CN108364762A - Phase-shifting rectifier transformer - Google Patents
Phase-shifting rectifier transformer Download PDFInfo
- Publication number
- CN108364762A CN108364762A CN201810032460.0A CN201810032460A CN108364762A CN 108364762 A CN108364762 A CN 108364762A CN 201810032460 A CN201810032460 A CN 201810032460A CN 108364762 A CN108364762 A CN 108364762A
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- Prior art keywords
- side winding
- iron core
- vice
- phase
- coil
- 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.)
- Pending
Links
- 238000004804 winding Methods 0.000 claims abstract description 126
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 69
- 230000017525 heat dissipation Effects 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 6
- 238000003475 lamination Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 238000001816 cooling Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241000220317 Rosa Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
- H01F27/025—Constructional details relating to cooling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2823—Wires
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2876—Cooling
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Coils Of Transformers For General Uses (AREA)
Abstract
The present invention provides a kind of phase-shifting rectifier transformer, including iron core and the iron core include multiple iron core columns disposed in parallel, sleeve are respectively provided in the multiple iron core column and around the primary coil and secondary coil being located on the outside of the sleeve；On the outside of the sleeve of each iron core column：The primary coil includes at least one section of primary side winding, and the secondary coil includes at least one section of vice-side winding；The primary side winding and vice-side winding have the first gap rotating around being located at the axial different location of the iron core column between adjacent primary side winding and vice-side winding.The present invention by by high-tension coil and low-voltage coil around being set to same periphery, avoid the lamination setting of high-tension coil and low-voltage coil, the materials for not only reducing low-voltage coil save the materials of low-voltage coil, and can improve the heat dissipation of high-tension coil and low-voltage coil.
Description
Technical field
The present invention relates to field of radiating, more specifically to a kind of phase-shifting rectifier transformer.
Background technology
In the widely applied high power load of the industries such as metallurgy, chemical industry, electric power, municipal water supply and mining, consume a large amount of
Electric energy, such as the electricity charge waterworks even account for the 50% of water producing cost.With the development and automation of market economy, intelligence
The raising of change degree carries out speed control using high-voltage frequency converter to high power load, not only to modified technique, raising product matter
Amount is beneficial, and realizes energy saving (the energy saving up to 30%-40% having), considerably reduces production cost, can also extend
Service life of equipment.Phase-shifting rectifier transformer is the important component of high-voltage frequency converter, has the characteristics that calorific value is big.For
Ensure phase-shifting rectifier transformer steady operation, relies primarily on forced cold wind and heat is taken away.
The winding construction of current phase-shifting rectifier transformer is all made of inside and outside form, passes through between high-voltage winding and low pressure winding
Sleeve coordinates to carry out wind-guiding and supporting role.As shown in Fig. 1~Fig. 2, it is the schematic diagram of existing phase-shifting rectifier transformer, has
The iron core 11 of coil 12 is placed in cabinet 10, is equipped with crossflow fan 14 in 11 bottom of iron core, water is equipped at 12 top 1/3 of coil
The top of flat wind shield 13 (or adding one piece of horizontal wind shield again at 2/3), cabinet 10 is equipped with top wind turbine 15.Its center line
Circle 12 includes high-tension coil 121 and low-voltage coil 122, and the high-tension coil 121 is around being located at (the iron core air duct of iron core air duct drum 16
Cylinder 16 is placed in the iron core column of iron core 11) on the first coil stay 17 of periphery；Low-voltage coil 122 is then around being located at high-tension coil wind
On second coil stay 19 of road cylinder 18 (the high-tension coil air duct drum 18 is placed on the outside of high-tension coil 121) periphery.
In phase-shifting rectifier transformer normal operation, the crossflow fan 14 of bottom is toward iron core 11 and the internal drum of coil 12
Wind, and by 15 exhausting of top wind turbine, gap, iron core air duct drum between high-tension coil air duct drum 18 and iron core air duct drum 16
The wind of gap flowing between 16 and the iron core column 111 of iron core 11 takes away the heat of high-tension coil 121 and iron core.For low pressure
Coil 122, speedup that heat dissipation then relies primarily on top 15 exhausting of wind turbine, horizontal wind shield 13 shuts off and streaming for crossflow fan are come
It realizes.
However, the air quantity utilization rate of the radiator structure of above-mentioned phase-shifting rectifier transformer is not high, there are temperature for high-tension coil 121
Cascade, for low-voltage coil 122 since the air channel structure of horizontal wind shield 13 is excessively extensive, wind speed is extremely uneven.This air channel structure
It is generally necessary to increase coil line footpath to reduce thermal power densities, and reinforced using larger top wind turbine 15 and crossflow fan 14
Heat convection, to achieve the purpose that accelerate heat dissipation, so that the of high cost of phase-shifting rectifier transformer, volume are big, noise is big.And
It is needed there are larger surplus when electromagnetic parameter designs, the temperature to avoid phase-shifting rectifier transformer coil 12 and iron core 11 rose
Height causes materials'use efficiency not high.
Invention content
The technical problem to be solved in the present invention is, is utilized for the air quantity of the radiator structure of above-mentioned phase-shifting rectifier transformer
The not high problem of rate, provides a kind of phase-shifting transformer.
The technical solution that the present invention solves above-mentioned technical problem is to provide a kind of phase-shifting rectifier transformer, including iron core and
The iron core includes multiple iron core columns disposed in parallel, sleeve is respectively provided in the multiple iron core column and around being located at the set
The primary coil and secondary coil in cylinder outside；On the outside of the sleeve of each iron core column：The primary coil includes at least one
Section primary side winding, the secondary coil include at least one section of vice-side winding；The primary side winding and vice-side winding are rotating around being located at
The axial different location of the iron core column, and there is the first gap between adjacent primary side winding and vice-side winding.
In phase-shifting rectifier transformer of the present invention, the phase-shifting rectifier transformer includes in cabinet and the cabinet
With air duct, the iron core, primary coil and secondary coil are set in the air duct, and the primary coil in the air duct and pair
The axial direction of airflow direction at the circle of sideline perpendicular to the iron core column.
In phase-shifting rectifier transformer of the present invention, each primary side winding and vice-side winding respectively include multiple lines
Cake, and there is the second gap between adjacent lines cake, second gap is less than first gap.
In phase-shifting rectifier transformer of the present invention, there are one section of primary side winding and three sections in each iron core column
Vice-side winding.
In phase-shifting rectifier transformer of the present invention, in the iron core column, three sections of vice-side windings it is adjacent around
System.
In phase-shifting rectifier transformer of the present invention, there are two sections of primary side windings and three sections in each iron core column
Vice-side winding, and two sections of primary side windings are formed by same root conducting wire coiling.
In phase-shifting rectifier transformer of the present invention, in the iron core column, two sections of primary side windings and three sections
Vice-side winding arranges in such a way that primary side winding and vice-side winding are interlocked.
In phase-shifting rectifier transformer of the present invention, have 3 × 2 in each iron core columnN-2+ 1 section of primary side winding
With 3 × 2N-2Section vice-side winding, wherein N=2,3,4,5, and described 3 × 2N-2+ 1 section of primary side winding by the coiling of same root conducting wire and
At.
In phase-shifting rectifier transformer of the present invention, in the iron core column, described 3 × 2N-2+ 1 section of primary side winding
With 3 × 2N-2Section vice-side winding arranges in such a way that primary side winding and vice-side winding are interlocked.
In phase-shifting rectifier transformer of the present invention, the primary coil in the multiple iron core column and secondary sideline
It is identical to enclose winding mode, and on the outside of the sleeve of the same iron core column, the coiling thickness of the primary side winding and vice-side winding
It is identical.
The phase-shifting rectifier transformer of the present invention, by around same periphery is set to, avoiding high-tension coil and low-voltage coil
The setting of the lamination of high-tension coil and low-voltage coil, not only reduces the materials of low-voltage coil, saves the materials of low-voltage coil,
And the heat dissipation of high-tension coil and low-voltage coil can be improved.
Description of the drawings
Fig. 1 is the schematic diagram of existing phase-shifting transformer；
Fig. 2 is the schematic diagram of heat dissipation wind channel in existing phase-shifting transformer；
Fig. 3 is the schematic diagram of phase-shifting rectifier transformer embodiment of the present invention；
Fig. 4 is the schematic diagram of another embodiment of phase-shifting rectifier transformer of the present invention.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As shown in figure 3, being the schematic diagram of phase-shifting rectifier transformer embodiment of the present invention, which can apply
In high-voltage frequency converter and realize phase shift transformation.Phase-shifting rectifier transformer in the present embodiment includes iron core 3 and iron core 3 includes multiple
Iron core column 31 disposed in parallel, sleeve is respectively provided in multiple iron core column 31 and around the primary coil being located on the outside of sleeve and
Secondary coil.Above-mentioned primary coil can be high-tension coil, and secondary coil is then low-voltage coil, and the circle of each low-voltage coil
The number of turns of number less than high-tension coil.Specifically, the outside of sleeve can have evenly distributed axial stay (the axial direction stay
Inside is resisted against on the periphery of sleeve), primary coil and secondary coil are rotating around being located on axial stay.
On the outside of the sleeve of each iron core column 31：Primary coil includes including at least one section of primary side winding 41, secondary coil
At least one section of vice-side winding 42.Above-mentioned primary side winding 41 and vice-side winding 42 are rotating around the axial different positions for being located at iron core column 31
Set, and between adjacent primary side winding and vice-side winding (including between adjacent two primary side windings, adjacent two secondary sides around
Between primary side winding and vice-side winding between group, adjacent) having the first gap, (size in first gap can be according to applied field
Adjustment is closed, and the size in the first gap between different windings can be different).That is 42 winding of each section of primary side winding 41 and vice-side winding
On same periphery, secondary coil is no longer laminated on primary coil periphery.
Above-mentioned phase-shifting rectifier transformer by by high-tension coil and low-voltage coil around the same periphery for being set to iron core column 31,
The lamination setting for avoiding high-tension coil and low-voltage coil, not only reduces the coiling diameter of low-voltage coil, low to save
The materials of crimping circle, and the heat dissipation of high-tension coil and low-voltage coil can be improved, and then promote the power of phase-shifting rectifier transformer
Density.
Above-mentioned phase-shifting rectifier transformer include further include cabinet, and the cabinet in have air duct, iron core 3, primary coil and
Secondary coil is set in above-mentioned air duct.Airflow direction in above-mentioned air duct at primary coil and secondary coil is perpendicular to iron core column
31 axial setting.Primary coil and secondary coil can be cooled down by horizontal direction cooling wind (i.e. air-flow), to
Heat dissipation effect is greatly promoted, and the design of phase-shifting transformer electromagnetic parameter can be optimized.
Also, in each section of primary side winding 41 and vice-side winding 42, the line cake structure of same layer coiling, i.e. each section of original can be used
Multiple line cakes (each line cake may include the multiturn conducting wire being stacked), and adjacent lines are respectively included in side winding 41 and vice-side winding 42
With the second gap between cake (second gap is less than the first gap between adjacent segment winding).With this configuration, Ke Yizeng
The contact area for adding the cooling wind of winding copper wire and horizontal direction, to further increase cooling effect.
According to phase-shifting rectifier transformer pair side end load requirement, the primary side winding 41 in each iron core column 31 and vice-side winding
42 can be used different structures.Such as can make in same iron core column 31 have one section of primary side winding 41 (i.e. primary coil is by one section
Primary side winding 41 is constituted) and three sections of vice-side windings 42 (i.e. secondary coil is made of three sections of vice-side windings 42).Above-mentioned three sections secondary sides
Winding 42 can be formed by one, two or three conducting wire coiling, and coiling the number of turns of each conducting wire is less than primary side winding 41
The number of turns.Also, primary side winding 41 and vice-side winding 42 permutation and combination in iron core column 31 such as can be at different winding order
Primary side winding 41 shown in Fig. 3, vice-side winding 42, vice-side winding 42, vice-side winding 42 (i.e. three sections of vice-side windings 42 it is adjacent around
System), can also be vice-side winding 42, primary side winding 41, vice-side winding 42, vice-side winding 42 etc..
Similarly, can also have two sections of primary side windings 41 and three sections of vice-side windings 42, and two sections in each iron core column 31
Primary side winding 41 is formed by same root conducting wire coiling.Also, above-mentioned two sections of primary side windings 41 and three sections of vice-side windings 42 are according to original
The mode that side winding 41 and vice-side winding 42 interlock arranges, i.e., the sequence in iron core column 31 is vice-side winding 42, primary side winding
41, vice-side winding 42, primary side winding 41, vice-side winding 42.
As shown in figure 4, can also have (3 × 2 in each iron core column 31N-2+ 1) section primary side winding 41 and (3 × 2N-2) section
Vice-side winding 42, wherein N=2,3,4,5, and (3 × 2N-2+ 1) section primary side winding is formed by same root conducting wire coiling.Particularly,
Above-mentioned (3 × 2N-2+ 1) section primary side winding 41 and (3 × 2N-2) section vice-side winding 42 hands over according to primary side winding 41 and vice-side winding 42
Wrong mode arranges.
Stablize relatively for ease of coiling and performance, on the outside of the sleeve of same iron core column 31, each section of primary side winding 41 and pair
The coiling thickness of side winding 42 can be identical.In addition, the primary coil in multiple iron core columns 31 of iron core 3 and secondary coil winding side
Formula is identical.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, the change or replacement that can be readily occurred in,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with scope of the claims
Subject to.
Claims (10)
1. a kind of phase-shifting rectifier transformer, including iron core and the iron core include multiple iron core columns disposed in parallel, the multiple
Sleeve is respectively provided in iron core column and around the primary coil and secondary coil being located on the outside of the sleeve；It is characterized in that,
On the outside of the sleeve of each iron core column：The primary coil includes at least one section of primary side winding, and the secondary coil includes extremely
Lack one section of vice-side winding, the primary side winding and vice-side winding rotating around the axial different location for being located at the iron core column, and
There is the first gap between adjacent primary side winding and vice-side winding.
2. phase-shifting rectifier transformer according to claim 1, which is characterized in that the phase-shifting rectifier transformer includes cabinet
And there is air duct in the cabinet, the iron core, primary coil and secondary coil are set in the air duct, and in the air duct
The axial direction of airflow direction at primary coil and secondary coil perpendicular to the iron core column.
3. phase-shifting rectifier transformer according to claim 1, which is characterized in that each primary side winding and vice-side winding difference
Including multiple line cakes, and there is the second gap between adjacent lines cake, second gap is less than first gap.
4. phase-shifting rectifier transformer according to any one of claim 1-3, which is characterized in that in each iron core column
With one section of primary side winding and three sections of vice-side windings.
5. phase-shifting rectifier transformer according to claim 4, which is characterized in that in the iron core column, three sections of pairs
The adjacent coiling of side winding.
6. phase-shifting rectifier transformer according to any one of claim 1-3, which is characterized in that in each iron core column
With two sections of primary side windings and three sections of vice-side windings, and two sections of primary side windings are formed by same root conducting wire coiling.
7. phase-shifting rectifier transformer according to claim 6, which is characterized in that in the iron core column, two sections of originals
Side winding and three sections of vice-side windings arrange in such a way that primary side winding and vice-side winding are interlocked.
8. phase-shifting rectifier transformer according to any one of claim 1-3, which is characterized in that in each iron core column
With 3 × 2N-2+ 1 section of primary side winding and 3 × 2N-2Section vice-side winding, wherein N=2,3,4,5, and described 3 × 2N-2+ 1 section of primary side
Winding is formed by same root conducting wire coiling.
9. phase-shifting rectifier transformer according to claim 8, which is characterized in that in the iron core column, described 3 × 2N-2+
1 section of primary side winding and 3 × 2N-2Section vice-side winding arranges in such a way that primary side winding and vice-side winding are interlocked.
10. phase-shifting rectifier transformer according to claim 1, which is characterized in that the original in the multiple iron core column
Sideline circle is identical with secondary coil winding mode, and on the outside of the sleeve of the same iron core column, the primary side winding and secondary side
The coiling thickness of winding is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810032460.0A CN108364762A (en) | 2018-01-12 | 2018-01-12 | Phase-shifting rectifier transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810032460.0A CN108364762A (en) | 2018-01-12 | 2018-01-12 | Phase-shifting rectifier transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108364762A true CN108364762A (en) | 2018-08-03 |
Family
ID=63006168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810032460.0A Pending CN108364762A (en) | 2018-01-12 | 2018-01-12 | Phase-shifting rectifier transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108364762A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109192445A (en) * | 2018-09-21 | 2019-01-11 | 北京科润峰科技有限公司 | The totally-enclosed forced air cooling rectification phase shifting transformer of 24 pulse wave of single machine |
| EP3893257A1 (en) * | 2020-04-09 | 2021-10-13 | Hamilton Sundstrand Corporation | Autotransformer rectifier unit winding arrangement |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01179405A (en) * | 1988-01-07 | 1989-07-17 | Fuji Electric Co Ltd | Transformer for rectifier |
| JP2001044051A (en) * | 1999-05-21 | 2001-02-16 | Tohoku Electric Power Co Inc | Variable transformer |
| CN2886768Y (en) * | 2006-01-19 | 2007-04-04 | 刘江 | Horizontal phase-shifting transformer |
| CN202523525U (en) * | 2012-02-28 | 2012-11-07 | 金盘电气集团（上海）有限公司 | Dry-type phase shift rectifier transformer |
| CN203192578U (en) * | 2013-01-18 | 2013-09-11 | 山东艾诺仪器有限公司 | Novel frequency conversion isolation transformer |
| JP2014127650A (en) * | 2012-12-27 | 2014-07-07 | Fdk Corp | Transformer |
| CN105225794A (en) * | 2015-08-28 | 2016-01-06 | 国家电网公司 | A kind of three-phase and five-pole high frequency transformer with ventilation cooling structure |
| CN207852445U (en) * | 2018-01-12 | 2018-09-11 | 苏州汇川技术有限公司 | Phase-shifting rectifier transformer |
-
2018
- 2018-01-12 CN CN201810032460.0A patent/CN108364762A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01179405A (en) * | 1988-01-07 | 1989-07-17 | Fuji Electric Co Ltd | Transformer for rectifier |
| JP2001044051A (en) * | 1999-05-21 | 2001-02-16 | Tohoku Electric Power Co Inc | Variable transformer |
| CN2886768Y (en) * | 2006-01-19 | 2007-04-04 | 刘江 | Horizontal phase-shifting transformer |
| CN202523525U (en) * | 2012-02-28 | 2012-11-07 | 金盘电气集团（上海）有限公司 | Dry-type phase shift rectifier transformer |
| JP2014127650A (en) * | 2012-12-27 | 2014-07-07 | Fdk Corp | Transformer |
| CN203192578U (en) * | 2013-01-18 | 2013-09-11 | 山东艾诺仪器有限公司 | Novel frequency conversion isolation transformer |
| CN105225794A (en) * | 2015-08-28 | 2016-01-06 | 国家电网公司 | A kind of three-phase and five-pole high frequency transformer with ventilation cooling structure |
| CN207852445U (en) * | 2018-01-12 | 2018-09-11 | 苏州汇川技术有限公司 | Phase-shifting rectifier transformer |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109192445A (en) * | 2018-09-21 | 2019-01-11 | 北京科润峰科技有限公司 | The totally-enclosed forced air cooling rectification phase shifting transformer of 24 pulse wave of single machine |
| CN109192445B (en) * | 2018-09-21 | 2024-05-14 | 北京科润峰科技有限公司 | Single 24 pulse wave totally-enclosed forced air cooling rectifying phase-shifting transformer |
| EP3893257A1 (en) * | 2020-04-09 | 2021-10-13 | Hamilton Sundstrand Corporation | Autotransformer rectifier unit winding arrangement |
| GB2596507A (en) * | 2020-04-09 | 2022-01-05 | Hamilton Sundstrand Corp | Autotransformer rectifier unit winding arrangement |
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