One of the oldest metro of the world, the mythic Parisian first line is now equipped with Platform Screen Doors […]

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

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

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

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

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

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

The KFS SIL2 system, a SIL2 certified automatic train stop mechanism (DAAT)  underwent testing at night, from September 27th to […]