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*Subject*: Re: [amsat-bb] Propellant fluid dynamics at zero-g*From*: Jon Ogden <na9d@xxxxxxxxxxxxxx>*Date*: Tue, 09 Jan 2001 11:35:10 -0600*In-Reply-To*: <00a601c07a1a$7ef1fb60$0400000a@buero>*User-Agent*: Microsoft-Outlook-Express-Macintosh-Edition/5.02.2022

on 1/9/01 2:58 AM, Ulf Kumm at ulf@symek.de wrote: > As soon as the motor runs, the sat is accelerated and the fuel > will slosh to the 'bottom' of the tank, which is 90 degree apart > from the nozzle used while ignition. > > So, I still wonder how it can be made sure that propellant flows > without any interruption until the tank is empty. Wouldn't the fuel in a spinning spacecraft be pushed to the side walls of the fuel tank due to centrifugal forces? In effect, the spinning motion creates an artificial gravity. Correct? 73, Jon NA9D ------------------------------------- Jon Ogden NA9D (ex: KE9NA) Member: ARRL, AMSAT, DXCC, NRA http://www.qsl.net/ke9na "A life lived in fear is a life half lived." ---- Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA. To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org

**Follow-Ups**:**Re: Propellant fluid dynamics at zero-g***From:*Bruce Bostwick

**Re: Propellant fluid dynamics at zero-g***From:*Ulf Kumm

**Re: Propellant fluid dynamics at zero-g***From:*Margaret Leber (K3XS)

**Re: Propellant fluid dynamics at zero-g***From:*MCGWIER ROBERT

**References**:**Re: Propellant fluid dynamics at zero-g***From:*Ulf Kumm

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