CN112382503A - SF (sulfur hexafluoride)6Winding method of winding component connection area of gas-insulated transformer - Google Patents
SF (sulfur hexafluoride)6Winding method of winding component connection area of gas-insulated transformer Download PDFInfo
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- CN112382503A CN112382503A CN202011235871.3A CN202011235871A CN112382503A CN 112382503 A CN112382503 A CN 112382503A CN 202011235871 A CN202011235871 A CN 202011235871A CN 112382503 A CN112382503 A CN 112382503A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/076—Forming taps or terminals while winding, e.g. by wrapping or soldering the wire onto pins, or by directly forming terminals from the wire
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- Coil Winding Methods And Apparatuses (AREA)
Abstract
The invention relates to SF6A winding method of a winding component connection area of a gas-insulated transformer belongs to the technical field of transformers. The technical scheme is as follows: the wound wire cakes are arranged up and down symmetrically; the lower half part of the cake is wound in the left direction, and the upper half part of the cake is wound in the right direction; bottom transposition is carried out; the wire sequence is ensured to be smooth, twisting is avoided, the wire pressing sequence on the pressing device is not changed, the wire welding can be crossed before the cake is turned, and the smooth wire sequence is changed after the cake is turned corresponding to the length of a copper wire spool; the winding is vertically wound, and five copper wires are tightly pressed by using a tensioning device; the lower half part winding method comprises the following steps: the pressing sequence on the left winding direction vertical winding tension device is sequentially from (c) to (c); the upper half part winding method comprises the following steps: the pressing sequence on the right winding direction vertical winding tension device is (r), (r) and (g) in sequence. The invention has the beneficial effects that: saving material and reducing consumption, and winding SF with minimum amount of copper wire6The gas-insulated transformer winding is tapped.
Description
Technical Field
The invention relates to SF6A winding method of a winding component connection area of a gas-insulated transformer belongs to the technical field of transformers.
Background
Along with the development of urban construction, the population of large and medium-sized cities is more and more, high-rise buildings, underground passages and buildings are more and more, simultaneously, the electrified railways and subways in China are in a high-speed development period, and in addition, the dependence on electric power and the consumption degree of people are higher and higher, and the power consumption is increased rapidly. SF6The gas-insulated transformer is mainly applied to occasions with concentrated population in large cities, and the SF is used at present6The main problems of the tapping and winding method of the gas-insulated transformer winding are that: the five copper wires are different in winding number of turns and wire length; the operator has various individual operation methods, different winding methods, different wire continuing sequences and different position correcting welding sequences, thereby causing no longer wire and no shorter wire, causing serious waste of copper wires, increasing consumption and production cost.
Disclosure of Invention
The invention aims to provide SF6Method for winding component connection region of gas-insulated transformer, saving material, reducing consumption, and winding SF with minimum amount of copper wire6The gas-insulated transformer winding is tapped to solve the problems existing in the background technology.
The technical scheme of the invention is as follows:
SF (sulfur hexafluoride)6Method for winding a winding division area of a gas-insulated transformer, SF6The winding component connection area of the gas-insulated transformer is formed by parallel winding of five copper wiresCopper wires are respectively expressed as (I), (II), (III), (IV) and (V); the wound wire cakes are arranged up and down symmetrically; the lower half part of the cake is wound in the left direction, and the upper half part of the cake is wound in the right direction; bottom transposition is carried out; the wire sequence is ensured to be smooth, twisting is avoided, the wire pressing sequence on the pressing device is not changed, the wire welding can be crossed before the cake is turned, and the smooth wire sequence is changed after the cake is turned corresponding to the length of a copper wire spool; the winding is vertically wound, and five copper wires are tightly pressed by using a tensioning device; the lower half part winding method comprises the following steps: the pressing sequence on the left winding direction vertical winding tension device is sequentially from (c) to (c); the upper half part winding method comprises the following steps: the pressing sequence on the right winding direction vertical winding tension device is (r), (r) and (g) in sequence.
Confirm the line length according to five copper line actual demands, separated time length customization copper line spool, promptly: 390 meters of copper wire per shaft, 2 shafts of copper wire are respectively set as first and second; 366 m/axis of copper wire, 1 axis of copper wire is defined as ③; 342 m/shaft of copper wire, 2 shafts of copper wire are respectively designated as the fourth copper wire and the fifth copper wire; then marking the spool of the copper wire with marks of (i), (ii), (iv), (v), winding according to the above method, and continuing the wire by welding wire.
The invention has the beneficial effects that: saving material and reducing consumption, and winding SF with minimum amount of copper wire6The gas-insulated transformer winding is tapped.
Drawings
FIG. 1 is a block diagram of a winding cake tap zone of the present invention;
fig. 2 is an expanded view of the lower half of the winding cake of the present invention.
Detailed Description
The invention is further illustrated by way of example in the following with reference to the accompanying drawings.
SF (sulfur hexafluoride)6Method for winding a winding division area of a gas-insulated transformer, SF6The winding component connection area of the gas-insulated transformer is formed by winding five copper wires in parallel, and the five copper wires are respectively represented by (I), (II), (III), (IV) and (V); the wound wire cakes are arranged up and down symmetrically; the lower half part of the cake is wound in the left direction, and the upper half part of the cake is wound in the right direction; bottom transposition is carried out; the wire sequence is ensured to be smooth, twisting is avoided, the wire pressing sequence on the pressing device is not changed, the wire welding can be crossed before the cake is turned, and the smooth wire sequence is changed after the cake is turned corresponding to the length of a copper wire spool; tensioning device for winding vertical windingPressing five copper wires tightly; the lower half part winding method comprises the following steps: the pressing sequence on the left winding direction vertical winding tension device is sequentially from (c) to (c); the upper half part winding method comprises the following steps: the pressing sequence on the right winding direction vertical winding tension device is (r), (r) and (g) in sequence.
Confirm the line length according to five copper line actual demands, separated time length customization copper line spool, promptly: 390 meters of copper wire per shaft, 2 shafts of copper wire are respectively set as first and second; 366 m/axis of copper wire, 1 axis of copper wire is defined as ③; 342 m/shaft of copper wire, 2 shafts of copper wire are respectively designated as the fourth copper wire and the fifth copper wire; then marking the spool of the copper wire with marks of (i), (ii), (iv), (v), winding according to the above method, and continuing the wire by welding wire.
Referring to FIG. 1, SF is shown6The winding and component-distributing area of the gas-insulated transformer is formed by winding five copper wires in parallel, the wire cakes are arranged in an up-and-down symmetrical mode, two pairs of cakes on the lower half portion are wound in the left direction, and two pairs of cakes on the upper half portion are wound in the right direction.
According to the requirements of the drawing, the length of the wire is determined according to the actual requirements of five copper wires, the three phases are combined and wired according to the process sizing, each wire gives a certain margin, namely 390 meters/shaft (2 shafts are determined as (r)), 366 meters/shaft (1 shaft is determined as (r)), 342 meters/shaft (2 shafts are determined as (r), and (v)), and then workers are guided to mark the marked wire shafts and wind the marked wire shafts according to the specified mode.
Fig. 1 is a block diagram of a wire cake, i.e. the effect of the wire cake being cut open in the radial direction. The figure comprises an upper half part and a lower half part which are symmetrical up and down and opposite in winding direction.
The winding method of the embodiment is as follows:
the bottom transposition is specified firstly, in order to ensure that the line sequence is smooth and not twisted, the line pressing sequence on the pressing device is not changed, the cross welding line before the cake is turned over can correspond to the length of the spool, and the line sequence becomes smooth after the cake is turned over.
The lower half part winding method comprises the following steps: the pressing sequence on the left winding direction vertical winding tensioning device is (III), (IV), (V) (from north to south);
winding the 36 th cake for 1 circle, then continuing the third, fourth, fifth and fifth above the second, winding 3 circles together, sequentially bending 5 outer sides for transposition, and turning over the cake; winding 5 cakes in the 35 th cake, winding the cakes into a positive cake, winding the cakes for 3 turns, cutting the cakes, (fifth) winding the cakes and (third) for 1 turn, and cutting the cakes.
Winding 1 circle of the 34 th cake, then continuing the third, fourth, fifth and the first on the second, winding 3 circles together, sequentially bending 5 outer sides to change positions, and turning over the cake; winding 5 No. 33 cakes and winding the cakes into a positive cake, winding 3 turns and cutting the cakes, winding four turns, cutting the cakes, winding five turns and cutting the cakes, and winding 1 turn and cutting the cakes.
The upper half part winding method comprises the following steps: the pressing sequence on the right winding direction vertical winding tensioning device is (fourth), (third) from north to south;
winding the 33 th cake for 1 circle, then continuing the third, fourth, fifth and second on the first, winding 3 circles together, sequentially bending 5 outer sides for transposition, and turning over the cake; winding 5 cakes in 34 th and winding the cakes into a positive cake, winding 3 turns and cutting the cakes, winding four turns, cutting the cakes, winding 1 turn and cutting the cakes.
Winding the cakes 35 firstly and secondly for 1 circle, then winding the cakes on the cakes fourthly, fifthly and thirdly for 3 circles together, and sequentially bending 5 outer sides of the cakes to change positions and turn over the cakes; winding 5 cakes in the 36 th cake, winding 3 turns, cutting, winding 1 turn, cutting.
The wire length wound in the wire cake of each wire by the winding method is just matched with the wire length customized by the wire spool, so that the drawing is met, and the copper wire is saved to the maximum extent.
Fig. 2 is an expanded view of the lower half of the coil, i.e. the planar effect after winding. The upper half is completely symmetrical with the upper half and is omitted.
Claims (2)
1. SF (sulfur hexafluoride)6The winding method of the winding component connection area of the gas insulated transformer is characterized in that: SF6The winding component connection area of the gas-insulated transformer is formed by winding five copper wires in parallel, and the five copper wires are respectively represented by (I), (II), (III), (IV) and (V); the wound wire cakes are arranged up and down symmetrically; the lower half part of the cake is wound in the left direction, and the upper half part of the cake is wound in the right direction; bottom transposition is carried out; the wire sequence is ensured to be smooth, twisting is avoided, the wire pressing sequence on the pressing device is not changed, the wire welding can be crossed before the cake is turned, and the smooth wire sequence is changed after the cake is turned corresponding to the length of a copper wire spool; the winding is vertically wound, and five copper wires are tightly pressed by using a tensioning device; the lower half part winding method comprises the following steps: the pressing sequence on the left winding direction vertical winding tension device is sequentially from (c) to (c); the upper half part winding method comprises the following steps: on the right winding direction vertical winding tension deviceThe pressing sequence is two to four.
2. SF according to claim 16The winding method of the winding component connection area of the gas insulated transformer is characterized in that: confirm the line length according to five copper line actual demands, separated time length customization copper line spool, promptly: 390 meters of copper wire per shaft, 2 shafts of copper wire are respectively set as first and second; 366 m/axis of copper wire, 1 axis of copper wire is defined as ③; 342 m/shaft of copper wire, 2 shafts of copper wire are respectively designated as the fourth copper wire and the fifth copper wire; then marking the spool of the copper wire with marks of (i), (ii), (iv), (v), starting winding, and continuing the wire through the welding wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011235871.3A CN112382503B (en) | 2020-11-09 | 2020-11-09 | Winding method of winding component distribution area of SF6 gas-insulated transformer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011235871.3A CN112382503B (en) | 2020-11-09 | 2020-11-09 | Winding method of winding component distribution area of SF6 gas-insulated transformer |
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| CN112382503A true CN112382503A (en) | 2021-02-19 |
| CN112382503B CN112382503B (en) | 2022-03-22 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202076086U (en) * | 2010-09-14 | 2011-12-14 | 济南变压器集团股份有限公司 | Single spiral type unequally-spaced transposition coil |
| CN103474230A (en) * | 2013-09-06 | 2013-12-25 | 合肥鑫伟电力设备有限公司 | Sectional cylindrical coil winding process |
| CN204390905U (en) * | 2015-02-16 | 2015-06-10 | 江西人民输变电有限公司 | Continuous cake formula founds coiling structure |
| CN106920674A (en) * | 2017-03-09 | 2017-07-04 | 山东电力设备有限公司 | The winding method of line circle entangles in a kind of company |
| CN207909697U (en) * | 2017-09-26 | 2018-09-25 | 西安天虹电气有限公司 | A kind of transformer non-exciting regulation wire turn structure |
| CN109509622A (en) * | 2019-01-10 | 2019-03-22 | 特变电工湖南工程有限公司 | More conducting wires and around fully continuous type coil and transformer |
-
2020
- 2020-11-09 CN CN202011235871.3A patent/CN112382503B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202076086U (en) * | 2010-09-14 | 2011-12-14 | 济南变压器集团股份有限公司 | Single spiral type unequally-spaced transposition coil |
| CN103474230A (en) * | 2013-09-06 | 2013-12-25 | 合肥鑫伟电力设备有限公司 | Sectional cylindrical coil winding process |
| CN204390905U (en) * | 2015-02-16 | 2015-06-10 | 江西人民输变电有限公司 | Continuous cake formula founds coiling structure |
| CN106920674A (en) * | 2017-03-09 | 2017-07-04 | 山东电力设备有限公司 | The winding method of line circle entangles in a kind of company |
| CN207909697U (en) * | 2017-09-26 | 2018-09-25 | 西安天虹电气有限公司 | A kind of transformer non-exciting regulation wire turn structure |
| CN109509622A (en) * | 2019-01-10 | 2019-03-22 | 特变电工湖南工程有限公司 | More conducting wires and around fully continuous type coil and transformer |
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| CN112382503B (en) | 2022-03-22 |
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