CN102221400A - Auxiliary real-time detection apparatus for PAVICA type vibration meter of transmission cable - Google Patents
Auxiliary real-time detection apparatus for PAVICA type vibration meter of transmission cable Download PDFInfo
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- CN102221400A CN102221400A CN 201010145095 CN201010145095A CN102221400A CN 102221400 A CN102221400 A CN 102221400A CN 201010145095 CN201010145095 CN 201010145095 CN 201010145095 A CN201010145095 A CN 201010145095A CN 102221400 A CN102221400 A CN 102221400A
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Abstract
The invention relates to an auxiliary real-time detection apparatus for a PAVICA type vibration meter of a transmission cable. According to the invention, a power supply (3), a clock module (5), a data interface (6), a storage module (7), a communication module (8), and a processor (10) are installed on a mainboard and a cabinet (1). The auxiliary real-time detection apparatus provided in the invention is used in combination with a PAVICA type vibration measurement instrument, and the manual operation for data acquisition is simulated, wherein the manual operation is always done promptly after data acquisition is carried out by the PAVICA type vibration meter at a time. A power supply module is installed to ensure that the apparatus can be in a long-time operation. In addition, according to the invention, the problems of an association analysis of detected data and data sharing can be solved; a mechanical analysis and modeling are carried out on aerolian vibration of an overhead transmission line; a criterion of harm of aerolian vibration of an overhead earth wire is brought forward; and a necessary condition is provided for drawing up an antivibration technical measure of the overhead transmission line. Moreover, the actual testing work is carried out ideally in an on-site environment; equipment works stably; and data are obtained timely and accurately. Cost of data acquisition is substantially reduced, and a lot of manpower and materials are saved; therefore, the economy of the auxiliary real-time detection apparatus is substantially obvious.
Description
Technical field:
The invention belongs to electric power and carry electrical domain, relate to the auxiliary real-time detection apparatus of the instant detection technique of high voltage circuit aerial cable aeolian vibration field, especially transmission cable PAVICA type vialog.
Background technology:
In research and application process to overhead transmission line aeolian vibration test and vibration protection, need be to leading, the fatigue damage that the aeolian vibration that ground wire takes place causes, and the disconnected thigh that causes, the broken string problem is carried out angles of science monitoring and monographic study, in the prior art, usually the PAVICA type transmission cable vibration monitoring analyser that uses Canada to produce detects and data acquisition, because the data of being gathered can only provide the data of certain hour section with the form of mathematical statistics form, and can not accurately provide and data such as corresponding vibration of time variable or amplitude, thereby the operating condition in the time of can not related corresponding to this vibration generation, it is the temperature that the microclimate monitoring equipment provides, humidity, wind speed, wind direction, rainfall, data such as atmospheric pressure compare, and there is the deficiency that can't further investigate overhead transmission line aeolian vibration test and vibration protection in this present situation.
Summary of the invention:
Objects of the present invention are to propose and can be used with PAVICA type vialog, can detect the isoparametric servicing unit of amplitude, frequency of the aeolian vibration of instant generation, i.e. transmission cable PAVICA type vialog auxiliary real-time detection apparatus.
The measure that realizes objects of the present invention is: on mainboard and the cabinet power supply is installed, clock module, data-interface, storage module, communication module and processor.
The invention has the advantages that: be used with the PAVICA vibration testing instrument, carry out the manually-operated of data acquisition after the each image data of simulation PAVICA type vialog at once, supply module has been installed, guaranteed the long-term operation of this device, solve the association analysis and the data sharing problem that detect data, mechanical analysis and modeling are carried out in the overhead transmission line aeolian vibration, the harm criterion of aerial earth wire aeolian vibration is proposed, the technical measures of formulating the overhead transmission line vibrationproof provide necessary condition, actual test job under the environment is very desirable at the scene, equipment work is stable, and obtained data are accurate, in time.Significantly reduce the expense of data acquisition, saved lot of manpower and material resources.Economy is very obvious.
Description of drawings:
Fig. 1 is the structural representation of the embodiment of the invention 1
Reference numeral comprises: mainboard and cabinet 1, device of solar generating 2, power supply 3, power supply external tapping 4, clock module 5, data-interface 6, storage module 7, communication module 8, wireless transport module 9, processor 10.
Embodiment:
Embodiment 1: power supply 3, clock module 5, data-interface 6, storage module 7, communication module 8 and processor 10 are installed on mainboard and the cabinet 1.
Data-interface 6 detects data output end with PAVICA type vialog and is connected.
Mainboard and cabinet 1 adopt double-deck pcb board or 4 laminate pcb boards.Processor 10 adopts other processors of Motorola/MICROCHIP/NEC/.Storage module 7 adopts auspicious wound/ATMEL/MICROCHIP storage fast and ATMEL slow storage.Clock module 5 adopts the EPSON clock chip.Communication module 8 adopts the INTSIL/SP/AT485 communication chip.Power supply 3 adopts SAFT high power capacity lithium battery.
The embodiment of the invention can be simulated the manually-operated of carrying out data acquisition after the each image data of PAVICA type vialog at once, and increase read and recorded and stored PAVICA type vialog is measured institute's image data in the sampling period at every turn concrete in detail constantly and the related data of all vibrations in this time of record collection period, the vibrations number of times under all vibration frequencies, the amplitude is function one to one.Possess and read the also initial moment of the each data collection cycle of recorded and stored PAVICA type vialog, and the related data of vibration takes place in the each detection that starts at interval of the interior PAVICA type vialog of this time collection period, the collection moment and record, be vibration frequency, amplitude and vibrations number of times etc., with this function one to one constantly, and the data of gathering out are saved in the computer memory, offer the database software of being convenient to manage and deriving the excel document and use, and exploitation provide the man-machine interface close friend daemon software, conveniently inquire about, browse.
When carrying out this device image data, the clocking error of this device and PAVICA vibration testing instrument is less than 1 minute at every turn, when restarting after copy reading finishes, and software manual calibration when PAVICA device and this device can pass through the school.
The device initialize function is provided.And can stop easily and open this device, and not influence the safety of data streams read.Enough power supply power supplies are provided, and consider the data security protecting problem under the power supply accident power-off situation.
Operating ambient temperature should be in-40 ℃ to+85 ℃ scopes.
Be equipped with jumbo non-easy loss reservoir, the each significant data of being gathered that starts of record PAVICA device.Manually be provided with by software when clock system must start at every turn, storage system guarantees that under the situation that does not have electricity 10 annual datas are constant.The PAVICA device set to start frequency acquisition be 10 minutes once, gathered for 10 seconds at every turn.
When carrying out this device image data at every turn, proof time when restarting after each copy reading finishes, the clocking error of monitoring equipment was less than 1 minute.
The embodiment of the invention, be used with the PAVICA vibration testing instrument, carry out the manually-operated of data acquisition after the each image data of simulation PAVICA type vialog at once, supply module has been installed, guaranteed the long-term operation of this device, solve the association analysis and the data sharing problem that detect data, mechanical analysis and modeling are carried out in the overhead transmission line aeolian vibration, the harm criterion of aerial earth wire aeolian vibration is proposed, the technical measures of formulating the overhead transmission line vibrationproof provide necessary condition, actual test job under the environment is very desirable at the scene, and equipment work is stable, and obtained data are accurate, in time.Significantly reduce the expense of data acquisition, saved lot of manpower and material resources.Economy is very obvious.
Claims (6)
1. the auxiliary real-time detection apparatus of transmission cable PAVICA type vialog is characterized in that, mainboard and cabinet (1) are gone up power supply (3), clock module (5), data-interface (6), storage module (7), communication module (8) and processor (10) are installed.
2. transmission cable PAVICA type vialog as claimed in claim 1 is assisted real-time detection apparatus, it is characterized in that power supply (3) is connected with device of solar generating (2).
3. transmission cable PAVICA type vialog as claimed in claim 1 is assisted real-time detection apparatus, it is characterized in that power supply (3) is connected with power supply external tapping (4).
4. transmission cable PAVICA type vialog as claimed in claim 1 is assisted real-time detection apparatus, it is characterized in that communication module (8) is connected with wireless transport module (9).
5. transmission cable PAVICA type vialog as claimed in claim 1 is assisted real-time detection apparatus, it is characterized in that, data-interface (6) detects data output end with PAVICA type vialog and is connected.
6. transmission cable PAVICA type vialog as claimed in claim 1 is assisted real-time detection apparatus, mainboard and cabinet (1) adopt double-deck pcb board or (4) laminate pcb board, processor (10) adopts other processors of Motorola/MICROCHIP/NEC/, storage module (7) adopts auspicious wound/ATMEL/MICROCHIP storage fast and ATMEL slow storage, clock module (5) adopts the EPSON clock chip, communication module (8) adopts the INTSIL/SP/AT485 communication chip, and power supply (3) adopts SAFT high power capacity lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010145095 CN102221400A (en) | 2010-04-13 | 2010-04-13 | Auxiliary real-time detection apparatus for PAVICA type vibration meter of transmission cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010145095 CN102221400A (en) | 2010-04-13 | 2010-04-13 | Auxiliary real-time detection apparatus for PAVICA type vibration meter of transmission cable |
Publications (1)
| Publication Number | Publication Date |
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| CN102221400A true CN102221400A (en) | 2011-10-19 |
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| CN 201010145095 Pending CN102221400A (en) | 2010-04-13 | 2010-04-13 | Auxiliary real-time detection apparatus for PAVICA type vibration meter of transmission cable |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2788166Y (en) * | 2005-03-10 | 2006-06-14 | 西安兴汇电力科技有限公司 | High voltage overhead circuit conducting-line breeze vibration monitoring device |
| CN1963879A (en) * | 2005-11-07 | 2007-05-16 | 国网北京电力建设研究院 | System and method for detecting online of built on stilts power transmission sequence |
| JP2007232459A (en) * | 2006-02-28 | 2007-09-13 | Fujikura Ltd | Optical fiber intrusion monitor |
| CN201133921Y (en) * | 2007-12-28 | 2008-10-15 | 国网北京电力建设研究院 | Alternating-current extra-high voltage power transmission sequence breezee vibration monitoring device |
| CN201335701Y (en) * | 2008-12-15 | 2009-10-28 | 甘肃省电力公司兰州超高压输变电公司 | Power transmission line comprehensive online monitoring and management system |
-
2010
- 2010-04-13 CN CN 201010145095 patent/CN102221400A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2788166Y (en) * | 2005-03-10 | 2006-06-14 | 西安兴汇电力科技有限公司 | High voltage overhead circuit conducting-line breeze vibration monitoring device |
| CN1963879A (en) * | 2005-11-07 | 2007-05-16 | 国网北京电力建设研究院 | System and method for detecting online of built on stilts power transmission sequence |
| JP2007232459A (en) * | 2006-02-28 | 2007-09-13 | Fujikura Ltd | Optical fiber intrusion monitor |
| CN201133921Y (en) * | 2007-12-28 | 2008-10-15 | 国网北京电力建设研究院 | Alternating-current extra-high voltage power transmission sequence breezee vibration monitoring device |
| CN201335701Y (en) * | 2008-12-15 | 2009-10-28 | 甘肃省电力公司兰州超高压输变电公司 | Power transmission line comprehensive online monitoring and management system |
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Application publication date: 20111019 |