Analysis on the effect and countermeasures of the sudden large passenger flow in urban rail transit station

This paper illustrates the definition and characteristics of the sudden large passenger flow in urban rail transit,and analyzes in detail that how does the sudden large passenger flow influence the service level of urban rail transit station by evaluating indexes,such as the density of waiting and stranded passengers in the station platform.Furthermore,the method of calculating each index and the countermeasures to how to ensure the orderliness of the passenger flow are proposed in this paper.