CN104154945B - Device for monitoring icing of electric transmission line based on rotation reference conductor - Google Patents
Device for monitoring icing of electric transmission line based on rotation reference conductor Download PDFInfo
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- CN104154945B CN104154945B CN201410419112.0A CN201410419112A CN104154945B CN 104154945 B CN104154945 B CN 104154945B CN 201410419112 A CN201410419112 A CN 201410419112A CN 104154945 B CN104154945 B CN 104154945B
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- reference conductor
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- icing
- pulling force
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- 239000004020 conductor Substances 0.000 title claims abstract description 82
- 230000005540 biological transmission Effects 0.000 title claims abstract description 50
- 238000012544 monitoring process Methods 0.000 title claims abstract description 45
- 230000005611 electricity Effects 0.000 claims abstract description 27
- 239000000725 suspension Substances 0.000 claims abstract description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 12
- 229910052802 copper Inorganic materials 0.000 claims description 12
- 239000010949 copper Substances 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 230000005484 gravity Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000012876 topography Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Abstract
A kind of based on rotation reference conductor the device for monitoring icing of electric transmission line that the present invention provides, at least include reference conductor, suspension holdfast and pulling force sensor, described reference conductor is pivotally connected with pulling force sensor, described pulling force sensor is fixing with suspension holdfast to be connected, and is provided with ice-melt unit in described reference conductor；Its reference conductor rotates under the effect of wind-force and icing gravity and makes the surface of reference conductor form uniform cylindrical icing, then carry out the icing to transmission line of electricity by the quality of pulling force sensor monitoring icing and be simulated monitoring, effectively the icing of transmission line of electricity can be monitored, it is prevented effectively from the environment impact on monitoring result, is greatly improved the accuracy of icing monitoring.
Description
Technical field
The present invention relates to field of electrical equipment, particularly relate to a kind of monitoring transmission line icing based on rotation reference conductor
Device.
Background technology
In the winter time in the environment of low temperature, high humility, high-tension electricity transmission line of electricity can occur icing phenomenon, serious icing to lead
Cause electric power line pole tower collapses, conductor cord disconnection etc. affects the major accident of power system security reliability service, causes big of electrical network
Long-pending power failure, has a strong impact on industrial and agricultural production and people's lives, and causes tremendous economic to lose.
At present, monitoring transmission line icing mainly has the method such as video surveillance and artificial line walking.Video surveillance method is to pass through
Video camera obtains the icing image of transmission line of electricity and processes it, extracts boundary profile and speculates the icing on transmission line of electricity
Thickness, but in practice, video method has many difficulties, and the monitoring mass of system volume used by video surveillance method is big, video camera
Setting angle requires harsh and is easily caused monitoring image fault, and especially when icing is serious, video camera is difficult to clap by snow and ice cover
Taking the photograph the icing situation of transmission line of electricity, the accuracy that causes the method to detect icing is extremely low even cannot monitor, high definition simultaneously
Video camera is expensive, and cost is the highest.Artificial line walking is to measure powerline ice-covering situation by tour personnel's field observation,
But owing to powerline ice-covering is big by local mima type microrelief weather influence, and some construction of line is meagrely-populated, and traffic is not
Just area, this one side substantially increases the labor intensity of tour personnel, and still further aspect also reduces monitoring result
Ageing and accuracy.
It is, therefore, desirable to provide a kind of new device for monitoring icing of electric transmission line, it is possible to accurately the icing of transmission line of electricity is entered
Row monitoring, it is to avoid the environmental factors impact on monitoring result, the accuracy rate of raising monitoring, and simple in construction, greatly reduce labor
Power and reduction labor intensity, install and maintenance cost be low, and applicable electrical network uses on a large scale.
Summary of the invention
In view of this, it is an object of the invention to provide a kind of monitoring transmission line icing based on rotation reference conductor dress
Put, it is possible to accurately the icing of transmission line of electricity is monitored, it is to avoid the environmental factors impact on monitoring result, improve the standard of monitoring
Really rate, and simple in construction, greatly reduce labour force and reduce labor intensity, installs and maintenance cost is low, be suitable for electrical network big
Scope uses.
A kind of based on rotation reference conductor the device for monitoring icing of electric transmission line that the present invention provides, at least includes that benchmark is led
Body, suspension holdfast and pulling force sensor, described reference conductor is pivotally connected with pulling force sensor, described pulling force
Sensor is fixing with suspension holdfast to be connected, and is provided with ice-melt unit in described reference conductor.
Further, described reference conductor is tubular structure, the external diameter of described reference conductor identical with the line footpath of power transmission line and
The material of reference conductor is same or like with the material of power transmission line.
Further, also including two conductor mounting seats, described conductor mounting seat is fixing with pulling force sensor to be connected, described in lead
Body mounting seat is rotatably assorted with reference conductor by rolling bearing.
Further, described ice-melt unit includes that insulated heating wire and copper pipe, described insulated heating wire are arranged in copper pipe, institute
State copper pipe to be arranged at inside described reference conductor.
Further, described suspension holdfast is connecting rod, and one end of described connecting rod is fixing with pulling force sensor to be connected, another
End is provided with link.
Further, the icing data of described pulling force sensor monitoring are passed through wired or wirelessly transmit to power transmission line
The control unit of the deicing device on road or Surveillance center.
Further, described pulling force sensor and insulated heating wire are powered by electricity-getting mutual inductor or solaode.
Further, said two conductor mounting seat is provided with installing hole, and the installing hole of one of them conductor mounting seat is
Blind hole, the conductor mounting holes of another mounting seat is through hole, and the two ends of described copper pipe are fixedly installed in installing hole and insulated electro
Heated filament passes from the installing hole for through hole.
Further, described rolling bearing is deep groove ball bearing.
Beneficial effects of the present invention: the present invention passes through rotatable reference conductor, and its reference conductor is at wind-force and icing weight
The lower rotation of the effect of power makes the surface of reference conductor form uniform cylindrical icing, then monitors icing by pulling force sensor
Quality come the icing to transmission line of electricity be simulated monitoring, it is possible to effectively the icing of transmission line of electricity is monitored, effectively
Avoid the environment impact on monitoring result, be greatly improved the accuracy of icing monitoring, and by sensor, Monitoring Data is real
Time be delivered to monitoring center, substantially increase the ageing of monitoring, and effectively reduce labour force and reduce labor intensity, especially
It is in a varied topography and rugged environment, it is possible to be monitored all fronts of transmission line of electricity, it is ensured that powerline ice-covering is supervised
Survey without blind spot, and then ensure confession electrical stability and the reliability of power system, and the present invention can enter with transmission line of electricity simultaneously
Row ice-melt action, it is ensured that the present invention and the synchronicity of transmission line of electricity, improves the accurate shape of icing monitoring further；Present configuration
Simply, easily manufactured, installation maintenance cost is low, and applicable electrical network uses on a large scale.
Accompanying drawing explanation
The invention will be further described with embodiment below in conjunction with the accompanying drawings:
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the partial exploded view of the present invention.
Detailed description of the invention
Fig. 1 is the structural representation of the present invention, and Fig. 2 is the partial exploded view of the present invention, as it can be seen, what the present invention provided
A kind of device for monitoring icing of electric transmission line based on rotation reference conductor, at least includes reference conductor 1, suspension holdfast and pulling force
Sensor 3, described reference conductor 1 is pivotally connected with pulling force sensor 3, and described pulling force sensor 3 props up with hanging
Frame is fixing to be connected, and is provided with ice-melt unit in described reference conductor 1, in the present embodiment, and the monitoring of described pulling force sensor output
Data by wired or be wirelessly sent to Surveillance center (wherein Surveillance center can be monitoring station, transformer station or
Command centre of transformer station etc.), it is also possible to the ice-melt that Monitoring Data is transferred to transmission line of electricity by wired or wireless mode is filled
The control unit put, when pulling force data reaches default threshold value, by Surveillance center or the control of the deicing device of transmission line of electricity
Unit processed output control instruction, carries out transmission line of electricity and reference conductor ice-melt simultaneously, it is ensured that transmission line of electricity and reference conductor same
Step property, wireless transmission method can use GPRS, internet (remote transmission), it is also possible to by infrared, bluetooth (detection data
It is transferred to the control unit of the deicing device of transmission line of electricity).
In the present embodiment, described reference conductor 1 is tubular structure, the external diameter of described reference conductor 1 and the line footpath of power transmission line
Identical and the material of reference conductor 1 and the material of power transmission line are same or like, by above-mentioned reference conductor, at monitoring icing
During, it is possible to ensure reference conductor and the state consistency of transmission line of electricity and synchronicity so that the accuracy of monitoring result
The guarantee of maximum can be obtained, and by the reference conductor of tubular structure, it is possible to it is beneficial to the cloth of the ice-melt unit of reference conductor
Put, simplify arrangement, be beneficial to manufacture installation.
In the present embodiment, also include that two conductor mounting seats 2, two conductor mounting seats 2 are respectively arranged at reference conductor
Two ends, described conductor mounting seat 2 is fixing with pulling force sensor 3 to be connected, and described conductor mounting seat 2 is by rolling bearing 8 and benchmark
Conductor 1 is rotatably assorted, by this structure, be more favorable for reference conductor rotate under the effect of wind-force and icing gravity and
Its surface forms uniform cylindrical icing, and is easy to install reference conductor, and described rolling bearing 8 is deep-groove ball axle
Hold, by this bearing, it is possible to bear bigger load, in the case of especially there is icing in the surface at reference conductor, and
Even and if also ensure that, in the case of carrying, the smoothness that reference conductor rotates, thus ensureing the stability that the present invention works.
In the present embodiment, described ice-melt unit includes insulated heating wire 7 and copper pipe 6, and described insulated heating wire is arranged at copper
In pipe 6, it is internal that described copper pipe 6 is arranged at described reference conductor 1, by this structure, it is possible to is beneficial to receiving ice-melt order
Afterwards reference conductor is carried out ice-melt, it is ensured that reference conductor and the synchronicity of transmission line of electricity, and compact conformation, benchmark will not be led
Surface icing affects, and then ensures the accuracy of monitoring result, and described pulling force sensor and insulated heating wire are by power taking
Transformer or solaode are powered, it is possible to ensure the continual and steady operation of the present invention, it is not necessary to manually carry out intervening defeated
The real-time monitoring of electricity circuit icing, particularly with adverse circumstances remote and with a varied topography, be more that of avoiding artificial dry more and
Potential safety hazard existing for manual intervention.
In the present embodiment, described suspension holdfast is connecting rod 4, and one end of described connecting rod 4 is fixing with pulling force sensor 3 even
Connecing, the other end is provided with link 5, by this structure, is beneficial to be fixedly installed in the present invention lower section or the peace of transmission line of electricity
It is loaded on the lower section of the deicing device of transmission line of electricity, and easy for installation, and wherein, connecting rod and pulling force sensor are 2, benchmark
The two ends of conductor are respectively provided with fixing and rotation, the Er Qieli of a pulling force sensor and a connecting rod, beneficially reference conductor
In icing is monitored.
In the present embodiment, described pulling force sensor 3 monitoring icing data by wired or wirelessly transmit to
The control unit of the deicing device of transmission line of electricity or Surveillance center.
In the present embodiment, said two conductor mounting seat 2 is provided with installing hole 10, one of them conductor mounting seat 2
Installing hole 10 is blind hole, and the installing hole 10 of another mounting seat 2 is through hole, and the two ends of described copper pipe 6 are fixedly installed on peace respectively
Fill in hole 10 and insulated heating wire 7 passes from the installing hole 10 for through hole, by this structure, be on the one hand beneficial to clearance is carried out
Effective fixing, on the other hand it is beneficial to insulated heating wire and is electrically connected with external power source, it is ensured that can be the most right when needing ice-melt
Reference conductor carries out ice-melt, it is even more important that ensure that reference conductor can smooth and easy rotate, and then ensures that the present invention's is steady
Qualitative and accuracy.
Finally illustrating, above example is only in order to illustrate technical scheme and unrestricted, although with reference to relatively
The present invention has been described in detail by good embodiment, it will be understood by those within the art that, can be to the skill of the present invention
Art scheme is modified or equivalent, and without deviating from objective and the scope of technical solution of the present invention, it all should be contained at this
In the middle of the right of invention.
Claims (8)
1. a device for monitoring icing of electric transmission line based on rotation reference conductor, it is characterised in that: at least include reference conductor,
Suspension holdfast and pulling force sensor, described reference conductor is pivotally connected with pulling force sensor, and described pulling force passes
Sensor is fixing with suspension holdfast to be connected, and is provided with ice-melt unit in described reference conductor；
Also including two conductor mounting seats, described conductor mounting seat is fixing with pulling force sensor to be connected, and described conductor mounting seat is led to
Crossing rolling bearing to be rotatably assorted with reference conductor, the two ends of reference conductor are respectively provided with a pulling force sensor.
Device for monitoring icing of electric transmission line based on rotation reference conductor the most according to claim 1, it is characterised in that: described
Reference conductor is tubular structure, and the external diameter of described reference conductor is identical with the line footpath of power transmission line and the material of reference conductor and transmission of electricity
The material of line is same or like.
Device for monitoring icing of electric transmission line based on rotation reference conductor the most according to claim 1, it is characterised in that: described
Ice-melt unit includes that insulated heating wire and copper pipe, described insulated heating wire are arranged in copper pipe, and described copper pipe is arranged at described base
Inside quasi-conductor.
Device for monitoring icing of electric transmission line based on rotation reference conductor the most according to claim 3, it is characterised in that: described
Suspension holdfast is connecting rod, and one end of described connecting rod is fixing with pulling force sensor to be connected, and the other end is provided with link.
Device for monitoring icing of electric transmission line based on rotation reference conductor the most according to claim 4, it is characterised in that: described
The data of pulling force sensor monitoring are by wired or wirelessly transmit the control unit of the deicing device to transmission line of electricity
Or Surveillance center.
Device for monitoring icing of electric transmission line based on rotation reference conductor the most according to claim 5, it is characterised in that: described
Pulling force sensor and insulated heating wire are powered by electricity-getting mutual inductor or solaode.
Device for monitoring icing of electric transmission line based on rotation reference conductor the most according to claim 6, it is characterised in that: described
Two conductor mounting seats are provided with installing hole, and the installing hole of one of them conductor mounting seat is blind hole, and another conductor is installed
The installing hole of seat is through hole, and the two ends of described copper pipe are fixedly installed in installing hole and insulated heating wire is from the installing hole for through hole
Pass.
Device for monitoring icing of electric transmission line based on rotation reference conductor the most according to claim 7, it is characterised in that: described
Rolling bearing is deep groove ball bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410419112.0A CN104154945B (en) | 2014-08-22 | 2014-08-22 | Device for monitoring icing of electric transmission line based on rotation reference conductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410419112.0A CN104154945B (en) | 2014-08-22 | 2014-08-22 | Device for monitoring icing of electric transmission line based on rotation reference conductor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104154945A CN104154945A (en) | 2014-11-19 |
| CN104154945B true CN104154945B (en) | 2016-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410419112.0A Active CN104154945B (en) | 2014-08-22 | 2014-08-22 | Device for monitoring icing of electric transmission line based on rotation reference conductor |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760527B (en) * | 2018-08-20 | 2023-10-13 | 四川大学 | On-line monitoring equipment and monitoring method for self-ice melting wire embedded with heating material |
| CN109405881B (en) * | 2018-10-30 | 2020-04-28 | 重庆理工大学 | Power transmission line icing monitoring device based on ice layer dielectric property and rotating conductor |
| CN111521215B (en) * | 2019-12-11 | 2021-12-24 | 重庆市送变电工程有限公司 | On-line monitoring device for simulating wire icing based on micro-terrain microclimate area icing law |
| CN111964822B (en) * | 2020-08-05 | 2021-10-29 | 浙江大学 | Measuring device and system for multi-angle freezing stress of transmission conductor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04236111A (en) * | 1991-01-18 | 1992-08-25 | Hitachi Cable Ltd | Device for monitoring accretion of snow on aerial power line |
| CN201260057Y (en) * | 2008-04-14 | 2009-06-17 | 魏登军 | Ice coating and removing device for overhead electric line |
| CN101701842A (en) * | 2009-11-03 | 2010-05-05 | 杭州海康雷鸟信息技术有限公司 | Method and system for real-time monitoring of analog wire coated by ice of overhead power transmission line |
| CN102338625A (en) * | 2010-07-14 | 2012-02-01 | 江西省电力公司信息通信中心 | Wire ice cover monitoring device |
-
2014
- 2014-08-22 CN CN201410419112.0A patent/CN104154945B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04236111A (en) * | 1991-01-18 | 1992-08-25 | Hitachi Cable Ltd | Device for monitoring accretion of snow on aerial power line |
| CN201260057Y (en) * | 2008-04-14 | 2009-06-17 | 魏登军 | Ice coating and removing device for overhead electric line |
| CN101701842A (en) * | 2009-11-03 | 2010-05-05 | 杭州海康雷鸟信息技术有限公司 | Method and system for real-time monitoring of analog wire coated by ice of overhead power transmission line |
| CN102338625A (en) * | 2010-07-14 | 2012-02-01 | 江西省电力公司信息通信中心 | Wire ice cover monitoring device |
Non-Patent Citations (1)
| Title |
|---|
| 输电线路覆冰的模拟导线实时监测;龚坚刚等;《电力建设》;20101231;第31卷(第12期);全文 * |
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| CN104154945A (en) | 2014-11-19 |
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Address after: 400044 No. 174 Shapingba street, Shapingba District, Chongqing Patentee after: Chongqing University Patentee after: Chongqing Guangren Iron Tower Manufacture Co.,Ltd. Address before: 400044 No. 174 Shapingba street, Shapingba District, Chongqing Patentee before: Chongqing University Patentee before: CHONGQING GUANGREN TOWER MANUFACTURING Co.,Ltd. |