CN103837786A - State monitoring system and monitoring method of intelligent distribution network equipment - Google Patents

State monitoring system and monitoring method of intelligent distribution network equipment Download PDF

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Publication number
CN103837786A
CN103837786A CN201410120273.XA CN201410120273A CN103837786A CN 103837786 A CN103837786 A CN 103837786A CN 201410120273 A CN201410120273 A CN 201410120273A CN 103837786 A CN103837786 A CN 103837786A
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CN
China
Prior art keywords
signal detecting
server
intelligent distribution
data
monitoring
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Application number
CN201410120273.XA
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Chinese (zh)
Inventor
盛方正
张钻
邱明义
沈光敏
杨郗明
李祥筠
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国网上海市电力公司
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Priority to CN201410120273.XA priority Critical patent/CN103837786A/en
Publication of CN103837786A publication Critical patent/CN103837786A/en

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation

Abstract

The invention discloses a state monitoring system of intelligent distribution network equipment. The state monitoring system of the intelligent distribution network equipment comprises a primary signal detector, a plurality of secondary signal detectors, a server which is connected with the primary signal detector and the secondary signal detectors, a power source which is connected with the primary signal detector and the secondary signal detectors, and a plurality of client terminals which are connected with the server, wherein each secondary signal detector is connected with a secondary circuit load, the signal detectors are used for conducting state quantity detection and characteristic quantity extraction on the equipment and loop which are detected by a secondary circuit, the server is used for processing and storing the data of the primary signal detector and the data of the secondary signal detectors, and the client terminals are used for checking the data stored in the server. The invention further discloses a state monitoring method of the intelligent distribution network equipment. By means of the state monitoring system and monitoring method of the intelligent distribution network equipment, the operating state of power grid secondary equipment can be recognized effectively, rapidly and correctly, so that the workload of maintenance personnel is reduced, and the safety and stability of an intelligent power grid are facilitated.

Description

Intelligence distribution net equipment condition monitoring system and monitoring method thereof
Technical field
The present invention relates to grid equipment real time monitoring field, be specifically related to intelligent distribution net equipment condition monitoring system and monitoring method thereof.
Background technology
Along with the equipment runtime increases, performance declines gradually, and reliability declines gradually, and equipment failure rate increases gradually.The duty of distribution secondary device directly affects the stable and safe operation of electrical network, therefore that the Real-Time Monitoring of equipment becomes is particularly important, must monitor the running status of these equipment.
Current overhaul of the equipments need to have a power failure on a large scale, has influence on enterprise and resident's electricity consumption.Nowadays more than 90% equipment is exempted from (lacking) maintenance levels owing to having adopted digitizing static device that it has been reached within tenure of use, equipment is overhauled one by one with traditional maintenance mode, can cause that maintenance is not enough or maintenance is superfluous, blindly maintenance.Such mode has been ignored the variation of difference and the different equipment states that cause of running environment of equipment original state (product quality), adopts the method for imposing uniformity without examining individual cases both uneconomical also unreasonable, causes and lacks in practice certain science and dirigibility.
The object of power equipment state monitoring (state monitoring of power apparatus) is to adopt effective detection means and analyzing and diagnosing technology, grasps in time, accurately equipment running status, guarantees safe, the reliable and economical operation of equipment.Thermodynamic state verification progresses into practical along with the development of fault diagnosis technology, and causes extensive attention due to its huge benefit in industrial community, and theoretical research and production practices are all further being entered deeply.
On-line monitoring technique is, under the condition in operation the situation of equipment to be carried out continuously or the monitoring of timing at equipment under test, normally automatically carries out.The system that neither affects is moved normally, can directly reflect again operating equipment state, and the off-line monitoring that carries out more out of service than time is more effective, in time and reliable.
Because operational outfit is generally in industrial environment, various interference are inevitable, the transducing signal undesired signal of often adulterating, and the therefore processing of measuring-signal, judgement are very important, and for the judgement of equipment state, often need the comprehensive judgement of many-sided signal.
The function of traditional monitoring device is generally the corresponding monitoring variable of this device of report.Power equipment is in operational process; because its running status of a variety of causes can constantly change; the task of input is exactly the real-time status in timely discovering device operational process; realize the collection to key signals such as protective device, control loop, associated loop, realize the basis of application as detection system.
Summary of the invention
The object of the present invention is to provide a kind of intelligent distribution net equipment condition monitoring system and monitoring method thereof, can effectively, fast, correctly identify the duty of electric grid secondary equipment, reduced maintenance personal's workload, be conducive to the safety and stability of intelligent grid.
In order to achieve the above object, the present invention is achieved through the following technical solutions: a kind of intelligent distribution net equipment condition monitoring system, be characterized in, and comprise:
Main signal detecting device, carries out quantity of state detection, Characteristic Extraction for equipment, loop that main circuit is detected;
With the parallel multiple secondary signal detecting devices that arrange of main signal detecting device;
The server being connected with described main signal detecting device and multiple described secondary signal detecting device; And
The power supply being connected with described main signal detecting device and multiple described secondary signal detecting device;
Secondary signal detecting device described in each connects a secondary circuit load;
The multiple clients that are connected with server;
Described secondary signal detecting device carries out quantity of state detection, Characteristic Extraction for equipment, loop that secondary circuit is detected;
Described server for the treatment of and the data of preserving main signal detecting device and multiple described secondary signal detecting devices;
Described client is for checking the data that server is preserved.
Between described main signal detecting device and multiple described secondary signal detecting device and server, adopt wireless mode to be connected.
Described wireless mode is wireless RS485 bus mode.
Described power supply is direct supply.
Further, comprise the switch being arranged between server and multiple client;
Described switch is for setting up the LAN between multiple clients.
Between described server, switch and multiple client, adopt Ethernet to connect.
A kind of intelligent distribution net equipment state monitoring method, is characterized in, comprises following steps:
Quantity of state detection, Characteristic Extraction are carried out in equipment, loop that main signal detecting device detects main circuit, by the comparison that detects data, send corresponding warning, and send data to server;
Quantity of state detection, Characteristic Extraction are carried out in equipment, loop that each secondary signal detector detects place secondary circuit, by the comparison that detects data, send corresponding warning, and send data to server;
Server receives the inquiry instruction that client is sent, and sends data to client.
Further, comprise that server is continual patrols and examines each secondary signal detecting device and main signal detecting device one by one, and the data of each secondary signal detecting device and main signal detecting device are classified.
Described quantity of state comprises electric current, voltage and power consumption.
Described characteristic quantity comprises poor stream and jump-value of current.
The present invention's intelligence distribution net equipment condition monitoring system and monitoring method thereof compared with prior art have the following advantages: due to main signal detecting device and multiple secondary signal detecting device being set, can effectively, fast, correctly identify the duty of electric grid secondary equipment, reduce maintenance personal's workload, be conducive to the safety and stability of intelligent grid; Form LAN by switch, facilitate user to check data by client; Owing to being provided with server, the convenient storage to historical data, is convenient to check.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the present invention's intelligence distribution net equipment condition monitoring system.
Embodiment
Below in conjunction with accompanying drawing, by describing a preferably specific embodiment in detail, the present invention is further elaborated.
As shown in Figure 1, a kind of intelligent distribution net equipment condition monitoring system, comprises: main signal detecting device 1, carries out quantity of state detection, Characteristic Extraction for equipment, loop that main circuit is detected; With the parallel multiple secondary signal detecting devices 2 that arrange of main signal detecting device 1; The server 3 being connected with described main signal detecting device 1 and multiple described secondary signal detecting device 2; And the power supply 4 being connected with described main signal detecting device 1 and multiple described secondary signal detecting device 2; Secondary signal detecting device 2 described in each connects a secondary circuit load 5; The multiple clients 6 that are connected with server 3; Secondary signal detecting device 2 carries out quantity of state detection, Characteristic Extraction for equipment, loop that secondary circuit is detected; Server 3 for the treatment of and the data of preserving main signal detecting device 1 and multiple described secondary signal detecting devices 2; The data of client 6 for checking that server 3 is preserved.
Between main signal detecting device 1 and multiple described secondary signal detecting device 2 and server 3, adopt wireless mode to be connected.Wireless mode is wireless RS485 bus 8 modes.Power supply 4 is direct supply.Be arranged on the switch 7 between server 3 and multiple client 6; Switch 7 is for setting up the LAN between multiple clients 6.Between server 3, switch 7 and multiple client 6, adopt Ethernet 9 to connect.
A kind of intelligent distribution net equipment state monitoring method, comprises following steps:
Quantity of state (electric current, voltage and power consumption) detection is carried out in equipment, the loop that main signal detecting device 1 detects main circuit, characteristic quantity (poor stream and jump-value of current) extracts, by the comparison to detection data, send corresponding warning, and send data to server 3;
Quantity of state (electric current, voltage and power consumption) detection is carried out in equipment, the loop that each secondary signal detector 2 detects place secondary circuit, characteristic quantity (poor stream and jump-value of current) extracts, by the comparison to detection data, send corresponding warning, and send data to server 3;
Server 3 receives the inquiry instruction that client 6 is sent, and sends data to client 6.
Further, server 3 is continual patrols and examines each secondary signal detecting device 2 and main signal detecting device 1 one by one, and the data of each secondary signal detecting device 2 and main signal detecting device 1 are classified.
Concrete application: main signal detecting device 1 and each secondary signal detecting device 2 will detect with Characteristic Extraction and arrange analog quantity, by comparison and analysis to detection data, the generation of unusual circumstance in time, and make corresponding alarm, relevant data are occurred to server 3.In the time that it receives the interrogating signal that server 3 sends, will make corresponding answer, be sent to client 6, make user obtain needed data.
Process one: in server 3 operational processs, to uninterruptedly patrol and examine main signal detecting device 1 and each secondary signal detecting device 2 one by one, and the signal that main signal detecting device 1 and each secondary signal detecting device 2 are sent here is carried out to class definition by operation information, event information, action message, abnormal information etc., and the influence degree to the normal operation of control loop is determined the measure to be processed that needs according to it, there is warning message to client 6 or make accordingly and preserving on the spot.
Process two: in the time that client 6 is transferred failure message by WEB, corresponding main signal detecting device 1 and each secondary signal detecting device 2 are sent the order of carrying out data extraction by server 3, then will extract the data transmission of coming to client 6.
Can form a complete control loop state-detection flow process by two flow processs above, at control loop during in normal operation, detection system will detect each equipment and loop in control loop online in real time in real time, data are carried out to high-speed, high precision sampling, make data keep integrality, and characteristic quantity is analyzed, in service the occurred various abnormal conditions of discovering device in time, and send corresponding all kinds of alarm signal to server 3.When server 3 receives after warning information, then carry out diagnostic process, finally realize the transmission to client 6.
Although content of the present invention has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to limitation of the present invention.Read after foregoing those skilled in the art, for multiple modification of the present invention and substitute will be all apparent.Therefore, protection scope of the present invention should be limited to the appended claims.

Claims (10)

1. an intelligent distribution net equipment condition monitoring system, is characterized in that, comprises:
Main signal detecting device (1), carries out quantity of state detection, Characteristic Extraction for equipment, loop that main circuit is detected;
With the parallel multiple secondary signal detecting devices (2) that arrange of main signal detecting device (1);
The server (3) being connected with described main signal detecting device (1) and multiple described secondary signal detecting devices (2); And
The power supply (4) being connected with described main signal detecting device (1) and multiple described secondary signal detecting devices (2);
Secondary signal detecting device (2) described in each connects a secondary circuit load (5);
The multiple clients (6) that are connected with server (3);
Described secondary signal detecting device (2) carries out quantity of state detection, Characteristic Extraction for equipment, loop that secondary circuit is detected;
Described server (3) for the treatment of and preserve main signal detecting device (1) and the data of multiple described secondary signal detecting devices (2);
The data of described client (6) for checking that server (3) is preserved.
2. intelligent distribution net equipment condition monitoring system as claimed in claim 1, is characterized in that, between described main signal detecting device (1) and multiple described secondary signal detecting device (2) and server (3), adopts wireless mode to be connected.
3. intelligent distribution net equipment condition monitoring system as claimed in claim 2, is characterized in that, described wireless mode is wireless RS485 bus mode.
4. intelligent distribution net equipment condition monitoring system as claimed in claim 1, is characterized in that, described power supply (4) is direct supply.
5. intelligent distribution net equipment condition monitoring system as claimed in claim 1, is characterized in that, further comprises the switch (7) being arranged between server (3) and multiple client (6);
Described switch (7) is for setting up the LAN between multiple clients (6).
6. intelligent distribution net equipment condition monitoring system as claimed in claim 4, is characterized in that, adopts Ethernet to connect between described server (3), switch (7) and multiple client (6).
7. an intelligent distribution net equipment state monitoring method, is characterized in that, comprises following steps:
Quantity of state detection, Characteristic Extraction are carried out in equipment, loop that main signal detecting device (1) detects main circuit, by the comparison that detects data, send corresponding warning, and send data to server (3);
Quantity of state detection, Characteristic Extraction are carried out in equipment, loop that each secondary signal detector (2) detects place secondary circuit, by the comparison that detects data, send corresponding warning, and send data to server (3);
Server (3) receives the inquiry instruction that client (6) is sent, and sends data to client (6).
8. intelligent distribution net equipment state monitoring method as claimed in claim 7, it is characterized in that, further comprise that server (3) is continual patrols and examines each secondary signal detecting device (2) and main signal detecting device (1) one by one, and the data of each secondary signal detecting device (2) and main signal detecting device (1) are classified.
9. intelligent distribution net equipment state monitoring method as claimed in claim 7, is characterized in that, described quantity of state comprises electric current, voltage and power consumption.
10. intelligent distribution net equipment state monitoring method as claimed in claim 7, is characterized in that, described characteristic quantity comprises poor stream and jump-value of current.
CN201410120273.XA 2014-03-28 2014-03-28 State monitoring system and monitoring method of intelligent distribution network equipment CN103837786A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104122473A (en) * 2014-08-06 2014-10-29 国网上海市电力公司 Online monitoring method for states of secondary device of distribution network
CN104133145A (en) * 2014-08-06 2014-11-05 国网上海市电力公司 On-line monitoring system for state of secondary equipment of distribution network
CN104880222A (en) * 2015-04-28 2015-09-02 国家电网公司 3G wireless communication-based secondary equipment state monitoring system

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2768282Y (en) * 2004-11-25 2006-03-29 北京时代科技股份有限公司 Power distribution terminal
JP2009065778A (en) * 2007-09-06 2009-03-26 Tokyo Electric Power Co Inc:The Power system monitor control system
CN101431253A (en) * 2007-11-07 2009-05-13 孙军平 Low-voltage power distribution network data processing method, apparatus and system based on WSN
CN201331560Y (en) * 2009-01-16 2009-10-21 南京因泰莱配电自动化设备有限公司 Distributing transformer monitoring device
CN201708587U (en) * 2010-05-21 2011-01-12 浙江邦业科技有限公司 Intelligent digital automation distribution network system
CN102118061A (en) * 2011-01-07 2011-07-06 中国电力技术装备有限公司 Method and system for centralized control of regional power grid
KR101211118B1 (en) * 2012-09-24 2012-12-11 주식회사프로컴시스템 System and method for managing power system dynamic monitoring apparatus
CN102937675A (en) * 2012-10-22 2013-02-20 江苏省电力公司常州供电公司 Real-time data collecting and fault positioning system of power distribution network and working method thereof
CN202794365U (en) * 2012-07-09 2013-03-13 福建省电力有限公司电力科学研究院 Automatic testing system for power distribution monitoring terminals
CN103023149A (en) * 2012-12-12 2013-04-03 天津市电力公司 Intelligent power distribution terminal and intelligent power distribution system based on IEC61850
CN203813525U (en) * 2014-03-28 2014-09-03 国网上海市电力公司 Intelligent distribution network equipment state monitoring system

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2768282Y (en) * 2004-11-25 2006-03-29 北京时代科技股份有限公司 Power distribution terminal
JP2009065778A (en) * 2007-09-06 2009-03-26 Tokyo Electric Power Co Inc:The Power system monitor control system
CN101431253A (en) * 2007-11-07 2009-05-13 孙军平 Low-voltage power distribution network data processing method, apparatus and system based on WSN
CN201331560Y (en) * 2009-01-16 2009-10-21 南京因泰莱配电自动化设备有限公司 Distributing transformer monitoring device
CN201708587U (en) * 2010-05-21 2011-01-12 浙江邦业科技有限公司 Intelligent digital automation distribution network system
CN102118061A (en) * 2011-01-07 2011-07-06 中国电力技术装备有限公司 Method and system for centralized control of regional power grid
CN202794365U (en) * 2012-07-09 2013-03-13 福建省电力有限公司电力科学研究院 Automatic testing system for power distribution monitoring terminals
KR101211118B1 (en) * 2012-09-24 2012-12-11 주식회사프로컴시스템 System and method for managing power system dynamic monitoring apparatus
CN102937675A (en) * 2012-10-22 2013-02-20 江苏省电力公司常州供电公司 Real-time data collecting and fault positioning system of power distribution network and working method thereof
CN103023149A (en) * 2012-12-12 2013-04-03 天津市电力公司 Intelligent power distribution terminal and intelligent power distribution system based on IEC61850
CN203813525U (en) * 2014-03-28 2014-09-03 国网上海市电力公司 Intelligent distribution network equipment state monitoring system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104122473A (en) * 2014-08-06 2014-10-29 国网上海市电力公司 Online monitoring method for states of secondary device of distribution network
CN104133145A (en) * 2014-08-06 2014-11-05 国网上海市电力公司 On-line monitoring system for state of secondary equipment of distribution network
CN104880222A (en) * 2015-04-28 2015-09-02 国家电网公司 3G wireless communication-based secondary equipment state monitoring system
CN104880222B (en) * 2015-04-28 2017-07-28 国家电网公司 Secondary device condition monitoring system based on 3G radio communications

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