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가솔린 엔진용 피스톤의 오일 갤러리 적용에 따른 피스톤 온도 특성
김충희 ( Chunghui Kim ),김현철 ( Hyunchul Kim ),한상욱 ( Sangwook Han ),유연설 ( Younsul Yoo ),서충배 ( Chungbae Seo ) 한국액체미립화학회 2016 한국액체미립화학회 학술강연회 논문집 Vol.2016 No.-
Recently, the power output of gasoline engine is getting higher and hence the thermal and mechanical load to the piston is also increased. In this study, the oil gallery which is usually used in the diesel engine piston was applied to the gasoline engine piston for the improvement of piston durability. The oil jet was installed in the cylinder block for the usage of oil gallery. As a result, the maximum temperature of the piston with oil gallery resulted in the decrease of 21.9% compared to the Base piston. Piston durability test in the engine firing condition is needed for the verification.