CN101598462A - A kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube - Google Patents
A kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube Download PDFInfo
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- CN101598462A CN101598462A CNA2008103020247A CN200810302024A CN101598462A CN 101598462 A CN101598462 A CN 101598462A CN A2008103020247 A CNA2008103020247 A CN A2008103020247A CN 200810302024 A CN200810302024 A CN 200810302024A CN 101598462 A CN101598462 A CN 101598462A
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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
- Y02E10/44—Heat exchange systems
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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
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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
- Y02E10/60—Thermal-PV hybrids
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Abstract
The necking reducer all-glass evacuated photovoltaic heat tube collector tube comprises cover glass pipe, semi-circle plane heat collecting glass tube evaporator section, getter support fixation bullet card, exhaust nozzle, condensation segment.The parent tube of the semi-circle plane heat collecting glass tube of necking reducer all-glass evacuated photovoltaic heat tube collector tube is a glass semicircle pipe, glass semicircle pipe two ends tube head is processed into the glass round tube head, make the glass semicircle pipe of ground sealing two ends, on its outer wall surface, compound heat absorption rete.Burning that cover glass Guan Yiduan tube head is flush mouth, the other end seals, cover glass pipe box dress semi-circle plane heat collection glass pipe, annular undergauge glass welding sealing by fusing, making reducing of the cover glass mouth of pipe and semi-circle plane heat collection glass pipe mouth sealing by fusing is one, forms single-glass sealing pipe, after internally the outer glass pipe interlayer vacuumizes, the glass sealing exhaust nozzle, the evaporation getter is made the necking reducer all-glass evacuated photovoltaic heat tube collector tube.This pipe heat absorption efficiency height, long service life can be utilized scattered light.
Description
Technical field
The present invention relates to a kind of solar collector pipe, especially a kind of efficient necking reducer all-glass evacuated photovoltaic heat tube collector tube belongs to the Application of Solar Energy field.
Background technology
At present, known all-glass evacuated solar collector tube is a circle thermal-collecting tube structure in the cylindrical vestlet suit, and this structure heat radiation heat radiation is serious, and heat-insulating property is poor, and has stopped being shining into of scattered light.
In order to address the above problem, invented a kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube, the present invention is the heat absorption efficiency height not only, good heat insulating, but also can reduce heat radiation, utilize scattered light.
The technical solution adopted for the present invention to solve the technical problems is: a kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube, comprise photovoltaic cell component, cover glass pipe, support bullet card, electric lead, photovoltaic cell glass sealing electrode, getter, exhaust nozzle, interior generating evaporator section glass tube, condensation segment glass tube, phase-change heat transfer medium, phase-change heat transfer medium filling nozzle.The parent tube of the interior generating evaporator section glass tube of necking reducer all-glass evacuated photovoltaic heat tube collector tube is a glass semicircle pipe, and the glass round tube head that is processed into sufficient length is moulded in the heating of glass semicircle Guan Yiduan tube head, to glass round tube flush, a burning mouth; The glass round tube head is moulded the glass round tube head that is processed into glass semicircle pipe concentric; Or mould and be processed into the glass round tube head tangent with glass semicircle tube wall, wherein, on the tangent glass round tube head of glass semicircle tube wall, ring glass is welded with and semicircle pipe concentric, with the isodiametric transitional glass tube head of cover glass pipe, glass semicircle Guan Yiduan tube head is transferred circle, flush, burn mouth, the clinkering of glass semicircle pipe other end tube head glass is sealed and is made ground glass semicircle pipe, or glass semicircle pipe other end tube head, heating is earlier moulded processing and is expanded to become and glass semicircle pipe concentric, glass round tube head with diameter, the glass round tube head is sealed in the glass clinkering, installation and the identical heat conducting film of glass inner tube wall in the ground glass semicircle pipe will be processed into, on the plane outer wall surface of glass semicircle pipe, demifacet or the compound connection of one side longitudinally is composed in series the ground photovoltaic cell component by photovoltaic cell, generating evaporator section glass tube in being processed into, on the photovoltaic cell component, be provided with the electrode that is connected with photovoltaic cell component, burning that cover glass Guan Yiduan tube head is flush mouth, the clinkering of cover glass pipe other end tube head glass is sealed, on the glass tube head that seals, glass welding exhaust nozzle tail pipe, the glass welding has the photovoltaic cell glass sealing electrode of elasticity electric lead, the support bullet card that has getter is installed in the cover glass pipe, glass semicircle pipe box with compound connection photovoltaic cell component is contained in the cover glass pipe then, the electrode that photovoltaic cell component connects is plug-in with the photovoltaic cell glass sealing electrode that has the elasticity electric lead, the cover glass mouth of pipe and interior generating evaporator section glass tube walls ring glass welding sealing by fusing form the condensation segment glass tube that glass welding sealing by fusing ring has sufficient length outward; Or the cover glass mouth of pipe, with the mouth of pipe of the transitional glass tube head of interior power generation and heat collection glass mouth of pipe upper glass welding, ring glass welding sealing by fusing; After the outer glass pipe interlayer vacuumizes in the necking reducer all-glass evacuated photovoltaic heat tube collector tube, the glass sealing exhaust nozzle, in the time of the evaporation getter, the plug-in photovoltaic cell component of melting welding connects electrode and has the photovoltaic cell glass sealing electrode of elasticity electric lead, melting welding connects phase-change heat transfer medium filling nozzle on the condensation segment glass tube, behind the filled phase-change heat transfer medium of phase-change heat transfer medium filling nozzle, the glass tube that sealing phase-change heat transfer medium filling nozzle is made in the outer glass enclosure tube is the evaporator section glass tube, and the outer glass tube of outer glass enclosure tube is the necking reducer all-glass evacuated photovoltaic heat tube collector tube of condensation segment glass tube.
A kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube according to claim 1, it is characterized in that: heat conducting film is first heating, drying, can form the flowing material of firm carburization zone after the back destructive distillation, inject in the interior generating evaporator section glass tube, the rotation heating, drying, the film of tube wall is close in formation, after the firm carbonization rete that destructive distillation is made.
A kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube according to claim 1, it is characterized in that: the glass semicircle pipe glass clinkering of interior heat collecting glass tube is sealed on the glass tube end socket of formation, flush symmetry connection is compounded with the clinkering of semicircle pipe glass and seals the short glass tube end socket of assisting of formation, makes glass semicircle channel closure one end become the pipe head.
A kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube according to claim 1, it is characterized in that: the glass semicircle pipe of interior heat collecting glass tube, burn mouth, the end socket surface of the glass round tube head that the clinkering of other end glass is sealed, concentric glass head seal annular solder with an end; Or glass semicircle tube head heating moulds processing and expand to become and glass semicircle pipe concentric, isodiametric glass round tube head, and is flush, burn mouthful; With glass semicircle pipe concentric, equal diameter, an end glass tube clinkering is sealed, and the other end burns glass round tube sealing-in mouth one end of mouth, and the interior generating evaporator section glass tube that tail end has one section blank pipe head is made in the glass ring-shaped welding.
A kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube according to claim 1 is characterized in that: the inner surface of glass semicircle pipe plane tube wall is the cambered surface of projection.
A kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube according to claim 1, it is characterized in that: a wherein end end socket of necking reducer all-glass evacuated photovoltaic heat tube collector tube two end sockets is provided with pressure limiting glass end socket, pressure limiting glass end socket or be the plane; The condensation segment glass tube of necking reducer all-glass evacuated photovoltaic heat tube collector tube is made up of a condensation cavity at least, forms big cryosurface; Necking reducer all-glass evacuated photovoltaic heat tube collector tube condensation segment or be at least two concentric suits of tube chamber, termination are welded to each other that to form the cross section be the closed cavity of concentric ring; Necking reducer all-glass evacuated photovoltaic heat tube collector tube condensation segment or be the tube chamber welded and installed of at least two one ends sealing on a tube chamber, form with one and manage at least two condenser pipe cavitys that are connected; Necking reducer all-glass evacuated photovoltaic heat tube collector tube condensation segment or be at least one inverted U-shaped tube chamber welded and installed on same tube chamber, form with one and manage at least two condenser pipe cavitys that are connected; Necking reducer all-glass evacuated photovoltaic heat tube collector tube condensation segment or comprise two petal chambeies at least for the cross section is connected along degree of slipping over a tube chamber, forms the cross section and comprises two petal chambeies at least and manage a plurality of condenser pipe cavitys that are connected with one.
A kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube according to claim 1 is characterized in that: the cover glass pipe of necking reducer all-glass evacuated photovoltaic heat tube collector tube or for ultrawhite low-reflection glass pipe; The interior heat collection glass tube-surface of necking reducer all-glass evacuated photovoltaic heat tube collector tube or process chemical attack emulsification treatment.
A kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube according to claim 1, it is characterized in that: on the inside and outside surface of cover glass pipe of necking reducer all-glass evacuated photovoltaic heat tube collector tube, vertically be compounded with less than, equal the reflective mirror of cover glass pipe one semicanal face.
A kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube according to claim 1, it is characterized in that: on the tube wall of necking reducer all-glass evacuated photovoltaic heat tube collector tube cover glass pipe, or being provided with Fei Nieer lens, convex lens, Fei Nieer lens, convex lens vertically are located at Fei Nieer lens, the convex lens glass tube walls of the vertical layout on the both sides cover glass pipe circular arc tube wall between cover glass pipe diameter and the parallel chords.
The condensation segment glass tube of necking reducer all-glass evacuated photovoltaic heat tube collector tube is connected transition position or is provided with the throttling heat exchanger with the evaporator section glass tube, its shape of throttling heat exchanger or be condensation segment one side pipe head sealing, glass tube or identical shaped earthenware or identical shaped metal tube that the evaporator section tube head opens wide; On the inner glass wall of necking reducer all-glass evacuated photovoltaic heat tube collector tube condensation segment or be provided with conductive film layer, conductive film layer is electrically connected with the glass sealing electrode, the glass sealing electrode is connected with the negative electricity of dc source, and the positive pole of dc source is electrically connected with the earth; On the termination of necking reducer all-glass evacuated photovoltaic heat tube collector tube condensation segment glass tube or be provided with sucker.
The invention has the beneficial effects as follows: the heat absorption efficiency height, long service life can reduce heat radiation, can utilize scattered light, and production cost is low.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples:
Fig. 1,2 forms first embodiment of the invention;
Fig. 1 is the unitary side cutaway view of first embodiment of a kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube of the present invention;
Fig. 2 is the sectional elevation of Fig. 1.
Fig. 3,4 forms second embodiment of the invention;
Fig. 3 is the unitary side cutaway view of second embodiment of a kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube of the present invention;
Fig. 4 is the sectional elevation of Fig. 3;
Fig. 5,6 forms third embodiment of the invention;
Fig. 5 is the unitary side cutaway view of the 3rd embodiment of a kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube of the present invention;
Fig. 6 is the sectional elevation of Fig. 5.
Fig. 7,8 forms four embodiment of the invention;
Fig. 7 is the unitary side cutaway view of the 3rd embodiment of a kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube of the present invention;
Fig. 8 is the sectional elevation of Fig. 7.
Among the figure: 1 half dollar plane heat collecting glass tube, 2 cover glass pipes, 3 half dollar flat glass pipes, 4 vacuum heat-preserving interlayers, 5 half dollar flat glass channel closures, 6 getters, 7 exhaust nozzles, 8 support bullet card, 9 bonding agents, 10 heat pipe liquid injecting mouths, 11 heat accumulation pipe release end of heat, 12 liquid heat-transfer mediums, 13 photovoltaic cells, 14 glass sealing electrodes, 15 low tail consumption tube heads, 16 mirror surfaces, 17 Fresnel Lenses, 18 convex lens.
The specific embodiment
As shown in Figure 1 and Figure 2: a kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube is made up of half dollar plane heat collecting glass tube 1, cover glass pipe 2, half dollar flat glass pipe 3, photovoltaic cell 13, exhaust nozzle 7 and getter 6.One side of half dollar flat glass pipe 3 outer wall surface is compounded with photovoltaic cell 13, and half dollar plane heat collecting glass tube 1 with half dollar flat glass pipe 3 concentrics is made by the necking reducer sealing by fusing in the termination of half dollar flat glass pipe 3 and cover glass pipe 2.Interlayer by exhaust nozzle 7 external cover glass tubes 2 and half dollar flat glass pipe 3 vacuumizes formation vacuum heat-preserving interlayer 4, and getter 6 is installed in vacuum heat-preserving interlayer 4.
Shown in Fig. 3,4: heat pipe condensation end 11 is a bushing type, and the circular arc of half dollar flat glass pipe is connected and composed by a plurality of little arc sections, half dollar flat glass pipe 3 pipe heads and half dollar flat glass pipe concentric, and other is equal to Fig. 1, Fig. 2.
Shown in Fig. 5,6: be compounded with mirror surface 16 on the outer tube wall of cover glass pipe 2, on the tube wall of cover glass pipe 2, be provided with a pair of Fresnel Lenses 17, other is equal to Fig. 1, Fig. 2.
Shown in Fig. 7,8: on the tube wall of cover glass pipe 2, be provided with a pair of convex lens 18, be compounded with mirror surface 16 on the outer tube wall of cover glass pipe 2, one side of half dollar flat glass pipe 3 outer wall surface is compounded with photovoltaic cell 13, opposite side is compounded with mirror surface 16, half dollar flat glass pipe 3 pipe heads and half dollar flat glass pipe concentric, other is equal to Fig. 1, Fig. 2.
Claims (10)
1. necking reducer all-glass evacuated photovoltaic heat tube collector tube, comprise photovoltaic cell component, the cover glass pipe, support the bullet card, electric lead, photovoltaic cell glass sealing electrode, getter, exhaust nozzle, interior generating evaporator section glass tube, the condensation segment glass tube, the phase-change heat transfer medium, phase-change heat transfer medium filling nozzle, it is characterized in that: the parent tube of the interior generating evaporator section glass tube of necking reducer all-glass evacuated photovoltaic heat tube collector tube is a glass semicircle pipe, the glass round tube head that is processed into sufficient length is moulded in glass semicircle Guan Yiduan tube head heating, and is flush to glass round tube, burn mouth; The glass round tube head is moulded the glass round tube head that is processed into glass semicircle pipe concentric; Or mould and be processed into the glass round tube head tangent with glass semicircle tube wall, wherein, on the tangent glass round tube head of glass semicircle tube wall, ring glass is welded with and semicircle pipe concentric, with the isodiametric transitional glass tube head of cover glass pipe, glass semicircle Guan Yiduan tube head is transferred circle, flush, burn mouth, the clinkering of glass semicircle pipe other end tube head glass is sealed and is made ground glass semicircle pipe, or glass semicircle pipe other end tube head, heating is earlier moulded processing and is expanded to become and glass semicircle pipe concentric, glass round tube head with diameter, the glass round tube head is sealed in the glass clinkering, installation and the identical heat conducting film of glass inner tube wall in the ground glass semicircle pipe will be processed into, on the plane outer wall surface of glass semicircle pipe, demifacet or the compound connection of one side longitudinally is composed in series the ground photovoltaic cell component by photovoltaic cell, generating evaporator section glass tube in being processed into, on the photovoltaic cell component, be provided with the electrode that is connected with photovoltaic cell component, burning that cover glass Guan Yiduan tube head is flush mouth, the clinkering of cover glass pipe other end tube head glass is sealed, on the glass tube head that seals, glass welding exhaust nozzle tail pipe, the glass welding has the photovoltaic cell glass sealing electrode of elasticity electric lead, the support bullet card that has getter is installed in the cover glass pipe, glass semicircle pipe box with compound connection photovoltaic cell component is contained in the cover glass pipe then, the electrode that photovoltaic cell component connects is plug-in with the photovoltaic cell glass sealing electrode that has the elasticity electric lead, the cover glass mouth of pipe and interior generating evaporator section glass tube walls ring glass welding sealing by fusing form the condensation segment glass tube that glass welding sealing by fusing ring has sufficient length outward; Or the cover glass mouth of pipe, with the mouth of pipe of the transitional glass tube head of interior power generation and heat collection glass mouth of pipe upper glass welding, ring glass welding sealing by fusing; After the outer glass pipe interlayer vacuumizes in the necking reducer all-glass evacuated photovoltaic heat tube collector tube, the glass sealing exhaust nozzle, in the time of the evaporation getter, the plug-in photovoltaic cell component of melting welding connects electrode and has the photovoltaic cell glass sealing electrode of elasticity electric lead, melting welding connects phase-change heat transfer medium filling nozzle on the condensation segment glass tube, behind the filled phase-change heat transfer medium of phase-change heat transfer medium filling nozzle, the glass tube that sealing phase-change heat transfer medium filling nozzle is made in the outer glass enclosure tube is the evaporator section glass tube, and the outer glass tube of outer glass enclosure tube is the necking reducer all-glass evacuated photovoltaic heat tube collector tube of condensation segment glass tube.
2. a kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube according to claim 1, it is characterized in that: heat conducting film is first heating, drying, can form the flowing material of firm carburization zone after the back destructive distillation, inject in the interior generating evaporator section glass tube, the rotation heating, drying, the film of tube wall is close in formation, after the firm carbonization rete that destructive distillation is made.
3. a kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube according to claim 1, it is characterized in that: the glass semicircle pipe glass clinkering of interior heat collecting glass tube is sealed on the glass tube end socket of formation, flush symmetry connection is compounded with the clinkering of semicircle pipe glass and seals the short glass tube end socket of assisting of formation, makes glass semicircle channel closure one end become the pipe head.
4. a kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube according to claim 1, it is characterized in that: the glass semicircle pipe of interior heat collecting glass tube, burn mouth, the end socket surface of the glass round tube head that the clinkering of other end glass is sealed, concentric glass head seal annular solder with an end; Or glass semicircle tube head heating moulds processing and expand to become and glass semicircle pipe concentric, isodiametric glass round tube head, and is flush, burn mouthful; With glass semicircle pipe concentric, equal diameter, an end glass tube clinkering is sealed, and the other end burns glass round tube sealing-in mouth one end of mouth, and the interior generating evaporator section glass tube that tail end has one section blank pipe head is made in the glass ring-shaped welding.
5. a kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube according to claim 1 is characterized in that: the inner surface of glass semicircle pipe plane tube wall is the cambered surface of projection.
6. a kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube according to claim 1, it is characterized in that: a wherein end end socket of necking reducer all-glass evacuated photovoltaic heat tube collector tube two end sockets is provided with pressure limiting glass end socket, pressure limiting glass end socket or be the plane; The condensation segment glass tube of necking reducer all-glass evacuated photovoltaic heat tube collector tube is made up of a condensation cavity at least, forms big cryosurface; Necking reducer all-glass evacuated photovoltaic heat tube collector tube condensation segment or be at least two concentric suits of tube chamber, termination are welded to each other that to form the cross section be the closed cavity of concentric ring; Necking reducer all-glass evacuated photovoltaic heat tube collector tube condensation segment or be the tube chamber welded and installed of at least two one ends sealing on a tube chamber, form with one and manage at least two condenser pipe cavitys that are connected; Necking reducer all-glass evacuated photovoltaic heat tube collector tube condensation segment or be at least one inverted U-shaped tube chamber welded and installed on same tube chamber, form with one and manage at least two condenser pipe cavitys that are connected; Necking reducer all-glass evacuated photovoltaic heat tube collector tube condensation segment or comprise two petal chambeies at least for the cross section is connected along degree of slipping over a tube chamber, forms the cross section and comprises two petal chambeies at least and manage a plurality of condenser pipe cavitys that are connected with one.
7. a kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube according to claim 1 is characterized in that: the cover glass pipe of necking reducer all-glass evacuated photovoltaic heat tube collector tube or for ultrawhite low-reflection glass pipe; The interior heat collection glass tube-surface of necking reducer all-glass evacuated photovoltaic heat tube collector tube or process chemical attack emulsification treatment.
8. a kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube according to claim 1, it is characterized in that: on the inside and outside surface of cover glass pipe of necking reducer all-glass evacuated photovoltaic heat tube collector tube, vertically be compounded with less than, equal the reflective mirror of cover glass pipe one semicanal face.
9. a kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube according to claim 1, it is characterized in that: on the tube wall of necking reducer all-glass evacuated photovoltaic heat tube collector tube cover glass pipe, or being provided with Fei Nieer lens, convex lens, Fei Nieer lens, convex lens vertically are located at Fei Nieer lens, the convex lens glass tube walls of the vertical layout on the both sides cover glass pipe circular arc tube wall between cover glass pipe diameter and the parallel chords.
10. a kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube according to claim 1, it is characterized in that: the condensation segment glass tube of necking reducer all-glass evacuated photovoltaic heat tube collector tube is connected transition position or is provided with the throttling heat exchanger with the evaporator section glass tube, its shape of throttling heat exchanger or be condensation segment one side pipe head sealing, glass tube or identical shaped earthenware or identical shaped metal tube that the evaporator section tube head opens wide; On the inner glass wall of necking reducer all-glass evacuated photovoltaic heat tube collector tube condensation segment or be provided with conductive film layer, conductive film layer is electrically connected with the glass sealing electrode, the glass sealing electrode is connected with the negative electricity of dc source, and the positive pole of dc source is electrically connected with the earth; On the termination of necking reducer all-glass evacuated photovoltaic heat tube collector tube condensation segment glass tube or be provided with sucker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008103020247A CN101598462A (en) | 2008-06-04 | 2008-06-04 | A kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008103020247A CN101598462A (en) | 2008-06-04 | 2008-06-04 | A kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube |
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| CN101598462A true CN101598462A (en) | 2009-12-09 |
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| CNA2008103020247A Pending CN101598462A (en) | 2008-06-04 | 2008-06-04 | A kind of necking reducer all-glass evacuated photovoltaic heat tube collector tube |
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| CN (1) | CN101598462A (en) |
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- 2008-06-04 CN CNA2008103020247A patent/CN101598462A/en active Pending
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Application publication date: 20091209 |