CN204303529U - Photovoltaic power generation transformer loop construction - Google Patents
Photovoltaic power generation transformer loop construction Download PDFInfo
- Publication number
- CN204303529U CN204303529U CN201420869827.1U CN201420869827U CN204303529U CN 204303529 U CN204303529 U CN 204303529U CN 201420869827 U CN201420869827 U CN 201420869827U CN 204303529 U CN204303529 U CN 204303529U
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- CN
- China
- Prior art keywords
- coil
- hypomere
- power generation
- photovoltaic power
- epimere
- Prior art date
- Legal status (The legal status 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 status listed.)
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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
-
- 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
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/60—Superconducting electric elements or equipment; Power systems integrating superconducting elements or equipment
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- Coils Of Transformers For General Uses (AREA)
Abstract
The utility model discloses a kind of photovoltaic power generation transformer loop construction, comprise epimere coil and hypomere coil, the first cross-over block is provided with between described epimere coil and hypomere coil, the top of described epimere coil is provided with the second cross-over block, the below of described hypomere coil is provided with the 3rd cross-over block, and the inner side of described epimere coil and hypomere line segment is respectively equipped with some corrugated paper board layers.The utility model adopts standard oval segmented multi-level cylinder mode, inherit the shock-resistant advantage of common cylindrical layer winding, coil interlayer voltage is made again to reduce, thus reduce partial discharge quantity, increase the area of dissipation of coil, solve the problem that voltage between layers is too high and heat radiation is bad that coil in the past exists.
Description
Technical field
The utility model relates to a kind of transformer coil structure, particularly a kind of photovoltaic power generation transformer loop construction.
Background technology
The manufacturing cost of existing photovoltaic power generation transformer coil is higher, the cylinder mode that general employing is common, although this structure has impact-resistant advantage, but also there is the defects such as the too high and poor heat radiation of voltage between layers, therefore, how making photovoltaic power generation transformer coil shock-resistantly can reduce again voltage between layers and having good heat-sinking capability is that those skilled in the art are devoted to one of technical problem solved always.
Summary of the invention
The purpose of this utility model, provides the relatively low and photovoltaic power generation transformer loop construction that area of dissipation is larger of a kind of voltage between layers exactly in order to solve the problem.
The purpose of this utility model is achieved in that
A kind of photovoltaic power generation transformer loop construction of the present utility model, comprise epimere coil and hypomere coil, the first cross-over block is provided with between described epimere coil and hypomere coil, the top of described epimere coil is provided with the second cross-over block, the below of described hypomere coil is provided with the 3rd cross-over block, and the inner side of described epimere coil and hypomere line segment is respectively equipped with some corrugated paper board layers.
Above-mentioned a kind of photovoltaic power generation transformer loop construction, wherein, described epimere coil comprises epimere coil body, the electric screen layer be located at inside this epimere coil body and between described corrugated paper board layer insulate, and the first electrostatic shielding end insulation be located at respectively above and below described epimere coil body, described epimere coil body is made up of some coil layer radially arranged.
Above-mentioned a kind of photovoltaic power generation transformer loop construction, wherein, described hypomere coil comprises hypomere coil body and is located at the second electrostatic shielding end insulation above and below this hypomere coil body respectively, and described hypomere coil body is made up of some coil layer radially arranged.
Above-mentioned a kind of photovoltaic power generation transformer loop construction, wherein, described coil layer is formed by wire or second-generation high-temperature superconductor coiling.
Above-mentioned a kind of photovoltaic power generation transformer loop construction, wherein, is equipped with a flat ply of board between described adjacent corrugated paper board layer.
Above-mentioned a kind of photovoltaic power generation transformer loop construction, wherein, the cross sectional shape of described epimere coil body and hypomere coil body is standard oval.
Above-mentioned a kind of photovoltaic power generation transformer loop construction, wherein, is provided with layer insulation between described adjacent coil layers.
The utility model adopts standard oval segmented multi-level cylinder mode, inherit the shock-resistant advantage of common cylindrical layer winding, coil interlayer voltage is made again to reduce, thus reduce partial discharge quantity, increase the area of dissipation of coil, solve the problem that voltage between layers is too high and heat radiation is bad that coil in the past exists.
Because the utility model coil is standard oval structure, correspondingly, the shape of cross section of iron core comprises intermediate rectangular, and the bilateral symmetry of intermediate rectangular is distributed with the rectangle that length and width reduce successively, makes the cross sectional shape ovalisation of iron core.Oval-shaped iron core can realize the object improving the alternate space of transformer and device body integral space utilization ratio, at the sectional area of oval-shaped iron core and the sectional area of circular iron core is identical and under phase spacing same case, the iron core column centre-to-centre spacing of this oval-shaped iron core will reduce, namely iron core yoke leaf length reduces, and iron circuit shortens.Therefore iron core weight also will reduce, and so just reach the object reducing iron core weight and reduction no-load loss when lamination material is determined constant with magnetic flux density, reduce the manufacturing cost of photovoltaic power generation transformer.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the cutaway view along A-A direction in Fig. 1.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Refer to Fig. 1, there is shown the utility model photovoltaic power generation transformer loop construction, comprise epimere coil 1 and hypomere coil 2, the first cross-over block 3 is provided with between epimere coil 1 and hypomere coil 2, the top of epimere coil 1 is provided with the second cross-over block 6, and the below of hypomere coil 2 is provided with the 3rd cross-over block 7.
Refer to Fig. 1 and Fig. 2, the inner side of epimere coil 1 and hypomere line segment 2 is respectively equipped with four-layer corrugated paper board 10, is equipped with a flat ply of board 11 between adjacent corrugated paper board layer 10;
Epimere coil 1 comprises epimere coil body, the electric screen layer be located at inside this epimere coil body and between corrugated paper board layer 10 insulate 8, and the first electrostatic shielding end insulation 91 be located at respectively above and below epimere coil body, epimere coil body is made up of the First Line ring layer 41 that three layers radially arrange, and is provided with the first layer insulation 51 between adjacent First Line ring layer 41.
Hypomere coil 2 comprises hypomere coil body and is located at the second electrostatic shielding end insulation 92 above and below this hypomere coil body respectively, hypomere coil body is made up of the second coil layer 42 that three layers radially arrange, and is provided with the second layer insulation 52 between adjacent second coil layer 42.
First Line ring layer 41 and the second coil layer 42 form by wire or second-generation high-temperature superconductor coiling.
The cross sectional shape of epimere coil body and hypomere coil body is standard oval.
First Line ring layer 41 and the second coil layer 42 adopt second-generation high-temperature superconductor coiling to form.At present, the high-temperature superconductive transformer of domestic and international demonstrating running generally adopts Bi2223/Ag superconductor, and this kind of first generation belt material of high temperature superconduct is owing to using noble silver as jacket, and material cost is higher, its expense accounts for the 70-80% of superconducting transformer cost, and raising cost performance is difficult to development.Second-generation high-temperature superconductor is that its base band does not adopt silver, greatly can reduce material cost at stainless steel base band Epitaxial growth YBaCuO superconducting thin film.In addition, because Bi series superconducting material is much higher than in the irreversible magnetic field of YBaCuO superconductor under 77K, the A.C.power loss under its 77K can far below first generation high temperature superconducting materia.The utility model adopts the second-generation high-temperature superconductor of a kind of new type high temperature superconducting tape-namely formed based on the high-temperature superconducting thin film on metal base band, is the practical superconductor that a kind of liquid nitrogen temperature supercurrent transmission density and irreversible magnetic field have clear superiority.
The utility model adopts standard oval segmented multi-level cylinder mode, and inherit the shock-resistant advantage of common cylindrical layer winding, meanwhile, coil divide into two sections coil, increases the area of dissipation of coil, solves the problem of heat radiation well.Epimere coil 1 and hypomere coil 2 all include multiple coil layer, and coil interlayer voltage reduces, thus reduce partial discharge quantity, also just solve the problem that the voltage between layers of coil existence is in the past too high.First cross-over block 3, second cross-over block 6, the 3rd cross-over block 7, first layer insulation 51 and the second layer insulation 52 all play the effect of insulation.
Above embodiment is only for illustration of the utility model, but not to restriction of the present utility model, person skilled in the relevant technique, when not departing from spirit and scope of the present utility model, various conversion or modification can also be made, therefore all equivalent technical schemes also should belong to category of the present utility model, should be limited by each claim.
Claims (7)
1. a photovoltaic power generation transformer loop construction, it is characterized in that, comprise epimere coil and hypomere coil, the first cross-over block is provided with between described epimere coil and hypomere coil, the top of described epimere coil is provided with the second cross-over block, the below of described hypomere coil is provided with the 3rd cross-over block, and the inner side of described epimere coil and hypomere line segment is respectively equipped with some corrugated paper board layers.
2. a kind of photovoltaic power generation transformer loop construction as claimed in claim 1, it is characterized in that, described epimere coil comprises epimere coil body, the electric screen layer be located at inside this epimere coil body and between described corrugated paper board layer insulate, and the first electrostatic shielding end insulation be located at respectively above and below described epimere coil body, described epimere coil body is made up of some coil layer radially arranged.
3. a kind of photovoltaic power generation transformer loop construction as claimed in claim 1, it is characterized in that, described hypomere coil comprises hypomere coil body and is located at the second electrostatic shielding end insulation above and below this hypomere coil body respectively, and described hypomere coil body is made up of some coil layer radially arranged.
4. a kind of photovoltaic power generation transformer loop construction as claimed in claim 2 or claim 3, is characterized in that, described coil layer is formed by wire or second-generation high-temperature superconductor coiling.
5. a kind of photovoltaic power generation transformer loop construction as claimed in claim 1, is characterized in that, is equipped with a flat ply of board between described adjacent corrugated paper board layer.
6. a kind of photovoltaic power generation transformer loop construction as claimed in claim 2 or claim 3, is characterized in that, the cross sectional shape of described epimere coil body and hypomere coil body is standard oval.
7. a kind of photovoltaic power generation transformer loop construction as claimed in claim 2 or claim 3, is characterized in that, be provided with layer insulation between described adjacent coil layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420869827.1U CN204303529U (en) | 2014-12-31 | 2014-12-31 | Photovoltaic power generation transformer loop construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420869827.1U CN204303529U (en) | 2014-12-31 | 2014-12-31 | Photovoltaic power generation transformer loop construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204303529U true CN204303529U (en) | 2015-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420869827.1U Expired - Fee Related CN204303529U (en) | 2014-12-31 | 2014-12-31 | Photovoltaic power generation transformer loop construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204303529U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106128720A (en) * | 2016-08-30 | 2016-11-16 | 吴江变压器有限公司 | A kind of matrix loop structure |
| CN107195444A (en) * | 2017-07-31 | 2017-09-22 | 国网上海市电力公司 | Dry type auto-transformer |
| CN108010689A (en) * | 2018-02-05 | 2018-05-08 | 国网河南省电力公司新乡供电公司 | A kind of dry-type transformer |
-
2014
- 2014-12-31 CN CN201420869827.1U patent/CN204303529U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106128720A (en) * | 2016-08-30 | 2016-11-16 | 吴江变压器有限公司 | A kind of matrix loop structure |
| CN107195444A (en) * | 2017-07-31 | 2017-09-22 | 国网上海市电力公司 | Dry type auto-transformer |
| CN108010689A (en) * | 2018-02-05 | 2018-05-08 | 国网河南省电力公司新乡供电公司 | A kind of dry-type transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150429 Termination date: 20191231 |