http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Hz변화에 따른 엔진 밸브 및 밸브시트의 마모에 관한 연구
전경진(Keyoung Jin Chun),홍재수(Jae Soo Hong),이호중(Ho Jung Lee) 한국자동차공학회 2003 한국자동차공학회 춘 추계 학술대회 논문집 Vol.- No.-
The minimization of valve and valve seat wear is a critical pursuit of engine performance. In order to achieve this goal, we developed a new simulator, which can generate and control high temperature up to 900˚C, various speed up to 80Hz during the motion, like a real engine. The wear test rig is thought to be as a valid simulation of the engine valve and valve seat wear process with various speed during engine motions.<br/> The objective of this work focuses on the different wear from two different test speeds (10Hz, 25Hz). It was found that a higher speed (25Hz) cause more wear than a lower speed (10Hz) at the same test conditions (temperature, face force, cycle No.).<br/>
전경진(Keyoung jin Chun),홍재수(Jae Soo Hong) 한국자동차공학회 2002 한국자동차공학회 Symposium Vol.2002 No.11
The minimization of valve and valve seat wear is a critical pursuit of engine performance. In order to achiere this goal, we developed a new simulator, which can generate and control high temperature up to 900℃, verious speed up to 80㎐ during the motion, like a real engine. The wear test rig is thought to be a valid simulation of the engine valve and valve seat wear process with various speed duting engine motions.