CN202103489U - Intelligent agricultural network power distribution monitoring system - Google Patents

Intelligent agricultural network power distribution monitoring system Download PDF

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Publication number
CN202103489U
CN202103489U CN2011202435175U CN201120243517U CN202103489U CN 202103489 U CN202103489 U CN 202103489U CN 2011202435175 U CN2011202435175 U CN 2011202435175U CN 201120243517 U CN201120243517 U CN 201120243517U CN 202103489 U CN202103489 U CN 202103489U
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CN
China
Prior art keywords
connected
intelligent
main station
monitoring system
station system
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Application number
CN2011202435175U
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Chinese (zh)
Inventor
张海文
张勇
吴彬
张天冉
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山东省禹城市电力总公司
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Priority to CN2011202435175U priority Critical patent/CN202103489U/en
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Publication of CN202103489U publication Critical patent/CN202103489U/en

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Abstract

Provided is an intelligent agricultural network power distribution monitoring system, comprising a main station system, wherein the main station system is connected with a plurality of intelligent terminal measurement and control boxes arranged in the electrical network via wireless signals. The intelligent terminal measurement and control box comprises a box body, with the box body being internally provided with an intermediate relay control switch and a measurement and control terminal module which are connected to a binding post board, wherein the measurement and control terminal module is used for monitoring the voltage current analog quantity of the electrical network, calculating electric quantity information, and monitoring and controlling the opening and closing of an intermediate relay control switch, with the measurement and control terminal module being connected with a 3G communication module for communicating with the main station system. The intelligent agricultural network power distribution monitoring system improves the reliability of power supply and raises the efficiency of eliminating power supply faults, with convenient management and lower operation cost.

Description

Intelligence rural power grids distribution monitoring system

Technical field

The utility model belongs to the power technology field, particularly a kind of intelligent rural power grids distribution monitoring system.

Background technology

Now, because global warming, oil price soars, and causes energy cost to rise.Meanwhile, the expansion rapidly in city, people have produced a large amount of demands to electric energy; And based on traditional electrical network; Remaining to be broken through aspect power supply reliability and the electricity consumption interaction, for solving the problem in the reality, State Grid Corporation of China proposes the solution of " intelligent electrical network ".

Generating, transmission of electricity, power transformation, distribution, electricity consumption and the scheduling that the intelligent grid of China comprises electric power system be totally six links, has informationization, digitlization, automation, interactive " intelligence " technical characterictic.

The planning of China national grid company; To divide three phases to advance the construction of " strong intelligent grid ": 2009 to 2010 for planning pilot phase; Study emphasis " strong intelligent grid " development plan work; Formulation technology and administrative standard are carried out key technology research and development and equipment development, and each link pilot work; 2011 to 2015 is the all-round construction stage, accelerates the construction of extra-high voltage grid and town and country power distribution network, begins to take shape intelligent grid operation control and interactive service system, and key technology realizes important breakthrough and extensive use with equipment; 2016 to the year two thousand twenty for leading the improvement stage, build up unified " strong intelligent grid " comprehensively, technology and equipment is reached advanced world standards comprehensively.

And vast rural power distribution electrical network situation is complicated, and it is big to detect management difficulty, uses manpower more, and operation cost is high, and the power supply trouble eliminating time is long, and power supply reliability is poor, is badly in need of improving.

Summary of the invention

Be technical deficiency more than solving, the utility model provides a kind of be convenient to detect management, the intelligent rural power grids distribution monitoring system that power supply reliability is high.

The utility model is realized through following measure:

A kind of intelligent rural power grids distribution monitoring system of the utility model; Comprise main station system; Said main station system is connected with several through wireless signal and is arranged in the intelligent terminal observing and controlling case in the electrical network; Said intelligent terminal observing and controlling case comprises casing; Be provided with the auxiliary relay control switch and the detection and control terminal module that are connected on the connecting terminal block in the said casing, said detection and control terminal module is used for the switching of electric current and voltage analog quantity, statistics information about power, monitoring and the control auxiliary relay control switch of detection of grid, and the detection and control terminal module is connected with and is used for the 3G communication module of communicating by letter with main station system.

Above-mentioned main station system comprises service access controller, the 1st ~ 4 switch, two front servers and two

Database server; Said service access controller receives the signal of detection and control terminal module transmission and flows to front server through the 3rd, 4 switches through the 3G radio channel; Said front server flows to database server through the 1st, 2 switches, is connected with the GPS module between two front servers.

Above-mentioned the 1st, 2 switches are connected with the web server, and said web server is connected with the exchange of MIS net

Machine.

Above-mentioned bottom half is provided with the aviation plug seat that is connected with connecting terminal block.

The beneficial effect of the utility model is:

1. improve power supply reliability and power supply trouble and got rid of efficient.Realize feeder automation fully, discriminating device operation troubles and isolation will be reduced in 5 seconds by original fault average search time in 45 minutes automatically, and the Fault Isolation grid switching operation was reduced in 3 minutes by original 35 minutes average time.Integral body can save time more than 96.3%, corresponding can many amount of power supply 63.521 ten thousand kWh about, calculate by 0.625 yuan/kWh of the average electricity charge, annually can reduce the loss 2.2 ten thousand yuan approximately.

2. be convenient to management, cut operating costs.Can optimize grid structure, rationally adjust operational mode, optimum is reduced in the loss of realization rural power grids distribution line; Can find in time also that simultaneously electricity filching behavior and metering device fault remember the error of omission phenomenon less, control line loss.Most of load measurement and operation etc. do not need manual work to show up to carry out; Reduce personnel labor intensity; Distribution O&M personnel are freed from the loaded down with trivial details work of repeatability such as daily load measurement, status checkout; Make the distribution O&M personnel equipment deficiency of concentrating one's energy to pay close attention to, promote whole work efficiency.

Description of drawings

Fig. 1 is the overall structure sketch map of the utility model.

Fig. 2 is an intelligent terminal observing and controlling box structure block diagram.

Fig. 3 is the topological structure sketch map of main station system.

Embodiment

As shown in Figure 1, a kind of intelligent rural power grids distribution monitoring system of the utility model comprises main station system,

Main station system is connected with several through wireless signal and is arranged in the intelligent terminal observing and controlling case in the electrical network; Intelligent terminal observing and controlling case comprises casing; Be provided with the auxiliary relay control switch and the detection and control terminal module that are connected on the connecting terminal block in the casing; The detection and control terminal module is used for the switching of electric current and voltage analog quantity, statistics information about power, monitoring and the control auxiliary relay control switch of detection of grid, and the detection and control terminal module is connected with and is used for the 3G communication module of communicating by letter with main station system.

Body structure is made up of under casing, door etc.Under casing, preceding frame adopt cold-rolled steel sheet to bend, be welded; The top waterproofing design is fit to outdoor installing; Volume is little, in light weight, is easy to realize installing on the post.Casing side fluting plays the ventilation and heat effect, prevents that box equipment from crossing heat ageing, fault.Simultaneously, be beneficial to the transmission of detection and control terminal aerial signal.Two aviation plugs are equipped with in the bottom half perforate.The box equipment wiring is transferred on the aviation socket by connecting terminal block, and installation connection is convenient.The detection and control terminal communication modes adopts the GPRS/3G mode, and signal is strong, broad covered area, the guarantee information reliable transmission.The detection and control terminal metering module adopts and kilowatt-hour meter same level chip and algorithm.

When breaking down, the system that advocates war audio alert on GIS geographical map and line topological figure is pointed out abort situation and monitor terminal action message and is played up the line influence zone.The mechanism of so quick response for the policymaker provides the characteristic of fault point and surrounding environment accurately, for the valuable time that won of repairing work, is effectively controlled interruption duration and power failure scope.Realize real-time data acquisition, alarm analysis, fault fast positioning, realize the segmentation of circuit, after intelligent terminal observing and controlling case is installed on the branched line, when branch line breaks down, can control and not influence the operation of basic routing line.

Main station system comprises service access controller, the 1st ~ 4 switch, two front servers and two database servers; Said service access controller receives the signal of detection and control terminal module transmission and flows to front server through the 3rd, 4 switches through the 3G radio channel; Said front server flows to database server through the 1st, 2 switches, is connected with the GPS module between two front servers.1st, 2 switches are connected with the web server, and the web server is connected with the MIS network switch.

This distribution monitoring system adopts import ORACLE minicomputer as automation nucleus equipments such as database servers based on the Unix system platform.The safety and the stability of system have been strengthened greatly.Stopped the possibility of poisoning intrusion.System has adopted two server; The time service of GPS module is adopted in the configuration of two front end processors, and the soft copy function of fulfillment database; Fully guaranteed the data consistency between two-server and two front end processors; And can realize server on duty and standby server, the seamless switching of front end processor on duty and subsequent use front end processor, the integrality of assurance data.

The intelligent terminal observing and controlling case of installing on the line collects to such an extent that information is passed through the own third generation GOTA wireless private network passage based on the CDMA2000 platform; Entering is positioned at the service access controller of main station system; The service access controller is connected on the 3rd, 4 switches, and carries out communication with front server.Front server will be received to such an extent that information is carried out analyzing and processing, through the 1st, 2 switches, send to database server.The staff can check and handles through the work station on duty and the maintenance work station that are connected on 1,2 switch networks data.The safety that positive physical is isolated between the realization equipment is isolated.

Whole system is unified the backstage; Data are carried out analysis-by-synthesis; System provides the unified marketing of intelligent power distribution net, distribution and a dispatching management platform; Man-machine interface demonstration and interactive operation, history data store statistics, report making printing etc. are provided, distribution transformer, distribution line, resident and large user's etc. data are compiled, show, controlled and analyze.Distribution transformer and distribution line operation are kept watch on, comprised power information, running status etc., take the control device intervention in case of necessity.Obtain the real time information of power distribution network operation from each intelligent terminal; On the whole distribution is kept watch on and controlled; Analyze the running status of distribution; Coordinate distribution operational mode, sharing of load and troubleshooting between the distribution, whole distribution is effectively controlled, managed, make whole distribution network systems be in optimum running status.Main station system can carry out information gathering, processing and monitoring in real time to distribution line, switch, disconnecting link etc., realizes the functions such as current state, historical trend analysis analysis, failure diagnosis, optimization operation, line loss analyzing, power supply reliability statistics, operation simulation emulation to each equipment.

The foregoing description is said to be in order to specify this patent; Though describe through specific term in the literary composition; But can not limit the protection range of this patent with this; The personage who is familiar with this technical field can change or revise it after the spirit of understanding this patent and principle and reach equivalent purpose, and this equivalence change and modification all should be covered by the claim scope and define in the category.

Claims (4)

1. intelligent rural power grids distribution monitoring system; Comprise main station system; It is characterized in that: said main station system is connected with several through wireless signal and is arranged in the intelligent terminal observing and controlling case in the electrical network; Said intelligent terminal observing and controlling case comprises casing; Be provided with the auxiliary relay control switch and the detection and control terminal module that are connected on the connecting terminal block in the said casing, said detection and control terminal module is used for the switching of electric current and voltage analog quantity, statistics information about power, monitoring and the control auxiliary relay control switch of detection of grid, and the detection and control terminal module is connected with and is used for the 3G communication module of communicating by letter with main station system.
2. according to the said intelligent rural power grids distribution monitoring system of claim 1; It is characterized in that: said main station system comprises service access controller, the 1st ~ 4 switch, two front servers and two database servers; Said service access controller receives the signal of detection and control terminal module transmission and flows to front server through the 3rd, 4 switches through the 3G radio channel; Said front server flows to database server through the 1st, 2 switches, is connected with the GPS module between two front servers.
3. according to the said intelligent rural power grids distribution monitoring system of claim 2, it is characterized in that: said the 1st, 2 switches are connected with the web server, and said web server is connected with the MIS network switch.
4. according to the said intelligent rural power grids distribution monitoring system of claim 1, it is characterized in that: said bottom half is provided with the aviation plug seat that is connected with connecting terminal block.
CN2011202435175U 2011-07-12 2011-07-12 Intelligent agricultural network power distribution monitoring system CN202103489U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011202435175U CN202103489U (en) 2011-07-12 2011-07-12 Intelligent agricultural network power distribution monitoring system

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Application Number Priority Date Filing Date Title
CN2011202435175U CN202103489U (en) 2011-07-12 2011-07-12 Intelligent agricultural network power distribution monitoring system

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CN202103489U true CN202103489U (en) 2012-01-04

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102723780A (en) * 2012-06-13 2012-10-10 栾城县供电局 Energy management system for distribution network of power system
CN104022571A (en) * 2014-05-19 2014-09-03 国电南瑞科技股份有限公司 Electrical load monitoring system and method based on autonomous wireless networking
CN105281302A (en) * 2014-06-12 2016-01-27 国网山西省电力公司电力科学研究院 Intelligent station transmission line pilot protection exchange device and using method thereof

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102723780A (en) * 2012-06-13 2012-10-10 栾城县供电局 Energy management system for distribution network of power system
CN102723780B (en) * 2012-06-13 2014-11-12 国家电网公司 Energy management system for distribution network of power system
CN104022571A (en) * 2014-05-19 2014-09-03 国电南瑞科技股份有限公司 Electrical load monitoring system and method based on autonomous wireless networking
CN104022571B (en) * 2014-05-19 2015-12-30 国电南瑞科技股份有限公司 A kind of power load monitoring system based on autonomous wireless networking and method
CN105281302A (en) * 2014-06-12 2016-01-27 国网山西省电力公司电力科学研究院 Intelligent station transmission line pilot protection exchange device and using method thereof
CN105281302B (en) * 2014-06-12 2018-05-25 国网山西省电力公司电力科学研究院 A kind of intelligent station electric power line longitudinal coupling protection exchanges device and its application method

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20120104

Termination date: 20160712