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小型柴油机噪声测量与声源识别技术

作  者:
张宝欢;夏淑敏;宋如钢
单  位:
天津大学天津内燃机研究所
关键词:
柴油机;噪声;声强
摘  要:
论述了内燃机噪声源识别的主要方法,并在一台小型农用柴油机上运用表面声强等方法,作了噪声测量、数据处理和声源识别分析,找出了主声源部件,为整机降噪研究打下了良好的基础。
译  名:
Noise Measurement and Identification in Small Engine
作  者:
Zhang Baohuan,Xia Shumin,Song Rugang (Tianjin Internal Combustion Engine Research Institute Tianjin university,Tianjin 300072,China)
关键词:
Diesel engine,Noise source,Acoustic intensity
摘  要:
The general methods for identification of noise source in internal combustion engine are expounded.The measurement,test data processing and identification analysis of noise source are made by using surface acoustic intensity and others.Therefore,the main noise sources are found,which will play a good fundament on the study of noise reduction in engine.

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