CN201270191Y - Dry type converter transformer for polycrystalline silicon reduction furnace and hydrogenation furnace - Google Patents
Dry type converter transformer for polycrystalline silicon reduction furnace and hydrogenation furnace Download PDFInfo
- Publication number
- CN201270191Y CN201270191Y CNU2008200759214U CN200820075921U CN201270191Y CN 201270191 Y CN201270191 Y CN 201270191Y CN U2008200759214 U CNU2008200759214 U CN U2008200759214U CN 200820075921 U CN200820075921 U CN 200820075921U CN 201270191 Y CN201270191 Y CN 201270191Y
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- coil
- dry type
- transformer
- hydrogenation
- polycrystalline silicon
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Abstract
The utility model relates to a dry type convertor transformer for polysilicon reduction furnaces or hydrogenation furnaces, which belongs to the technical field of power transformers. The dry type convertor transformer for polysilicon reduction furnaces or hydrogenation furnaces comprises a support, an iron core and a coil, wherein the iron core is fixedly mounted on the support, and the transformer coil is assembled on the outer side of the iron core. The dry type convertor transformer for polysilicon reduction furnaces or hydrogenation furnaces is characterized in that a primary coil of the transformer is in triangle junction, the primary coil is equipped with 2-7 gear taps, three secondary coils are mutually insulated, and each coil has 3-8 taps. The utility model has simple structure and reliable property, meets the requirement of network voltage, and meets requirements of the special technical field of the polysilicon reduction furnaces or hydrogenation furnaces better and the like.
Description
Technical field
The utility model belongs to the power transformer technical field, particularly relates to a kind of polycrystalline silicon reducing furnace or hydrogenation furnace dry type convertor transformer.
Background technology
At present, existing common dry-type transformer, comprise support, iron core, coil, iron core is housed on the support, coil is equipped with in the iron core outside, and general former limit and secondary are formed triangle, star, lengthened triangular or polygon, and the tap tap is not carried out on former limit, this three-phase or single-phase transformer version are fit to be used in electric power system and distribution system, but can not satisfy the requirement that industry is smelted fully.
Summary of the invention
The utility model provides a kind of polycrystalline silicon reducing furnace or hydrogenation furnace dry type convertor transformer for solving the problem that prior art exists.
The utility model purpose provides a kind of simple in structure, by regulating former limit tap to adapt to the requirement of line voltage, guarantee secondary coil voltage, former limit is identical with the secondary direction vector or differ certain electrical degree, satisfies the polycrystalline silicon reducing furnace or the hydrogenation furnace dry type convertor transformer of special occasions demand preferably.
The utility model provides a kind of non-seal polycrystalline silicon reducing furnace or hydrogenation furnace dry type convertor transformer coil and that seal coil at the specific (special) requirements of smelting.This transformer adopting following technical finesse:
1, delta connection, former sideband 2-7 shelves tap are adopted in the former limit of this transformer.Three coil mutually insulateds of secondary, each coil has 3 above taps.
2, when design is except that the influence of the load harmonic wave of considering that the long-term overload of 1.1 times of rated current is under also must the consideration extreme case to transformer temperature rise and life expectancy.
3, at transformer capacity difference under the different taps cross-sectional area of conductor under the different taps is carried out in good time conversion.
4, in order to guarantee the induction reactance of system, adjust the position of primary coil and secondary coil during design as required, guarantee that the inductance value under every grade of tap only allows principal-employment.
5, the unshakable in one's determination employing adopted multistage full bias seam on high magnetic conduction cold-rolled orientation silicon steel sheet, the technology, can take out the part lamination in low-pressure side as required, and this moment, core section became " D " shape.
The utility model adopts following technical scheme:
A kind of polycrystalline silicon reducing furnace or hydrogenation furnace dry type convertor transformer, comprise support, iron core, coil, support fixed installation iron core, the equipped transformation coil in the iron core outside, be characterized in: the transformer primary coil is delta connection, primary coil band 2-7 shelves tap, three coil mutually insulateds of secondary, each coil has 3-8 tap.
The utility model can also adopt following technical measures:
Above-mentioned polycrystalline silicon reducing furnace or hydrogenation furnace dry type convertor transformer is characterized in: primary coil is positioned at the secondary coil inboard or the outside.
Above-mentioned polycrystalline silicon reducing furnace or hydrogenation furnace dry type convertor transformer is characterized in: coil is circle, ellipse or oblong shape.
Above-mentioned polycrystalline silicon reducing furnace or hydrogenation furnace dry type convertor transformer is characterized in: the coiling of secondary coil lead be paper tinsel around or the wire-wound structure.
Above-mentioned polycrystalline silicon reducing furnace or hydrogenation furnace dry type convertor transformer is characterized in: core section is circle or D shape.
Advantage that the utlity model has and good effect:
Polycrystalline silicon reducing furnace or hydrogenation furnace dry type convertor transformer, a kind of brand-new loop construction dry-type transformer is provided, compared with prior art, this transformer guarantees normal the use at the load harmonic wave under long-term overload of 1.1 times of rated current and the extreme case under to transformer temperature rise and life expectancy influence, guarantee the induction reactance of system simultaneously, the inductance value under every grade of tap only allows principal-employment.The utlity model has simple in structurely, dependable performance is suitable for advantages such as field of smelting use.
Description of drawings
Fig. 1 is the utility model master TV structure schematic diagram;
Fig. 2 is the left TV structure schematic diagram of Fig. 1;
Fig. 3 is the utility model coil catenation principle schematic diagram.
Among the figure, 1-support, 2-primary coil, 3-tap, 4-iron core, 5-tap, 6-secondary coil.
Embodiment
For further understanding technology contents of the present utility model, characteristics and effect, enumerate following example now, and conjunction with figs. is described in detail as follows:
With reference to accompanying drawing 1, Fig. 2 and Fig. 3.
Polycrystalline silicon reducing furnace or hydrogenation furnace dry type convertor transformer comprises support 1, iron core 4, coil, support 1 fixed installation iron core 4, core section is circular, equipped primary coil 2 in iron core 4 outsides and secondary coil 6, coil is rounded, and the coiling of secondary coil lead is that paper tinsel is around structure.Primary coil is positioned at the secondary coil inboard.Primary coil is delta connection, 6 grades of shunting taps 3 of primary coil band, and three coil mutually insulateds of secondary, each coil has 6 taps 5.
This enforcement dry type convertor transformer has above-mentioned good effect and advantage, is suitable for smelting industry and uses.
Claims (5)
1. polycrystalline silicon reducing furnace or hydrogenation furnace dry type convertor transformer, comprise support, iron core, coil, support fixed installation iron core, the equipped transformation coil in the iron core outside, it is characterized in that: the transformer primary coil is delta connection, primary coil band 2-7 shelves tap, three coil mutually insulateds of secondary, each coil has 3-8 tap.
2. according to described polycrystalline silicon reducing furnace of claim 1 or hydrogenation furnace dry type convertor transformer, it is characterized in that: primary coil is positioned at the secondary coil inboard or the outside.
3. according to described polycrystalline silicon reducing furnace of claim 1 or hydrogenation furnace dry type convertor transformer, it is characterized in that: coil is circle, ellipse or oblong shape.
4. according to described polycrystalline silicon reducing furnace of claim 1 or hydrogenation furnace dry type convertor transformer, it is characterized in that: the coiling of secondary coil lead be paper tinsel around or the wire-wound structure.
5. according to described polycrystalline silicon reducing furnace of claim 1 or hydrogenation furnace dry type convertor transformer, it is characterized in that: core section is circle or D shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200759214U CN201270191Y (en) | 2008-08-11 | 2008-08-11 | Dry type converter transformer for polycrystalline silicon reduction furnace and hydrogenation furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200759214U CN201270191Y (en) | 2008-08-11 | 2008-08-11 | Dry type converter transformer for polycrystalline silicon reduction furnace and hydrogenation furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201270191Y true CN201270191Y (en) | 2009-07-08 |
Family
ID=40842800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200759214U Expired - Fee Related CN201270191Y (en) | 2008-08-11 | 2008-08-11 | Dry type converter transformer for polycrystalline silicon reduction furnace and hydrogenation furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201270191Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101958189A (en) * | 2010-07-15 | 2011-01-26 | 电光防爆电气(宿州)有限公司 | Multi-voltage dry type transformer in explosive gas environment |
| CN102664094A (en) * | 2012-05-23 | 2012-09-12 | 天津天能变压器有限公司 | Single-phase dry type converter transformer for suppressing polysilicon and voltage regulation way thereof |
-
2008
- 2008-08-11 CN CNU2008200759214U patent/CN201270191Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101958189A (en) * | 2010-07-15 | 2011-01-26 | 电光防爆电气(宿州)有限公司 | Multi-voltage dry type transformer in explosive gas environment |
| CN101958189B (en) * | 2010-07-15 | 2012-07-25 | 电光防爆电气(宿州)有限公司 | Multi-voltage dry type transformer in explosive gas environment |
| CN102664094A (en) * | 2012-05-23 | 2012-09-12 | 天津天能变压器有限公司 | Single-phase dry type converter transformer for suppressing polysilicon and voltage regulation way thereof |
| CN102664094B (en) * | 2012-05-23 | 2015-02-11 | 天津天能变压器有限公司 | Single-phase dry type converter transformer for suppressing polysilicon and voltage regulation way thereof |
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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 |
Granted publication date: 20090708 Termination date: 20150811 |
|
| EXPY | Termination of patent right or utility model |