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강경호(Kyongho Kang),조상준(Sangjoon Cho),윤영득(Yungdeuk Yoon),진형석(Hyungsuk Chin),이충호(Choongho Lee),유석진(Sukjin Yu),안효철(Hyochul Ahn) 한국자동차공학회 2011 한국자동차공학회 학술대회 및 전시회 Vol.2011 No.11
In this paper, engine generator system was investigated for a series type hybrid electric vehicle(SHEV). PMSM(Permanent Magnet Synchronous Machine) type generator and GCU(Generator Control Unit) was developed and validated by experiment using AC(Alternating Current) servo type dynamo. Generator and GCU was designed to meet the requirements from car manufacturer and was analyzed by using FEA(Finite Element Analysis) and CFD(Computational Fluid Dynamics). From the experiment results, it was found that the performance of designed engine-generator system can be satisfied well with the design specifications. Also, the transient behavior of the engine-generator system in engine cranking mode was observed.
군용 무인차량용 20kW급 구동전동기의 설계최적화에 관한 연구
강경호(Kyongho Kang),조상준(Sangjoon Cho),유석진(Sukjin Yu) 한국자동차공학회 2012 한국자동차공학회 학술대회 및 전시회 Vol.2012 No.11
This paper deals with the optimum design criteria for the 20kW PMSM type traction motor using DOE(Design of Experiments) and RSM(Response Surface Methodology). DOE and RSM is recently popular method to design the electrical machines for its simplicity. Using this method, the effects of four design parameters are analyzed. Finally, the effectiveness of this method and design result has been validated by experiments using dynamometer.
직렬형 하이브리드 차량의 동력제어전략을 고려한 발전 시스템의 열 특성에 관한 연구
강경호(Kyongho Kang),유석진(Sukjin Yu),안효철(Hyochul Ahn),최병길(Byonggil Choi),류종환(Jongwhan Ryu) 한국자동차공학회 2010 한국자동차공학회 학술대회 및 전시회 Vol.2010 No.11
The objective of this paper is to suggest a method how to analyze thermal characteristic of engine mounted generator in a driving condition of series type HEV(Hybrid Electric Vehicle). To calculate each specific temperature of generator, first of all, reference value of torque and speed in driving condition using vehicle simulator should be acquired. After that, power-loss map of generator can be constructed by the result of electromagnetic numerical calculation from demanded torque and speed. In this paper, for the fastest calculation thermal equivalent model of generator using commercial software was adapted. The result show that in order to consider the effect of driving schedule the proposed method is very effective.