Results 51 to 60 of about 123 (99)

Power flow analysis of engineering structures using substructure techniques

open access: yes, 2002
The general substructure receptance approach is extended and used to investigate the power flow characteristics applicable to engineering structures. This is achieved by complementing the normal dynamic equations with geometrical compatibility conditions
Wang, Zhenhong
core  

Limites para a aplicação da teoria de matrizes randônicas na análise de sistemas dinâmicos: limits of the applicability of random matrix theory to the dynamics of structures with uncertatainties [PDF]

open access: yes, 2006
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia MecânicaEstruturas aeroespaciais, automotivas, navais ou de outras áreas estão sempre sujeitas às imperfeições e incertezas advindas ...
Cordioli, Júlio Apolinário
core  

Rotating Tool Point Frequency Response Prediction Using RCSA

open access: yes, 2007
This article describes the prediction of rotating tool point frequency response functions using receptance coupling substructure analysis (RCSA). In this approach, the at-speed spindle-machine dynamics are identified by impact tests of a rotating ...
Duncan, G. Scott   +2 more
core   +1 more source

Precision micro-milling process: state of the art. [PDF]

open access: yesAdv Manuf, 2021
O'Toole L, Kang CW, Fang FZ.
europepmc   +1 more source

Integrating Electromechanical Actuator Hardware with Receptance Coupling Substructure Analysis for Chatter Prediction on High Speed Machining Centers

open access: yes, 2004
Machine tool chatter imposes limitations on the productivity and quality of modern high speed machining (HSM) operations. It has been shown that chatter prediction and avoidance strategies can lead to increased machining productivity if certain modal ...
Kiefer, Aaron Joseph
core  

Prediction of tool tip dynamics for generalized milling cutters using the 3D model of the tool body [PDF]

open access: yes, 2017
In general, chatter is the main limitation to proper material removal in milling operations. Stability lobes are good tools to determine chatter-free cutting conditions in terms of spindle speed and cutting depth, which require the frequency response ...
Lutfi Taner Tunc, Tunç, Lütfi Taner
core   +1 more source

An imporoved receptance coupling subsructure analysis to predict chatter free high speed cutting conditions

open access: yes, 2012
This paper presents a new Receptance Coupling Substructure Analysis (RCSA) approach. The technique represents a valid instrument to predict Frequency Response Function, and consequently chatter free cutting conditions, of a not previously tested mill ...
MONNO, MICHELE   +2 more
core  

An improved RCSA for identifying the spindle-holder taper joint dynamics [PDF]

open access: yes, 2014
Spindle-holder taper joint is one of the most crucial joints of high speed spindle system (HSS). Dynamic behavior of this taper joint is critical for predicting tool point frequency response function (FRF) and evaluating the cutting process stability. To
Teng Hu, Guofu Yin, Mingnan Sun
core  

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