CN207924393U - A kind of regulation device of oil-immersed transformer - Google Patents
A kind of regulation device of oil-immersed transformer Download PDFInfo
- Publication number
- CN207924393U CN207924393U CN201820316843.6U CN201820316843U CN207924393U CN 207924393 U CN207924393 U CN 207924393U CN 201820316843 U CN201820316843 U CN 201820316843U CN 207924393 U CN207924393 U CN 207924393U
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- data line
- pid controller
- output
- oil
- input port
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Abstract
It is disclosed by the utility model to belong to transformer control technique field,Specially a kind of regulation device of oil-immersed transformer,Including load detecting end,The output port at the load detecting end is connected by the input port of data line and A/D converter,The output port of the A/D converter is connected by the input port of data line and memory,The data-interface of the memory and the data-interface of PID controller are connected by data line,The input port of the PID controller is connect by data line with the output port of control variable input terminal,The output port of the PID controller is by data line and just,It is driven reverse the input port connection of module,This programme carries out load monitoring by way of real time monitoring to load end,Timeliness is higher,Pass through the regulation and control of output end,Timely the rated capacity of transformer can be adjusted,Allow users to normal electricity consumption.
Description
Technical field
The utility model is related to transformer control technique field, specially a kind of regulation device of oil-immersed transformer.
Background technology
Distribution transformer is one of the important equipment in industrial and mining enterprises and civil buildings power supply-distribution system, it is by 10 (6) kV
Or 35kV network voltages are down to the 230/400V busbar voltages that user uses, traditional constant volume type transformer is when in use for becoming
The rated capacity of depressor can not adjust, in use, can not be adjusted accordingly according to payload, influence the normal of user
It uses, for this purpose, we have proposed a kind of regulation devices of oil-immersed transformer.
Utility model content
The purpose of this utility model is to provide a kind of regulation devices of oil-immersed transformer, to solve above-mentioned background technology
Traditional constant volume type transformer of middle proposition when in use can not adjust the rated capacity of transformer, in use, can not
The problem of being adjusted accordingly according to payload, influencing the normal use of user.
To achieve the above object, the utility model provides the following technical solutions：A kind of regulation device of oil-immersed transformer,
Including load detecting end, the output port at the load detecting end is connected by the input port of data line and A/D converter, institute
The output port of A/D converter is stated to connect by the input port of data line and memory, the data-interface of the memory with
The data-interface of PID controller is connected by data line, and the input port of the PID controller passes through data line and control variable
The output port of input terminal connects, the input that the output port of the PID controller passes through data line and forward and backward drive module
Port connects, and the output control terminal of the PID controller and the driving end of power module connect, the forward and backward drive module
Output control terminal connect with servo motor, the electric energy output end of the power module and the electrical energy inputs of servo motor pass through
Conducting wire connects.
Preferably, the load detecting end is contact current measuring instrument, and the load detecting end is connected on oil immersed type change
In the electric energy output end of depressor.
Preferably, the output voltage of the power module is 24V.
Preferably, frequency converter, the input of the frequency converter, output end difference are integrated in the forward and backward drive module
It is connect with PID controller, servo motor.
Compared with prior art, the utility model has the beneficial effects that：This programme is by way of real time monitoring to load
End carries out load monitoring, and timeliness is higher, by the regulation and control of output end, can timely be adjusted to the rated capacity of transformer,
Allow users to normal electricity consumption.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the regulation and control control structure schematic diagram of the utility model servo motor.
In figure：It is 1 load detecting end, 2A/D converters, 3 memories, 4PID controllers, 5 control variable input terminals, 6 positive and negative
Turn drive module, 7 power modules, 8 servo motors.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of regulation device of oil-immersed transformer, packet
Load detecting end 1 is included, the output port at load detecting end 1 is connect by data line with the input port of A/D converter 2, and A/D turns
The output port of parallel operation 2 is connect by data line with the input port of memory 3, the data-interface and PID controller of memory 3
4 data-interface is connected by data line, and the input port of PID controller 4 is defeated by data line and control variable input terminal 5
Exit port connects, and the output port of PID controller 4 is connect by data line with the input port of forward and backward drive module 6, PID
The output control terminal of controller 4 is connect with the driving end of power module 7, the output control terminal and servo of forward and backward drive module 6
Motor 8 connects, and the electric energy output end of power module 7 is connect with the electrical energy inputs of servo motor 8 by conducting wire.
Wherein, load detecting end 1 is contact current measuring instrument, and load detecting end 1 is connected on the electricity of oil-immersed transformer
Can be on output end, the output voltage of power module 7 is 24V, is integrated with frequency converter in forward and backward drive module 6, frequency converter it is defeated
Enter, output end is connect with PID controller 4, servo motor 8 respectively.
Operation principle：By controlling variable input terminal 5 to the normal electric current codomain in 4 assumed load end of PID controller, load
Test side 1 is connected in the electric energy output end of transformer, is monitored in real time to load current, and the analog signal of measurement is turned by A/D
Parallel operation 2 is converted to digital signal and is stored in memory 3, and PID controller 4 passes through the digital signal that will receive in memory 3
Compared with preset electric current codomain, if the value of digital signal within the scope of electric current codomain, normally；If the value of digital signal does not exist
Within the scope of electric current codomain, PID controller 4 regulates and controls servo motor 8 by forward and backward drive module 6, and power module 7 is
Servo motor 8 provides 24V voltages, the rotation of the control servomotor 8 by way of pulse of forward and backward drive module 6, positive arteries and veins
The rotating forward of control servomotor 8 is rushed, 8 reversion of reverse impulse control regulates and controls the slewing rate of 8 rotor of servo motor by frequency converter,
As shown in Figure 2：The right end connection of output end attaching nut's screw mechanism of servo motor 8, nut adjusts feeler lever, the left end of nut
It is connected on slide bar by sliding block, avoids nut rotation, rotated forward by the rotor of control servomotor 8 or reversion is so that nut
It moves up, to change the position for adjusting feeler lever, connection feeler lever is connected on the coil of transformer, passes through sliding
Change effective switch-on coil, the change resistance value regulative mode of similar slide rheostat, to play regulating and controlling effect.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of regulation device of oil-immersed transformer, including load detecting end (1), it is characterised in that：The load detecting end
(1) output port is connect by data line with the input port of A/D converter (2), the output end of the A/D converter (2)
Mouth is connect by data line with the input port of memory (3), data-interface and the PID controller (4) of the memory (3)
Data-interface is connected by data line, and the input port of the PID controller (4) passes through data line and control variable input terminal
(5) output port connection, the output port of the PID controller (4) pass through data line and forward and backward drive module (6)
Input port connects, and the output control terminal of the PID controller (4) is connect with the driving end of power module (7), described positive and negative
The output control terminal for turning drive module (6) is connect with servo motor (8), the electric energy output end and servo of the power module (7)
The electrical energy inputs of motor (8) are connected by conducting wire.
2. a kind of regulation device of oil-immersed transformer according to claim 1, it is characterised in that：The load detecting end
(1) it is contact current measuring instrument, the load detecting end (1) is connected in the electric energy output end of oil-immersed transformer.
3. a kind of regulation device of oil-immersed transformer according to claim 1, it is characterised in that：The power module
(7) output voltage is 24V.
4. a kind of regulation device of oil-immersed transformer according to claim 1, it is characterised in that：The forward and backward is driven
Be integrated with frequency converter on dynamic model block (6), the input of the frequency converter, output end respectively with PID controller (4), servo motor (8)
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820316843.6U CN207924393U (en) | 2018-03-08 | 2018-03-08 | A kind of regulation device of oil-immersed transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820316843.6U CN207924393U (en) | 2018-03-08 | 2018-03-08 | A kind of regulation device of oil-immersed transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207924393U true CN207924393U (en) | 2018-09-28 |
Family
ID=63597481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820316843.6U Expired - Fee Related CN207924393U (en) | 2018-03-08 | 2018-03-08 | A kind of regulation device of oil-immersed transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207924393U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109634161A (en) * | 2018-11-06 | 2019-04-16 | 中船华南船舶机械有限公司 | A kind of electrical pushing cylinder electric-control system |
-
2018
- 2018-03-08 CN CN201820316843.6U patent/CN207924393U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109634161A (en) * | 2018-11-06 | 2019-04-16 | 中船华南船舶机械有限公司 | A kind of electrical pushing cylinder electric-control system |
| CN109634161B (en) * | 2018-11-06 | 2021-02-05 | 中船华南船舶机械有限公司 | Electric pushing cylinder control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20180928 Termination date: 20210308 |