2. Parameters and keywords
2.1 Parameters
The HAZOP method calls on specific parameters that are expressed in simple words (nouns or verbs) characteristic of the design intent, which can be defined as follows: They can be defined as "physically measurable quantity, action or operation to be carried out". Table 2 lists some of the most frequently used parameters in the process industry.
It should be noted that man is a stakeholder in the operations and actions to be carried out. So it's easy to see why his role in plant safety is crucial.
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Parameters and keywords
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Bibliography
The method was first published in 1974 by LAWLEY*, then successively described in three application guides, the first in 1976 by KNOWLTON* and SHIPLEY of ICI, the second in 1977 by the Chemical Industries Association (CIA)* and the third in 1981, again by KNOWLTON*, but on behalf of Chemetics International Ltd. These guides were followed twenty years later, in 2001, by the international standard IEC 61882 entitled: "Hazard...
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