Tuesday, April 26, 2011

CrazyEngineers Forum - Mechanical & Civil Engineering

CrazyEngineers Forum - Mechanical & Civil Engineering


how to start thesis writing

Posted: 26 Apr 2011 09:52 AM PDT

How to start writing the thesis for this topic "Design of forging die using tungsten carbide material" Here "die design" is for, to produce a "bearing cup" using "Backward extrusion process(Cold forging)".HERe FEA analysis is also be there
what to put in INTRODUCTION ,then how to enter into project means" by giving which description i have to enter"

Self Balancing Bicycle Demo

Posted: 26 Apr 2011 05:13 AM PDT

Professor Andy Ruina is a mechanical engineer and cyclist and also a professor at Cornell University. He spent over 25 years figuring out why a bicycle can't balance on its own. He's finally figured out why it happens and also has a solution. When we are riding a bicycle, we think we are riding in a straight line, however, when the CG of cycle falls to the left, we counter it by steering to the left and when it falls to the right, we steer to the right to make sure that the CG of cycle stays right in the middle.

Look here: Physics of a Riderless Bicycle - Why Doesn't a Bike Fall Over - Popular Mechanics

What say you?

Paper: http://www.sciencemag.org/content/332/6027/339.abstract

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