宇航计测技术 ›› 2012, Vol. 32 ›› Issue (4): 43-45.doi: 10.12060/j.issn.1000-7202.2012.04.11

• 论文 • 上一篇    下一篇

声强测量仪高声强级校准方法研究

杨晓伟1;闫磊1;朱刚1;刘鑫1   

  1. 1、北京航天计量测试技术研究所,北京 100076
  • 出版日期:2012-08-15 发布日期:2012-08-15
  • 作者简介:杨晓伟(1964-),男,研究员,主要研究方向:振动声学计量技术研究。

Research on High Sound Intensity Lever Calibration Method of the Sound Intensity Probe

YANG Xiao-wei1;YAN lei1;ZHU Gang1;LIU Xin1   

  1. 1、Beijing Aerospace Institute for Metrology and Measurement Technology,Beijing 100076
  • Online:2012-08-15 Published:2012-08-15

摘要: 对声强测量仪校准方法的发展历程、现状及水平进行论述,重点对目前高声强级校准方法的研究进行描述,提出高声压源结合相位差的高声强级校准方法,使声强测量仪的声强级校准上限可达140dB。

关键词: 声强测量仪, 校准, 声压源, 相位差

Abstract: Calibration methods of the sound intensity probe, their present and history are described. A focus description of the high sound intensity level calibration method and example are given, the method which makes high sound pressure source combine with phase difference control is present, it could generate up to 140dB sound intensity level.

Key words: Sound Intensity Probe, Calibration, Sound pressure source, Phase difference