噪声与振动控制
譟聲與振動控製
조성여진동공제
NOISE AND VIBRATION CONTROL
2013年
z1期
395-397
,共3页
声学%消声器%传递损失%压力损失%有限元
聲學%消聲器%傳遞損失%壓力損失%有限元
성학%소성기%전체손실%압력손실%유한원
acoustics%muffler%transmission loss%pressure loss%finite element analysis
根据空压机进气噪声的频谱特性设计空压机进气消声器，为研究其内部的声学特性和阻力特性，运用声学软件LMS Virtual Lab对空压机消声器的声学性能进行仿真分析，得到了其传递损失曲线；运用计算流体力学软件FLUENT对消声器的阻力特性进行仿真分析，得到其阻力特性，为消声器的改进优化提供了据。
根據空壓機進氣譟聲的頻譜特性設計空壓機進氣消聲器，為研究其內部的聲學特性和阻力特性，運用聲學軟件LMS Virtual Lab對空壓機消聲器的聲學性能進行倣真分析，得到瞭其傳遞損失麯線；運用計算流體力學軟件FLUENT對消聲器的阻力特性進行倣真分析，得到其阻力特性，為消聲器的改進優化提供瞭據。
근거공압궤진기조성적빈보특성설계공압궤진기소성기，위연구기내부적성학특성화조력특성，운용성학연건LMS Virtual Lab대공압궤소성기적성학성능진행방진분석，득도료기전체손실곡선；운용계산류체역학연건FLUENT대소성기적조력특성진행방진분석，득도기조력특성，위소성기적개진우화제공료거。
Based on the intake noise spectrum of air compressor, a muffler for the air compressor is designed. In order to study its acoustic characteristics and internal resistance characteristics, LMS Virtual Lab is used to simulate and analyze the acoustic performance of the air compressor muffler , its transmission loss curve is received. Computational fluid dynamics software FLUENT is used to simulate and analyze its resistance characteristics and its resistance characteristics is obtained .It provides a basis to improve and optimize the structure of muffler.
