CN205175552U - Little wind vibration of transmission line moves on -line monitoring device's measurement standard ware - Google Patents
Little wind vibration of transmission line moves on -line monitoring device's measurement standard ware Download PDFInfo
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- CN205175552U CN205175552U CN201520955211.0U CN201520955211U CN205175552U CN 205175552 U CN205175552 U CN 205175552U CN 201520955211 U CN201520955211 U CN 201520955211U CN 205175552 U CN205175552 U CN 205175552U
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 38
- 238000005259 measurement Methods 0.000 title claims abstract description 32
- 238000012806 monitoring device Methods 0.000 title abstract 6
- 230000005284 excitation Effects 0.000 claims abstract description 55
- 238000012360 testing method Methods 0.000 claims abstract description 14
- 230000005611 electricity Effects 0.000 claims description 28
- 230000003321 amplification Effects 0.000 claims description 5
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The utility model provides a little wind vibration of transmission line moves on -line monitoring device's measurement standard ware, which comprises an upper computer and a lower computer. The host computer includes man -machine interface operation module for set for vibration excitation frequency and vibrational excitation amplitude, the excitation module is drawn together to the next press packed bale, the module of testing vibration and the test interface, the excitation module is used for providing vibration drive signal, and the module of testing vibration is used for measuring vibrations drive signal's frequency and amplitude, test interface for connect the little wind vibration of transmission line and move on -line monitoring device. Compared with the prior art, the utility model provides a pair of little wind vibration of transmission line moves on -line monitoring device's measurement standard ware can the at utmost simulate the operating condition that the little wind vibration of transmission line moved on -line monitoring device for the little wind vibration of transmission line moves on -line monitoring device measuring data makes its acquisition unit for its looks pairing vibration data of installing the kneck, more is close to practical application.
Description
Technical field
The utility model relates to transmission line of electricity on-line monitoring technique field, is specifically related to a kind of measurement standard of transmission line of electricity aeolian vibration on-Line Monitor Device.
Background technology
When power transmission line is subject to a gentle wind springing up, can periodic vibration be produced, if do not take vibration protection, likely cause the disconnected stock of wire fatigue, have a strong impact on line security.At present, electrical production part generally adopts aeolian vibration on-Line Monitor Device to carry out real-time measurement and monitoring to power transmission line Vibration Condition, thus selects suitable vibration protection.But also cannot effectively being ensured the reliability of conductor vibration situation measurement result of present stage transmission line of electricity aeolian vibration on-Line Monitor Device.Reason is, at present for the calibration of aeolian vibration on-Line Monitor Device, mainly still calibrates towards vibration acquisition unit and vibration transducer, can not directly calibrate whole aeolian vibration on-Line Monitor Device.
For the present situation of current power transmission circuit aeolian vibration on-Line Monitor Device calibration operation, need badly and propose a set of perfect device carries out entirety detection to transmission line of electricity aeolian vibration on-Line Monitor Device.
Summary of the invention
In order to meet the needs of prior art, the utility model provides a kind of measurement standard of transmission line of electricity aeolian vibration on-Line Monitor Device.
The technical solution of the utility model is:
Described measurement standard access transmission line of electricity aeolian vibration on-Line Monitor Device, described measurement standard comprises host computer and slave computer;
Described host computer comprises man-machine interface operational module, for setting vibrational excitation frequency and vibrational excitation amplitude;
Described slave computer comprises exciting module, vibration measuring module and test interface; Described exciting module is used for providing vibrational excitation signal, described vibration measuring module, for measuring frequency and the amplitude of described vibrational excitation signal, described test interface, for connecting transmission line of electricity aeolian vibration on-Line Monitor Device.
Preferably, described man-machine interface operational module involving vibrations excitation output parameter arranges submodule, vibration-measuring sensor optimum configurations submodule and vibrational excitation and controls submodule;
Described vibrational excitation output parameter arranges submodule, for arranging described vibrational excitation frequency and vibration amplitude;
Described vibration-measuring sensor optimum configurations submodule, for arranging the parameter of described vibration measuring module Plays sensor;
Described vibrational excitation controls submodule, starts operational order and the instruction of vibrational excitation end operation for sending vibrational excitation to slave computer, and the frequency of display vibrational excitation in real time and amplitude.
Preferably, described exciting module involving vibrations source, digital counter, signal generator and power amplifier;
Described signal generator, for generation of sinusoidal signal;
Described power amplifier, amplifies this sinusoidal signal, and the sinusoidal signal after amplifying is sent to vibration source;
Described vibration source, exports vibrational excitation according to the sinusoidal signal after described amplification;
Described digital counter, for gathering the sinusoidal signal after described amplification, exports the frequency values of described vibrational excitation.
Preferably, described vibration measuring module comprises standard transducer, amplifier and digital voltmeter;
Described standard transducer, for the amplitude of measuring vibrations excitation, and output voltage signal;
Described amplifier, amplifies this voltage signal, and the voltage signal after amplifying is sent to digital voltmeter;
Described digital voltmeter, measures described voltage signal, obtains the amplitude of vibrational excitation.
Preferably, described test interface bag analog conducting wire and base, described analog conducting wire is connected with base;
Described base is connected with the base of vibration source in described exciting module.
Preferably, between described analog conducting wire and base, and in described base and exciting module vibration source base between all adopt being rigidly connected of nonelastic deformation.
Compared with immediate prior art, excellent effect of the present utility model is:
1, a kind of measurement standard of transmission line of electricity aeolian vibration on-Line Monitor Device that provides of the utility model, by arranging test interface, can realize the piece calibration to transmission line of electricity aeolian vibration on-Line Monitor Device;
2, a kind of measurement standard of transmission line of electricity aeolian vibration on-Line Monitor Device that provides of the utility model, can the actual condition of at utmost transmission line simulation aeolian vibration on-Line Monitor Device, the data that transmission line of electricity aeolian vibration on-Line Monitor Device is measured make its collecting unit relative to the Relative Vibration data at its mounting interface place, closer to practical application.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further illustrated.
Fig. 1: the measurement standard principle schematic of transmission line of electricity aeolian vibration on-Line Monitor Device in the utility model embodiment;
Fig. 2: slave computer structural representation in the utility model embodiment;
Fig. 3: adopt measurement standard to kind of the storage means process flow diagram that transmission line of electricity aeolian vibration on-Line Monitor Device is calibrated in the utility model embodiment.
Embodiment
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
The measurement standard access transmission line of electricity aeolian vibration on-Line Monitor Device of the transmission line of electricity aeolian vibration on-Line Monitor Device that the utility model provides, embodiment as shown in Figure 1, is specially:
Measurement standard comprises host computer and slave computer.
1, host computer
In the present embodiment, host computer comprises man-machine interface operational module, for setting vibrational excitation frequency and vibrational excitation amplitude.Wherein, man-machine interface operational module involving vibrations excitation output parameter arranges submodule, vibration-measuring sensor optimum configurations submodule and vibrational excitation and controls submodule:
1.: vibrational excitation output parameter arranges submodule, for arranging vibrational excitation frequency and vibration amplitude;
2.: vibration-measuring sensor optimum configurations submodule, for arranging the parameter of vibration measuring module Plays sensor;
3.: vibrational excitation control submodule, starts operational order and the instruction of vibrational excitation end operation for sending vibrational excitation to slave computer, and shows frequency and the amplitude of vibrational excitation in real time.
2, slave computer
In the present embodiment, slave computer comprises exciting module, vibration measuring module and test interface.Wherein,
1.: exciting module, for providing vibrational excitation signal.
Exciting module involving vibrations source, digital counter, signal generator and power amplifier in the present embodiment;
Signal generator, for generation of sinusoidal signal;
Power amplifier, amplifies this sinusoidal signal, and the sinusoidal signal after amplifying is sent to vibration source;
Vibration source, exports vibrational excitation according to the sinusoidal signal after amplifying;
Digital counter, for gathering the sinusoidal signal after amplification, exports the frequency values of vibrational excitation.
2.: vibration measuring module, for frequency and the amplitude of measuring vibrations pumping signal.
In the present embodiment, vibration measuring module comprises standard transducer, amplifier and digital voltmeter;
Standard transducer, for the amplitude of measuring vibrations excitation, and output voltage signal;
Amplifier, amplifies this voltage signal, and the voltage signal after amplifying is sent to digital voltmeter;
Digital voltmeter, measurement voltage signal, obtains the amplitude of vibrational excitation.
3.: test interface, for connecting transmission line of electricity aeolian vibration on-Line Monitor Device.
Test interface bag analog conducting wire and base in the present embodiment, analog conducting wire is connected with base.Base is connected with the base of vibration source in exciting module.Wherein, between analog conducting wire and base, and in base and exciting module vibration source base between all adopt being rigidly connected of nonelastic deformation.
As shown in Figure 3, in the utility model measurement standard to the method for operating that transmission line of electricity aeolian vibration on-Line Monitor Device is calibrated be:
1, transmission line of electricity aeolian vibration on-Line Monitor Device is connected with measurement standard.
2, vibrational excitation frequency and the vibrational excitation amplitude of measurement standard output are set.
3, gather the measured value of transmission line of electricity aeolian vibration on-Line Monitor Device, the real output value of this measured value and measurement standard is compared, if comparative result meets alignment requirements, stop calibration.
The parameter area that in the present embodiment, measurement standard can reach is:
Vibrational excitation frequency measurement scope: 0 ~ 200Hz, the limits of error: ± (3% × reading+5Hz);
Vibrational excitation amplitude measurement scope: 5mm (p-p), the limits of error: ± (3% × reading+5mm).
Finally should be noted that: described embodiment is only some embodiments of the present application, instead of whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the application's protection.
Claims (6)
1. a measurement standard for transmission line of electricity aeolian vibration on-Line Monitor Device, described measurement standard access transmission line of electricity aeolian vibration on-Line Monitor Device, it is characterized in that, described measurement standard comprises host computer and slave computer;
Described host computer comprises man-machine interface operational module, for setting vibrational excitation frequency and vibrational excitation amplitude;
Described slave computer comprises exciting module, vibration measuring module and test interface; Described exciting module is used for providing vibrational excitation signal, described vibration measuring module, for measuring frequency and the amplitude of described vibrational excitation signal, described test interface, for connecting transmission line of electricity aeolian vibration on-Line Monitor Device.
2. the measurement standard of a kind of transmission line of electricity aeolian vibration on-Line Monitor Device as claimed in claim 1, it is characterized in that, described man-machine interface operational module involving vibrations excitation output parameter arranges submodule, vibration-measuring sensor optimum configurations submodule and vibrational excitation and controls submodule;
Described vibrational excitation output parameter arranges submodule, for arranging described vibrational excitation frequency and vibration amplitude;
Described vibration-measuring sensor optimum configurations submodule, for arranging the parameter of described vibration measuring module Plays sensor;
Described vibrational excitation controls submodule, starts operational order and the instruction of vibrational excitation end operation for sending vibrational excitation to slave computer, and the frequency of display vibrational excitation in real time and amplitude.
3. the measurement standard of a kind of transmission line of electricity aeolian vibration on-Line Monitor Device as claimed in claim 1, is characterized in that, described exciting module involving vibrations source, digital counter, signal generator and power amplifier;
Described signal generator, for generation of sinusoidal signal;
Described power amplifier, amplifies this sinusoidal signal, and the sinusoidal signal after amplifying is sent to vibration source;
Described vibration source, exports vibrational excitation according to the sinusoidal signal after described amplification;
Described digital counter, for gathering the sinusoidal signal after described amplification, exports the frequency values of described vibrational excitation.
4. the measurement standard of a kind of transmission line of electricity aeolian vibration on-Line Monitor Device as claimed in claim 1, it is characterized in that, described vibration measuring module comprises standard transducer, amplifier and digital voltmeter;
Described standard transducer, for the amplitude of measuring vibrations excitation, and output voltage signal;
Described amplifier, amplifies this voltage signal, and the voltage signal after amplifying is sent to digital voltmeter;
Described digital voltmeter, measures described voltage signal, obtains the amplitude of vibrational excitation.
5. the measurement standard of a kind of transmission line of electricity aeolian vibration on-Line Monitor Device as claimed in claim 1, it is characterized in that, described test interface bag analog conducting wire and base, described analog conducting wire is connected with base;
Described base is connected with the base of vibration source in described exciting module.
6. the measurement standard of a kind of transmission line of electricity aeolian vibration on-Line Monitor Device as claimed in claim 5, it is characterized in that, between described analog conducting wire and base, and in described base and exciting module vibration source base between all adopt being rigidly connected of nonelastic deformation.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520955211.0U CN205175552U (en) | 2015-11-26 | 2015-11-26 | Little wind vibration of transmission line moves on -line monitoring device's measurement standard ware |
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| CN201520955211.0U CN205175552U (en) | 2015-11-26 | 2015-11-26 | Little wind vibration of transmission line moves on -line monitoring device's measurement standard ware |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105937914A (en) * | 2016-06-02 | 2016-09-14 | 中国电力科学研究院 | System and method for transmission line tower inclined monitoring device |
| CN106404160A (en) * | 2016-06-30 | 2017-02-15 | 国网重庆市电力公司电力科学研究院 | Power transmission line monitoring device metering system and method in field environment |
| CN107014486A (en) * | 2017-06-06 | 2017-08-04 | 中国电力科学研究院 | The verification unit and method of a kind of transmission line of electricity aero-vibration monitoring device |
| CN108398185A (en) * | 2018-03-20 | 2018-08-14 | 国网浙江省电力有限公司电力科学研究院 | A kind of vibrating sensor on-line calibration method |
| CN109489795A (en) * | 2018-12-28 | 2019-03-19 | 晋江万芯晨电子科技有限公司 | A kind of self-energizing vibrating sensor |
| CN113063557A (en) * | 2021-03-31 | 2021-07-02 | 国网新疆电力有限公司电力科学研究院 | Simulation is striden transmission line wind of high-speed railway and is quivered monitoring test system |
-
2015
- 2015-11-26 CN CN201520955211.0U patent/CN205175552U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105937914A (en) * | 2016-06-02 | 2016-09-14 | 中国电力科学研究院 | System and method for transmission line tower inclined monitoring device |
| CN106404160A (en) * | 2016-06-30 | 2017-02-15 | 国网重庆市电力公司电力科学研究院 | Power transmission line monitoring device metering system and method in field environment |
| CN106404160B (en) * | 2016-06-30 | 2019-10-15 | 国网重庆市电力公司电力科学研究院 | Power transmission line monitoring device metering system and method under a kind of site environment |
| CN107014486A (en) * | 2017-06-06 | 2017-08-04 | 中国电力科学研究院 | The verification unit and method of a kind of transmission line of electricity aero-vibration monitoring device |
| CN108398185A (en) * | 2018-03-20 | 2018-08-14 | 国网浙江省电力有限公司电力科学研究院 | A kind of vibrating sensor on-line calibration method |
| CN109489795A (en) * | 2018-12-28 | 2019-03-19 | 晋江万芯晨电子科技有限公司 | A kind of self-energizing vibrating sensor |
| CN113063557A (en) * | 2021-03-31 | 2021-07-02 | 国网新疆电力有限公司电力科学研究院 | Simulation is striden transmission line wind of high-speed railway and is quivered monitoring test system |
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