CN103808360A - Wire integrated condition monitoring sensor - Google Patents

Abstract

The invention relates to intelligent control of a power system, particularly to a wire integrated condition monitoring sensor. The wire integrated condition monitoring sensor is arranged on a power transmission line and used for simultaneously monitoring the amplitude, the frequency, the angle of inclination, the temperature and the current data of a wire. The wire integrated condition monitoring sensor comprises a microprocessor, a clock chip, high-precision induction coils, sensors, a power supply unit and a wireless communication module, wherein high-precision induction coils and the sensors are connected with the microprocessor and the sensors comprise a bidirectional angle-of-inclination sensor, an acceleration sensor, a vibration sensor and a temperature sensor. By means of the implementation of the system, integrated monitoring of the condition of the wire can be achieved, correlation analysis of parameters of a plurality of conditions can be performed, operation conditions of the wire can be judged comprehensively, wire faults can be reduced, therefore, power failure time of the wire can be greatly reduced, power supply reliability and power consumption satisfaction of customers can be improved, and the safe, reliable and economic operation of power supply can be guaranteed.

Description

A kind of wire integral type status monitoring sensor

technical field

The present invention relates to Power System Intelligent control, i.e. wire integral type status monitoring sensor.Can monitor the data such as wire amplitude, frequency, inclination angle, temperature, electric current.

Background technology

In the prior art, at present both at home and abroad for the measurement of power circuit status monitoring and electric parameter from dependence manual patrol and the measurement in past, progressively develop into relying on line monitoring system and realize.

In China, a lot of power transmission state monitoring devices have also been installed by State Grid Corporation of China in the last few years, and wherein the monitoring device such as conductor galloping, conductor vibration, conductor temperature and conducting wire sag has also obtained application.But these monitoring devices, can only monitor one or partial status parameter for every kind, therefore need to install multiple sensors and could gather all states and electric parameter, and a lot of sensors cannot carry out the quantitative and qualitative analysis of status flag, more cannot carry out the correlation analysis between various states parameter.

In actual application, the accuracy of the data of obtaining by these sensors and validity existing problems; And the unicity of function may be brought the inconvenience of installing and using, increase the difficulty of installment and debugging, reduce the stability of equipment, increase construction cost; Meanwhile, the system compatibility between difference in functionality sensor, also can bring very large impact to the cycle of engineering and difficulty.

Existing wire status monitoring function is single, and the inconvenience of installing and using has increased the difficulty of installment and debugging, reduce the stability of equipment, increased construction cost, the system compatibility between difference in functionality sensor, also can bring very large impact to the cycle of engineering and difficulty.

By the mutual relationship between various states and electrical specification and these characteristics of the operation of research high-voltage conducting wires, develop the intelligent integrated sensor that is applicable to monitor high-voltage conducting wires operation conditions.Various states and electric parameter when this sensor not only can gather electrical lead operation, can also be by the relevance between these data, analyze the safety and reliability of wire, not only can reduce work difficulty and maintenance cost, can also find to rely on artificial or simple function monitoring device to be difficult to the potential safety hazard that detects and find in the past, have very important important for the intelligent level that ensures electric power system safety and stability and improve line upkeep management.

Summary of the invention

The object of the invention is provides one can gather the various status datas of wire and current data for above-mentioned deficiency simultaneously, and has intellectual analysis function, reliable and stable wire integral type status monitoring sensor.

Technical solution of the present invention is: a kind of wire integral type status monitoring sensor, comprising:

Microprocessor and clock chip for the processing of image data and monitoring, the communication data codec functions of analysis, each chip and sensor, keep clock synchronous between communication host simultaneously.

The two-way inclination angle, acceleration, vibration, temperature and the high precision inductive coil sensor that are connected with microprocessor, be responsible for the detection of wire operational factor.

Power unit, comprises that solar panels and electric current inductive coil are as main electricity; Chargeable lithium cell is power supply in support, and energy supply control module can be realized power supply and energy storage control, simultaneously for load provides voltage stabilizing power supply.Adopt two kinds of power supply designs of sun power power taking and induction power taking, conscientiously ensure power supply reliability and the equipment life of communication facilities.

Wireless communication module, is made up of radio frequency chip, radio frequency matching circuit and antenna, realizes the two-way communication between communication host.

Wire integral type status monitoring sensor, is arranged on transmission line of electricity ,in order to monitor wire amplitude, frequency, inclination angle, temperature and current data simultaneously.

This sensor has higher sampling rate, faster arithmetic speed.Using single-chip microcomputer as kernel, make computing velocity be promoted to p.s. 5,000,000 times, and carry out 10 bit digital samplings, accurately monitor wire quantity of state, reduce and disturb, improve precision.

High-voltage conducting wires integral and intelligent monitoring sensor not only can gather wire overwhelming majority state parameter simultaneously, and can pass through the comprehensive analytical algorithm of these parameters, the operation conditions of comprehensive and accurate judgement wire.Integrated level and the compatibility of remote monitoring equipment are improved on the one hand, difficulty and the cost of engineering construction are reduced, improve on the other hand the completeness and efficiency utilizing for institute's image data, can make whole monitoring system larger for the help of circuit operation maintenance and repair based on condition of component.

System software.System software will utilize SCADA technology that data are carried out to dynamic demonstration directly perceived by data parameters.System software will be responsible for data operation processing, demonstration etc., make the managerial personnel can real time inspection line status, generate the functions such as journaling.

Advantage of the present invention is: 1, realized the monitoring of the data such as amplitude, frequency, inclination angle, temperature and electric current to wire, for the safe power supply of wire provides decision-making foundation.

2, realized the comprehensive analytical calculation of many kinds of parameters, multianalysis conductor vibration, wave, the data such as sag and wire allowance, the operation conditions of comprehensive and accurate judgement wire, thus effectively improve power supply reliability.

3, improve the completeness and efficiency utilizing for institute's image data, can make whole monitoring system larger for the help of circuit operation maintenance and repair based on condition of component.

4, by high-voltage conducting wires integral and intelligent monitoring sensor, improve integrated level and the compatibility of remote monitoring equipment, reduce difficulty and the cost of engineering construction.The enforcement of this system can improve the modern management level of enterprise, improves every economic and technical norms of power supply enterprise.

5, this sensor homeostasis is reliable, wire is not brought to any potential safety hazard, installs simple; Can gather the various status datas of wire and current data simultaneously, and there is intellectual analysis function, can replace the sensor of current various simple functions; Can be applicable on all electric pressure high-voltage conducting wires.

6, various states and electric parameter when this sensor not only can gather electrical lead operation, can also be by the relevance between these data, analyze the safety and reliability of wire, not only can reduce work difficulty and maintenance cost, can also find to rely on potential safety hazard artificial or that simple function monitoring device is difficult to detection and finds, for ensureing electric power system safety and stability and improving the intelligent level that line upkeep is managed in the past.

7, by the enforcement of this system, can realize the integrated monitoring of state of wire, carry out the correlation analysis of various states parameter, judge wire operating condition comprehensively, reducing breakdown of conducting wires occurs, thereby greatly reduce wire power off time, improve power supply reliability and client's electricity consumption satisfaction, guarantee safe, reliable, the economical operation of power supply.

Below in conjunction with accompanying drawing, embodiments of the present invention are described in further detail.

Accompanying drawing explanation

Fig. 1 is system architecture schematic diagram of the present invention.

Fig. 2 is wire integral type status monitoring sensor internal structured flowchart.

Fig. 3 is wireless communication host inner structure block diagram.

Fig. 4 is CSC-TLMS3000 power transmission state monitoring system software structure block diagram.

Embodiment

Referring to Fig. 1, a kind of wire integral intelligent monitoring system comprises wire integral type status monitoring sensor, wireless communication host, main station system server.Wire status information is sent to radio communication device by wire integral type status monitoring sensor, by radio communication device by above-mentioned information remote transmitting to the server that is positioned at Surveillance center, server carries out after analytic operation etc. is processed realizing the operations such as graphical demonstration, report generation to it again.

Sensor and communication host carry out data communication by less radio-frequency, and wireless communication host, by the network access equipment of GPRS mobile cellular net (or OPGW optical fiber) and main station system, is realized the data communication between system main website server.

Referring to Fig. 2, wire integral type status monitoring sensor is mainly made up of following part:: be 1. solar powered power lead; 2. respond to power taking tap; 3. current analog amount interface; 4. serial bus interface; 5. temperature parameter analog interface; 6. clock chip interface; 7. power supply line; 8. baseband signal interface; 9. radiofrequency signal interface.

Power unit: solar panels and electric current inductive coil (sharing same coil with current measurement) are as main electricity; Chargeable lithium cell is power supply in support; Energy supply control module can be realized power supply and energy storage control, simultaneously for load provides voltage stabilizing power supply.

Sensor section: formed by two-way inclination angle, acceleration, vibration, temperature and high precision inductive coil sensor, be responsible for the detection of wire operational factor.

Main control part: formed by microprocessor and clock chip, be mainly responsible for the processing of various image data and the function such as monitoring, communication data encoding and decoding of analysis, each chip and sensor, keep clock synchronous between communication host simultaneously.

Wireless communication section: formed by radio frequency chip, radio frequency matching circuit and antenna, realize the two-way communication between communication host.

Aspect structural design by adopt can infusion epoxy resin metal ball shaped design, except radio-frequency antenna position, bottom, completely airtight.This design can make on the one hand sensor outer housing just face without obvious raised or sunken part, surface charge is uniformly distributed, avoid the device damage that causes because of electric discharge, improve equipment dependability, increase the service life; On the other hand, the metal ball shaped shell of sensor can effectively shield the interference of strong electromagnetic to internal circuit, improves the reliability of equipment, increases the service life.

Native system mainly, by the mutual relationship between various states and electrical specification and these characteristics of the operation of research high-voltage conducting wires, is developed the intelligent integrated sensor that is applicable to monitor high-voltage conducting wires operation conditions.Various states and electric parameter when this sensor not only can gather electrical lead operation, can also be by the relevance between these data, analyze the safety and reliability of wire, not only can reduce work difficulty and maintenance cost, can also find to rely on potential safety hazard artificial or that simple function monitoring device is difficult to detection and finds, for ensureing electric power system safety and stability and improving the intelligent level that line upkeep is managed in the past.

Referring to Fig. 3, wireless communication host is mainly made up of following several parts:

Power pack: formed by solar panel, energy supply control module and large-capacity battery.

Main control part: formed by primary processor and clock chip, realize data communication, the equipment self of external interface (serial ports, Ethernet interface, radio-frequency communication module, GPRS communication module) control and management, and system main website between clock synchronous etc.

Twireless radio-frequency communication: formed by radio frequency chip and radio-frequency antenna, realize the wireless data communications between integrated transducer.

GPRS radio communication: formed by GPRS communication module and GPRS antenna, realize the telecommunication between system main website.

Local interface: serial ports, Ethernet interface are provided, can realize the access of other communication facilities, access and the LMT Local Maintenance Terminal access of other-end equipment.

Referring to Fig. 4, the CSC-SVR4820 type technical grade server that main station system server selects the long-pending Xintong Co in Beijing to provide, system Master Station Software adopts the CSC-TLMS3000 power transmission state monitoring system (business sells product) of the said firm.This cover main station system can realize that transmission line wire is waved, conductor vibration, conducting wire sag, conductor temperature, shaft tower inclination, shaft tower vibration, insulator leakage current, microclimate, video image monitoring function, and therefore the functional requirement of the wire status monitoring of this project can be provided completely.

System software will utilize SCADA technology that data are carried out to dynamic demonstration directly perceived by data parameters.System software will be responsible for data operation processing, demonstration etc., make the managerial personnel can real time inspection line status, generate the functions such as journaling, can realize the uploading of each Monitoring Data, store, analyze, the function such as demonstration, alleviate staff's labour intensity, save human and material resources, improve power supply reliability, robotization and the level of IT application.

Claims (1)

1. a wire integral type status monitoring sensor, is characterized in that comprising:

Microprocessor and clock chip for the processing of image data and monitoring, the communication data codec functions of analysis, each chip and sensor, keep clock synchronous between communication host simultaneously;

The two-way inclination angle, acceleration, vibration, temperature and the high precision inductive coil sensor that are connected with microprocessor, be responsible for the detection of wire operational factor;

Power unit, comprises that solar panels and electric current inductive coil are as main electricity; Chargeable lithium cell is power supply in support, and energy supply control module can be realized power supply and energy storage control, simultaneously for load provides voltage stabilizing power supply;

Wireless communication module, is made up of radio frequency chip, radio frequency matching circuit and antenna, realizes the two-way communication between communication host.

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