CN203396478U - Oscillating type transmission line dancing detection apparatus - Google Patents
Oscillating type transmission line dancing detection apparatus Download PDFInfo
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- CN203396478U CN203396478U CN201320355211.8U CN201320355211U CN203396478U CN 203396478 U CN203396478 U CN 203396478U CN 201320355211 U CN201320355211 U CN 201320355211U CN 203396478 U CN203396478 U CN 203396478U
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Abstract
Provided is an oscillating type transmission line dancing detection apparatus. The apparatus comprises a vibration sensor and a data collector connected with the vibration sensor. The data collector is also connected with a GSM module; the output end of the vibration sensor is connected with the input end of the data collector; and the output end of the data collector is connected with the input end of the GSM module. The oscillating type transmission line dancing detection apparatus further comprises an alarm server for receiving and processing the information sent by the GSM module. According to the utility model, the vibration sensor is utilized for detecting the dancing of a transmission line, the detection apparatus is easy and convenient, the principle is mature, and the operation reliability is high, so that large accidents such as large dancing, line breaking power failure and the like of the power transmission line can be discovered beforehand for performing processing on the line so as to avoid great loss.
Description
Technical field
The utility model belongs to electronic communication field, relates to a kind of oscillatory type conductor galloping pick-up unit.
Background technology
Since the 1950's, along with the development of electric system, the extensive construction of supertension line, the accident of waving is day by day frequent, and intensity also obviously increases, and this has become one of greatest factor threatening line security.Generation one of country is the most frequently waved by China, according to available data statistics, from nineteen fifty-seven so far, China waves altogether and is about 70 times, wherein relates to 10,35,44,66,110,220, the power transmission line of each electric pressure almost such as 500kV.Especially being in recent years subject to the impact of disastrous meteorological condition, almost every year all there is the more serious accident of waving in China, and the most serious is southern snow disaster in 2008, and southern electrical network reaches 36740 because of ice damage stoppage in transit power circuit; Totally 2018 of disaster-affected suspended substations; 110 kilovolts are fallen tower totally 8381 bases because of calamity to 500 KVs, electrical network have been caused to the loss of nearly 20,000,000,000 yuan, and the loss wherein causing due to line oscillation has accounted for very large ratio.Therefore, conductor galloping becomes the problem that people more and more pay close attention to, and wherein the detection of conductor galloping and state estimation are again one of important directions of waving research.
In recent decades, researchist both domestic and external has carried out large quantity research to transmission line galloping phenomenon, and obtained remarkable achievement in fields such as waving mechanism, line oscillation control, but because they have only carried out waving the research work of the design aspect of theory, model analysis and Anti-galloping equipment mostly, the matured product detecting about transmission line galloping seldom, only work out at present with the special-purpose infrared camera of wire and monitor the method that electric wire is waved, but what this method was obtained is line oscillation graph data, transmitted data amount is large, data processing complex, is difficult for carrying out.
Utility model content
In order to overcome prior art, that power transmission line circuit is waved to transmitted data amount is large, and data processing complex is difficult for the technological deficiency carried out, the utility model discloses a kind of oscillatory type conductor galloping pick-up unit.
A kind of oscillatory type conductor galloping pick-up unit described in the utility model, involving vibrations sensor is also connected with gsm module with the data acquisition unit being connected with vibration transducer, described data acquisition unit; The output terminal of described vibration transducer is connected with the input end of data acquisition unit, and the output terminal of data acquisition unit is connected with the input end of gsm module; Described oscillatory type conductor galloping pick-up unit also comprises the Alarm Server that sends information for reception & disposal gsm module.
Foregoing a kind of oscillatory type conductor galloping pick-up unit, is also included as the power supply of its power supply, and described power supply comprises solar cell and the power management chip being connected with solar cell.
Further, described power management chip is LT1764A-ADJ and LT1764A.
Preferably, described vibration transducer has three, is all connected with data acquisition unit.
Preferably, described data acquisition unit comprises analog to digital converter and scrambler, the input end of described analog to digital converter is connected with vibration transducer output terminal, and the output terminal of analog to digital converter is connected with the input end of scrambler, and the output terminal of described scrambler is connected with the input end of gsm module.
Preferably, described vibration transducer is RPY6700.
Preferably, described data acquisition unit is C8051F340.
Preferably, described gsm module is TC35i.
Preferably, described vibration transducer is arranged on the middle part of tested wire.
Adopt oscillatory type conductor galloping pick-up unit described in the utility model, by the electric signal of waving of the Vibratory transducer measurement on installation power transmission line, by data acquisition unit, signal is carried out to digitized processing again, then will wave information exchange crosses gsm module and sends to Alarm Server, Alarm Server is according to the situation of waving of signal analysis electric wire, whether what judge electric wire waves amplitude over warning value, the detection of realization to conductor galloping situation, to reduce due to the loss that power transmission line is waved greatly or short circuit causes, improve operational reliability and the security of supply line.
The utility model is used vibration transducer to detect conductor galloping, pick-up unit simple and convenient, principle is ripe, operational reliability is high, can at transmission line of electricity, occur to wave greatly, occur find in time and circuit is processed before the major break downs such as broken string power failure, avoid causing great loss.
Accompanying drawing explanation
Fig. 1 illustrates a kind of embodiment schematic diagram of the utility model;
Fig. 2 illustrates the schematic diagram of the another embodiment of the utility model;
Fig. 3 illustrates workflow diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
As Fig. 1 illustrates a basic embodiment of the present utility model, involving vibrations sensor is also connected with gsm module with the data acquisition unit being connected with vibration transducer, described data acquisition unit; The output terminal of described vibration transducer is connected with the input end of data acquisition unit, and the output terminal of data acquisition unit is connected with the input end of gsm module; Described oscillatory type conductor galloping pick-up unit also comprises the Alarm Server that sends information for reception & disposal gsm module.
During work, vibration transducer is connected on transmission of electricity electric wire to be monitored, the vibration signal that electric wire is waved changes into analog voltage or current signal, data acquisition unit is collected the above-mentioned analog electrical signal that vibration transducer sends, through signal, process and send to gsm module, gsm module is sent to Alarm Server by data by wireless mode, for Alarm Server, passes judgment on.When Alarm Server is when receiving the waving amplitude data and surpass warning value of data judging power transmission line, send early warning, by instructing professional staff to carry out the inspection of line.System can adopt conventional DC Power supply, because the utility model is arranged on field conventionally, the preferred solar cell for supplying power that adopts, solar cell output voltage is conventionally higher, be unsuitable for Low-voltage Electronic equipment and directly use, therefore also need power management chip to carry out step-down noise reduction process to solar cell output voltage.
Described data acquisition unit can comprise analog to digital converter and encoder chip, and the simulating signal of vibration transducer is converted into after digital signal, through the compressed encoding of encoder chip, then outputs to gsm module.If signal output channel is long or it is larger to disturb, can increases as required amplifying circuit and signal intensity is kept or amplify.
When vibration transducer is installed, be preferably arranged on the middle part of electric wire, so-called electric wire middle part refers to the centre position between two nearest fixed support points of tested wire.Amplitude maximum is waved at electric wire middle part conventionally, is therefore arranged on electric wire middle part monitoring effect best.
Fig. 2 illustrates another embodiment of the present utility model, be with the difference of a upper embodiment, vibration transducer has three, and these three vibration transducers are arranged on respectively on A, B, C threephase cable, and while realizing high-voltage transmission, threephase cable is waved the detection respectively of amplitude.Gsm module can be connected by GSM mobile radio communication with Alarm Server, by network expansion signal transmission distance and laser propagation effect.
In the various embodiments described above, the RPY6700 type speed Vibratory transducer that vibration transducer module can Ran Pu Electronic Science and Technology Co., Ltd. be produced, it utilizes magneto-electric induction principle that vibration signal is transformed into electric signal, having output electrical signals is directly proportional to vibration velocity, there is lower output impedance, the features such as good signal to noise ratio (S/N ratio), and also it has cancelled the movable element that has friction in design, therefore dirigibility is good, can measure small vibration.
Data acquisition unit can adopt C8051F340 processor, it has gathered mixed-signal system level chip, can receive simulating signal and digital signal, chip internal the is integrated FLASH program storage of 64KB, analog to digital converter, compression coding device, comparator module, SPI and I2 C interface etc.Can to the simulating signal of vibration transducer transmission, carry out data acquisition and processing (DAP) preferably.
Gsm module preferably adopts the TC35i of Siemens Communications chip TC35 series, compatible, compact to design with TC35 in this functions of modules, has dwindled the volume of consumer products.
Solar cell can adopt the solar electric power supply system of Shenzhen A Bolai Science and Technology Ltd., and whole solar electric power supply system comprises 20W polysilicon solar cell plate, discharges and recharges the lead-acid battery of control module and 12V/24AH.Wherein polycrystalline silicon solar plate by sun power convert to electric energy by control module to charge in batteries, accumulator is externally exported electric energy by controller again.The voltage of controller output is approximately 12.5V, and system works is at 4.5V and 3.3V, therefore need adjust voltage by power transfer module.Can use power supply chip LT1764A-ADJ and LT1764A-3.3V that supply voltage is adjusted to 4.5V and 3.3V, respectively for gsm module and system other parts.
Adopt oscillatory type conductor galloping pick-up unit described in the utility model, by the electric signal of waving of the Vibratory transducer measurement on installation power transmission line, by data acquisition unit, signal is carried out to digitized processing again, then will wave information exchange crosses gsm module and sends to Alarm Server, Alarm Server is according to the situation of waving of signal analysis electric wire, whether what judge electric wire waves amplitude over warning value, the detection of realization to conductor galloping situation, to reduce due to the loss that power transmission line is waved greatly or short circuit causes, improve operational reliability and the security of supply line.
As Fig. 3 illustrates a specific works flow process of the present utility model, system opening, vibration transducer detects the amplitude of waving of power transmission line, the signal of waving of power transmission line is changed into electric signal, and send to data acquisition unit and carry out signal processing, after gsm module starts, the data that data acquisition unit is sent send to Alarm Server, Alarm Server is comprehensively passed judgment on signal after receiving data, judgement is waved amplitude and whether is surpassed warning value, when the waving amplitude data and surpass warning value of power transmission line, system is sent early warning, by instructing professional staff to carry out the inspection of line, if do not reported to the police, continue monitoring.
The utility model is used vibration transducer to detect conductor galloping, pick-up unit simple and convenient, principle is ripe, operational reliability is high, can at transmission line of electricity, occur to wave greatly, occur find in time and circuit is processed before the major break downs such as broken string power failure, avoid causing great loss.
The software module that the method that in the utility model, the disclosed embodiments are described or the step of algorithm can directly use hardware, processor to carry out, or the combination of the two is implemented.Software module can be placed in the storage medium of any other form known in random access memory (RAM), internal memory, ROM (read-only memory) (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field.
Previously described is each preferred embodiment of the present utility model, preferred implementation in each preferred embodiment is if not obviously contradictory or take a certain preferred implementation as prerequisite, each preferred implementation arbitrarily stack combinations is used, design parameter in described embodiment and embodiment is only the utility model proof procedure for clear statement utility model inventor, not in order to limit scope of patent protection of the present utility model, scope of patent protection of the present utility model is still as the criterion with its claims, the equivalent structure that every utilization instructions of the present utility model and accompanying drawing content are done changes, in like manner all should be included in protection domain of the present utility model.
Claims (9)
1. an oscillatory type conductor galloping pick-up unit, is characterized in that, involving vibrations sensor is also connected with gsm module with the data acquisition unit being connected with vibration transducer, described data acquisition unit; The output terminal of described vibration transducer is connected with the input end of data acquisition unit, and the output terminal of data acquisition unit is connected with the input end of gsm module; Described oscillatory type conductor galloping pick-up unit also comprises the Alarm Server that sends information for reception & disposal gsm module.
2. a kind of oscillatory type conductor galloping pick-up unit as claimed in claim 1, is also included as the power supply of its power supply, it is characterized in that, described power supply comprises solar cell and the power management chip being connected with solar cell.
3. a kind of oscillatory type conductor galloping pick-up unit as claimed in claim 2, is characterized in that, described power management chip is LT1764A-ADJ and LT1764A.
4. a kind of oscillatory type conductor galloping pick-up unit as claimed in claim 1, is characterized in that, described vibration transducer has three, is all connected with data acquisition unit.
5. a kind of oscillatory type conductor galloping pick-up unit as claimed in claim 1, it is characterized in that, described data acquisition unit comprises analog to digital converter and scrambler, the input end of described analog to digital converter is connected with vibration transducer output terminal, the output terminal of analog to digital converter is connected with the input end of scrambler, and the output terminal of described scrambler is connected with the input end of gsm module.
6. a kind of oscillatory type conductor galloping pick-up unit as claimed in claim 1, is characterized in that, described vibration transducer is RPY6700.
7. a kind of oscillatory type conductor galloping pick-up unit as claimed in claim 1, is characterized in that, described data acquisition unit is C8051F340.
8. a kind of oscillatory type conductor galloping pick-up unit as claimed in claim 1, is characterized in that, described gsm module is TC35i.
9. a kind of oscillatory type conductor galloping pick-up unit as claimed in claim 1, is characterized in that, described vibration transducer is arranged on the middle part of tested wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320355211.8U CN203396478U (en) | 2013-06-20 | 2013-06-20 | Oscillating type transmission line dancing detection apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320355211.8U CN203396478U (en) | 2013-06-20 | 2013-06-20 | Oscillating type transmission line dancing detection apparatus |
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| CN203396478U true CN203396478U (en) | 2014-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320355211.8U Expired - Lifetime CN203396478U (en) | 2013-06-20 | 2013-06-20 | Oscillating type transmission line dancing detection apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236701A (en) * | 2013-06-20 | 2014-12-24 | 国家电网公司 | Power transmission cable gallop detection device |
| WO2022016732A1 (en) * | 2020-07-23 | 2022-01-27 | 中国电力科学研究院有限公司 | Transmission line breeze vibration sensing device and method, and transmission line breeze vibration early warning device and method |
-
2013
- 2013-06-20 CN CN201320355211.8U patent/CN203396478U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236701A (en) * | 2013-06-20 | 2014-12-24 | 国家电网公司 | Power transmission cable gallop detection device |
| WO2022016732A1 (en) * | 2020-07-23 | 2022-01-27 | 中国电力科学研究院有限公司 | Transmission line breeze vibration sensing device and method, and transmission line breeze vibration early warning device and method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140115 |