A Decision-making and Emergency Command System of Port Emergency Defense Based on GIS

Emergency prevention is the most important to ports in China .Combining GIS and port management , this paper designs a port decision making and emergency command system .The system consists of several application modules ,such as dangerous source daily management ,rescue resource management ,emergency command management , emergency decision analysis and virtual simulation of emergency drills .The application of the system in Nanjing Port shows that the system can integrate all rescue resources effectively ,and improve the ability of emergency handling .