Title :
Probabilistic safety assessment and management of control laws
Author_Institution :
Tokyo Univ. of Marine Sci. & Technol., Japan
Abstract :
This paper presents a probabilistic safety assessment and management framework based on the international safety standard, IEC 61508, for control laws designed especially by reliable control theory. The framework uses Markov techniques summarized in IEC 61165 to take restoration of control devices into consideration. It clarifies a concrete contribution of reliable control to risk reduction required in IEC 61508.
Keywords :
IEC standards; Markov processes; control theory; probability; reliability; safety; IEC 61508; Markov techniques; control laws; international safety standard; probabilistic safety assessment; reliable control theory; safety management; Concrete; Control systems; Control theory; IEC standards; Marine safety; Rail transportation; Reliability theory; Risk management; Signal processing; Software safety;
Conference_Titel :
American Control Conference, 2005. Proceedings of the 2005
Print_ISBN :
0-7803-9098-9
Electronic_ISBN :
0743-1619
DOI :
10.1109/ACC.2005.1470301