CN103050257A - Low-voltage regulating transformer - Google Patents
Low-voltage regulating transformer Download PDFInfo
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- CN103050257A CN103050257A CN2012105651993A CN201210565199A CN103050257A CN 103050257 A CN103050257 A CN 103050257A CN 2012105651993 A CN2012105651993 A CN 2012105651993A CN 201210565199 A CN201210565199 A CN 201210565199A CN 103050257 A CN103050257 A CN 103050257A
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Abstract
The invention relates to a low-voltage regulating transformer and belongs to the technical field of manufacture of transformers. According to the technical scheme, a voltage regulator is serially connected to a low-voltage winding of a power transformer and comprises two windings and a regulator core, one winding is a series winding (6) serially connected with a low-voltage winding (3) of the transformer, the other winding is an exciting winding (7) connected with a power supply winding (2), and the power supply winding (2) in the transformer is used to power the regulator. A tap regulating device of the regulator is connected with the exciting winding of the regulator, or connected with the power supply winding, which is inside the regulator and powers the regulator. Voltage of the series winding (6) in different tapping modes is optionally changed by adjusting the number of turns of the power supply winding (2), the exciting winding (7) and the series winding (6), so that voltage of the low-voltage winding is regulated accurately. The low-voltage regulating transformer has the advantage that the voltage of the low voltage winding of the low-voltage regulating transformer can be regulated accurately.
Description
Technical field
The present invention relates to a kind of low-pressure adjusting pressure transformer, belong to technical field of transformer manufacturing.
Background technology
At present, when needs change power transformer low pressure winding voltage, because the power transformer capacity is larger, if the low pressure winding voltage is lower, when the pressure adjusting structure of employing background technology is regulated low voltage voltage, the tapping voltage that the standard that often is not being met or user's deviation require, this just needs a kind of novel low-pressure adjusting pressure transformer, can carry out precise voltage to low pressure and regulate.
Summary of the invention
The purpose of this invention is to provide a kind of low-pressure adjusting pressure transformer, its low pressure can be carried out accurate voltage-regulation, solves the problems referred to above that background technology exists.
Technical scheme of the present invention is:
A kind of low-pressure adjusting pressure transformer, voltage regulator of low pressure windings in series at power transformer, this voltage regulator comprises two windings and voltage regulator is unshakable in one's determination, one of them winding is the series connection winding, low pressure windings in series with transformer, another winding is excitation winding, is connected with the power supply winding that is used to the voltage regulator power supply in the transformer; Tap adjusting device and the voltage regulator excitation winding of voltage regulator are joined, or with transformer in join for the power supply winding of voltage regulator power supply; Voltage when connecting the different tap of winding by adjusting the number of turn of power supply winding, excitation winding and series connection winding, freely changing, thus realize low pressure winding voltage precise pressure regulation.
Power supply winding, low pressure winding and high pressure winding are arranged on the transformer iron core column from inside to outside successively, and voltage regulator series connection winding and excitation winding are arranged on the voltage regulator iron core column from inside to outside successively.
Voltage regulator excitation winding and transformer-supplied winding connect and compose individual electrical loop.
The low pressure windings in series of voltage regulator series connection winding and transformer is used for changing the low pressure winding voltage, and voltage regulator excitation winding and power supply winding connect and compose individual electrical loop, are used for voltage regulator is carried out excitation.Voltage regulator tap adjusting device can be joined with the voltage regulator excitation winding, also can join with the transformer-supplied winding, is used for changing voltage regulator excitation winding voltage.By the number of turn of adjustment power supply winding, voltage regulator excitation winding and voltage regulator series connection winding, thus the voltage in the time of can freely changing the different tap of voltage regulator series connection winding, thus realization is to low pressure winding voltage precise pressure regulation.
Transformer iron core column of the present invention, power supply winding, low pressure winding, high pressure winding, voltage regulator iron core column, series connection winding, excitation winding are arranged in the fuel tank, are the single box structure.
Good effect of the present invention is: can realize the low pressure winding of low-pressure adjusting pressure transformer is carried out precise pressure regulation.
Description of drawings
Fig. 1 is the embodiment of the invention one elementary diagram;
Fig. 2 is the embodiment of the invention two elementary diagrams;
Among the figure: transformer iron core column 1, power supply winding 2, low pressure winding 3, high pressure winding 4, voltage regulator iron core column 5, series connection winding 6, excitation winding 7.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described by embodiment.
Embodiment one, with reference to accompanying drawing 1, a kind of low-pressure adjusting pressure transformer, voltage regulator of low pressure windings in series at power transformer, this voltage regulator comprises two windings and voltage regulator is unshakable in one's determination, and one of them winding is connected with the low pressure winding 3 of transformer for series connection winding 6, another winding is excitation winding 7, is connected with the power supply winding 2 that is used to the voltage regulator power supply in the transformer; Tap adjusting device and the voltage regulator excitation winding of voltage regulator are joined.
Power supply winding 2, low pressure winding 3 and high pressure winding 4 are arranged on the transformer iron core column 1 from inside to outside successively, and voltage regulator series connection winding 6 and excitation winding 7 are arranged on the voltage regulator iron core column 5 from inside to outside successively.
Voltage regulator excitation winding 7 and transformer-supplied winding 2 connect and compose individual electrical loop.
Transformer iron core column 1 of the present invention, power supply winding 2, low pressure winding 3, high pressure winding 4, voltage regulator iron core column 5, series connection winding 6, excitation winding 7 are arranged in the fuel tank, are the single box structure.
Embodiment two, with reference to accompanying drawing 2, a kind of low-pressure adjusting pressure transformer, voltage regulator of low pressure windings in series at power transformer, this voltage regulator comprises two windings and voltage regulator is unshakable in one's determination, and one of them winding is connected with the low pressure winding 3 of transformer for series connection winding 6, another winding is excitation winding 7, is connected with the power supply winding 2 that is used to the voltage regulator power supply in the transformer; Power supply winding for the voltage regulator power supply in the tap adjusting device of voltage regulator and the transformer joins.
Claims (4)
1. low-pressure adjusting pressure transformer, it is characterized in that: at voltage regulator of low pressure windings in series of power transformer, this voltage regulator comprises two windings and voltage regulator is unshakable in one's determination, one of them winding is series connection winding (6), connect with the low pressure winding (3) of transformer, another winding is excitation winding (7), is connected with the power supply winding (2) that is used to the voltage regulator power supply in the transformer; Tap adjusting device and the voltage regulator excitation winding of voltage regulator are joined, or with transformer in join for the power supply winding of voltage regulator power supply; By adjusting the number of turn of power supply winding (2), excitation winding (7) and series connection winding (6), freely change the voltage when connecting the different tap of winding (6), thereby realize low pressure winding voltage precise pressure regulation.
2. a kind of low-pressure adjusting pressure transformer according to claim 1, it is characterized in that: power supply winding (2), low pressure winding (3) and high pressure winding (4) are arranged on the transformer iron core column (1) from inside to outside successively, and voltage regulator series connection winding (6) and excitation winding (7) are arranged on the voltage regulator iron core column (5) from inside to outside successively.
3. a kind of low-pressure adjusting pressure transformer according to claim 1 and 2, it is characterized in that: voltage regulator excitation winding (7) and transformer-supplied winding (2) connect and compose individual electrical loop.
4. a kind of low-pressure adjusting pressure transformer according to claim 1 and 2, it is characterized in that: transformer iron core column (1), power supply winding (2), low pressure winding (3), high pressure winding (4), voltage regulator iron core column (5), series connection winding (6), excitation winding (7) are arranged in the fuel tank, are the single box structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105651993A CN103050257A (en) | 2012-12-24 | 2012-12-24 | Low-voltage regulating transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105651993A CN103050257A (en) | 2012-12-24 | 2012-12-24 | Low-voltage regulating transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103050257A true CN103050257A (en) | 2013-04-17 |
Family
ID=48062866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012105651993A Pending CN103050257A (en) | 2012-12-24 | 2012-12-24 | Low-voltage regulating transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103050257A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105006356A (en) * | 2015-07-29 | 2015-10-28 | 苏州上电科电气设备有限公司 | Voltage regulation power transformer |
| CN112951560A (en) * | 2021-03-22 | 2021-06-11 | 保定天威保变电气股份有限公司 | Single-phase generator transformer with variable low-voltage rated voltage and method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1971778A (en) * | 2006-08-23 | 2007-05-30 | 特变电工沈阳变压器集团有限公司技术中心 | Single-phase self-coupling on-load voltage-regulating transformer |
| CN200972819Y (en) * | 2006-11-23 | 2007-11-07 | 西安西电变压器有限责任公司 | Extra-high voltage self auto-transformer |
| CN201174313Y (en) * | 2007-12-28 | 2008-12-31 | 保定天威集团有限公司 | Extra-high voltage single-phase autotransformer |
| CN102420043A (en) * | 2011-12-05 | 2012-04-18 | 保定天威集团有限公司 | Single-phase high-impedance auto-transformer |
-
2012
- 2012-12-24 CN CN2012105651993A patent/CN103050257A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1971778A (en) * | 2006-08-23 | 2007-05-30 | 特变电工沈阳变压器集团有限公司技术中心 | Single-phase self-coupling on-load voltage-regulating transformer |
| CN200972819Y (en) * | 2006-11-23 | 2007-11-07 | 西安西电变压器有限责任公司 | Extra-high voltage self auto-transformer |
| CN201174313Y (en) * | 2007-12-28 | 2008-12-31 | 保定天威集团有限公司 | Extra-high voltage single-phase autotransformer |
| CN102420043A (en) * | 2011-12-05 | 2012-04-18 | 保定天威集团有限公司 | Single-phase high-impedance auto-transformer |
Non-Patent Citations (1)
| Title |
|---|
| 陈齐 等: "低压侧有载调压变压器设计", 《变压器》, vol. 45, no. 7, 8 July 2008 (2008-07-08) * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105006356A (en) * | 2015-07-29 | 2015-10-28 | 苏州上电科电气设备有限公司 | Voltage regulation power transformer |
| CN112951560A (en) * | 2021-03-22 | 2021-06-11 | 保定天威保变电气股份有限公司 | Single-phase generator transformer with variable low-voltage rated voltage and method |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130417 |