CN105895725A - Matrix type concentrating photovoltaic-thermal integration apparatus - Google Patents
Matrix type concentrating photovoltaic-thermal integration apparatus Download PDFInfo
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- CN105895725A CN105895725A CN201410664450.0A CN201410664450A CN105895725A CN 105895725 A CN105895725 A CN 105895725A CN 201410664450 A CN201410664450 A CN 201410664450A CN 105895725 A CN105895725 A CN 105895725A
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- heat pipe
- heat
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- condenser lens
- bolt
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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
- Y02E10/47—Mountings or tracking
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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
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention discloses a matrix type concentrating photovoltaic-thermal integration apparatus. According to the reflection principle of a plane mirror, a matrix type condenser device with light concentration of 24 reflectors is realized. On the basis of a heat conduction characteristic of a cell panel and a heat tube technology, a heat tube type heat collector device formed by five heat tube with the diameter of 10mm and a collecting box with the diameter of 40mm is adopted, the heat energy generated by a concentrating photovoltaic unit can be transmitted rapidly and effectively by using a high-efficiency heat conduction characteristic of the heat tubes, and hot water with a certain temperature can be obtained.
Description
Technical field
The present invention relates to a kind of solar cogeneration system, particularly a kind of for matrix type concentrating photovoltaic photo-thermal integrated apparatus, belong to solar energy heating technical field.
Background technology
Solar energy cleans as one, free of contamination regenerative resource, and its development and utilization is considered the important component part of world energy sources strategy.Solar photovoltaic generation system is built the most on a large scale, but photovoltaic generation cost can be in any more always, restricts its development.Light condensing technology is to utilize cheap mirror portion to replace battery, thus reduces the cost of photovoltaic generation.
Concentration photovoltaic system is to utilize inexpensive condenser lens part to replace high battery, thus reduces photovoltaic generating system cost.The photoelectric transformation efficiency of business-like photovoltaic cell is generally 5%～20%, and in other words, the solar energy of nearly 80% does not obtain Appropriate application, is converted into heat energy, causes the temperature of battery to raise, and battery temperature often raises 1 degree, and efficiency about declines 0.5%.Under the conditions of optically focused, the intensity of solar radiation of battery surface is the several times under the conditions of non-concentrating, decades of times, even hundreds times, and the temperature of battery steeply rises, so, in concentration photovoltaic system, the chiller of battery it is critical that.
From the seventies in last century, the appearance of photovoltaic and photothermal integral, reduce the temperature of battery simultaneously, be also effectively increased the comprehensive utilization ratio of solar energy.So-called photovoltaic and photothermal integral system is a kind of solar thermal collector integrating solar energy power generating and heat utilization, is called for short PVT (Photovoltaic/Thermal Collector).Shining upon and produce electric energy on the surface of heat collector, heat energy obtains from the cooling system of battery.
Concentrating photovoltaic photo-thermal integral system, being called for short c-PVT (Concentrator-type Photovoltaic/Thermal Collector) is the system integrating PVT with beam condensing unit, beam condensing unit can improve the intensity of solar radiation of battery surface, increases PVT electromotive power output and thermal power
At present, there is concentrating photovoltaic photo-thermal integrated apparatus to be designed, but these schemes have all had some limitations.System is utilized as Chinese patent CN102570910A discloses a kind of concentrating photovoltaic photo-thermal solar energy composite, including optically focused module, follow the tracks of support, heat exchanger unit, tracing control part, solar energy composite can be realized utilize, but the light focusing unit of this system is by light focusing unit, a secondary condensation unit, and a light focusing unit uses complicated curved mirror, its manufacturing process is complicated, life-time service, it is easily deformed, produces the biggest error.Chinese patent CN201120070039.2 discloses high concentration solar photovoltaic/photo, mainly it is made up of concentrating solar battery and semi-conductor thermo-electric generation module, effectively the waste heat of concentrating solar battery is converted to electric energy, but at present semiconductor temperature difference battery conversion efficiency, expensive, is difficult to large-scale application..
Summary of the invention
Technical problem: it is an object of the invention to overcome the defect of above-mentioned existing relevant Photospot solar device, it is provided that a kind of overall efficiency being capable of improving concentrating generating system, and it is effectively reduced the matrix type concentrating photovoltaic photo-thermal integrated apparatus of cost.
Technical scheme: adopt as solving above-mentioned technical problem, it is provided that a kind of matrix type concentrating photovoltaic photo-thermal integrated apparatus, this device includes
Described heat pipe-type acceptor device, heat pipe-type receptor is mainly made up of photovoltaic cell, heat pipe, header and auxiliary material, photovoltaic cell converts the solar into electric energy, the heat energy of battery is transferred in working medium by heat pipe, working medium transfers thermal energy to cool down in water at the condensation segment of heat pipe, being transferred to quickly and efficiently by heat pipe in photovoltaic cell is cooled down in water；
Described heat pipe, its evaporator section uses heat-conducting glue to be bonded on photovoltaic cell backplane, and the spacing between heat pipe is 50mm, and condensation segment is arranged in header, and carries out encapsulation process；Cooling water enters from the left side of header, and right side goes out.
Light focusing unit device, sunray is reflexed on heat pipe-type acceptor device, light focusing unit is made up of 24 facial plane mirrors, installs according to the setting angle shown in table 1 and Fig. 5 and installation method, and the angle of plane mirror can have adjustment bolt and adjusting nut to be adjusted.
The setting angle of table 1 reflecting mirror
Described heat pipe-type acceptor device is arranged on the focal point of light focusing unit unit.
Solar energy tracking device, is to be made up of common two-dimension tracing apparatus, after light focusing unit installation and debugging, is installed on solar energy tracking device, the solar energy tracking of completion system；
A kind of matrix type concentrating photovoltaic photo-thermal integrated apparatus of the present invention, times optically focused in utilizing cheap plane mirror to realize, utilize hot pipe technique simultaneously, on the one hand the temperature of concentrator cell is reduced, on the other hand achieve the utilization of waste heat, improve the overall efficiency of system, more efficiently utilize solar energy.
The technology that the present invention is not particularly limited is prior art.
Beneficial effect:
1) this device is based on plane mirror principle of reflection, it is achieved that the condenser system of times optically focused in solar energy.
2) this device have employed transmitting minute surface and is slightly larger than receptor, and tracking accuracy requires low, is effectively reduced solar two-dimension and follows the tracks of cost.
3) this device utilizes hot pipe technique, more efficiently the waste heat of recovery system.
4) this device utilizes hot pipe technique, efficiently solves antifreeze, the Anticorrosion Problems of cooling system.
5) this apparatus structure is simple, it is easy to making, the problem efficiently solving Photospot solar high cost, popularization and application potentiality are big.
Accompanying drawing explanation
Fig. 1 is matrix type concentrating photovoltaic photo-thermal integrated apparatus perspective view；
Wherein: 1 be heat pipe-type receptor, 2 be condenser lens
Fig. 2 is condenser lens site plan；
Fig. 3 is condenser lens angle and geometry of position position view；
Fig. 4 is condenser lens setting angle and position view；
Wherein: 2-1 be condenser lens, 2-2 be chain extension bar, 2-3 be substrate, 2-4 be adjust bolt, 2-5 is adjusting nut.
Fig. 5 is the side view of heat pipe-type receptor；
Wherein: 1-1 be header, 1-2 be photovoltaic cell, 1-3 be backboard, 1-4 be heat pipe, 1-5 be insulating sponge.
Fig. 6 is the front view of heat pipe-type receptor.
Detailed description of the invention
Seeing Fig. 1, a kind of matrix type concentrating photovoltaic photo-thermal integrated apparatus, this device includes heat pipe-type acceptor device (1), light focusing unit (2)；
Described heat pipe-type acceptor device (1), heat pipe-type acceptor device (1) is mainly made up of header (1-1), photovoltaic cell (1-2), heat pipe (1-4), insulating sponge (1-5) and auxiliary material, photovoltaic cell (1-2) converts the solar into electric energy, the evaporator section of heat pipe (1-4) uses heat conductive insulating to be adhesive on the backboard (1-3) of photovoltaic cell (1-2), it is internal that the condensation segment of heat pipe (1-4) is arranged on header (1-1), and carrying out encapsulation process, header (1-1) is passed through cooling water.Solar energy is after light focusing unit device (2), by in Salar light-gathering to heat pipe-type acceptor device (1), part solar energy is converted to electric energy by photovoltaic cell (1-2), it is partially converted into heat energy, heat energy reaches the evaporator section of heat pipe (1-4) by battery back-sheet (1-3), after the evaporator section of heat pipe (1-4) is heated, internal working medium evaporates, heat is reached the condensation segment of heat pipe (1-4), the condensation segment reaching heat pipe (1-4) is arranged in header (1-1), pass in header (1-1) cool down water, heat is taken away, obtain the hot water according to uniform temperature.
The overall dimensions of described photovoltaic cell (1-2) is: 300mm*300mm, effective battery size: 270mm*270mm, the aluminium sheet that thickness is 2mm of backboard (1-3).
A diameter of φ 10mm of described heat pipe (1-4), total length is 350mm, and evaporator section is a length of: 270mm also flattens, increase the contact area of heat pipe (1-4) and backboard (1-3), reduce heat waste, 5 altogether, each between spacing be 50mm.
Described header (1-1) a diameter of φ 40mm, thickness is the pvc pipe of 2mm, and two uses encapsulation process, and is installed into outlet connection, a length of 500mm of header (1-1).
Described light focusing unit device (2), it is made up of condenser lens (2-1), chain extension bar (2-2), substrate (2-3), adjustment bolt (2-4), adjusting nut (2-5), chain extension bar (2-2) uses resistance to middle temperature solid gum to be bonded at condenser lens (2-1) back side, the other end of chain extension bar (2-2) links with adjusting bolt (2-4), whole bolt (2-4) other end is arranged on substrate (2-3), uses adjusting nut (2-5) to regulate the height of whole bolt (2-4).The angle of condenser lens (2-1) and position calculating method such as Fig. 3, o0For the center of heat collector, O is the center of matrix type condenser, corresponding to the coordinate axes center of Fig. 2, o0For condenser lens Mi , jCenter, βi , jFor solar incident ray angle, αi , jCenter o for heat collector0With condenser lens Mi , jCenter oi , jAngle.By the geometrical relationship shown in Fig. 6, condenser lens M can be calculatedi , jInstallation site and angle.
Described heat pipe-type acceptor device (1) uses metal rack to be arranged on the focal point of light focusing unit (2), and the position of focus is being positioned at the center with substrate, highly h=1400mm.
Described light focusing unit device (2) needs to be arranged on two-dimension tracing apparatus, it is achieved solar energy tracking.
As shown in Figure 2,24 reflecting mirrors pile distribution by X-axis and Y-axis, here, by optical reflection principle, enter the setting angle calculating the first each reflecting mirror of phenomenon, as shown in table 1 institute.
This patent can also have other embodiment, the technical scheme that all any trickle amendments of being used according to the technical spirit of this patent, equivalent transformation, replacement are formed, all fall within this patent claimed within the scope of.
Claims (3)
1. a matrix type concentrating photovoltaic photo-thermal integrated apparatus, this device includes heat pipe-type acceptor device (1), gathers
Light unit (2) and solar energy tracking device, it is characterised in that:
Described heat pipe-type acceptor device (1), heat pipe-type acceptor device (1) is main by header (1-1), photovoltaic electric
Pond (1-2), heat pipe (1-4), insulating sponge (1-5) and auxiliary material are constituted, and photovoltaic cell (1-2) is by solar energy
Being converted to electric energy, the evaporator section of heat pipe (1-4) uses heat conductive insulating to be adhesive in the backboard (1-3) of photovoltaic cell (1-2)
On, it is internal that the condensation segment of heat pipe (1-4) is arranged on header (1-1), and carries out encapsulation process, and header (1-1) is passed through
Cooling water；
Described heat pipe (1-4) amount to 5, each between spacing be 50mm；
Described light focusing unit device (2), by condenser lens (2-1), chain extension bar (2-2), substrate (2-3), adjusts bolt
(2-4), adjusting nut (2-5) constitute, chain extension bar (2-2) uses resistance to middle temperature solid gum to be bonded at condenser lens (2-1)
The back side, the other end of chain extension bar (2-2) links with adjusting bolt (2-4), and whole bolt (2-4) other end is arranged on
On substrate (2-3), adjusting nut (2-5) is used to regulate the height of whole bolt (2-4).
A kind of matrix type concentrating photovoltaic photo-thermal integrated apparatus the most according to claim 1, it is characterised in that:
Condenser lens (2-1) is to be installed 4 chain extension bars (2-2), 4 adjustment bolt (2-4) and 4 adjustment by the back side
Nut (2-5) regulates the angles and positions of condenser lens (2-1) jointly, and 24 condenser lenss all pass through 4 links
Bar (2-2), 4 adjustment bolt (2-4) and 4 adjusting nuts (2-5) are fixedly mounted on substrate (2-3).
A kind of matrix type concentrating photovoltaic photo-thermal integrated apparatus the most according to claim 1, it is characterised in that:
Described heat pipe-type acceptor device (1) uses metal rack to be arranged on the focal point of light focusing unit (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410664450.0A CN105895725A (en) | 2014-11-18 | 2014-11-18 | Matrix type concentrating photovoltaic-thermal integration apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410664450.0A CN105895725A (en) | 2014-11-18 | 2014-11-18 | Matrix type concentrating photovoltaic-thermal integration apparatus |
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| Publication Number | Publication Date |
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| CN105895725A true CN105895725A (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410664450.0A Pending CN105895725A (en) | 2014-11-18 | 2014-11-18 | Matrix type concentrating photovoltaic-thermal integration apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107461941A (en) * | 2017-07-25 | 2017-12-12 | 中国科学院电工研究所 | A kind of solar furnace secondary condenser unit reflective mirror |
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|---|---|---|---|---|
| CN101017859A (en) * | 2007-03-05 | 2007-08-15 | 云南师范大学 | Slot light collection solar thermal power united supply compound system |
| CN102957345A (en) * | 2012-11-12 | 2013-03-06 | 中国科学技术大学 | High-concentration photovoltaic power generation heat supply system |
| CN103196240A (en) * | 2013-04-09 | 2013-07-10 | 何斌 | Plate type solar light condensation system with invariable focal point elevation angle |
| CN103307774A (en) * | 2013-05-30 | 2013-09-18 | 湘电集团有限公司 | Disc type parabolic mirror device and small mirror plane casing device thereof |
| CN204257677U (en) * | 2014-11-18 | 2015-04-08 | 南京帕偌特太阳能有限公司 | A kind of matrix type concentrating photovoltaic photo-thermal integrated apparatus |
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2014
- 2014-11-18 CN CN201410664450.0A patent/CN105895725A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101017859A (en) * | 2007-03-05 | 2007-08-15 | 云南师范大学 | Slot light collection solar thermal power united supply compound system |
| CN102957345A (en) * | 2012-11-12 | 2013-03-06 | 中国科学技术大学 | High-concentration photovoltaic power generation heat supply system |
| CN103196240A (en) * | 2013-04-09 | 2013-07-10 | 何斌 | Plate type solar light condensation system with invariable focal point elevation angle |
| CN103307774A (en) * | 2013-05-30 | 2013-09-18 | 湘电集团有限公司 | Disc type parabolic mirror device and small mirror plane casing device thereof |
| CN204257677U (en) * | 2014-11-18 | 2015-04-08 | 南京帕偌特太阳能有限公司 | A kind of matrix type concentrating photovoltaic photo-thermal integrated apparatus |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107461941A (en) * | 2017-07-25 | 2017-12-12 | 中国科学院电工研究所 | A kind of solar furnace secondary condenser unit reflective mirror |
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Application publication date: 20160824 |