CN102969725A - Reactive compensation system of rural power grid line - Google Patents

Reactive compensation system of rural power grid line Download PDF

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Publication number
CN102969725A
CN102969725A CN2012104340427A CN201210434042A CN102969725A CN 102969725 A CN102969725 A CN 102969725A CN 2012104340427 A CN2012104340427 A CN 2012104340427A CN 201210434042 A CN201210434042 A CN 201210434042A CN 102969725 A CN102969725 A CN 102969725A
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CN
China
Prior art keywords
reactive compensation
reactive power
wireless communication
power
communication module
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Pending
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CN2012104340427A
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Chinese (zh)
Inventor
殷晓华
奚昊
赵余仁
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JIANGSU CNS ELECTRIC POWER TECHNOLOGY CO LTD
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JIANGSU CNS ELECTRIC POWER TECHNOLOGY CO LTD
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Priority to CN2012104340427A priority Critical patent/CN102969725A/en
Publication of CN102969725A publication Critical patent/CN102969725A/en
Pending legal-status Critical Current

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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
    • 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
    • Y02E40/70—Smart grids as climate change mitigation technology in the energy generation sector
    • 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
    • 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
    • Y04S10/22—Flexible AC transmission systems [FACTS] or power factor or reactive power compensating or correcting units
    • 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 a reactive compensation system of a rural power grid line. The reactive compensation system comprises a plurality of reactive compensation devices arranged in the rural power grid, wherein the reactive compensation devices are respectively connected onto a wireless communication module of a power distribution chamber through power line carrier modules in the reactive compensation points and connected onto a shared communication network through the wireless communication module. The reactive compensation system further comprises a background central processor of a control center of a power supply system, wherein the background central processor is connected into the shared communication network through a transmission center processing center capable of performing protocol switching and is further connected with a central control table for performing man-machine conversion. The reactive compensation system can be used for performing integrated monitoring on the reactive compensation points dispersed in the rural power grid power transmission line, can perform remote data collection and remote switching control, and simultaneously is high in operation reliability and low in operation cost.

Description

Rural power grids reactive power compensation system system
Technical field
The present invention relates to a kind of reactive power compensator for the rural power grids circuit, specifically a kind of pole-mounted reactive compensation system.
Background technology
With respect to developed country, the most of rural power grids power factor of China is on the low side.China region is wide in addition, power transmission line is long, load is little, seasonal and round the clock property variation greatly, supply load disperses, centralized compensatory zone is restricted, therefore, adopt the circuit local compensation, improve power factor of electric network, improve quality of voltage, improve the efficiency of transmission of electric energy, just become an important topic of electric power system.Adopting pole-mounted reactive compensation to carry out local compensation is the ideal mode of dealing with problems at present.And the data acquisition of circuit reactive power compensator has with Types Below and characteristics on the existing post:
1, the data of presence states inquiry and related data read: because pole-mounted reactive compensation is installed on the route lever, climbing is inconvenient, and hot line job is easy to occur casualty accident; Because line build-out generally is distributed in wide area, edge, maintenance period is long, may enlarge and bring unnecessary economic loss in case break down because can not get in time processing accident simultaneously.Simultaneously, because every circuit operational factor can not in time gather, practical working situation that also can't the Real Time Monitoring conveying circuit;
2, adopt infrared, bluetooth, HF communication technology scene and data acquisition: be hand held terminal unit, adopt the above-mentioned communication technology this controller is operated by the controller embedded module.Because above-mentioned communication technology control coverage only has 100m, no longer than 500m, so this technology than first kind of way except saving the pole for climbing link, its limitation there is no much changes;
3, adopt PLC technology: adopt the mode of wired power carrier that device is carried out remote monitor, in certain regional extent, can manage unified TT﹠C concentratedly to line building-out unit, control has good application but this mode is to the circuit under the same transformer, but to the Duo Tai district, the transfer of data of overstating the platform district will exist that signal weakens, distortion, control malfunctioning, in fact owing to be subject to field condition restriction.
Summary of the invention
Technical problem to be solved by this invention is, provide a kind of and can carry out centralized monitor to the reactive power compensation point that disperses in the rural power grids circuit, can carry out the control of remote data acquisition and long-range switching, the reactive compensation system on remote monitoring post that operational reliability is high simultaneously, operating cost is low.
Pole-mounted reactive compensation of the present invention system comprises the wireless communication module under a plurality of reactive power compensator He Tai district of each the reactive power compensation point that is positioned at rural power grids circuit platform district, and the wireless communication module that described wireless communication module lays respectively at each district's point is connected to and shares in the communication network; This device also comprises the backstage central processing unit at control of power supply system center, and the backstage central processing unit is connected to through the central processing center that can carry out protocol conversion and shares in the communication network; The backstage central processing unit also be used for carrying out interactive central control board and be connected.
The present invention is on traditional reactive power compensator basis, be connected to and share in the communication network, and carry out centralized monitor by the backstage central processing unit, being implemented in control centre or concentrated area implements to concentrate collection dynamic data and running status, data is added up, analyzed the reactive-load compensation equipment that is distributed in vast region conveying circuit, and can former factory target component and the on off control of setting device operation, realization telemanagement monitoring, guarantee personal safety, and reduce project investment cost and equipment operation maintenance cost.
Description of drawings
Fig. 1 is systematic schematic diagram of the present invention.
Fig. 2 is that the device that the present invention is positioned at a reactive power compensation point arranges schematic diagram.
Fig. 3 is wireless communication module structural representation of the present invention.
Embodiment
Such as Fig. 1, Fig. 2, shown in Figure 3, comprise in the upper reactive power compensator of the present invention being positioned at the on-the-spot reactive power compensator of reactive power compensator point, reactive power compensator generally includes the Open Type Electric Current Mutual Inductor similar to reactive power compensator on the conventional post 1, Intelligent capacitor 2, isolating switch 4, power carrier module 3.
Pole-mounted reactive compensation of the present invention system adopts Three Tiered Network Architecture, i.e. field layer, Communication Layer, management level.Field layer: mainly contain reactive power compensator and finish the inner electric weight of on-the-spot pole-mounted reactive compensation device is carried out the separating brake closing operation with the data acquisition of non electrical quantity and to the execution components and parts that install inside, terminal use group as this system, every individuality all has specific identity coding, for remote monitoring provides possibility; Communication Layer mainly contains shared communication network, wireless communication module, power carrier composition, the main functions such as communication management transmission that realize the device field data; Management level mainly contain the compositions such as backstage central processing unit and central control board, be used for receiving system internal operation data by special-purpose background process software, data are carried out analyzing and processing, at central control board the operational processes display interface is arranged, the staff by consistency operation can be long-range to device operational system setting parameter, and can send that the operational order control device is inner to be carried out components and parts work or stop.
On-the-spot reactive power compensator internal function components and parts are comprised of devices such as intelligent capacitor, power carrier modules.
Whether reactive power compensator carries out the reactive power compensation action by this line voltage distribution and current parameters analysis-by-synthesis are differentiated, and finishes in real time the detection to full electric parameter; As measure the electric parameter such as voltage, electric current, active power, reactive power, frequency, power factor, four-quadrant electric energy of this system; To device internal capacitor running current, voltage data collection analysis, differentiate whether operation irregularity of this covering device, as break down and namely send alarm signal; Can also realize simultaneously the detection to work loop remote signalling amount.
Wireless communication module is mainly realized the power carrier module and the transfer of data that shares of intelligent powerless compensation device; Link to each other by self RS232 Interface and Controler, realize exchanges data; Simultaneously by wireless transport module, for generic service quotient data storehouse and field data website are set up a kind of wireless connections.Each wireless communication module is a terminal use, and is supporting with corresponding idle compensating control.
The backstage central processing unit is an embedded computer, mainly contains the compositions such as flush bonding processor, associated support hardware, embedded OS and application software system.The operation of support user program by application program, realizes the collection of device internal data, storage, calculation process, task management, transmission information are stored the functions such as exchanges data that reach with wireless communication module.CPU (central processing unit) data center adopts privately owned fixed ip address to carry out wide area and connects by an APN access via telephone line community network between both sides are interconnected.Operator distributes special-purpose APN for the client, gives all control points and central dispense APN private network inner fixedly IP.CPU (central processing unit) can be equipped with card private ip address user and monitors one to one a plurality of, thereby realizes the centralized control of reactive power compensation system within disperseing the region.The human-computer dialogue that central control board is monitored this system by the special-purpose software realization.

Claims (1)

1. rural power grids reactive power compensation system system, this system comprises the wireless communication module under a plurality of reactive power compensator He Tai district of each the reactive power compensation point that is positioned at rural power grids circuit platform district, described reactive power compensator is connected to wireless communication module under the platform district by the power carrier module that is positioned at each reactive power compensation point respectively, again by in the wireless communication module communication network; This device also comprises the backstage central processing unit at control of power supply system center, and the backstage central processing unit is connected to through the transmission central processing center that can carry out protocol conversion and shares in the communication network; The backstage central processing unit also be used for carrying out interactive central control board and be connected.
CN2012104340427A 2012-11-05 2012-11-05 Reactive compensation system of rural power grid line Pending CN102969725A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012104340427A CN102969725A (en) 2012-11-05 2012-11-05 Reactive compensation system of rural power grid line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012104340427A CN102969725A (en) 2012-11-05 2012-11-05 Reactive compensation system of rural power grid line

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CN102969725A true CN102969725A (en) 2013-03-13

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018235331A1 (en) * 2017-06-23 2018-12-27 エナジーサポート株式会社 Reactive power compensation device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0364132A (en) * 1989-04-27 1991-03-19 Schlumberger Ind Inc Method of selecting suitable route for power line communication
CN201682289U (en) * 2010-03-30 2010-12-22 深圳益华鑫能科技开发有限公司 Intelligent reactive power compensation device
CN102377187A (en) * 2011-10-19 2012-03-14 镇江博扬电气科技有限公司 Reactive compensation system on remote monitoring post

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0364132A (en) * 1989-04-27 1991-03-19 Schlumberger Ind Inc Method of selecting suitable route for power line communication
CN201682289U (en) * 2010-03-30 2010-12-22 深圳益华鑫能科技开发有限公司 Intelligent reactive power compensation device
CN102377187A (en) * 2011-10-19 2012-03-14 镇江博扬电气科技有限公司 Reactive compensation system on remote monitoring post

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018235331A1 (en) * 2017-06-23 2018-12-27 エナジーサポート株式会社 Reactive power compensation device
JP2019009888A (en) * 2017-06-23 2019-01-17 東洋電機製造株式会社 Reactive power compensator

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Application publication date: 20130313