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Fault Location Identification Using Software Fault Tolerance Technique  

Kim Wonha (경희대학 전자학과)
Jang Yong-Won (명지대학 정보학과)
Han Seung-Soo (명지대학 정보학과)
Publication Information
The Transactions of the Korean Institute of Electrical Engineers A / v.54, no.2, 2005 , pp. 73-78 More about this Journal
Abstract
The management of technological systems will become increasingly complex. Safe and reliable software operation is a significant requirement for many types of system. So, with software fault tolerance, we want to prevent failures by tolerating faults whose occurrences are known when errors are detected. This paper presents a fault location algorithm for single-phase-to-ground faults on the teed circuit of a parallel transmission line using software fault tolerance technique. To find the fault location of transmission line, we have to solve the 3rd order transmission line equation. A significant improvement in the identification of the fault location was accomplished using the N-Version Programming (NVP) design paradigm. The delivered new algorithm has been tested with the simulation data obtained from the versatile EMTP simulator.
Keywords
Fault tolerance; NVP; Newton-Raphson; EMPT;
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