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Methods of Engine Degradation Assessment in the Time-Scale Domain
Engine Degradation Assessment Time-Scale Domain
2014/10/24
This dissertation addresses health monitoring of aircraft engines. Two methods are offered for engine degradation assessment: (1) a direct method to isolate degradation of engine components in-flight,...
A Solution Domain Boundary Analysis Method and Its Application in Parameter Spaces of Nonlinear Gear System
control parameter space solution domain boundary analysis
2011/8/4
Mastering the influence laws of parameters on the solution structure of nonlinear systems is the basis of carrying out vibration isolation and control. Many researches on solution structure and bifurc...
A Solution Domain Boundary Analysis Method and Its Application in Parameter Spaces of Nonlinear Gear System
control parameter space solution domain boundary analysis
2011/8/4
Mastering the influence laws of parameters on the solution structure of nonlinear systems is the basis of carrying out vibration isolation and control. Many researches on solution structure and bifurc...
GMAW process stability evaluation through acoustic emission by time and frequency domain analysis
GMAW Acoustic pressure Time domain
2009/12/14
Purpose: In the present work was made the comparative analysis in time domain and frequency domain to the acoustical pressure generate by the electric arc to determinate which of the two analysis meth...