The Program Research on Security Programs Before Flight Based on Single Code Network Plan

The civil aviation industry has made rapid development with the continuous growth of China's economy. At the same time,the airline companies buy more and more civil aircrafts. This phenomenon will lead to a big flying density,which will make airport management become more complex. This paper first introduces the characteristic of security programs before flight and the single code network plan,and then put the security programs before flight into the single code network plan to find out the key route and calculate the guarantee period. Finally,we analyse the programs according to the guarantee period and critical route. It not only provides a support for administrator,but also we present a reasonable methods to reduce the guarantee period.