[AR] Re: Hybrid regression
- From: Keith Henson <hkeithhenson@xxxxxxxxx>
- To: arocket@xxxxxxxxxxxxx
- Date: Mon, 15 Sep 2014 07:53:31 -0700
On Sun, Sep 14, 2014 at 10:18 PM, Keith and Mary Stormo
<kstormo@xxxxxxxxxx> wrote:
> Another important regression parameter of the fuel is the IR absorbance of
> the fuel. When I was flying nitrous hybrids, the regression rate of black
> nylon was twice as fast as white nylon.
On the other hand, transparent to IR is not a good idea. I remember
vaguely a story about someone who tried a transparent fuel grain in a
hybrid. Dust in the fuel grain absorbed enough heat to blow chunks of
fuel out.
KH
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