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As the event sequence diagram (ESD) methodology is used for modeling the complex system, the event simply describes system configuration and status in order to control the size of the model, so the model can't directly reflect the design and operation limitation. According to the hierarchy feature for the structure of nuclear power plant, a layered modeling of ESD is presented for marine nuclear power...
The maintenance processes of ships have an important impact on maintenance quality and schedule. For the purpose of controlling and optimizing practical maintenance processes, the paper analyzed the characteristic of maintenance processes and presented the flow. The method of processes modeling based on Petri net (PNs) was used to describe the practical maintenance processes, and the maintenance processes...
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