CN202209258U - Solar energy thermal power-generating equipment - Google Patents
Solar energy thermal power-generating equipment Download PDFInfo
- Publication number
- CN202209258U CN202209258U CN201120326917.2U CN201120326917U CN202209258U CN 202209258 U CN202209258 U CN 202209258U CN 201120326917 U CN201120326917 U CN 201120326917U CN 202209258 U CN202209258 U CN 202209258U
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- CN
- China
- Prior art keywords
- thermal power
- temperature heat
- optically focused
- secondary condensation
- solar thermal
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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.)
- Expired - Fee Related
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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
Abstract
The utility model discloses solar energy thermal power-generating equipment, comprising a mirror field (1), a secondary condenser (2), a condensation tower (3) and power generating equipment (4), wherein the condensation tower (3) is arranged in the central position of the mirror field (1), the top part of the condensation tower (3) is connected with the secondary condenser (2) by a secondary condenser fixing frame (6), a heat adsorption device (5) is arranged at the bottom of the condensation tower (3), the heat adsorption device (5) is connected with the power generating equipment (4), and the secondary condenser (2) is a double-curve lower convex mirror spliced by plane mirrors (8). The solar energy thermal power-generating equipment has the advantages of high solar utilization rate, low loss and relatively low manufacturing cost.
Description
Technical field
The utility model relates to a kind of power generating equipment, particularly a kind of solar thermal power plants.
Background technique
Along with the development and progress of scientific level, the depletion rate of non-renewable resources is also more and more faster, and people begin to seek the method for using to renewable resources.Solar energy is inexhaustible renewable energy sources, and the today of reduce year by year at fossil fuel, the international energy situation is severe day by day, development and use solar energy is one of important channel of realizing energy supply diversification, assurance energy security.
Scientist has developed a kind of equipment that utilizes solar electrical energy generation at present; This equipment comprises condenser mirror, mirror support, device and heat collector day by day; Condenser mirror through arc reflexes to sunlight on the heat collector that is positioned on the focusing mirror line; Heat collector absorbs the heat of sunlight, then the conduction oil in the heat collector is constantly heated, and heated conduction oil is transported to power generating equipment again and is used for generating.This power generating equipment solar energy utilization rate is lower, and equipment construction cost is very high, and floor space is very big.
The model utility content
The purpose of the utility model is, a kind of solar thermal power plants is provided, and it has solar energy utilization rate height, loss is few and the equipment manufacturing cost cost is relatively low advantage.
The technological scheme of the utility model: a kind of solar thermal power plants; Comprise Jing Chang, secondary condensation device, optically focused tower and power generating equipment; The optically focused tower is located at the central position of Jing Chang; The top of optically focused tower is connected with the secondary condensation device through secondary condensation device fixing frame, and the optically focused tower bottom is provided with heat absorber, and heat absorber is connected with power generating equipment; The secondary condensation device is a convex lens under the hyperbola that is spliced of plane mirror.
In the aforesaid solar thermal power plants, the center of secondary condensation device is provided with a through hole, and the thickness of secondary condensation device reduces from the center to the edge gradually.
In the aforesaid solar thermal power plants, the distribution mode of plane mirror is latticed even distribution.
In the aforesaid solar thermal power plants, Jing Chang is made up of the optically focused reflecting means more than 1, and the optically focused reflecting means distributes ringwise.
In the aforesaid solar thermal power plants, the optically focused reflecting means comprises condenser mirror support, condenser mirror and installs day by day that condenser mirror is located at the top of condenser mirror support, and device is located between condenser mirror support and the condenser mirror day by day.
In the aforesaid solar thermal power plants; Power generating equipment comprises low-temperature heat accumulating device, high-temperature heat accumulation device and steam turbine; Heat absorber is connected with the high-temperature heat accumulation device with the low-temperature heat accumulating device; The low-temperature heat accumulating device is connected with steam generator with the high-temperature heat accumulation device, and steam generator is connected with steam turbine, and steam turbine is connected with generator set; Be provided with cold salt pump between heat absorber and the low-temperature heat accumulating device, be provided with hot salt pump between high-temperature heat accumulation device and the steam generator, be provided with feed water pump between steam generator and the steam turbine.
In the aforesaid solar thermal power plants, heat absorber be located at the secondary condensation device under.
Compared with prior art, because solar energy belongs to renewable resources, the utility model utilizes solar electrical energy generation can effectively reduce the consumption of non-renewable resources, and can solve traditional thermal power plant problem serious to atmospheric pollution.Because convex lens under the hyperbola that the employing of the secondary condensation device in this equipment plane mirror is spliced, the light that reflexes to ground is more even, the phenomenon of local light intensity can not occur, can make full use of solar energy.And the utility model has solved solar power plant construction cost height in the existing technology, the shortcoming that floor space is big owing to simple in structure.
Because the utility model is located at the bottom of optically focused tower with heat absorber, not only can improve the photo-thermal transformation efficiency of heat absorber, but also can reduce the installation cost of optical block and heat sink.
Description of drawings
Fig. 1 is the overall structure schematic representation of the utility model;
Fig. 2 is the structural representation of secondary condensation device and optically focused tower;
Fig. 3 is the structural representation of secondary condensation device;
Fig. 4 is the structural representation of optically focused reflecting means;
Fig. 5 is the structural representation of power generating equipment.
Being labeled as in the accompanying drawing: 1-Jing Chang, 2-secondary condensation device, 3-optically focused tower, 4-power generating equipment, 5-heat absorber; 6-secondary condensation device fixing frame, 7-optically focused reflecting means, 8-plane mirror, 9-through hole, 10-low-temperature heat accumulating device; 11-high-temperature heat accumulation device, 12-steam generator, the hot salt pump of 13-, 14-steam turbine, the cold salt pump of 15-; The 16-feed water pump, the 17-generator set, 18-condenser mirror support, the 19-condenser mirror, 20-installs day by day.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
The embodiment of the utility model: as depicted in figs. 1 and 2; A kind of solar thermal power plants; Comprise mirror field 1, secondary condensation device 2, optically focused tower 3 and power generating equipment 4, optically focused tower 3 is located at the central position of mirror field 1, and the top of optically focused tower 3 is connected with secondary condensation device 2 through secondary condensation device fixing frame 6; Optically focused tower 3 bottoms are provided with heat absorber 5, and heat absorber 5 is connected with power generating equipment 4; Convex lens under the hyperbola that secondary condensation device 2 is spliced for plane mirror 8.
As shown in Figure 3, the center of secondary condensation device 2 is provided with a through hole 9, and the thickness of secondary condensation device 2 reduces from the center to the edge gradually.The distribution mode of plane mirror 8 is latticed even distribution.
Mirror field 1 is made up of the optically focused reflecting means 7 more than 1, and optically focused reflecting means 7 distributes ringwise.
As shown in Figure 4, optically focused reflecting means 7 comprises condenser mirror support 18, condenser mirror 19 and installs 20 day by day that condenser mirror 19 is located at the top of condenser mirror support 18, installs 20 day by day and is located between condenser mirror support 18 and the condenser mirror 19.
As shown in Figure 5; Power generating equipment 4 comprises low-temperature heat accumulating device 10, high-temperature heat accumulation device 11 and steam turbine 14; Heat absorber 5 is connected with high-temperature heat accumulation device 11 with low-temperature heat accumulating device 10; Low-temperature heat accumulating device 10 is connected with steam generator 12 with high-temperature heat accumulation device 11, and steam generator 12 is connected with steam turbine 14, and steam turbine 14 is connected with generator set 17; Be provided with cold salt pump 15 between heat absorber 5 and the low-temperature heat accumulating device 10, be provided with hot salt pump 13 between high-temperature heat accumulation device 11 and the steam generator 12, be provided with feed water pump 16 between steam generator 12 and the steam turbine 14.
The working principle of the utility model: solar radiation is in mirror field 1; Optically focused reflecting means 7 in the mirror field 1 reflexes to sunlight on the reflective surface of secondary condensation device 2; Sunlight converges in the heat absorber 5 of optically focused tower 3 bottoms through 2 reflections of secondary condensation device, in heat absorber 5, forms the generating available energy, and cold heat-carrying agent enters into heat absorber 5 through cold salt pump 15 from low-temperature heat accumulating device 10; Absorb solar energy and become the high temperature heat-carrying agent, enter into high-temperature heat accumulation device 11; The high temperature heat-carrying agent enters into steam bleed steam 12 through hot salt pump 13 from high-temperature heat accumulation device 11, emit energy and become cold heat-carrying agent, and cold heat-carrying agent turns back to again in the low-temperature heat accumulating device 10.The water that coagulates of the exhaust steam that steam turbine 14 afterbodys are discharged enters into steam bleed steam 12 through feed water pump 16, and condensed water absorbs heat and becomes the generating used vapour in steam generator 12, enter into generator set 17, accomplishes power generation process.
Claims (7)
1. solar thermal power plants; It is characterized in that: comprise Jing Chang (1), secondary condensation device (2), optically focused tower (3) and power generating equipment (4); Optically focused tower (3) is located at the central position of Jing Chang (1); The top of optically focused tower (3) is connected with secondary condensation device (2) through secondary condensation device fixing frame (6), and optically focused tower (3) bottom is provided with heat absorber (5), and heat absorber (5) is connected with power generating equipment (4); Convex lens under the hyperbola that secondary condensation device (2) is spliced for plane mirror (8).
2. a kind of solar thermal power plants according to claim 1 is characterized in that: the center of secondary condensation device (2) is provided with a through hole (9), and the thickness of secondary condensation device (2) reduces from the center to the edge gradually.
3. a kind of solar thermal power plants according to claim 2 is characterized in that: the distribution mode of plane mirror (8) is latticed even distribution.
4. solar thermal power plants according to claim 1 is characterized in that: Jing Chang (1) is made up of the optically focused reflecting means (7) more than 1, and optically focused reflecting means (7) distributes ringwise.
5. a kind of solar thermal power plants according to claim 4; It is characterized in that: optically focused reflecting means (7) comprises condenser mirror support (18), condenser mirror (19) and installs (20) day by day; Condenser mirror (19) is located at the top of condenser mirror support (18), and device (20) is located between condenser mirror support (18) and the condenser mirror (19) day by day.
6. a kind of solar thermal power plants according to claim 1; It is characterized in that: power generating equipment (4) comprises low-temperature heat accumulating device (10), high-temperature heat accumulation device (11), generator set (17) and steam turbine (14); Heat absorber (5) is connected with high-temperature heat accumulation device (11) with low-temperature heat accumulating device (10); Low-temperature heat accumulating device (10) is connected with steam generator (12) with high-temperature heat accumulation device (11), and steam generator (12) is connected with steam turbine (14), and steam turbine (14) is connected with generator set (17); Be provided with cold salt pump (15) between heat absorber (5) and the low-temperature heat accumulating device (10), be provided with hot salt pump (13) between high-temperature heat accumulation device (11) and the steam generator (12), be provided with feed water pump (16) between steam generator (12) and the steam turbine (14).
7. a kind of solar thermal power plants according to claim 1 is characterized in that: heat absorber (5) be located at secondary condensation device (2) under.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120326917.2U CN202209258U (en) | 2011-09-02 | 2011-09-02 | Solar energy thermal power-generating equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120326917.2U CN202209258U (en) | 2011-09-02 | 2011-09-02 | Solar energy thermal power-generating equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202209258U true CN202209258U (en) | 2012-05-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120326917.2U Expired - Fee Related CN202209258U (en) | 2011-09-02 | 2011-09-02 | Solar energy thermal power-generating equipment |
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| Country | Link |
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| CN (1) | CN202209258U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966498A (en) * | 2011-09-02 | 2013-03-13 | 沈兴财 | Solar thermal power generation equipment and solar power generation method thereof |
| CN103726998A (en) * | 2012-10-12 | 2014-04-16 | 上海工电能源科技有限公司 | Cluster-type solar thermal power generation system |
-
2011
- 2011-09-02 CN CN201120326917.2U patent/CN202209258U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966498A (en) * | 2011-09-02 | 2013-03-13 | 沈兴财 | Solar thermal power generation equipment and solar power generation method thereof |
| CN102966498B (en) * | 2011-09-02 | 2017-04-12 | 温州大学 | Solar thermal power generation equipment and solar power generation method thereof |
| CN103726998A (en) * | 2012-10-12 | 2014-04-16 | 上海工电能源科技有限公司 | Cluster-type solar thermal power generation system |
| CN103726998B (en) * | 2012-10-12 | 2017-12-05 | 上海工电能源科技有限公司 | Concentrating type solar heat power generation system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20120502 Termination date: 20120902 |