Directivity identification method for noise sources of engine and parts thereof

The invention discloses a directivity identification method for noise sources of an engine and parts thereof, and belongs to the technical field of noise source separation of aero-engines and parts thereof. The sound source noise is experimented through a microphone array, and if the spectral charac...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LI LIN, XIANG KANGSHEN, LIAN JIANXIN, MAO LUQIN, TAO MENGYAO, QIAO WEIYANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ANALOGOUS ARRANGEMENTS USING OTHER WAVES DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION ORRERADIATION OF RADIO WAVES MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC ORINFRASONIC WAVES MEASURING PHYSICS RADIO DIRECTION-FINDING RADIO NAVIGATION TESTING
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