energy heating electricity generation system.
[background technology]
Solar panel is generally the position that is installed in top of building or open air abundance at sunshine, can produce via solar light irradiation electric energy, in order to the required hot water of the electrical equipment of additional feed public place or family or generating, so as to reducing the use amount of the alternating current that Utilities Electric Co. is provided, and then save electric cost.But solar panel price is high, early investment financial need is very large, and service life is limited, and later maintenance cost is very high.
Prior art chamber utilize light gathering baffle-board by more large-area sunlight reflected to heat collection device, to strengthen Heat-collecting effect, improve the temperature of medium in heat collection device.Light gathering baffle-board has V-arrangement reflector, and the curved reflector that the barrel-shaped reflector that transversal is circular arc, the circular arc that transversal is different curvature radius are formed by connecting and transversal are the reflector of the involute of circle; Utilize light gathering baffle-board by more large-area sunlight reflected to heat collection device, to strengthen Heat-collecting effect, improve the temperature of medium in heat collection device.
But because the position of the sun can make the angle of irradiation different along with time change, add that solar panel fixes towards the orientation of the sun, when so the orientation at sun place changes, will cause solar panel cannot really receive sunshine, and then affect the energy that heat collector unit are absorbs, and reduce Heat-collecting effect.
[summary of the invention]
The object of the invention is to overcome the deficiency that above-described prior art exists, a kind of collecting efficiency and linear solar energy heating electricity generation system of utilizing solar energy heating generation steam to generate electricity simple in structure of improving is provided.
For achieving the above object, technical scheme of the present invention is: a kind of linear solar energy heating electricity generation system, comprise heat exchange module, solar energy heat collector and TRT, described heat exchange module is connected with the thermal-collecting tube in described solar energy heat collector by pipeline, and described thermal-collecting tube is connected with the steam inlet of TRT.The first heat exchanging medium of described heat exchange module carries out preheating, then enters in the thermal-collecting tube in described solar energy heat collector and further heats up and form steam, and steam promotes TRT and generates electricity.
The outlet of described TRT is connected with the entrance of described heat exchange module by pipeline, forms like this heat exchange circulatory system of a sealing.
Described heat transferring medium can be water, and described heat exchange module can heat water to 70 DEG C, and described solar energy heat collector can heat water to 150 DEG C and form high-temperature water vapor.
The outlet of described solar energy heat collector connects the heat patching device for supplementing heat energy, to prevent that sunlight from also can form the required water vapour of generating when strong not.
Described solar energy heat collector comprises concentration module and thermal-collecting tube, and described thermal-collecting tube is installed on the optically focused place of described concentration module; Described concentration module is connected with sunshine automatic tracing device, for regulating the corresponding angle of concentration module and sunshine, improves solar light irradiation intensity.
Described concentration module is curved lenses, and sunlight is gathered on described thermal-collecting tube after seeing through described curved lenses.
Described concentration module can be fresnel lens array.
Described thermal-collecting tube is that cross section is oval pipe, and its shadow surface is wide disc.
Described shadow surface surface applies heat absorbing coating, to improve sunshine absorptivity.
Inside under described thermal-collecting tube shadow surface is provided with radiating fin, for improving heat exchanger effectiveness.
Described thermal-collecting tube can arrange minimum two, and described thermal-collecting tube, for being arranged side by side, can improve collecting efficiency like this.
Minimum base plate and the panel of comprising of described heat exchanger plate, between described base plate and panel, be sealed with heat exchange cavity, in described heat exchange cavity, form some bonding parts by described base plate and panel inner surface laminating, can effectively improve base plate and contact with the heat exchange medium in heat exchange cavity with panel, improve heat transfer effect.
In described heat exchanger plate inlet porting and outlet, described entrance communicates with described heat exchange cavity, and described outlet communicates with described heat exchange cavity.
Described heat exchange module can be to be arranged and assembled by some described heat exchanger plates, and the outlet of wherein said heat exchanger plate is connected with the import of adjacent described heat exchanger plate, can improve like this condensate water quantity.
Compared with prior art, the present invention has the following advantages: simple in structure, realize cost low, and photo-thermal conversion efficiency is high, substantially can meet user power utilization demand, and without power consumption, more bad contaminated environment.
[brief description of the drawings]
Fig. 1 is the system architecture diagram of a kind of linear solar energy heating electricity generation system of the present invention;
Fig. 2 is the structural representation of the middle heat exchanger plate of a kind of linear solar energy heating electricity generation system of the present invention;
Fig. 3 is the sectional structure chart of heat exchanger plate in the system architecture diagram of a kind of linear solar energy heating electricity generation system of the present invention;
Fig. 4 is the structural representation composition that cuts open solar energy heat collector of heat exchanger plate in the system architecture diagram of a kind of linear solar energy heating electricity generation system of the present invention.
[detailed description of the invention]
Below in conjunction with the drawings and specific embodiments, the present invention will be described in detail.
A kind of linear solar energy heating electricity generation system, as shown in Figure 1, comprise heat exchange module 8, solar energy heat collector and TRT, the outlet of described heat exchange module is connected with the thermal-collecting tube in described solar energy heat collector by pipeline, and described thermal-collecting tube is connected with the steam inlet of TRT; The outlet of described TRT is connected with the entrance of described heat exchange module by pipeline, forms like this heat exchange circulatory system of a sealing.The first heat exchanging medium of described heat exchange module 8 carries out preheating, then enters in the thermal-collecting tube in described solar energy heat collector and further heats up and form high-temperature vapor, and steam promotes TRT and generates electricity.Described TRT can be steam turbine.Described heat exchange module 8 can be solar energy energy heat collecting module or heat exchanger.Described heat exchange module 8 is placed in hot water or GEOTHERMAL WATER place, machine exhaust emissions place etc.Wherein, described heat transferring medium can be water, described heat exchange module 8 can heat water to 70 DEG C, and described solar energy heat collector can be heated to heat transferring medium 150 DEG C and form high-temperature water vapor, and 40 DEG C of discharging after steam turbine power generation return to described heat exchange module 8 and are preheated to 70 DEG C of left and right.The outlet of described solar energy heat collector connects the heat patching device for supplementing heat energy, to prevent that sunlight from also can form the required steam of generating when strong not.Described heat patching device can be natural gas adding apparatus or boiler.
Described heat exchange module 8 can be heat exchanger plate, as Figure 2-3, minimum base plate 81 and the panel 82 of comprising of described heat exchanger plate, described base plate 81 and panel 82 between be sealed with heat exchange cavity 83, at the some bonding part A that fitted by described base plate 81 and panel 82 inner surfaces of the interior formation of described heat exchange cavity 83, can effectively improve the area that base plate 81 contacts with the heat exchange medium in heat exchange cavity 83 with panel 82, improve heat transfer effect.Hand over plate to change inlet porting 85 and outlet 84 in described heat, described entrance 85 communicates with described heat exchange cavity 83, and described outlet 84 communicates with described heat exchange cavity 83.Described heat exchange module 8 can be to be arranged and assembled by some described heat exchanger plates, and the outlet 84 of wherein said heat exchanger plate is connected with the import 85 of adjacent described heat exchanger plate, can improve like this heat transfer effect.According to actual needs, the area of described heat exchanger can be adjusted flexibly.
Described kind of solar light-condensing and heat-collecting device, as shown in Figure 4, comprise concentration module 1 and thermal-collecting tube 2, described thermal-collecting tube 2 is installed on the optically focused place of described concentration module 1, described concentration module 1 is connected with sunshine automatic tracing device 3, for regulating the corresponding angle of concentration module and sunshine, improve solar light irradiation intensity.Described concentration module 1 is curved lenses, and sunlight is gathered on described thermal-collecting tube 2 after by described curved lenses.Preferably, described concentration module 1 can be fresnel lens array, and some Fresnel Lenses unit permutation and combination together, is gathered on described thermal-collecting tube 2 sunshine seeing through.Described concentration module 1 is connected with support 4 by fixture 5, and described support 4 is installed on described sunshine automatic tracing device 3, can adjust angle according to sun direction of light, improves spotlight effect.Described thermal-collecting tube 2 for cross section be oval pipe, its shadow surface is wide disc.Described shadow surface surface applies heat absorbing coating, to improve sunshine absorptivity.Described thermal-collecting tube 2 is slant setting, and the interior heat transferring medium of described thermal-collecting tube 2 that makes to flow through can flow freely.Preferably, the inside under described thermal-collecting tube 2 shadow surfaces is provided with radiating fin, for improving heat exchanger effectiveness.Described thermal-collecting tube 2 can arrange minimum two, and described thermal-collecting tube 2, for being arranged side by side, can improve collecting efficiency like this.
Although the present invention describes with reference to specific embodiment, this description not meaning that is construed as limiting the present invention.With reference to description of the invention, other of the disclosed embodiments change, and all can expect for those skilled in the art, and this variation should belong in affiliated claim limited range.
Claims (10)
1. a linear solar energy heating electricity generation system, it is characterized in that, comprise heat exchange module, solar energy heat collector and TRT, described heat exchange module is connected with the thermal-collecting tube in described solar energy heat collector by pipeline, and described thermal-collecting tube is connected with the steam inlet of TRT.
2. according to the linear solar energy heating electricity generation system of one claimed in claim 2, it is characterized in that, the outlet of described TRT is connected with the entrance of described heat exchange module by pipeline.
3. according to the linear solar energy heating electricity generation system of one claimed in claim 1, it is characterized in that, heat transferring medium is water, and described heat exchange module heats water to 70 DEG C, and described solar energy heat collector heats water to 150 DEG C and forms high-temperature water vapor.
4. according to the linear solar energy heating electricity generation system of one claimed in claim 4, it is characterized in that, the outlet of described solar energy heat collector connects the heat patching device for supplementing heat energy.
5. according to the linear solar energy heating electricity generation system of one claimed in claim 2, it is characterized in that, described solar energy heat collector comprises concentration module and thermal-collecting tube, and described thermal-collecting tube is installed on the optically focused place of described concentration module.
6. according to the linear solar energy heating electricity generation system of one claimed in claim 5, it is characterized in that, described concentration module is connected with sunshine automatic tracing device, for regulating the corresponding angle of concentration module and sunshine; Described concentration module is curved lenses, and sunlight is gathered on described thermal-collecting tube after seeing through described curved lenses.
7. according to the linear solar energy heating electricity generation system of one claimed in claim 6, it is characterized in that, described thermal-collecting tube is that cross section is oval pipe, and its shadow surface is wide disc; Described shadow surface surface applies heat absorbing coating.
8. according to the linear solar energy heating electricity generation system of the one described in claim 1 or 2, it is characterized in that, minimum base plate and the panel of comprising of described heat exchanger plate, between described base plate and panel, be sealed with heat exchange cavity, in described heat exchange cavity, form some bonding parts by described base plate and panel inner surface laminating.
9. according to the linear solar energy heating electricity generation system of one claimed in claim 8, it is characterized in that, in described heat exchanger plate inlet porting and outlet, described entrance communicates with described heat exchange cavity, and described outlet communicates with described heat exchange cavity.
10. according to the linear solar energy heating electricity generation system of one claimed in claim 9, it is characterized in that, described heat exchange module is to be arranged and assembled by some described heat exchanger plates, and the outlet of wherein said heat exchanger plate is connected with the import of adjacent described heat exchanger plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410384422.3A CN104197531A (en) | 2014-08-06 | 2014-08-06 | Linear solar heat collecting power generation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410384422.3A CN104197531A (en) | 2014-08-06 | 2014-08-06 | Linear solar heat collecting power generation system |
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| CN104197531A true CN104197531A (en) | 2014-12-10 |
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| CN201410384422.3A Pending CN104197531A (en) | 2014-08-06 | 2014-08-06 | Linear solar heat collecting power generation system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107435552A (en) * | 2017-09-01 | 2017-12-05 | 西安汉河环保科技有限公司 | A kind of solar energy heating ventilating power generation system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2472153Y (en) * | 2001-03-19 | 2002-01-16 | 孙志明 | Convex and concave laminated heat absorber |
| CN202673591U (en) * | 2012-07-25 | 2013-01-16 | 中国电力工程顾问集团华北电力设计院工程有限公司 | Trough and tower solar hybrid power generation system |
| CN202673593U (en) * | 2012-07-25 | 2013-01-16 | 中国电力工程顾问集团华北电力设计院工程有限公司 | Trough and Fresnel solar heat hybrid power generation system |
| CN103295939A (en) * | 2013-05-29 | 2013-09-11 | 中山大学 | Combined-type quartz glass heating cavity |
-
2014
- 2014-08-06 CN CN201410384422.3A patent/CN104197531A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2472153Y (en) * | 2001-03-19 | 2002-01-16 | 孙志明 | Convex and concave laminated heat absorber |
| CN202673591U (en) * | 2012-07-25 | 2013-01-16 | 中国电力工程顾问集团华北电力设计院工程有限公司 | Trough and tower solar hybrid power generation system |
| CN202673593U (en) * | 2012-07-25 | 2013-01-16 | 中国电力工程顾问集团华北电力设计院工程有限公司 | Trough and Fresnel solar heat hybrid power generation system |
| CN103295939A (en) * | 2013-05-29 | 2013-09-11 | 中山大学 | Combined-type quartz glass heating cavity |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107435552A (en) * | 2017-09-01 | 2017-12-05 | 西安汉河环保科技有限公司 | A kind of solar energy heating ventilating power generation system |
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Application publication date: 20141210 |