AMANCL - 응용기계음향 및 소음제어 연구실

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Research Topic

4
Generation mechanism of whistle sound due to narrow gap flow of automobile side-mirror

Main image
Target model: Real Side-mirror
Sound measurement and whistling condition

Sound spectrum of numerical and experimental whistle sound

Sound propagation region of side-mirror at whistling frequency
3
High-speed train flow noise [HEMU430X]
Q-criterion and vortex core with its strength
Target model: HEMU-430X(Highspeed Electric Multiple Unit-430km/h Experiment)
Global flow analysis 1. Q-criterion and vortex core with its strength

Global flow analysis 2. Velocity magnitude and static pressure …
2
격자 볼츠만 법을 이용한 자동차 뒷 창문 버페팅 소음 특성 해석
1
자동차 엔진 흡기계 소음 예측 및 저소음 설계 연구내용 자동차 엔진의 흡기계 쓰로틀 밸브의 빠른 열림 동작에 의한 덕트 내부 소음의 예측, 실험결과와 비교

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