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유성필(Seong-Pil Ryu),최서호(Seo-Ho Choi),유기호(Ki-Ho Yoo),안병기(Byung-Ki Ahn),황인철(In-Chul Hwang),임태원(Tae-Won Lim) 한국자동차공학회 2009 한국자동차공학회 학술대회 및 전시회 Vol.2009 No.11
Kia Motor Company(KMC) has developed the fuel cell hybrid electric vehicle named Mohave FCEV powered by 115㎾ Kia fuel cell stack and hybridized with super-capacitors. The previous version is the Sportage FCEV, which was powered by 80㎾ Kia fuel cell stack and hybridized with Lithium-ion polymer battery. For the traction motor, a PMSM(Permanent Magnet Synchronous Motor) is developed to replace the induction motor in order to increase the vehicle efficiency and the performance. The power of developed motor is 110㎾ in maximum and 55㎾ in continuous, it was 80㎾ in maximum and 40㎾ in continuous in the induction motor which was used in Sportage FCEV. With the increased fuel cell stack and the motor power, it reached 100㎞/h in 12.8 seconds from standstill. Total 633㎞ driving range was verified with the SF → LA road test on a single charge thanks to the increased efficiency of the fuel cell stack and electric power train and to the 700bar hydrogen tank system.
김재광(Kim, Jae-Kwang),이현동(Lee, Hyeoun-Dong),유기호(Yoo, Ki-Ho),임태원(Lim, Tae-Won) 한국신재생에너지학회 2008 한국신재생에너지학회 학술대회논문집 Vol.2008 No.05
Hyundai Motor Company has made an effort to develop fuel cell electric vehicle and its subsystem in recent years. This paper deal with the development of electric drive system applied to Hyundai's fuel cell electric vehicle. This system is composed of three main components such as motor, inverter and DC/DC converter. The specifications of each system is introduced briefly and experimental result of its main components is presented. In addition, we introduce the development status of power semiconductor device, film capacitor, inductor and permanent magnet.
김유한(Yu-Han Kim),이현동(Hyeoun-Dong Lee),유기호(Ki-Ho Yoo) 전력전자학회 2008 전력전자학술대회 논문집 Vol.- No.-
연료전지차 및 하이브리드차용 전기구동시스템의 냉각성능은 차량의 동력성능을 보장하기 위한 중요한 요소이다. 각 단품의 성능 확보를 위해 냉각수를 허용 온도 이하로 관리해야 하며 이때 라디에이터 방열량과 냉각수 유량이 중요 변수가 된다. 본 논문에서는 현대자동차 연료전지차량의 모터, 인버터를 포함한 100㎾ 전기구동시스템의 최적 냉각 설계를 위하여 차량 주행모드에 따른 전기동력부품의 발열량을 이론적으로 산출하고, 시험을 통하여 냉각시스템의 성능을 검증하였다.