| 摘要 |
PURPOSE: A silencer for a vessel is provided to effectively reduce not only middle and high frequency noise also a low frequency noise from a vessel. CONSTITUTION: A silencer for a vessel comprises a high frequency silencer(100) and a low frequency silencer(200). The high frequency silencer comprises a hollow muffler body(110), a sound absorbing member, and a plurality of absorbing panels(130). The plurality of absorbing panels is extended in the longitudinal direction of the muffler body inside the hollow muffler body, thereby being parallelly arranged at fixed intervals inside each muffler body. Walls of the low frequency muffler facing walls in entrance and exit sides of the body of the high frequency muffler are opened. The high frequency muffler has a hollow structure in which central portion is empty. |
