CN104913851A - On-line infrared temperature-measurement expert diagnosis system for electric equipment - Google Patents
On-line infrared temperature-measurement expert diagnosis system for electric equipment Download PDFInfo
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- CN104913851A CN104913851A CN201510400859.6A CN201510400859A CN104913851A CN 104913851 A CN104913851 A CN 104913851A CN 201510400859 A CN201510400859 A CN 201510400859A CN 104913851 A CN104913851 A CN 104913851A
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Abstract
Disclosed in the invention is an on-line infrared temperature-measurement expert diagnosis system for electric equipment. The system is composed of an on-line infrared imaging temperature measurement instrument, an A/D converter, a temperature sensor, a wind speed sensor, a humidity sensor, a monitoring computer, and an acousto-optic device. An intelligent routing inspection module, an actual measurement diagnosis module, an alarm management module, a trend analysis module, and a report query module are installed in the monitoring computer; the on-line infrared imaging temperature measurement instrument is connected with the A/D converter; the temperature sensor, the wind speed sensor, the humidity sensor, the A/D converter, and the acousto-optic device are connected with the monitoring computer. According to the invention, the diversified expert diagnosis function is realized and automatic diagnosis and early warning can be carried out on electric equipment faults.
Description
Technical field
The present invention relates to a kind of Fault Diagnosis for Electrical Equipment system, the online infrared measurement of temperature expert diagnostic system of especially a kind of power equipment.
Background technology
Existing power equipment infrared measurement of temperature mainly contains as under type: 1, adopt handheld thermometer; 2, intelligent robot is adopted; 3, online monitoring.Handheld thermometer, personnel specialty of being taken pictures quality, environmental influence are serious and can not monitoring electrical equipment running status in real time, and temperature measurement data truly cannot reflect the state of equipment under certain environmental conditions; Intelligent robot thermometric not only affects by amblent air temperature, wants accurate positioning equipment to detect position simultaneously and also has problems; In addition, the mode of handheld thermometer and robot does not all reach the object of electrical equipment fault automatic analysis and diagnosis, needs by means of expert's manual analyzing, cannot Timeliness coverage fault.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of power equipment online infrared measurement of temperature expert diagnostic system, carries out automatic diagnosis and early warning, avoid accident to occur to electrical equipment fault, reduces loss.
For solving the problems of the technologies described above, technical scheme of the present invention is as follows:
The online infrared measurement of temperature expert diagnostic system of a kind of power equipment, comprise online infrared imaging temperature measuring instrument, A/D converter, temperature sensor, air velocity transducer, humidity sensor, supervisory control comuter and acoustic-optic alarm, in supervisory control comuter, be provided with intelligent patrol detection module, actual measurement diagnostic module, alarm management module, trend analysis module be connected A/D converter with report query module, online infrared imaging temperature measuring instrument, temperature sensor, air velocity transducer, humidity sensor, A/D converter are connected with supervisory control comuter with acoustic-optic alarm.
In the online infrared measurement of temperature expert diagnostic system of above-mentioned power equipment, preferably, online infrared imaging temperature measuring instrument is pan and tilt head binocular camera, has a visible channel and an infrared channel, can take infrared chart and the visible images of power equipment simultaneously.
Beneficial effect of the present invention: compared with prior art, the present invention realizes the expert diagnosis function enriched: as single-phase to power equipment, heterogeneous line temperature tracing analysis, temperature gradient distributional analysis, isothermal analysis, temperature difference analysis, the analysis of maximum sustained load heat spot temperature prediction etc.
Accompanying drawing explanation
Fig. 1 is structural principle schematic diagram of the present invention.
Below in conjunction with the drawings and specific embodiments, the present invention is further illustrated.
Embodiment
Embodiment 1.As shown in Figure 1, comprise online infrared imaging temperature measuring instrument, A/D converter, temperature sensor, air velocity transducer, humidity sensor, supervisory control comuter and acoustic-optic alarm, intelligent patrol detection module, actual measurement diagnostic module, alarm management module, trend analysis module and report query module are installed in supervisory control comuter; Wherein online infrared imaging temperature measuring instrument is for taking infrared chart and the visible images of power equipment, and the infrared chart simulating signal that the infrared chart that output packet contains measured temperature is correlated with; A/D converter is used for the infrared chart simulating signal of online infrared imaging temperature measuring instrument shooting to be transformed to digital signal; Temperature sensor, air velocity transducer and humidity sensor are respectively used to detect climate temperature, wind speed and the humidity near power equipment; Acoustic-optic alarm is used for sending sound and light alarm signal.Online infrared imaging temperature measuring instrument connects A/D converter, and temperature sensor, air velocity transducer, humidity sensor, A/D converter are connected with supervisory control comuter with acoustic-optic alarm.Online infrared imaging temperature measuring instrument adopts pan and tilt head binocular camera, has a visible channel and an infrared channel, can take infrared chart and the visible light video image of power equipment simultaneously.
Claims (2)
1. the online infrared measurement of temperature expert diagnostic system of power equipment, it is characterized in that: comprise online infrared imaging temperature measuring instrument, A/D converter, temperature sensor, air velocity transducer, humidity sensor, supervisory control comuter and acoustic-optic alarm, intelligent patrol detection module, actual measurement diagnostic module, alarm management module, trend analysis module and report query module are installed in supervisory control comuter; Online infrared imaging temperature measuring instrument connects A/D converter, and temperature sensor, air velocity transducer, humidity sensor, A/D converter are connected with supervisory control comuter with acoustic-optic alarm.
2. the online infrared measurement of temperature expert diagnostic system of power equipment according to claim 1, it is characterized in that: described online infrared imaging temperature measuring instrument is pan and tilt head binocular camera, there are a visible channel and an infrared channel, infrared chart and the visible light video image of power equipment can be taken simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510400859.6A CN104913851A (en) | 2015-07-10 | 2015-07-10 | On-line infrared temperature-measurement expert diagnosis system for electric equipment |
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| CN201510400859.6A CN104913851A (en) | 2015-07-10 | 2015-07-10 | On-line infrared temperature-measurement expert diagnosis system for electric equipment |
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| CN104913851A true CN104913851A (en) | 2015-09-16 |
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| CN201510400859.6A Pending CN104913851A (en) | 2015-07-10 | 2015-07-10 | On-line infrared temperature-measurement expert diagnosis system for electric equipment |
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Cited By (4)
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| CN105424194A (en) * | 2015-11-18 | 2016-03-23 | 国家电网公司 | Unattended substation indoor-outdoor device node infrared temperature measuring method and system |
| CN105698937A (en) * | 2016-04-13 | 2016-06-22 | 云南电网有限责任公司电力科学研究院 | Infrared temperature-detecting device and method |
| CN106679821A (en) * | 2017-02-13 | 2017-05-17 | 浙江中新电力发展集团有限公司 | Portable power equipment fault recognition detector based on infrared image, and operating method for portable power equipment fault recognition detector |
| CN110514936A (en) * | 2019-09-17 | 2019-11-29 | 中国长江电力股份有限公司 | A kind of de-excitation resistance on-line monitoring and diagnostic method and system |
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| CN103822719A (en) * | 2014-03-18 | 2014-05-28 | 上海电力学院 | LabVIEW-based online infrared temperature monitoring system of electrical equipment |
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| CN204788670U (en) * | 2015-07-10 | 2015-11-18 | 江苏省电力公司苏州供电公司 | Online infrared temperature measurement expert diagnostic system of power equipment |
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| CN102721479A (en) * | 2012-04-16 | 2012-10-10 | 沈阳华岩电力技术有限公司 | Online monitoring method for temperature rise of outdoor electrical device |
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| CN203490564U (en) * | 2013-07-09 | 2014-03-19 | 安徽省电力科学研究院 | Infrared temperature measuring system based on transformer station inspection robot |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105424194A (en) * | 2015-11-18 | 2016-03-23 | 国家电网公司 | Unattended substation indoor-outdoor device node infrared temperature measuring method and system |
| CN105698937A (en) * | 2016-04-13 | 2016-06-22 | 云南电网有限责任公司电力科学研究院 | Infrared temperature-detecting device and method |
| CN106679821A (en) * | 2017-02-13 | 2017-05-17 | 浙江中新电力发展集团有限公司 | Portable power equipment fault recognition detector based on infrared image, and operating method for portable power equipment fault recognition detector |
| CN110514936A (en) * | 2019-09-17 | 2019-11-29 | 中国长江电力股份有限公司 | A kind of de-excitation resistance on-line monitoring and diagnostic method and system |
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Application publication date: 20150916 |
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