CN208445353U - A kind of online energy efficiency evaluation device of loaded capacity-regulated transformer - Google Patents
A kind of online energy efficiency evaluation device of loaded capacity-regulated transformer Download PDFInfo
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- CN208445353U CN208445353U CN201821094598.5U CN201821094598U CN208445353U CN 208445353 U CN208445353 U CN 208445353U CN 201821094598 U CN201821094598 U CN 201821094598U CN 208445353 U CN208445353 U CN 208445353U
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Abstract
This application discloses a kind of online energy efficiency evaluation devices of loaded capacity-regulated transformer, the data that distribution transforming intelligent monitoring terminal acquires can be transferred to main website server by 4G network communication module, again by backstage on-line analysis system by collected data into statistics, analysis, calculating, it realizes and the loss analysis and energy-saving effect of loaded capacity-regulated transformer is assessed, and real-time monitoring running state is carried out to entire capacitance-adjustable transformer platform area, facilitate loaded capacity-regulated transformer and distribution network monitoring main website server to carry out quick data transmission, improves its operational reliability.
Description
Technical field
This application involves technical field of electricity more particularly to a kind of online energy efficiency evaluation devices of loaded capacity-regulated transformer.
Background technique
Currently, there is a problem of that distribution loss is larger in China's power distribution network, especially seaonal load changes rural area greatly
Power distribution network.To improve distribution transformer load rate and reducing loss, in recent years, loaded capacity-regulated transformer technology is answered in power distribution network
With.Loaded capacity-regulated transformer can be automatically adjusted to due capacity by being downloaded from dynamic capacitance switch according to actual load size
Lower operation, it may ensure that when its underload also can automatic running in low capacity, energy-saving effect is than common no-load capacity transfer transformation
Device is significant, can partially solve the problems, such as transformer " low load with strong power ".But by the study found that existing loaded capacity-regulated transformation
There are two capacity of size in device technology, automatically adjusted and run by loaded capacity-regulated switch, to guarantee loaded capacity-regulated transformer
The capacity transfer point of safe and reliable operation, the size and capacity of the safety set to it is usually 60% or so of low capacity.Hold by size
Amount is calculated than being 1:0.3, and transformer can only be run under the low capacity state when capacity is less than 20% large capacity, this is resulted in
It is still run in large capacity state when remaining 80% capacity load, the problem of " low load with strong power " still has.
Loaded capacity-regulated transformer technology has promoted and applied, although reducing loss to a certain extent, it switchs knot
Structure complexity regulation stall is few, and the product energy-saving effect of different manufacturers is also different, and there is presently no pure pure
System and device, thus design it is a kind of it can be carried out energy efficiency evaluation, loss analysis and operating status on-line monitoring system seem
It is very necessary.
Utility model content
This application provides a kind of online energy efficiency evaluation devices of loaded capacity-regulated transformer, specifically for loaded capacity-regulated transformer
Carry out online energy efficiency evaluation.
This application provides a kind of online energy efficiency evaluation devices of loaded capacity-regulated transformer, comprising: high-pressure side batch meter has load
Capacitance-adjustable transformer, low-voltage side metering box, capacity transfer controller and measurement and control unit, distribution transforming intelligent monitoring terminal, RS485 interface, 4G net
Network communication module, main website server and backstage on-line analysis system；
The high-pressure side batch meter, the loaded capacity-regulated transformer and the low-voltage side metering box are sequentially connected, the tune
Hold controller and measurement and control unit is connect with the loaded capacity-regulated transformer, the distribution transforming intelligent monitoring terminal passes through the RS485
Interface is connect with the high-pressure side batch meter, the low-voltage side metering box and the capacity transfer controller and measurement and control unit respectively, institute
4G network communication module is stated to connect with the capacity transfer controller and measurement and control unit and the distribution transforming intelligent monitoring terminal respectively, it is described
4G network communication module, the main website server and the backstage on-line analysis system are sequentially connected.
Optionally, it is equipped in the high-pressure side batch meter: first voltage mutual inductor, the first current transformer, the first intelligence
Electric energy meter and the first connecting terminal box；First intelligent electric energy meter is separately connected the first voltage mutual inductor, described first
Current transformer and first connecting terminal box.
Optionally, it is equipped in the low-voltage side metering box: the second intelligent electric meter and the second connecting terminal box interconnected.
Optionally, the 4G network communication module and the main website server are to be wirelessly connected.
Optionally, the backstage on-line analysis system is PC machine.
From the above technical scheme, the application provides a kind of online energy efficiency evaluation device of loaded capacity-regulated transformer, high pressure
Side batch meter, loaded capacity-regulated transformer and low-voltage side metering box are sequentially connected, capacity transfer controller and measurement and control unit with it is loaded capacity-regulated
Transformer connection, distribution transforming intelligent monitoring terminal by RS485 interface respectively with high-pressure side batch meter, low-voltage side metering box and capacity transfer
Controller and measurement and control unit connection, 4G network communication module are whole with capacity transfer controller and measurement and control unit and distribution transforming intellectual monitoring respectively
End connection, 4G network communication module, main website server and backstage on-line analysis system are sequentially connected.Device in the application can incite somebody to action
The data of distribution transforming intelligent monitoring terminal acquisition are transferred to main website server by 4G network communication module, then by backstage on-line analysis
For system by collected data into statistics, analysis, calculating, the loss analysis and energy-saving effect of loaded capacity-regulated transformer are commented in realization
Estimate, and real-time monitoring running state is carried out to entire capacitance-adjustable transformer platform area, loaded capacity-regulated transformer and power distribution network is facilitated to supervise
It controls main website server and carries out quick data transmission, improve its operational reliability.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the application, attached drawing needed in case study on implementation will be made below
Simply introduce, it should be apparent that, for those of ordinary skills, in the premise of not making the creative labor property
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structure chart of the online energy efficiency evaluation device of loaded capacity-regulated transformer provided by the embodiments of the present application.
It illustrates:
Wherein, the high-pressure side 1- batch meter；2- loaded capacity-regulated transformer；3- low-voltage side metering box；4- capacity transfer controller and survey
Control unit；5- distribution transforming intelligent monitoring terminal；6-RS485 interface；7-4G network communication module；8- main website server；The backstage 9- exists
Line analysis system；11- first voltage mutual inductor；The first current transformer of 12-；The first intelligent electric energy meter of 13-；The first wiring of 14-
Terminal board；The second intelligent electric meter of 31-；The second connecting terminal box of 32-.
Specific embodiment
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with attached drawing, it is right
Technical solution in the embodiment of the present application is clearly and completely described.
Referring to Fig. 1, the embodiment of the present application provides a kind of online energy efficiency evaluation device of loaded capacity-regulated transformer, comprising: high pressure
Side batch meter 1, loaded capacity-regulated transformer 2, low-voltage side metering box 3, capacity transfer controller and measurement and control unit 4, distribution transforming intellectual monitoring are whole
End 5, RS485 interface 6,4G network communication module 7, main website server 8 and backstage on-line analysis system 9；The high-pressure side metering
Case 1, the loaded capacity-regulated transformer 2 and the low-voltage side metering box 3 are sequentially connected, the capacity transfer controller and measurement and control unit 4
Connect with the loaded capacity-regulated transformer 2, the distribution transforming intelligent monitoring terminal 5 by the RS485 interface 6 respectively with the height
Side batch meter 1, the low-voltage side metering box 3 and the capacity transfer controller and measurement and control unit 4 is pressed to connect, the 4G network communication mould
Block 7 is connect with the capacity transfer controller and measurement and control unit 4 and the distribution transforming intelligent monitoring terminal 5 respectively, the 4G network communication
Module 7, the main website server 8 and the backstage on-line analysis system 9 are sequentially connected.
Optionally, the 4G network communication module 7 is to be wirelessly connected with the main website server 8.
Optionally, the backstage on-line analysis system 9 is PC machine.
The high-pressure side batch meter 1 is also referred to as High-voltage measuring box, is mainly used for high-voltage electric energy measurement, especially suitable in,
Miniature transformer user is capable of the metering active energy and reactive energy of complete and accurate, and product design is ingenious rationally, and structure is tight
It gathers, beautiful and generous, the block of each portion is tight, and anti-electricity-theft ability is strong, and configuration instrument box forms a complete metering device, can also be with
Separately installed instrument box is separated, electricity box are provided with two high-precision kilowatt-hour meters, set that there are two peep holes on chamber door, convenient for intuitively copying
Table, and instrument electrical energy measurement is cooperated to have special junction box, it is provided conveniently for field-checking.
Optionally, it is equipped in the high-pressure side batch meter 1: first voltage mutual inductor 11, the first current transformer 12, first
Intelligent electric energy meter 13 and the first connecting terminal box 14；First intelligent electric energy meter 13 is separately connected the first voltage mutual inductor
11, first current transformer 12 and first connecting terminal box 14.
The low-voltage side metering box 3 is known as low-pressure metering box, is mainly used for low-voltage electric energy metering.
Optionally, it is equipped in the low-voltage side metering box 3: the second intelligent electric meter 31 and the second connecting terminal interconnected
Box 32.
Loaded capacity-regulated transformer 2 is one kind of transformer.It, can when empty (or light) carries suitable for the variation of seasonal load
Capacity is reduced with shift, reduces the core loss of transformer, there are apparent power savings.Capacity transfer controller and measurement and control unit 4
By monitoring voltage, the electric current of step down side, to judge current loads size of current, if meeting the capacity transfer of adjusting early period
Condition controller then issues capacity transfer and instructs to loaded capacity-regulated switch, and loaded capacity-regulated switch is instructed according to capacity transfer carries out capacity switching,
Realize that star, angular transformation and the series and parallel conversion of inside transformer high and low pressure coil complete transformer under band excited state
Automatic capacity conversion.Under no excited state, the voltage for completing transformer is adjusted.
Acquisition high-pressure side batch meter 1, low-voltage side metering box 3 and capacity transfer controller and the survey in real time of distribution transforming intelligent monitoring terminal 5
The data for controlling unit 4, are transferred to main website server 8 by 4G network communication module 7, then will be adopted by backstage on-line analysis system 9
The data collected are into statistics, analysis and calculating, according to the result of analytical calculation to the loss analysis and section of loaded capacity-regulated transformer 2
It can recruitment evaluation.
From the above technical scheme, the application provides a kind of online energy efficiency evaluation device of loaded capacity-regulated transformer, high pressure
Side batch meter 1, loaded capacity-regulated transformer 2 and low-voltage side metering box 3 are sequentially connected, and capacity transfer controller and measurement and control unit 4 and have load
Capacitance-adjustable transformer 2 connects, and distribution transforming intelligent monitoring terminal 5 is measured with high-pressure side batch meter 1, low-pressure side respectively by RS485 interface 6
Case 3 and the connection of capacity transfer controller and measurement and control unit 4,4G network communication module 7 respectively with capacity transfer controller and measurement and control unit 4 and match
Become intelligent monitoring terminal 5 to connect, 4G network communication module 7, main website server 8 and backstage on-line analysis system 9 are sequentially connected.This
The data that distribution transforming intelligent monitoring terminal 5 acquires can be transferred to main website service by 4G network communication module 7 by the device in application
Device 8, then by backstage on-line analysis system 9 by collected data into statistics, analysis, calculating, realize to loaded capacity-regulated transformer 2
Loss analysis and energy-saving effect assessment, and real-time monitoring running state is carried out to entire capacitance-adjustable transformer platform area, conveniently had
Load capacitance-adjustable transformer 2 and distribution network monitoring main website server 8 carry out quick data transmission, improve its operational reliability.
Those skilled in the art will readily occur to its of the application after considering specification and practicing application disclosed herein
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the application, these modifications, purposes or
Person's adaptive change follows the general principle of the application and including the undocumented common knowledge in the art of the application
Or conventional techniques.The description and examples are only to be considered as illustrative, and the true scope of the application is pointed out by claim.
It should be understood that the application is not limited to the precise structure that has been described above and shown in the drawings, and
And various modifications and changes may be made without departing from the scope thereof.Above-described the application embodiment is not constituted to this Shen
Please protection scope restriction.
Claims (5)
1. a kind of online energy efficiency evaluation device of loaded capacity-regulated transformer characterized by comprising
High-pressure side batch meter (1), loaded capacity-regulated transformer (2), low-voltage side metering box (3), capacity transfer controller and measurement and control unit
(4), distribution transforming intelligent monitoring terminal (5), RS485 interface (6), 4G network communication module (7), main website server (8) and backstage exist
Line analysis system (9)；
The high-pressure side batch meter (1), the loaded capacity-regulated transformer (2) and the low-voltage side metering box (3) are sequentially connected, institute
It states capacity transfer controller and measurement and control unit (4) is connect with the loaded capacity-regulated transformer (2), the distribution transforming intelligent monitoring terminal (5)
By the RS485 interface (6) respectively with the high-pressure side batch meter (1), the low-voltage side metering box (3) and the capacity transfer control
Device and measurement and control unit (4) processed connection, the 4G network communication module (7) respectively with the capacity transfer controller and measurement and control unit (4)
With the distribution transforming intelligent monitoring terminal (5) connect, the 4G network communication module (7), the main website server (8) and it is described after
Platform on-line analysis system (9) is sequentially connected.
2. the apparatus according to claim 1, which is characterized in that be equipped in the high-pressure side batch meter (1): first voltage is mutual
Sensor (11), the first current transformer (12), the first intelligent electric energy meter (13) and the first connecting terminal box (14)；First intelligence
Energy electric energy meter (13) is separately connected the first voltage mutual inductor (11), first current transformer (12) and described first connects
Line terminals box (14).
3. the apparatus according to claim 1, which is characterized in that be equipped in the low-voltage side metering box (3): interconnected
Second intelligent electric meter (31) and the second connecting terminal box (32).
4. the apparatus according to claim 1, which is characterized in that the 4G network communication module (7) and the main website service
Device (8) is to be wirelessly connected.
5. the apparatus according to claim 1, which is characterized in that the backstage on-line analysis system (9) is PC machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821094598.5U CN208445353U (en) | 2018-07-11 | 2018-07-11 | A kind of online energy efficiency evaluation device of loaded capacity-regulated transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821094598.5U CN208445353U (en) | 2018-07-11 | 2018-07-11 | A kind of online energy efficiency evaluation device of loaded capacity-regulated transformer |
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| Publication Number | Publication Date |
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| CN208445353U true CN208445353U (en) | 2019-01-29 |
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| CN201821094598.5U Active CN208445353U (en) | 2018-07-11 | 2018-07-11 | A kind of online energy efficiency evaluation device of loaded capacity-regulated transformer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114924153A (en) * | 2022-05-30 | 2022-08-19 | 国网湖北省电力有限公司鄂州供电公司 | Intelligent energy efficiency judgment system and method for power transformer |
-
2018
- 2018-07-11 CN CN201821094598.5U patent/CN208445353U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114924153A (en) * | 2022-05-30 | 2022-08-19 | 国网湖北省电力有限公司鄂州供电公司 | Intelligent energy efficiency judgment system and method for power transformer |
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