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박준수(Jun-su Park),김학수(Hak-su Kim),이덕재(Duck-jea Lee),장시열(Siyoul Jang),한관수(Kwan-Soo Han) 한국자동차공학회 2006 한국자동차공학회 춘 추계 학술대회 논문집 Vol.- No.-
The durability of an automatic transmission is greatly affected by the lubrication properties of transmission fluid. However, it is diflicult to exactly estimate the flow rate of lubricating oil at each part of automatic transmission, because of its structural complexity under the rotating condition. This study is performed on oil-cavitation flow in the main shaft to simulate the oil flow dutribution through the oil hole. Oil enters into a horizontal tube through entry and discharges into open air via radially-attached branches. Oil flow and pressure, rotational speed and branch-shaft diameter dimensions are varied. Changes in flow rate with rotational speed are obtained. This study is belived to be the start for the optimal design of the lubricating system in the automatic transmission.