CN202471237U - Online monitoring system of ground wire vibration of high-voltage power transmission line - Google Patents

Online monitoring system of ground wire vibration of high-voltage power transmission line Download PDF

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Publication number
CN202471237U
CN202471237U CN2011204787465U CN201120478746U CN202471237U CN 202471237 U CN202471237 U CN 202471237U CN 2011204787465 U CN2011204787465 U CN 2011204787465U CN 201120478746 U CN201120478746 U CN 201120478746U CN 202471237 U CN202471237 U CN 202471237U
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CN
China
Prior art keywords
vibration
zigbee
base station
monitoring
chip microcomputer
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Expired - Fee Related
Application number
CN2011204787465U
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Chinese (zh)
Inventor
刘家兵
贺兴容
栗璐
廖云杰
范强
张晓伟
李文静
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XI'AN JIN POWER ELECTRICAL CO Ltd
EHV OPERATION MAINTENANCE CO LTD OF SICHUAN ELECTRIC POWER CO LTD
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XI'AN JIN POWER ELECTRICAL CO Ltd
EHV OPERATION MAINTENANCE CO LTD OF SICHUAN ELECTRIC POWER CO LTD
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Priority to CN2011204787465U priority Critical patent/CN202471237U/en
Application granted granted Critical
Publication of CN202471237U publication Critical patent/CN202471237U/en
Anticipated expiration legal-status Critical
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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
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A90/00Technologies having an indirect contribution to adaptation to climate change
    • Y02A90/10Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation

Abstract

The utility model discloses an online monitoring system of ground wire vibration of a high-voltage power transmission line and solves difficult problems in aspects of ground wire vibration monitoring and wireless transmission in the prior art. An onsite monitoring unit can monitor lead vibration information and information of temperature, humidity, wind speed, wind direction and the like of the current environment at regular time and in real time and sends the information to a monitoring center through GPRS. Relative parameters of vibration frequency, amplitude and fatigue damage lifetime and the like of the line are judged by specialist software of the monitoring center. In one aspect, the real-time monitoring of line aeolian vibration is enhanced, and fatigue damage accidents are eliminated in a bud state, thereby improving the reliability of a power supply device. In the other aspect, weather material can be collected and accumulated in a long term, thereby providing relative basic data for the design, operation and maintenance of the power transmission line.

Description

Ultra-high-tension power transmission line ground wire vibration online monitoring system
Technical field:
The utility model belongs to transmission line of electricity on-line monitoring technique field, relates to a kind of intelligent transmission line of electricity ground wire on-Line Monitor Device, especially a kind of ultra-high-tension power transmission line ground wire vibration online monitoring system.
Background technology:
Overhead transmission line receives the influence of natural conditions that multiple disaster accident can take place; And transmission line of electricity vibration be wherein comparatively serious a kind of disaster in recent years; Receive meteorological condition effect, overhead transmission line vibration frequency happening in accident and intensity obviously increase, and have caused enormous economic loss; Had a strong impact on the safe operation of electrical network, vibration is effectively monitored and is become the task of top priority to transmission line of electricity.Along with planning and the enforcement that national intelligent grid is built, on-line monitoring technique is also developing towards intelligentized direction as the emphasis planned project of intelligent grid transmission of electricity link.Based on this thought, this subject study just is being based on actual required and set up, and produces reason according to the ground wire vibration, and physical environment is to the influence of ground wire, has proposed that exploitation is a kind of to have intelligentized vibration, a meteorological on-line detecting system, to guarantee the safety of ground wire.
The utility model content:
The purpose of the utility model provides a kind of transmission line of electricity ground wire vibration online monitoring system; Solved the difficult problem of existing ground wire vibration monitoring and wireless transmission aspect; Field monitoring can be regularly or is monitored the quantity of information such as temperature, humidity, wind speed and direction of conductor vibration information and prevailing circumstances in real time; In time send to Surveillance center, judge the correlation parameters such as vibration frequency, amplitude and fatigue damage life-span of current circuit by the expert software of Surveillance center through GPRS.Strengthened real-time monitoring on the one hand, the fatigue breakdown accident has been eliminated in bud, improved the reliability of power-supply unit the circuit aeolian vibration; Can collect and accumulate meteorological data for a long time on the other hand, for design, the operation maintenance of transmission line of electricity provides the relevant rudimentary data.
The technical scheme that the utility model adopted is: a kind of transmission line of electricity ground wire vibration online monitoring system; The monitoring center and the path monitoring base station that comprise GPRS communication; The path monitoring base station comprises Zigbee network and vibration monitor again; Path monitoring base station nucleus module is the MSP430F247 single-chip microcomputer, is connected with GPRS communication module, Zigbee telegon, memory module and power circuit on the MSP430F247 single-chip microcomputer respectively, is connected with solar cell and accumulator on the power circuit; The Zigbee child node that vibration monitor comprises the power supply that is used to supply power and is used to communicate by letter is connected with vibration transducer and temperature sensor respectively on the Zigbee child node.
Said MSP430F247 single-chip microcomputer is connected with weather station, and weather station comprises temperature sensor, humidity sensor, air velocity transducer, wind transducer and sunshine recorder.
Said monitoring center and wireline inspection base station are through GPRS communication; Also communicate by letter with a plurality of vibration monitors through the Zigbee network in the wireline inspection base station; The wireline inspection base station comprises the MSP430F247 single-chip microcomputer; Be connected with GPRS communication module, Zigbee telegon, memory module and power circuit on the MSP430F247 single-chip microcomputer respectively; Be connected with solar panel and accumulator on the power circuit respectively; Vibration monitor comprises vibration monitor power supply that is used to supply power and the Zigbee child node that is used to communicate by letter, and is connected with first vibration transducer and first temperature sensor on the Zigbee child node respectively, and the MSP430F247 single-chip microcomputer of path monitoring base station also is connected with weather station; Weather station comprises second temperature sensor, second humidity sensor, air velocity transducer and sunshine recorder.
Said path monitoring base station is independent monitoring means, and it is through the data communication of GPRS communication module and Surveillance center, the first order network of construction system; Path monitoring base station and a plurality of vibration monitor are set up WLAN through Zigbee, are the second level network of system.
The microprocessor MSP430F247 single-chip microcomputer of said path monitoring base station regularly sends acquisition through serial ports to the Zigbee telegon, simultaneously various weather datas such as wind speed, wind direction, temperature, humidity is gathered; After the Zigbee telegon receives acquisition; Each Zigbee child node in its LAN is sent acquisition; And regularly wait for and accept the data that the Zigbee child node collects; When timing then, the data that the Zigbee telegon is replied the Zigbee child node that receives send it back base station microprocessor MSP430F247 single-chip microcomputer through serial ports; Data and the packing of each meteorologic parameter that microprocessor MSP430F247 single-chip microcomputer is replied the Zigbee telegon send to monitoring center through the GPRS communication module.
The beneficial effect of the utility model is; Set up radio sensing network based on the Zigbee technology; Realization is to the aeolian vibration situation of a plurality of measuring points of ground wire and the real-time monitoring of conductor temperature, and simultaneously multiple meteorologic parameters such as humidity, temperature, wind speed, wind direction, intensity of sunshine gathered; Native system has adopted the communication mode of GPRS, realizes the long-distance transmissions of Monitoring Data; And set up accurate method of calculation, directly provide the important parameters such as lead amplitude, frequency and fatigue damage life-span that the user needs.This system has innovation at aspects such as principle of work design, communication mode, sensor technologies.
Description of drawings:
Fig. 1 is the structural representation of the utility model;
Wherein: 1 is monitoring center; 2 is the wireline inspection base station; 3 is vibration monitor; 4 is weather station; 5 is first vibration transducer; 6 is first temperature sensor; 7 is the vibration monitor power supply; 8 is the Zigbee child node; 9 is the GPRS communication module; 10 is the Zigbee telegon; 11 is memory module; 12 is solar panel; 13 is accumulator; 14 is the MSP430F247 single-chip microcomputer; 15 is second vibration transducer; 16 is second temperature sensor; 17 is humidity sensor; 18 is power circuit; 19 is air velocity transducer; 20 is sunshine recorder.
Embodiment:
Below in conjunction with accompanying drawing the utility model is done and to be described in further detail:
The utility model transmission line of electricity ground wire vibration online monitoring system; As shown in Figure 1; Comprise monitoring center 1 and wireline inspection base station 2 through GPRS communication; Also communicate by letter with a plurality of vibration monitors 3 through the Zigbee network in wireline inspection base station 2, wireline inspection base station 2 comprises MSP430F247 single-chip microcomputer 14, is connected with GPRS communication module 9, Zigbee telegon 10, memory module 11 and power circuit 15 on the MSP430F247 single-chip microcomputer 14 respectively; Be connected with solar panel 12 and accumulator 13 on the power circuit 15 respectively; Vibration monitor 3 comprises vibration monitor power supply 7 that is used to supply power and the Zigbee child node 8 that is used to communicate by letter, and is connected with first vibration transducer 5 and first temperature sensor 6 on the Zigbee child node 8 respectively, and the MSP430F247 single-chip microcomputer 14 of path monitoring base station 2 also is connected with weather station 4; Weather station 4 comprises second temperature sensor 16, second humidity sensor 17, air velocity transducer 19 and sunshine recorder 20.
The course of work of the utility model is: path monitoring base station 2 is accomplished the collection of information such as corresponding ground wire vibration information, conductor temperature and environment temperature, humidity, wind speed, wind direction in real time; Its packing back is sent to inspection center 1 through GPRS communication module 9, carries out the aeolian vibration situation that analysis and arrangement is judged this this line wire to data by monitoring center's 1 software.Monitoring center 1 can carry out remote parameter setting (like sampling time interval, sensor benchmark, real time data request etc.) to on-the-spot extension set.The aeolian vibration situation of this area's respective lines is understood according to data such as each measuring point conductor vibration amplitude, frequency and environmental parameters by inspection center 1 by expert software.Expert software then utilizes various revised theory models, experimental result and result of field running to judge the aeolian vibration and the lead fatigue damage situation of transmission line of electricity, in time provides early warning information, effectively prevents the generation of accident.
Path monitoring base station 2 is independent monitoring means, and it is through the data communication of GPRS communication module 9 with Surveillance center 1, the first order network of construction system.Path monitoring base station 2 is set up WLAN with a plurality of vibration monitors 3 through Zigbee, is the second level network of system.The microprocessor MSP430F247 single-chip microcomputer 14 of path monitoring base station regularly sends acquisition through serial ports to Zigbee telegon 10, and (timing can be set; Also can directly carry out request of data through monitoring center 1), simultaneously various weather datas such as wind speed, wind direction, temperature, humidity are gathered; After Zigbee telegon 10 receives acquisition; Each Zigbee child node 8 in its LAN is sent acquisition; And regularly wait for and accept the data that Zigbee child node 8 collects; When timing then, the data that Zigbee telegon 10 is replied the Zigbee child node that receives 8 send it back base station microprocessor MSP430F247 single-chip microcomputer 14 through serial ports; Data and the packing of each meteorologic parameter that microprocessor MSP430F247 single-chip microcomputer 14 is replied Zigbee telegon 10 send to monitoring center 1 through GPRS communication module 9.Path monitoring base station 2 can be carried out operations such as real-time image data, modification extension set sampling time according to the control signal that monitoring center's 1 main frame sends.
Below each ingredient is described in detail:
(1) primary processor is selected the MSP430F247 single-chip microcomputer 14 of TI company for use.16 MSP430F247 single-chip microcomputers 14 have advantages such as processing power is strong, travelling speed fast, aboundresources, exploitation convenience, and cost performance is very high.Super low-power consumption is a MSP430F247 performance characteristics the most significantly, and it has unique clock design, and exportable 3 kinds of different frequency clocks are given the module of different demands, and have multiple sleep pattern, can reduce system power dissipation to greatest extent through the parameter setting.The real-time of considering system handles requires and problems such as the baud rate generation of serial-port communication and system low-power consumption characteristic, has selected two groups of crystal oscillators of 32768Hz and 11.0592MHz.
(2) the utility model is selected TSZ-CC2430 series Zigbee module for use; Through the Zigbee technology; Realized the exploitation of unlimited sensor network nodes; These nodes can just constitute the wireless network of low cost, high transfer rate, thereby realize the vibration information at each place, monitoring point and the real-time monitoring of conductor temperature.And through in node, transplanting the Zigbee protocol stack, both can set up Star Network, also can set up comparatively complicated tree-shaped and netted networking.In the utility model; Adopt MSSTATE LRWPAN protocol stack; Coordinator node (Coordinator) is set up a network, and router (Router) and terminal node (RFD) (in the native system router node and terminal node being referred to as child node) add the networking, and child node is after the image data order that receives the coordinator node transmission; Regularly send oneself and gather data such as vibration and conductor temperature to coordinator node; Vibration monitor is a processor with the radio frequency chip CC2430 in the Zigbee module, when carrying out wireless data transmission, accomplishes the sampling of vibration and conductor temperature information.
(3) product of the grand electricity of GPRS communication module 9 employings in the utility model, model H7118GPRSDTU.GPRS communication module 9 links to each other with analog switch, and its function is the GPRS (GPRS) through China Mobile, carries out RFDC.Each tester all has a GPRS communication module 9 to communicate by letter with central computer through Wi-Fi in the utility model, and it is big that this module has data amount transmitted, and transmission speed is fast, stable advantages of higher.
The uninterrupted monitoring to various parameters will be realized in the field monitoring terminal; The power supply design of extension set is extremely important; The native system vibration monitor adopts the mutual inductance way to take power; Monitoring base station adopts sun power to add the working method of accumulator, for the work efficiency that improves system power supply and the mission life of accumulator, system design charge and discharge point control circuit automatically.Its accumulator cell charging and discharging protection philosophy: the hysteresis comparator of forming through amplifier LM324 and peripheral circuit thereof, when the voltage of accumulator just often, charge circuit is opened, discharge loop is connected; When the battery tension reduction, when being lower than discharge prevention value (11V), discharge loop breaks off; When battery tension rose to discharge permissible value (12.5V) again, it is normal that discharge loop recovers; When the battery tension rising, when being higher than charge protection value (14.5), solar cell output is disconnected; Charge circuit is closed, and when battery tension dropped to charging permissible value (13.5), it is normal that charge circuit recovers.
The above only is preferred embodiment of the present invention, is not the present invention is done any pro forma restriction; Though the present invention discloses as above with preferred embodiment; Yet be not in order to limiting the present invention, anyly be familiar with the professional and technical personnel, in not breaking away from technical scheme scope of the present invention; When the method for above-mentioned announcement capable of using and technology contents are made a little change or be modified to the equivalent embodiment of equivalent variations; In every case be the content that does not break away from technical scheme of the present invention, to any simple modification, equivalent variations and modification that above embodiment did, still belong in the scope of technical scheme of the present invention according to technical spirit of the present invention.

Claims (5)

1. transmission line of electricity ground wire vibration online monitoring system is characterized in that:
The monitoring center and the path monitoring base station that comprise GPRS communication; The path monitoring base station comprises Zigbee network and vibration monitor again; Path monitoring base station nucleus module is the MSP430F247 single-chip microcomputer; Be connected with GPRS communication module, Zigbee telegon, memory module and power circuit on the MSP430F247 single-chip microcomputer respectively; Be connected with solar cell and accumulator on the power circuit, the Zigbee child node that vibration monitor comprises the power supply that is used to supply power and is used to communicate by letter is connected with vibration transducer and temperature sensor respectively on the Zigbee child node.
2. transmission line of electricity ground wire vibration online monitoring system according to claim 1; It is characterized in that: said MSP430F247 single-chip microcomputer is connected with weather station, and weather station comprises temperature sensor, humidity sensor, air velocity transducer, wind transducer and sunshine recorder.
3. transmission line of electricity ground wire vibration online monitoring system according to claim 1; It is characterized in that: said monitoring center and wireline inspection base station are through GPRS communication; Also communicate by letter with a plurality of vibration monitors through the Zigbee network in the wireline inspection base station; The wireline inspection base station comprises the MSP430F247 single-chip microcomputer; Be connected with GPRS communication module, Zigbee telegon, memory module and power circuit on the MSP430F247 single-chip microcomputer respectively, be connected with solar panel and accumulator on the power circuit respectively, vibration monitor comprises vibration monitor power supply that is used to supply power and the Zigbee child node that is used to communicate by letter; Be connected with first vibration transducer and first temperature sensor on the Zigbee child node respectively, the MSP430F247 single-chip microcomputer of path monitoring base station also is connected with weather station; Weather station comprises second temperature sensor, second humidity sensor, air velocity transducer and sunshine recorder.
4. transmission line of electricity ground wire vibration online monitoring system according to claim 1, it is characterized in that: said path monitoring base station is independent monitoring means, it is through the data communication of GPRS communication module and Surveillance center, the first order network of construction system; Path monitoring base station and a plurality of vibration monitor are set up WLAN through Zigbee, are the second level network of system.
5. transmission line of electricity ground wire vibration online monitoring system according to claim 1; It is characterized in that: the microprocessor MSP430F247 single-chip microcomputer of said path monitoring base station regularly sends acquisition through serial ports to the Zigbee telegon, simultaneously various weather datas such as wind speed, wind direction, temperature, humidity is gathered; After the Zigbee telegon receives acquisition; Each Zigbee child node in its LAN is sent acquisition; And regularly wait for and accept the data that the Zigbee child node collects; When timing then, the data that the Zigbee telegon is replied the Zigbee child node that receives send it back base station microprocessor MSP430F247 single-chip microcomputer through serial ports; Data and the packing of each meteorologic parameter that microprocessor MSP430F247 single-chip microcomputer is replied the Zigbee telegon send to monitoring center through the GPRS communication module.
CN2011204787465U 2011-11-28 2011-11-28 Online monitoring system of ground wire vibration of high-voltage power transmission line Expired - Fee Related CN202471237U (en)

Priority Applications (1)

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CN2011204787465U CN202471237U (en) 2011-11-28 2011-11-28 Online monitoring system of ground wire vibration of high-voltage power transmission line

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103822699A (en) * 2014-01-23 2014-05-28 中国人民解放军总参谋部第六十研究所 Online unmanned helicopter monitoring system
WO2021052022A1 (en) * 2019-04-26 2021-03-25 深圳市豪视智能科技有限公司 Electrical cable vibration detection method and related product
CN113063557A (en) * 2021-03-31 2021-07-02 国网新疆电力有限公司电力科学研究院 Simulation is striden transmission line wind of high-speed railway and is quivered monitoring test system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103822699A (en) * 2014-01-23 2014-05-28 中国人民解放军总参谋部第六十研究所 Online unmanned helicopter monitoring system
WO2021052022A1 (en) * 2019-04-26 2021-03-25 深圳市豪视智能科技有限公司 Electrical cable vibration detection method and related product
CN113063557A (en) * 2021-03-31 2021-07-02 国网新疆电力有限公司电力科学研究院 Simulation is striden transmission line wind of high-speed railway and is quivered monitoring test system

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GR01 Patent grant
C17 Cessation of patent right
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Granted publication date: 20121003

Termination date: 20131128