Research Article

Modeling and Simulation of Emergency Resource Allocation Process Based on Generalized Stochastic Petri Net

Table 2

Meanings of place P and transition T in the GSPN model.

PlaceMeaning of the placeTransitionMeaning of transition

P0Information about emergenciesT0Emergency command center receives disaster information
P1The initial situation of the emergencyT1Judging the level of the incident and formulating a plan
P2Emergency command center databaseT2Calling reserve resources
P3Emergency command center decision planT3Contacting a partner supplier
P4The emergency reserves of the local governmentT4Direct rental by government and enterprises
P5Resources rented directlyT5Internet media communication
P6Resources purchased and produced by suppliers in the marketT6Reserve resources shipped to P8
P7Resources donated by societyT7Commercial resources shipped to P8
P8Emergency resources dispatch centreT8Requisitioned resources shipped to P8
P9Emergency supplies informationT9Donated resources shipped to P8
P10Complete emergency forward logisticsT10Distributing emergency resources to various distribution points
P11Waste emergency resourcesT11Obtaining the demand information of the disaster-affected area
P12Nonrecyclable resourcesT12Collection of post-disaster emergency resources
P13Resources that cannot be directly recycledT13Detection and recycling
P14Resources that can be directly recycledT14Green treatment
P15Fuel, fertilizerT15Supplier reprocessing
P16Other raw resources and productsT16To the local repository
P17Reserve resourcesT17Emergency end, information feedback