CN204517506U - For the auxiliary system of Loop Closing Operation in Distribution Network - Google Patents
For the auxiliary system of Loop Closing Operation in Distribution Network Download PDFInfo
- Publication number
- CN204517506U CN204517506U CN201520264775.XU CN201520264775U CN204517506U CN 204517506 U CN204517506 U CN 204517506U CN 201520264775 U CN201520264775 U CN 201520264775U CN 204517506 U CN204517506 U CN 204517506U
- Authority
- CN
- China
- Prior art keywords
- distribution network
- cyclization
- main frame
- closing operation
- loop closing
- 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.)
- Active
Links
Classifications
-
- 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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/40—Display of information, e.g. of data or controls
Abstract
The utility model discloses a kind of auxiliary system for Loop Closing Operation in Distribution Network, comprise DTU (Data Transfer unit), SCADA system, Data Detection main frame, cyclization detection main frame, control device of circuit breaker and report output equipment, the utility model system compact, cost are lower, the cyclization of power distribution network low-risk can be realized, best cyclization point is selected to carry out cyclization, improve power supply reliability, ensure quality of voltage, be specially adapted to the urban distribution network that distribution line communication relationship is complicated, load is heavier, be suitable for applying.
Description
Technical field
The utility model relates to power system device technical field, particularly a kind of auxiliary system for Loop Closing Operation in Distribution Network being applicable to the design of distribution line looped network, open loop operation.
Background technology
Along with the development of society, people require more and more higher to the power supply reliability of electric power system.Power distribution network generally adopts closed loop design, the powering mode of open loop operation.In order to reduce interruption duration, improving power supply reliability, taking the Loop Closing Operation do not had a power failure to become the conventional means of power supply enterprise at line maintenance and the time of falling load.At present, dispatching of power netwoks person often carries out cyclization according to operating experience, or cyclization after first having a power failure, if there is the difference such as voltage magnitude, phase place in closed loop network switch two side bus voltage, and the reason such as short-circuit impedance difference is too large, make in Loop Closing Operation, to produce excessive circulation, the safe operation of power distribution network is had a huge impact, reduce power supply reliability.Therefore, each power supply enterprise has all carried out a large amount of research and development and utilization to the ring system of power distribution network, but effect is all not so good, particularly when being applicable to the urban distribution network that distribution line communication relationship is complicated, load is heavier, effectiveness comparison is poor, researches and develops that a kind of effect is better and the cyclization auxiliary system being applicable to the urban distribution network that distribution line communication relationship is complicated, load is heavier is necessary.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of auxiliary system for Loop Closing Operation in Distribution Network, and it is simple and reasonable, significantly can reduce cyclization risk, be applicable to distribution line closed loop design open loop operation.
The purpose of this utility model is achieved through the following technical solutions:
This auxiliary system being used for Loop Closing Operation in Distribution Network comprises:
DTU (Data Transfer unit), for being converted to the digital signal that SCADA system can gather by the switching information analog signal of feeder terminal voltage, electric current, active power, reactive power and circuit breaker;
SCADA system, for monitoring the digital signal that exports for the auxiliary system of Loop Closing Operation in Distribution Network with image data conversion and exporting Data Detection main frame to;
Data Detection main frame, carries out analyzing and processing for the related data inputted SCADA system, and the data after analyzing and processing is inputed to cyclization detection system;
Cyclization detects main frame, according to the data of Data Detection main frame input, sends and controls signal to the auxiliary system of breaker control for Loop Closing Operation in Distribution Network;
Control device of circuit breaker, according to the control signal that cyclization detection main frame sends, controls circuit breaker and carries out Loop Closing Operation.
Further, also comprise report output equipment, the output that described report output equipment and cyclization detect main frame is connected;
Further, described report output equipment is the network printer.
The beneficial effects of the utility model are:
The utility model system compact, cost are lower, the reasonable utilization of ring system can realize the cyclization of power distribution network low-risk, select best cyclization point to carry out cyclization simultaneously, improve power supply reliability, ensure quality of voltage, be specially adapted to the urban distribution network that distribution line communication relationship is complicated, load is heavier, be suitable for applying.
Other advantages of the present utility model, target and feature will be set forth to a certain extent in the following description, and to a certain extent, based on will be apparent to those skilled in the art to investigating hereafter, or can be instructed from practice of the present utility model.Target of the present utility model and other advantages can be realized by specification below and obtain.
Accompanying drawing explanation
In order to make the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model is described in further detail, wherein:
Accompanying drawing is principle schematic of the present utility model.
Embodiment
Hereinafter with reference to accompanying drawing, preferred embodiment of the present utility model is described in detail.Should be appreciated that preferred embodiment only in order to the utility model is described, instead of in order to limit protection range of the present utility model.
As shown in the figure, the utility model comprises following part:
(1) DTU (Data Transfer unit) 1: for the switching information analog signal of feeder terminal voltage, electric current, active power, reactive power and circuit breaker being converted to the digital signal that SCADA system can gather;
(2) SCADA system 2: electrically connect with DTU (Data Transfer unit), for monitoring with the digital signal of image data conversion equipment output and exporting Data Detection main frame to;
(3) Data Detection main frame 3: electrically connect with SCADA system, carries out analyzing and processing for the related data inputted SCADA system, and the data after analyzing and processing is inputed to cyclization detection system;
(4) cyclization detects main frame 4: according to the data of Data Detection main frame input, send and control signal to control device of circuit breaker;
(5) control device of circuit breaker 5: the control signal sent according to cyclization detection main frame, controls circuit breaker and carry out Loop Closing Operation.
(6) report output equipment 6: in the present embodiment, report output equipment is the network printer, and the output detecting main frame with cyclization is connected, and can export the on off state of the electric current and voltage before and after cyclization, power data and circuit breaker, check for people.
The utility model can realize the cyclization of power distribution network low-risk, selects best cyclization point to carry out cyclization, improves power supply reliability, ensures quality of voltage, is specially adapted to the urban distribution network that distribution line communication relationship is complicated, load is heavier, is suitable for applying.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of the technical program, it all should be encompassed in the middle of right of the present utility model.
Claims (3)
1. for the auxiliary system of Loop Closing Operation in Distribution Network, it is characterized in that: described system comprises
DTU (Data Transfer unit) (1), for being converted to the digital signal that SCADA system can gather by the switching information analog signal of feeder terminal voltage, electric current, active power, reactive power and circuit breaker;
SCADA system (2), for monitoring the digital signal that exports for the auxiliary system of Loop Closing Operation in Distribution Network with image data conversion and exporting Data Detection main frame to;
Data Detection main frame (3), carries out analyzing and processing for the related data inputted SCADA system, and the data after analyzing and processing is inputed to cyclization detection system;
Cyclization detects main frame (4), according to the data of Data Detection main frame input, sends and controls signal to the auxiliary system of breaker control for Loop Closing Operation in Distribution Network;
Control device of circuit breaker (5), according to the control signal that cyclization detection main frame sends, controls circuit breaker and carries out Loop Closing Operation.
2. the auxiliary system for Loop Closing Operation in Distribution Network according to claim 1, is characterized in that: also comprise report output equipment (6), and the output that described report output equipment and cyclization detect main frame is connected.
3. the auxiliary system for Loop Closing Operation in Distribution Network according to claim 2, is characterized in that: described report output equipment is the network printer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520264775.XU CN204517506U (en) | 2015-04-28 | 2015-04-28 | For the auxiliary system of Loop Closing Operation in Distribution Network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520264775.XU CN204517506U (en) | 2015-04-28 | 2015-04-28 | For the auxiliary system of Loop Closing Operation in Distribution Network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204517506U true CN204517506U (en) | 2015-07-29 |
Family
ID=53715441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520264775.XU Active CN204517506U (en) | 2015-04-28 | 2015-04-28 | For the auxiliary system of Loop Closing Operation in Distribution Network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204517506U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109066985A (en) * | 2018-08-28 | 2018-12-21 | 云南电网有限责任公司电力科学研究院 | A kind of quick cyclization tune electric system and method |
-
2015
- 2015-04-28 CN CN201520264775.XU patent/CN204517506U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109066985A (en) * | 2018-08-28 | 2018-12-21 | 云南电网有限责任公司电力科学研究院 | A kind of quick cyclization tune electric system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206461372U (en) | Power distribution station three-phase load unbalance automatic regulating system | |
| CN201750204U (en) | Direct current double-power-supply intelligent switching device | |
| CN201985627U (en) | Power distribution terminal and intelligent power grid system using same | |
| CN104184124A (en) | Direct current breaker for high-frequency switch power supply system and overload protection method | |
| CN204144918U (en) | The DC circuit breaker that a kind of high frequency switch power supply system uses | |
| CN102904270A (en) | Three-phase current unbalance adjusting system for power distribution network | |
| CN202957611U (en) | Three-phase current unbalance adjusting system of power distribution network | |
| CN201450365U (en) | Integrated device for protecting and monitoring intelligent looped network cabinet | |
| CN204597623U (en) | A kind of solid converting switch | |
| CN204517506U (en) | For the auxiliary system of Loop Closing Operation in Distribution Network | |
| CN104269874B (en) | A kind of electric control system | |
| CN104714443A (en) | Polycrystalline silicon reduction power regulation power source and electrical control system thereof | |
| CN203775473U (en) | Power-saving control cabinet of intelligent street lamp | |
| CN204794353U (en) | Intelligent electric power monitor terminal that can man -machinely exchange | |
| CN205656461U (en) | Breaker closing controlling means | |
| CN104202191A (en) | Switching method of communication working modes of fault indicator remote transmission communication terminal and master station | |
| CN205610332U (en) | Electrical apparatus automatic switch conversion equipment | |
| CN204290317U (en) | The cyclization of middle pressure feeder line is powered aid decision-making system | |
| CN210092885U (en) | Distribution transformer monitoring and metering terminal with reactive compensation control and monitoring functions | |
| CN203562840U (en) | Power distribution equipment on-line monitoring early-warning terminal | |
| CN103178619B (en) | APF (accurate position finder), SVG (static var generator) control device for realizing 3G (the third generation telecommunication) monitoring | |
| CN206226302U (en) | A kind of Intelligent high frequency switching d | |
| CN201946965U (en) | Loop system for clearing overloading fault or short circuiting fault | |
| CN206892299U (en) | A kind of electric automobile charging pile dc source insulation detection device | |
| CN206698020U (en) | A kind of tele-control system of breaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |