CN201916139U - Tower type solar circulation thermal generating system - Google Patents
Tower type solar circulation thermal generating system Download PDFInfo
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- CN201916139U CN201916139U CN2011200201036U CN201120020103U CN201916139U CN 201916139 U CN201916139 U CN 201916139U CN 2011200201036 U CN2011200201036 U CN 2011200201036U CN 201120020103 U CN201120020103 U CN 201120020103U CN 201916139 U CN201916139 U CN 201916139U
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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 tower type solar circulation thermal generating system, which tracks the sun in real time by the aid of a heliostat system which reflects sunlight to a heat absorber on a tower, while the heat absorber absorbs high heat flow concentration radiation energy reflected from the heliostat system and converts the radiation energy into high-temperature heat energy of a working medium, a solar heat collection device is utilized to convert and store solar energy in heat transfer melt salt, excess heat is stored in a high-temperature heat storage tank in days, the high-temperature melt salt is utilized to heat water in a steam generator to generate steam at nights or cloudy days, the steam is utilized to drive gas turbine generator unit to generate electric, cooling water is used as a low temperature source, gases generated after low temperature media expand to work in a gas turbine are condensed by a condenser into gas-liquid mixture which is compressed by a three-stage axial flow type gas compressor into liquid sent back to the steam generator, and an operation is completed by means of a cycle of regenerating, reheating and intercooling. The tower type solar circulation thermal generating system is reasonable in structural design, wide in application ranger and carbon-free.
Description
Technical field:
The utility model relates to a kind of tower type solar energy circulating heat power generating system, is used in the occasion of solar electrical energy generation.
Background technique:
At present, oil, coal reserves are limited, and rise in price is the CO that fuel combustion produces with oil coal
2, SO
2Environment is produced very big harm, danger utmost point human existence.Utilize solar electrical energy generation, do not have toxic emission.Combustion turbine power is big, and volume is little, good reliability, and the generating efficiency height has development potentiality and application prospect.
The model utility content:
The purpose of this utility model is to provide a kind of tower type solar energy circulating heat power generating system, and system of the present utility model has reasonable in design, applied widely, carbon-free characteristics.
In order to reach above-mentioned purpose, solution of the present utility model is:
A kind of tower type solar energy circulating heat power generating system, comprise the heliostat system, heat absorber, the high-temperature heat accumulation jar, the storage salt cellar, turbo machine, compressor, generator, heat exchanger, regenerator, cryogenic heat exchanger, intercooler, cooling tower, wherein, the corresponding installation of heat absorber with the heliostat system, the high-temperature heat accumulation jar, the storage salt cellar, heat exchanger links to each other with the heat absorber circulation respectively, the corresponding connection of turbo machine with heat exchanger, generator links to each other with turbo machine, regenerator links to each other with turbo machine, cryogenic heat exchanger links to each other with regenerator, compressor and cryogenic heat exchanger, intercooler circulation links to each other, and turbo machine links to each other with compressor, cooling tower respectively with cryogenic heat exchanger, the intercooler circulation links to each other.
The beneficial effects of the utility model are: the utility model is made up of with thermal energy transfer system (thermofluid system), power generation system three parts heliostat system, heat absorption.The heliostat system realizes the real-time tracking to the sun, and sunlight is reflexed to heat absorber.The heat absorber that is positioned on the high tower absorbs by the next high heat flux radiation energy of heliostat systematic reflection, and is translated into the high temperature heat of working fluid.High temperature fluid is delivered to the steam generator that is positioned at ground by pipeline, produces high pressure superheated steam, the propelling gas turbine engine generating.There is not carbon emission.It is a kind of carbon-free generation technology.The utility model working medium can be that fused salt has carbonite, chloride, fluoride and nitrate, does not damage the ozone layer.Main purpose provides a kind of reasonable in design, applied widely, carbon-free a kind of tower type solar Brayton circulating heat power generating system.
Description of drawings:
Fig. 1 is the structural representation of the utility model embodiment tower type solar energy circulating heat power generating system;
Fig. 2 works in constant temperature thermal source T for the utility model embodiment
1And T
0Between irreversible enclosed in three grades of gas turbine cycle models of cold time reheat heat.
Embodiment:
Embodiment 1:
As shown in Figure 1, a kind of tower type solar Brayton circulating heat power generating system of present embodiment, comprise the L of heliostat system, heat absorber R, high-temperature heat accumulation jar S1, storage salt cellar S2, triple turbine T1, T2, T3, three stage compressor C1, C2, C3, generator D, heat exchanger R5, R6, R7, regenerator R4, cryogenic heat exchanger R3, intercooler R1 and R2, cooling tower C, wherein, heat absorber R and the corresponding installation of the L of heliostat system, high-temperature heat accumulation jar S1, storage salt cellar S2, heat exchanger R5, R6, R7 links to each other triple turbine T1 with heat absorber R circulation respectively, T2, T3 respectively with heat exchanger R5, R6, R7 is corresponding to be connected, generator D and triple turbine T1, T2, T3 links to each other, regenerator R4 and triple turbine T1, T2, T3 links to each other, and cryogenic heat exchanger R3 links to each other with regenerator R4, and compressor C1 links to each other with cryogenic heat exchanger R3, intercooler R1 links to each other with compressor C1, compressor C2 links to each other with intercooler R1, and intercooler R2 links to each other with compressor C2, and compressor C3 links to each other with intercooler R2, turbo machine T1 links to each other with compressor C3, cooling tower C respectively with cryogenic heat exchanger R3, circulation links to each other intercooler R1 with R2.
Working principle is as follows: the L of heliostat system realizes the real-time tracking to the sun, and sunlight is reflexed to heat absorber R.The heat absorber R that is positioned on the high tower absorbs by the next high heat flux radiation energy of the L of heliostat system reflection, and the high temperature heat that is translated into working fluid utilizes solar heat collector that solar thermal energy is changed and is stored in the heat transfer fused-salt medium, be stored in unnecessary heat among the high-temperature heat accumulation jar S1 daytime, evening or the solar time of not having generating.The high-temp liquid that solar collector R comes out is at heat exchanger R5, R6, the R7 heat exchange, high-temperature gas promotes triple turbine T1, T2, the T3 work done, drive generator D generating, working medium gas behind the expansion working in gas turbine is condensed into gas liquid mixture to regenerator R4, waste heat is passed to gas through three stage compressor C3, return-air is got back to one-level gas compressor C1 by cryogenic heat exchanger R3 cooling, the gas that comes out from a stage compressor C1 is cooled to two-stage compressor C2 by intercooler R1 once more, the gas that comes out from two stage compressor C2 is cooled to three grades of gas compressor C3 by intercooler R2 once more, being compressed into liquid by axial-flow compressor C3 sends back to, regenerator R4, deliver to high-temperature heat-exchanging R5, deliver to a stage turbine after the heating, in finish a job.The cooling water of cryogenic heat exchanger R3, intercooler R1 and R2 is circulated by cooling tower C.
Tower type solar energy circulating heat power generating system of the present utility model, adopt the real-time tracking of heliostat system realization to the sun, sunlight is reflexed to the heat absorber that is positioned on the high tower, heat absorber absorbs by the next high heat flux radiation energy of heliostat systematic reflection, and be translated into the high temperature heat of working fluid, utilize solar heat collector that solar thermal energy is changed and is stored in the heat transfer fused-salt medium, be stored in unnecessary heat in the high-temperature heat accumulation jar daytime, the evening or the solar time of not having are utilized the water generates steam in the high-temperature molten salt medium heating steam generator, utilize the generating of steam driven Gas Turbine Generating Units; With the cooling water is cold temperature source, and cryogenic fluid gas behind the expansion working in gas turbine becomes gas liquid mixture by condenser condenses, is compressed into liquid by three grades of axial-flow compressors and sends back to steam generator, adopts backheat to pine for cold circulation again, finishes a job.Described Gas Turbine Generating Units adopts three stage compressor system and triple turbine expansion working to drive generator for electricity generation.Described backheat is pined in the cold circulation again, gas was heated by second level solar collector again after heat was meant a stage turbine expansion working again, backheat is meant that the gas that is come out by gas and high stage compressor behind the turbo machine expansion working of the second level carries out heat exchange, in cold being meant after gas that a stage compressor comes out is by water quench enter two stage compressor.
The constant temperature thermal source T that works in shown in Figure 2
1And T
0Between irreversible enclosed in three grades of gas turbine cycle of cold time reheat heat, promptly irreversible constant temperature source brayton cycle l-2-3-4-5-6-7-8-9-10-11-12-13-14-l.L-2 is that (pressure ratio is the irreversible adiabatic compression process of gas in low pressure compressor
, the ratio of colding pressing in also claiming); 2-3 is the cooling procedure of gas in intercooler; 3--4 is that (pressure ratio is the irreversible adiabatic compression process of gas in intermediate pressure compressor
, pressure ratio is identical); 5-6 is that (pressure ratio is the irreversible adiabatic compression process of gas in high-pressure compressor
,
Being overall pressure tatio) 6-7 is the warm of gas in regenerator; 7-8 is that working medium is from first-class heat exchanger R5 endothermic process; 8-9 is the irreversible adiabatic expansion process of working medium in the one-level turbine; 9-10 be working medium from secondary heat exchanger R6 endothermic process, 10-11 is the irreversible adiabatic expansion process of working medium in two-stage turbine; 11-12 be working medium from three grades of heat exchanger R7 endothermic processes, 12-13 is the irreversible adiabatic expansion process of working medium in three grades of turbines; 13-14 are the exothermic process of exhaust in regenerator; 14 1 l are the exothermic process of exhaust to low-temperature heat source.1--2 s, 3-4 s and 6-7 s are l one 2,3-4 and 6-7 corresponding reversible adiabatic compression and inflation processes.
Circulation output power and efficient are:
P=Q
H1+Q
H2+QH3-Q
4—Q
6-Q
7，
=P／Q
H?。
Claims (1)
1. tower type solar energy circulating heat power generating system, comprise the heliostat system, heat absorber, the high-temperature heat accumulation jar, the storage salt cellar, turbo machine, compressor, generator, heat exchanger, regenerator, cryogenic heat exchanger, intercooler, cooling tower, wherein, the corresponding installation of heat absorber with the heliostat system, the high-temperature heat accumulation jar, the storage salt cellar, heat exchanger links to each other with the heat absorber circulation respectively, the corresponding connection of turbo machine with heat exchanger, generator links to each other with turbo machine, regenerator links to each other with turbo machine, cryogenic heat exchanger links to each other with regenerator, compressor and cryogenic heat exchanger, the intercooler circulation links to each other, turbo machine links to each other with compressor, cooling tower respectively with cryogenic heat exchanger, the intercooler circulation links to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200201036U CN201916139U (en) | 2011-01-21 | 2011-01-21 | Tower type solar circulation thermal generating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200201036U CN201916139U (en) | 2011-01-21 | 2011-01-21 | Tower type solar circulation thermal generating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201916139U true CN201916139U (en) | 2011-08-03 |
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ID=44415938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200201036U Expired - Fee Related CN201916139U (en) | 2011-01-21 | 2011-01-21 | Tower type solar circulation thermal generating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201916139U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103174612A (en) * | 2011-12-22 | 2013-06-26 | 深圳市阳能科技有限公司 | Solar energy heat exchange and power generation system |
| CN105274759A (en) * | 2015-11-17 | 2016-01-27 | 绍兴文理学院 | Tower type solar printing-and-dyeing heat energy system |
| CN105317553A (en) * | 2014-07-31 | 2016-02-10 | 三菱日立电力系统株式会社 | Solar/air turbine generator system |
| CN104153954B (en) * | 2013-05-16 | 2016-09-21 | 张建城 | Multi-mode tower type solar energy thermal power generation device |
| CN107191342A (en) * | 2017-07-14 | 2017-09-22 | 武汉凯迪工程技术研究总院有限公司 | All-weather solar electricity-generating method and system based on heat engine expansion work |
| CN108730764A (en) * | 2018-08-10 | 2018-11-02 | 大连民族大学 | Open type heat pump hot water apparatus based on air circulation |
-
2011
- 2011-01-21 CN CN2011200201036U patent/CN201916139U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103174612A (en) * | 2011-12-22 | 2013-06-26 | 深圳市阳能科技有限公司 | Solar energy heat exchange and power generation system |
| CN104153954B (en) * | 2013-05-16 | 2016-09-21 | 张建城 | Multi-mode tower type solar energy thermal power generation device |
| CN105317553A (en) * | 2014-07-31 | 2016-02-10 | 三菱日立电力系统株式会社 | Solar/air turbine generator system |
| CN105317553B (en) * | 2014-07-31 | 2017-09-01 | 三菱日立电力系统株式会社 | Solar heat air turbine electricity generation system |
| US10001112B2 (en) | 2014-07-31 | 2018-06-19 | Mitsubishi Hitachi Power Systems, Ltd. | Solar/air turbine generator system |
| CN105274759A (en) * | 2015-11-17 | 2016-01-27 | 绍兴文理学院 | Tower type solar printing-and-dyeing heat energy system |
| CN107191342A (en) * | 2017-07-14 | 2017-09-22 | 武汉凯迪工程技术研究总院有限公司 | All-weather solar electricity-generating method and system based on heat engine expansion work |
| CN108730764A (en) * | 2018-08-10 | 2018-11-02 | 大连民族大学 | Open type heat pump hot water apparatus based on air circulation |
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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: 20110803 Termination date: 20140121 |