Research on the Model of Unexpected Events Situation Based on the Life-Cycle

How to strengthen emergency management is important to the country overall economic, social development, people´s life and property. By analyzing the macro business process in emergency management and the relevant emergency resources, it classifies the emergency resources and analyzes the relationship between emergency resources and events, then evaluates the emergency state by emergency resources and builds the model of unexpected events based on the life-cycle. The model is helpful to understand unexpected events situation timely and assess incidents, and provides decision support for emergency management.