CN103161701A - Solar energy heat energy multilevel power generation system - Google Patents

Solar energy heat energy multilevel power generation system Download PDF

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Publication number
CN103161701A
CN103161701A CN 201110408105 CN201110408105A CN103161701A CN 103161701 A CN103161701 A CN 103161701A CN 201110408105 CN201110408105 CN 201110408105 CN 201110408105 A CN201110408105 A CN 201110408105A CN 103161701 A CN103161701 A CN 103161701A
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CN
China
Prior art keywords
thermoelectric generator
hot
junction
heat collector
level
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Pending
Application number
CN 201110408105
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Chinese (zh)
Inventor
白龙
胡剑峰
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Xian Dayu Optoelectronic Technology Co Ltd
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Xian Dayu Optoelectronic Technology Co Ltd
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by Xian Dayu Optoelectronic Technology Co Ltd filed Critical Xian Dayu Optoelectronic Technology Co Ltd
Priority to CN 201110408105 priority Critical patent/CN103161701A/en
Publication of CN103161701A publication Critical patent/CN103161701A/en
Pending legal-status Critical Current

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/46Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines

Abstract

The invention discloses a solar energy heat energy multilevel power generation system which is characterized by comprising a spotlighting tower and a heliostat field which is arranged at the left side of the spotlighting tower. A heat collector is arranged at the upper portion of the spotlighting tower. One end of the heat collector is connected with an oil storage tank with a cooling function. An input end of a temperature control module is connected with the heat collector. The temperature control module controls temperature of oil in the heat collector. The heat collector is connected with a first hot end of a first level thermoelectric generator. An outlet of the first hot end of the first level thermoelectric generator is communicated with an inlet of a second hot end of a second level thermoelectric generator. An outlet of the second hot end of the second level thermoelectric generator is communicated with the oil storage tank. An outlet of a first cold end of the first level thermoelectric generator is connected with an inlet of a third hot end of a third level thermoelectric generator. An outlet of a second cold end of the second level thermoelectric generator is connected with an inlet of a fourth hot end of a fourth level thermoelectric generator. The solar energy heat energy multilevel power generation system has the advantages of being efficient in use of solar energy heat energy, clean, energy-saving, simple and convenient to install, and capable of solving the problem that electricity is badly needed in areas without electricity or when power is blacked out.

Description

The multistage power generation system of solar energy
Technical field
The invention belongs to the solar energy utilization technique field, be specifically related to the multistage power generation system of a kind of solar energy.
Background technique
Solar energy is all the abundantest and the most potential renewable energy sources in China and the whole world, and due to cleanliness without any pollution, is subject to the extensive attention of countries in the world always.Solar energy generation technology is the clean energy technology of following tool potentiality, mainly comprises photovoltaic generation and photothermal power generation two classes.
The Photospot solar photothermal power generation is that solar radiant energy first is converted into the technology that heat energy converts electric energy again to, as clean energy technology low-cost and that have the scale prospect, mainly is divided into four kinds of forms: slot type, line formula, dish formula and tower.Tower-type solar thermal power generating system utilizes heliostat field to converge solar radiant energy and generates electricity, and the heat transfer heat storage medium adopts fused salt, superheated vapor and air usually, and its system adopts the thermodynamic cycle of steam Rankine, the compound thermodynamic cycle of high temperature air etc. usually.
The thermo-electric generation technology is to utilize Seebeck effect directly heat energy to be converted into the generation technology of electric energy, has that movement-less part, volume are little, lightweight, the reliability high, is the generation mode of environmental protection.
Lack both at home and abroad between different temperatures section electricity-generating method at present and lack coupling, can't realize the efficient utilization of solar electrical energy generation, therefore need the multistage power generation system of a kind of solar energy.
Summary of the invention
Technical problem to be solved by this invention is for above-mentioned the deficiencies in the prior art, provides a kind of solar energy multistage power generation system.
for solving the problems of the technologies described above, the technical solution used in the present invention is: the multistage power generation system of a kind of solar energy, it is characterized in that, comprise the optically focused tower, with the heliostat field that is arranged at optically focused tower left side, described optically focused tower top is provided with heat collector, one end of heat collector joins with the fuel reserve tank with refrigerating function, and the oil of fuel reserve tank is evacuated in heat collector heats by being arranged at oil feed pump between heat collector and fuel reserve tank, the input end of temperature control module and heat collector join and control the temperature of fluid in heat collector, the hot junction one of described heat collector and one-level thermoelectric generator joins, the outlet in described one-level thermoelectric generator hot junction one is connected with the entrance in the hot junction two of secondary thermoelectric generator, the outlet in secondary thermoelectric generator hot junction two is connected with fuel reserve tank, hot junction three entrances of the outlet of the cold junction one of described one-level thermoelectric generator and three grades of thermoelectric generators join, the hot junction three of described three grades of thermoelectric generators and the outlet of cold junction three are all joined with the entrance in the hot junction four of level Four thermoelectric generator, the entrance in the outlet of the cold junction two of described secondary thermoelectric generator and the hot junction four of level Four thermoelectric generator joins, the hot junction four of described level Four thermoelectric generator and the outlet of cold junction four all are connected with hot water pipeline.
The multistage power generation system of above-mentioned solar energy, the cold water inlet of described cold junction one, cold junction two, cold junction three and cold junction four all is connected with cold water pipes.
The multistage power generation system of above-mentioned solar energy is provided with control valve between described heat collector and one-level thermoelectric generator, and the output terminal of temperature control module and control valve join and control the folding of control valve by temperature control module.
The present invention compared with prior art has the following advantages:
1, the present invention efficiently utilizes solar energy, has improved generating efficiency, clean energy-saving, and simple installation has solved in the non-Electric region territory or has been badly in need of when having a power failure the difficult problem of electricity consumption.
2, the present invention in generating, changes cold water into hot water by conducting heat, and for resident living hot water, has saved the energy.
Below in conjunction with drawings and Examples, technological scheme of the present invention is described in further detail.
Description of drawings
Fig. 1 is structured flowchart of the present invention.
Description of reference numerals:
1-cold junction one; 2-hot junction three; 3-cold junction three;
The 4-cold water pipes; 5-one-level thermoelectric generator; Three grades of thermoelectric generators of 6-;
7-secondary thermoelectric generator; 8-cold junction two; 9-hot junction two;
10-hot junction four; 11-cold junction four; 12-level Four thermoelectric generator;
The 13-hot water pipeline; The 14-fuel reserve tank; The 15-heliostat field;
16-optically focused tower; The 17-oil feed pump; The 18-heat collector;
The 19-temperature control module; The 20-control valve; 21-hot junction one.
Embodiment
as shown in Figure 1, the present invention includes optically focused tower 16, with the heliostat field 15 that is arranged at optically focused tower 16 left sides, described optically focused tower 16 tops are provided with heat collector 18, one end of heat collector 18 joins with the fuel reserve tank 14 with refrigerating function, and the oil of fuel reserve tank 14 is evacuated in heat collector 18 heats by being arranged at oil feed pump 17 between heat collector 18 and fuel reserve tank 14, the input end of temperature control module 19 and heat collector 18 join and control the temperature of fluid in heat collector 18, described heat collector 18 joins with the hot junction 1 of one-level thermoelectric generator 5, the outlet in described one-level thermoelectric generator 5 hot junctions 1 is connected with the entrance in the hot junction 29 of secondary thermoelectric generator 7, the outlet in secondary thermoelectric generator 7 hot junctions 29 is connected with fuel reserve tank 14, hot junction 32 entrances of the outlet of the cold junction 1 of described one-level thermoelectric generator 5 and three grades of thermoelectric generators 6 join, the hot junction 32 of described three grades of thermoelectric generators 6 and the outlet of cold junction 33 are all joined with the entrance in the hot junction 4 10 of level Four thermoelectric generator 12, the entrance in the outlet of the cold junction 28 of described secondary thermoelectric generator 7 and the hot junction 4 10 of level Four thermoelectric generator 12 joins, the hot junction 4 10 of described level Four thermoelectric generator 12 and the outlet of cold junction 4 11 all are connected with hot water pipeline 13.
As shown in Figure 1, in the present embodiment, the cold water inlet of described cold junction 1, cold junction 23, cold junction 38 and cold junction 4 11 all is connected with cold water pipes 4.
As shown in Figure 1, in the present embodiment, be provided with control valve 20 between described heat collector 18 and one-level thermoelectric generator 5, the output terminal of temperature control module 19 and control valve 20 join and pass through the folding that temperature control module 19 is controlled control valve 20.
working procedure of the present invention is: heliostat field 15 converges solar radiation to the heat collector 18 of optically focused tower 16 tops, oil feed pump 17 is extracted into cooling conduction oil heat collector 18 from the fuel reserve tank 14 with refrigerating function and heats, temperature control module 19 is controlled oil liquid temperature, when oil liquid temperature reaches 280 when spending, open control valve 20, high-temperature oil liquid enters the hot junction 1 of one-level thermoelectric generator 5, cold water enters its cold junction 1 from cold water pipes 4, fluid in the hot junction 1 of one-level thermoelectric generator 5 enters the hot junction 29 of secondary thermoelectric generator 7, cold water enters its cold junction 28 from cold water pipes 4, the fluid in hot junction 29 flows into the fuel reserve tank 14 with refrigerating function and recycles after cooling, the hot water that the cold water that enters the cold junction 1 of one-level thermoelectric generator 5 becomes high temperature enters the hot junction 32 of three grades of thermal generators 6, cold water enters its cold junction 33 from cold water pipes 4, from secondary thermoelectric generator 7 cold junctions 28, the hot water that three grades of thermoelectric generator 6 hot junctions 32 and cold junction 33 flow out enters the hot junction 4 10 of level Four thermoelectric generator 12, cold water enters its cold junction 4 11 from cold water pipes 4, enter hot water pipeline 13 from the hot water of level Four thermoelectric generator 12 hot junctions 4 10 and cold junction 4 11 outflows, for resident living hot water.
The above; it is only preferred embodiment of the present invention; be not that the present invention is done any restriction, every any simple modification, change and equivalent structure of above embodiment being done according to the invention technical spirit changes, and all still belongs in the protection domain of technical solution of the present invention.

Claims (3)

1. multistage power generation system of solar energy, it is characterized in that, comprise optically focused tower (16), with the heliostat field (15) that is arranged at optically focused tower (16) left side, described optically focused tower (16) top is provided with heat collector (18), one end of heat collector (18) joins with the fuel reserve tank (14) with refrigerating function, and the oil of fuel reserve tank (14) is evacuated in heat collector (18) heats by being arranged at oil feed pump (17) between heat collector (18) and fuel reserve tank (14), the input end of temperature control module (19) and heat collector (18) join and control the temperature of fluid in heat collector (18), described heat collector (18) joins with the hot junction one (21) of one-level thermoelectric generator (5), the outlet in described one-level thermoelectric generator (5) hot junction one (21) is connected with the entrance in the hot junction two (9) of secondary thermoelectric generator (7), the outlet in secondary thermoelectric generator (7) hot junction two (9) is connected with fuel reserve tank (14), hot junction three (2) entrances of the outlet of the cold junction one (1) of described one-level thermoelectric generator (5) and three grades of thermoelectric generators (6) join, the hot junction three (2) of described three grades of thermoelectric generators (6) and the outlet of cold junction three (3) are all joined with the entrance in the hot junction four (10) of level Four thermoelectric generator (12), the entrance in the outlet of the cold junction two (8) of described secondary thermoelectric generator (7) and the hot junction four (10) of level Four thermoelectric generator (12) joins, the hot junction four (10) of described level Four thermoelectric generator (12) and the outlet of cold junction four (11) all are connected with hot water pipeline (13).
2. the multistage power generation system of solar energy according to claim 1, it is characterized in that, the cold water inlet of described cold junction one (1), cold junction two (3), cold junction three (8) and cold junction four (11) all is connected with cold water pipes (4).
3. the multistage power generation system of solar energy according to claim 1, it is characterized in that, be provided with control valve (20) between described heat collector (18) and one-level thermoelectric generator (5), the output terminal of temperature control module (19) and control valve (20) join and pass through the folding that temperature control module (19) is controlled control valve (20).
CN 201110408105 2011-12-09 2011-12-09 Solar energy heat energy multilevel power generation system Pending CN103161701A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201110408105 CN103161701A (en) 2011-12-09 2011-12-09 Solar energy heat energy multilevel power generation system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201110408105 CN103161701A (en) 2011-12-09 2011-12-09 Solar energy heat energy multilevel power generation system

Publications (1)

Publication Number Publication Date
CN103161701A true CN103161701A (en) 2013-06-19

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Family Applications (1)

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Country Status (1)

Country Link
CN (1) CN103161701A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107605676A (en) * 2017-11-15 2018-01-19 肇庆市高新区晓靖科技有限公司 A kind of multilevel power generation system using solar heat
CN107769617A (en) * 2017-09-28 2018-03-06 珠海格力电器股份有限公司 Thermo-electric generation system and gas-cooker
CN107829893A (en) * 2017-11-04 2018-03-23 肇庆市高新区晓靖科技有限公司 A kind of multistage heat generating system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107769617A (en) * 2017-09-28 2018-03-06 珠海格力电器股份有限公司 Thermo-electric generation system and gas-cooker
CN107769617B (en) * 2017-09-28 2019-08-13 珠海格力电器股份有限公司 Thermo-electric generation system and gas-cooker
CN107829893A (en) * 2017-11-04 2018-03-23 肇庆市高新区晓靖科技有限公司 A kind of multistage heat generating system
CN107605676A (en) * 2017-11-15 2018-01-19 肇庆市高新区晓靖科技有限公司 A kind of multilevel power generation system using solar heat

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Application publication date: 20130619

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