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6극 9슬롯과 6극 18슬롯의 조합을 갖는 매입형 및 표면부착형 영구자석 동기전동기의 특성 비교 분석
박유섭(Yu-Seop Park) 한국자기학회 2019 韓國磁氣學會誌 Vol.29 No.2
This paper deals with the comparative investigation on electrical machines which are an interior permanent magnet synchronous motor (IPMSM) and a surface-mounted permanent magnet synchronous motor (SPMSM) by considering pole and slot combination under identical size conditions. Each of 6 pole machine employs 9 slot and 18 slot stator cores with concentrated winding and distributed winding, and those machines are designed to have identical induced voltage and output torque conditions for their reasonable comparison. Based on the electromagnetic field characteristic analysis results by finite element method (FEM), their torque, power loss and efficiency are addressed. Besides, while their efficiency maps are derived by output power and power losses, the best model with highest efficiency was determined, and the volume of their used materials are comparatively addressed for the application of 30 (kW) machine in milling systems.
전자기 전달관계 이론을 이용한 회전자 축 조건별 영구자석 동기 전동기의 정특성 해석
장석명(Seok-Myeong Jang),박유섭(Yu-Seop Park),고경진(Kyoung-Jin Ko),박지훈(Ji-Hoon Park),이성호(Sung-Ho Lee),최장영 대한전기학회 2009 대한전기학회 학술대회 논문집 Vol.2009 No.4
This paper deals with the static analysis on the permanent magnet synchronous motors(PMSM) using transfer relation theorem according to the shaft materials, and adopts the analytical method to predict the magnetic field distribution and to calculate the electrical parameters by using Transfer Relation Theorem(TRT) in terms of 2-D model in polar coordinates system. In addition, the three types of PMSMs with different types of shafts, which are Iron cored, Air cored, Full-ring permanent magnet type shaft, are suggested in this research, and with those models, not only the analysis on the magnetic field distribution, the estimation of electrical parameters, but also their comparison with Finite Element Analysis(FEA) is processed.