Prerequisites of the automated system of monitoring and early diagnosis of the state of high-voltage lines
Journal: Reporter of the Priazovskyi State Technical University. Section: Technical sciences (Vol.29, No. 1)Publication Date: 2014-12-04
Authors : M.D. Dyachenko; Yu.A. Teslya;
Page : 180-187
Keywords : contact joints; system monitoring; diagnostics; sensor networks; self-organizing network;
Abstract
Violation of the contact connection leads either to breakage of the conductor, or fire equipment. Currently, for technical inspection of high voltage contact connections used method of thermal control or periodic visual inspection. Such control of long power lines becomes expensive. Therefore, to improve the reliability of connections required automatic condition monitoring of high-voltage contact connections. The system consists of a set of intelligent modules, located directly to contact connection and continuously measure its temperature and contact resistance. Microprocessor control module has a continuous connection with the same modules on other low-power contact connections via packet radio transceiver. The basis of the organization of an information network on the concept of self-organizing sensor networks. In it, each intelligent module performs the function of a router. It solves the problem of finding an optimal route data to central control. He can change the decision if conditions change operation transceiver equipment. This solution allows using a low-power transmitter to provide coverage in the long power lines more than hundreds km. And provide excellent data transmission quality. The proposed system allows continuous monitoring of each high-voltage power system contact connection, predict rejection of degradation of each of them and thus improve the reliability of power supply in general
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