Virtools 5 has strong interactivity,portability is good,operation and low environmental requirements,combined with practical training,and this paper puts forward Virtools 5 development of onboard equipment simulation training system based on.The system will be fully associated with the vehicle equipment training link of virtual reality technology,effectively solve the equipment structure of vehicle equipment training complex,expensive and site,quantity,type of restrictions and training efficiency.Vehicle equipment simulation platform based on virtual reality and distributed simulation technology as the foundation,to ensure a good human-computer interaction,so that the operation training personnel have feeling of be personally on the scene.The simulation platform display technology through the application of 3D graphics,virtual equipment in the screen of computer,simulation and scene control system real work.