李宏坤   

Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates

MORE> Recommended Ph.D.Supervisor Recommended MA Supervisor Institutional Repository Personal Page
Language:English

Paper Publications

Title of Paper:基于频率分辨率评价模型的柴油机状态识别

Hits:

Date of Publication:2011-10-27

Page Number:1-6

Key Words:柴油机;故障诊断;频率分辨率;性能评价模型;Hilbert时频谱

Abstract:  本文采用频率分辨率评价模型来获得最佳的频率分辨率。对瞬态冲击信号的特点进行研究,以此为基础构建Hilbert时频谱,来进行设备的状态识别。结合实际测试的柴油机振动信号,进行设备故障诊断方法研究,应用频率分辨率性能评价模型来构建柴油机振动信号的Hilbert时频谱,并在此基础上进行柴油机状态识别,研究表明此方法有助于提高柴油机故障诊断的准确性。

Address: No.2 Linggong Road, Ganjingzi District, Dalian City, Liaoning Province, P.R.C., 116024
Click:    MOBILE Version DALIAN UNIVERSITY OF TECHNOLOGY Login

Open time:..

The Last Update Time: ..