Combined power installations for the of heavy-duty and off-road vehicles

The paper describes the different versions of the active road trains, which can consist of a traction vehicle and trailer parts with a combined power installation. These vehicles are intended for use in difficult road conditions. The article contains the advantages of stepless variable transmission are compared with a mechanical one. The results of calculating engine power for various road conditions are shown. The presented transport system can also be operated in autonomous (pilotless) mode.