CN102427277B - Area intelligent power distribution network system - Google Patents
Area intelligent power distribution network system Download PDFInfo
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- CN102427277B CN102427277B CN201110329530.7A CN201110329530A CN102427277B CN 102427277 B CN102427277 B CN 102427277B CN 201110329530 A CN201110329530 A CN 201110329530A CN 102427277 B CN102427277 B CN 102427277B
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/40—Display of information, e.g. of data or controls
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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 invention relates to an area intelligent power distribution network system. Based on a management platform with a main station, a feed line, a power distribution network and centralized checking in one body, data in an area is centralized in a low voltage distribution information system for processing. The low voltage distribution information system is background application software with distribution monitoring metering, low voltage reactive compensation, a user electric quantity centralized checking system, a load control management system, and harmonic wave monitoring analysis in one body, and automation of acquisition and management of low voltage distribution network data is realized. According to the system, intelligent safety monitoring is carried out on a 10 kV distribution line and a distribution terminal device, simultaneously accurate and scientific intelligent monitoring is carried out on a 400 V distribution line, an operation status of distribution transform is grasped and reasonable management is carried out according to a requirement, by utilizing information positioning and navigation of the power distribution network, timely reaction can be carried out on an equipment line or fault, the fault is isolated automatically, distribution recovery is rapid, power supply quality is improved, and intelligent automatic management and control of an area intelligent power distribution network are realized.
Description
Technical field
The present invention relates to a kind of distribution network system, be specially a kind of area intelligent power distribution network system.
Background technology
Power distribution network is one of the basic composition of electric power system generating, transmission of electricity, power transformation, distribution and electricity consumption.Electrical power distribution automatization system utilizes modern electronic technology, the communication technology, computer technology and network technology to combine with power equipment; the work management of the monitoring of power distribution network under normal and failure condition, protection, control, record and power supply department is organically merged; relation is closely set up with client; improve power supply quality, the electric service provided.Existing power supply and distribution of electric power system, be a kind of traditional power supply-distribution system, simply, electric power enterprise generally has inner field process personnel or patrolman for equipment and control system, the work of their every day is exactly the state checking line facility, then feeds back to control centre.Along with the iterative method that China intelligent grid is built, the issue of intelligent grid standards system planning, intelligent adapted electric theory and functional framework distinct gradually, various intelligence is joined power consumption equipment and is continued to bring out, and the construction for intelligent grid provides good platform.The enforcement employing of early stage power distribution automation develops independently, individual event automated system solves problem.In the invention of the patent No. " 200910244582.7 ", refer to a kind of method, system and device realizing intelligent subdistrict multinet and merge, achieve and the multiple service signals in intelligent residential district is merged by service set device, and the composite signal after merging is carried out unifying to send, but its shortcoming just is that right, effectively do not utilize existing network, and also lack after state that effective way or channel make to occur in multinode, multi-level power distribution network or fault message process timely and effectively and make a response.Because the communication network of intelligent distribution network is widely distributed, terminal node is numerous, exist multi-level, extensively to cover, the management of multi-measuring point and communication requirement, need to set up that an individual system is perfect, dependable performance, ALARA Principle, maintainable good power distribution information system.
Summary of the invention
In order to overcome the defect of prior art, the invention discloses a kind of area intelligent power distribution network system.
The present invention is achieved by the following technical solutions:
A kind of area intelligent power distribution network system, comprise power distribution automation main station system, power distribution automation substation system, power distribution network communication system, user's electricity centralized meter-reading system and low-voltage distribution information system, it is characterized in that: described power distribution automation main station system comprises central processing unit, DAM control module, fault processing module, power distribution network geography information module; Described power distribution automation main station system, by power distribution automation substation system, is connected with multiple distribution power automation terminal; Described low-voltage distribution information system is the background application software integrating monitoring power distribution metering, low-pressure reactive compensation, user's electricity centralized meter-reading system, Load Control Management System, Detecting Power Harmonics analysis, gathers and management low-voltage distribution network data; Described DAM control module comprises communication network, transformer terminal unit and the Intelligent current action protector, reactive power compensating controller and the intelligent electric meter that are connected with transformer terminal unit, distribution terminal environment pick-up transducers; Described transformer terminal unit is carried out data acquisition by data acquisition module and interface module and is transmitted, and carries out data processing, record and storage by the computing of the processor of transformer terminal unit; Distribution monitoring system is given the central processing unit of main station system by described communication module the data gathered and is accepted the instruction of main station system; The supervision data of distribution terminal process by described distribution network automated module, for distribution line failure, judge and locate, and automatism isolation problem terminal, is restored electricity by instruction process; Described power distribution network geographical information management module GIS comprises Automatic Drawing (AM) and equipment control (FM), and by 95598, MIS with SCADA data-interface is connected distribution terminal and central processing unit, transmits upstream switch and searches information.Instant invention overcomes the defect of prior art, intelligent safety monitoring can be carried out to 10kV distribution line and distribution terminal equipment, also can carry out accurately and the intelligent monitoring of science 400V distribution line simultaneously, grasp the operation conditions of distribution transforming and carry out reasonable management according to demand, the Information locating of power distribution network can react device line or fault in time with navigation, automatic separating fault, recovery distribution is rapid, improve power supply quality, achieve intellectuality, the management of regional intelligent distribution network of automation and control.
Preferably, described regional intelligent distribution network management system serves 10kV distribution network and 400V low voltage power distribution network.
Preferably, described distribution power automation terminal comprises ca bin (FTU), distribution terminal (DTU), distribution transformer terminals (TTU), load control terminal (LCU), centralized automatic meter-reading equipment or intelligent electric meter.
Preferably, described distribution power automation terminal is provided with telecommunication equipment, is monitored by the position of the switch of telecommunication equipment to distribution line switch.
Preferably, described distribution power automation terminal is provided with telemetering equipment, and the voltage on distribution terminal equipment, electric current, meritorious, idle job information are undertaken monitoring by described telemetering equipment, record and pass to the central processing unit of main station system.
Preferably, described distribution power automation terminal can adopt the 6 distant equipment in tunnel 3, and namely 2 enter 4 ring main units gone out, and have 6 on-load switches in ring main unit, are provided with remote signalling, telemetry and telecommand device; Can also adopt the 4 distant equipment in tunnel 2, namely 2 enter 2 ring main units gone out, and have 4 on-load switches, are provided with remote signalling, telemetering equipment, do not need remote control.
Preferably, the optical fiber communication pattern between described ca bin and between ca bin and distribution network master station system can pass through 10M/100M Ethernet, and ICP/IP protocol basis is carried out; Each ca bin is connected with a light net module, each light net module is connected by optical-fibre channel; Light net module is communicated with distribution network system by the network switch.
Preferably, described area intelligent power distribution network system adopts Intelligent feeder line distributed mode, is communicated by Fast Ethernet; Described distribution power automation terminal FTU/DTU embedded with network topological structure, all FTU/DTU intercourse information, and according to gathered information, to localization of fault, tracing trouble isolating on the spot, searches problem and restore electricity; Described Intelligent feeder line distributed mode with main station system in support.
Preferably, also radio communication can be carried out by GPRS/CDMA network between described ca bin and distribution network master station system.
Preferably, described automated drafting system graphical authoring tools realizes: GIS graphic plotting module completes the importing of CAD electronic chart, geographic element editor, the foundation of geographic element index, power equipment drafting, with the display of figure online tool, being formed complete is that the controller switching equipment of background is along Butut with geographical graphic; And show power equipment real-time status, telemetry, information of listing.
Preferably, described equipment management system arranges artwork storehouse integrated function, carries out the typing of GIS device data; Special equipment management tool carries out various ways inquiry, statistics to equipment are set; Described equipment management tool can configuration querying mode, displaying contents, and shows by the mode of list, supports the customization of query statistic list; Described equipment management system is provided with looking into mutually and locating module of figure and equipment management tool.
Accompanying drawing explanation
Fig. 1 is the system schematic of preferred embodiment of the area intelligent power distribution network system proposed according to the present invention.
Fig. 2 is the intelligent distributed feeder line pattern information flow chart of the embodiment of area intelligent power distribution network system shown in Fig. 1.
Fig. 3 is the optical fiber communication pattern diagram of the embodiment of area intelligent power distribution network system shown in Fig. 1.
Fig. 4 is the GPRS wireless communications mode schematic diagram of the network of regional intelligent distribution network shown in Fig. 1 embodiment.
Embodiment
In the preferred embodiment shown in Fig. 1, area intelligent power distribution network system of the present invention comprises power distribution automation main station system, power distribution automation substation system, power distribution network communication system, user's electricity centralized meter-reading system and low-voltage distribution information system.
Regional intelligent distribution network main website 1 coordinates to carry out Control on Communication by regional intelligent distribution network substation 2 and regional mutually; Between the other-end unit such as regional intelligent distribution network substation 2 and distribution power automation terminal 4, monitoring power distribution measuring terminal 5 and distribution transforming concentrator (carrier wave) 6, carry out information transmission by communication networks 3 such as GPRS/CDMA wireless public network, ADSL, optical fiber, complete the execution of the transmission of Real-time Monitoring Data and the control command from main station system.
Distribution power automation terminal 4 comprises feeder switch 7, ring main unit 8, distribution transformer 9 etc.; Monitoring power distribution measuring terminal 5 comprises high-pressure reactive compensation device 12, in-place reactive power compensation device 13 etc. on 10kV/0.4kV distribution transforming 10, Intelligent distribution transformer 11, post; Distribution transforming concentrator (carrier wave) 6 comprises collection such as electricity such as user such as user's intelligent electric energy meter 14 grade and copies equipment.
Described distribution power automation terminal can adopt the 6 distant equipment in tunnel 3, and namely 2 enter 4 ring main units gone out, and have 6 on-load switches in ring main unit, are provided with remote signalling, telemetry and telecommand device; Can also adopt the 4 distant equipment in tunnel 2, namely 2 enter 2 ring main units gone out, and have 4 on-load switches, are provided with remote signalling, telemetering equipment, do not need remote control.
Described ca bin comprises the binding posts such as terminal unit controller, power management module, storage battery, casing, lightening protection installation, communication terminal, aviation connector; Wherein, terminal unit controller realizes the Premium Features such as real-time sampling, four remote control function, fault detect; Power management module is responsible for two-way AC power and storage battery and is switched, provides that 28V working power, battery charging and discharging manage, battery capacity monitors, provides operating power; Storage battery is responsible for providing the back-up source after exchanging dead electricity; Casing has rainproof, heat insulation, draining, dehumidification function; Lightening protection installation is set to complete secondary lightning protection; The binding posts such as aviation connector facilitate faulty equipment replacing, equipment debugging etc.
The coodination modes of this distribution main website and distribution substation can alleviate the burden that a large amount of distribution terminal accesses main website, and power distribution automation substation system becomes the bridge of distribution main website and distribution power automation terminal communication.
The intelligent distributed feeder line pattern information flow chart of area intelligent power distribution network system embodiment as shown in Figure 2.Distribution main station system 22 is by intelligent distributed feeder line model F A module 25, and to the information that the mutual communication of FTU of the on-load switch of each transformer station 26 gathers, to localization of fault, the interval of automatic separating fault, restores electricity in time.Distributed FA control module forms a queue and carries out continuous monitoring, and and shares the information such as the voltage of circuit, the position of the switch and malfunction between FTU.Switch carries out breakdown judge after learning overcurrent or decompression signal, thus fault is automatically excised.The information of having excised about which switch is obtained by other switch in peer to peer communication group; Thereafter each switch is opened excise fault or close by automatically determining according to the position of oneself immediately, quick isolated fault point and the power supply recovered this circuit normal interval.
Distribution terminal equipment monitor fault message trigger fault handling process, by failure judgement type, main station system localizing faults region, the switch in localizing faults region is pulled open in remote control, recovers the power supply of upstream and downstream.The feed line automatization system troubleshooting of this pattern of advocating war is rapid, can one-time positioning success, and switching manipulation number of times is few, and operational mode has nothing to do.
The optical fiber communication pattern of area intelligent power distribution network system embodiment as shown in Figure 3.Optical fiber communication pattern between ca bin (FTU) 19 and between ca bin and power distribution network background system 15 is by 10M/100M Ethernet 20, and ICP/IP protocol 16 basis is carried out; Each ca bin is connected with a light net module 18, each light net module is connected by optical-fibre channel 21; Light net module is communicated with power distribution network background system 15 by the network switch 17.
The GPRS wireless communications mode of regional intelligent distribution network network embodiment as shown in Figure 4.Distribution network master station system 22 can carry out information interaction with multiple distribution power automation terminal 24 by GPRS communication network 23, monitor the relevant information of 10kV feeder line interconnection switch, ring main unit, line sectionalizing switch, FTU gathers voltage, the electric current of feeder switch, analyze judgement according to the operational factor of this switch simultaneously, and control this switch deciliter.Distant place control circuit switchgear can realize 10kV circuit monitoring and line fault location and isolate, thus realizes power distribution network monitoring running state and control, carries out load management and information system management.
Connection between power distribution automation substation with each terminal can also communicate with RS485, serial ports, Ethernet interface, CAN interface etc., and concrete connected mode needs basis to select at scene on the spot.
The Distribution GIS of the distribution in area intelligent power distribution network system of the present invention mainly comprises Automatic Drawing (AM) and equipment control (FM) two large divisions.Described automated drafting system graphical authoring tools realizes: GIS graphic plotting module completes the importing of CAD electronic chart, geographic element editor, the foundation of geographic element index, power equipment drafting, with the display of figure online tool, being formed complete is that the controller switching equipment of background is along Butut with geographical graphic; And show power equipment real-time status, telemetry, the information such as to list, monitor the real time execution of whole distribution network systems.Described equipment management system arranges artwork storehouse integrated function, carries out the typing of GIS device data; Special equipment management tool carries out various ways inquiry, statistics to equipment are set; Described equipment management tool can configuration querying mode, displaying contents, and shows by the mode of list, supports the customization of query statistic list; Described equipment management system is provided with looking into mutually and locating module of figure and equipment management tool.
AM/FM/GIS system field data acquisition is applied: GIS software support off-line editing, and track walker or outdoor workers no longer need to carry with a large amount of drawing files, and even palmtop PC is just passable only to need to carry portable computer or Tablet PC.Only the task on the same day need be taken out from central server, just can directly the part of amendment editor be recorded in the equipment carried with when working at the scene, by logging after end-of-job, import in central server, and owing to have employed version management and Object-oriented technology, can also the accuracy and whether having with other people edited result of testing result conflict simultaneously.
AM/FM/GIS Mobile solution: utilize Mobile GIS, stored in electronic chart and electrical network figure in palmtop PC, utilizes GPS module to carry out location, scene.Electric power worker can be helped to lose old three samples (chi, a volume drawing, an information kit), more effectively can carry out the work such as field tour, maintenance, repairing, construction, measurement that electric power is relevant.
Claims (11)
1. an area intelligent power distribution network system, comprise power distribution automation main station system, power distribution automation substation system, power distribution network communication system, user's electricity centralized meter-reading system and low-voltage distribution information system, it is characterized in that: described power distribution automation main station system comprises central processing unit, DAM control module, fault processing module, power distribution network geography information module; Described power distribution automation main station system, by power distribution automation substation system, is connected with multiple distribution power automation terminal and carries out Control on Communication; Carry out information transmission by communication network between terminal unit, complete the execution of the transmission of Real-time Monitoring Data and the control command from main station system; Described low-voltage distribution information system is the background application software integrating monitoring power distribution metering, low-pressure reactive compensation, user's electricity centralized meter-reading system, Load Control Management System, Detecting Power Harmonics analysis, gathers and management low-voltage distribution network data; Described DAM control module comprises communication network, transformer terminal unit and the Intelligent current action protector, reactive power compensating controller and the intelligent electric meter that are connected with transformer terminal unit, distribution terminal environment pick-up transducers; Described transformer terminal unit is carried out data acquisition by data acquisition module and interface module and is transmitted, and carries out data processing, record and storage by the computing of the processor of transformer terminal unit; Distribution monitoring system is given the central processing unit of main station system by communication module the data gathered and is accepted the instruction of main station system; The supervision data of distribution terminal process by distribution network automated module, for distribution line failure, judge and locate, and automatism isolation problem terminal, is restored electricity by instruction process; The geographical information management module of described power distribution network comprises Automatic Drawing and equipment control, and by 95598, MIS with SCADA data-interface is connected distribution terminal and central processing unit, transmits upstream switch and searches information; Distribution main station system is by intelligent distributed feeder line model F A module, and to the information that the mutual communication of the FTU of the on-load switch of each transformer station gathers, to localization of fault, the interval of automatic separating fault, restores electricity in time; Distribution terminal equipment monitor fault message trigger fault handling process, by failure judgement type, main station system localizing faults region, the switch in localizing faults region is pulled open in remote control, recovers the power supply of upstream and downstream; Distributed FA control module forms a queue and carries out continuous monitoring, and and shares the voltage of circuit, the position of the switch and fault status information between FTU.
2. area intelligent power distribution network system as claimed in claim 1, is characterized in that: described area intelligent power distribution network system serves 10kV distribution network and 400V low voltage power distribution network.
3. area intelligent power distribution network system as claimed in claim 1, is characterized in that: described distribution power automation terminal comprises ca bin, distribution terminal, distribution transformer terminals, load control terminal, centralized automatic meter-reading equipment or intelligent electric meter.
4. area intelligent power distribution network system as claimed in claim 1, be is characterized in that: described distribution power automation terminal is provided with telecommunication equipment, is monitored by the position of the switch of telecommunication equipment to distribution line switch.
5. area intelligent power distribution network system as claimed in claim 1, it is characterized in that: described distribution power automation terminal is provided with telemetering equipment, the voltage on distribution terminal equipment, electric current, meritorious, idle job information are undertaken monitoring by described telemetering equipment, record and pass to the central processing unit of main station system.
6. area intelligent power distribution network system as claimed in claim 1, it is characterized in that: described distribution power automation terminal can adopt the 6 distant equipment in tunnel 3, namely 2 enter 4 ring main units gone out, and have 6 on-load switches in ring main unit, are provided with remote signalling, telemetry and telecommand device; Can also adopt the 4 distant equipment in tunnel 2, namely 2 enter 2 ring main units gone out, and have 4 on-load switches, are provided with remote signalling, telemetering equipment, do not need remote control.
7. area intelligent power distribution network system as claimed in claim 3, it is characterized in that: the optical fiber communication pattern between described ca bin and between ca bin and distribution network master station system, by 10M/100M Ethernet, ICP/IP protocol basis is carried out; Each ca bin is connected with a light net module, each light net module is connected by optical-fibre channel; Light net module is communicated with distribution network system by the network switch.
8. area intelligent power distribution network system as claimed in claim 1, is characterized in that: described area intelligent power distribution network system adopts Intelligent feeder line distributed mode, is communicated by Fast Ethernet; Described distribution power automation terminal FTU/DTU embedded with network topological structure, all FTU/DTU intercourse information, and according to gathered information, to localization of fault, tracing trouble isolating on the spot, searches problem and restore electricity; Described Intelligent feeder line distributed mode with main station system in support.
9. area intelligent power distribution network system as claimed in claim 7, is characterized in that: also can carry out radio communication by GPRS/CDMA network between described ca bin and distribution network master station system.
10. area intelligent power distribution network system as claimed in claim 1, it is characterized in that: described automated drafting system graphical authoring tools realizes: the graphic plotting module of geographical information management module completes the importing of CAD electronic chart, geographic element editor, the foundation of geographic element index, power equipment drafting, with the display of figure online tool, being formed complete is that the controller switching equipment of background is along Butut with geographical graphic; And show power equipment real-time status, telemetry, information of listing.
11. area intelligent power distribution network systems as claimed in claim 1, is characterized in that: described equipment management system arranges artwork storehouse integrated function, carries out the typing of GIS device data; Special equipment management tool carries out various ways inquiry, statistics to equipment are set; Described equipment management tool configuration querying mode, displaying contents, and show by the mode of list, support the customization of query statistic list; Described equipment management system is provided with looking into mutually and locating module of figure and equipment management tool.
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| CN201110329530.7A CN102427277B (en) | 2011-10-26 | 2011-10-26 | Area intelligent power distribution network system |
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| CN201110329530.7A CN102427277B (en) | 2011-10-26 | 2011-10-26 | Area intelligent power distribution network system |
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