基于小波变换处理油井液面深度信号的方法  

The Method for Processing Signals of Liquid level Depth of Oil's Well Based on Wavelet Transform

作　　者：吴新杰[1] 孙定源[1] 闫光辉[1] 王师[2] 

机构地区：[1]辽宁大学物理系,沈阳市110036 [2]东北大学自动控制系,沈阳市110003

出　　处：《仪表技术与传感器》1999年第9期39-41,共3页Instrument Technique and Sensor

摘　　要：文中介绍了油井液面深度测量的基本原理，着重论述了利用小波变换处理液面深度信号的基本方法，最后给出对实际测量信号的处理结果。In this paper, the essential principle for measuring liquid level depth of oil's well is described and the main method for processing signals of liquid level depth of oil's well based on wavelet transform is discussed especially. Finally, we give processing results of practical measured signals.

关 键 词：小波变换 滤波 液面信号 油井 声波 信号处理 

分 类 号：TH816.201[机械工程—仪器科学与技术] TE937[机械工程—精密仪器及机械]