Research status and application progress of laser directed energy deposition technology
LIU Weijun
ZHANG Kai
WANG Huiru
BIAN Hongyou
Abstract：Laser directed energy deposition(LDED)technology,as a cutting-edge additive manufacturing technique,has demonstrated significant advantages in the fields of material processing and product manufacturing.This paper reviews the development history,fundamental principles,technical characteristics,and current applications of LDED technology across various industrial sectors.LDED technology can effectively enhance material utilization rates,reduce manufacturing cycles,and enable the direct fabrication of complex components,particularly in industries such as aerospace,automobile manufacturing and healthcare.Through simulation analysis,online monitoring and closed-loop control strategies,LDED technology has further improved the precision of part formation and product quality.With technological maturation and optimization,LDED technology is expected to play a more significant role in reducing costs,enhancing performance,and promoting the green transformation of manufacturing industry.
Keywords：additive manufacturinglaser directed energy depositionmetal material processingrepair and remanufacturingprocess researchmaterial propertysimulation and emulationonline monitoring
Publication Date：2024-09-25
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：15( 631-645 )