The Preliminary Hazard Analysis Railway

The Preliminary Hazard Analysis (PHA) consists in identifying, at the system level, which redundant events can lead to dangerous situations […]

Innotrans Fair 2010 Exhibitions/conferences, Railway

CLEARSY is delighted to announce its participation in the Innotrans show, which will take place from 21st to 24th September […]

Risk control and dependability Railway

As part of a PEE(Programable / Electrical / Electronics), the analysis of dependability of a system must fit into a […]

The Electrical/Electronic System Reliability Railway

Reliability definition The most current reliability definition is, the (probability of) capability of an entity to perform a required function, […]

CLEARSY’s colleagues are recognised as Certifer evaluators Railway

“Control and Signalling” for the Safety speciality of operating software “Control and Signalling” for the Electronics security speciality “Control and […]

Does the SIL systems exist? Railway

The term “system SIL” is a term used frequently, but very often leads to confusion. In fact, if one takes […]

The formal methods in the Operational Safety process Railway

The formal methods: Allow to define mathematically and rigorously the properties of operation of a system. Formal methods may apply […]

The IEC Standard and its derivatives Railway

The IEC 61508 standard is a generic standard, created in European version by CENELEC in 2002 as EN 61508, and […]