CN101725489B - Solar thermoelectricity combined utilization device - Google Patents
Solar thermoelectricity combined utilization device Download PDFInfo
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- CN101725489B CN101725489B CN2009102193046A CN200910219304A CN101725489B CN 101725489 B CN101725489 B CN 101725489B CN 2009102193046 A CN2009102193046 A CN 2009102193046A CN 200910219304 A CN200910219304 A CN 200910219304A CN 101725489 B CN101725489 B CN 101725489B
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- transfer pipe
- heat
- inner sleeve
- sleeve
- solar
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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
A solar thermoelectricity combined utilization device consists of two or more than two thermoelectricity units which are connected; two ends of the thermoelectricity unit are provided with flanges, the exterior of the thermoelectricity unit is provided with an outer sleeve and the interior the thermoelectricity unit is provided with an inner sleeve; an outer heat transfer pipe is positioned in an annular cavity between the outer sleeve and the inner sleeve; an inner heat transfer pipe is arranged in the inner sleeve; a bend of the outer heat transfer pipe connected with the inner heat transfer pipe is fixed on the flange, and magnetic liquid is filled in a closed loop formed by the inner and outer heat transfer pipes; two ends of the inner heat transfer pipe are provided with power generation mechanisms; and cooling water flows between the inner sleeve and the inner heat transfer pipe. The thermoelectricity units of the device adopt pulsating heat pipe technology and magnetic liquid generating technology to convert the solar energy into heat energy and electrical energy at the same time, and the device has the advantages of high efficiency and low cost.
Description
Technical field
The invention belongs to the solar heat electrical domain, particularly a kind of solar thermoelectricity combined utilized device.
Background technique
Utilizing maximum energy at present is the chemical energy of fuel, and through burning, the chemical energy of fuel converts heat energy to; Again heat energy is changed into mechanical energy and produce electric energy at last; Heat energy is lower through the efficient that heat energy power mechanism converts mechanical energy into, and this has just caused the generating efficiency reduction, and the generation mode that heat energy or chemical energy are converted into electric energy has solar energy power generating and fuel cell etc.; Solar photovoltaic technology exists that generating efficiency is low, cost is high; Also do not form scale and use, fuel cell technology is also prematurity also, on market, does not promote.
Existing solar thermoelectricity combined utilized device is as thermal source basically with solar radiation; The utilization mature technique reaches the utilization of uniting of heat energy and electric energy; Like the groove type solar heat and power system; Oil in the system is heated to high temperature and the heat exchanger heating water generates steam pushing turbine generating of flowing through through many groups solar thermal collector, it is low to have efficient, the shortcoming that cost is high.
Summary of the invention
In order to overcome the shortcoming of above-mentioned existing technology, the object of the present invention is to provide a kind of solar thermoelectricity combined utilized device, can convert solar energy into heat energy and electric energy simultaneously, have the efficient height, the advantage that cost is low.
In order to achieve the above object, the technological scheme of the present invention's employing is:
A kind of solar thermoelectricity combined utilized device is formed by connecting two or more thermoelectric units, and the two ends of each thermoelectric unit dispose flange 1; The outside of thermoelectric unit is an outer sleeve 2, and the internal configurations of thermoelectric unit has inner sleeve 3, in the annular housing 5 of at least one outer heat-transfer pipe 4 between outer sleeve 2 and inner sleeve 3; Outer sleeve 2 outer walls are coated with solar energy absorbing coating; Inwall scribbles reflectance coating, and inner sleeve 3 outer walls scribble reflectance coating, disposes heat-transfer pipe 6 at least one in the inner sleeve 3; The elbow 7 that outer heat-transfer pipe 4 is connected with interior heat-transfer pipe 6 is fixed on the flange 1; Outer heat-transfer pipe 4 and interior heat-transfer pipe 6 link to each other through elbow 7 is staggered in twos, and the loop of outer heat-transfer pipe 4, interior heat-transfer pipe 6 and elbow 7 formations charges the liquid 8 that is magnetic, and is provided with power facility 9 at the two ends of interior heat-transfer pipe 6; Between inner sleeve 3 and interior heat-transfer pipe 6, there is cooling water 10 to flow through; Said power facility 9 comprises at least two inductor coils 12 that twine on the outer wall that is positioned at heat-transfer pipe 6 two ends, and inductor coil 12 series connection backs link to each other with the load 13 of outside and form a loop, and the outside of inductor coil 12 is with permanent magnet ring 11.
The internal diameter of outer heat-transfer pipe 4, interior heat-transfer pipe 6 and elbow 7 is less than 4 millimeters.
A kind of solar thermoelectricity combined utilized device, its working principle is:
The loop that outer heat-transfer pipe 4, interior heat-transfer pipe 6 and elbow 7 are constituted vacuumizes, charge magnetic liquid 8 after, can form the structure of one section liquid of one section vapour in magnetic liquid 8 loop that heat-transfer pipe 4, interior heat-transfer pipe 6 and elbow 7 constitute outside; Be liquid plug and vapour bullet, solar radiation passes outer sleeve 2, is absorbed by outer heat-transfer pipe 4 in the annular housing 5 between sleeve pipe 2 and the inner sleeve 3 outside; Liquid undergoes phase transition in the heat absorption rear section for magnetic liquid 8 in the heat transferred pipe, the liquid plug that magnetic liquid 8 forms, and produces steam; And the vapour bullet will expand after being heated, and promote the motion of adjacent liquid plug, in vapour bullet liquid plug that magnetic liquid in the outer heat-transfer pipe 48 forms moves to during heat-transfer pipe 6; At first by 11 magnetization of the permanent magnet ring in the power facility 9 at interior heat-transfer pipe 6 two ends, because the vapour bullet liquid plug structure of magnetic liquid 8, the magnetic flux that passes inductor coil 12 will change magnetic liquid 8; Produce induction electromotive force; Realize generating, magnetic liquid 8 carries out heat exchange through the cooling water 10 in power facility 9 backs and the inner sleeve 3, heating cooling water 10; Reached the combined heat and power utilization; Last magnetic liquid 8 is got back to unofficial biography heat pipe 4 under action of inertia, accomplish a circulation, begins another circulation simultaneously.
Because thermoelectric unit of the present invention adopts pulsating heat pipe technology and magnetic liquid to generate power technology simultaneously, so can convert solar energy into heat energy and electric energy simultaneously, has the efficient height, the advantage that cost is low.
Description of drawings
Fig. 1 is the structural representation of thermoelectric unit of the present invention.
Fig. 2 is the sectional drawing of thermoelectric unit of the present invention.
Fig. 3 is the structural representation of power facility 9 of the present invention.
Embodiment
Describe the present invention below in conjunction with accompanying drawing.
Referring to Fig. 1,2,3, a kind of solar thermoelectricity combined utilized device is formed by connecting two or more thermoelectric units; The two ends of each thermoelectric unit dispose flange 1, can all thermoelectric units be coupled together through flange 1, and the outside of thermoelectric unit is an outer sleeve 2; The internal configurations of thermoelectric unit has inner sleeve 3, and in the annular housing 5 of at least one outer heat-transfer pipe 4 between outer sleeve 2 and inner sleeve 3, outer heat-transfer pipe 4 has constituted the evaporator section part of pulsating heat pipe; Outer sleeve 2 outer walls scribble solar energy absorbing coating, and inwall scribbles reflectance coating, and inner sleeve 3 outer walls scribble reflectance coating; Heat-transfer pipe 4 outer walls scribble solar energy absorbing coating, and sunlight just can not be reflected away after getting into heat transfer unit, and solar radiation can be absorbed by outer heat-transfer pipe 4 fully; And be the heat energy of magnetic liquid 8 with solar energy converting, disposing heat-transfer pipe 6 at least one in the inner sleeve 3, interior heat-transfer pipe 6 is as the condensating section and the adiabatic section part of pulsating heat pipe; The condensating section of interior heat-transfer pipe 6 is positioned at intermediate portion; The adiabatic section of interior heat-transfer pipe 6 is positioned at two ends, and outer heat-transfer pipe 4 links to each other through elbow 7 is staggered in twos with interior heat-transfer pipe 6, constitutes the loop of sealing; Be a pulsating heat pipe; Be provided with power facility 9 at the two ends of interior heat-transfer pipe 6, between inner sleeve 3 and interior heat-transfer pipe 6, have cooling water 10 to flow through, power facility 9 comprises at least two inductor coils 12 that twine on the outer wall that is positioned at heat-transfer pipe 6 two ends; Inductor coil 12 series connection backs link to each other with the load 13 of outside and form a loop, and the outside of inductor coil 12 is with permanent magnet ring 11.
The internal diameter of outer heat-transfer pipe 4, interior heat-transfer pipe 6 and elbow 7 is less than 4 millimeters.
A kind of solar thermoelectricity combined utilized device, its working principle is:
The loop that outer heat-transfer pipe 4, interior heat-transfer pipe 6 and elbow 7 are constituted vacuumizes, charge magnetic liquid 8 after because capillarity; Can form the structure of one section liquid of one section vapour in magnetic liquid 8 loop that heat-transfer pipe 4, interior heat-transfer pipe 6 and elbow 7 constitute outside, i.e. liquid plug and vapour bullet, solar radiation passes outer sleeve 2; Because the effect of coating, sunlight are absorbed heat transferred magnetic liquid 8 by 4 of outer heat-transfer pipes in the annular housing 5 between sleeve pipe 2 and the inner sleeve 3 outside fully; Liquid undergoes phase transition the liquid plug that magnetic liquid 8 forms in the heat absorption rear section, produce steam, and the vapour bullet will expand after being heated; Promote the motion of adjacent liquid plug, during the two ends of heat-transfer pipe 6, magnetic liquid 8 is at first magnetized by the permanent magnet ring 11 in the power facility 9 at interior heat-transfer pipe 6 two ends vertically in vapour bullet liquid plug that magnetic liquid 8 forms moves to; Because the vapour bullet liquid plug structure of magnetic liquid 8, the magnetic flux that passes inductor coil 12 will change in time, and inductor coil 12 produces induction electromotive force; Realize generating, can be through the load that links to each other with inductor coil 12 with power storage or utilization, magnetic liquid 8 carries out heat exchange through the cooling water 10 in power facility 9 backs and the inner sleeve 3; Heating cooling water 10, owing to contain the magnetic-particle of nano-scale in the magnetic liquid 8, magnetic-particle is a solid; The thermal conductivity of solid is higher than the thermal conductivity of liquid, thus the thermal conductivity of magnetic liquid also height overall improve solar energy utilization rate in the thermal conductivity of its base fluid; Reached the purpose that combined heat and power utilizes, last magnetic liquid 8 is got back to unofficial biography heat pipe 4 under action of inertia, continue to absorb the heat of solar radiation; Accomplish a circulation, begin another circulation simultaneously.
In the accompanying drawing: 1 is flange; 2 is outer sleeve; 3 is inner sleeve; 4 is outer heat-transfer pipe; 5 is annular housing; 6 is interior heat-transfer pipe; 7 is elbow; 8 is magnetic liquid; 9 is power facility; 10 is cooling water; 11 is permanent magnet ring; 12 is inductor coil; 13 are load.
Claims (3)
1. a solar thermoelectricity combined utilized device is characterized in that, is formed by connecting two or more thermoelectric units; The two ends of each thermoelectric unit dispose flange (1), and the outside of thermoelectric unit is outer sleeve (2), and the internal configurations of thermoelectric unit has inner sleeve (3); At least one outer heat-transfer pipe (4) be arranged in outer sleeve (2) and inner sleeve (3) between annular housing (5); Outer sleeve (2) outer wall is coated with solar energy absorbing coating, and inwall scribbles reflectance coating, and inner sleeve (3) outer wall scribbles reflectance coating; Dispose heat-transfer pipe (6) at least one in the inner sleeve (3); The elbow (7) that outer heat-transfer pipe (4) is connected with interior heat-transfer pipe (6) is fixed on the flange (1), and outer heat-transfer pipe (4) links to each other through elbow (7) with interior heat-transfer pipe (6) in twos, and the loop that outer heat-transfer pipe (4), interior heat-transfer pipe (6) and elbow (7) constitute charges the liquid that is magnetic (8); Be provided with power facility (9) at the two ends of interior heat-transfer pipe (6); Power facility (9) comprises at least two inductor coils (12) that twine on the outer wall that is positioned at heat-transfer pipe (6) two ends, and inductor coil (12) series connection back links to each other with outside load (13) and forms a loop, and the outside of inductor coil (12) is with permanent magnet ring (11).
2. a kind of solar thermoelectricity combined utilized device according to claim 1 is characterized in that, the internal diameter of outer heat-transfer pipe (4), interior heat-transfer pipe (6) and elbow (7) is less than 4 millimeters.
3. a kind of solar thermoelectricity combined utilized device according to claim 1 is characterized in that, between inner sleeve (3) and interior heat-transfer pipe (6), has cooling water (10) to flow through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102193046A CN101725489B (en) | 2009-12-03 | 2009-12-03 | Solar thermoelectricity combined utilization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102193046A CN101725489B (en) | 2009-12-03 | 2009-12-03 | Solar thermoelectricity combined utilization device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101725489A CN101725489A (en) | 2010-06-09 |
| CN101725489B true CN101725489B (en) | 2012-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009102193046A Expired - Fee Related CN101725489B (en) | 2009-12-03 | 2009-12-03 | Solar thermoelectricity combined utilization device |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103000737B (en) * | 2012-11-27 | 2015-04-22 | 华北电力大学 | Solar photovoltaic and optothermal coupling type solar battery and coupling power generation method thereof |
| CN103001533A (en) * | 2012-11-27 | 2013-03-27 | 华北电力大学 | Method and system for utilizing loop type double working medium pulsating heat pipe to realize direct thermal power generation |
| CN105370352B (en) * | 2015-12-01 | 2018-07-10 | 南京工业大学 | A kind of vehicle-mounted pulsating heat pipe thermoelectric conversion system recycled applied to residual heat of tail gas of automobile |
| CN106849607B (en) * | 2017-01-05 | 2019-01-29 | 胡少斌 | Low-temperature waste heat power generation system based on the high magnetic conduction fluid of carbon dioxide-base nanometer mixed phase |
| CN112217371A (en) * | 2019-07-10 | 2021-01-12 | 袁昭 | Sectional type water-based magnetofluid pulsating heat pipe temperature difference power generation device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4921041A (en) * | 1987-06-23 | 1990-05-01 | Actronics Kabushiki Kaisha | Structure of a heat pipe |
| CN2063316U (en) * | 1990-04-14 | 1990-10-03 | 王安惠 | Gravity return-flow type small electric generating tube |
| CN2194485Y (en) * | 1994-06-09 | 1995-04-12 | 于学德 | Vacuum solar energy thermal-collecting tube with absorbing coating of aluminium-coper-magnesium-nitrogen |
-
2009
- 2009-12-03 CN CN2009102193046A patent/CN101725489B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4921041A (en) * | 1987-06-23 | 1990-05-01 | Actronics Kabushiki Kaisha | Structure of a heat pipe |
| CN2063316U (en) * | 1990-04-14 | 1990-10-03 | 王安惠 | Gravity return-flow type small electric generating tube |
| CN2194485Y (en) * | 1994-06-09 | 1995-04-12 | 于学德 | Vacuum solar energy thermal-collecting tube with absorbing coating of aluminium-coper-magnesium-nitrogen |
Non-Patent Citations (1)
| Title |
|---|
| 胡建军，徐进良.贡-水混合工质脉动热管试验研究.《化工学报》.2008,第59卷(第5期),第1084页第1栏6-13段，附图1-2. * |
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| CN101725489A (en) | 2010-06-09 |
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