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연료전지자동차의 연비향상을 위한 수소재순환블로어 모터 개발
권순효(Soonhyo Kwon),김태헌(Teahun Kim),방기창(Kichang Bang),김경원(Kyungwon Kim),이석원(Sukwon Lee) 한국자동차공학회 2012 한국자동차공학회 부문종합 학술대회 Vol.2012 No.5
When hydrogen and air is supplied to generate electricity in fuel cell stack, however suitable amount is supplied, all the hydrogen not form water. There is supplied hydrogen which did not reacted perfectly and mixed in exhaust fumes ,It can be caused danger of exploding and ineffective hydrogen application.Therefore, recycle of hydrogen is needed for aspect of effective hydrogen. This hydrogen recirculation system makes reacted hydrogen recycled and rate of hydrogen increased through stack. As a result, it is the purpose that induces mileage of car. For this, ejector or hydrogen recirculation blower has been studied as main method.
Brake-by-Wire 시스템용 전자 브레이크 모터 개발
방기창(Kichang Bang),김경원(Kyungwon Kim),김태헌(Teahun Kim),이석원(Sukwon Lee),권순효(Soonhyo Kwon) 한국자동차공학회 2011 한국자동차공학회 부문종합 학술대회 Vol.2011 No.5
The vehicle industry has been developing day by day. Demand for the development of intelligent vehicle that will satisfy both technology and economy has been increased. As a result, the vehicle control system has been changed from a mechanical control method to a electrical control method. In case of brake system, the direct control method that can directly brake a vehicle using a electric wires are under study to replace oil pressure system. This paper deals with a electric mechanical brake motor that is one of the core automotive part contributing greatly to the development of automotive industry.