CN202971062U - Trough type solar concentrating heat power generation device - Google Patents
Trough type solar concentrating heat power generation device Download PDFInfo
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- CN202971062U CN202971062U CN 201220623492 CN201220623492U CN202971062U CN 202971062 U CN202971062 U CN 202971062U CN 201220623492 CN201220623492 CN 201220623492 CN 201220623492 U CN201220623492 U CN 201220623492U CN 202971062 U CN202971062 U CN 202971062U
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- type solar
- steam
- trough type
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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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Abstract
The utility model discloses a trough type solar concentrating heat power generation device, comprising a heat collection pipe, a steam pipe, a steam turbine, a power generator, a heat exchanger and multiple trough type solar collectors, wherein the heat exchanger transmits heat of high temperature liquid in the heat collection pipe to the steam pipe; the multiple trough type solar collectors are connected in series and in parallel; the heat collection pipe is connected onto head output ends and tail output ends of the trough type solar collectors; a high temperature heat reservoir, a low temperature heat reservoir and a drainage heat pump are installed orderly on the heat collection pipe between the head output ends and the tail output ends of the trough type solar collectors; a natural gas boiler used for heating steam in the steam pipe in an auxiliary way under the condition of insufficient solar concentrating heat power is arranged between the heat exchanger and a steam inlet end of the steam turbine; and a condenser is arranged on a steam outlet end of the steam turbine. The trough type solar concentrating heat power generation device is simple in structure, convenient to install and low in invested cost; and with the adoption of the trough type solar collectors and the natural gas boiler for complementary power generation, the power generation efficiency of the existing trough type solar concentrating heat power generation device is effectively improved.
Description
Technical field
The utility model relates to a kind of electricity generating device, especially relates to a kind of groove type solar condensing thermal power generation device.
Background technique
Adopting solar thermal energy to carry out extensive centralized generating, not only will bring into play significant role take coal as main electrification structure to sustainable development and the change of China's electric power, is also the important energy source basis that power industry realizes sustainable development.Solar heat power generation system is pressed the difference of heat collector type, can be divided into slot type system, tower system and dish formula system three major types.2 kinds of power generation systems of trough type solar power generation technology and other are compared the most ripe, most effective.But cycle efficiency still only has 40% left and right.The research work of solar groove type generating at present concentrates on the aspects such as new material, new process, new design, and has obtained some substantial progress.But due to existing theoretical limitation, obtain further technological break-through, also need one section heuristic process.
The model utility content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, a kind of groove type solar condensing thermal power generation device is provided, it is simple in structure, and is easy for installation, has improved the low problem of existing groove type solar condensing thermal power generation device generating efficiency.
for solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of groove type solar condensing thermal power generation device is characterized in that: comprise heat collecting pipe, steam tube, steam turbine, generator, the heat of heat collecting pipe internal high temperature liquid is conducted the trough type solar heat-collector of arranging to heat exchanger and a plurality of series parallel connection of steam tube, described heat collecting pipe is connected to the head and the tail output terminal of trough type solar heat-collector, on the first output terminal of described trough type solar heat-collector and the heat collecting pipe between the tail output terminal, high temperature reservoir, low temperature heat reservoir and drain heat pump are installed successively, described high temperature reservoir is laid between the first output terminal and heat exchanger of trough type solar heat-collector, and described low temperature heat reservoir and drain heat pump are laid between the tail output terminal of heat exchanger and trough type solar heat-collector, be laid with the natural gas boiler that is used for the steam of steam tube is carried out auxiliary heating when sun optically focused heat energy is not enough between the admission end of described heat exchanger and steam turbine, the steam output end of described steam turbine is laid with the condenser that the steam that will overflow in steam tube after the steam turbine motion is cooled to water, the outlet end of described condenser is laid with the feed water pump that is recycled with the water that guarantees in steam tube for to the water supercharging, joining by flange coaxial with generator of described steam turbine, described heat exchanger, natural gas boiler, steam turbine, condenser and feed water pump are successively by the steam tube end-to-end, on heat collecting pipe between described trough type solar heat-collector and high temperature reservoir, on steam tube and on the steam tube between natural gas boiler and steam turbine, valve is installed all between heat exchanger and low temperature heat reservoir.
Above-mentioned a kind of groove type solar condensing thermal power generation device, it is characterized in that: described heat-exchanger surface is coated with metal protection layer.
Above-mentioned a kind of groove type solar condensing thermal power generation device is characterized in that: the one-way valve of described valve for being used for preventing that pipeline internal medium from refluxing.
The utility model compared with prior art has the following advantages: simple in structure, easy for installation, input cost is low, adopts trough type solar heat-collector and natural gas boiler complemental power-generation, has effectively improved the generating efficiency of existing groove type solar condensing thermal power generation device.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is working principle schematic diagram of the present utility model.
Description of reference numerals:
1-trough type solar heat-collector; 2-heat collecting pipe; 3-valve;
4-high temperature reservoir; 5-heat exchanger 5; 6-steam tube;
7-steam turbine; 8-generator; 9-condenser;
10-feed water pump; 11-low temperature heat reservoir; 12-drain heat pump;
13-natural gas boiler.
Embodiment
as shown in Figure 1, the utility model comprises heat collecting pipe 2, steam tube 6, steam turbine 7, generator 8, the heat of heat collecting pipe 2 internal high temperature liquid is conducted the trough type solar heat-collector 1 of arranging to heat exchanger 5 and a plurality of series parallel connection of steam tube 6, described heat collecting pipe 2 is connected to the head and the tail output terminal of trough type solar heat-collector 1, on the first output terminal of described trough type solar heat-collector 1 and the heat collecting pipe 2 between the tail output terminal, high temperature reservoir 4, low temperature heat reservoir 11 and drain heat pump 12 are installed successively, described high temperature reservoir 4 is laid between the first output terminal and heat exchanger 5 of trough type solar heat-collector 1, and described low temperature heat reservoir 11 and drain heat pump 12 are laid between the tail output terminal of heat exchanger 5 and trough type solar heat-collector 1, be laid with the natural gas boiler 13 that is used for the steam of steam tube 6 is carried out auxiliary heating when sun optically focused heat energy is not enough between the admission end of described heat exchanger 5 and steam turbine 7, the steam output end of described steam turbine 7 is laid with the condenser 9 that the steam that will overflow in steam tube 6 after steam turbine 7 motions is cooled to water, the outlet end of described condenser 9 is laid with the feed water pump 10 that is recycled with the water that guarantees in steam tube 6 for to the water supercharging, joining by flange coaxial with generator 8 of described steam turbine 7, described heat exchanger 5, natural gas boiler 13, steam turbine 7, condenser 9 and feed water pump 10 are successively by steam tube 6 end-to-ends, on heat collecting pipe 2 between described trough type solar heat-collector 1 and high temperature reservoir 4, on steam tube 6 and on the steam tube 6 between natural gas boiler 13 and steam turbine 7, valve 3 is installed all between heat exchanger 5 and low temperature heat reservoir 11.
In the present embodiment, described heat exchanger 5 surfaces are coated with metal protection layer.
In the present embodiment, the one-way valve of described valve 3 for being used for preventing that pipeline internal medium from refluxing.
The above; it is only preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; every any simple modification, change and equivalent structure of above embodiment being done according to the utility model technical spirit changes, and all still belongs in the protection domain of technical solutions of the utility model.
Claims (3)
1. groove type solar condensing thermal power generation device is characterized in that: comprise heat collecting pipe (2), steam tube (6), steam turbine (7), generator (8), the heat of heat collecting pipe (2) internal high temperature liquid is conducted the trough type solar heat-collector (1) of arranging to heat exchanger (5) and a plurality of series parallel connection of steam tube (6), described heat collecting pipe (2) is connected to the head and the tail output terminal of trough type solar heat-collector (1), on the first output terminal of described trough type solar heat-collector (1) and the heat collecting pipe (2) between the tail output terminal, high temperature reservoir (4) is installed successively, low temperature heat reservoir (11) and drain heat pump (12), described high temperature reservoir (4) is laid between the first output terminal and heat exchanger (5) of trough type solar heat-collector (1), described low temperature heat reservoir (11) and drain heat pump (12) are laid between the tail output terminal of heat exchanger (5) and trough type solar heat-collector (1), be laid with the natural gas boiler (13) that is used for the steam of steam tube (6) is carried out auxiliary heating when sun optically focused heat energy is not enough between the admission end of described heat exchanger (5) and steam turbine (7), the steam output end of described steam turbine (7) is laid with the condenser (9) that the steam that will overflow in steam tube (6) after steam turbine (7) motion is cooled to water, the outlet end of described condenser (9) is laid with the feed water pump (10) that is recycled with the water that guarantees in steam tube (6) for to the water supercharging, described steam turbine (7) and generator (8) join by flange coaxial, described heat exchanger (5), natural gas boiler (13), steam turbine (7), condenser (9) and feed water pump (10) are successively by steam tube (6) end-to-end, on heat collecting pipe (2) between described trough type solar heat-collector (1) and high temperature reservoir (4), between heat exchanger (5) and low temperature heat reservoir (11), steam tube (6) upward and on the steam tube (6) between natural gas boiler (13) and steam turbine (7) all is equipped with valve (3).
2. according to a kind of groove type solar condensing thermal power generation device claimed in claim 1, it is characterized in that: described heat exchanger (5) surface is coated with metal protection layer.
3. according to the described a kind of groove type solar condensing thermal power generation device of claim 1 or 2, it is characterized in that: the one-way valve of described valve (3) for being used for preventing that pipeline internal medium from refluxing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220623492 CN202971062U (en) | 2012-11-22 | 2012-11-22 | Trough type solar concentrating heat power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220623492 CN202971062U (en) | 2012-11-22 | 2012-11-22 | Trough type solar concentrating heat power generation device |
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| Publication Number | Publication Date |
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| CN202971062U true CN202971062U (en) | 2013-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220623492 Expired - Fee Related CN202971062U (en) | 2012-11-22 | 2012-11-22 | Trough type solar concentrating heat power generation device |
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| CN (1) | CN202971062U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103321861A (en) * | 2013-07-04 | 2013-09-25 | 北京工业大学 | Dish solar power-heat cogeneration system based on singe-screw expander and molten salt |
| CN106014891A (en) * | 2016-05-16 | 2016-10-12 | 东南大学 | Trough type solar combined cycle power generation system |
| CN109442468A (en) * | 2018-11-05 | 2019-03-08 | 广东大唐国际潮州发电有限责任公司 | A kind of low-temperature solar energy energy conserving system of assistant coal power generation |
-
2012
- 2012-11-22 CN CN 201220623492 patent/CN202971062U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103321861A (en) * | 2013-07-04 | 2013-09-25 | 北京工业大学 | Dish solar power-heat cogeneration system based on singe-screw expander and molten salt |
| CN103321861B (en) * | 2013-07-04 | 2016-04-20 | 北京工业大学 | A kind of disc type solar energy cogeneration system based on single-screw expander and fused salt |
| CN106014891A (en) * | 2016-05-16 | 2016-10-12 | 东南大学 | Trough type solar combined cycle power generation system |
| CN106014891B (en) * | 2016-05-16 | 2018-10-23 | 东南大学 | A kind of groove type solar association circulating power generation system |
| CN109442468A (en) * | 2018-11-05 | 2019-03-08 | 广东大唐国际潮州发电有限责任公司 | A kind of low-temperature solar energy energy conserving system of assistant coal power generation |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20131122 |