Monday, October 30, 2017

Week 7: Rapid Prototyping Issues

This week we had a seminar by Dr. Du about the final report guidelines for one hour. Shortly after we headed back to our class and the group and I discussed what problems arose from the rapid prototype.

I mentioned we should find out how much pitch swinging we should expect to encounter in the half scale suspension to find out if it is even severe for passenger discomfort. I remember there was a similar problem in our dynamic textbook that would allow us to calculate what the maximum angle would be, given a longitudinal acceleration.




It is found that the maximum deflection is not a function of the distance L or mass of the hanging weight, but rather of the longitudinal acceleration and gravity relationship. Given a longitudinal acceleration of 2.5 m/s^2, the maximum angle of through which the pendulum swings is 14.3 degrees, which is of significant value for passenger discomfort.

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