Appraisal of a New Safety Assessment Method using the Petri Nets for the Machines Safety

摘要

In last years several assessment methodologies were applied to evaluate the risks connected manufacturing and maintenance practices. The law and the best practices in industry are growing up in importance and relevance. Many times the assessment is related only to the expert opinion. This paper deals with the presentation of a new assessment method, adaptable also to a specific risk such as the mechanical one, using as assessment tools the check-lists and the Petri Nets. Moreover, a real case with the safety analysis for a machine in a carpentry factory is presented, to appraise the effectiveness of the method presented.