[AR] Re: Fw: Igniter questions

  • From: Graham Sortino <gnsortino@xxxxxxxxx>
  • To: "arocket@xxxxxxxxxxxxx" <arocket@xxxxxxxxxxxxx>
  • Date: Mon, 28 Oct 2013 10:00:31 -0700 (PDT)

Hmm... Thanks. I wasn't planning on using a purge because the oxidizer is gox 
(not lox) and the engine is pretty small but definitely worth considering. 

Actually I was planning on doing exactly as Thomas suggested ie. Turn off the 
oxidizer once the main engine has been started and then just run fuel as a 
coolant. Otherwise how do you keep the igniter from getting too hot?

This is purely a test stand engine BTW.

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