The vibration signal analysis and diagnosis system facing the oilfield water injection devices;

Application research of generalized morphological filter in vibration signal processing;

Computed-order tracking analysis of aero engine s vibration signal;

Immune mechanism based detection algorithm for abnormal vibration signals;

Applyment of Vibration signals approach on Gearbox Fault Diagnosis;

Consulting the anode effect detection method proposed by Xue and Oye, the authors propose a wavelet packet and spectrum estimation method to detect anode effect via vibration signals obtained from anode leaders.

In the online detection and fault diagnosis for mechanical equipment, vibrating signal analysis is an important means.

The eigenvector of the vibrating signal is rebuild by technology of wavelet package,It is valuable and effective to detect the ride quality of locomotive bogie.

Based on site-collected results of diesel engine vibrating signal,the paper analyzes the time-region division of vibrating signal and the selection principle of its parameters.

The meth- od of eigenvalue extracting to vibration signal of I.

Mechanical vibration signals in practice can be viewed as sums of differently convolved source,and the signals are non-stationary.