CN205580588U - Lightning rod vibrations on -line monitoring system in big wind zone transformer substation - Google Patents
Lightning rod vibrations on -line monitoring system in big wind zone transformer substation Download PDFInfo
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- CN205580588U CN205580588U CN201620356440.5U CN201620356440U CN205580588U CN 205580588 U CN205580588 U CN 205580588U CN 201620356440 U CN201620356440 U CN 201620356440U CN 205580588 U CN205580588 U CN 205580588U
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 54
- 238000001514 detection method Methods 0.000 claims abstract description 34
- 230000035939 shock Effects 0.000 claims abstract description 31
- 238000004891 communication Methods 0.000 claims abstract description 18
- 238000007599 discharging Methods 0.000 claims description 45
- 238000004458 analytical method Methods 0.000 claims description 28
- 238000009434 installation Methods 0.000 claims description 2
- 230000008859 change Effects 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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- 230000010355 oscillation Effects 0.000 description 1
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- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses a lightning rod vibrations on -line monitoring system in big wind zone transformer substation, it can effectively monitor transformer substation's lightning rod vibrations situation, the utility model discloses contain the shock detection module that is used for detecting the lightning rod vibrations, the shock detection module includes the vibrations sensor, still contain the host computer monitoring module of being connected with the communication of shock detection module, the shock detection module is installed on the lightning rod, the host computer monitoring module contains vibrations data monitoring module, vibrations data monitoring module is connected with the alarm control ware, vibrations data monitoring module still is connected with computer communication through 232 communication circuit.
Description
Technical field
This utility model relates to a kind of monitoring system, specifically for monitoring the shock conditions of discharging rod.
Background technology
For discharging rod Oscillation Amplitude in transformer station and the vibration monitoring of frequency, at present also in the blank stage,
It is not detected by correlational study article and report.Along with city net, the carrying out of the upgrading of rural power grids and automation of transformation substations skill
The popularization of art, unattended substation gets more and more, when implements repair based on condition of component operation about discharging rod part,
The most correctly monitor the most healthy operation of discharging rod, currently also have no relevant criterion and scheme.
Utility model content
Technical problem to be solved in the utility model is, for above-mentioned deficiency of the prior art, to disclose
Discharging rod vibrations on-line monitoring system in transformer station of a kind of strong wind district, it can effectively monitoring substation discharging rod shake
Dynamic situation；Can monitor its steel structure and the fatigue life of flange bolt, and for carrying out the inspection of discharging rod state
Repair and make guidance.
This utility model solves discharging rod in transformer station of its technical problem the technical scheme is that strong wind district
Vibrations on-line monitoring system, comprises the shock detection module for detecting discharging rod vibrations, described shock detection
Module includes shaking sensor；Also comprise the host monitor module being connected with shock detection module communication；
Described shock detection module is arranged on discharging rod；Described host monitor module comprises vibration data monitoring
Module, described vibration data monitoring module is connected with alarm controller；Described vibration data monitoring module is the most logical
Cross 232 communicating circuits to be connected with computer communication.
Preferred implementation of the present utility model and further improvement are as follows:
(1) described shock detection module is by the vibration data of 485 communicating circuits with described host monitor module
Monitoring module connects；The alarm controller that described vibration data monitoring module connects is integrated with audible-visual annunciator.
(2) analysis module is also comprised；Described analysis module comprises the parameter being analyzed calculating by computer
Configuration and time-domain analysis module；Described analysis module also comprises digital signal frequency-domain analysis module.
Further: described digital signal frequency-domain analysis module comprises calculating device based on MATLAB.
(3) described shock detection module is arranged on the top flange of discharging rod.
(4) described vibration data monitoring module is MCU；Described MCU is also associated with for measuring discharging rod peace
The air velocity transducer of the wind speed of holding position.
(5) described shaking sensor is integrated accelerometer ADXL202E.
Further: described shock detection module also comprises single-chip microcomputer；Described single-chip microcomputer passes through analogue signal
Processor is connected with described shaking sensor；Described single-chip microcomputer is by 485 communicating circuits and described host monitor
Module communication connects.
Moreover: described analogue signal processor is band filter.
This utility model compared with prior art has the advantage that
In transformer station of strong wind district disclosed in this utility model, discharging rod vibrations on-line monitoring system, comprises for examining
Surveying the shock detection module of discharging rod vibrations, described shock detection module includes shaking sensor；Also comprise
The host monitor module being connected with shock detection module communication；This utility model is shaken by shaking sensor detection
Dynamic situation, transmits signals to the host monitor module of far-end, it is achieved remote real-time monitoring；
Described shock detection module of the present utility model is arranged on discharging rod；Described host monitor module comprises
Vibration data monitoring module, described vibration data monitoring module is connected with alarm controller；Described vibration data
Monitoring module is connected with computer communication also by 232 communicating circuits.Host monitor module can real-time reception
The data that shaking sensor transmits, control whether to report to the police；This utility model can be carried out by connecting computer
Further data analysis and data show；Data storage can also be carried out.
Accompanying drawing explanation
Fig. 1 is the general frame of a kind of preferred implementation of the present utility model；
Fig. 2 is the structural representation of a kind of detailed description of the invention of the present utility model.
Description of reference numerals:
100: shock detection module, 200: host monitor module, 300: analysis module, 400: discharging rod；
101: shaking sensor, 102: analogue signal processor, 103: single-chip microcomputer, 104:485 communication electricity
Road；
201: alarm controller, 202: vibration data monitoring module, 203:232 communicating circuit, 204:485
Communicating circuit；
301-digital signal frequency-domain analysis module, 302-parameter configuration and time-domain analysis module.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment describes this utility model detailed description of the invention:
It should be noted that the structure of signal, ratio, size etc. in this specification institute accompanying drawing, the most only in order to
Coordinate the content disclosed in description, understand for those skilled in the art and read, being not limited to
The enforceable qualifications of this utility model, the modification of any structure, the change of proportionate relationship or the tune of size
Whole, under not affecting effect that this utility model can be generated by and the purpose that can reach, all should still fall at this
In the range of technology contents disclosed in utility model obtains and can contain.
Meanwhile, in this specification cited as " on ", D score, "left", "right", " middle "
And the term of " " etc., it is merely convenient to understanding of narration, and is not used to limit this utility model and can implement
Scope, being altered or modified of its relativeness, without essence change technology contents under, when being also considered as this reality
With novel enforceable category.
As it can be seen, it illustrates detailed description of the invention of the present utility model；As it can be seen, this utility model
Discharging rod vibrations on-line monitoring system in transformer station of disclosed strong wind district, comprises for detecting discharging rod vibrations
Shock detection module 100, described shock detection module includes shaking sensor 101；Also comprise and vibrations inspection
Survey the host monitor module 200 that module communication connects；
As it can be seen, described shock detection module is arranged on discharging rod 400；Described host monitor module bag
Containing vibration data monitoring module 202, described vibration data monitoring module is connected with alarm controller 201；Described
Vibration data monitoring module is connected with computer communication also by 232 communicating circuits (203).
Preferably, as shown in the figure: described shock detection module by 485 communicating circuits (104,204) with
The vibration data monitoring module 202 of described host monitor module connects；Described vibration data monitoring module connects
Alarm controller 201 be integrated with audible-visual annunciator.
Preferably, as shown in the figure: also comprise analysis module 300；Described analysis module comprises to be entered by computer
The parameter configuration of row analytical calculation and time-domain analysis module 302；Described analysis module also comprises digital signal frequency domain
Analyze module 301.
Preferably, as shown in the figure: described digital signal frequency-domain analysis module comprises calculating based on MATLAB dress
Put.Present embodiment discloses the structure of conscientious analytical calculation under MATLAB environment, MATLAB specifically can be installed
The hardware configuration of environment coordinates existing ripe algorithm can reach the purpose of the present embodiment.
Preferably, as shown in the figure: described shock detection module is arranged on the top flange of discharging rod.
Preferably, as shown in the figure: described vibration data monitoring module is MCU；Described MCU be also associated with for
Measure the air velocity transducer of the wind speed of discharging rod installation site.The present embodiment by connect air velocity transducer by
Wind speed one of reference factor as a comparison, analyzes more comprehensively.
Preferably, as shown in the figure: described shaking sensor is integrated accelerometer ADXL202E.
Preferably, as shown in the figure: described shock detection module also comprises single-chip microcomputer 103；Described single-chip microcomputer passes through
Analogue signal processor 102 is connected with described shaking sensor 101；Described single-chip microcomputer is by 485 communication electricity
Road (104,204) is connected with described host monitor module communication.
Preferably, as shown in the figure: described analogue signal processor is band filter.
In sum, this utility model, at discharging rod top flange, installs a vibration monitoring sensor,
The Vibration Condition of detection discharging rod, and vibration data is transferred to host monitor module, host monitor module pair
Vibration data carries out on-line monitoring, proposes accident analysis and warning algorithm, and vibration data is then carried out by computer
Analyze, provide time and frequency domain analysis chart.These concrete analysis processes and result show can use existing
Algorithm realizes.
This utility model can detect the vibration data of reflection discharging rod Vibration Condition feature in real time, and is divided
Analysis processes, to hold the running status of discharging rod.Monitoring, the characteristic frequency segment data of analysis discharging rod, and
As fault alarm and the foundation of discharging rod repair based on condition of component.
Above-described embodiment discloses preferred implementation of the present utility model, and wherein, shock detection module is mounted
In discharging rod top flange junction, this module uses integrated accelerometer ADXL202E to pass as vibration detection
Sensor, major function is data acquisition and signal processing, provides measurand full frequency band, two-dimension vibration data.
After detection vibration signal, the vibration signal being in characteristic frequency region is decomposited by design band filter,
The data decomposited will be directly used in the monitoring and control of fault.Under strong wind weather, discharging rod shakes,
The two dimension collected, characteristic spectra or full frequency band vibration data are transmitted by vibration monitoring module according to communication protocol
To host monitor module.According to setting requirement, the vibration signal of characteristic spectra is counted by host monitor module
Calculate and analyze, propose accident analysis and warning algorithm, for the abnormal vibrations of discharging rod emerged in operation, and
Alarm.Off-line analysis data are uploaded to computer, for vibration data time, frequency-domain analysis.
This utility model can receive vibration number according to computer and the communication protocol of vibration data monitoring module
According to, and graphically change interface shows the two-dimensional time-domain vibrational waveform figure of blower fan in real time；Numeral of the present utility model
Signal frequency domain analyzes module can do fast Fourier transform and FIR number under MATLAB environment to vibration signal
The Digital Signal Processing such as word filtering, to obtain rumble spectrum and power spectrum, analyze various vibration performance frequency range
Amplitude variations trend, the overall Vibration Condition holding discharging rod.
Above in conjunction with accompanying drawing, this utility model preferred implementation is explained in detail, but this utility model
It is not limited to above-mentioned embodiment, in the ken that those of ordinary skill in the art are possessed, it is also possible to
Make a variety of changes without departing from the premise of this utility model objective.
Many other can be made without departing from spirit and scope of the present utility model to change and remodeling.Should be appreciated that
This utility model is not limited to specific embodiment, and scope of the present utility model is defined by the following claims.
Claims (9)
1. discharging rod vibrations on-line monitoring system in transformer station of strong wind district, it is characterised in that: comprising the shock detection module for detecting discharging rod vibrations, described shock detection module includes shaking sensor；Also comprise the host monitor module being connected with shock detection module communication；
Described shock detection module is arranged on discharging rod；Described host monitor module comprises vibration data monitoring module, and described vibration data monitoring module is connected with alarm controller；Described vibration data monitoring module is connected with computer communication also by 232 communicating circuits.
2. discharging rod vibrations on-line monitoring system in transformer station of strong wind district as claimed in claim 1, it is characterised in that: described shock detection module is connected with the vibration data monitoring module of described host monitor module by 485 communicating circuits；The alarm controller that described vibration data monitoring module connects is integrated with audible-visual annunciator.
3. discharging rod vibrations on-line monitoring system in transformer station of strong wind district as claimed in claim 1, it is characterised in that: also comprise analysis module；Described analysis module comprises parameter configuration and the time-domain analysis module being analyzed calculating by computer；Described analysis module also comprises digital signal frequency-domain analysis module.
4. discharging rod vibrations on-line monitoring system in transformer station of strong wind district as claimed in claim 3, it is characterised in that: described digital signal frequency-domain analysis module comprises calculating device based on MATLAB.
5. discharging rod vibrations on-line monitoring system in transformer station of strong wind district as claimed in claim 1, it is characterised in that: described shock detection module is arranged on the top flange of discharging rod.
6. discharging rod vibrations on-line monitoring system in transformer station of strong wind district as claimed in claim 1, it is characterised in that: described vibration data monitoring module is MCU；Described MCU is also associated with the air velocity transducer of the wind speed for measuring discharging rod installation site.
7. discharging rod vibrations on-line monitoring system in transformer station of strong wind district as claimed in claim 1, it is characterised in that: described shaking sensor is integrated accelerometer ADXL202E.
8. discharging rod vibrations on-line monitoring system in the transformer station of strong wind district as described in as arbitrary in claim 1～7, it is characterised in that: described shock detection module also comprises single-chip microcomputer；Described single-chip microcomputer is connected with described shaking sensor by analogue signal processor；Described single-chip microcomputer is connected with described host monitor module communication by 485 communicating circuits.
9. discharging rod vibrations on-line monitoring system in transformer station of strong wind district as claimed in claim 8, it is characterised in that: described analogue signal processor is band filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620356440.5U CN205580588U (en) | 2016-04-25 | 2016-04-25 | Lightning rod vibrations on -line monitoring system in big wind zone transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620356440.5U CN205580588U (en) | 2016-04-25 | 2016-04-25 | Lightning rod vibrations on -line monitoring system in big wind zone transformer substation |
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| Publication Number | Publication Date |
|---|---|
| CN205580588U true CN205580588U (en) | 2016-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620356440.5U Active CN205580588U (en) | 2016-04-25 | 2016-04-25 | Lightning rod vibrations on -line monitoring system in big wind zone transformer substation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106679800A (en) * | 2017-03-21 | 2017-05-17 | 国网新疆电力公司电力科学研究院 | Lightning rod wind-induced vibration measurement apparatus |
-
2016
- 2016-04-25 CN CN201620356440.5U patent/CN205580588U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106679800A (en) * | 2017-03-21 | 2017-05-17 | 国网新疆电力公司电力科学研究院 | Lightning rod wind-induced vibration measurement apparatus |
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