PSN-L Email List Message
Subject: Re: Multi-Dimensional-Sensor, First Time Of Arrival Only
From: Ben Bradley benbradley@...............
Date: Sat, 30 Jun 2007 08:02:54 -0500
> There is one called (not sure of spelling) michaelson Interferometer
> that uses a laser interference pattern to count the patterns
> and use this to tell the deflection of whatever.
> Have you ever seen anything relating to bouyancy or levitation ?
> I have the awareness that it might be possible with the aid
> of a PID loop (Proportional/Integral/Derivative) feedback
> like the cruise control in a car used in conjunction with
> a hall effect sensor to fix a mass at a stable point and measure
> the energy used to keep it at the refrence point.
> PID is commonly used in industrial control to fix settings
> like temperature and flow rates.
> Any Ideas Here ?
Yes, the PID "force feedback" thing has been done. Here's an example:
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