CN106571608A - Anti-resonance vibration device for high voltage transmission line - Google Patents
Anti-resonance vibration device for high voltage transmission line Download PDFInfo
- Publication number
- CN106571608A CN106571608A CN201610619597.7A CN201610619597A CN106571608A CN 106571608 A CN106571608 A CN 106571608A CN 201610619597 A CN201610619597 A CN 201610619597A CN 106571608 A CN106571608 A CN 106571608A
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- CN
- China
- Prior art keywords
- transmission line
- electricity
- line
- damper
- high voltage
- 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.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/12—Devices for maintaining distance between parallel conductors, e.g. spacer
- H02G7/125—Damping spacers
Abstract
The invention relates to an anti-resonance vibration device for a high voltage transmission line, which comprises a high voltage transmission line steel frame base, a left lateral support, a three-wire transmission line support, a first three-wire transmission line, a second three-wire transmission line, a left lateral damper, a left lateral damper compressed air pipe, a left lateral vibration sensor, a third three-wire transmission line, a longitudinal damper, a longitudinal damper compressed air pipe, a longitudinal vibration sensor and a high voltage transmission line steel frame cross arm. When the frequency of disturbance generated by natural wind to the transmission line is monitored to be equal to the insulation frequency of the high voltage transmission line, the air damper releases the air, the damper becomes soft, the insulation frequency of the high voltage transmission line is thus changed, the damping feature is changed in real time, the wind-disturbance vibration frequency and the insulation frequency of the high voltage transmission line are stagger, and resonance vibration is prevented.
Description
Technical field
The present invention relates in anti-resonance device, more particularly to high voltage power transmission electrical wiring system, the anti-resonance of high-tension electricity power transmission line is moved
Device, according to the size of amplitude in different transmission lines of electricity, adjusts horizontal, longitudinal damper damping value, changes the soft or hard of antivibrator
Degree, so as to prevent resonance.
Background technology
Resonance is a technical term physically, refers to a physical system under characteristic frequency, than other frequencies with
Bigger amplitude does the situation vibrated；These characteristic frequency are referred to as resonant frequency.Under resonant frequency, the periodic vibration of very little
Just very big vibration can be produced, because system stores kinetic energy.When resistance very little, resonant frequency about with system natural frequencies
Or claim natural frequency equal, high-tension electricity transmission line of electricity is in big distance, on a large scale during inner high voltage electrical-wire grid, it is impossible to region,
Wind speed in air is different, can produce disturbance to transmission line of electricity, when wind blow the frequency of ultra-high-tension power transmission line vibration just with height
When frequency at pressure transmission line insulator is equal, ultra-high-tension power transmission line can produce strong vibration, prolonged to vibrate, and affect
The service life of transmission line of electricity, steelframe that is heavy then can causing ultra-high-tension power transmission line are damaged, and are caused high tension electric tower to damage, are caused huge
Economic loss and potential safety hazard.
The content of the invention
Exist in reality when the frequency that wind blows ultra-high-tension power transmission line vibration is insulated with ultra-high-tension power transmission line just to overcome
When frequency at body is equal, ultra-high-tension power transmission line can produce strong vibration, prolonged to vibrate, and affect the use of transmission line of electricity
Life-span, steelframe that is heavy then can causing ultra-high-tension power transmission line damage, and cause high tension electric tower to damage, and cause huge economic loss with peace
The problems such as full hidden danger.
It is a kind of dynamic device of high-tension electricity transmission line of electricity anti-resonance that the present invention is provided, and which includes：High voltage transmission line steelframe pedestal,
Left horizontal support, three line transmission line of electricity supports, the one or three line transmission line of electricity, the two or three line transmission line of electricity, left lateral damper are left
Horizontal dampening compression air hose, left oscillation crosswise sensor, the three or three line transmission line of electricity, longitudinal damper, longitudinal damper pressure
Contracting air hose, extensional vibration sensor, high voltage transmission line steelframe transverse arm, electronic control system, right horizontal support, right oscillation crosswise
Sensor, right lateral damper, right laterally dampening compression air hose, right laterally dampening compression air shut-off valve, longitudinal damper
Compressed air control valve, left laterally dampening compression air shut-off valve, air compressor, motor, it is characterised in that：
Left horizontal support, right horizontal support, high voltage transmission line steelframe transverse arm are arranged on high voltage transmission line steelframe pedestal, are led to
Cross bolt to be fastenedly connected；
Right lateral damper is arranged on right horizontal support；
Left lateral damper is arranged on left horizontal support；
Longitudinal damper is arranged on high voltage transmission line steelframe transverse arm；
One or three line transmission line of electricity is connected with right lateral damper；
Two or three line transmission line of electricity is connected with left lateral damper；
Three or three line transmission line of electricity is connected with longitudinal damper；
One or three line transmission line of electricity, the two or three line transmission line of electricity, the three or three line transmission line of electricity and three line transmission line of electricity supports
Connection, three line transmission line of electricity supports control the distance of transmission line of electricity support, are allowed to keep safe distance, prevent due to wind disturbance and
Contact, causes short circuit or generation electric arc on fire；
Longitudinal damper compressed air hose, left laterally dampening compression air hose and right laterally dampening compression air hose and compression
Machine is connected by pipeline, and compressor is connected with motor by flange, and compressor is fixed on high voltage transmission line steelframe with motor
On；
Left oscillation crosswise sensor, right oscillation crosswise sensor and extensional vibration sensor are connected with electronic control system,
Right laterally dampening compression air shut-off valve, longitudinal damper compressed air control valve, left laterally dampening compression air shut-off valve with
Electronic control system connects, the left oscillation crosswise sensor of electronic control system Real-time Collection, right oscillation crosswise sensor and longitudinal direction
The signal of vibrating sensor, judges the one or three line transmission line of electricity, the two or three line transmission line of electricity, the vibration of the three or three line transmission line of electricity
Direction and vibration displacement, then control right laterally dampening compression air shut-off valve, longitudinal damper compressed air control valve, Zuo Heng
Compression control is turned on or off to dampening compression air shut-off valve, changes longitudinal damper, right lateral damper and left horizontal stroke
To the damping value of antivibrator, so as to change the natural frequency of transmission line of electricity, so as to prevent resonance dynamic.
The beneficial effects of the present invention is：The present invention can solve ultra-high-tension power transmission line and transmit electricity in big distance, on a large scale, no
During with region, disturbance of the real-time monitoring natural wind to transmission line of electricity monitors the frequency of vibration of transmission line of electricity, when monitoring natural wind
When the remote little and the latter institute of frequency of disturbance is produced to transmission line of electricity more than the frequency that high-tension electricity transmission line insulator goes out, compressor is opened
It is dynamic, inflate to air damper, improve the air pressure of air damper, make antivibrator be hardened, change the resistance of air damper
Buddhist nun is worth, so as to change the frequency that high-tension electricity transmission line insulator goes out；When the frequency for monitoring that natural wind is disturbed to transmission line of electricity generation
When rate is equal to the frequency that high-tension electricity transmission line insulator goes out, air damper bleeds off air, and antivibrator softens, so as to change high pressure
The frequency that electric transmission line insulator goes out, changes damping characteristic in real time, is that the frequency of vibration of wind disturbance is exhausted with high-tension electricity transmission line of electricity
The frequency that edge goes out staggers, and prevents resonance dynamic.
Description of the drawings
Fig. 1 is a kind of dynamic installation drawing of high-tension electricity transmission line of electricity anti-resonance.
Wherein：1- high voltage transmission line steelframe pedestals, the left horizontal supports of 2-, tri- line transmission line of electricity supports of 3-, the one or three lines of 4-
Transmission line of electricity, the two or three line transmission lines of electricity of 5-, the left lateral dampers of 6-, the left laterally dampening compression air hoses of 7-, the left transverse-vibrations of 8-
Dynamic sensor, the three or three line transmission lines of electricity of 9-, 10- longitudinal dampers, 11- longitudinal damper compressed air hoses, 12- extensional vibrations
Sensor, 13- high voltage transmission line steelframe transverse arms, 14- electronic control systems, the right horizontal supports of 15-, the right oscillation crosswise sensings of 16-
Device, the right lateral dampers of 17-, the right laterally dampening compression air hoses of 18-, the right laterally dampening compression air shut-off valves of 19-, 20- are indulged
To antivibrator compressed air control valve, the left laterally dampening compression air shut-off valves of 21-, 22- air compressors, 23- motor.
Concrete operations mode
Technical scheme is described in detail below with reference to accompanying drawing 1.
It is a kind of dynamic installation drawing of high-tension electricity transmission line of electricity anti-resonance that the present invention is provided, including：High voltage transmission line steelframe pedestal
1, left horizontal support 2, the 3, the 1st line transmission line of electricity 4 of three line transmission line of electricity supports, the two or three line transmission line of electricity 5 are left laterally to hinder
Buddhist nun's device 6, left laterally dampening compression air hose 7, the 8, the 3rd 3 line transmission line of electricity 9 of left oscillation crosswise sensor, longitudinal damper 10,
Longitudinal damper compressed air hose 11, extensional vibration sensor 12, high voltage transmission line steelframe transverse arm 13, electronic control system 14,
Right horizontal support 15, right oscillation crosswise sensor 16, right lateral damper 17, right laterally dampening compression air hose 18 are right horizontal
Dampening compression air shut-off valve 19, longitudinal damper compressed air control valve 20, left laterally dampening compression air shut-off valve 21 are empty
Air compressor 22, motor 23.
Left horizontal support 2, right horizontal support 15, high voltage transmission line steelframe transverse arm 13 are arranged on high voltage transmission line steelframe pedestal
On 1, it is bolted connection；Right lateral damper 17 is arranged on right horizontal support 15；Left lateral damper 6 is arranged on a left side
On horizontal support 2；Longitudinal damper 10 is arranged on high voltage transmission line steelframe transverse arm 12；One or three line transmission line of electricity 4 and right horizontal stroke
Connect to antivibrator 17, right lateral damper 17 has insulation characterisitic concurrently, high voltage transmission line is opened with steelframe insulation, electric leakage is prevented；
Two or three line transmission line of electricity 5 is connected with left lateral damper 6, and left lateral damper 6 has insulation characterisitic concurrently, by high voltage transmission line with
Steelframe insulation is opened, and prevents electric leakage；Three or three line transmission line of electricity 9 is connected with longitudinal damper 10, and longitudinal damper 10 has insulation concurrently
Characteristic, high voltage transmission line is opened with steelframe insulation, electric leakage is prevented；One or three line transmission line of electricity 4, the two or three line transmission line of electricity 5,
Three or three line transmission lines of electricity 9 are connected with three line transmission line of electricity supports 3, three line transmission line of electricity supports control transmission line of electricity support away from
From being allowed to keep safe distance, prevent from contacting due to wind disturbance, cause short circuit or to produce electric arc on fire etc.；Longitudinal damping
Device compressed air hose 11, left laterally dampening compression air hose 7 and right laterally dampening compression air hose 18 pass through pipeline with compressor
Connection, compressor 22 are connected with motor 23 by flange, and compressor 22 is fixed on high voltage transmission line steelframe with motor 23；
Left oscillation crosswise sensor 8, right oscillation crosswise sensor 16 and extensional vibration sensor 12 are connected with electronic control system 14, right
Horizontal dampening compression air shut-off valve 19, longitudinal damper compressed air control valve 20, left laterally dampening compression air shut-off valve
21 are connected with electronic control system 14, the left oscillation crosswise sensor 8 of 14 Real-time Collection of electronic control system, right oscillation crosswise sensing
The signal of device 16 and extensional vibration sensor 12, judges the one or three line transmission line of electricity 4, the two or three line transmission line of electricity 5, the three or three line
The direction of vibration and vibration displacement of transmission line of electricity 9, then controls right laterally dampening compression air shut-off valve 19, longitudinal damper pressure
Contracting air shut-off valve 20, left laterally dampening compression air shut-off valve 21 change longitudinal damping being turned on or off compression control
The damping value of device 10, right lateral damper 17 and left lateral damper 6, so as to change the natural frequency of transmission line of electricity, so as to anti-
Only resonate dynamic.
Although being described in detail to the present invention already in connection with embodiment, skilled artisan would appreciate that
Ground is that the present invention is not limited only to specific embodiment, conversely, in the various amendments without departing from the application spirit and essence, becoming
Among shape and replacement all fall within the protection domain of the application.
Claims (2)
1. device is moved in a kind of high-tension electricity transmission line of electricity anti-resonance, and which includes：High voltage transmission line steelframe pedestal (1), left horizontal support
(2), three line transmission line of electricity support (3), the one or three line transmission line of electricity (4), the two or three line transmission line of electricity (5), left lateral damper
(6), left laterally dampening compression air hose (7), left oscillation crosswise sensor (8), the three or three line transmission line of electricity (9), longitudinal damping
Device (10), longitudinal damper compressed air hose (11), extensional vibration sensor (12), high voltage transmission line steelframe transverse arm (13), electricity
Sub-control system (14), right horizontal support (15), right oscillation crosswise sensor (16), right lateral damper (17) are right laterally to hinder
Buddhist nun's compressed air hose (18), right laterally dampening compression air shut-off valve (19), longitudinal damper compressed air control valve (20) are left
Horizontal dampening compression air shut-off valve (21), air compressor (22), motor (23), it is characterised in that：It is characterized in that：
Left horizontal support (2), right horizontal support (15), high voltage transmission line steelframe transverse arm (13) are installed in high voltage transmission line steelframe base
On seat (1), it is bolted connection；
Right lateral damper (17) is on right horizontal support (15)；
Left lateral damper (6) is on left horizontal support (2)；
Longitudinal damper (10) is on high voltage transmission line steelframe transverse arm (12)；
One or three line transmission line of electricity (4) is connected with right lateral damper (17)；
Two or three line transmission line of electricity (5) is connected with left lateral damper (6)；
Three or three line transmission line of electricity (9) is connected with longitudinal damper (10)；
One or three line transmission line of electricity (4), the two or three line transmission line of electricity (5), the three or three line transmission line of electricity (9) and three line transmission lines of electricity
Support (3) connect, three line transmission line of electricity supports control transmission line of electricity support distance, be allowed to keep safe distance, prevent due to
Wind disturbance and contact, cause short circuit or produce electric arc it is on fire；
Longitudinal damper compressed air hose (11), left laterally dampening compression air hose (7) and right laterally dampening compression air hose
(18) be connected by pipeline with compressor, compressor (22) is connected with motor (23) by flange, compressor (22) with it is electronic
Machine (23) is fixed on high voltage transmission line steelframe；
Left oscillation crosswise sensor (8), right oscillation crosswise sensor (16) and extensional vibration sensor (12) and Electronic Control system
System (14) connection, right laterally dampening compression air shut-off valve (19), longitudinal damper compressed air control valve (20) are left laterally to hinder
Buddhist nun's compressed air control valve (21) is connected with electronic control system (14), the left oscillation crosswise of electronic control system (14) Real-time Collection
The signal of sensor (8), right oscillation crosswise sensor (16) and extensional vibration sensor (12), judges the one or three line transmission line of electricity
(4), the two or three line transmission line of electricity (5), the direction of vibration of the three or three line transmission line of electricity (9) and vibration displacement, then control right horizontal stroke
To dampening compression air shut-off valve (19), longitudinal damper compressed air control valve (20), left laterally dampening compression air control
Valve (21) changes longitudinal damper (10), right lateral damper (17) and left laterally damping being turned on or off compression control
The damping value of device (6), so as to change the natural frequency of transmission line of electricity, so as to prevent resonance dynamic.
2. device is moved in a kind of high-tension electricity transmission line of electricity according to claim 1 anti-resonance, it is characterised in that：It is right laterally to damp
Device (17) has insulation characterisitic, and high voltage transmission line is opened with steelframe insulation；Left lateral damper (6) has insulation characterisitic, and high pressure is defeated
Electric wire is opened with steelframe insulation；Longitudinal damper (10) has insulation characterisitic, and high voltage transmission line is opened with steelframe insulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610619597.7A CN106571608B (en) | 2016-08-01 | 2016-08-01 | Device is moved in a kind of high-tension electricity transmission line of electricity anti-resonance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610619597.7A CN106571608B (en) | 2016-08-01 | 2016-08-01 | Device is moved in a kind of high-tension electricity transmission line of electricity anti-resonance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106571608A true CN106571608A (en) | 2017-04-19 |
| CN106571608B CN106571608B (en) | 2018-03-20 |
Family
ID=58532215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610619597.7A Active CN106571608B (en) | 2016-08-01 | 2016-08-01 | Device is moved in a kind of high-tension electricity transmission line of electricity anti-resonance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106571608B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115021190A (en) * | 2022-06-15 | 2022-09-06 | 广东电网有限责任公司 | Power transmission line control system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2113301A1 (en) * | 1993-01-13 | 1994-07-14 | Johannes Schmidt | Outdoor power line having a damping device |
| CN101924338A (en) * | 2010-08-09 | 2010-12-22 | 中国电力科学研究院 | Method for suppressing dancing and alternate flashover of single-lead transmission line |
| CN202084891U (en) * | 2011-04-07 | 2011-12-21 | 云南电力试验研究院(集团)有限公司 | Mechanical vibration deicer of overhead ground wire for electric power |
| CN202772779U (en) * | 2012-07-12 | 2013-03-06 | 陕西宏威机电科技有限公司 | Power-generating device using aeolian vibration of conductor/ground wire of power transmission lines |
| CN105406434A (en) * | 2015-12-15 | 2016-03-16 | 中国电力科学研究院 | Lead wire hanging method for preventing windage yaw of power transmission line in strong wind area |
| CN205195208U (en) * | 2015-08-22 | 2016-04-27 | 天津有序环境科技发展有限公司 | Insulating pendulum is made to electronic hitting |
-
2016
- 2016-08-01 CN CN201610619597.7A patent/CN106571608B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2113301A1 (en) * | 1993-01-13 | 1994-07-14 | Johannes Schmidt | Outdoor power line having a damping device |
| CN101924338A (en) * | 2010-08-09 | 2010-12-22 | 中国电力科学研究院 | Method for suppressing dancing and alternate flashover of single-lead transmission line |
| CN202084891U (en) * | 2011-04-07 | 2011-12-21 | 云南电力试验研究院(集团)有限公司 | Mechanical vibration deicer of overhead ground wire for electric power |
| CN202772779U (en) * | 2012-07-12 | 2013-03-06 | 陕西宏威机电科技有限公司 | Power-generating device using aeolian vibration of conductor/ground wire of power transmission lines |
| CN205195208U (en) * | 2015-08-22 | 2016-04-27 | 天津有序环境科技发展有限公司 | Insulating pendulum is made to electronic hitting |
| CN105406434A (en) * | 2015-12-15 | 2016-03-16 | 中国电力科学研究院 | Lead wire hanging method for preventing windage yaw of power transmission line in strong wind area |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115021190A (en) * | 2022-06-15 | 2022-09-06 | 广东电网有限责任公司 | Power transmission line control system |
| CN115021190B (en) * | 2022-06-15 | 2024-04-12 | 广东电网有限责任公司 | Transmission line control system |
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| Publication number | Publication date |
|---|---|
| CN106571608B (en) | 2018-03-20 |
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