0
Article

A Frequency Domain Technique for Characterizing Nonlinearities in a Tire-Vehicle Suspension System

[+] Author and Article Information
C. Gavin McGee, Muhammad Haroon, Douglas E. Adams

Purdue University, School of Mechanical Engineering, Ray W. Herrick Laboratories, 140 S. Intramural Drive, West Lafayette, IN 47907-2031

Yiu Wah Luk

Goodyear Tire and Rubber Company, Goodyear Vehicle Systems, Technical Center D/480C, P.O. Box 3531, Akron, OH 44309-3531

J. Vib. Acoust 127(1), 61-76 (Mar 21, 2005) (16 pages) doi:10.1115/1.1855931 History: Received January 16, 2003; Revised December 23, 2003; Online March 21, 2005
Copyright © 2005 by ASME
Your Session has timed out. Please sign back in to continue.

References

Figures

Grahic Jump Location
Nominally linear two degree of freedom quarter car model with nonlinear elements and additional stiffness K3
Grahic Jump Location
Frequency response and transmissibility functions for linear quarter car model. Hx2xb, –, Hx1xb, - - -, Tx2x1, ⋯, Peaks occur in the frequency response functions at 1.5 and 10 Hz.
Grahic Jump Location
Frequency response function and coherence function between sprung mass response, ẍ2(t), and base input, ẍb(t). Quarter car model with quadratic tire stiffness, input known.
Grahic Jump Location
Transmissibility function and coherence function between sprung mass response, ẍ2(t), and unsprung mass response, ẍ1(t). Quarter car model with quadratic tire stiffness, input unknown.
Grahic Jump Location
Frequency response function and coherence function between sprung mass response, ẍ2(t), and base input, ẍb(t). Quarter car model with cubic suspension stiffness, input known.
Grahic Jump Location
Transmissibility function and coherence function between sprung mass response, ẍ2(t), and unsprung mass response, ẍ1(t). Quarter car model with cubic suspension stiffness, input unknown.
Grahic Jump Location
Transmissibility function and coherence function between sprung mass response, ẍ2(t), and unsprung mass response, ẍ1(t). Quarter car model with Coulomb friction in suspension, input unknown, 100% nonlinearity.
Grahic Jump Location
Analytically generated frequency response functions (FRFs) and transmissibility function for three degree of freedom quarter car model with input force excitation, fb(t), for MTP=0.05×M1⋅Hx1xb, –, Hx2xb, - - -, Tx2x1, ⋯, Hxbxb, ⋅ - ⋅ -. Peaks occur in the FRFs at 0.66, 3.78, and 43.1 Hz.
Grahic Jump Location
Experimental setup for electrohydraulic shaker test with acceleration measurements at the tire patch, spindle, and the top of the strut at the body
Grahic Jump Location
Experimentally obtained frequency response function (FRF) data for input force, fb(t), at the tire patch and output motion, x2(t), at the body connection point. Three different FRFs are shown for three excitation levels.
Grahic Jump Location
Experimentally obtained transmissibility function data between response acceleration, ẍ2(t), of the body and acceleration, ẍ1(t), at spindle in the vertical direction. Three different functions are shown for three excitation levels.
Grahic Jump Location
Transmissibility and coherence function between sprung mass response, ẍ2(t), and unsprung mass response, ẍ1(t) for a vehicle speed of 40 mph on rough road
Grahic Jump Location
Coherence function between sprung mass response, ẍ2(t), unsprung mass response, ẍ1(t), –, and normalized power spectrum of relative motion between the unsprung mass and sprung mass, ⋯, for a vehicle speed of 40 mph on rough road. Two frequency ranges; (i) 0–15 Hz and (ii) 15–30 Hz.
Grahic Jump Location
Transmissibility and coherence function between sprung mass response, ẍ2(t), and unsprung mass response, ẍ1(t) for a vehicle speed of 60 mph on an urban highway
Grahic Jump Location
Coherence function between sprung mass response, ẍ2(t), unsprung mass response, ẍ1(t), –, and normalized power spectrum of relative motion between the unsprung mass and sprung mass, ⋯, for a vehicle speed of 60 mph on an urban highway. Two frequency ranges; (i) 0–15 Hz and (ii) 15–30 Hz.
Grahic Jump Location
Transmissibility and coherence function between sprung mass response, ẍ2(t), and unsprung mass response, ẍ1(t) for a vehicle speed of 35 mph on an urban highway
Grahic Jump Location
Coherence function between sprung mass response, ẍ2(t), unsprung mass response, ẍ1(t), –, and normalized power spectrum of relative motion between the unsprung mass and sprung mass, ⋯, for a vehicle speed of 35 mph on an urban highway. Two frequency ranges; (i) 0–15 Hz and (ii) 15–30 Hz.

Tables

Errata

Discussions

Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Related Journal Articles
Related eBook Content
Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In