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pro vyhledávání: '"Ding-yao Lin"'
Autor:
Ding-yao Lin, 林鼎堯
102
For a low frequency sound wave, it propagates inside a muffler in a way of the plane wave; however, the effect of the higher-order wave will be ignored when using a plane wave theory to predict the acoustical performance of a muffler. It is
For a low frequency sound wave, it propagates inside a muffler in a way of the plane wave; however, the effect of the higher-order wave will be ignored when using a plane wave theory to predict the acoustical performance of a muffler. It is
Externí odkaz:
http://ndltd.ncl.edu.tw/handle/f55fv5
Publikováno v:
Journal of Physics: Conference Series. 1583:012001
In order to overcome the drawback of the accuracy for the Plane wave theory in the muffler’s acoustical calculation in the region of higher frequencies, we use a theoretical analysis of eigen function in conjunction with a four-pole system matrix t