[AR] Re: Faster Space Transport? (was Re: Zubrin,

  • From: Rand Simberg <simberg@xxxxxxxxxxxxxxx>
  • To: arocket@xxxxxxxxxxxxx
  • Date: Mon, 26 Aug 2019 21:42:08 -0700

The actual thrust is provided by burning hydrogen with oxygen. It is chemical propulsion.

On 2019-08-26 21:38, Robert Steinke wrote:

Arguably, Hydros is an electric thruster.  The energy source is
electric, and energy is only stored temporarily in chemical form.  If
you had an electric plasma thruster that temporarily disassociated its
propellant which then recombined in the exhaust that would still be an
electric thruster.

On Mon, Aug 26, 2019 at 4:50 PM Rand Simberg <simberg@xxxxxxxxxxxxxxx>
wrote:

Hydros electrolyzes it, then burns it for higher thrust:

http://www.tethers.com/HYDROS.html

Is that not chemical propulsion? Is water not being used as a
propellant? It's simply being stored in a more storable form.

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