CN103296760A - Online monitoring system for high-voltage isolator - Google Patents
Online monitoring system for high-voltage isolator Download PDFInfo
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- CN103296760A CN103296760A CN2013102185120A CN201310218512A CN103296760A CN 103296760 A CN103296760 A CN 103296760A CN 2013102185120 A CN2013102185120 A CN 2013102185120A CN 201310218512 A CN201310218512 A CN 201310218512A CN 103296760 A CN103296760 A CN 103296760A
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Abstract
The invention discloses an online monitoring system for a high-voltage isolator. The online monitoring system comprises an induction power module, a Zigbee radiofrequency module, an acceleration sensor module, an STM32 controller module and an upper computer module. The STM32 controller module is connected with all of the induction power module, the Zigbee radiofrequency module and the acceleration sensor module. The induction power module powers the STM32 controller module. The acceleration sensor module transmits acceleration signals to the STM32 controller module, and the STM32 controller module transmits the acceleration signals to the Zigbee radiofrequency module. The Zigbee radiofrequency module is connected with the upper computer module and transits the acceleration signals to the upper computer module. The online monitoring system allows for intelligence of continuous power supply and wireless data transmission, and is simple to implement and high in safety and reliability.
Description
Technical field
The invention belongs to electronic technology field, particularly a kind of on-line monitoring system of high voltage isolator.
Background technology
High voltage isolator belongs to very important device for switching in the electric power system, is the primary equipment of use amount maximum in the electrical network.In system, mainly play isolation voltage, guarantee High-Voltage Electrical Appliances and the safety of device when service work.Because use amount is big, functional reliability requires high, therefore will strengthen monitoring to the isolating switch operation, perform maintenance work, timely abatement apparatus potential faults, and regularly overhauling and preventive trial, thus the occurrence probability of the accident that causes because of isolating switch reduced.
Owing to reasons such as technology, maintenances, isolating switch easily exist operation bite, divide-shut brake not in place, refuse that branchs refused to close, the three-phase mechanical action not the same period, dynamic/static contact loose contact, galvanic circle heating, porcelain insulator breaking, mains side switch arc time defectives such as grow, thereby cause electric power accident.In case isolating switch breaks down, can differentiate fault rapidly and accurately and get rid of fault, in the short as far as possible time, recover the isolating switch operation, will have a strong impact on the safe and stable operation of electrical network.Therefore, it is very necessary isolating switch being carried out on-line monitoring.
Summary of the invention
The object of the present invention is to provide a kind of intelligentized on-line monitoring system of realizing continuous power supply, wireless data transmission and realizing simple, safe and reliable high voltage isolator.
The technical solution that realizes the object of the invention is: a kind of on-line monitoring system of high voltage isolator, comprise induction power supply module, Zigbee radio-frequency module, acceleration sensor module, STM32 controller module and upper computer module, described STM32 controller module is connected with induction power supply module, Zigbee radio-frequency module, acceleration sensor module respectively; The induction power supply module provides power supply for the STM32 controller module, and acceleration sensor module degree of will speed up signal is transferred to the STM32 controller module, and the STM32 controller module is transferred to the Zigbee radio-frequency module with control signal; Described Zigbee radio-frequency module is connected with upper computer module, and the Zigbee radio-frequency module is transferred to upper computer module with signal.Described induction power supply module comprises electricity-fetching module, current signal conditioning module and power protection module; Described electricity-fetching module, current signal conditioning module and power protection module link to each other in twos.
The present invention compared with prior art, its remarkable advantage is: the on-line monitoring system of high voltage isolator of the present invention has adopted the induction power supply module to power to device, solve the power supply difficult problem that on-Line Monitor Device often has, guaranteed the real-time of monitoring device on-line monitoring.Simultaneously, only adopt acceleration sensor module, just can obtain the movement locus of isolating switch, and then judge whether the isolating switch divide-shut brake puts in place and three-phase mechanical action same period whether, saved cost, simplified installation procedure, easy to maintenance, highly versatile, can be widely used in the isolating switch condition monitoring system of each grade, improve the stability of operation of power networks.
Below in conjunction with accompanying drawing the present invention is described in further detail.
Description of drawings
Fig. 1 is the on-line monitoring system structural representation of high voltage isolator of the present invention.
Fig. 2 is induction power supply modular structure schematic diagram in the on-line monitoring system of high voltage isolator of the present invention.
Embodiment
As Fig. 1, a kind of on-line monitoring system of high voltage isolator, comprise induction power supply module, Zigbee radio-frequency module, acceleration sensor module, STM32 controller module and upper computer module, described STM32 controller module is connected with induction power supply module, Zigbee radio-frequency module, acceleration sensor module respectively; The induction power supply module provides power supply for the STM32 controller module, and acceleration sensor module degree of will speed up signal is transferred to the STM32 controller module, and STM32 controller module degree of will speed up signal is transferred to the Zigbee radio-frequency module; Described Zigbee radio-frequency module is connected with upper computer module, and Zigbee radio-frequency module degree of will speed up signal is transferred to upper computer module.
As Fig. 2, described induction power supply module comprises electricity-fetching module, current signal conditioning module and power protection module; Described electricity-fetching module, current signal conditioning module and power protection module link to each other in twos.
On-line monitoring system below in conjunction with the high voltage isolator of the present invention of embodiment is done further detailed description:
The on-line monitoring system of high voltage isolator of the present invention comprises induction power supply module, Zigbee radio-frequency module, acceleration sensor module, STM32 controller module and upper computer module, and described induction power supply module links to each other with the power pin of STM32 controller; Described acceleration sensor module adopts the MEMSIC chip, and output pin is connected with the AD pin of STM32 single-chip microcomputer; Described Zigbee radio-frequency module links to each other with the UART pin of STM32 single-chip microcomputer.Described induction power supply module comprises electricity-fetching module, current signal conditioning module and power protection module; Wherein said electricity-fetching module, current signal conditioning module and power protection module link to each other in twos.During work, the induction power supply module will provide electric energy for on-line monitoring system of the present invention, and acceleration sensor module is gathered acceleration signal, and is uploaded to the STM32 single-chip microcomputer, and the STM32 single-chip microcomputer is uploaded to host computer by the Zigbee radio frequency with this signal.
In conjunction with Fig. 1 and Fig. 2, the induction power supply module of the on-line monitoring system of high voltage isolator of the present invention is by the electrical network power taking, and for intellectuality of the present invention provides power supply, thereby the present invention need not external connection battery and just can work, guarantee the continuity of work of the present invention, realize the real time on-line monitoring to isolating switch.Described induction power supply module comprises electricity-fetching module, current signal conditioning module and power protection module; Described electricity-fetching module, current signal conditioning module and power protection module link to each other in twos.Acceleration sensor module is gathered the acceleration of motion signal of isolating switch, because this signal is analog quantity, for ease of transmission, utilize the A/D function of STM32 controller module, be that digital signal is exported to the Zigbee radio-frequency module with the analog-signal transitions that collects, the Zigbee radio-frequency module is uploaded to host computer (background monitoring center) with the signal that obtains, by computer the acceleration signal that receives is calculated and handles, namely the acceleration signal that obtains is carried out integration and filtering processing, finally obtain the displacement information of isolating switch, thereby obtain the movement locus of isolating switch, realize the judgement to the isolating switch position.Simultaneously, can also judge isolating switch three-phase mechanical action same cycle whether by displacement information.Because the present invention is continuous measurement, this just can guarantee the real-time to the isolating switch status monitoring.
Claims (3)
1. the on-line monitoring system of a high voltage isolator, it is characterized in that, comprise induction power supply module, Zigbee radio-frequency module, acceleration sensor module, STM32 controller module and upper computer module, described STM32 controller module is connected with induction power supply module, Zigbee radio-frequency module, acceleration sensor module respectively; The induction power supply module provides power supply for the STM32 controller module, and acceleration sensor module degree of will speed up signal is transferred to the STM32 controller module, and STM32 controller module degree of will speed up signal is transferred to the Zigbee radio-frequency module; Described Zigbee radio-frequency module is connected with upper computer module, and Zigbee radio-frequency module degree of will speed up signal is transferred to upper computer module.
2. the on-line monitoring system of a kind of high voltage isolator according to claim 1 is characterized in that, described induction power supply module comprises electricity-fetching module, current signal conditioning module and power protection module; Described electricity-fetching module, current signal conditioning module and power protection module link to each other in twos.
3. the on-line monitoring system of a kind of high voltage isolator according to claim 1 and 2 is characterized in that, described acceleration sensor module is the MEMSIC chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102185120A CN103296760A (en) | 2013-06-04 | 2013-06-04 | Online monitoring system for high-voltage isolator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102185120A CN103296760A (en) | 2013-06-04 | 2013-06-04 | Online monitoring system for high-voltage isolator |
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| CN103296760A true CN103296760A (en) | 2013-09-11 |
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| CN2013102185120A Pending CN103296760A (en) | 2013-06-04 | 2013-06-04 | Online monitoring system for high-voltage isolator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106017761A (en) * | 2016-05-16 | 2016-10-12 | 西安工程大学 | Isolating switch on-line monitoring system based on pressure sensor |
| CN111665438A (en) * | 2020-05-22 | 2020-09-15 | 江门市电力工程输变电有限公司 | Calibration method for three-phase synchronous debugging of high-voltage isolating switch |
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| US4449244A (en) * | 1981-03-05 | 1984-05-15 | Bbc Brown, Boveri & Company Limited | Data transmission network employing optical wave guide |
| CN1255716A (en) * | 1998-12-03 | 2000-06-07 | Abb研究有限公司 | Device and method for controlling open/close of electrical switching device |
| CN1257336A (en) * | 1999-12-06 | 2000-06-21 | 周友东 | Vacuum circuit breaker with dc self-supply power source |
| CN201584349U (en) * | 2009-11-23 | 2010-09-15 | 许继集团有限公司 | High-voltage isolation switch |
| CN102122841A (en) * | 2010-12-31 | 2011-07-13 | 佛山市顺德电力设计院有限公司 | Intelligent monitoring system for states of high-voltage line |
| CN203289201U (en) * | 2013-06-04 | 2013-11-13 | 国家电网公司 | Online monitoring system for high-voltage isolating switch |
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2013
- 2013-06-04 CN CN2013102185120A patent/CN103296760A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4449244A (en) * | 1981-03-05 | 1984-05-15 | Bbc Brown, Boveri & Company Limited | Data transmission network employing optical wave guide |
| CN1255716A (en) * | 1998-12-03 | 2000-06-07 | Abb研究有限公司 | Device and method for controlling open/close of electrical switching device |
| CN1257336A (en) * | 1999-12-06 | 2000-06-21 | 周友东 | Vacuum circuit breaker with dc self-supply power source |
| CN201584349U (en) * | 2009-11-23 | 2010-09-15 | 许继集团有限公司 | High-voltage isolation switch |
| CN102122841A (en) * | 2010-12-31 | 2011-07-13 | 佛山市顺德电力设计院有限公司 | Intelligent monitoring system for states of high-voltage line |
| CN203289201U (en) * | 2013-06-04 | 2013-11-13 | 国家电网公司 | Online monitoring system for high-voltage isolating switch |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106017761A (en) * | 2016-05-16 | 2016-10-12 | 西安工程大学 | Isolating switch on-line monitoring system based on pressure sensor |
| CN111665438A (en) * | 2020-05-22 | 2020-09-15 | 江门市电力工程输变电有限公司 | Calibration method for three-phase synchronous debugging of high-voltage isolating switch |
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Application publication date: 20130911 |