X-Git-Url: https://git.gag.com/?p=web%2Fgag.com;a=blobdiff_plain;f=rockets%2Fresearch%2F2020-test-2.mdwn;fp=rockets%2Fresearch%2F2020-test-2.mdwn;h=ed94d1711d4d4bdd3019170518a16298233c30da;hp=0000000000000000000000000000000000000000;hb=cb96cd832c0703ae747bad36079d96d7c4f147ab;hpb=0305d055eca565c3cbfa72a19f812687492fd033 diff --git a/rockets/research/2020-test-2.mdwn b/rockets/research/2020-test-2.mdwn new file mode 100755 index 0000000..ed94d17 --- /dev/null +++ b/rockets/research/2020-test-2.mdwn @@ -0,0 +1,16 @@ +# Test 2020-2 # + +4 grain 54mm Everclear motor with pyrodex pellet ignition in 3-inch test +mule flown on 10 October 2020 at October Fun Fly in Argonia, KS. + +Used 4-grain 54mm Brazell case, #32 (0.5" throat) Loki-style nozzle, forward +closure had pressure sensor and EasyMotor protototype mounted. Three grains +with 0.5" cores (I think!), nozzle end grain bored out to 0.75" core. + +Burnsim called this a 21% K-788, with about 1.97 sec burn time, and max +pressure on a somewhat progressive burn of 923.6 psi. + +## Results ## + +Perfect flight, no damage. However, due to firmware issues, the EasyMotor +failed to launch detect and so we got no motor data recorded on this flight.