JCQ depurant-muffler is adopted on 49ZQ engine using small rare-earth element balls as catalyst and took the method of quadrature frequency band optimization to opetmize the configuration parameters.
于492Q发动机的JCQ净化
声
稀土小球为催化剂,
正
带加权优化法优选
声
结构参数,取得良好的
声、净化性能。