CD Skripsi
Desain Ulang Sayap Dan Fuselage Pada Wahana Terbang Fixed Wing Atha Mapper 2150
ABSTRACT
UAV Atha Mapper 2150 is a fixed wing type flying vehicle that can only fly for 30
minutes. Limited cruising time is influenced by several factors, namely the relatively
low coefficient of lift force (Cl), as well as the air resistance (drag) that works along
the fuselage is relatively large. This research aims to produce Atha Mapper 2150
UAV wing design with greater Cl value and lift drag ratio, resulting in fuselage
design with smaller drag force (FD), and knowing the strength of the structure on
the wings and fuselage of Atha Mapper UAV. The wings and fuselage were
redesigned with the help of Autodeks Inventor software. Airfoil candidates
simulated wings using the help of XFLR5 software to find out aerodynamic
characteristics. Aerodynamic simulation of fuselage design and complete airframe
design is done with the help of Ansys software. Simulation of the strength of wing
design structure and fuselage was also conducted with the help of Ansys software.
From the redesign process, the wings of the latest generation Atha Mapper 2150
UAV were successfully designed with a relatively larger lift force coefficient
(1.4740) and a relatively larger lift grag ratio (5.587%) and (13.245%) compared
to the previous design. The latest generation fuselage was successfully designed
with a relatively smaller drag force (0.1338 N) value of 27.871% compared to the
previous fuselage design. From the simulation of the strength of the wing structure,
the maximum deflection value occurred at 13,571 mm (wingtip), the maximum
voltage that occurred was 19,673 MPa (spar of wing connection with fuselage) and
the minimum safety factor value of 3.2772. Furthermore, from the simulation of the
strength of the fuselage structure, the maximum deflection value occurs at 0.25816
mm (in the middle of the fuselage), the maximum voltage occurs at 1,876 MPa (wing
connection with fuselage) and the minimum safety factor value is 15.
Keywords : Atha Mapper 2150, Ansys, UAV, Wings, Fuselage, Lift Force
Coefficient (Cl), Drag Force (FD)
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