CN201004556Y - Remote monitoring device for low voltage distribution and powerless optimization - Google Patents
Remote monitoring device for low voltage distribution and powerless optimization Download PDFInfo
- Publication number
- CN201004556Y CN201004556Y CNU2006201724783U CN200620172478U CN201004556Y CN 201004556 Y CN201004556 Y CN 201004556Y CN U2006201724783 U CNU2006201724783 U CN U2006201724783U CN 200620172478 U CN200620172478 U CN 200620172478U CN 201004556 Y CN201004556 Y CN 201004556Y
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- China
- Prior art keywords
- voltage distribution
- low voltage
- communication module
- low
- distribution network
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- 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.)
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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
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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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
- Y02E40/30—Reactive power compensation
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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
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model relates to a low voltage electric distribution network wattles optimal remote monitoring device. The utility model consists of a host and at least more than 2 wattles auto compensator, while the low voltage electric distribution network and on the loading sides of at least more than 2 low voltage electric distributors are provided with wattles auto compensators, and each wattles auto compensator contact with the host wirelessly through a communication module; the wattles auto compensator consists of a sampling circuit, a smart compounding switch, a compensating capacitance as well as a communication module, and the sampling circuit is arranged on the loading side of the low voltage electric distributing transformer and the outlet of the sampling circuit connect with the inlet of the communication module; the compensating capacitance connects with the inlet end of the smart compounding switch, while the outlet end of the smart compounding switch connects with the three phase power supply on the loading side of the low voltage electric distributing transformer and a secondary circuit of the smart compounding switch connect with the outlet interface. The utility model has simple structure and favorable low voltage electric distribution network auto compensating effect.
Description
Technical field
The utility model relates to a kind of low-voltage distribution network reactive power compensation long-distance monitorng device.
Background technology
Present low-voltage reactive power automatic compensation device is mainly used in the reactive power compensation of low voltage distribution transformer, this device mainly is made up of sample circuit, building-out capacitor fling-cut switch, building-out capacitor, controller, realize measuring on the spot control on the spot (promptly can only realize control) at single low voltage distribution transformer, when idle, voltage have surpassed the idle scope of low-voltage reactive power automatic compensation device switching, just can not move again; Can not coordinate control, consider as a whole for whole distribution.
Summary of the invention
The purpose of this utility model is to provide a kind of simple in structure, low-voltage distribution network idle work optimization long-distance monitorng device that the low-voltage distribution network imaginary power automatic compensation is effective.
To achieve these goals, the technical solution of the utility model is: low-voltage distribution network idle work optimization long-distance monitorng device, it is characterized in that the imaginary power automatic compensation device that it (contains 2) by main frame with more than at least 2 forms, the load side of the low voltage distribution transformer that (contains 2) more than at least 2 in the low-voltage distribution network is respectively established an imaginary power automatic compensation device, and each imaginary power automatic compensation device is by its communication module and main frame radio contact; The imaginary power automatic compensation device is made up of sample circuit, intelligent compound switch, building-out capacitor and communication module, sample circuit is located at the load side of low voltage distribution transformer, the output of sample circuit links to each other with the input interface of communication module, building-out capacitor links to each other with the input of intelligent compound switch, the output of intelligent compound switch links to each other with the load side three phase mains of low voltage distribution transformer, and the secondary circuit of intelligent compound switch links to each other with the output interface of communication module.
Described sample circuit is current sampling circuit, voltage sampling circuit or current-voltage sampling circuit.Described main frame is the computer of band communication module.
The beneficial effects of the utility model are: the imaginary power automatic compensation device mainly is made up of sample circuit, intelligent compound switch, building-out capacitor, communication module, has characteristic of simple structure; Imaginary power automatic compensation device more than at least 2 can be by the main frame Long-distance Control, when idle, the voltage of certain have surpassed imaginary power automatic compensation device switching scope, main frame can be controlled the imaginary power automatic compensation device switching building-out capacitor at another place, can coordinate control, consider as a whole for whole distribution; Thereby, have the effective characteristics of low-voltage distribution network imaginary power automatic compensation.
Description of drawings
Fig. 1 is a circuit block diagram of the present utility model
Fig. 2 is the circuit theory diagrams of imaginary power automatic compensation device of the present utility model
Among the figure: the 1-first imaginary power automatic compensation device, the 2-second imaginary power automatic compensation device, n-n imaginary power automatic compensation device, a-first low voltage distribution transformer.
Embodiment
As shown in Figure 1 and Figure 2, low-voltage distribution network idle work optimization long-distance monitorng device, it is made up of main frame and 10 imaginary power automatic compensation devices, n among Fig. 1 is 10, the load side of the first low voltage distribution transformer a is established the first imaginary power automatic compensation device 1 in the low-voltage distribution network, the load side of second low voltage distribution transformer is established the second imaginary power automatic compensation device 2 in the low-voltage distribution network, the load side of the 10th low voltage distribution transformer is established the 10th imaginary power automatic compensation device in the low-voltage distribution network, and each imaginary power automatic compensation device is by its communication module and main frame radio contact; Described main frame is the computer of band communication module.
The imaginary power automatic compensation device is made up of sample circuit, intelligent compound switch, building-out capacitor, communication module, sample circuit is located at the load side of low voltage distribution transformer, the output of sample circuit links to each other with the input interface of communication module, and described sample circuit is current sampling circuit, voltage sampling circuit or current-voltage sampling circuit (Figure 2 shows that current sampling circuit).Building-out capacitor is three groups (the first building-out capacitor group C1, the second building-out capacitor group C2, the 3rd building-out capacitor group C3), and intelligent compound switch is corresponding three (first intelligent compound switch, second intelligent compound switch, the 3rd intelligent compound switch); The first building-out capacitor group C1 links to each other with the input of first intelligent compound switch, the output of first intelligent compound switch links to each other with the load side three phase mains of low voltage distribution transformer, and the secondary circuit of first intelligent compound switch links to each other with the output interface of communication module; The second building-out capacitor group C2 links to each other with the input of second intelligent compound switch, the output of second intelligent compound switch links to each other with the load side three phase mains of low voltage distribution transformer, and the secondary circuit of second intelligent compound switch links to each other with the output interface of communication module; The 3rd building-out capacitor group C3 links to each other with the input of the 3rd intelligent compound switch, the output of the 3rd intelligent compound switch links to each other with the load side three phase mains of low voltage distribution transformer, and the secondary circuit of the 3rd intelligent compound switch links to each other with the output interface of communication module.
The imaginary power automatic compensation device can be 2, also can be 500, can determine according to the number of the low voltage distribution transformer in the low-voltage distribution network; The load side of each low voltage distribution transformer is established and all can be established an imaginary power automatic compensation device in the low-voltage distribution network.Main frame of the present utility model, sample circuit, intelligent compound switch, communication module all can adopt known technology.
Claims (3)
1. low-voltage distribution network idle work optimization long-distance monitorng device, it is characterized in that it is made up of main frame and the imaginary power automatic compensation device more than 2 at least, the load side of the low voltage distribution transformer in the low-voltage distribution network more than at least 2 is respectively established an imaginary power automatic compensation device, and each imaginary power automatic compensation device is by its communication module and main frame radio contact; The imaginary power automatic compensation device is made up of sample circuit, intelligent compound switch, building-out capacitor and communication module, sample circuit is located at the load side of low voltage distribution transformer, the output of sample circuit links to each other with the input interface of communication module, building-out capacitor links to each other with the input of intelligent compound switch, the output of intelligent compound switch links to each other with the load side three phase mains of low voltage distribution transformer, and the secondary circuit of intelligent compound switch links to each other with the output interface of communication module.
2. low-voltage distribution network idle work optimization long-distance monitorng device according to claim 1 is characterized in that: described sample circuit is current sampling circuit, voltage sampling circuit or current-voltage sampling circuit.
3. low-voltage distribution network idle work optimization long-distance monitorng device according to claim 1 is characterized in that: described main frame is the computer of band communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201724783U CN201004556Y (en) | 2006-12-21 | 2006-12-21 | Remote monitoring device for low voltage distribution and powerless optimization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201724783U CN201004556Y (en) | 2006-12-21 | 2006-12-21 | Remote monitoring device for low voltage distribution and powerless optimization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201004556Y true CN201004556Y (en) | 2008-01-09 |
Family
ID=39040099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201724783U Expired - Fee Related CN201004556Y (en) | 2006-12-21 | 2006-12-21 | Remote monitoring device for low voltage distribution and powerless optimization |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201004556Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102360857A (en) * | 2011-05-30 | 2012-02-22 | 国网电力科学研究院 | Integrated network distributing transformer with error compensating mutual inductor |
| CN103390897A (en) * | 2013-06-17 | 2013-11-13 | 国家电网公司 | Low-voltage distribution area dispersion reactive compensation method based on wireless network |
-
2006
- 2006-12-21 CN CNU2006201724783U patent/CN201004556Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102360857A (en) * | 2011-05-30 | 2012-02-22 | 国网电力科学研究院 | Integrated network distributing transformer with error compensating mutual inductor |
| CN102360857B (en) * | 2011-05-30 | 2013-01-16 | 国网电力科学研究院 | Integrated network distributing transformer with error compensating mutual inductor |
| CN103390897A (en) * | 2013-06-17 | 2013-11-13 | 国家电网公司 | Low-voltage distribution area dispersion reactive compensation method based on wireless network |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080109 Termination date: 20101221 |