X-Git-Url: https://git.gag.com/?p=web%2Fgag.com;a=blobdiff_plain;f=rockets%2Fresearch%2F2017-batch-04.mdwn;h=ed976cb03dc49d16ceac8b35ff51871daf0b6d01;hp=99be728525139359f0da5d9a276a8eea59d7d127;hb=f8a923245d05b3f8f2e12b39e7a28253aaea26fe;hpb=4627d846bc7de0caa41e220c5cab3589360cde8c diff --git a/rockets/research/2017-batch-04.mdwn b/rockets/research/2017-batch-04.mdwn index 99be728..ed976cb 100755 --- a/rockets/research/2017-batch-04.mdwn +++ b/rockets/research/2017-batch-04.mdwn @@ -35,28 +35,26 @@ Simulation says: ## Results ## -Average casting tube mass 1.25g. +Average 29mm casting tube mass 1.25g. 29mm grains -* Grain 1, ?g gross, ?g net -* Grain 2, ?g gross, ?g net -* Grain 3, ?g gross, ?g net -* Grain 4, ?g gross, ?g net +* Grain 1, 29.3g gross, 28.05g net +* Grain 2, 29.1g gross, 27.85g net +* Grain 3, 28.9g gross, 27.65g net +* Grain 4, 28.5g gross, 27.25g net -Total of ?g propellant, vs 122g simulated. +Total of 110.8g propellant, vs 122g simulated. With a 7.40" liner, 14/64" nozzle throat, buna-n o-rings, simulation says this reload will be a 99% G-180, 159 Ns, with about an 0.8 sec burn. 54mm grains -* Grain 5, ?g gross, ?g net -* Grain 6, ?g gross, ?g net -* Grain 7, ?g gross, ?g net -* Grain 8, ?g gross, ?g net -* Grain 9, ?g gross, ?g net -* Grain 10, ?g gross, ?g net - -Total of ?g propellant, vs 122g simulated. +* Grain 5, 184.6g gross, ?g net +* Grain 6, 183.3g gross, ?g net +* Grain 7, 186.2g gross, ?g net +* Grain 8, 182.6g gross, ?g net (canted - casting tube tilted at pour time) +* Grain 9, 184.0g gross, ?g net +* Grain 10, 180.5g gross, ?g net