Airplane Design Process in the Base of Roskam Method and Application on Design of an Unmanned Air Vehicle

In This Article, an unmanned airplane vehicle (UAV) has been design using a new method(Roskam method). This design is based on the maximum payload of ۴kg, maximum altitude of  ۲۵۰۰m, cruise speed of ۱۲۰ km/h at sea level and loiter of ۶۰ min. Based on this, desing configuration of the UAV with the aim of patrolling, recognition, and data aquzation, has been done, and design parameters including three - view of airplane is presented.