CN204271743U - A kind of intelligent loaded capacity regulating voltage regulating transformer - Google Patents
A kind of intelligent loaded capacity regulating voltage regulating transformer Download PDFInfo
- Publication number
- CN204271743U CN204271743U CN201420729912.8U CN201420729912U CN204271743U CN 204271743 U CN204271743 U CN 204271743U CN 201420729912 U CN201420729912 U CN 201420729912U CN 204271743 U CN204271743 U CN 204271743U
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- transformer
- regulating
- voltage
- loaded capacity
- spare
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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Abstract
The utility model discloses a kind of intelligent loaded capacity regulating voltage regulating transformer, its special character is: the loaded capacity regulating voltage regulating transformer body in described transformer comprises at least two can the transformer of parallel running, described two the transformer of parallel running can comprise a typical transformer and a spare transformer, high voltage one tunnel enters the primary side of typical transformer through conventional high voltage side of transformer tap changer, another road enters the primary side of spare transformer through spare transformer high-pressure side capacitance switch, the secondary side joint spare transformer low-pressure side capacitance switch of described spare transformer, through loaded capacity regulating voltage regulating switch cubicle, capacity and pressure regulating is carried out to transformer by the loaded capacity regulating voltage regulating intelligent controller in described transformer.This utility model not only realizes the function of transformer automatic capacity regulating voltage adjusting, also reaches energy-saving and cost-reducing object.
Description
Technical field
The utility model relates to distribution transformer, specifically a kind of intelligent loaded capacity regulating voltage regulating transformer.
Background technology
Transformer is as a kind of electric equipment realizing high-low pressure conversion.When electricity consumption, after being reduced by voltage by using distribution transformer, supply user uses.Traditional distribution transformer is single rated capacity and no-load capacity transfer type, and no matter distribution transformer is unloaded or has and carry, and is all work under the mode of same rated capacity.And intelligent loaded capacity regulating voltage regulating transformer has size two kinds of rated capacities, can according to user institute on-load size, automatically detect actual user's payload by loaded capacity regulating voltage regulating intelligent controller to judge, and send control command through loaded capacity regulating voltage regulating switch, under the state that transformer does not have a power failure, automatic switching is carried out to two kinds of rated capacities of transformer, realizes transformer and automatically change between two kinds of rated capacity operational modes.
The method that loaded capacity regulating voltage regulating transformer of the prior art carries out capacity transfer adopts the loaded capacity-regulated transformation of paired running to carry out the switching of operating state to the control of the Transformer Winding mode of connection or at least two, rarely have to specify in loaded capacity regulating voltage regulating transformer and have fixing typical transformer, all the other transformers are as spare transformer, key point using the running status of spare transformer as adjustment transformer capacity, using typical transformer as the key of transformer regulating, whether spare transformer enters running status can be carried out switching according to the size that actual load needs to it by loaded capacity regulating voltage regulating controller and control.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of intelligent loaded capacity regulating voltage regulating transformer, under not only achieving the state do not had a power failure at described transformer, the adjustment of described transformer two kinds of size rated capacities and the adjustment of described transformer voltage, and when described transformer needs low capacity to work, spare transformer pattern out of service, reaches again energy-saving and cost-reducing object.
For solving the problems of the technologies described above, the utility model provides a kind of intelligent loaded capacity regulating voltage regulating transformer, include load capacity and pressure regulating transformer body, loaded capacity regulating voltage regulating switch cubicle, loaded capacity regulating voltage regulating intelligent controller and loaded capacity regulating voltage regulating switches set, loaded capacity regulating voltage regulating transformer body in described transformer comprises at least two can the transformer of parallel running, described two the transformer of parallel running can comprise a typical transformer and a spare transformer, described loaded capacity regulating voltage regulating switches set includes typical transformer high voltage regulation switch, spare transformer high-pressure side capacitance switch and spare transformer low-pressure side capacitance switch, high voltage is after high voltage isolator and high-tension fuse, one tunnel enters the primary side of typical transformer through conventional high voltage side of transformer tap changer, described another road high-tension enters the primary side of spare transformer through spare transformer high-pressure side capacitance switch, the secondary side joint spare transformer low-pressure side capacitance switch of described spare transformer, high-voltage variable is deliver to low-pressure side 0.4kV bus after low-voltage to gather by described typical transformer and spare transformer, be provided with and be connected to current transformer on low-pressure side 0.4kV bus and voltage transformer through low voltage isolation switch, described current transformer and voltage transformer are connected with loaded capacity regulating voltage regulating intelligent controller respectively, described loaded capacity regulating voltage regulating intelligent controller is connected with described loaded capacity regulating voltage regulating switch cubicle, and described loaded capacity regulating voltage regulating switch cubicle is all connected with spare transformer low-pressure side capacitance switch with the high voltage side of transformer tap changer in described loaded capacity regulating voltage regulating switches set, spare transformer high-pressure side capacitance switch.
As a kind of preferred version of the present utility model, described two can the iron core of transformer of parallel running be laminated structure, and described two the winding of transformer of parallel running can adopt core structure.
As another kind of preferred version of the present utility model, in described loaded capacity regulating voltage regulating switch cubicle, capacitance switch is connected with spare transformer high-pressure side capacitance switch, spare transformer low-pressure side capacitance switch; In described loaded capacity regulating voltage regulating switch cubicle, tap changer is connected with the high pressure tapping of typical transformer high voltage regulation switch.
As another preferred version of the present utility model, the core of described spare transformer high-pressure side capacitance switch is high-pressure vacuum breaker, and the core of described spare transformer low-pressure side capacitance switch is low-voltage vacuum circuit breaker.
As another preferred version of the present utility model, described loaded capacity regulating voltage regulating intelligent controller and described low-pressure side 0.4kV bus, described current transformer, between described voltage transformer and loaded capacity regulating voltage regulating switch cubicle, be electric link.
As further preferred version of the present utility model, described loaded capacity-regulated intelligent controller comprises current sampling unit, voltage adopts unit, data comparing unit and control unit.
Compared with prior art, the beneficial effects of the utility model are: can the transformer of parallel running owing at least including two in loaded capacity regulating voltage regulating transformer body of the present utility model, and one must be set as typical transformer, all the other are as spare transformer.The running status of spare transformer is carried Intelligent capacity-adjusting voltage regulator controllers and is sent control command according to the size of actual load demand by having and control it to spare transformer high-pressure side capacitance switch and spare transformer low pressure capacity transfer control switch and drop into or exit the parallel running mode with typical transformer.So just ensure that transformer does not have a power failure and having the switching automatically realizing two kinds of capacity operational modes in the situation of carrying, again due to when transformer is converted to low capacity by Large Copacity, owing to having exited the operation of a transformer, no-load loss and no-load current also decline to a great extent, thus greatly reduce unloaded reactive loss and the active loss of transformer, reach energy-saving and cost-reducing object.Meanwhile, send control command the changes typical transformer high-pressure side winding mode of connection to typical transformer high voltage tap changer after having year Intelligent capacity-adjusting voltage regulator controllers to make multilevel iudge according to the actual voltage swing detected, realize the adjustment of transformer voltage.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the structural representation of a kind of execution mode of the utility model.
Reference numeral: 1, loaded capacity regulating voltage regulating transformer body, 2, loaded capacity-regulated switch cubicle, 3, loaded capacity regulating voltage regulating intelligent controller, 4, loaded capacity regulating voltage regulating switches set.
Embodiment
The utility model structural representation as shown in Figure 1, a kind of intelligent loaded capacity regulating voltage regulating transformer, include load capacity and pressure regulating transformer body 1, loaded capacity regulating voltage regulating switch cubicle 2, loaded capacity regulating voltage regulating intelligent controller 3 and loaded capacity regulating voltage regulating switches set 4, it is characterized in that: the loaded capacity regulating voltage regulating transformer body 1 in described transformer comprises at least two can the transformer of parallel running, described two the transformer of parallel running can comprise a typical transformer and a spare transformer, described loaded capacity regulating voltage regulating switches set 4 includes typical transformer high voltage regulation switch, spare transformer high-pressure side capacitance switch and spare transformer low-pressure side capacitance switch, high voltage is after high voltage isolator and high-tension fuse, one tunnel enters the primary side of typical transformer through conventional high voltage side of transformer tap changer, described another road high-tension enters the primary side of spare transformer through spare transformer high-pressure side capacitance switch, the secondary side joint spare transformer low-pressure side capacitance switch of described spare transformer, high-voltage variable is deliver to low-pressure side 0.4kV bus after low-voltage to gather by described typical transformer and spare transformer, be provided with and be connected to current transformer on low-pressure side 0.4kV bus and voltage transformer through low voltage isolation switch, described current transformer and voltage transformer are connected with loaded capacity regulating voltage regulating intelligent controller 3 respectively, described loaded capacity regulating voltage regulating intelligent controller 3 is connected with described loaded capacity regulating voltage regulating switch cubicle 2, and described loaded capacity regulating voltage regulating switch cubicle 2 is all connected with spare transformer low-pressure side capacitance switch with the high voltage side of transformer tap changer in described loaded capacity regulating voltage regulating switches set 4, spare transformer high-pressure side capacitance switch.
Described typical transformer is identical with the model of spare transformer in the present embodiment, and no-load voltage ratio is identical, and impedance voltage is equal and wiring group is identical.
Described two can the iron core of transformer of parallel running be laminated structure, and described two the winding of transformer of parallel running can adopt core structure.
In described loaded capacity regulating voltage regulating switch cubicle 2, capacitance switch is connected with spare transformer high-pressure side capacitance switch, spare transformer low-pressure side capacitance switch; In described loaded capacity regulating voltage regulating switch cubicle 2, tap changer is connected with the high pressure tapping of typical transformer high voltage regulation switch.
The core of described spare transformer high-pressure side capacitance switch is high-pressure vacuum breaker, and the core of described spare transformer low-pressure side capacitance switch is low-voltage vacuum circuit breaker.
Described loaded capacity regulating voltage regulating intelligent controller 3 and described low-pressure side 0.4kV bus, described current transformer, between described voltage transformer and loaded capacity regulating voltage regulating switch cubicle 2, be electric link.
Described loaded capacity regulating voltage regulating intelligent controller 3 comprises current sampling unit, voltage adopts unit, data comparing unit and control unit.
Current data value in described current sampling unit Acquisition Circuit, described voltage adopts the voltage data in unit Acquisition Circuit, described data comparing unit is compared actual load electric current, voltage data value and assumed load electric current, voltage upper lower limit value, described control unit sends the instruction controlling the action of loaded capacity regulating voltage regulating switch of switch cabinet according to the electric current comparative result of data comparing unit, and then the operation controlling spare transformer whether; Described control unit sends the transformer high-voltage tap changer of loaded capacity regulating voltage regulating switch cubicle according to the voltage compare result of data comparing unit, impel the switch motion of typical transformer high voltage regulation, the mode of connection of adjustment typical transformer high pressure winding, realizes the voltage regulation function of intelligent loaded capacity regulating voltage regulating transformer.
The capacity transfer principle of concrete described a kind of intelligent loaded capacity regulating voltage regulating transformer is: when the actual current load detected is greater than the upper limit current load of loaded capacity-regulated intelligent controller 3, described loaded capacity regulating voltage regulating intelligent controller 3 is through adopting, successively control command is sent to spare transformer high-pressure side capacitance switch and spare transformer low-pressure side capacitance switch relatively, after spare transformer high pressure capacitance switch closes a floodgate, time delay 2 seconds spare transformer low-pressure side capacitance switchs close a floodgate again, spare transformer enters operating state, now intelligent loaded capacity regulating voltage regulating transformer is high-volume run, when the electric current actual load detected is less than the lower limited load of loaded capacity regulating voltage regulating intelligent controller 3, described loaded capacity regulating voltage regulating intelligent controller 3 through adopting, relatively after successively send control command to spare transformer high-pressure side capacitance switch and spare transformer low-pressure side capacitance switch, after spare transformer low-voltage control switch separating brake, time delay 2 seconds spare transformer high-pressure side capacitance switchs separating brake again, spare transformer is deactivated state, and now intelligent loaded capacity regulating voltage regulating transformer is that low capacity runs.
Above specific embodiment of the utility model is described.It is to be appreciated that the utility model is not limited to above-mentioned particular implementation, those skilled in the art can make various distortion or amendment within the scope of the claims, and this does not affect flesh and blood of the present utility model.
Claims (6)
1. an intelligent loaded capacity regulating voltage regulating transformer, include load capacity and pressure regulating transformer body (1), loaded capacity regulating voltage regulating switch cubicle (2), loaded capacity regulating voltage regulating intelligent controller (3) and loaded capacity regulating voltage regulating switches set (4), it is characterized in that: the loaded capacity regulating voltage regulating transformer body (1) in described transformer comprises at least two can the transformer of parallel running, described two the transformer of parallel running can comprise a typical transformer and a spare transformer, described loaded capacity regulating voltage regulating switches set (4) includes typical transformer high voltage regulation switch, spare transformer high-pressure side capacitance switch and spare transformer low-pressure side capacitance switch, high voltage is after high voltage isolator and high-tension fuse, one tunnel enters the primary side of typical transformer through conventional high voltage side of transformer tap changer, described another road high-tension enters the primary side of spare transformer through spare transformer high-pressure side capacitance switch, the secondary side joint spare transformer low-pressure side capacitance switch of described spare transformer, high-voltage variable is deliver to low-pressure side 0.4kV bus after low-voltage to gather by described typical transformer and spare transformer, be provided with and be connected to current transformer on low-pressure side 0.4kV bus and voltage transformer through low voltage isolation switch, described current transformer and voltage transformer are connected with loaded capacity regulating voltage regulating intelligent controller (3) respectively, described loaded capacity regulating voltage regulating intelligent controller (3) is connected with described loaded capacity regulating voltage regulating switch cubicle (2), and described loaded capacity regulating voltage regulating switch cubicle (2) is all connected with spare transformer low-pressure side capacitance switch with the high voltage side of transformer tap changer in described loaded capacity regulating voltage regulating switches set (4), spare transformer high-pressure side capacitance switch.
2. a kind of intelligent loaded capacity regulating voltage regulating transformer as claimed in claim 1, is characterized in that, described two can the iron core of transformer of parallel running be laminated structure, and described two the winding of transformer of parallel running can adopt core structure.
3. a kind of intelligent loaded capacity regulating voltage regulating transformer as claimed in claim 1, it is characterized in that, in described loaded capacity regulating voltage regulating switch cubicle, capacitance switch is connected with spare transformer high-pressure side capacitance switch, spare transformer low-pressure side capacitance switch; In described loaded capacity regulating voltage regulating switch cubicle, tap changer is connected with the high pressure tapping of typical transformer high voltage regulation switch.
4. a kind of intelligent loaded capacity regulating voltage regulating transformer as claimed in claim 3, it is characterized in that, the core of described spare transformer high-pressure side capacitance switch is high-pressure vacuum breaker, and the core of described spare transformer low-pressure side capacitance switch is low-voltage vacuum circuit breaker.
5. a kind of intelligent loaded capacity regulating voltage regulating transformer as claimed in claim 1, it is characterized in that, described loaded capacity regulating voltage regulating intelligent controller and described low-pressure side 0.4kV bus, described current transformer, between described voltage transformer and loaded capacity regulating voltage regulating switch cubicle, be electric link.
6. a kind of intelligent loaded capacity regulating voltage regulating transformer as claimed in claim 1, is characterized in that, described loaded capacity regulating voltage regulating intelligent controller comprises current sampling unit, voltage adopts unit, data comparing unit and control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420729912.8U CN204271743U (en) | 2014-11-29 | 2014-11-29 | A kind of intelligent loaded capacity regulating voltage regulating transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420729912.8U CN204271743U (en) | 2014-11-29 | 2014-11-29 | A kind of intelligent loaded capacity regulating voltage regulating transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204271743U true CN204271743U (en) | 2015-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420729912.8U Expired - Fee Related CN204271743U (en) | 2014-11-29 | 2014-11-29 | A kind of intelligent loaded capacity regulating voltage regulating transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204271743U (en) |
-
2014
- 2014-11-29 CN CN201420729912.8U patent/CN204271743U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 467100, Henan City, Pingdingshan province Jiaxian Chengdong Industrial Agglomeration Area Patentee after: Tiansheng electric Limited by Share Ltd Address before: 467100, Henan City, Pingdingshan province Jiaxian East Industrial Agglomeration Patentee before: PINGDINGSHAN TIANSHENG ELECTRIC CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20181129 |