CN107036654B - Overhead power transmission conducting wire windage yaw characteristic monitors system, test method and device - Google Patents
Overhead power transmission conducting wire windage yaw characteristic monitors system, test method and device Download PDFInfo
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- CN107036654B CN107036654B CN201710304831.1A CN201710304831A CN107036654B CN 107036654 B CN107036654 B CN 107036654B CN 201710304831 A CN201710304831 A CN 201710304831A CN 107036654 B CN107036654 B CN 107036654B
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- G01D—MEASURING 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
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Abstract
The present invention relates to a kind of overhead power transmission conducting wire windage yaw characteristic monitoring system, test method and devices, wherein overhead power transmission conducting wire windage yaw characteristic monitors system, including microclimate test device, radio receiver and server；It further include the several groups test loop being erected between shaft tower；Test loop includes two conducting wires to be measured for connecting strong current generator and the windage yaw monitoring device for being respectively arranged on each conducting wire span center to be measured；When strong current generator is to conducting wire loading current to be measured, microclimate test device acquires weather environment data in real time, and weather environment data are transferred to server by radio receiver；Windage yaw monitoring device acquires the windage yaw data of conducting wire to be measured in real time, and windage yaw data are transferred to server by radio receiver；Server carries out classification processing to weather environment data and windage yaw data, obtains the windage yaw performance data of conducting wire to be measured.The present invention can accurately reflect the angle of wind deflection of conducting wire and the relationship of angle of deviation and wind speed.
Description
Technical field
The present invention relates to high voltage equipment technical fields, monitor system more particularly to a kind of overhead power transmission conducting wire windage yaw characteristic
System, test method and device.
Background technique
Under the overall background of the comprehensive acceleration economy and society in China, develop corresponding power system requirements also gradually
It is promoted, in order to upgrade and improve existing NETWORK STRUCTURE PRESERVING POWER SYSTEM and facility, to reach the requirement of long range high-tension transmission technology,
The conductor structure of overhead transmission line constantly upgrade and improve, and also increases transmission line of electricity accordingly and waves
A possibility that.Power transmission circuit caused by windage runs great threat and rather complicated to line security, and windage yaw is a kind of to be caused by wind
Conducting wire dancing, the formation of windage yaw is generally dependent on the factor of two aspects, i.e. wind excitation and line construction and parameter.By
It is very big in the degree of windage yaw, gently then cause alternate flashover, metal fixture damage, it is heavy then cause line tripping power failure, forget about it shaft tower, lead
Line, which fractures, waits major accidents, to result in significant economic losses.
In the design of overhead transmission line, in occupation of very important part the considerations of for power transmission line air pressure characteristics,
And in global power system scope, for Transmission Line Design standard and specification, how to determine wind resistance suffered by conducting wire and
The size of angle of wind deflection is the major criterion for influencing entire transmission line of electricity safety work.The equal position in China, many provinces, the southeast
In coastal area, these areas are influenced by coastal high wind, seriously threaten the safe operation of route.Low wind pressure conducting wire can be with
The horizontal load and windage yaw amplitude of aerial condutor is effectively reduced, to improve the power supply reliability of power Transmission.However China
Low wind pressure conducting wire project also only starts from recent years, at present also in the development stage, does not apply achievement, needs systematically to evaluate
The aerodynamic performance of low wind pressure conducting wire grasps its applicable wind speed interval.Therefore, research overhead transmission line is in different rings
Air pressure characteristics under border have great significance to waving and preventing the harm of its bring for research overhead transmission line.
During realization, inventor has found that at least there are the following problems in traditional technology: pneumatically special for wind pressure at present
Property research be more that experiment measurement is carried out using wind-tunnel, however using wind-tunnel measurements as experimental method there is the period is long,
The problems such as costly, means are limited, and there are errors, the design simultaneously for experimental provision build that there is also very high limitations
Property.There are some power transmission circuit caused by windage monitoring devices in recent domestic, is roughly divided into two classes, and one kind is to establish angle of wind deflection
Model, but the angle of wind deflection factor due to influencing insulator chain is relatively more and some factors are difficult to determine, adopts this method
Calculated angle of wind deflection accuracy is lower；Another kind of method is that setting angle sensor acquires windage yaw data on insulator chain,
But the defects of that there are mobilitys is poor for this wired data acquisition modes, cable auxiliary is inconvenient, when collection point is more, excessively
Sensor and ancillary equipment be mounted on will cause on insulator chain insulator weight bearing it is excessive, very big peace can be caused to shaft tower
Full hidden danger.
Summary of the invention
Based on this, it is necessary to which and problem that security risk big low for traditional windage yaw monitoring technology accuracy provides one kind
Overhead power transmission conducting wire windage yaw characteristic monitors system, test method and device.
To achieve the goals above, on the one hand, the embodiment of the invention provides a kind of overhead power transmission conducting wire windage yaw characteristic prisons
Examining system, including microclimate test device, radio receiver and server；It further include the several groups being erected between shaft tower
Test loop；Test loop includes connecting two conducting wires to be measured of strong current generator and being respectively arranged on each conducting wire span to be measured
The windage yaw monitoring device in center；
When strong current generator is to conducting wire loading current to be measured, microclimate test device acquires weather environment number in real time
According to, and weather environment data are transferred to server by radio receiver；Windage yaw monitoring device acquires conducting wire to be measured in real time
Windage yaw data, and windage yaw data are transferred to by server by radio receiver；
Server carries out classification processing to weather environment data and windage yaw data, obtains the windage yaw characteristic quantity of conducting wire to be measured
According to；Windage yaw performance data includes wind speed windage yaw characteristic curve and wind speed angle of deviation characteristic curve.
On the one hand, the embodiment of the invention also provides a kind of overhead power transmission conducting wire windage yaw characteristic test method, including it is following
Step:
In strong current generator each conducting wire loading current to be measured into test loop, microclimate test device obtains real-time
Weather environment data, windage yaw monitoring device obtains the windage yaw data of each conducting wire to be measured；Weather environment data include temperature record,
Humidity data, air speed data and wind direction data；Windage yaw data include angle of wind deflection and angle of deviation；
Server carries out classification processing to weather environment data and windage yaw data, obtains the windage yaw characteristic quantity of conducting wire to be measured
According to；Windage yaw performance data includes wind speed windage yaw characteristic curve and wind speed angle of deviation characteristic curve.
On the other hand, the embodiment of the invention provides a kind of overhead power transmission conducting wire windage yaw characteristic test devices, comprising:
Meteorological data acquiring unit is used in strong current generator each conducting wire loading current to be measured into test loop,
Obtain real-time weather environment data；Weather environment data include temperature record, humidity data, air speed data and wind direction data；
Windage yaw data capture unit is used in strong current generator each conducting wire loading current to be measured into test loop,
Obtain the windage yaw data of each conducting wire to be measured in test loop；Windage yaw data include angle of wind deflection and angle of deviation；
Data processing unit obtains conducting wire to be measured for carrying out classification processing to weather environment data and windage yaw data
Windage yaw performance data；Windage yaw performance data includes wind speed windage yaw characteristic curve and wind speed angle of deviation characteristic curve.
The invention has the advantages that and the utility model has the advantages that
Overhead power transmission conducting wire windage yaw characteristic monitoring system, test method and device of the present invention, are tested using large pitch tower bar
Platform simulation actual track section carries out the measuring study of each conducting wire to be measured, i.e., the windage yaw of conducting wire is studied under actual windy conditions
Characteristic.One microclimate test device is installed for acquiring local meteorological condition in real time, in conducting wire on part of path shaft tower to be measured
Span center windage yaw situation of a set of windage yaw monitoring device for real-time monitoring conducting wire is installed, a plurality of difference can be set up on shaft tower
Conducting wire to be measured, correlation test data pass to radio receiver by WiFi by the collected data of measuring device, wirelessly
Reception device handles data collected data upload server, server according to the program of default, processing
Data afterwards can accurately reflect the angle of wind deflection of conducting wire and the relationship of wind speed relationship and angle of deviation and wind speed.The present invention is applicable in
In the research of various overhead line windage yaw characteristics.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that overhead power transmission conducting wire windage yaw characteristic of the present invention monitors system embodiment 1；
Fig. 2 is the structural schematic diagram that overhead power transmission conducting wire windage yaw characteristic of the present invention monitors system embodiment 2；
Fig. 3 is the flow diagram of overhead power transmission conducting wire windage yaw characteristic test method embodiment 1 of the present invention；
Fig. 4 is the structural schematic diagram of overhead power transmission conducting wire windage yaw characteristic test device embodiment 1 of the present invention.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give preferred embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to this paper institute
The embodiment of description.On the contrary, purpose of providing these embodiments is make it is more thorough and comprehensive to the disclosure.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
Overhead power transmission conducting wire windage yaw characteristic monitoring system, test method and one concrete application scene of device explanation of the present invention:
Tradition establishes the monitoring method of windage yaw angle model, generally by sensor acquisition insulator chain inclination angle, wind speed,
The parameters such as wind direction bring the data of acquisition into model, calculate the angle of wind deflection of insulator chain, due to influencing the windage yaw of insulator chain
Angle factor is relatively more and some factors are difficult to determine, therefore it is lower to adopt this method calculated angle of wind deflection accuracy；And it is right
In the method for tradition setting angle sensor acquisition windage yaw data on insulator chain, this wired data acquisition modes exist
The defects of mobility is poor, cable auxiliary is inconvenient, when collection point is more, excessive sensor and ancillary equipment are mounted on insulation
The weight bearing that will cause insulator on substring is excessive, and very big security risk can be caused to shaft tower.
It can define, traditional monitoring method is to study conducting wire by measurement insulator chain in actual track section
Angle of wind deflection and angle of deviation, and the present invention directly studies windage yaw characteristic (i.e. no analogue simulation mistake of conducting wire by field test
Journey), specifically, the windage yaw characteristic that the present invention carries out conducting wire by building the true type tower experiment porch of a 200m large pitch is tried
It tests, and more different conducting wires can be set up simultaneously and carry out comparative test；Therefore it is low to be able to solve windage yaw angular accuracy by the present invention
The problem of (without model and simulation process)；Meanwhile the data transmission in the present invention can be carried out wirelessly, because
This can overcome the problems, such as that traditional technology mobility is poor, cable auxiliary is inconvenient, guarantee the safety of shaft tower.
Technical solution of the present invention can be applied to the overhead power transmission conducting wire of all kinds；Preferably, it can be used for low wind pressure
Conducting wire, while it being also applied for the monitoring of commonly circle strand windage yaw characteristic, at this point, according to the technical solution of the present invention, can highlight
Low wind pressure conducting wire has lower air resistance coefficient under big wind speed, thus the advantage with lower angle of wind deflection.
Overhead power transmission conducting wire windage yaw characteristic of the present invention monitors system embodiment 1:
In order to solve the problems, such as that traditional windage yaw monitoring technology accuracy is low and security risk is big, the present invention provides a kind of framves
Empty wind drift of power transmission characteristic monitors system embodiment 1, and Fig. 1 is that overhead power transmission conducting wire windage yaw characteristic of the present invention monitors system implementation
The structural schematic diagram of example 1；As shown in Figure 1, may include microclimate test device 110, radio receiver 120 and server
130；It further include the several groups test loop being erected between shaft tower；Test loop include connect two of strong current generator to
The windage yaw monitoring device 140 surveyed conducting wire and be respectively arranged on each conducting wire span center to be measured；
In to be measured conducting wire loading current of the strong current generator into test loop, microclimate test device 110 is real-time
Weather environment data are acquired, and weather environment data are transferred to server 130 by radio receiver 120；Windage yaw monitoring
Device 140 acquires the windage yaw data of conducting wire to be measured in real time, and windage yaw data are transferred to server by radio receiver 120
130；
Server 130 carries out classification processing to weather environment data and windage yaw data, obtains the windage yaw characteristic of conducting wire to be measured
Data；Windage yaw performance data includes wind speed windage yaw characteristic curve and wind speed angle of deviation characteristic curve.
Specifically, overhead power transmission conducting wire windage yaw characteristic of the present invention monitors system, large pitch tower bar test platform mould is utilized
Quasi- actual track section carries out the measuring study of each conducting wire to be measured, i.e., the windage yaw characteristic of conducting wire is studied under actual windy conditions.
Wherein, a microclimate test device is installed on part of path shaft tower to be measured for acquiring local meteorological item in real time
Part installs windage yaw situation of a set of windage yaw monitoring device for real-time monitoring conducting wire in the span center of conducting wire to be measured, on shaft tower
A plurality of different conducting wire to be measured can be set up, the collected data of measuring device are passed to correlation test data wirelessly by WiFi
Reception device, radio receiver is by collected data upload server, and server is according to the program of default to data
It is handled, data that treated can accurately reflect the angle of wind deflection of conducting wire and the pass of wind speed relationship and angle of deviation and wind speed
System.The present invention is suitable for the research of various overhead line windage yaw characteristics.
The windage yaw that the present invention is suitable for overhead power transmission conducting wire monitors, and can be directed to the conducting wire windage yaw of transmission line of electricity, wave, arc
Vertical flashover fault causes line tripping to be stopped transport, and monitors system to the windage yaw of line oscillation real-time monitoring, the present invention will be collected
The data such as conducting wire windage yaw and its changing condition are transmitted to center monitoring analysis system (i.e. server) by WiFi network in real time
It is analyzed.The present invention is ground using the measurement that simulation actual track section carries out low wind pressure conducting wire or common circle strand windage yaw characteristic
Study carefully, can be realized simultaneously the comparison of most six kinds of conducting wires windage yaw characteristics, i.e., study more a variety of lead under actual windy conditions
The windage yaw characteristic of line.
Preferably, the windage yaw test device quality in various embodiments of the present invention is about 2.8kg, and diameter is about 190mm, installation
In will not be impacted to the normal operation of route on conducting wire.
Fig. 2 is the structural schematic diagram that overhead power transmission conducting wire windage yaw characteristic of the present invention monitors system embodiment 2；As shown in Fig. 2,
In a specific embodiment, the quantity of test loop is 3 groups；Two conducting wires to be measured are respectively the first conducting wire to be measured and second
Conducting wire to be measured；
The first end of first conducting wire to be measured connects the first end of the second conducting wire to be measured by drainage thread；Strong current generator
Output end connects second end, the second end of the second conducting wire to be measured of the first conducting wire to be measured by copper bar respectively.
As shown in Fig. 2, overhead power transmission conducting wire windage yaw characteristic monitors system embodiment 2, it may include by left-to-right successively cloth
The conducting wire to be measured 1,2,3,4,5,6 set, windage yaw monitoring device 101,201,301,401,501,601, microclimate test device 7,
The copper bar 8 of conducting wire and strong current generator to be measured is connected, strong current generator 9 connects strong current generator and power supply
Cable 10, power supply 11.
Preferably, windage yaw monitoring device 101,201,301,401,501,601 is installed on conducting wire span center to be measured, it is micro-
Climate measurement device 7 is installed on shaft tower.
It can define, overhead power transmission conducting wire windage yaw characteristic monitors system embodiment 2 through the invention, can carry out six simultaneously
The on-line monitoring of kind conducting wire windage yaw characteristic.Specifically, 6 kinds of conducting wires to be tested can be set up on 35kv shaft tower, constitutes 3 groups and lead
Line loop powers to test lead by the electric current that strong current generator generates 100A or so, pass through in guarantee conducting wire >=
Windage yaw on-Line Monitor Device on the ampere wires of 10A can normal work to take power, circulate in the windage yaw characteristic and conducting wire of conducting wire
Electric current it is unrelated, the monitoring of conducting wire windage yaw characteristic will not be influenced the electric current to circulate in conducting wire has certain difference, is passed through
This platform can monitor the windage yaw characteristic for comparing six kinds of conducting wires simultaneously.
Further, the present invention uses capacity 1250kVA, and the power supply of three-phase 380V/1800A frequency 50Hz is to experiment
Platform is powered, and then passes through 2 × 3 260 meters of 1 × 185 cross-linked polyethylene insulation flame-retardant power cable of ZA-YJV, real
Now take electricity to strong current generator device from supply transformer, cable laying is in the existing cable duct in test site.Cable
The other side connects this strong current generator, and the rated power supply of strong current generator is two-phase two wires 380V ± 5%, electric current
1800A, frequency 50Hz ± 2Hz；Specified exchange output load current 3kA allows 1.1 times of overload capacity, AC load voltage
180V, pressure regulator range 10%-105%, minimum resolution 2V, the buck time was less than 60 seconds.Nominal DC output is load
Electric current 3kA allows 1.1 times of overload capacity, DC load voltage 180V, pressure regulator range 10%-105%, minimum resolution 2V,
The buck time was less than 60 seconds.
The output end of strong current generator is 10*100mm by 2 specifications2Copper bar is connected on conducting wire to be measured, to be measured to lead
Line requires to set up onto the shaft tower of 35kv according to the erection of standard.Wherein, copper bar section is big, and heat dissipation characteristics are good, and cost compares cable
It is low, and copper bar good mechanical property is easily installed and the connection with branch.
In a specific embodiment, the first conducting wire to be measured is low wind pressure conducting wire, and the second conducting wire to be measured is common circle stock
Twisted wire.
Specifically, present invention can apply to the overhead power transmission conducting wires of all kinds；Preferably, can be used for low wind pressure to lead
Line, while it being also applied for the monitoring of commonly circle stock twisted wire windage yaw characteristic, at this point, according to the technical solution of the present invention, can highlight
Low wind pressure conducting wire has lower air resistance coefficient under big wind speed, thus the advantage with lower angle of wind deflection.
Based on features above, the present invention is allowed to compare windage yaw situation and deflection of the conducting wire not of the same race under identical wind speed
Situation, and it is smaller by wind speed windage yaw characteristic curve research angle of wind deflection of that conducting wire under high wind conditions, certain can be highlighted
The advantage of low wind pressure conducting wire.
In a specific embodiment, weather environment data include temperature record, humidity data, air speed data and wind direction
Data；
Microclimate test device includes temperature sensor, humidity sensor, ultrasonic type wind speed wind direction sensor, solar energy
Solar panel and the first wireless data transmitter；
Solar panel is used for temperature sensor, humidity sensor, ultrasonic type wind speed wind direction sensor and the
The power supply of one wireless data transmitter；
The humidity of temperature record, humidity sensor acquisition that first wireless data transmitter is used to acquire temperature sensor
Data, the air speed data of ultrasonic type wind speed wind direction sensor acquisition and wind direction data are transferred to radio receiver.
Specifically, local meteorological condition mainly includes gas epidemic disaster, wind speed, wind direction, it can be respectively by temperature sensing
Device, humidity sensor, ultrasonic type wind speed wind direction sensor measure, wherein all biographies that microclimate test device includes
Between sensor independently of one another.Preferably, microclimate test device can be using DHT11 type humidity temperature pickup detection environment
Temperature and humidity.
Microclimate test device can be transmitted using WiFi communication mode (being powered by the first wireless data transmitter)
Microclimate data give monitoring center system (i.e. server)；Using efficient solar energy and storage battery power supply mode, can satisfy
Work long hours demand.
Further, microclimate test device can be mounted on to that layer of shaft tower of any one layer of hypothesis conducting wire, if only
It is that two conducting wires to be tested of test are so just mounted on that layer for assuming conducting wire to be tested.
In a specific embodiment, windage yaw data include angle of wind deflection and angle of deviation；
Windage yaw monitoring device includes that twin shaft angular transducer, high pressure take electric equipment and the second wireless data transmitter；
High pressure takes electric equipment for powering respectively to twin shaft angular transducer and the second wireless data transmitter；Second is wireless
Data link is used to angle of wind deflection that twin shaft angular transducer acquires, angle of deviation being transferred to radio receiver.
Specifically, windage yaw monitoring device can use twin shaft angular transducer, angle of wind deflection, angle of deviation are measured；Device is adopted
Working power is obtained from monitored route with induction mode, it is non-maintaining, it is reliable for operation.
Wherein, the angle change generated around an axis may only be surveyed compared to traditional single-shaft inclination angle sensor.And twin shaft can
To survey the opposite angle change with two axis.Obliquity sensor can be horizontally mounted and right angle setting, not according to the mode of installation
Together, the angle of uniaxial and double-shaft tilt angle sensor measurement is also different, and twin shaft can measure overturning and pitch angle, and single shaft is selecting
Flip angle or pitch angle can only be surveyed when being horizontally mounted, if uniaxial can only survey flip angle when selecting right angle setting, pitch angle is not
It is optional.
Overhead power transmission conducting wire windage yaw characteristic test system of the present invention is simulated real using the true type tower test platform of 200m large pitch
Border part of path carries out the measuring study of low wind pressure conducting wire or common circle strand windage yaw characteristic, i.e., grinds under actual windy conditions
Study carefully the windage yaw characteristic of conducting wire.One microclimate test device is installed for acquiring local meteorology in real time on part of path shaft tower to be measured
Condition includes mainly gas epidemic disaster, wind speed, wind direction, respectively by humidity temperature pickup, ultrasonic type wind speed wind direction sensor
It measures, windage yaw situation of a set of windage yaw monitoring device for real-time monitoring conducting wire, windage yaw is installed in the span center of conducting wire
The angle of wind deflection and angle of deviation of conducting wire to be measured can be monitored in real time using twin shaft angular transducer for monitoring device, can set up on shaft tower
Correlation test data are passed to wireless receiving dress by WiFi by 6 kinds of different conducting wires to be measured, the collected data of measuring device
Set, radio receiver by collected data upload server, server according to the program of default to data at
Reason, data that treated can accurately reflect the angle of wind deflection of conducting wire and the relationship of wind speed relationship and angle of deviation and wind speed.This
Invention is suitable for the research of various overhead line windage yaw characteristics.
Overhead power transmission conducting wire windage yaw characteristic test method embodiment 1 of the present invention:
The true type tower test platform of 200m large pitch based on the above overhead power transmission conducting wire windage yaw characteristic test system framework, together
When in order to solve the problems, such as that traditional windage yaw monitoring technology accuracy is low and security risk is big, the present invention also provides one kind make somebody a mere figurehead it is defeated
Electric lead windage yaw characteristic test method embodiment 1；Fig. 3 is overhead power transmission conducting wire windage yaw characteristic test method embodiment 1 of the present invention
Flow diagram；As shown in figure 3, may comprise steps of:
Step S310: in strong current generator each conducting wire loading current to be measured into test loop, microclimate test dress
It sets and obtains real-time weather environment data, windage yaw monitoring device obtains the windage yaw data of each conducting wire to be measured；Weather environment data packet
Include temperature record, humidity data, air speed data and wind direction data；Windage yaw data include angle of wind deflection and angle of deviation；
Step S320: server carries out classification processing to weather environment data and windage yaw data, obtains the wind of conducting wire to be measured
Inclined performance data；Windage yaw performance data includes wind speed windage yaw characteristic curve and wind speed angle of deviation characteristic curve.
Specifically, obtaining the real-time record of local meteorological condition and conducting wire windage yaw situation, server after test starts
Record the to the effect that every meteorological data and its record time and service device entry time of characteristic quantity data, angle of wind deflection, partially
Oblique angle and its record time and service device entry time, server record characteristic amount can according to the program finished in advance into
The automatic taxonomic revision of row, meteorological data being stored sequentially in a meteorogical phenomena database according to time order and function after processing, angle of wind deflection,
Angle of deviation and corresponding wind speed and direction are stored in windage yaw detection device database according to chronological order.Convenient for pair
Weather environment data and windage yaw data carry out further classification processing, obtain the windage yaw performance data of conducting wire to be measured.
In a specific embodiment, server carries out classification processing to weather environment data and windage yaw data, obtains
The step of windage yaw performance data of conducting wire to be measured includes:
According to weather environment data, the wind speed that respectively obtains the wind speed perpendicular to conducting wire wind direction, be parallel to conducting wire wind direction；It hangs down
Directly in the product that the wind speed of the wind direction of conducting wire is wind direction cosine of an angle value in air speed data and wind direction data；It is parallel to conducting wire wind direction
Wind speed be the sine value of wind angle in air speed data and wind direction data product；
Windage yaw data are inquired, the corresponding angle of wind deflection of wind speed perpendicular to conducting wire wind direction is obtained, is parallel to conducting wire wind
To the corresponding angle of deviation of wind speed；
According to the wind speed and corresponding angle of wind deflection perpendicular to conducting wire wind direction, wind speed windage yaw characteristic curve is generated；According to parallel
Wind speed and corresponding angle of deviation in conducting wire wind direction generate wind speed angle of deviation characteristic curve.
Specifically, wind speed and its corresponding wind perpendicular to conducting wire wind direction are calculated according to wind speed and direction for server
Drift angle is stored in windage yaw property database, system be calculated according to wind speed and direction the wind speed for being parallel to conducting wire wind direction and its
Corresponding angle of deviation is stored in deflection property database.Conducting wire wind speed-windage yaw spy can be drawn out according to completion data are arranged
Linearity curve and wind speed-angle of deviation characteristic curve study low wind pressure conducting wire or common circle strand in different wind speed and wind with this
Downward windage yaw situation.
Further, for the present invention using wind as the physical quantity for being present in a horizontal plane, wind direction can be 360 degree of presence
, therefore wind can be decomposed into a wind speed perpendicular to conducting wire and be parallel to the wind speed of conducting wire, one 0 degree is set first
Initial wind direction, as soon as such as be set as perpendicular to conducting wire wind direction direction be 0 degree, then cosine value of the wind speed multiplied by wind angle
It is perpendicular to the wind speed of conducting wire, wind speed is just parallel to the wind speed of conducting wire multiplied by the sine value of wind angle；And angle of wind deflection and deflection
Angle is that monitoring system real-time measurement arrives, then by angle of wind deflection and angle of deviation and calculating to correspondence wind speed store.
In a specific embodiment, in strong current generator into test loop when each conducting wire loading current to be measured,
Windage yaw monitoring device obtained in the step of windage yaw data of each conducting wire to be measured:
Current value of the windage yaw monitoring device in conducting wire to be measured is greater than or equal to 10 ampere-hours, by acquiring acquisition wind in real time
Inclined data.
Specifically, setting up conducting wire to be measured on true type tower, six kinds of conducting wires to be tested can be set up on shaft tower, constitute 3
Group wire loop powers to test lead by the electric current that strong current generator generates 100A or so, in conducting wire to be measured
By electric current >=10A when, windage yaw on-Line Monitor Device on conducting wire to be measured can normal work to take power, the windage yaw characteristic of conducting wire
It is unrelated with the electric current to circulate in conducting wire, conducting wire windage yaw characteristic will not be influenced the electric current to circulate in conducting wire has certain difference
Monitoring, the windage yaw characteristic for comparing six kinds of conducting wires can be monitored simultaneously by this platform.
Overhead power transmission conducting wire windage yaw characteristic test method of the present invention simulates actual track using large pitch tower bar test platform
The measuring study of each conducting wire to be measured of Duan Jinhang, the data that server acquires monitoring system in real time according to the program of default into
Row processing, data that treated can accurately reflect the angle of wind deflection of conducting wire and the pass of wind speed relationship and angle of deviation and wind speed
System.Therefore it can solve the low problem of windage yaw angular accuracy (without model and simulation process)；Meanwhile the data in the present invention pass
It is defeated wirelessly to carry out, therefore can overcome the problems, such as that traditional technology mobility is poor, cable auxiliary is inconvenient, it protects
Demonstrate,prove the safety of shaft tower.
Overhead power transmission conducting wire windage yaw characteristic test device embodiment 1 of the present invention:
In order to solve the problems, such as that traditional windage yaw monitoring technology accuracy is low and security risk is big, the present invention also provides one kind
Overhead power transmission conducting wire windage yaw characteristic test device embodiment 1；Fig. 4 is that overhead power transmission conducting wire windage yaw characteristic test device of the present invention is real
Apply the structural schematic diagram of example 1.As shown in figure 4, may include:
Meteorological data acquiring unit 410, in strong current generator into test loop each conducting wire loading current to be measured
When, obtain real-time weather environment data；Weather environment data include temperature record, humidity data, air speed data and wind direction number
According to；
Windage yaw data capture unit 420, in strong current generator into test loop each conducting wire loading current to be measured
When, obtain the windage yaw data of each conducting wire to be measured in test loop；Windage yaw data include angle of wind deflection and angle of deviation；
Data processing unit 430 obtains conducting wire to be measured for carrying out classification processing to weather environment data and windage yaw data
Windage yaw performance data；Windage yaw performance data includes wind speed windage yaw characteristic curve and wind speed angle of deviation characteristic curve.
In a specific embodiment, data processing unit 430 includes:
Processing module 432, for respectively obtaining the wind speed perpendicular to conducting wire wind direction, being parallel to according to weather environment data
The wind speed of conducting wire wind direction；Wind speed perpendicular to the wind direction of conducting wire is that air speed data multiplies with wind direction cosine of an angle value in wind direction data
Product；The wind speed for being parallel to conducting wire wind direction is the product of the sine value of wind angle in air speed data and wind direction data；
Enquiry module 434 obtains the corresponding windage yaw of wind speed perpendicular to conducting wire wind direction for inquiring windage yaw data
Angle, the corresponding angle of deviation of the wind speed for being parallel to conducting wire wind direction；
Drafting module 436, for it is special to generate wind speed windage yaw according to the wind speed and corresponding angle of wind deflection perpendicular to conducting wire wind direction
Linearity curve；According to the wind speed and corresponding angle of deviation for being parallel to conducting wire wind direction, wind speed angle of deviation characteristic curve is generated.
It should be noted that overhead power transmission conducting wire windage yaw characteristic test device embodiment 1 of the present invention can correspond in realization
Various method steps in overhead power transmission conducting wire windage yaw characteristic test method are stated, it is no longer repeated herein.
Overhead power transmission conducting wire windage yaw characteristic test device of the present invention simulates actual track using large pitch tower bar test platform
The measuring study of each conducting wire to be measured of Duan Jinhang, device carry out the data that monitoring system acquires in real time according to the program of default
Processing, data that treated can accurately reflect the angle of wind deflection of conducting wire and the relationship of wind speed relationship and angle of deviation and wind speed.
Therefore it can solve the low problem of windage yaw angular accuracy (without model and simulation process)；Meanwhile the data transmission in the present invention
It can wirelessly carry out, therefore can overcome the problems, such as that traditional technology mobility is poor, cable auxiliary is inconvenient, guarantee
The safety of shaft tower.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.Those of ordinary skill in the art will appreciate that realizing above-mentioned implementation
All or part of the steps in example method is relevant hardware can be instructed to complete by program, and the program can deposit
It is stored in a computer-readable storage medium, which when being executed, includes the steps that described in above method, the storage
Medium, such as: ROM/RAM, magnetic disk, CD.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of overhead power transmission conducting wire windage yaw characteristic monitors system, which is characterized in that including microclimate test device, wireless receiving
Device and server；It further include the several groups test loop being erected between shaft tower；The test loop includes the big electricity of connection
Two conducting wires to be measured of flow-generator and the windage yaw monitoring device for being respectively arranged on each conducting wire span center to be measured；Wherein,
The microclimate test device is set on any shaft tower；
When the strong current generator is to the conducting wire loading current to be measured, the microclimate test device acquires meteorology in real time
Environmental data, and the weather environment data are transferred to the server by the radio receiver；The windage yaw prison
It surveys device and acquires the windage yaw data of the conducting wire to be measured in real time, and transmitted the windage yaw data by the radio receiver
To the server；
The server carries out classification processing to the weather environment data and the windage yaw data, obtains the conducting wire to be measured
Windage yaw performance data；The windage yaw performance data includes wind speed windage yaw characteristic curve and wind speed angle of deviation characteristic curve；
Wherein, the weather environment data include temperature record, humidity data, air speed data and wind direction data.
2. overhead power transmission conducting wire windage yaw characteristic according to claim 1 monitors system, which is characterized in that the test loop
Quantity be 3 groups；Two conducting wires to be measured are respectively the first conducting wire to be measured and the second conducting wire to be measured；
The first end of first conducting wire to be measured connects the first end of the described second conducting wire to be measured by drainage thread；The high current
The output end of generator pass through respectively copper bar connect the second end of the described first conducting wire to be measured, second conducting wire to be measured second
End.
3. overhead power transmission conducting wire windage yaw characteristic according to claim 2 monitors system, which is characterized in that
First conducting wire to be measured is low wind pressure conducting wire, and second conducting wire to be measured is common circle stock twisted wire.
4. monitoring system to overhead power transmission conducting wire windage yaw characteristic described in 3 any one according to claim 1, which is characterized in that
The microclimate test device includes temperature sensor, humidity sensor, ultrasonic type wind speed wind direction sensor, solar energy
Solar panel and the first wireless data transmitter；
The solar panel is used for the temperature sensor, the humidity sensor, the ultrasonic type wind speed and direction
Sensor and first wireless data transmitter power supply；
First wireless data transmitter is used to adopt temperature record that the temperature sensor acquires, the humidity sensor
The humidity data of collection, the air speed data of ultrasonic type wind speed wind direction sensor acquisition and wind direction data are transferred to described wireless
Reception device.
5. overhead power transmission conducting wire windage yaw characteristic according to claim 4 monitors system, which is characterized in that the windage yaw data
Including angle of wind deflection and angle of deviation；
The windage yaw monitoring device includes that twin shaft angular transducer, high pressure take electric equipment and the second wireless data transmitter；
The high pressure takes electric equipment for powering respectively to the twin shaft angular transducer and second wireless data transmitter；
Second wireless data transmitter is used to angle of wind deflection that the twin shaft angular transducer acquires, angle of deviation being transferred to the nothing
Line reception device.
6. a kind of defeated based on making somebody a mere figurehead for the monitoring system of overhead power transmission conducting wire windage yaw characteristic described in claim 1 to 5 any one
Electric lead windage yaw characteristic test method, which comprises the following steps:
In strong current generator each conducting wire loading current to be measured into test loop, microclimate test device obtains real-time gas
As environmental data, windage yaw monitoring device obtains the windage yaw data of each conducting wire to be measured；The weather environment data include temperature
Data, humidity data, air speed data and wind direction data；The windage yaw data include angle of wind deflection and angle of deviation；Wherein, micro- gas
As test device is set on any shaft tower；Server carries out classification processing to the weather environment data and the windage yaw data,
Obtain the windage yaw performance data of the conducting wire to be measured；The windage yaw performance data includes wind speed windage yaw characteristic curve and wind speed deflection
Angle characteristic curve.
7. overhead power transmission conducting wire windage yaw characteristic test method according to claim 6, which is characterized in that server is to described
The step of weather environment data and the windage yaw data carry out classification processing, obtain the windage yaw performance data of the conducting wire to be measured packet
It includes:
According to the weather environment data, the wind speed for respectively obtaining the wind speed perpendicular to conducting wire wind direction, being parallel to conducting wire wind direction；Institute
State the product that the wind speed perpendicular to the wind direction of conducting wire is wind direction cosine of an angle value in the air speed data and the wind direction data；Institute
State the product for being parallel to the wind speed of conducting wire wind direction as the sine value of wind angle in the air speed data and the wind direction data；
The windage yaw data are inquired, the corresponding angle of wind deflection of wind speed perpendicular to conducting wire wind direction, described parallel is obtained
In the corresponding angle of deviation of the wind speed of conducting wire wind direction；
According to the wind speed perpendicular to conducting wire wind direction and corresponding angle of wind deflection, the wind speed windage yaw characteristic curve is generated；According to
The wind speed for being parallel to conducting wire wind direction and corresponding angle of deviation generate the wind speed angle of deviation characteristic curve.
8. overhead power transmission conducting wire windage yaw characteristic test method according to claim 6 or 7, which is characterized in that in high current
For generator into test loop when each conducting wire loading current to be measured, windage yaw monitoring device obtains the windage yaw number of each conducting wire to be measured
According to the step of in:
Current value of the windage yaw monitoring device in the conducting wire to be measured is greater than or equal to 10 ampere-hours, obtains institute by acquiring in real time
State windage yaw data.
9. a kind of defeated based on making somebody a mere figurehead for the monitoring system of overhead power transmission conducting wire windage yaw characteristic described in claim 1 to 5 any one
Electric lead windage yaw characteristic test device characterized by comprising
Applied to the meteorological data acquiring unit of the microclimate test device, it is used in strong current generator into test loop
When each conducting wire loading current to be measured, real-time weather environment data are obtained；The weather environment data include temperature record, humidity
Data, air speed data and wind direction data；Wherein, the microclimate test device is set on any shaft tower；
Applied to the windage yaw data capture unit of the windage yaw monitoring device, for each into test loop in strong current generator
When conducting wire loading current to be measured, the windage yaw data of conducting wire to be measured in each test loop are obtained；The windage yaw data include angle of wind deflection
And angle of deviation；
Applied to the data processing unit of the server, for dividing the weather environment data and the windage yaw data
Class processing, obtains the windage yaw performance data of the conducting wire to be measured；The windage yaw performance data include wind speed windage yaw characteristic curve and
Wind speed angle of deviation characteristic curve.
10. overhead power transmission conducting wire windage yaw characteristic test device according to claim 9, which is characterized in that at the data
Managing unit includes:
Processing module, for respectively obtaining the wind speed perpendicular to conducting wire wind direction, being parallel to conducting wire according to the weather environment data
The wind speed of wind direction；The wind speed of the wind direction perpendicular to conducting wire is in the air speed data and the wind direction data more than wind angle
The product of string value；The wind speed for being parallel to conducting wire wind direction is the sine of wind angle in the air speed data and the wind direction data
The product of value；
Enquiry module obtains the corresponding wind of wind speed perpendicular to conducting wire wind direction for inquiring the windage yaw data
Drift angle, the corresponding angle of deviation of wind speed for being parallel to conducting wire wind direction；
Drafting module, for generating the wind speed windage yaw according to the wind speed and corresponding angle of wind deflection perpendicular to conducting wire wind direction
Characteristic curve；According to the wind speed for being parallel to conducting wire wind direction and corresponding angle of deviation, it is bent to generate the wind speed angle of deviation characteristic
Line.
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| CN110702039B (en) * | 2019-10-22 | 2021-06-01 | 国网宁夏电力有限公司经济技术研究院 | Device for measuring wind deflection angle of suspension insulator string |
| CN112161653B (en) * | 2020-09-07 | 2022-05-03 | 南方电网科学研究院有限责任公司 | Wind resistance coefficient measuring device and method for overhead power transmission line |
| CN112484639A (en) * | 2020-11-23 | 2021-03-12 | 国网北京市电力公司 | Method and device for determining windage yaw position of wire, storage medium and processor |
| CN112526302B (en) * | 2020-11-30 | 2022-01-21 | 广东电网有限责任公司佛山供电局 | Line overshoot tolerance characteristic test platform and evaluation method under multi-environment factors |
| CN113945783A (en) * | 2021-09-15 | 2022-01-18 | 国网内蒙古东部电力有限公司电力科学研究院 | Single-loop strain tower head-jumper wire true type test device in shape like Chinese character' gan |
| CN116257761A (en) * | 2023-05-15 | 2023-06-13 | 北谷电子股份有限公司 | Training method and system for tower fault probability prediction model |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0450829A1 (en) * | 1990-03-30 | 1991-10-09 | Texas Instruments Incorporated | Intelligent programmable sensor |
| CN201134152Y (en) * | 2007-12-29 | 2008-10-15 | 国网北京电力建设研究院 | Monitoring device and system for swinging of overhead electricity transmission line |
| CN201273824Y (en) * | 2008-10-09 | 2009-07-15 | 张云 | Operation state remote monitoring apparatus for electricity transmission line |
| CN101556195A (en) * | 2009-03-26 | 2009-10-14 | 杭州海康雷鸟信息技术有限公司 | Real-time monitoring method of ice coated on overhead transmission line conductor and system |
| CN202231875U (en) * | 2011-05-27 | 2012-05-23 | 北京国网富达科技发展有限责任公司 | Power transmission line monitoring base station and system |
-
2017
- 2017-05-03 CN CN201710304831.1A patent/CN107036654B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0450829A1 (en) * | 1990-03-30 | 1991-10-09 | Texas Instruments Incorporated | Intelligent programmable sensor |
| CN201134152Y (en) * | 2007-12-29 | 2008-10-15 | 国网北京电力建设研究院 | Monitoring device and system for swinging of overhead electricity transmission line |
| CN201273824Y (en) * | 2008-10-09 | 2009-07-15 | 张云 | Operation state remote monitoring apparatus for electricity transmission line |
| CN101556195A (en) * | 2009-03-26 | 2009-10-14 | 杭州海康雷鸟信息技术有限公司 | Real-time monitoring method of ice coated on overhead transmission line conductor and system |
| CN202231875U (en) * | 2011-05-27 | 2012-05-23 | 北京国网富达科技发展有限责任公司 | Power transmission line monitoring base station and system |
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