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[가솔린엔진부문] 엔진 냉각 시스템 개선에 관한 실험적 연구
김기찬(Kichan Kim),전문수(Moonsoo Chon),윤정의(Jeong-eui Yun),민선기(Sunki Min) 한국자동차공학회 2000 한국자동차공학회 춘 추계 학술대회 논문집 Vol.- No.-
This paper is focusing m the improvement of engine cooling system. To improve engine cooling performance, the authors approached in two ways. One is to increase water pump performance, changing of impeller shape and lightening of material were carried out. The second me is cooling efficiency rise, which were investigated with head gasket coolant flow hole optimization with visualization technique. The test results show that water pump performance was increased effectively, reduction of pump drive torque, and increase of pump flow-rate and pressure rise. Gasket hole pattern optimization test results represent good head coolant flow which stands cross flow from exhaust to intake pat side and small va1ex were removed