REVIEW ON TOPOLOGY OPTIMIZATION OF DRONE FRAME

Unmanned Aerial Vehicles (UAVs), has experienced rapid growth in recent years and their applications ranging from surveillance, agriculture, logistics, and disaster management to military operations.A primary design challenges in UAV development is achieving lightweight structures without compromising strength, stiffness, and durability.The frame is essential as it supports the motors, electronics, and payload, significantly influencing the drone's overall flight performance.Topology optimization serves as a crucial computational design strategy aim at minimizing structural mass while fulfilling strength and functional requirements.This paper provides a review of topology optimization concerning drone frame structures, fundamental principles, commonly used methods, materials, software tools, manufacturing considerations, performance improvements, and avenues for future research.The findings indicate that topology optimization enhances the structural efficiency of UAVs, while outlines current challenges and opportunities for further advancements.