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전자기형 액추에이터 기반 레이저 고속조준기의 구조신뢰성 연구
유준선(Junsun Yoo),임선빈(Seonbin Lim),노현규(Hyungyu Roh),정재우(Jae Woo Jung),이승한(Seoung-Han Lee),박노철(No-Cheol Park) 대한기계학회 2021 대한기계학회 춘추학술대회 Vol.2021 No.11
Laser weapons are being developed competitively in the defense industry because they are relatively easy to use and can exert powerful energy with high cost-efficiency. FSM(Fast Steering Mirror) is a very significant component for precisely tracking target objects and aligning beam. In this study, a new type of FSM with voice coil actuators was developed. In consideration of the amount of electromagnetic force allowed by voice coil actuators, the reliability of the structural design for implementing the desired performances such as driving range, bandwidth, and angular acceleration was verified. ANSYS Electronics, a software for electromagnetic analysis, and ANSYS Mechanical for structural analysis were used in order to evaluate the reliability of FSM. Moreover, the structural robustness was verified by having a sufficient safety factor through stress analysis.
Voice Coil Actuator를 이용한 고속조준기의 구조설계 및 신뢰성 검증 연구
유준선(Junsun Yoo),임선빈(Seonbin Lim),정재우(Jae Woo Jung),정상원(Sang Won Jung),김재현(Jae Hyun Kim),윤준영(Jun Young Yoon),이승한(Seoung-Han Lee),곽도현(Do Hyun Kwak),정의봉(Eui-Bong Jeong),박노철(No-Cheol Park) 한국소음진동공학회 2021 한국소음진동공학회 논문집 Vol.31 No.4
Because laser weapons are relatively easy to use and can exert powerful energy with high efficiency versus cost, the laser weapons are being developed competitively in the defense industry. A fast steering mirror is the key component for precision tracking and automatic beam alignment, which are the main performances of laser weapons. The purpose of this study is to verify the structural design and driving reliability for implementing the target performance of a fast steering mirror using voice coil actuators. For the performance evaluation of a fast steering mirror, the driving range for the available thrust considering of the electromagnetic force and also the dynamic characteristics within the driving bandwidth were investigated through electromagnetic and structural analysis. In addition, the structural robustness was verified by securing a sufficient safety factor based on the analysis of the fatigue life for the area where the stress was concentrated.