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이승(Seung Lee),남궁재균(Jae-Kyun Namgung),모형규(Hyung-Kyu Mo),안옥균(Ok-Kyun Ahn) 한국소음진동공학회 2015 한국소음진동공학회 학술대회논문집 Vol.2015 No.4
The noise generated by the engine propagates into the air and it can be radiated as noise inside the vehicle interior. One of the best ways to reduce the interior noise is to identify noise source. Engine encapsulation has not only reducing the noise but reducing the engine friction on the thermal management of the engine. This paper presents the noise contribution analysis of the engine encapsulation to reduce the interior noise level and analyze the temperature change of engine oil by the engine encapsulation.