By E. Hollnagel
The becoming dependence of operating environments on advanced expertise has created many demanding situations and result in plenty of injuries. even supposing the standard of association and administration in the paintings atmosphere performs an immense position in those injuries, the importance of person human motion (as an immediate reason and as a mitigating issue) is indisputable. This has created a necessity for brand new, built-in ways to coincidence research and probability evaluate.
This e-book detailing using CREAM is, for that reason, either well timed and important. It offers an errors taxonomy which integrates person, technological and organizational components in keeping with cognitive engineering ideas. as well as the mandatory theoretical beginning, it presents a step by step description of ways the taxonomy may be utilized to examine in addition to are expecting functionality utilizing a context-dependent cognitive version.
CREAM can be utilized as a second-generation human reliability research (HRA) technique in probabilistic protection review (PSA), as a stand-alone process for coincidence research and as a part of a bigger layout strategy for interactive structures. particularly, using CREAM will let process designers and probability analysts to: • determine projects that require human cognition and as a result rely on cognitive reliability • be certain the stipulations the place cognitive reliability and resulting probability should be decreased • supply an appraisal of the results of human functionality on approach security which are utilized in PSA.
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Additional resources for Cognitive Reliability and Error Analysis Method
These differences must be reconciled in the basis for human reliability analysis, to the extent that this can be done without the need to solve a basic problem of psychology. 4 Volition The final definitive characteristic of erroneous actions concerns the requirement that the acting agent has the opportunity to perform in a way that would be considered appropriate. Thus as Zapf et al. (1990) have observed, if something was not avoidable by some action of the person, it is not reasonable to speak of erroneous actions.
In juxtaposing cognitive and commission errors. This distinction was made because it was felt that cognition had not been properly treated by the traditional or first-generation HRA. While this is indisputably correct, the solution of introducing a new term called "cognitive error" is not the right answer. The right solution, as advocated in this book, is to realise that all erroneous actions are a result of cognition (and of technology and of organisation), and that the solution therefore is to revise the basis for HRA per se.
As the view on human erroneous actions gradually became more refined it was acknowledged that incidents usually evolved through a conjunction of several failures and factors, and that many of these were conditioned by the context. , 1994) as contrasted with people at the blunt end. The people at the sharp end are those who actually interact with the processes in their roles as operators, pilots, doctors, physicians, dealers, etc. They are also the people who are exposed to all the problems in the control of the system, and who often have to compensate for them during both normal and abnormal operating conditions.
Cognitive Reliability and Error Analysis Method by E. Hollnagel