[AR] Re: LOX/kero layout (was Re: Above 65000 ft for free)

  • From: J Farmer <jfarmer@xxxxxxxxxxxxx>
  • To: arocket@xxxxxxxxxxxxx
  • Date: Mon, 10 Sep 2018 20:00:46 -0400

On 9/10/2018 2:13 PM, Henry Spencer wrote:

On Mon, 10 Sep 2018, rebel without a job wrote:
Positive displacement pumps such as gear and Roots pumps seem to exist at this size and look easier to engineer.

And rocket piston pumps in that sort of size have already been done, although by people with more-than-amateur resources (LLNL).

If you wanted to design in the 400N - 4,000N range (~100 to 1,000 lbf) what COTS pumps are available?  That's assuming that you didn't want to design your own.

John

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