CN110208645A - A kind of monitoring and protecting system of transmission line of electricity - Google Patents

A kind of monitoring and protecting system of transmission line of electricity Download PDF

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Publication number
CN110208645A
CN110208645A CN201910407468.5A CN201910407468A CN110208645A CN 110208645 A CN110208645 A CN 110208645A CN 201910407468 A CN201910407468 A CN 201910407468A CN 110208645 A CN110208645 A CN 110208645A
Authority
CN
China
Prior art keywords
monitoring
electricity
transmission line
protecting
data processing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910407468.5A
Other languages
Chinese (zh)
Inventor
闫宏伟
吴建辉
刘勋
景胜
石军
姬俊国
刘伟
宋晓博
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shangqiu Power Supply Co of State Grid Henan Electric Power Co Ltd
Original Assignee
Shangqiu Power Supply Co of State Grid Henan Electric Power Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shangqiu Power Supply Co of State Grid Henan Electric Power Co Ltd filed Critical Shangqiu Power Supply Co of State Grid Henan Electric Power Co Ltd
Priority to CN201910407468.5A priority Critical patent/CN110208645A/en
Publication of CN110208645A publication Critical patent/CN110208645A/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00Measuring or testing not otherwise provided for
    • G01D21/02Measuring two or more variables by means not covered by a single other subclass
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/08Locating faults in cables, transmission lines, or networks
    • G01R31/081Locating faults in cables, transmission lines, or networks according to type of conductors
    • G01R31/085Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution lines, e.g. overhead
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S19/00Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/38Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
    • G01S19/39Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/42Determining position

Abstract

The present invention relates to monitoring systems technology fields, and disclose a kind of monitoring and protecting system of transmission line of electricity, including data processing equipment, fault monitoring device, intelligent monitoring and controlling device and communication device, the data processing equipment is connect with the fault monitoring device and intelligent monitoring and controlling device signal respectively by communication device, the data processing equipment is for handling all electric signals transmitted from fault monitoring device and intelligent monitoring and controlling device, the fault monitoring device is used to monitor failure and the position in transmission line of electricity, alarm signal is issued when whether the intelligent monitoring and controlling device is used to monitor has barrier to occur in the pre-determined distance of transmission line of electricity and barrier occurs more than preset time.The present invention failure to transmission line of electricity can carry out two-point locating, accurate measurements in real time by setting fault monitoring device, and pass through the real-time transmission failure position of communication device to data processing equipment, it is ensured that real-time servicing of the network operation personnel to transmission line of electricity.

Description

A kind of monitoring and protecting system of transmission line of electricity
Technical field
The present invention relates to monitoring systems technology field, specially a kind of monitoring and protecting systems of transmission line of electricity.
Background technique
With the rapid development of social economy, national electric network composition is also in continuous development and perfect, wherein power transmission line The construction on road is exactly the developing important link of national grid, and electric power is exactly delivered to electricity consumption from feeder ear by transmission line of electricity End, in the actual moving process of power grid, needs to safeguard transmission line of electricity.With the Rapid Expansion of urbanization process, greatly A large amount of uses of type mechanized equipment, that there are quantity is more, mobility is strong for big machinery equipment, operator is dangerous realizes low spy Point, often damaging to transmission line of electricity along the line leads to Frequent Accidents, brings irremediable life and economic loss.
Currently, manual type is mainly used to the maintenance of transmission line of electricity in the prior art, by electrical power line inspector along transmission of electricity The trend of route is safeguarded that task is heavy, and working efficiency is low, and there are security risks, while being also not achieved pre- in time The desired effect that anti-and scene is prevented can not contain that big machinery device destroys the accident of transmission line of electricity at all.
Summary of the invention
For deficiency existing during the existing transmission line of electricity O&M proposed in background technique, the present invention provides one kind The monitoring and protecting system of transmission line of electricity has the advantages of real-time servicing, in time prevention and scene prevention destruction, solves State the problem of proposing in background technique.
The invention provides the following technical scheme: a kind of monitoring and protecting system of transmission line of electricity, including data processing equipment, event Hinder monitoring device, intelligent monitoring and controlling device and communication device, the data processing equipment by communication device respectively with the failure Monitoring device is connected with intelligent monitoring and controlling device signal, and the data processing equipment is for handling from fault monitoring device and intelligence prison All electric signals that control device transmits, the fault monitoring device are used to monitor failure and the position in transmission line of electricity, the intelligence When whether energy monitoring device is used to monitor has barrier to occur in the pre-determined distance of transmission line of electricity and barrier occurs more than default Between when issue alarm signal.
Preferably, the data processing equipment is central controller.
Preferably, the communication device is mobile network communication device, wireless network communication apparatus or fiber optic communications devices One of or it is several.
Preferably, the fault monitoring device is arranged along transmission line of electricity and to be multiple, and the fault monitoring device includes Alarming device, GPS positioning device and sensor device, the sensor device are used to incude the fault message in transmission line of electricity, The alarming device is used to present position information passing through communication device for sounding an alarm buzzer, the GPS positioning device It is sent to data processing equipment.
Further, the sensor device includes temperature sensor, current sensor, pressure sensor, humidity sensor Device and tension sensor.
Preferably, the intelligent monitoring and controlling device includes infrared inductor, alarming device and GPS positioning device, described red Outer sensing device is used to monitor the pre-determined distance of transmission line of electricity.
Further, the transmission line of electricity pre-determined distance of the infrared inductor monitoring is between transmission line of electricity and barrier Vertical range.
Further, the infrared inductor uses two o'clock arrangement method monitoring two adjacent infrared on the transmission line Barrier between sensing device, the arrangement spacing that the two o'clock arrangement method determines are the infrared inductor under twice evolution Maximum monitoring distance and the pre-determined distance difference of two squares.
The present invention have it is following the utility model has the advantages that
1, the present invention failure to transmission line of electricity can carry out two-point locating in real time by setting fault monitoring device, accurate to supervise It surveys, and passes through the real-time transmission failure position of communication device to data processing equipment, it is ensured that network operation personnel are to transmission line of electricity Real-time servicing.
2, the present invention monitors the real-time condition in transmission line of electricity on-line by setting intelligent monitoring and controlling device, when big machinery fills When resting against nearly transmission line of electricity more than preset time, and being less than pre-determined distance with the vertical range of transmission line of electricity, intelligent monitoring and controlling device Alarm signal is issued immediately and reminds field personnel, while the intelligent monitoring and controlling device conveys warning letter by communication device in real time Breath and location information are sent to data processing equipment, then are further mentioned to network operation personnel by wireless communication network Show, achieved the effect that timely prevention and scene are prevented, and has contained that big machinery device destroys the accident frequency of transmission line of electricity It was found that as.
3, the present invention cooperates infrared inductor full test distance by carrying out two o'clock Method for Installation to infrared inductor With pre-determined distance, obstacle distance red line can be detected without dead angle and maximally utilize the detection sighting distance of infrared inductor, thus The opposite arrangement quantity for reducing infrared inductor, reduces system cost of layout.
Detailed description of the invention
Fig. 1 is the structural block diagram of the monitoring and protecting system of transmission line of electricity of the present invention;
Fig. 2 is the structural block diagram of the embodiment of the monitoring and protecting system of transmission line of electricity of the present invention;
Fig. 3 is the overall structure diagram of the monitoring and protecting system of transmission line of electricity of the present invention;
Fig. 4 is the horizontally disposed schematic diagram of infrared inductor of the present invention;
Fig. 5 is that infrared inductor of the present invention arrangement has detection dead angle schematic diagram.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-5, a kind of monitoring and protecting system of transmission line of electricity, including data processing equipment, fault monitoring device, Intelligent monitoring and controlling device and communication device, data processing equipment by communication device respectively with the fault monitoring device, intelligence Monitoring device signal connection, wherein data processing equipment is used to handle to be transmitted from fault monitoring device and intelligent monitoring and controlling device All electric signals, fault monitoring device are used to monitor failure and the position in transmission line of electricity, and intelligent monitoring and controlling device is defeated for monitoring Whether barrier appearance is had in the pre-determined distance of electric line, and when barrier occurs more than preset time issues alarm signal.
By adopting the above technical scheme, the present invention by setting fault monitoring device can in real time to the failure of transmission line of electricity into The accurate detection of row and positioning, and by the real-time transmission failure position of communication device to data processing equipment, network operation personnel's The data processing equipment being mutually matched, the reality that can be sent with the monitoring and protecting system of real-time reception transmission line of electricity are equipped in control room When information warning, guarantee network operation personnel can find abnormal conditions existing for transmission line of electricity in time, it is ensured that network operation people Real-time servicing of the member to transmission line of electricity;On the other hand, it is monitored on-line by setting intelligent monitoring and controlling device real-time in transmission line of electricity Situation, when big machinery device is more than preset time close to transmission line of electricity, and with the vertical range of transmission line of electricity be less than it is default away from From when, intelligent monitoring and controlling device issues alarm signal immediately and reminds field personnel, while the intelligent monitoring and controlling device passes through communication Device conveys information warning in real time and location information is sent to data processing equipment, further mentions to network operation personnel Show.
This system can monitor the failure of transmission line of electricity in real time, while have also achieved prevention in time and scene prevention Effect, and contained big machinery device destroy transmission line of electricity Frequent Accidents phenomenon.
Wherein, data processing equipment is central controller, and the monitoring and protecting system of transmission line of electricity is led to based on transmission line of electricity Setting central controller is crossed to handle the various electric signals of communication device conveying and make corresponding signal feedback.Communication device is mobile network One of network communication device, wireless network communication apparatus or fiber optic communications devices are several, for carrying out remote signal data Transmission.
Wherein, fault monitoring device is arranged along transmission line of electricity and to be multiple, fault monitoring device include alarming device, GPS positioning device and sensor device, sensor device are used to incude the fault message in transmission line of electricity, and alarming device is for sending out Warning buzzer sound out, GPS positioning device are used to present position information being sent to data processing equipment by communication device, warn Device can be low pressure buzzer, and GPS positioning device can be to store the GPS positioning module of institute's installation site information, this Shen Please in, GPS positioning device acts only as record position semiotic function, therefore can also be the signal emission module of storage location information, When breaking down or early warning, deployment position information is simultaneously sent to signal processing apparatus.
Wherein, sensor device includes temperature sensor, current sensor, pressure sensor, humidity sensor and pulling force Sensor, sensor device are used to incude the fault message in transmission line of electricity, and whether current sensor is for detecting transmission line of electricity There are disconnection fault, pressure sensor is for detecting whether have foreign matter on transmission line of electricity, and tension sensor is for detecting wind at this The destroying infection power caused by transmission line of electricity such as power, temperature sensor are passed for detecting transmission line of electricity local environment temperature, humidity Sensor for detect transmission line of electricity whether due to rainstorm weather there are failure risks.
By adopting the above technical scheme, the monitoring and protecting system of transmission line of electricity of the invention passes through setting various types Sensor incude the electric signal in transmission line of electricity, when the inductive signal fluctuation of sensor conveying is larger or does not meet preset value When range, by the GPS positioning device precise positioning at this, so that it is guaranteed that network operation personnel make accurate operation maintenance, Ensure the normal operation of transmission line of electricity.
Wherein, intelligent monitoring and controlling device includes infrared inductor, alarming device and GPS positioning device, infrared inductor For monitoring the pre-determined distance of transmission line of electricity, the transmission line of electricity pre-determined distance of infrared inductor monitoring is transmission line of electricity and obstacle Vertical range between object, by setting infrared inductor come computing electric power line between big machinery device at a distance from, when When big machinery device enters line protection range and operation, infrared inductor senses big machinery device close to defeated Electric line is more than preset time, and when being less than pre-determined distance with the vertical range of transmission line of electricity, the warning in intelligent monitoring and controlling device Device issues alarm signal immediately and reminds field personnel's safety work, while location information is delivered to by GPS positioning device Data processing equipment.For example, transmission line of electricity nearby has excavator carrying out construction operation, it is as pre- in what is be arranged in intelligent monitoring and controlling device If when it is 1 minute a length of, pre-determined distance is 2 meters, and when excavator drives into the lower section construction operation of transmission line of electricity, infrared inductor is logical The infrared ray and its reflected time for crossing its transmitting can calculate the distance between excavator and transmission line of electricity, work as digging The operation below transmission line of electricity of pick machine is super when being less than 2 meters of pre-determined distance after one minute and at a distance from transmission line of electricity, alarming device Alarm signal is issued immediately, reminds site operation personnel to keep the job area of safety, while GPS positioning device is also by alarm Location information is delivered to data processing equipment, and notice network operation personnel carry out operation maintenance.
For ease of understanding, now sensor device detection process is illustrated below:
As shown in fig.3, being arranged successively setting power transmission line of the present invention respectively in the A point of transmission line of electricity, B point, C point, D point and E point The monitoring and protecting system on road.When in transmission line of electricity A point and B point have barrier or big machinery when, filled by intelligent monitoring The infrared inductor centered can calculate it at a distance from transmission line of electricity, when the reality of barrier or big machinery When distance is less than pre-determined distance, and when time for being detained in pre-determined distance of barrier or big machinery is more than preset duration, Alarming device sounds an alarm at once reminds field personnel's operation in safe range, while alarming device is also by alarm signal It is delivered to central controller, the position for alarm signal occur also is delivered to central controller by GPS positioning device, then passes through mobile communication signal Information warning in central controller is delivered to network operation station, thus further network operation personnel is reminded to carry out transmission line of electricity Fixed point maintenance.When breaking down between the B point in transmission line of electricity and C point, as not having between B point and C point by current sensor Sense current signal, then there are disconnection faults for the transmission line of electricity for showing between B point and C point, to pass through GPS positioning device Judge location of fault, the information warning in central controller is delivered to by network operation station by fiber optic communication signal, is fed back to Network operation personnel carry out corresponding attended operation.Pressure as sensed transmission line of electricity between C point and D point by pressure sensor When force value is greater than preset pressure value, then show there is foreign matter, such as branch on the transmission line of electricity between C point and D point, thus Location of fault is judged by GPS positioning device, then passes through central controller for information conveyance to network operation station, feeds back to power grid Staff carries out corresponding attended operation.Value of thrust as sensed transmission line of electricity between C point and D point by tension sensor When greater than preset value of thrust, then show that the position wind-force of C point and D point is larger at this time, may cause transmission line of electricity Damage, while location of fault is judged by GPS positioning device, then pass through central controller for information conveyance to network operation station, It feeds back to network operation personnel and carries out corresponding attended operation.As passed through temperature sensor senses between D point and E point to power transmission line When the temperature value on road is lower than preset temperature value, then it is existing to show that the position of D point and E point may occur freezing due to weather cold etc. As, while location of fault is judged by GPS positioning device, then by central controller by information conveyance to network operation station, instead The network operation personnel that feed carry out corresponding attended operation.As passed through humidity sensor sense between A point, B point, C point, D point and E point When should arrive the humidity value of transmission line of electricity greater than preset humidity value, then show to be likely to be at heavy rain in A point to the band of position of E point Weather, there are biggish failure risks, while judging location of fault by GPS positioning device, then will warn by central controller Show that information conveyance to network operation station, feeds back to network operation personnel and carries out corresponding attended operation, it is ensured that transmission line of electricity Stability.So the monitoring and protecting system of transmission line of electricity of the invention, can monitor the failure of transmission line of electricity in real time, together When have also achieved in time prevention and scene prevent effect, and contained big machinery device destroy transmission line of electricity accident frequency It was found that as monitoring efficiency is high, and accuracy is high, reduces the workload of network operation personnel, saves human resources.
Wherein, infrared inductor use on the transmission line two o'clock arrangement method monitor two adjacent infrared inductors it Between barrier, the arrangement spacing that two o'clock arrangement method determines be the infrared inductor maximum under twice evolution monitor away from From with the pre-determined distance difference of two squares.For purposes of illustration only, as shown in fig.4, a be infrared inductor transmission line of electricity installation point, Dashed circle b indicates that the maximum of infrared inductor can detect sighting distance, straight dashed line c indicate barrier away from transmission line of electricity it is default away from From red line, solid line circle d indicates pre-determined distance using infrared inductor as the circumference range in the center of circle, and e is two adjacent infrared senses Answer device maximum detection range intersection point.Assuming that the distance of a to e is x, the vertical range of a to c is y, then the horizontal space of two a For, i.e. two a are within the scope of the horizontal space, and the point present position e is i.e. under the level of the present position c Side, thus the range that two a are monitored be more than always c pre-determined distance red line except, it is ensured that no dead angle detection, while according to this Horizontal space arranges that two a, maximizing utilize the detectable range of a, so that a arrangement quantity on transmission line of electricity reduces, i.e., Reduction system cost of layout.As shown in figure 5, when the horizontal space of two a is more than above-mentioned preset value, i.e., so that e point is located at c level On, the shadow region X in figure is check frequency, in the blind area, if there is barrier, actually alreadys exceed pre-determined distance Red line, but system can not detect.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (8)

1. a kind of monitoring and protecting system of transmission line of electricity, it is characterised in that: including data processing equipment, fault monitoring device, intelligence Can monitoring device and communication device, the data processing equipment by communication device respectively with the fault monitoring device and intelligence The connection of monitoring device signal, the data processing equipment is for handling the institute transmitted from fault monitoring device and intelligent monitoring and controlling device There is electric signal, the fault monitoring device is used to monitor failure and the position in transmission line of electricity, and the intelligent monitoring and controlling device is used for Whether monitor has that barrier occurs and barrier issues alarm signal when occurring more than preset time in the pre-determined distance of transmission line of electricity Number.
2. a kind of monitoring and protecting system of transmission line of electricity according to claim 1, it is characterised in that: the data processing dress It is set to central controller.
3. a kind of monitoring and protecting system of transmission line of electricity according to claim 1, it is characterised in that: the communication device is One of mobile network communication device, wireless network communication apparatus or fiber optic communications devices are several.
4. a kind of monitoring and protecting system of transmission line of electricity according to claim 1, it is characterised in that: the malfunction monitoring dress It sets and is arranged along transmission line of electricity and to be multiple, the fault monitoring device includes alarming device, GPS positioning device and sensor dress It sets, the sensor device is used to incude the fault message in transmission line of electricity, and the alarming device is used to sound an alarm buzzer, The GPS positioning device is used to present position information being sent to data processing equipment by communication device.
5. a kind of monitoring and protecting system of transmission line of electricity according to claim 4, it is characterised in that: the sensor device Including temperature sensor, current sensor, pressure sensor, humidity sensor and tension sensor.
6. a kind of monitoring and protecting system of transmission line of electricity according to claim 1, it is characterised in that: the intelligent monitoring dress It sets including infrared inductor, alarming device and GPS positioning device, the infrared inductor is for monitoring the pre- of transmission line of electricity If distance.
7. a kind of monitoring and protecting system of transmission line of electricity according to claim 6, it is characterised in that: the infrared induction dress Set vertical range of the transmission line of electricity pre-determined distance of monitoring between transmission line of electricity and barrier.
8. a kind of monitoring and protecting system of transmission line of electricity according to claim 7, it is characterised in that: the infrared induction dress It sets on the transmission line using the barrier between two o'clock arrangement method two adjacent infrared inductors of monitoring, the two o'clock arrangement The arrangement spacing that method determines is infrared inductor maximum monitoring distance and the pre-determined distance difference of two squares under twice evolution.
CN201910407468.5A 2019-05-16 2019-05-16 A kind of monitoring and protecting system of transmission line of electricity Pending CN110208645A (en)

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CN110602247A (en) * 2019-09-27 2019-12-20 国网河南省电力公司博爱县供电公司 Intelligent video online monitoring platform for foreign matters and defects of power transmission line

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