CN112992511A - Three-phase adjustable parallel reactor wiring structure adopting fixed connection type tapping windings - Google Patents
Three-phase adjustable parallel reactor wiring structure adopting fixed connection type tapping windings Download PDFInfo
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- CN112992511A CN112992511A CN202110300316.2A CN202110300316A CN112992511A CN 112992511 A CN112992511 A CN 112992511A CN 202110300316 A CN202110300316 A CN 202110300316A CN 112992511 A CN112992511 A CN 112992511A
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- phase
- tapping
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/02—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings
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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
Abstract
The invention relates to a three-phase adjustable parallel reactor wiring structure adopting a fixed connection type tapping winding, and belongs to the technical field of reactor manufacturing. The technical scheme is as follows: each looks of three-phase integral type shunt reactor all adopts adjustable reactor main winding (1) and fixed connection formula tapping winding (2) series connection mode, and two sets of three-phase tapping switches are connected respectively to every looks fixed connection formula tapping winding of three-phase integral type shunt reactor, wherein: a first group of three-phase tapping switches (3) connected with the main winding (1) of the adjustable reactor adopt single-phase independent tapping switches, a second group of three-phase tapping switches (4) connected with a neutral point adopt three-phase integrated tapping switches, and the two groups of three-phase tapping switches adjust the number of turns of the fixedly connected tapping windings. The invention has the beneficial effects that: the three-phase adjustable parallel reactor is used for a three-phase integrated adjustable reactor, realizes that the reactance value of the three-phase adjustable parallel reactor is adjusted on a large scale, is convenient and practical, and improves the competitiveness of products.
Description
Technical Field
The invention relates to a three-phase adjustable parallel reactor wiring structure adopting a fixed connection type tapping winding, and belongs to the technical field of reactor manufacturing.
Background
Conventionally, for an adjustable reactor which adopts a mechanical tap switch to adjust a reactance value, the adjustment range of the reactance value is relatively small, so that the structure of a tap winding is relatively simple. However, as tunable reactors are used more and more, the range of the required tuning reactance value is larger, and therefore, a new tap winding structure and a more complex tap switch structure are needed to adapt to the larger tuning reactance range.
Disclosure of Invention
The invention aims to provide a three-phase adjustable parallel reactor wiring structure adopting a fixed connection type shunting winding, which is used for a three-phase integrated adjustable reactor, realizes the large-range adjustment of a reactance value of the three-phase adjustable parallel reactor, is convenient and practical, improves the product competitiveness and solves the problems in the background art.
The technical scheme of the invention is as follows:
the utility model provides an adopt adjustable shunt reactor wiring structure of three-phase of fixed connection formula shunting winding for three-phase integral type shunt reactor, each looks of three-phase integral type shunt reactor all adopts adjustable reactor main winding and fixed connection formula shunting winding series mode, and two sets of three-phase shunting switches are connected respectively to every looks fixed connection formula shunting winding of three-phase integral type shunt reactor, wherein: the first group of three-phase tapping switches connected with the main winding of the adjustable reactor adopt single-phase independent tapping switches, the second group of three-phase tapping switches connected with a neutral point adopt three-phase integrated tapping switches, the two groups of three-phase tapping switches adjust the number of turns of the fixedly connected tapping windings, and the large-range reactance value adjustment of the three-phase integrated shunt reactor is realized; the fixed connection type tapping winding is formed by connecting two tapping windings in series through a fixed connecting wire.
The reactance value adjusting range of the three-phase integrated shunt reactor is larger than 80%.
The first group of three-phase tapping switches are single-phase independent tapping switches and are connected between the main winding of the adjustable reactor and the fixed connection type tapping winding; the second group of three-phase tapping switches are three-phase integrated tapping switches and are connected between the neutral point of the three-phase integrated shunt reactor and the fixed connection type tapping windings.
The invention has the beneficial effects that: the three-phase adjustable parallel reactor is used for a three-phase integrated adjustable reactor, realizes that the reactance value of the three-phase adjustable parallel reactor is adjusted on a large scale, is convenient and practical, and improves the competitiveness of products.
Drawings
FIG. 1 is a wiring diagram of an embodiment of the present invention;
in the figure: the adjustable reactor comprises an adjustable reactor main winding 1, a fixed connection type tapping winding 2, a first group of three-phase tapping switches 3, a second group of three-phase tapping switches 4 and a fixed connecting wire 5.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings.
The utility model provides an adopt adjustable shunt reactor wiring structure of three-phase of fixed connection formula shunting winding for three-phase integral type shunt reactor, adjustable reactor main winding 1 and 2 series connection modes of fixed connection formula shunting winding are all adopted to each looks of three-phase integral type shunt reactor, and two sets of three-phase shunting switches are connected respectively to every looks fixed connection formula shunting winding of three-phase integral type shunt reactor, wherein: the first group of three-phase tapping switches 3 connected with the main winding 1 of the adjustable reactor adopt single-phase independent tapping switches, the second group of three-phase tapping switches 4 connected with a neutral point adopt three-phase integrated tapping switches, the two groups of three-phase tapping switches adjust the number of turns of the fixedly connected tapping windings, and the large-range reactance value adjustment of the three-phase integrated shunt reactor is realized; the fixed connection type tapping winding 2 is formed by connecting two tapping windings in series through a fixed connecting wire 5.
The reactance value adjusting range of the three-phase integrated shunt reactor is larger than 80%.
The first group of three-phase tapping switches are single-phase independent tapping switches and are connected between the adjustable reactor main winding 1 and the fixed connection type tapping windings; the second group of three-phase tapping switches are three-phase integrated tapping switches and are connected between the neutral point of the three-phase integrated shunt reactor and the fixed connection type tapping windings.
The first group of three-phase tap switches 3 and the second group of three-phase tap switches 4 adjust the number of turns of the fixedly connected tap windings 2, wherein: the neutral point connecting second group of three-phase tap switches 4 adopts a three-phase integrated tap switch to save cost, and the first group of three-phase tap switches 3 must adopt three tap switches in the form of single-phase independent switches.
Claims (3)
1. The utility model provides an adopt adjustable shunt reactor wiring structure of three-phase of fixed connection formula shunting winding for three-phase integral type shunt reactor, its characterized in that: each looks of three-phase integral type shunt reactor all adopts adjustable reactor main winding (1) and fixed connection formula tapping winding (2) series connection mode, and two sets of three-phase tapping switches are connected respectively to every looks fixed connection formula tapping winding of three-phase integral type shunt reactor, wherein: a first group of three-phase tapping switches (3) connected with the main winding (1) of the adjustable reactor adopt single-phase independent tapping switches, a second group of three-phase tapping switches (4) connected with a neutral point adopt three-phase integrated tapping switches, the two groups of three-phase tapping switches adjust the number of turns of the fixedly connected tapping windings, and the large-range reactance value adjustment of the three-phase integrated shunt reactor is realized; the fixed connection type tapping winding (2) is formed by connecting two tapping windings in series through a fixed connecting wire (5).
2. The connection structure of the three-phase adjustable shunt reactor adopting the fixed connection type tapping winding according to claim 1, is characterized in that: the reactance value adjusting range of the three-phase integrated shunt reactor is larger than 80%.
3. The three-phase adjustable shunt reactor connection structure using the fixed connection type tap winding according to claim 1 or 2, characterized in that: the first group of three-phase tapping switches are single-phase independent tapping switches and are connected between the adjustable reactor main winding (1) and the fixed connection type tapping windings; the second group of three-phase tapping switches are three-phase integrated tapping switches and are connected between the neutral point of the three-phase integrated shunt reactor and the fixed connection type tapping windings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110300316.2A CN112992511A (en) | 2021-03-22 | 2021-03-22 | Three-phase adjustable parallel reactor wiring structure adopting fixed connection type tapping windings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110300316.2A CN112992511A (en) | 2021-03-22 | 2021-03-22 | Three-phase adjustable parallel reactor wiring structure adopting fixed connection type tapping windings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112992511A true CN112992511A (en) | 2021-06-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110300316.2A Pending CN112992511A (en) | 2021-03-22 | 2021-03-22 | Three-phase adjustable parallel reactor wiring structure adopting fixed connection type tapping windings |
Country Status (1)
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| CN (1) | CN112992511A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB279705A (en) * | 1927-03-31 | 1927-11-03 | British Thomson Houston Co Ltd | Improvements relating to electric transformers |
| GB998138A (en) * | 1961-03-01 | 1965-07-14 | Kobayashi Hiroshi | Three-phase voltage regulator |
| JPS63209113A (en) * | 1987-02-25 | 1988-08-30 | Toshiba Corp | Winding with tap changing device |
| CN201222418Y (en) * | 2008-05-14 | 2009-04-15 | 北京思能达电力技术有限公司 | Sectional type adjustable reactor |
| CN103259416A (en) * | 2012-02-21 | 2013-08-21 | 陈守君 | Magnetic voltage regulation power supply and power saving method thereof |
| CN104157432A (en) * | 2014-07-11 | 2014-11-19 | 戴如宏 | Adjustable reactor with three-dimensional roll core |
| CN104752042A (en) * | 2013-12-26 | 2015-07-01 | 特变电工沈阳变压器集团有限公司 | Clearance iron core reactor with load switch or no-load switch and adjusting method thereof |
| CN105556815A (en) * | 2014-08-22 | 2016-05-04 | 赖茵豪森机械制造公司 | Switching arrangement comprising two on-load tap changers, electric system comprising a switching arrangement of said type, and use thereof |
| CN106533221A (en) * | 2016-12-08 | 2017-03-22 | 株洲中车时代装备技术有限公司 | High-power universal PWM rectifier and control method thereof |
-
2021
- 2021-03-22 CN CN202110300316.2A patent/CN112992511A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB279705A (en) * | 1927-03-31 | 1927-11-03 | British Thomson Houston Co Ltd | Improvements relating to electric transformers |
| GB998138A (en) * | 1961-03-01 | 1965-07-14 | Kobayashi Hiroshi | Three-phase voltage regulator |
| JPS63209113A (en) * | 1987-02-25 | 1988-08-30 | Toshiba Corp | Winding with tap changing device |
| CN201222418Y (en) * | 2008-05-14 | 2009-04-15 | 北京思能达电力技术有限公司 | Sectional type adjustable reactor |
| CN103259416A (en) * | 2012-02-21 | 2013-08-21 | 陈守君 | Magnetic voltage regulation power supply and power saving method thereof |
| CN104752042A (en) * | 2013-12-26 | 2015-07-01 | 特变电工沈阳变压器集团有限公司 | Clearance iron core reactor with load switch or no-load switch and adjusting method thereof |
| CN104157432A (en) * | 2014-07-11 | 2014-11-19 | 戴如宏 | Adjustable reactor with three-dimensional roll core |
| CN105556815A (en) * | 2014-08-22 | 2016-05-04 | 赖茵豪森机械制造公司 | Switching arrangement comprising two on-load tap changers, electric system comprising a switching arrangement of said type, and use thereof |
| CN106533221A (en) * | 2016-12-08 | 2017-03-22 | 株洲中车时代装备技术有限公司 | High-power universal PWM rectifier and control method thereof |
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Application publication date: 20210618 |