{"id":44,"date":"2014-08-29T15:02:05","date_gmt":"2014-08-29T14:02:05","guid":{"rendered":"http:\/\/www.systerel.fr\/en\/?page_id=44"},"modified":"2025-11-04T14:52:42","modified_gmt":"2025-11-04T13:52:42","slug":"rams","status":"publish","type":"page","link":"https:\/\/www.systerel.fr\/en\/solutions\/rams\/","title":{"rendered":"RAMS"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Software system safety<\/h2>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>&#8220;The dependability of a system is the property that allows its users to place justified trust in the service it delivers.&#8221;<\/strong><br>\u2014 <em>Jean-Claude Laprie<\/em><\/p>\n<\/blockquote>\n\n\n\n<p>Ensuring dependability helps avoid the additional costs incurred by non-compliance with safety requirements.<\/p>\n\n\n\n<p>Systerel performs dependability and safety analyses for highly critical systems. These activities contribute to establishing the safety level according to the normative requirements of highly constrained systems.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Domain knowledge<\/h2>\n\n\n<section class=\"block  blanc avec-onglet\"><\/p>\n<h3>Railway systems<\/h3>\n<ul>\n<li>Metro, trams,\u00a0high-speed lines<\/li>\n<li>Signaling, interlocking stations, next-generation stations, computerized switching stations, etc<\/li>\n<li>CBTC (ZC, CC)\/SAET\/OCTYS, ERTMS (EVC, RBC), KVB, DMI\u2026<\/li>\n<\/ul>\n<h3>Aerospace Systems<\/h3>\n<ul>\n<li>Inertial\u00a0navigation system (IRS), thrust reversal (ETRAS), landing gear systems(LGS, LGBSCU)\u2026<\/li>\n<li>DO178 C certification kit for tools used in aircraft electrical distribution systems<\/li>\n<\/ul>\n<p><\/section>\n\n\n\n<h2 class=\"wp-block-heading\">Strong Expertise in Methodologies<\/h2>\n\n\n<section class=\"block  blanc avec-onglet\"><\/p>\n<ul>\n<li>Process hazard analysis<\/li>\n<li>Functional analysis<\/li>\n<li>Failure mode, effects and criticality analysis (FMECA)<\/li>\n<li>Software error impact\u00a0analysis (AEEL)<\/li>\n<li>Fault tree analysis<\/li>\n<li>Dependency\u00a0analysis<\/li>\n<li>Independence analysis<\/li>\n<li>Reliability and availability calculations<\/li>\n<\/ul>\n<p><\/section>\n\n\n\n<h2 class=\"wp-block-heading\">Mastery of normative processes<\/h2>\n\n\n<section class=\"block  blanc avec-onglet\"><\/p>\n<ul>\n<li>Expertise in safety-critical systems<\/li>\n<li>Compliant with industry standards\u00a0<a title=\"Standards and processes\" href=\"https:\/\/www.systerel.fr\/en\/expertise\/standards\/\">norms<\/a>: CENELEC EN 50126, EN 50128\/EN 50716, EN 50129, IEC 61508, IEC 62138, ARP 4761, etc.<\/li>\n<\/ul>\n<p><\/section>\n\n\n\n<p><strong>Examples of activities:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Writing the safety assurance plan<\/li>\n\n\n\n<li>System\/software risk analysis<\/li>\n\n\n\n<li>Specification of safety requirements<\/li>\n\n\n\n<li>Establishment of a safety report (generic product, generic application or specific application)<\/li>\n<\/ul>\n\n\n\n<p class=\"SYSNormal\">Safety-critical systems have very high dependability requirements.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Qualified Accredited Functional Safety Body (OQA SDF)<\/h2>\n\n\n\n<p>As a <strong>Qualified Accredited Functional Safety Body (OQA SDF)<\/strong>, Systerel evaluates the safety of railway systems, particularly in the fields of <strong>railway control-command and signaling<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Evaluation Directors<\/h2>\n\n\n\n<p>Our <strong>Evaluation Directors (DRE)<\/strong> are recognized experts in functional safety and cybersecurity, with highly complementary backgrounds, enabling them to address issues that are both vast and complex.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Autonomous Road Transport Systems (STRA)<\/strong>: Cybersecurity compliance evaluation for autonomous vehicles<\/li>\n\n\n\n<li><strong>Railway Systems (STRTMG)<\/strong>: Signaling, traction logic, etc.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Systerel performs risk analyses of dependable systems for industrial customers.<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":22,"menu_order":5,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-44","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - 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