CN208738848U - Low-voltage network load automatic ballance regulator - Google Patents
Low-voltage network load automatic ballance regulator Download PDFInfo
- Publication number
- CN208738848U CN208738848U CN201821472280.6U CN201821472280U CN208738848U CN 208738848 U CN208738848 U CN 208738848U CN 201821472280 U CN201821472280 U CN 201821472280U CN 208738848 U CN208738848 U CN 208738848U
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- CN
- China
- Prior art keywords
- cloud server
- circuit board
- capacitor
- terminal device
- igbt
- 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.)
- Expired - Fee Related
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/50—Arrangements for eliminating or reducing asymmetry in polyphase networks
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model provides a kind of low-voltage network load automatic ballance regulator, including Cloud Server, remote monitoring terminal and terminal device, terminal device includes control circuit board and active compensation module, active compensation module includes three phase supply circuit, current detection module, the first current transformer, IGBT, the first capacitor being connected in parallel and the second capacitor, the IGBT drive module being connected with IGBT, dsp processor and sampling circuit board, sampling circuit board is connected with control circuit board, and control circuit board is connected with Cloud Server.In the application, remote monitoring terminal is connected by Cloud Server with wireless network with terminal device, terminal device sends data to Cloud Server, Cloud Server completes data storage, remote monitoring terminal accesses Cloud Server by wireless network, and then Cloud Server is obtained, and parameter setting, control etc. are carried out to terminal device, so that terminal device is in preferable power supply equilibrium state.
Description
Technical field
The utility model relates to for electrical domain, more particularly to a kind of low-voltage network load automatic ballance regulator.
Background technique
Currently, low-voltage network is primarily present following problems when managing: when the single-phase electricity consumption of user increases substantially,
The unbalanced problem of power supply system threephase load is just than more serious.In view of the above-mentioned problems, common practice is manual by personnel
It measures and the adjusting that has a power failure, this mode is relatively backward, increases the workload and security risk of staff, while also resulting in negative
Lotus balancing work passively falls behind, and does not adapt to current four and be in charge of science and engineering to be required.In addition, the low-voltage-powered user of low-voltage network because
Power load is larger, can not achieve remote bill control operation, generates electricity charge risk；Meanwhile the access of a large amount of photovoltaic power stations is low
All kinds of abnormal failures of power grid bring are press-fitted, is easy to analyze and handle there are grass-roots work personnel, has ultimately caused low pressure
Power distribution network fluctuation of service simultaneously can introduce new security risk.
Utility model content
In view of the deficiencies and various deficiencies of the above-mentioned prior art, the technical problems to be solved in the utility model exists
In providing a kind of low-voltage network load automatic ballance regulator, long-range monitoring, control and allotment terminal can be realized
The operating condition of equipment.
To achieve the above object, the utility model provides a kind of low-voltage network load automatic ballance regulator, including
Cloud Server；
Remote monitoring terminal is connected by wireless network with the Cloud Server, is able to access that the Cloud Server；
And terminal device, including control circuit board and active compensation module, the active compensation module includes three-phase
Power supply circuit, the current detection module for detecting three phase supply circuital current, each circuitry phase for being connected to three phase supply circuit
In the first current transformer, the IGBT, simultaneously that is connected in three phase supply circuit and is connected to the first current transformer other end
Connection be connected to the IGBT other end first capacitor and the second capacitor, the IGBT drive module being connected with IGBT, dsp processor,
And sampling circuit board, the current detection module include the current detecting electricity being connected with each circuitry phase of three phase supply circuit
Road, each crossing detector circuit include be connected in series switch, the second current transformer and third capacitor, described first
The other end of the other end of capacitor, the other end of the second capacitor and third capacitor all connects zero curve, the IGBT drive module and
Dsp processor is all connected with sampling circuit board, and the sampling circuit board is connected with control circuit board, the control circuit board
It is connected by wireless network with Cloud Server.
It further, further include being connected in three phase supply circuit and being connected to current detection module and the first Current Mutual Inductance
Filter circuit plate between device, the filter circuit plate are connected with sampling circuit board.
The utility model relates to low-voltage network load automatic ballance regulator have the advantages that
In the application, remote monitoring terminal is connected by Cloud Server with wireless network with terminal device, terminal device
Cloud Server is sent data to, Cloud Server completes data storage, and remote monitoring terminal accesses cloud service by wireless network
Device, and then Cloud Server is obtained, and parameter setting, control etc. are carried out to terminal device, it is supplied so that terminal device is in preferable
Electric equilibrium state.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and can be implemented in accordance with the contents of the specification, it is right on the preferred embodiment of the present invention and the accompanying drawings below
This patent is described in detail.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the application low and medium voltage distribution network load automatic ballance regulator.
Fig. 2 is the structural schematic diagram of terminal device in Fig. 1.
Component label instructions
1 Cloud Server
2 remote monitoring terminals
3 terminal devices
4 control circuit boards
5 three phase supply circuits
6 first current transformers
7 IGBT
8 first capacitors
9 second capacitors
10 IGBT drive modules
11 dsp processors
12 sampling circuit boards
13 zero curves
14 filter circuit plates
15 switches
16 second current transformers
17 third capacitors
Specific embodiment
It describes in detail with reference to the accompanying drawing to the preferred embodiment of the utility model.
As shown in Figure 1, the application provides a kind of low-voltage network load automatic ballance regulator, including Cloud Server 1,
Remote monitoring terminal 2 and terminal device 3, the terminal device 3 include control circuit board 4 and active compensation module, the end
The control circuit board 4 of end equipment 3 is connected by wireless network with Cloud Server 1, and data are uploaded to Cloud Server 1, cloud clothes
Business device 1 saves data；The remote monitoring terminal 2 is connected by wireless network with Cloud Server 1, remote monitoring terminal 2
It is able to access that Cloud Server 1, and then realizes the connection between remote monitoring terminal 2 and terminal device 3.As shown in Fig. 2, the end
Active compensation module in end equipment 3 includes three phase supply circuit 5, the current detecting for detecting 5 electric current of three phase supply circuit
Module, the first current transformer 6 being connected in each circuitry phase of three phase supply circuit 5, be connected in three phase supply circuit 5 and
The first capacitor 8 and the second electricity for being connected to the IGBT 7 of 6 other end of the first current transformer, being connected in 7 other end of IGBT in parallel
IGBT drive module 10, dsp processor 11 and the sampling circuit board 12 for holding 9, being connected with IGBT 7, the current detecting
Module includes the current detection circuit being connected with each circuitry phase of three phase supply circuit 5, and each crossing detector circuit includes
The switch 15 of series connection, the second current transformer 16 and third capacitor 17, the other end of the first capacitor 8, the second electricity
Hold 9 other end and the other end of third capacitor 17 all connects zero curve 13, the IGBT drive module 10 and dsp processor 11
All it is connected with sampling circuit board 12, the sampling circuit board 12 is connected with control circuit board 4, the control circuit board 4.
The working principle of above-mentioned low-voltage network load automatic ballance regulator is as follows: three phase supply circuit 5 was powered
Cheng Zhong detects the electric current of each circuitry phase of three phase supply circuit 5 by each second current transformer 16 in current detection module
Value, and data are uploaded to by Cloud Server 1 by sampling circuit board 12 and control circuit board 4, remote monitoring terminal 2 passes through access
Whether Cloud Server 1 obtains data, and then judge three phase supply circuit 5 in non-equilibrium state after being analyzed and processed；When remote
When range monitoring terminal 2 judges that three phase supply circuit 5 is in non-equilibrium state, then remote monitoring terminal 2 sends to terminal device 3 and adjusts
Section instruction, regulating command include that three phase supply circuit 5 reaches the current value converted needed for each circuitry phase when equilibrium state；Terminal is set
Control circuit board 4 in standby 3 instructs after receiving instruction to the transmission of IGBT drive module 10, to drive IGBT 7 to act, from three
Energy is absorbed in phase power supply circuit 5 and controls the mutual inversion of phases of electric current between each circuitry phase in three phase supply circuit 5, makes three phase supply
Each circuitry phase of circuit 5 is redistributed to reach equilibrium state.Therefore, in the application, remote monitoring terminal 2 and terminal device 3
It is connected by Cloud Server 1 with wireless network, terminal device 3 sends data to Cloud Server 1, and Cloud Server 1 completes number
According to storage, remote monitoring terminal 2 accesses Cloud Server 1 by wireless network, and then obtains Cloud Server 1, and to terminal device 3
Parameter setting, control etc. are carried out, so that terminal device 3 is in preferable power supply equilibrium state.Meanwhile present techniques are advanced,
User's quality of voltage is improved, reduces distribution transformer loss, reduce route network loss, improve power factor and improves multi-line power transmission
The reliability of ability and power grid realizes the optimization of power supply technique to effectively promote distribution power supply capacity and power supply reliability
Management.In addition, it is active compensation module low cost in the application, stable, there is extensive popularization and application foreground, be each row
Low voltage three-phase imbalance problem present in industry work provides small investment, high efficiency, convenient for management, safe and reliable new way
Diameter will generate considerable economic benefit and social benefit.
Further, the active compensation module in the terminal device 3 further includes being connected in three phase supply circuit 5 and connecting
Connect the filter circuit plate 14 between current detection module and the first current transformer 6, the filter circuit plate 14 and sampling electricity
Road plate 12 is connected, the electromagnetic interference for effectively avoiding IGBT 7 from generating.
In conclusion the utility model effectively overcomes various shortcoming in the prior art and has high industrial exploitation value
Value.
A kind of low-voltage network load automatic ballance regulator provided by the utility model embodiment is carried out above
It is discussed in detail, for those of ordinary skill in the art, based on the idea of the embodiment of the present invention, in specific embodiment
And there will be changes in application range, in conclusion the content of the present specification should not be construed as a limitation of the present invention,
Any changes made according to the design concept of the utility model are within the protection scope of the utility model.
Claims (2)
1. a kind of low-voltage network load automatic ballance regulator, it is characterised in that: including
Cloud Server (1)；
Remote monitoring terminal (2) is connected by wireless network with the Cloud Server (1), is able to access that the Cloud Server
(1)；
And terminal device (3), including control circuit board (4) and active compensation module, the active compensation module include three
Phase power supply circuit (5), is connected to three phase supply circuit (5) at the current detection module for detecting three phase supply circuit (5) electric current
Each circuitry phase in the first current transformer (6), be connected in three phase supply circuit (5) and be connected to the first current transformer
(6) IGBT (7) of the other end, be connected in IGBT (7) other end in parallel first capacitor (8) and the second capacitor (9) and IGBT
(7) IGBT drive module (10), dsp processor (11) and the sampling circuit board (12) being connected, the current detection module
Including the current detection circuit being connected with each circuitry phase of three phase supply circuit (5), each crossing detector circuit includes string
Switch (15), the second current transformer (16) and the third capacitor (17) of connection connection, the other end of the first capacitor (8),
The other end of second capacitor (9) and the other end of third capacitor (17) all connect zero curve (13), the IGBT drive module (10)
All it is connected with sampling circuit board (12) with dsp processor (11), the sampling circuit board (12) is connected with control circuit board (4)
It connects, the control circuit board (4) is connected by wireless network with Cloud Server (1).
2. low-voltage network load automatic ballance regulator according to claim 1, it is characterised in that: further include connection
In three phase supply circuit (5) and the filter circuit plate that is connected between current detection module and the first current transformer (6)
(14), the filter circuit plate (14) is connected with sampling circuit board (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821472280.6U CN208738848U (en) | 2018-09-04 | 2018-09-04 | Low-voltage network load automatic ballance regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821472280.6U CN208738848U (en) | 2018-09-04 | 2018-09-04 | Low-voltage network load automatic ballance regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208738848U true CN208738848U (en) | 2019-04-12 |
Family
ID=66033206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821472280.6U Expired - Fee Related CN208738848U (en) | 2018-09-04 | 2018-09-04 | Low-voltage network load automatic ballance regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208738848U (en) |
-
2018
- 2018-09-04 CN CN201821472280.6U patent/CN208738848U/en not_active Expired - Fee Related
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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: 20190412 Termination date: 20190904 |