CN203965567U - A kind of two distant electric power monitorings and Fault Quick Diagnosis system - Google Patents

A kind of two distant electric power monitorings and Fault Quick Diagnosis system Download PDF

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Publication number
CN203965567U
CN203965567U CN201420392091.3U CN201420392091U CN203965567U CN 203965567 U CN203965567 U CN 203965567U CN 201420392091 U CN201420392091 U CN 201420392091U CN 203965567 U CN203965567 U CN 203965567U
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sensor
data
communication
equipment
background server
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Expired - Fee Related
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CN201420392091.3U
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Chinese (zh)
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李秀红
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Beijing Normal University
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Beijing Normal University
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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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS 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
    • Y04S10/00Systems supporting electrical power generation, transmission or distribution
    • Y04S10/50Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
    • Y04S10/52Outage or fault management, e.g. fault detection or location

Abstract

A kind of two distant electric power monitorings and Fault Quick Diagnosis system, it is made up of sensor group, on off state output device, current temperature display instrument, communication equipment and background server 5 major parts, and sensor group is arranged on the cable that needs monitoring; On off state output device is arranged on the position of switch or relay; Current temperature display instrument is arranged on is convenient to see the position of looking; Communication equipment is arranged on Special electric cabinet the inside conventionally; Background server is deployed in electrical network machine room; Sensor group is delivered to current temperature display instrument and communication equipment by the temperature collecting and current value by optical fiber transmission, the data that communication equipment receiving sensor group sends over, and gather on off state, then send to background server.The utility model is integrated in one the technology such as the present computer technology, communication network technology, can realize the real-time telemetry of an equipment distant place, remote signalling on power distribution network, is electric power monitoring and the diagnostic device of a kind of scientific structure, easy to use, handling safety.

Description

A kind of two distant electric power monitorings and Fault Quick Diagnosis system
Technical field:
The utility model relates to a kind of two distant electric power monitorings and Fault Quick Diagnosis system, and it is that a kind of power industry is to power network circuit node and equipment telemonitoring, demonstration and warning system.Belong to electric power monitoring and diagnostic device technical field.
Background technology:
Existing China concerned power interconnection of large-scale power grids and the independent Power System Interconnection of economizing, also have the construction in more electric power and power station, make in power network line, exist a lot of potential safety hazards and power failure not to find in time and to get rid of, aspect detection and early warning power failure, also there is a lot of deficiencies and leak.Power equipment safety operation is the first system of defense of avoiding electrical network major break down, and the normal safe operation at power circuit node station is one of the most key central factor, apparent to its safety requirements.Circuit accident not only can cause self to lose also can interrupt electric power supply, brings a lot of unnecessary losses.China's electric power high speed development in recent years, power equipment is affected by various factors, and particularly insulation ag(e)ing electric leakage, the excess Temperature accident such as catch fire causes heavy losses.
Utility model content:
1, object: the purpose of this utility model is to provide a kind of two distant electric power monitorings and Fault Quick Diagnosis system, it has overcome the deficiencies in the prior art, the technology such as the present computer technology, communication network technology is integrated in one, can realize the real-time telemetry of an equipment distant place, remote signalling on power distribution network, meet the demand of distribution system to open, integrated and integrated comprehensive automation future development, the real world devices demand that meets China and urban and rural power grids have been carried out to large-scale technological transformation.Electric power monitoring and the diagnostic device of a kind of scientific structure, easy to use, handling safety.
2, technical scheme:
Two distant be the abbreviation of remote measurement (remote measurement) and remote signalling (remote signal), two is distant for general data is according to setting up circuit node communication network, Real-time Monitoring Data signal reaches the object of Real-Time Monitoring and quick diagnosis warning.
A kind of two distant electric power monitorings of the utility model and Fault Quick Diagnosis system (hereinafter to be referred as system) are mainly by the most of formations of sensor group, on off state output device, current temperature display instrument, communication equipment, background server etc. 5.Position annexation between them and signal trend are: sensor group is arranged on the cable that needs monitoring; On off state output device is arranged on the position such as switch or relay; Current temperature display instrument is arranged on the convenient position of looking of seeing; Communication equipment is arranged on Special electric cabinet the inside conventionally; Background server is deployed in electrical network machine room.Sensor group is delivered to current temperature display instrument and communication equipment by the temperature collecting and current value by optical fiber transmission, the data that communication equipment receiving sensor group sends over, and gather on off state, then send to background server.
Described sensor group is cable temperature and current metering sensor, and every group of sensor comprises three cables and zero-sequence current totally four sensors of three-phase electricity.6 groups totally 24 sensors can pass through optical fiber access communications machine simultaneously.
Described on off state output device is the equipment of the actuating signal for measuring switch position signal, transformer fault signal, protective device.Gong12 road input state can pass through cable access communications machine simultaneously.
Described current temperature display instrument is a kind of optical fiber communication current temperature display instrument.Can show temperature, electric current and the fault data of four road current temperature sensors simultaneously.Current temperature display instrument is connected with current temperature sensor by optical fiber.
Described communication equipment be pick-up transducers group and on off state output device data, save data to local, send data to background server.Described communication equipment is made up of data acquisition board, communication module, local FLASH storer and power supply 4 parts.Relation is therebetween: the temperature current data that data acquisition board receiving sensor group sends over the state that gathers each on off state output device, after encapsulation process, send to background server by communication module, communication opportunity backs up data to local FLASH storer simultaneously.Power module provides power supply for communication equipment moves, and can select CT automatic electricity getting or 220V mains-supplied.The double-core core that this data acquisition board is made up of SCM&FPGA, FPGA is used for expanding and the communication interface of sensor group communication and the input interface of collection on off state output device data, and single-chip microcomputer is used for processing the data that receive; This communication module is the equipment for communicating by letter with background server, can support GPRS communication module, WIFI communication module etc.; This this locality FLASH storer is the SPI type FLASH of 64M, is used for storage sensor group data, on off state output device data and device fault information, can be extended to as required larger capacity; This power supply is the equipment that working power is provided for above-mentioned module, can adopt CT power taking or directly connect 220V mains-supplied, and this power supply can become system works required voltage by the voltage transitions in two kinds of sources.
Described background server is the webserver.The data of all the sensors group and on off state finally all can send to this server, also report to the police in the position of the equipment that when this server judges that by analysis running status, a certain power equipment of each power equipment of monitoring break down, instruction is broken down.Background server is the cental system of whole system.
The utility model principle and operating mode brief introduction are as follows:
Sensor group periodically will collect electric current and temperature data and convert light signal to and be sent to respectively current temperature display instrument and communication equipment.Can check intuitively in real time at the scene electric current, temperature data and failure message by current temperature display instrument.Communication equipment, receiving that sensor group passes after the data of coming, can be stored in the data of receiving in inner storer, and meanwhile, communication equipment also can uninterruptedly be processed and reaches the switching value signal on 12 tunnels and it is stored in internal storage.Communication equipment also can send to background server program to carry out further data processing the data in storer in real time or regularly.
3, advantage and effect: the advantage of a kind of two distant electric power monitorings of the utility model and Fault Quick Diagnosis system is:
1) realize remote measurement, two key characters of remote signalling.
2) the remote signalling plug-in unit of functional independence, capacity can configure by demand, and basic tankage 12 tunnels, can extend to any multichannel.SOE resolution is less than 2 milliseconds.The anti-shake time 10-60000 of software millisecond can be established, and intake input pulse width is greater than 5 milliseconds.Collection event journal also transmits to a distant place.
3) realize monitoring and the warning of electric current, two key elements of temperature.Measurement range is wide, electric current input nominal value: 1A-2500A; Current sample accuracy: 0.5 grade (particular/special requirement can be accomplished 0.1 grade); The excessive interchange input current of short-term applies 2000% of nominal value, and the duration is less than 1S, and system works is normal; 10 times of rated current measuring error <3%.
4) intelligent decision fault current.Detect feeder fault, differentiate the faults such as alternate, single-phase earthing, failure message active reporting main website.
5) current temperature sensor adopts CT automatic electricity getting.
6) sensor group and communication equipment, sensor group and temperature current display instrument adopt optical fiber communication, and communication security is reliable.
7) temperature current display instrument shows electric current and temperature data in real time, low in energy consumption.
8) communication equipment can be supported 6 Zu Gong 24 road current temperature sensors simultaneously.
9) communication equipment can be processed 12 way switch amount signals simultaneously.
10) communication equipment has memory function.Can record recent all failure messages and all the sensors current temperature data, store historical data (failure message, SOE, fixed-point number etc.) can be preserved more than six months, can expand as required.
11) communication equipment adopts DL/T 634.5101-2002 telecontrol equipment and system 5-101 part transmission regulation and D/T634.5104-2002 telecontrol equipment and system 5-104 part transmission regulation.
12) communication equipment is supported CT power supply and 220V mains-supplied.
13) communication equipment adopts super capacitor accumulate, guarantees data to be sent to background server in time after power-off.
14) communication equipment is supported GPRS telecommunication, and communication module is supported all common carriers such as 2G, 2.5G, 3G network.
15) GP configuring RS communication device (containing antenna).Configure 1 service port, 1 serial communication mouth, a RS485 mouth, can extend to 4 serial communication ports as required.Support the multiple communication protocols such as IEC608-70-5-101:2002, IEC60870-5-104 and main website and substation to communicate.There is IEC608-70-5-101:2002, DNP3.0 and support balanced type, unbalanced communication pattern.Support specific distribution substation stipulations.
16) Overall Power Consumption is low, and complete machine quiescent dissipation is less than 1W, and complete machine maximum power dissipation is less than 5W.
Brief description of the drawings
Fig. 1 is the utility model structural representation
Embodiment
See that a kind of two distant electric power monitorings of Fig. 1, the utility model and Fault Quick Diagnosis system (hereinafter to be referred as system) are mainly by the most of formations of sensor group, on off state output device, current temperature display instrument, communication equipment, background server etc. 5.Position annexation between them and signal trend are: sensor group is arranged on the cable that needs monitoring; On off state output device is arranged on the position such as switch or relay; Current temperature display instrument is generally arranged on the convenient position of looking of seeing; Communication equipment is arranged on Special electric cabinet the inside conventionally; Background server is deployed in electrical network machine room.Sensor group is delivered to current temperature display instrument and communication equipment by the temperature collecting and current value by optical fiber transmission, the data that communication equipment receiving sensor group sends over, and gather on off state, then send to background server.
Described sensor group is cable temperature and current metering sensor, and every group of sensor comprises three cables and zero-sequence current totally four sensors of three-phase electricity.6 groups totally 24 sensors can pass through optical fiber access communications machine simultaneously.
Described on off state output device is the equipment of the actuating signal for measuring switch position signal, transformer fault signal, protective device.Gong12 road input state can pass through cable access communications machine simultaneously.
Described current temperature display instrument is a kind of optical fiber communication current temperature display instrument.Can show temperature, electric current and the fault data of four road current temperature sensors simultaneously.Current temperature display instrument is connected with current temperature sensor by optical fiber.
Described communication equipment be pick-up transducers group and on off state output device data, save data to local, send data to background server.Described communication equipment is made up of data acquisition board, communication module, local FLASH storer and power supply 4 parts.Relation is therebetween: the temperature current data that data acquisition board receiving sensor group sends over the state that gathers each on off state output device, after encapsulation process, send to background server by communication module, communication opportunity backs up data to local FLASH storer simultaneously.Power module provides power supply for communication equipment moves, and can select CT automatic electricity getting or 220V mains-supplied.The double-core core that this data acquisition board is made up of SCM&FPGA, FPGA is used for expanding and the communication interface of sensor group communication and the input interface of collection on off state output device data, and single-chip microcomputer is used for processing the data that receive; This communication module is the equipment for communicating by letter with background server, can support GPRS communication module, WIFI communication module etc.; This this locality FLASH storer is the SPI type FLASH of 64M, is used for storage sensor group data, on off state output device data and device fault information, can be extended to as required larger capacity; This power supply is the equipment that working power is provided for above-mentioned module, can adopt CT power taking or directly connect 220V mains-supplied, and this power supply can become system works required voltage by the voltage transitions in two kinds of sources.
Described background server is the webserver.The data of all the sensors group and on off state finally all can send to this server, also report to the police in the position of the equipment that when this server judges that by analysis running status, a certain power equipment of each power equipment of monitoring break down, instruction is broken down.Background server is the cental system of whole system.

Claims (1)

1. two distant electric power monitorings and a Fault Quick Diagnosis system, is characterized in that: it is made up of sensor group, on off state output device, current temperature display instrument, communication equipment and background server 5 major parts, and sensor group is arranged on the cable that needs monitoring; On off state output device is arranged on the position of switch or relay; Current temperature display instrument is arranged on is convenient to see the position of looking; Communication equipment is arranged on Special electric cabinet the inside conventionally; Background server is deployed in electrical network machine room; Sensor group is delivered to current temperature display instrument and communication equipment by the temperature collecting and current value by optical fiber transmission, the data that communication equipment receiving sensor group sends over, and gather on off state, then send to background server;
Described sensor group is cable temperature and current metering sensor, and every group of sensor comprises three cables and zero-sequence current totally four sensors of three-phase electricity, 6 groups totally 24 sensors simultaneously by optical fiber access communications machine;
Described on off state output device is the equipment of the actuating signal for measuring switch position signal, transformer fault signal, protective device, and Gong12 road input state is simultaneously by cable access communications machine;
Described current temperature display instrument is a kind of optical fiber communication current temperature display instrument, shows temperature, electric current and the number of faults of four road current temperature sensors simultaneously, and current temperature display instrument is connected with current temperature sensor by optical fiber;
Described communication equipment be pick-up transducers group and on off state output device data, save data to local, send data to background server; This communication equipment is made up of data acquisition board, communication module, local FLASH storer and power supply 4 parts, the temperature current data that data acquisition board receiving sensor group sends over the state that gathers each on off state output device, after encapsulation process, send to background server by communication module, communication opportunity backs up data to local FLASH storer simultaneously, power module provides power supply for communication equipment moves, and selects CT automatic electricity getting or 220V mains-supplied; The double-core core that this data acquisition board is made up of SCM&FPGA, FPGA is used for expanding and the communication interface of sensor group communication and the input interface of collection on off state output device data, and single-chip microcomputer is used for processing the data that receive; This communication module is the equipment for communicating by letter with background server, can support GPRS communication module, WIFI communication module; This this locality FLASH storer is the FLASH of 64M, is used for storage sensor group data, on off state output device data and device fault information; This power supply is the equipment that working power is provided for above-mentioned module, adopts CT power taking or directly connects 220V mains-supplied, and this power supply can become system works required voltage by the voltage transitions in two kinds of sources;
Described background server is the webserver, the data of all the sensors group and on off state finally all can send to this server, also report to the police in the position of the equipment that when this server judges that by analysis running status, a certain power equipment of each power equipment of monitoring break down, instruction is broken down.
CN201420392091.3U 2014-07-16 2014-07-16 A kind of two distant electric power monitorings and Fault Quick Diagnosis system Expired - Fee Related CN203965567U (en)

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Application Number Priority Date Filing Date Title
CN201420392091.3U CN203965567U (en) 2014-07-16 2014-07-16 A kind of two distant electric power monitorings and Fault Quick Diagnosis system

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Application Number Priority Date Filing Date Title
CN201420392091.3U CN203965567U (en) 2014-07-16 2014-07-16 A kind of two distant electric power monitorings and Fault Quick Diagnosis system

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104062554A (en) * 2014-07-16 2014-09-24 北京师范大学 Telemetering and remote signaling power monitoring and fast fault diagnosis system
CN106404037A (en) * 2016-12-12 2017-02-15 丹阳亿豪电子科技有限公司 Automobile sensor detection system based on single-chip microcomputer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104062554A (en) * 2014-07-16 2014-09-24 北京师范大学 Telemetering and remote signaling power monitoring and fast fault diagnosis system
CN106404037A (en) * 2016-12-12 2017-02-15 丹阳亿豪电子科技有限公司 Automobile sensor detection system based on single-chip microcomputer

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GR01 Patent grant
C14 Grant of patent or utility model
EE01 Entry into force of recordation of patent licensing contract

Assignee: ANHUI JS INFORMATION TECHNOLOGY CO., LTD.

Assignor: Beijing Normal University

Contract record no.: 2016340000008

Denomination of utility model: Telemetering and remote signaling power monitoring and fast fault diagnosis system

Granted publication date: 20141126

License type: Exclusive License

Record date: 20160505

LICC Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20141126

Termination date: 20180716

CF01 Termination of patent right due to non-payment of annual fee