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Optimized performance, design and manufacturing of compact silencer system for engine exhaust noise
- 【作者】
- Sami Oksanen
- 【摘要】
- 该论文已在赫尔辛基举行的第28届CIMAC大会上发表,论文的版权归CIMAC所有。Compact silencer system (CSS) was developed to gain a flexible noise attenuation performance for very demanding marine applications, like cruise ships, with extremely low exhaust noise emission requirements. The CSS is an exhaust silencer system consisting of multiple silencer elements in a cascade, making it possible to fit the silencer system into installations with limited space for the exhaust duct. The constantly increasing number of after treatment components, as a result of more stringent emission restrictions, leads to a higher exhaust system back pressure. Often the maximum backpressure is a limiting factor in the exhaust silencer design. The CSS is designed to meet lower backpressure limits compared to traditional exhaust silencers, and therefore it can be considered a more suitable option for complex exhaust systems. Product lifetime can also be a limiting factor in exhaust silencer systems. The product lifetime of CSS is extended compared to a conventional silencer by selecting special absorption materials with low flow erosion.
- 【会议名称】
- 第28届CIMAC会议
- 【会议地点】
- 芬兰 赫尔辛基
- 【下载次数】
- 2