Then acoustic radiative pressure level is computed with a 3-D FE acoustic-field model and bounary conditions imported from the result of vibration response by infinite FEM.

 
  • 建立齒輪箱外聲場(chǎng)二維有限元模型,導入齒輪箱振動(dòng)響應結果作為聲學(xué)邊界條件,并采用無(wú)限有限元法計算了輻射聲壓級。
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