CAJ | 학술논문

对某新开发车型排气系统的消声特性进行研究，应用三维数值方法对消声器的传递损失进行预测，并建立此消声器所匹配发动机的燃烧模型，以发动机不同工况下消声器入口处的气流温度、速度作为影响因素，对发动机影响下消声器实际传递损失进行分析，更准确地预测消声器实际工作时的消声性能。
대모신개발차형배기계통적소성특성진행연구，응용삼유수치방법대소성기적전체손실진행예측，병건립차소성기소필배발동궤적연소모형，이발동궤불동공황하소성기입구처적기류온도、속도작위영향인소，대발동궤영향하소성기실제전체손실진행분석，경준학지예측소성기실제공작시적소성성능。
In this paper ,the performance of muffler in a new exhaust system was studied ,the transmission losses of muffler were predicted by three-dimensional numerical method ,and the combustion model of the muffler matched engine was established .The temperature and speed of the airflow at the muffler entrance in different conditions were calculated ,the change of actual transmission losses of muffler under the impact of engine was analyzed ,the actual performance of muffler was predicted more accurately .