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The system safety concept helps the system designer(s) to model, analyse, gain awareness about, understand and eliminate the hazards, and apply controls to achieve an acceptable level of safety. Ineffective decision making in safety matters is regarded as the first step in the sequence of hazardous flow of events in the "Swiss cheese" model of ...
The safety life cycle has 16 phases which roughly can be divided into three groups as follows: Phases 1–5 address analysis; Phases 6–13 address realisation; Phases 14–16 address operation. All phases are concerned with the safety function of the system. The standard has seven parts: Parts 1–3 contain the requirements of the standard ...
Software safety (sometimes called software system safety) is an engineering discipline that aims to ensure that software, which is used in safety-related systems (i.e. safety-related software), does not contribute to any hazards such a system might pose. There are numerous standards that govern the way how safety-related software should be ...
An occupational safety management system (OSMS) is a management system designed to manage occupational safety and health risks in the workplace.If the system contains elements of management of longer-term health impacts and occupational disease, it may be referred to as a occupational safety and health management system (OSHMS) or occupational health and safety management system (OHSMS).
When dealing with safety-critical systems, the acronym reliability, availability, maintainability and safety is frequently used. [citation needed] Dependability is an aggregate of availability, reliability, safety, integrity and maintainability. Integrity depends on security and survivability.
A safety-critical system is designed to lose less than one life per billion (10 9) hours of operation. [ 7 ] [ 8 ] Typical design methods include probabilistic risk assessment , a method that combines failure mode and effects analysis (FMEA) with fault tree analysis .
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A management system is a set of policies, processes and procedures used by an organization to ensure that it can fulfill the tasks required to achieve its objectives. [1] These objectives cover many aspects of the organization's operations (including product quality, worker management, safe operation, client relationships, regulatory ...