X-Git-Url: https://git.gag.com/?p=web%2Fgag.com;a=blobdiff_plain;f=rockets%2Fresearch%2F2017-batch-03.mdwn;h=49d89ace0c5923df034ff2561393b8959b110c3c;hp=00da1b01d0d575e0799b34ad051ea88ea628d6c3;hb=557f233a4474d20b87760499970ce618588d680b;hpb=05cf527254885629b851ad9f56545d84d8c81dc4 diff --git a/rockets/research/2017-batch-03.mdwn b/rockets/research/2017-batch-03.mdwn index 00da1b0..49d89ac 100755 --- a/rockets/research/2017-batch-03.mdwn +++ b/rockets/research/2017-batch-03.mdwn @@ -14,7 +14,12 @@ increased during melting to 300F indicated. These grains were cast on 31 May 2017. -Liner should be cut to 10.00" long for this 6-grain reload. +Liner should be cut to 10.00" long for this 6-grain reload. Simulation says: + + +
29mm 6-grain Erythritol #14
Rating:43% H-162Max Pressure:5.92 MPa (859 psi)
Total Impulse:216 NsSpecific Impulse:133 s
Max Thrust:206 NVolume Loading:70%
Average Thrust:162 NFuel Mass:165 g
null
+ +

## Results ## @@ -30,8 +35,3 @@ Average casting tube mass 1.13g. With a 10.00" liner, 14/64" nozzle throat, buna-n o-rings, simulation says this makes a 37% H-156, 208 Ns, with about a 1.2 sec burn. - -
29mm 6-grain Erythritol #14
Rating:43% H-162Max Pressure:5.92 MPa (859 psi)
Total Impulse:216 NsSpecific Impulse:133 s
Max Thrust:206 NVolume Loading:70%
Average Thrust:162 NFuel Mass:165 g
null
- -

-