CN110060859A - It is a kind of can Phase Sequence-changeable transformer device structure and design method - Google Patents
It is a kind of can Phase Sequence-changeable transformer device structure and design method Download PDFInfo
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- CN110060859A CN110060859A CN201910423614.3A CN201910423614A CN110060859A CN 110060859 A CN110060859 A CN 110060859A CN 201910423614 A CN201910423614 A CN 201910423614A CN 110060859 A CN110060859 A CN 110060859A
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- 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
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- 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
- H01F27/29—Terminals; Tapping arrangements for signal inductances
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F30/00—Fixed transformers not covered by group H01F19/00
- H01F30/06—Fixed transformers not covered by group H01F19/00 characterised by the structure
- H01F30/12—Two-phase, three-phase or polyphase transformers
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The present invention relates to it is a kind of can Phase Sequence-changeable transformer device structure and design method, belong to technical field of transformer manufacturing.The technical scheme is that the vertical red copper bar upper end of transformer one is connected to low-pressure side casing two, lower end is still attached in horizontal red copper busbar when needing transformer one being changed to transformer two；Vertical blue copper bar upper end is connected to low-pressure side casing one, lower end is still attached in horizontal blue copper busbar；When needing for transformer two to be changed to transformer for the moment, the vertical red copper bar of transformer two is removed from low-pressure side casing two, upper end is connected to low-pressure side casing one, and lower end is still attached in horizontal red copper busbar；Vertical blue copper bar is removed from low-pressure side casing one, upper end is connected to low-pressure side casing two, and lower end is still attached in horizontal blue copper busbar.Present invention replacement is convenient and efficient, increases the versatility and adaptability of transformer, reduces the quantity and specification of spare transformer.
Description
Technical field
The present invention relates to it is a kind of can Phase Sequence-changeable transformer device structure and design method, belong to technical field of transformer manufacturing.
Background technique
Power plant is due to the needs arranged by low-voltage closed bus, two generator transformers (transformer one and transformer two)
It needs to arrange back-to-back, as shown in Figure 1.For transformer one, towards low-pressure side, phase sequence from left to right is high-pressure side: H1/
H2/H3, low-pressure side: X1/X2/X3.For transformer two, towards low-pressure side, phase sequence from left to right is high-pressure side: H3/H2/
H1, low-pressure side: X3/X2/X1.It cannot be exchanged between transformer one and transformer two.If necessary to spare transformer, then respectively need
Want spare one, not only one times of increased costs, also greatly increase the maintenance cost in later period.
Summary of the invention
It is an object of the present invention to provide it is a kind of can Phase Sequence-changeable transformer device structure and design method, by adjusting transformer low voltage
The link position of two vertical copper bars in side quickly and easily realizes transformer one and transformer to change the phase sequence of transformer
Conversion between two increases the versatility and adaptability of transformer, reduces the quantity and specification of spare transformer, reduces use
Family purchase cost and later maintenance cost efficiently solve the above problem present in background technique.
The technical scheme is that it is a kind of can Phase Sequence-changeable transformer device structure, comprising vertical copper bar, horizontal copper busbar,
The head end of vertical copper bar, hand hole and low-pressure side casing, the low voltage winding in transformers is permanently connected respectively by permanently connected lead
Be connected on low-pressure side casing, low-pressure side casing include low-pressure side casing one, low-pressure side casing two and low-pressure side casing three, from a left side to
The right side is sequentially arranged in transformer tank and covers；Hand hole is arranged at step down side lead, horizontal copper busbar, vertical copper bar setting
In hand hole；The end of low-voltage coil is permanently connected in three horizontal copper busbars respectively by permanently connected lead, three water
Flat copper busbar is respectively that horizontal green copper busbar, horizontal red copper busbar and horizontal blue copper busbar, horizontal Tile are arranged in low
Press the lower section of side casing；Vertical copper bar includes vertical green copper bar, vertical red copper bar and vertical blue copper bar, horizontal green copper
Bus, horizontal red copper busbar and horizontal blue copper busbar respectively with vertical green copper bar, vertical red copper bar and vertical blue
The lower end of copper bar is fixedly connected, and the upper end of vertical green copper bar, vertical red copper bar and vertical blue copper bar is low with three respectively
Side casing is pressed to connect.
Also include protective paper board slot, is arranged below horizontal copper busbar and vertical copper bar.
The hand hole is equipped with cover board.
The connecting pin of the vertical red copper bar and vertical blue copper bar and low-pressure side casing is equipped with location swap structure, position
Setting interchange structure is known structure, can be by the location swap of vertical red copper bar and vertical blue copper bar.
It is a kind of can Phase Sequence-changeable transformer design method comprising the steps of: (1) first by the head of low voltage winding in transformers
End is permanently connected on three low-pressure side casings respectively by lead, and three low-pressure side casings are from left to right sequentially arranged in transformation
On device case lid；(2) it is arranged side by side three horizontal copper busbars in three low-pressure side casing lower horizontals；(3) by the end of low-voltage coil
End is permanently connected to three horizontal green copper busbar, horizontal red copper busbar and horizontal blue copper busbar levels by lead respectively
In copper busbar；The lower end of (4) three vertical copper bars is fixedly connected with copper busbar horizontal on three, and color corresponds；(5) for becoming
Depressor one, respectively with three low-pressure side casing connections, three vertical copper bars are respectively vertical green for the upper end of three vertical copper bars
Copper bar, vertical red copper bar and vertical blue copper bar, the low-pressure side casing of connection from left to right, phase sequence be low-pressure side casing one,
Low-pressure side casing two and low-pressure side casing three；(6) when needing transformer one being changed to transformer two, by hanging down for transformer one
Straight red copper bar upper end is connected to low-pressure side casing two, and lower end is still attached in horizontal red copper busbar；It will vertical blue copper
Row upper end is connected to low-pressure side casing one, and lower end is still attached in horizontal blue copper busbar；(7) when needing transformer two more
It is changed to transformer for the moment, the vertical red copper bar of transformer two is removed from low-pressure side casing two, upper end is connected to low-pressure side
Casing one, lower end are still attached in horizontal red copper busbar；Vertical blue copper bar is removed from low-pressure side casing one, upper end
It is connected to low-pressure side casing two, lower end is still attached in horizontal blue copper busbar.
The beneficial effects of the present invention are: being realized by adjusting the link position of two vertical copper bars of step down side
From transformer one to the conversion of transformer two, or from transformer two to the conversion of transformer one, replace convenient and efficient.Increase and becomes
The versatility and adaptability of depressor reduce the quantity and specification of spare transformer.Reduce user's purchase cost and later period dimension
Protect cost.
Detailed description of the invention
Fig. 1 is background technique figure of the invention；
Fig. 2 is the distributed architecture figure of low-pressure side casing of the present invention；
Fig. 3 is the connection structure diagram that the present invention is directed to transformer one；
Fig. 4 is the connection structure diagram that transformer one of the present invention is converted to transformer two；
Fig. 5 is pictorial diagram of the invention；
Fig. 6 is internal structure pictorial diagram of the invention；
In figure: vertical green copper bar 1, vertical red copper bar 2, vertical blue copper bar 3, horizontal green copper busbar 4, horizontal red copper
Bus 5, horizontal blue copper busbar 6, protective paper board slot 7, hand hole 8, Operating Guideline 9, low-pressure side casing 1, low-pressure side casing two
11, low-pressure side casing 3 12, permanently connected lead 13, transformer 1, transformer 2 02, low tension outlet bus 03.
Specific embodiment
Technical solution of the present invention is described in further detail with embodiment with reference to the accompanying drawing.
It is a kind of can Phase Sequence-changeable transformer device structure, include vertical copper bar, horizontal copper busbar, vertical copper bar, hand hole and low pressure
The head end of side casing, the low voltage winding in transformers is permanently connected on low-pressure side casing respectively by permanently connected lead 13,
Low-pressure side casing includes low-pressure side casing 1, low-pressure side casing 2 11 and low-pressure side casing 3 12, is from left to right sequentially arranged
It is covered in transformer tank；Hand hole 8 is arranged at step down side lead, and horizontal copper busbar, vertical copper bar are arranged in hand hole 8
It is interior；The end of low-voltage coil is permanently connected in three horizontal copper busbars respectively by permanently connected lead 13, three horizontal coppers
Bus is respectively horizontal green copper busbar 4, horizontal red copper busbar 5 and horizontal blue copper busbar 6, and horizontal Tile is arranged in low pressure
Below the casing of side；Vertical copper bar includes vertical green copper bar 1, vertical red copper bar 2 and vertical blue copper bar 3, horizontal green copper
Bus 4, horizontal red copper busbar 5 and horizontal blue copper busbar 6 respectively with vertical green copper bar 1, vertical red copper bar 2 and vertical
The lower end of blue copper bar 3 is fixedly connected, the upper end difference of vertical green copper bar 1, vertical red copper bar 2 and vertical blue copper bar 3
With three low-pressure side casing connections.
Also include protective paper board slot 7, is arranged below horizontal copper busbar and vertical copper bar.
The hand hole 8 is equipped with cover board.
It is a kind of can Phase Sequence-changeable transformer design method comprising the steps of: (1) first by the head of low voltage winding in transformers
End is permanently connected on three low-pressure side casings respectively by lead, and three low-pressure side casings are from left to right sequentially arranged in transformation
On device case lid；(2) it is arranged side by side three horizontal copper busbars in low-pressure side casing lower horizontal；(3) end of low-voltage coil is led to
It crosses lead and is permanently connected to three horizontal green copper busbar, horizontal red copper busbar and horizontal blue copper busbar horizontal copper mothers respectively
On line；The lower end of (4) three vertical copper bars is fixedly connected with copper busbar horizontal on three, and color corresponds；(5) for transformer
One, the upper end of three vertical copper bars respectively with three low-pressure side casing connections, three vertical copper bars be respectively vertical green copper bar,
Vertical red copper bar and vertical blue copper bar, from left to right, phase sequence is low-pressure side casing one, low-pressure side to the low-pressure side casing of connection
Casing two and low-pressure side casing three；(6) when needing transformer one being changed to transformer two, by the vertical red of transformer one
Copper bar upper end is connected to low-pressure side casing two, and lower end is still attached in horizontal red copper busbar；It will vertical blue copper bar upper end
It is connected to low-pressure side casing one, lower end is still attached in horizontal blue copper busbar；(7) when needing to be changed to become by transformer two
For the moment, the vertical red copper bar of transformer two is removed from low-pressure side casing two for depressor, and upper end is connected to low-pressure side casing one,
Lower end is still attached in horizontal red copper busbar；Vertical blue copper bar is removed from low-pressure side casing one, upper end is connected to
Low-pressure side casing two, lower end are still attached in horizontal blue copper busbar.
In practical applications, for transformer one, towards low-pressure side, phase sequence from left to right is high-pressure side: H1/H2/
H3, low-pressure side: X1/X2/X3.For transformer two, towards low-pressure side, phase sequence from left to right is high-pressure side: H3/H2/H1,
Low-pressure side: X3/X2/X1.It realizes and is converted mutually between transformer one and transformer two.It opens at step down side lead
Hand hole at cover board, vertical copper bar position can be adjusted.For convenience of the change of phase sequence, i.e. two vertical copper bar positions
Adjustment, be carved with corresponding operation explanation with laser on body insulating board.When needing transformer one being changed to transformer
When two, the vertical red copper bar of transformer one is removed from X1 casing, upper end is connected to X2 casing, and lower end is still attached to water
In flat red copper busbar；Vertical blue copper bar 3 is removed from X2 casing, upper end is connected to X1 casing, and lower end is still attached to
In horizontal blue copper busbar.When needing for transformer two to be changed to transformer for the moment, by the vertical red copper bar 2 of transformer two from
It is removed on X2 casing, upper end is connected to X1 casing, and lower end is still attached in horizontal red copper busbar；It will vertical blue copper bar 3
It is removed from X1 casing, upper end is connected to X2 casing, and lower end is still attached in horizontal blue copper busbar.Remain identical face
The vertical copper bar of color marker and horizontal copper busbar link together.Finally the cover board at hand hole 8 is resetted.Due to replacing vertical copper
When the position of row, the fasteners such as the bolt of fixed disassembly copper bar are needed, in order to prevent in disassembly process, fastener is surprisingly fallen to
Inside transformer, in horizontal copper busbar and vertical copper bar following settings protective paper board slot 7, accordingly even when fastener falls off,
Risk present in phase sequence replacement process can be avoided in protective paper board slot 7.
Claims (4)
1. one kind can Phase Sequence-changeable transformer device structure, it is characterised in that: include vertical copper bar, horizontal copper busbar, vertical copper bar, hand
The head end of hole (8) and low-pressure side casing, the low voltage winding in transformers is permanently connected to respectively by permanently connected lead (13)
On low-pressure side casing, low-pressure side casing includes low-pressure side casing one (10), low-pressure side casing two (11) and low-pressure side casing three
(12), transformer tank is from left to right sequentially arranged in cover；Hand hole (8) is arranged at step down side lead, and horizontal copper is female
Line, vertical copper bar setting are in hand hole (8)；The end of low-voltage coil is permanently connected to three by permanently connected lead (13) respectively
In a horizontal copper busbar, the respectively horizontal green copper busbar (4) of three horizontal copper busbars, horizontal red copper busbar (5) and level
Blue copper busbar (6), horizontal Tile are arranged in the lower section of low-pressure side casing；Vertical copper bar includes vertical green copper bar (1), vertical
Red copper bar (2) and vertical blue copper bar (3), horizontal green copper busbar (4), horizontal red copper busbar (5) and horizontal blue copper
Bus (6) is fixedly connected with the lower end of vertical green copper bar (1), vertical red copper bar (2) and vertical blue copper bar (3) respectively,
The upper end of vertical green copper bar (1), vertical red copper bar (2) and vertical blue copper bar (3) connects with three low-pressure side casings respectively
It connects.
2. one kind according to claim 1 can Phase Sequence-changeable transformer device structure, it is characterised in that: also include protective paper board slot
(7), it is arranged below horizontal copper busbar and vertical copper bar.
3. one kind according to claim 1 can Phase Sequence-changeable transformer device structure, it is characterised in that: the hand hole (8) is equipped with
Cover board.
4. one kind can Phase Sequence-changeable transformer design method, it is characterised in that comprise the steps of: (1) first by transformer low voltage
The head end of coil is permanently connected on three low-pressure side casings respectively by lead, three low-pressure side casings from left to right successively cloth
It sets and is covered in transformer tank；(2) it is arranged side by side three horizontal copper busbars in three low-pressure side casing lower horizontals；(3) by low pressure
The end of coil is permanently connected to horizontal green copper busbar, horizontal red copper busbar and horizontal blue copper busbar by lead respectively
In three horizontal copper busbars；The lower end of (4) three vertical copper bars is fixedly connected with copper busbar horizontal on three, and color corresponds；
(5) for transformer one, respectively with three low-pressure side casing connections, three vertical copper bars are respectively for the upper end of three vertical copper bars
Vertical green copper bar, vertical red copper bar and vertical blue copper bar, from left to right, phase sequence is low-pressure side to the low-pressure side casing of connection
Casing one, low-pressure side casing two and low-pressure side casing three；(6) when needing transformer one being changed to transformer two, by transformation
The vertical red copper bar upper end of device one is connected to low-pressure side casing two, and lower end is still attached in horizontal red copper busbar；It will hang down
Straight blue copper bar upper end is connected to low-pressure side casing one, and lower end is still attached in horizontal blue copper busbar；(7) when needs will become
Depressor two is changed to transformer for the moment, the vertical red copper bar of transformer two is removed from low-pressure side casing two, upper end connection
To low-pressure side casing one, lower end is still attached in horizontal red copper busbar；By vertical blue copper bar from low-pressure side casing one
It removes, upper end is connected to low-pressure side casing two, and lower end is still attached in horizontal blue copper busbar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910423614.3A CN110060859A (en) | 2019-05-21 | 2019-05-21 | It is a kind of can Phase Sequence-changeable transformer device structure and design method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910423614.3A CN110060859A (en) | 2019-05-21 | 2019-05-21 | It is a kind of can Phase Sequence-changeable transformer device structure and design method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110060859A true CN110060859A (en) | 2019-07-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910423614.3A Pending CN110060859A (en) | 2019-05-21 | 2019-05-21 | It is a kind of can Phase Sequence-changeable transformer device structure and design method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110060859A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202523509U (en) * | 2012-04-28 | 2012-11-07 | 北京市电力公司 | Radiator for forced-oil air cooling main transformer |
| CN103521483A (en) * | 2013-10-12 | 2014-01-22 | 国家电网公司 | Automatic dust removing device for cooler for forced oil circulation power transformer and dust removing method thereof |
| CN203850107U (en) * | 2014-03-17 | 2014-09-24 | 中国能源建设集团葫芦岛电力设备厂 | Low-loss distribution transformer |
| CN203982988U (en) * | 2014-06-19 | 2014-12-03 | 国家电网公司 | Low voltage lead structure |
| CN205140711U (en) * | 2015-10-31 | 2016-04-06 | 湖北华耀达电气有限公司 | High low -voltage lead subassembly that transships distribution transformer of oily formula |
| CN207425524U (en) * | 2017-12-07 | 2018-05-29 | 云南变压器电气股份有限公司 | Transformer split-phase type copper bar leading structure |
| CN209641505U (en) * | 2019-05-21 | 2019-11-15 | 保定天威保变电气股份有限公司 | It is a kind of can Phase Sequence-changeable transformer device structure |
-
2019
- 2019-05-21 CN CN201910423614.3A patent/CN110060859A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202523509U (en) * | 2012-04-28 | 2012-11-07 | 北京市电力公司 | Radiator for forced-oil air cooling main transformer |
| CN103521483A (en) * | 2013-10-12 | 2014-01-22 | 国家电网公司 | Automatic dust removing device for cooler for forced oil circulation power transformer and dust removing method thereof |
| CN203850107U (en) * | 2014-03-17 | 2014-09-24 | 中国能源建设集团葫芦岛电力设备厂 | Low-loss distribution transformer |
| CN203982988U (en) * | 2014-06-19 | 2014-12-03 | 国家电网公司 | Low voltage lead structure |
| CN205140711U (en) * | 2015-10-31 | 2016-04-06 | 湖北华耀达电气有限公司 | High low -voltage lead subassembly that transships distribution transformer of oily formula |
| CN207425524U (en) * | 2017-12-07 | 2018-05-29 | 云南变压器电气股份有限公司 | Transformer split-phase type copper bar leading structure |
| CN209641505U (en) * | 2019-05-21 | 2019-11-15 | 保定天威保变电气股份有限公司 | It is a kind of can Phase Sequence-changeable transformer device structure |
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