scholarly journals A Malfunction Pattern Distinction of an Automotive Electric part by Sound and Vibration Frequency Analysis

Author(s):  
Han-Sub Sim ◽  
Author(s):  
Yi Jia ◽  
Reinaldo E. Madeira ◽  
Frederick Just-Agosto

This paper presents the formulation of a finite element model and vibration frequency analysis of a fluid filled pipe having variable cross sections. The finite element method with consideration of Coriolis force developed in [1] was adopted for frequency analysis of a pipe in this study. The stiffness matrix, the c-matrix (Coriolis force) and mass (for dynamic analysis) matrix that contain all parameters of the fluids properties and flow conditions have been developed. The numerical model was employed to simulate the dynamic performance of the piping system with the specific configurations for an application. A critical relationship between the natural frequencies and pipe geometry has been established. The results of frequencies analysis of the piping system gave us an insight whether a resonance frequency might occur.


1989 ◽  
Vol 111 (1) ◽  
pp. 119-120
Author(s):  
K. G. McConnell ◽  
H. Saunders

2012 ◽  
Vol 197 ◽  
pp. 129-133
Author(s):  
Chun Yu Wei ◽  
Song Zhang

In this paper, the vibration and deformation status analysis of the main beam of the linear vibrating screen under exciting force was done. It’s helpful to make sure about the safety of the linear vibrating screen which was used in the factory. Vibration frequency analysis calculation, strain and main beam deformation status under different frequency orders were analyzed in this paper, based on the simple modeling function of Solidworks software the powerful mode analysis function of the ANSYS software. The conclusion was that this linear vibrating screen was safe enough for the factory.


2019 ◽  
Vol 9 (1) ◽  
Author(s):  
Madiha Ghamkhar ◽  
Muhammad Nawaz Naeem ◽  
Muhammad Imran ◽  
Muhammad Kamran ◽  
Constantinos Soutis

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