There were these Brits that built a rocket with gimbal mounted solid fuel motor. It had a home brewn gyro. Nothing too fancy but it kept their rocket aimed up without any fins. Quite an achievement I would say. I doubt it would scale to the needs of ERPS but maybe something can be learned?
http://www.ukrocketman.com/rocketry/gimbal.shtml Sander ----- Original Message ----- From: <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Tuesday, December 17, 2002 10:50 AM Subject: Re: [ERPS] air bearing gyro? > I also had a thought along this line, but using magnetic levitation in > air or vacuum. The actual bearing would need to be a lightweight hollow > sphere made of a magnetic material. The electromagnets used for > levitation would need to be fast and strong enough to deal with > vibrations and accelerations. Probably cost >$100K to develop. > > Dan > > In a message dated 12/17/02 10:40:38 AM, [EMAIL PROTECTED] writes: > > << There are gyros which use electrostatic levitation of a spherical rotor in > a vacuum, one reason for the vacuum being to eliminate aerodynamic coupling > between rotor and housing. (They are complex precision devices, very > expensive, capable of extremely high performance, intolerant of shock or > high accelerations.) >> > > _______________________________________________ > ERPS-list mailing list > [EMAIL PROTECTED] > http://lists.erps.org/mailman/listinfo/erps-list > > _______________________________________________ ERPS-list mailing list [EMAIL PROTECTED] http://lists.erps.org/mailman/listinfo/erps-list
