1. UNIVERSITY OF TEXAS AT EL PASO Steering System
PACE Global Emerging Market Vehicle Project
Final Report – July, 21st 2009

2. Steering System Design
Design Process:
Domain Knowledge and Client Requirements
Functions and Interactions
Conceptualization
Evaluation and Selection
Detail Design
Analysis
Motion
Structural
Drawings

3. Domain Knowledge and Client Requirements
Product Knowledge obtained from Delphi experts
Client Requirements obtained from USP and other universities

4. Functions and Interactions
Function Definitions
Interaction Definitions

5. Conceptualization

6. Evaluation and Selection
Requirement Weighting
Decision Matrix

7. Detail Design Final Steering System Design SUB-COMPONENT TYPE POWER
NON ASSITED
COLUMN
COLLAPSABLE / TELESCOPIC
INTERMEDIATE SHAFT
2 CARDAN JOINTS
RACK
SIDE TAKE OFF
GEARING
HELICOIDAL / VARIABLE
Final Steering System Design

8. Steering Wheel Design

9. Steering Column Design

10. Intermediate Shaft Design

11. Rack & Pinion Design

12. Analysis – Structural FEA
Rack Housing
Pinion & Rack Contact

13. Analysis – Motion Motion showing Ackerman Geometry
Wheel to Wheel Motion Simulation
Motion showing Ackerman Geometry

14. Drawings
Component Drawings
Assembly Drawings

15. Overall Conclusions

16. Thank you! Dr. Noe Vargas Hernandez Assistant Professor
Scott Dale
Ali Escudero
Ignacio Pena
Angel Rodriguez
Gabriel Davila
Angel Delgado,
Rafael Gonzalez
Thank you!
Dr. Noe Vargas Hernandez
Assistant Professor
Department of Mechanical Engineering
Engineering Annex, Room 112
University of Texas at El Paso
500 W. University Avenue
El Paso, TX
Phone: (915)
Fax: (915)