The paper studies the automatic program of optimal running-plan of train number on computer for the urban railway traffic with all kinds of cycling considered.

WITH COMPETITION BECOMING MORE AND MORE INTENSE IN AIR TRANSPORT MARKET, HOW TO FORMULATE FLIGHT SCHEDULING REASONABLY AND EFFECTIVELY BECOMES IMPORTANT CONTENT OF AIRLINE DECISION.

Research on the optimization of shift plan in freight classification computer integrated process system;

Making a class plan and summing up experience are the tow basic links in a chain of class management.

With the intensive progress of railway informat ization, the need of study on auotmation of railway classification shunting operation,especially the integration of primary sub-administration day plan and train consist has become increasingly urge.