mini baja. mini baja goals modular suspension concept analysis rebuild of rear frame automated...

MINI BAJA

Mini Baja goals

Modular suspension Concept Analysis Rebuild of rear frame

Automated transmission Air shifting system Implementation of electronics

Modular suspension

Bolt on hoop design Symmetric about the center of car Installation in less then 20 min

Analysis on suspension

Deflection testing Finite element analysis Bolt selection

Frame changes

Narrow the frame to account for added hoops

Add brake to center shaft

Create space for air components

Air shifting system

Air compressor CFM Battery

Air tank Size Weight

Cylinders Shifting Clutch

T.C.M. – “daughter board”

Sensor Signal Preparation User Input Recognition Output Signal Conditioning Upgrade Ready

Design

Circuit boards provided by PCB Fab Express

Modern Device’s Arduino CloneSelf-Contained Microcontroller Main Board

C++ Derived Programming Code10 bit Analog to Digital Converter14 Digital Input / Output Pins6 Analog Input pins

Conclusion

Conclusion continued

Suspension operated as expected Air components shifted transmission in

manual testing Electronics had errors and failed upon

initial testing Causes of failure are:

Electro-Static Discharge Unforeseen components needed

QUESTIONS

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