The utility model relates to the auxiliary design equipment field for broadcast station construction, aims to overcome the disadvantages in the prior art, and provides a simulation system and a simulation method thereof, which can simulate the operation of a broadcast station and can be used for integrating, designing, operating, measuring and controlling the broadcast station in the broadcast station construction and the risk assessment. The structure of the simulation system comprises a man-machine conversation platform, a correlation measure designing platform used for setting the correlativity among broadcast station subsystems, a device database used for storing selected apparatus parameters and a simulation system processing center; the simulation system processing center is respectively connected with the man-machine conversation platform, the correlation measure designing platform and the device database. The simulation system and the simulation method thereof provide very effective design guidance and management basis to a broadcaster and a manager, and is an effective technical means for enhancing the reliability of a broadcasting system of the broadcast.