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박성기,나선채 조선대학교 생산기술연구소 1990 生産技術硏究 Vol.12 No.1
The international community is changing with unforcseable trends by introduction of economic principle of capitalism of communist countries as a result of detente between east and west, a rise of economic power of pacific countries, unification of European countries (EC) blocks, and the increasing trade pressure by U.S.A. In domestic, under the rapidly changing by northern policy, autonomous and open economy and political democratization which were derived since Olimpiad, as well as by the voice of workers becoming higher and higher, the difficult problems the enterprise should solve lie a heap. The newly opening pacific era is a good opportunity that we should not miss, in order to make it a springboard for take-off of our economic development we should develop a long-term strategic management to meet the present situation and future trends. The present paper investigates the present problems that our automobile industries must solve to maintain stable markets through diversification of export markets and to balance the trade trouble by expanding domestic markets.
강효철(Hyocheol Kang),나선채(Seonchae Na),최병용(Byungyong Choi),김지현(Jihyun Kim),조한결(Hankyeol Cho),유소영(Soyoung Yoo),이종탁(Jongtak Lee) 한국자동차공학회 2019 한국자동차공학회 부문종합 학술대회 Vol.2019 No.5
The demand of car increases steadily in developing country(India, China, Brazil). Hyundai Motor Company makes every possible effort, for example adjusting upward the number of Car Manufacture for gaining share sales in developing country. For gaining cost competitiveness improvement, seat frame of previous version is applied in the automobile which is exported to developing country. But it doesn’t have enough weight competitiveness than rival car’s seat. Because of this reason, we must develop seat frame of new version which has light weight and enough strength.
윤미정(Mijung Yun),김미래(Mirae Kim),강건(Gun Kang),오정석(Jeongseok Oh),이성훈(Seonghoon Lee),나선채(Seongchae Na),이현종(Hyunjong Lee) 한국자동차공학회 2011 한국자동차공학회 학술대회 및 전시회 Vol.2011 No.11
Due to a growing interest in sustainability and control of raw material costs in all types of industrial production, use of Natural oil polyol has become more and more popular in the Polyurethane foam industry. This study describes work focused on replacing petroleum based polyols with castor based polyols in flexible foam application. As a result of development, we applied 10% biomass seat foam with based on castor oil.