汽油机爆燃诊断的包络线法  

Engine Knock Detection by Using Envelope Method

作　　者：魏鎔 王彩华[1] 杨亚平 

机构地区：[1]北京理工大学,第二汽车厂

出　　处：《内燃机学报》1995年第3期292-298,共7页Transactions of Csice

摘　　要：本文提出一种新的汽油机爆燃诊断方法──包络线法。研制了在微机上实现的包络线法爆燃诊断分析系统（ＫＥＤＳ－Ⅰ）．并讨论了该系统的应用。A new knock detection of spark ignition engines by using enveloPe method has been proposed in this paper. Its system (KEDS-I) were also developed by the authers, that had been used in research of engine knock.

关 键 词：汽油机 爆燃 诊断 包络线 KEDS-I 压力波 

分 类 号：TK418[动力工程及工程热物理—动力机械及工程]