CN106816294A - A kind of pair of high pressure shares a Multifunction transformer for voltage regulation coil - Google Patents
A kind of pair of high pressure shares a Multifunction transformer for voltage regulation coil Download PDFInfo
- Publication number
- CN106816294A CN106816294A CN201510869199.6A CN201510869199A CN106816294A CN 106816294 A CN106816294 A CN 106816294A CN 201510869199 A CN201510869199 A CN 201510869199A CN 106816294 A CN106816294 A CN 106816294A
- Authority
- CN
- China
- Prior art keywords
- high pressure
- winding
- bushing
- transformer
- low
- 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.)
- Granted
Links
Landscapes
- Housings And Mounting Of Transformers (AREA)
Abstract
A Multifunction transformer for voltage regulation coil is shared the present invention relates to a kind of pair of high pressure, including high pressure winding, low pressure winding, fuel tank, bushing, low-tension bushing and high pressure neutral bushing, also there is load ratio bridging switch and off circuit tap changer simultaneously, the two is located at the long axis centerline both sides of transformer；High pressure winding is two, that is the winding of high pressure I and the winding of high pressure II, three-phase three-column core construction is set in fuel tank, low pressure winding, the winding of high pressure I, the winding of high pressure II and tap-changing windings are respectively installed with from inside to outside on three-phase three-column iron core, the winding of high pressure I is connected in series with the winding of high pressure II by without field switch, high pressure I, II Winding tap are drawn in upper end by three bushings for sharing.The present invention is capable of achieving two kinds of voltages of range of regulation, can both meet two kinds of voltage outputs of range of regulation, while meeting the technical parameter of transformer, cost-effectiveness requirement, transport and basic load-bearing.
Description
Technical field
The present invention relates to technical field of transformer manufacturing, specifically a pair of high pressure shares a pressure regulation
The Multifunction transformer of coil.
Background technology
External transformer is mostly applied to electric power increase-volume or standby as the power transmission and transforming equipment of power industry
The occasions such as transformer, suffer from the limit of technical parameter, manufacturing cost, transport and basic load-bearing etc.
System.If using conventional structure, under conditions of original transformer technology parameter is met, may result in
The increase of transformer manufacturing cost and weight, i.e., can not meet the requirement of economy, can not meet fortune
The requirement of defeated and field basic load-bearing.The different voltages of two kinds of high pressure and range of regulation are realized, according to normal
Rule structure, it is necessary to two sets of independent high-tension coils and voltage regulation coil are, it is necessary to draw six bushings,
Complex structure, high cost.Therefore need to be realized using special structure changing for voltage and range of regulation
Become, while meeting the requirement of the requirement of economy, transport and field basic load-bearing.
Mesh the first two high-tension coil shares a voltage regulation coil, realizes two kinds of transformations of range of regulation voltage
There is not been reported for device.
The content of the invention
The different voltages of two kinds of high pressure and range of regulation cannot be realized for Multifunction transformer in the prior art
Etc. weak point, the technical problem to be solved in the present invention is to provide a kind of while meeting the technology of transformer
Parameter, cost-effectiveness requirement, transport and basic load-bearing, realize that two kinds of double high pressures of range of regulation share one
The Multifunction transformer of individual voltage regulation coil.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
The shared Multifunction transformer for voltage regulation coil of a kind of pair of high pressure of the present invention, including high pressure winding,
Low pressure winding, fuel tank, bushing, low-tension bushing and high pressure neutral bushing, also have simultaneously
Load ratio bridging switch and off circuit tap changer, the two is located at the long axis centerline both sides of transformer；It is high
Pressure winding is that three-phase three-column knot unshakable in one's determination is set in two, the i.e. winding of high pressure I and the winding of high pressure II, fuel tank
Structure, low pressure winding, the winding of high pressure I, high pressure II are respectively installed with three-phase three-column iron core from inside to outside
Winding and tap-changing windings, the winding of high pressure I are connected in series with the winding of high pressure II by without field switch,
High pressure I, II Winding tap are drawn in upper end by three bushings for sharing.
The three-phase transformer closed magnetic that the three-phase three-column iron core is made up of three core limbs, four iron yokes
Road, installs, lower clamping piece and upper and lower folder web.
Bushing is drawn from high pressure winding I, II end；High pressure neutral bushing is leaned on positioned at high-pressure side
Nearly off circuit tap changer, high pressure neutral bushing is drawn directly be connected with neutral point lead vertically；It is low
Gland pipe is located at the low-pressure side of fuel tank, and point six sleeve pipes are vertically drawn, and low-tension bushing goes out with low pressure winding
The low-voltage lead connection that head is drawn.
Oil conservater is located at the fuel tank top opposite side relative with switch, parallel to transformer long axis direction simultaneously
Stretch out along major axis.
The high-pressure side of fuel tank is arranged in cooling device set of packets, bushing directly draws from fuel tank top
Go out.
High pressure neutral bushing is arranged in direction of the high-pressure side away from bushing.
There are six low pressure to rise dais, it is, dress formula structure, to connect low pressure that the low pressure rises dais on fuel tank
Sleeve pipe.
The winding of high pressure I is left around to the winding of high pressure II is for left around to two high-tension coils are encouraged by nothing
Magnetic switch is connected in series.
The invention has the advantages that and advantage:
1. the present invention shares a voltage regulation coil by two high-tension coils, realizes two kinds of range of regulation
Voltage, can both meet two kinds of voltage outputs of range of regulation, at the same meet the technical parameter of transformer,
Cost-effectiveness requirement, transport and basic load-bearing.
2. high-tension coil of the present invention I and high-tension coil II are connected in series by without field switch, can be not
With two kinds of high tension voltages are realized in the case of two independent completion high-tension coils, a basic coil is realized
A kind of high pressure, two high-tension coils are connected in series another high tension voltage of realization by without field switch,
Realize that two kinds of high tension voltages save a high-tension coil again, the consumption of saving copper is lightweight, meet
Live weight demands, good economy performance.
3. the present invention placed load ratio bridging switch respectively in the long axis centerline both sides of transformer and nothing is encouraged
Magnetic shunting switch, construction of switch connection and reasonable arrangement, effectively using shaft space long, saves the use of transformer oil
Amount, meets live weight demands, good economy performance.
4. low-tension bushing of the present invention is located at the low-pressure side of fuel tank, and point six sleeve pipes are vertically drawn, in fuel tank
Triangle joint is realized in outside, can meet the requirement of live difference connection set.
5. it is of the invention to research and develop successfully, there is larger breakthrough in the design of transformer, while meeting
The technical parameter of transformer, cost-effectiveness requirement, transport and basic load-bearing, meet user to greatest extent will
Ask.
Brief description of the drawings
Fig. 1 is transformer front view of the present invention；
Fig. 2 is the lateral plan of transformer of the present invention；
Fig. 3 is the top view of Fig. 1；
Fig. 4 is nameplate winding connection schematic diagram of the present invention；
Fig. 5 is winding connection schematic diagram of the present invention.
Wherein, 1 is transformer body；2 is bushing；3 is low-tension bushing；4 is neutral high pressure
Point sleeve pipe；5 is oil conservater；6 is fuel tank；7 is cooling device；8 is upper clamping piece；9 is lower clamping piece；
10 is upper clamping piece web；11 is lower clamping piece web；12 is that low pressure rises dais；13 is the winding of high pressure I；
The winding of 14 high pressure II；15 is load ratio bridging switch；16 is off circuit tap changer；17 is high voltage winding
Lift one's head on I top of group；18 lift one's head for the top of high pressure winding II.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.
As shown in Figures 1 to 3, the double high pressures of the present invention share a Multifunction transformer for voltage regulation coil, bag
Include high pressure winding, low pressure winding, fuel tank 6, bushing 2, low-tension bushing 3 and high pressure neutral point
Sleeve pipe 4, also has load ratio bridging switch 15 and off circuit tap changer 16 simultaneously, and the two is located at transformation
The long axis centerline both sides of device main body 1；High pressure winding is two, the i.e. winding 13 of high pressure I and high pressure II
Three-phase three-column core construction is set in winding 14, fuel tank 6, is distinguished from inside to outside on three-phase three-column iron core
Be set with low pressure winding, the winding 13 of high pressure I, the winding 14 of high pressure II and tap-changing windings, high pressure I around
Group 13 is connected in series with the winding 14 of high pressure II by without field switch 16, high pressure I, II Winding tap
In upper end, drawn by three bushings 2 for sharing, realize 220kV and two kinds of voltages of 150kV
Output.
In the present embodiment, the winding 13 (150kV) of high pressure I passes through nothing with the winding of high pressure II (70kV)
Excited tapping switch 16 is connected, and the winding of high pressure I is for left around to the winding of high pressure II is for left around to realization
220kV and two kinds of high pressures of 150kV, and voltage regulation coil is respectively connected to, a basic coil realizes one kind
High pressure, two high-tension coils by being connected in series without field switch after realize another high tension voltage, it is real
Existing two kinds of range of regulation.
In the present embodiment, bushing 2 is directly drawn vertically from high pressure winding terminal portion；Oil conservater 5
In 16 relative opposite sides of fuel tank top and switch, parallel to transformer long axis direction, simultaneously extending shaft is outside
Extend；The high-pressure side of fuel tank 6 is arranged in the set of packets of cooling device 7, with the major axis of transformer body 1
Direction is parallel.Packet centralized arrangement is to be divided into two groups, every group of six radiators, and two composition as listed are in fuel tank 6
High-pressure side, two groups of oil circuit independences；Six extractions of low-tension bushing 3 point, realize triangle outside fuel tank
Connection.
Core construction uses three-phase three-column structure, and three phase transformation is constituted by three core limbs and four iron yokes
The closed magnetic circuit of depressor.Simultaneously ensured using iron-core draw-board, folder and feet lamination clamping,
Mechanical strength under the lifting of device body, compression and short-circuit condition.Folder from top to bottom web 14,15 shapes unshakable in one's determination
Into framework unshakable in one's determination.
It is cylinder mode that low pressure rises dais 12, is assembling structure.
As shown in Figure 4,5, it is unshakable in one's determination that three-phase three-column is set in fuel tank 6, is covered respectively on three-phase three-column iron core
Equipped with low pressure winding, high pressure winding I 13 (150kV), tap-changing windings, high pressure winding II 14 (70kV)；
High pressure winding I 13 (150kV) is gone here and there with high pressure winding II (70kV) by off circuit tap changer 16
Connection, realizes 220kV and two kinds of high pressures of 150kV, and is respectively connected to voltage regulation coil, realizes two kinds of pressure regulation
Scope.
Claims (8)
1. a kind of pair of high pressure shares a Multifunction transformer for voltage regulation coil, including high pressure winding, low
Pressure winding, fuel tank, bushing, low-tension bushing and high pressure neutral bushing, it is characterised in that：
Also there is load ratio bridging switch and off circuit tap changer simultaneously, the two is located at the major axis center of transformer
Line both sides；High pressure winding is that three-phase is set in two, the i.e. winding of high pressure I and the winding of high pressure II, fuel tank
Three post core constructions, three-phase three-column iron core on be respectively installed with from inside to outside low pressure winding, high pressure I around
Group, the winding of high pressure II and tap-changing windings, the winding of high pressure I is with the winding of high pressure II by without field switch
It is connected in series, high pressure I, II Winding tap are drawn in upper end by three bushings for sharing.
2. double high pressures as described in claim 1 share a Multifunction transformer for voltage regulation coil, its
It is characterised by：The three-phase transformer that the three-phase three-column iron core is made up of three core limbs, four iron yokes
Closed magnetic circuit, installs, lower clamping piece and upper and lower folder web.
3. double high pressures as described in claim 1 share a Multifunction transformer for voltage regulation coil, its
It is characterised by：Bushing is drawn from high pressure winding I, II end；High pressure neutral bushing is located at height
Near off circuit tap changer, high pressure neutral bushing is drawn directly connect with neutral point lead vertically for pressure side
Connect；Low-tension bushing is located at the low-pressure side of fuel tank, and point six sleeve pipes are vertically drawn, low-tension bushing and low pressure
The low-voltage lead connection that Winding tap is drawn.
4. double high pressures as described in claim 1 share a Multifunction transformer for voltage regulation coil, its
It is characterised by：Oil conservater is located at the fuel tank top opposite side relative with switch, parallel to transformer major axis
Direction simultaneously stretches out along major axis.
5. double high pressures as described in claim 1 share a Multifunction transformer for voltage regulation coil, its
It is characterised by：The high-pressure side of fuel tank is arranged in cooling device set of packets, bushing is directly from fuel tank
Draw on top.
6. double high pressures as described in claim 1 share a Multifunction transformer for voltage regulation coil, its
It is characterised by：High pressure neutral bushing is arranged in direction of the high-pressure side away from bushing.
7. double high pressures as described in claim 1 share a Multifunction transformer for voltage regulation coil, its
It is characterised by：There are six low pressure to rise dais, it is, dress formula structure, to connect that the low pressure rises dais on fuel tank
Connect low-tension bushing.
8. double high pressures as described in claim 1 share a Multifunction transformer for voltage regulation coil, its
It is characterised by：The winding of high pressure I is for left around to the winding of high pressure II is for left around to two high-tension coils lead to
Cross and be connected in series without field switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510869199.6A CN106816294B (en) | 2015-11-30 | 2015-11-30 | A kind of double high pressures share the Multifunction transformer of a voltage regulation coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510869199.6A CN106816294B (en) | 2015-11-30 | 2015-11-30 | A kind of double high pressures share the Multifunction transformer of a voltage regulation coil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106816294A true CN106816294A (en) | 2017-06-09 |
| CN106816294B CN106816294B (en) | 2019-03-01 |
Family
ID=59107898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510869199.6A Active CN106816294B (en) | 2015-11-30 | 2015-11-30 | A kind of double high pressures share the Multifunction transformer of a voltage regulation coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106816294B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108806957A (en) * | 2018-05-28 | 2018-11-13 | 保定天威保变电气股份有限公司 | A kind of novel extra-high voltage water cooling combined transformer and its transport assemble method |
| CN111816428A (en) * | 2020-06-19 | 2020-10-23 | 山东电力设备有限公司 | 220KV three-winding medium-voltage dual-voltage transformer lead structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN103337348A (en) * | 2013-06-28 | 2013-10-02 | 山东达驰电气有限公司 | Split winding type transformer |
| CN103500632A (en) * | 2013-09-29 | 2014-01-08 | 特变电工沈阳变压器集团有限公司 | 66kV burst short circuit transformer |
| CN103680883A (en) * | 2013-12-25 | 2014-03-26 | 保定天威保变电气股份有限公司 | 500kV-level split on-load voltage regulation power transformer |
| CN204289068U (en) * | 2014-12-15 | 2015-04-22 | 中国西电电气股份有限公司 | A kind of on-load voltage regulation single-phase traction transformer |
-
2015
- 2015-11-30 CN CN201510869199.6A patent/CN106816294B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN103337348A (en) * | 2013-06-28 | 2013-10-02 | 山东达驰电气有限公司 | Split winding type transformer |
| CN103500632A (en) * | 2013-09-29 | 2014-01-08 | 特变电工沈阳变压器集团有限公司 | 66kV burst short circuit transformer |
| CN103680883A (en) * | 2013-12-25 | 2014-03-26 | 保定天威保变电气股份有限公司 | 500kV-level split on-load voltage regulation power transformer |
| CN204289068U (en) * | 2014-12-15 | 2015-04-22 | 中国西电电气股份有限公司 | A kind of on-load voltage regulation single-phase traction transformer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108806957A (en) * | 2018-05-28 | 2018-11-13 | 保定天威保变电气股份有限公司 | A kind of novel extra-high voltage water cooling combined transformer and its transport assemble method |
| CN111816428A (en) * | 2020-06-19 | 2020-10-23 | 山东电力设备有限公司 | 220KV three-winding medium-voltage dual-voltage transformer lead structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106816294B (en) | 2019-03-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105719799B (en) | A kind of transformer with split winding | |
| CN103680883A (en) | 500kV-level split on-load voltage regulation power transformer | |
| CN204117774U (en) | A kind of transformer with split winding | |
| CN106816294A (en) | A kind of pair of high pressure shares a Multifunction transformer for voltage regulation coil | |
| CN201765931U (en) | 220kV single-phase traction transformer for three-phase VX connection under AT power supply mode | |
| CN103730240A (en) | Variable-flux voltage regulating auto transformer for maintaining constant low voltage | |
| CN207319890U (en) | A kind of Vv Connection Traction Transformers of three column machine body structure of two-phase | |
| CN103606445A (en) | Method for effectively reducing current passing through on-load tap-changer of transformers | |
| CN101572179B (en) | Integrated on-board traction transformer with high reactance and magnetic properties | |
| CN203530449U (en) | Bridge-type stand-alone voltage-adjusting rectifying transformer | |
| CN202307457U (en) | Dual-ratio transformer | |
| CN205789424U (en) | A kind of electrical transformer cores return yoke structure | |
| CN102543398B (en) | Transformer for realizing voltage change through changeover of leads | |
| CN202178139U (en) | Two-split rectifier transformer | |
| CN103680882A (en) | Self-coupling power transformer in 330kV three-phase and three-winding neutral point on-load voltage regulation mode | |
| CN103295744A (en) | Self-saturating reactor for rectifier transformer | |
| CN203026330U (en) | Four-split transformer | |
| CN202034213U (en) | Auto-coupling and induction on-load voltage-regulating transformer | |
| CN201616328U (en) | Dual-voltage power transformer | |
| CN201562575U (en) | Single-phase traction transformer for high-speed passenger special line | |
| CN202178138U (en) | Three-split rectifier transformer | |
| CN201868199U (en) | Single-phase traction transformer adopting AT power supply mode | |
| CN201369705Y (en) | Transformer with partial winding voltage adjustment | |
| CN206210553U (en) | A kind of single-phase high voltage variable flux voltage variation (VFVV) auto-transformer | |
| CN205911127U (en) | Three -phase on -load tap -changer reactor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |