CN106783100A - A kind of intelligent transformer - Google Patents
A kind of intelligent transformer Download PDFInfo
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- CN106783100A CN106783100A CN201510808588.8A CN201510808588A CN106783100A CN 106783100 A CN106783100 A CN 106783100A CN 201510808588 A CN201510808588 A CN 201510808588A CN 106783100 A CN106783100 A CN 106783100A
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- transformer
- breaker
- pressure winding
- winding
- high pressure
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Abstract
The present invention relates to a kind of intelligent transformer, the transformer includes：Shell, the monitoring device for monitoring shell, an at least phase high pressure winding and an at least phase low pressure winding in shell, it is separately positioned on breaker, regulator, voltage transformer summation current transformer in each phase of high pressure winding and low pressure winding, the control device being connected with monitoring device, breaker, regulator, voltage transformer and current transformer, is connected to the communication device of control device；Control device is used to control monitoring device, breaker, regulator, voltage transformer and current transformer, and the signal transmission that communication device receives control device is transferred to control device to control centre, and after receiving the operational order of control centre.The present invention sets integral by by power transformation, protection, control and monitoring, it is achieved thereby that the integrated and intellectuality of transformer, is conducive to the miniaturization and intellectuality of transformer station.
Description
Technical field
The present invention relates to transformer technology field, more particularly, to a kind of intelligent transformer.
Background technology
Intelligent substation is using advanced, reliable, integrated and environmentally friendly smart machine, with whole station
Information digitalization, communications platform networking, information sharing are standardized as basic demand, automatic complete
Into basic functions such as information gathering, measurement, control, protection, metering and detections, meanwhile, tool
It is standby support power network to automatically control in real time, Intelligent adjustment, on-line analysis decision-making and collaboration it is interactive contour
The transformer station of level function.
Intelligent substation mainly includes intelligent high-voltage equipment and transformer station's integration information platform two
Point.Intelligent high-voltage equipment mainly includes intelligent transformer, Intelligent high voltage switch device, electronic type
Transformer etc..Intelligent transformer is connected with control system by telecommunication optical fiber, can in time grasp change
Depressor state parameter and service data.
The main function of transformer station has 2：Change the voltage of electric energy, carry out the distribution of electric energy.
In existing system, transformer is the equipment for changing voltage, and bus is the core of electric energy distribution,
It is reliability is high and is protected enough capital equipment；Electric line is electrical energy transportation
Path, especially overhead transmission line fault rate is higher, and its protection act speed is quick.Protection dress
The information by detecting electricity transformer and other non-electrical sensors is put, by calculating, is sent
Main Equipment Protection is instructed, and is acted by breaker execution.Breaker is connected electrically to bus simultaneously
On, the switching of electric energy is carried out under control system control.Existing intelligent Substation System is the above
Equipment is stated for unit carries out intellectuality respectively.
Transformer is one of most important power transmission and transforming equipment in power system, is located in power system
In hinge status., once damaging, its maintenance or replacing construction are more long, to social production for transformer
Influence is larger.When inside transformer and outside break down, transformer should be isolated with power network,
Prevent transformer from being endangered by failure.At present, the intellectuality of transformer be increase it is various
Line monitoring device, realizes the intellectuality of repair based on condition of component；For in terms of certain, in some instances it may even be possible to
Reduce the reliability of transformer.
With the continuous improvement of the Chinese society level of economic development, the load of power distribution network constantly increases
Plus, the requirement more and more higher to power supply reliability.In the most wide distribution system in China's distribution face,
Most commonly small distribution transformer.The installation site of these transformers is mostly more dispersed,
Using single arrangement, wiring is simple, be to the protection of transformer by external fall insurance and
On-pole switch is realized.Fall insurance is used as identical short-circuit protection fuse, and protection is simple,
But insensitive is reacted to power transformer interior fault, thus compares the spoilage of these transformers
It is high.The protection device unitary function of this transformer, automaticity is low, can not meet existing
Stage and in the future to the demand of tranformer protection.Equally, the circuit for being driven for high capacity motor
Transformer motor unit system, how configuration protection and circuit it is also extremely difficult.
The content of the invention
Based on above mentioned problem, the present invention provides a kind of intelligent transformer, by by power transformation, protection,
Control and monitoring set integral, it is achieved thereby that the miniaturization and intellectuality of transformer.
For achieving the above object, the present invention provides a kind of intelligent transformer, the transformer
Including：
Shell, the monitoring device for monitoring the shell, install in the housing at least
One phase high pressure winding and at least a phase low pressure winding, are separately positioned on the high pressure winding and low pressure
Breaker, regulator in each phase of winding, voltage transformer summation current transformer, with
The connection of the monitoring device, breaker, regulator, voltage transformer and current transformer
Control device, be connected to the communication device of the control device；
Wherein, the control device is used to receive the monitoring device, breaker, mutual induction of voltage
The signal of device and current transformer and to the monitoring device, breaker, regulator, electricity
Pressure transformer and current transformer are controlled, and the communication device connects the control device
The signal transmission of receipts is transferred to control centre, and after receiving the operational order of the control centre
The control device.
Wherein, the transformer also includes regulator, and the regulator is used to adjust described
The voltage of high pressure winding and low pressure winding.
Wherein, the monitoring device is used to monitor the non-electric quantity signal of the transformer.
Wherein, the non-electric quantity signal is including temperature, liquid level and pressure etc..
Wherein, high pressure winding described in each phase includes multiple coils of series connection, is connected to the height
Breaker on pressure winding includes multiple first sub- breakers, and the high pressure winding each
Coil is connected in series a first sub- breaker.
Wherein, the controller controls the multiple first sub- breaker to be opened and closed simultaneously.
Wherein, low pressure winding described in each phase includes multiple coils in parallel, is connected to described low
Breaker on pressure winding includes multiple second sub- breakers, each coil of the low pressure winding
It is connected in series a second sub- breaker.
Wherein, the controller controls the multiple first sub- breaker to be opened and closed simultaneously.
Intelligent transformer of the invention, by transformer body, breaker and measurement and control
Device becomes one so that transformer possesses power transformation, autoprotection, control and a distant place in itself
The functions such as monitoring, and can be connected with distribution bus directly or simply by disconnecting switch,
Independent intelligent electric transforming unit is formed, intellectuality, the miniaturization of transformer is realized, and should
, to the strong adaptability of erecting bed, group station is flexibly for transformer.
Brief description of the drawings
The features and advantages of the present invention can be more clearly understood from by reference to accompanying drawing, accompanying drawing is to show
Meaning property and should not be construed as carrying out the present invention any limitation, in the accompanying drawings：
Fig. 1 shows the structural representation of the intelligent transformer of first embodiment of the invention；
Fig. 2 shows the structural representation of second embodiment of the present invention intelligent transformer.
Specific embodiment
Below in conjunction with accompanying drawing, embodiments of the present invention is described in detail.
A kind of intelligent transformer, the transformer includes：Shell, for monitoring the shell
Monitoring device, install an at least phase high pressure winding in the housing and an at least phase low pressure around
Group, is separately positioned on breaker, pressure regulation in each phase of the high pressure winding and low pressure winding
Device, voltage transformer summation current transformer, fill with the monitoring device, breaker, pressure regulation
Put, voltage transformer and current transformer connection control device, be connected to it is described control dress
The communication device put；
Wherein, the control device is used to receive the monitoring device, breaker, mutual induction of voltage
The signal of device and current transformer and to the monitoring device, breaker, regulator, electricity
Pressure transformer and current transformer are controlled, and the communication device connects the control device
The signal transmission of receipts is transferred to control centre, and after receiving the operational order of the control centre
The control device.
In above-described embodiment, control centre can be a total control centre in power network,
Can be some region control centre or for some transformer set control in
The heart, is not limited herein, meanwhile, communication device is led to by communication interface with control centre
News.
Transformer of the invention also includes regulator, and the regulator is used to adjust the height
The voltage of pressure winding and low pressure winding.
In one embodiment of the invention, each phase high pressure winding includes multiple lines of series connection
Circle, the breaker being connected on the high pressure winding includes multiple first sub- breakers, and institute
Each coil for stating high pressure winding is connected in series a first sub- breaker.
Based on said structure, the controller controls the multiple first sub- breaker to open simultaneously
Close.
In another embodiment, low pressure winding described in each phase includes multiple coils in parallel,
Being connected to breaker in the low pressure winding includes multiple second sub- breakers, the low pressure around
Each coil of group is connected in series a second sub- breaker.
Based on said structure, the controller controls the multiple first sub- breaker to open simultaneously
Close.
In addition, the structure of above-mentioned high pressure winding and low pressure winding can set in transformer simultaneously
Put, such that it is able to realize being integrated in breaker the inside of transformer.
Intelligent transformer of the invention, by transformer body, breaker and measurement and control
Device becomes one so that transformer possesses power transformation, autoprotection, control and a distant place in itself
The functions such as monitoring, and can be connected with distribution bus directly or simply by disconnecting switch,
Independent intelligent electric transforming unit is formed, intellectuality, the miniaturization of transformer is realized, and should
, to the strong adaptability of erecting bed, group station is flexibly for transformer.
Shunting transformer of the invention is described in detail below by way of specific embodiment.
Fig. 1 shows the structural representation of the intelligent transformer of the first embodiment of the present invention.
Reference picture 1, the intelligent transformer of the present embodiment is single-phase transformer, including：Shell is (not
Show), the monitoring device 10 for monitoring shell, the phase high pressure winding in shell
20 and a phase low pressure winding 30, the breaker S1 being arranged on high pressure winding 20 and it is arranged on low pressure
Breaker S2 on winding 30, and it is arranged on the voltage on high pressure winding 20 and low pressure winding 30
Transformer TV summation current transformer TA, it is mutual with monitoring device 10, breaker S1 and S2, voltage
The control device 40 of sensor TV and current transformer TA connections, is connected to control device 40
Communication device 70, control device 40 is used to receive monitoring device 10, breaker S2, mutual induction of voltage
The signal of device TV and current transformer TA, the letter that communication device 70 receives control device 40
Number it is transferred to control centre, and is transferred to control device after receiving the operational order of control centre
40, control device 40 is according to operational order to monitoring device 10, breaker S2, voltage transformer
TV and current transformer TA are controlled.
In above-described embodiment, communication device 70 is connected with control centre by communication interface and gone forward side by side
Row communication, and the ruuning situation and failure of transformer that communication device 70 receives control device
Signal is sent to center, then receives the operational order of control centre and is sent to control device,
To realize control of the control device to transformer.
In another embodiment, can only transformer can also include regulator (not shown),
Voltage for adjusting high pressure winding 20 and low pressure winding 30, and regulator is also connected to control
Device processed.
In the present embodiment by monitoring device 10, voltage transformer TV summation current transformers TA
Measurement signal is obtained, measurement signal includes the electrical quantity signal such as electric current, voltage signal, transformer
The non-electric quantity signal such as temperature, liquid level, pressure.Measurement signal is sent to control device,
Control device judges whether inside transformer and both sides power system occur event according to measurement signal
Barrier, and control cut-offfing for breaker.Control device is also communicated by communication unit with control centre,
Transformer station high-voltage side bus and fault-signal, and mission control center's operational order are uploaded, transformer is realized
The functions such as automatic loaded voltage regulation.
Fig. 2 shows the structural representation of the intelligent transformer of the second embodiment of the present invention.
In the present embodiment, intelligent transformer includes multiphase high pressure winding 50 and multiphase low pressure winding
60, as shown in Fig. 2 the transformer in the present embodiment is three-phase transformer conventional at present, with
Single-phase transformer is compared, and the polyphase transformer of the present embodiment increased polyphase windings coil, and
Winding coil identical equipment corresponding with single-phase transformer is provided with each phase winding coil,
Such as the three-phase transformer includes three-phase high-voltage winding 50 and three-phase low-voltage winding 60, each winding
Structure of the structure with single-phase transformer is identical, and each phase breaker (S11, S12,
S13, S21, S22, S23), voltage transformer TV summation current transformers TA be all connected to control
Device 40.
The single-phase transformer and polyphase transformer of above-described embodiment, the coil of its high pressure winding
In the form of being arranged to multiple subcoil series connection, and/or the coil of low pressure winding can be set
Into multiple subcoils form in parallel, and breaker is arranged to the less son open circuit of multiple capacity
Device is connected in series on each subcoil, such that it is able to realize for breaker being integrated in inside transformer.
In addition, in above-described embodiment, for single-phase transformer and polyphase transformer winding and iron core,
Other unaccounted parts such as shell are not specifically limited, existing single-phase transformer and many phase transformations
The technical characteristics such as winding and iron core, the shell of depressor are applied to the present invention.
Additionally, current transformer, the mutual induction of voltage of the high pressure winding side in embodiments of the invention
Device, the model of breaker should be consistent, and each element of low pressure winding side is also consistent, from
And ensure the precision of each measurement signal and the actuation time of each breaker and be consistent.
Above specific embodiment be only used to illustrate specific implementation technical scheme of the invention rather than
Limitation, although being described in detail to the present invention with reference to example, those skilled in the art should
Work as understanding, technical scheme can be modified or equivalent, without deviating from
The spirit and scope of technical solution of the present invention, it all should cover in scope of the presently claimed invention
It is central.
Claims (8)
1. a kind of intelligent transformer, it is characterised in that the transformer includes：
Shell, the monitoring device for monitoring the shell, install in the housing at least
One phase high pressure winding and at least a phase low pressure winding, are separately positioned on the high pressure winding and low pressure
Breaker, regulator in each phase of winding, voltage transformer summation current transformer, with
The connection of the monitoring device, breaker, regulator, voltage transformer and current transformer
Control device, be connected to the communication device of the control device；
Wherein, the control device is used to receive the monitoring device, breaker, mutual induction of voltage
The signal of device and current transformer and to the monitoring device, breaker, regulator, electricity
Pressure transformer and current transformer are controlled, and the communication device connects the control device
The signal transmission of receipts is transferred to control centre, and after receiving the operational order of the control centre
The control device.
2. transformer according to claim 1, it is characterised in that the transformer is also wrapped
Regulator is included, the regulator is used to adjust the electricity of the high pressure winding and low pressure winding
Pressure.
3. transformer according to claim 1, it is characterised in that the monitoring device is used
In the non-electric quantity signal for monitoring the transformer.
4. transformer according to claim 3, it is characterised in that the non-electric quantity letter
Number including temperature, liquid level and pressure etc..
5. transformer according to claim 1, it is characterised in that high pressure described in each phase
Winding includes multiple coils of series connection, and the breaker being connected on the high pressure winding includes multiple
First sub- breaker, and each coil of the high pressure winding to be connected in series one first son disconnected
Road device, the breaker of the high pressure winding is also including in parallel with each described first sub- breaker
Electric capacity.
6. transformer according to claim 5, it is characterised in that the controller control
The multiple first sub- breaker is opened and closed simultaneously.
7. transformer according to claim 1, it is characterised in that low pressure described in each phase
Winding includes multiple coils in parallel, and the breaker being connected in the low pressure winding includes multiple
Second sub- breaker, each coil of the low pressure winding is connected in series one second son open circuit
Device.
8. transformer according to claim 7, it is characterised in that the controller control
The multiple first sub- breaker is opened and closed simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510808588.8A CN106783100B (en) | 2015-11-19 | 2015-11-19 | A kind of intelligent transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510808588.8A CN106783100B (en) | 2015-11-19 | 2015-11-19 | A kind of intelligent transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106783100A true CN106783100A (en) | 2017-05-31 |
| CN106783100B CN106783100B (en) | 2019-06-11 |
Family
ID=58885045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510808588.8A Active CN106783100B (en) | 2015-11-19 | 2015-11-19 | A kind of intelligent transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106783100B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109585144A (en) * | 2019-02-19 | 2019-04-05 | 江苏北辰互邦电力股份有限公司 | A kind of intelligent transformer |
| CN110632373A (en) * | 2019-08-27 | 2019-12-31 | 杭州蓝赛电子科技有限公司 | Integrated intelligent low-voltage line monitoring device |
| CN112816765A (en) * | 2020-08-28 | 2021-05-18 | 苏州灵成电气有限公司 | Intelligent transformer comprehensive parameter testing system |
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| CN201667280U (en) * | 2010-01-05 | 2010-12-08 | 苏州金山门变压器有限公司 | 20-kilovolt on-load capacitance-adjusting oil-immersed type power transformer |
| CN101976893A (en) * | 2010-11-23 | 2011-02-16 | 广州德昊电子科技有限公司 | Intelligent transformer |
| CN102866243A (en) * | 2011-10-28 | 2013-01-09 | 北京盈胜泰科技术有限公司 | Sensor system for monitoring transformer insulation oil quality |
| CN204270847U (en) * | 2014-11-29 | 2015-04-15 | 平顶山天晟电气有限公司 | A kind of intellectuality can the transformer of loaded capacity regulating voltage regulating |
| CN204465150U (en) * | 2015-04-17 | 2015-07-08 | 国能子金电器(苏州)有限公司 | Intelligent transformer system |
| CN104867667A (en) * | 2015-06-03 | 2015-08-26 | 宁波仁栋电气有限公司 | Intelligent oil-immersed transformer and monitoring system and method |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201667280U (en) * | 2010-01-05 | 2010-12-08 | 苏州金山门变压器有限公司 | 20-kilovolt on-load capacitance-adjusting oil-immersed type power transformer |
| CN101976893A (en) * | 2010-11-23 | 2011-02-16 | 广州德昊电子科技有限公司 | Intelligent transformer |
| CN102866243A (en) * | 2011-10-28 | 2013-01-09 | 北京盈胜泰科技术有限公司 | Sensor system for monitoring transformer insulation oil quality |
| CN204270847U (en) * | 2014-11-29 | 2015-04-15 | 平顶山天晟电气有限公司 | A kind of intellectuality can the transformer of loaded capacity regulating voltage regulating |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109585144A (en) * | 2019-02-19 | 2019-04-05 | 江苏北辰互邦电力股份有限公司 | A kind of intelligent transformer |
| CN110632373A (en) * | 2019-08-27 | 2019-12-31 | 杭州蓝赛电子科技有限公司 | Integrated intelligent low-voltage line monitoring device |
| CN112816765A (en) * | 2020-08-28 | 2021-05-18 | 苏州灵成电气有限公司 | Intelligent transformer comprehensive parameter testing system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106783100B (en) | 2019-06-11 |
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