CN104779568A - Online monitoring system for GIS busbar barrel - Google Patents
Online monitoring system for GIS busbar barrel Download PDFInfo
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- CN104779568A CN104779568A CN201410763176.2A CN201410763176A CN104779568A CN 104779568 A CN104779568 A CN 104779568A CN 201410763176 A CN201410763176 A CN 201410763176A CN 104779568 A CN104779568 A CN 104779568A
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Abstract
The invention relates to an online monitoring system for a GIS busbar barrel. The online monitoring system comprises a monitoring terminal arranged on the barrel and a data processing unit connected with the monitoring terminal, wherein the monitoring terminal comprises a pull rod resistance displacement rule used for detecting the axial displacement of a barrel wall relative to a support, a stay cord displacement sensor used for detecting the displacement of the barrel relative to the ground, and a three-axis acceleration sensor used for detecting the axial and radial warping degrees of the barrel relative to a horizontal plane. By adopting the monitoring system, real-time monitoring can be realized, routing inspection work of workers is reduced, and the labor cost is reduced. Meanwhile, the operation safety of a busbar is improved, accidents, such as cracking of a busbar support, can be effectively prevented, and safety hazards and economic loss caused by bad breakdown repair can be avoided. The system is particularly applied to northwestern districts with a high diurnal temperature difference, high altitude regions, tundra regions and southern geological sedimentation districts.
Description
Technical field
The present invention relates to a kind of on-line monitoring system for GIS bus cylindrical shell, belong to high voltage switchgear, High-Voltage Electrical Appliances manufacture field.
Background technology
GIS bus bar canister, as supergrid power transmission line equipment, is the basic guarantee of electric power netting safe running.But, in China Qinghai, Tibet region, due to exclusive weather and geologic condition, GIS bus bar canister structure is easily subject to sunshine, cooling, the factor impacts such as year variations in temperature and occurrence temperature difference effect and then cause deformation and the distortion of bus, simultaneously, GIS device basis, High aititude large temperature difference area is frequent there is cracking sinkage, basis is caused to be subjected to displacement, thus cause GIS device bellows to bend, cylindrical shell ftractures, the series of problems such as SF6 Leakage Gas, O&M department is caused to show great attention to, before GIS device basis generation cracking subsidence problems is not eliminated, O&M unit carries out dropping into a large amount of manpower the special project measurement that joint size reconciled by GIS device bellows, very large pressure is caused to routine work, also there is very big hidden danger in equipment O&M simultaneously, these situations have a strong impact on the safety of transmission line and electrical network.
Therefore, understand the misalignment of bus slide block and expansion joint in time, the deformation of GIS bus bar canister is grasped to scene, there is extremely important effect.But adopt by personal monitoring's mode at present, cost of labor is large, and certainty of measurement is poor, is unfavorable for real-time monitoring.
Summary of the invention
The object of this invention is to provide a kind of on-line monitoring system for GIS bus cylindrical shell, have cost of labor greatly in order to solve personal monitoring's mode, certainty of measurement is poor, is unfavorable for the problem of monitoring in real time.
For achieving the above object, the solution of the present invention comprises a kind of on-line monitoring system for GIS bus cylindrical shell, comprises the monitoring terminal be arranged on cylindrical shell and the data processing unit be connected with monitoring terminal; Monitoring terminal comprises for detecting barrel relative to the rod-pulling type resistive displacement chi of the axial displacement of bearing, for detecting cylindrical shell relative to the draw-wire displacement sensor of the displacement on ground and the 3-axis acceleration sensor for the warpage degree that detects cylindrical shell axis with respect to the horizontal plane and radial direction.
Data processing unit comprises receiving terminal and host computer, and monitoring terminal connects receiving terminal, and the data upload that receiving terminal is used for monitoring terminal to transmit is to host computer.
Monitoring terminal also comprises Signal-regulated kinase, first microprocessor and signal transmission module, Signal-regulated kinase is used for the signal of transducer collection to carry out amplifying, filtering etc. be transferred to first microprocessor, first microprocessor is used for the signal received to process, and signal transmission module is used for the Signal transmissions after first microprocessor process to receiving terminal.
Receiving terminal comprises signal receiving module and the second microprocessor, and signal receiving module is for receiving the next signal of monitoring terminal transmission and being transferred to the second microprocessor, and the second microprocessor is used for carrying out processing and being uploaded to host computer to the received signal.
Monitoring terminal is connected with receiving terminal by ZigBee is wireless, and signal transmission module is ZigBee wireless transport module, and signal receiving module is ZigBee wireless receiving module.
In the present invention, each monitoring terminal adopts three transducers, can install multiple monitoring terminal on cylindrical shell, Real-Time Monitoring that is omnibearing, three different aspects can be carried out to cylindrical shell, so have accurate monitoring to the distortion of cylindrical shell different azimuth, certainty of measurement is high.
In observation process, do not need maintenance work personnel to carry out manual detection cylindrical shell data in real time, use transducer collection tube volume data and transfer to processing unit, what decrease staff patrols and examines work, has saved cost of labor, and achieves real-time monitoring.
In addition, owing to monitoring in real time, when cylindrical shell breaks down or be out of shape, staff can grasp concrete fault message the very first time, save a large amount of unnecessary time, improve the fail safe that bus runs simultaneously, can effectively prevent bus to support the generation of the accidents such as cracking, can avoiding because rushing to repair fault unfavorable and the safety hazard that causes and economic loss.
This monitoring system is specially adapted to the large the Northwest of day and night temperature, high altitude localities, permafrost region and southern geology settlement region, has very large promotional value and good economic benefit.
Accompanying drawing explanation
Fig. 1 is the structural representation of monitoring system execution mode;
Fig. 2 is the structural representation of monitoring terminal;
Fig. 3 is the signal processing flow figure of monitoring terminal;
Fig. 4 is the structural representation of data processing unit;
Fig. 5 is that monitoring system is with the flow chart of interrupt mode image data.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described in detail.
For an on-line monitoring system for GIS bus cylindrical shell, comprise the monitoring terminal be arranged on cylindrical shell and the data processing unit be connected with monitoring terminal; Monitoring terminal comprises for detecting barrel relative to the rod-pulling type resistive displacement chi of the axial displacement of bearing, for detecting cylindrical shell relative to the draw-wire displacement sensor of the displacement on ground and the 3-axis acceleration sensor for the warpage degree that detects cylindrical shell axis with respect to the horizontal plane and radial direction.
Based on above technical scheme, by reference to the accompanying drawings, provide with next embodiment.
As shown in Figure 1, this on-line monitoring system is used for carrying out Real-Time Monitoring to GIS bus cylindrical shell, the data processing unit comprising monitoring terminal and be connected with monitoring terminal.
Near each supporting seat of GIS bus bar canister, install monitoring terminal, this monitoring terminal comprises the rod-pulling type resistive displacement chi of axial displacement, draw-wire displacement sensor, 3-axis acceleration sensor, Signal-regulated kinase, microprocessor and signal transmission module.
Rod-pulling type resistive displacement chi is adopted to detect the axial displacement of GIS bus barrel relative to bearing; Draw-wire displacement sensor is adopted to detect the displacement of GIS bus bar canister relative to ground; 3-axis acceleration sensor is utilized to detect GIS bus bar canister axis with respect to the horizontal plane and the warpage degree of radial direction.
Present embodiment, for ZigBee wireless transmission, is also not limited to this transmission means certainly, also can be other wireless transmission method or wire transmission mode.Signal processing module is ZigBee wireless transport module, and signal receiving module is ZigBee wireless receiving module.
As shown in Figure 2, the signal of receive three transducers carries out amplifying by signal conditioning circuit, filtering etc. processes and is transferred to microprocessor, the signal received processes by microprocessor, and the signal after microprocessor processes is wirelessly transmitted to receiving terminal with ZigBee by ZigBee wireless transport module.As shown in Figure 3, be the message processing flow of monitoring terminal, after signal is gathered by transducer, carry out signal condition, such as: A/D changes, and after treated device process, carries out communications.
As shown in Figure 4, data processing unit comprises receiving terminal and host computer.
Receiving terminal comprises ZigBee wireless receiving module and microprocessor, the signal that the ZigBee wireless transport module transmission that ZigBee wireless receiving module receives monitoring terminal comes, and by Signal transmissions to microprocessor, microprocessor carries out processing and being uploaded to host computer to the received signal, host computer can be uploaded to by USB interface, other modes also can be used to upload.
All need special battery to provide operating voltage in monitoring terminal and receiving terminal, need special power management module to manage respective supplying cell simultaneously.Battery adopts low temperature lithium battery, has the capacity of 80% at ensureing-40 DEG C ,-50 DEG C have 30% capacity, battery capacity is suitably selected greatly, can ensure that the supply of electric power of monitoring terminal is reliably, uninterruptedly.Also solar panel can be adopted in addition, but will meet its working temperature low temperature also can reach-40 DEG C.
Because monitoring terminal and receiving terminal all rely on powered battery, so components and parts wherein all adopt low-power consumption mode, consider that the distortion of cylindrical shell causes primarily of the change of temperature simultaneously, it is change physical quantity more slowly, the drainage pattern of data adopts interrupt mode process, namely T sends signal by receiving terminal and wakes monitoring terminal up by ZigBee wireless network at set intervals, monitoring terminal departs from park mode, three transducers of each monitoring terminal start image data, accordingly result is sent to receiving terminal by ZigBee wireless network after collection, enter Low-power-consumptiodormancy dormancy pattern simultaneously, send into host computer by USB interface after receiving terminal receives data and carry out analyzing and processing, itself also enter Low-power-consumptiodormancy dormancy pattern simultaneously, as shown in Figure 5.Time T can be set to 1min, 5min and 10min etc., also automatically can adjust and manual adjustments according to season.
The present invention achieves the real time on-line monitoring for GIS bus bar canister body deformability by power electronic technology, information control technology and sensing technology, the data analysis that can will gather, assessment bus running status.
By the application of the present invention in GIS bus, can pass through the automatic detection and diagnosis of system real-time online, what reduce a staff patrols and examines work; Improve the fail safe that GIS bus runs simultaneously, can effectively prevent bus to support the generation of the accidents such as cracking, be particularly useful for the condition stringent case such as High aititude, large temperature difference area, there is actual promotional value meaning and good economic benefit.
Be presented above concrete execution mode, but the present invention is not limited to described execution mode.Basic ideas of the present invention are above-mentioned basic scheme, and for those of ordinary skill in the art, according to instruction of the present invention, designing the model of various distortion, formula, parameter does not need to spend creative work.The change carried out execution mode without departing from the principles and spirit of the present invention, amendment, replacement and modification still fall within the scope of protection of the present invention.
Claims (5)
1. for an on-line monitoring system for GIS bus cylindrical shell, it is characterized in that, described monitoring system comprises the monitoring terminal be arranged on cylindrical shell and the data processing unit be connected with monitoring terminal; Described monitoring terminal comprises for detecting barrel relative to the rod-pulling type resistive displacement chi of the axial displacement of bearing, for detecting cylindrical shell relative to the draw-wire displacement sensor of the displacement on ground and the 3-axis acceleration sensor for the warpage degree that detects cylindrical shell axis with respect to the horizontal plane and radial direction.
2. the on-line monitoring system for GIS bus cylindrical shell according to claim 1, it is characterized in that, described data processing unit comprises receiving terminal and host computer, and described monitoring terminal connects receiving terminal, and the data upload that receiving terminal is used for monitoring terminal to transmit is to host computer.
3. the on-line monitoring system for GIS bus cylindrical shell according to claim 2, it is characterized in that, described monitoring terminal also comprises Signal-regulated kinase, first microprocessor and signal transmission module, described Signal-regulated kinase is used for the signal of transducer collection to carry out amplifying, filtering etc. be transferred to first microprocessor, first microprocessor is used for the signal received to process, and signal transmission module is used for the Signal transmissions after first microprocessor process to receiving terminal.
4. the on-line monitoring system for GIS bus cylindrical shell according to claim 3, it is characterized in that, described receiving terminal comprises signal receiving module and the second microprocessor, described signal receiving module is for receiving the next signal of monitoring terminal transmission and being transferred to the second microprocessor, and the second microprocessor is used for carrying out processing and being uploaded to host computer to the received signal.
5. the on-line monitoring system for GIS bus cylindrical shell according to claim 4, it is characterized in that, monitoring terminal is connected with receiving terminal by ZigBee is wireless, and signal transmission module is ZigBee wireless transport module, and signal receiving module is ZigBee wireless receiving module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410763176.2A CN104779568B (en) | 2014-12-11 | 2014-12-11 | Online monitoring system for GIS busbar barrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410763176.2A CN104779568B (en) | 2014-12-11 | 2014-12-11 | Online monitoring system for GIS busbar barrel |
Publications (2)
| Publication Number | Publication Date |
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| CN104779568A true CN104779568A (en) | 2015-07-15 |
| CN104779568B CN104779568B (en) | 2017-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410763176.2A Expired - Fee Related CN104779568B (en) | 2014-12-11 | 2014-12-11 | Online monitoring system for GIS busbar barrel |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105258732A (en) * | 2015-11-04 | 2016-01-20 | 国网山东冠县供电公司 | Real-time monitoring system of outdoor electric device |
| CN105323836A (en) * | 2015-10-03 | 2016-02-10 | 樊星宇 | Wireless communication method with low power consumption |
| CN106197241A (en) * | 2016-08-22 | 2016-12-07 | 浙江维思无线网络技术有限公司 | GIS bus bar canister telescopic joint displacement monitoring device and monitoring method thereof |
| CN106787164A (en) * | 2016-11-15 | 2017-05-31 | 国网山西省电力公司电力科学研究院 | A kind of GIS buses cabin nacelle operating state monitoring system |
| CN107514989A (en) * | 2017-08-23 | 2017-12-26 | 国网新疆电力公司检修公司 | The deformation of GIS bus telescopings section, sliding extension and subsidence monitoring of foundation system |
| CN108917716A (en) * | 2018-06-04 | 2018-11-30 | 国网宁夏电力有限公司中卫供电公司 | GIS telescopic joint on-Line Monitor Device |
| CN109376487A (en) * | 2018-12-04 | 2019-02-22 | 国网青海省电力公司电力科学研究院 | A kind of calculation method of high altitude localities GIS long bus structure temperature deformation |
| CN110276092A (en) * | 2019-04-28 | 2019-09-24 | 国家电网有限公司 | It is a kind of open air GIS device temperature movement outdoor scene measurement and appraisal procedure |
| CN110603697A (en) * | 2017-05-08 | 2019-12-20 | Abb瑞士股份有限公司 | Gas insulated wire, gas insulated switchgear and method therefor |
| CN112461145A (en) * | 2020-09-10 | 2021-03-09 | 河南平高电气股份有限公司 | Deformation monitoring system of pull rod type corrugated pipe |
| CN114754715A (en) * | 2022-04-15 | 2022-07-15 | 国网山西省电力公司临汾供电公司 | GIS equipment displacement monitoring device |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105323836A (en) * | 2015-10-03 | 2016-02-10 | 樊星宇 | Wireless communication method with low power consumption |
| CN105258732A (en) * | 2015-11-04 | 2016-01-20 | 国网山东冠县供电公司 | Real-time monitoring system of outdoor electric device |
| CN106197241A (en) * | 2016-08-22 | 2016-12-07 | 浙江维思无线网络技术有限公司 | GIS bus bar canister telescopic joint displacement monitoring device and monitoring method thereof |
| CN106787164A (en) * | 2016-11-15 | 2017-05-31 | 国网山西省电力公司电力科学研究院 | A kind of GIS buses cabin nacelle operating state monitoring system |
| CN110603697A (en) * | 2017-05-08 | 2019-12-20 | Abb瑞士股份有限公司 | Gas insulated wire, gas insulated switchgear and method therefor |
| CN107514989A (en) * | 2017-08-23 | 2017-12-26 | 国网新疆电力公司检修公司 | The deformation of GIS bus telescopings section, sliding extension and subsidence monitoring of foundation system |
| CN108917716A (en) * | 2018-06-04 | 2018-11-30 | 国网宁夏电力有限公司中卫供电公司 | GIS telescopic joint on-Line Monitor Device |
| CN108917716B (en) * | 2018-06-04 | 2024-04-09 | 国网宁夏电力有限公司中卫供电公司 | GIS telescopic joint on-line monitoring device |
| CN109376487A (en) * | 2018-12-04 | 2019-02-22 | 国网青海省电力公司电力科学研究院 | A kind of calculation method of high altitude localities GIS long bus structure temperature deformation |
| CN109376487B (en) * | 2018-12-04 | 2022-12-06 | 国网青海省电力公司电力科学研究院 | Calculation method for temperature difference deformation of GIS long bus structure in high altitude region |
| CN110276092B (en) * | 2019-04-28 | 2022-12-23 | 国家电网有限公司 | Outdoor GIS equipment temperature displacement live-action measurement and evaluation method |
| CN110276092A (en) * | 2019-04-28 | 2019-09-24 | 国家电网有限公司 | It is a kind of open air GIS device temperature movement outdoor scene measurement and appraisal procedure |
| CN112461145A (en) * | 2020-09-10 | 2021-03-09 | 河南平高电气股份有限公司 | Deformation monitoring system of pull rod type corrugated pipe |
| CN114754715A (en) * | 2022-04-15 | 2022-07-15 | 国网山西省电力公司临汾供电公司 | GIS equipment displacement monitoring device |
| CN114754715B (en) * | 2022-04-15 | 2024-02-09 | 国网山西省电力公司临汾供电公司 | GIS equipment displacement monitoring device |
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| CN104779568B (en) | 2017-01-25 |
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Granted publication date: 20170125 Termination date: 20211211 |