ddewees Posted August 11, 2015 Posted August 11, 2015 http://i1149.photobucket.com/albums/o588/SaltLakeAreaPyros/24%20inch%20shells%20at%20pgi_zpsvb5iok5l.jpg
asdercks Posted August 11, 2015 Posted August 11, 2015 That is soooo cool!!! can wait to see a video of those shells
Mumbles Posted August 11, 2015 Posted August 11, 2015 Pretty cool. Do you know who made them? I know Karl Maerz and a few others have attempted shells like this before to mostly good success.
ddewees Posted August 11, 2015 Author Posted August 11, 2015 You can see Jim Widmann wrapping a third in the background, and he's built many this size. The individual shown in the picture, is one of our own. Anyone care to guess who it is? I'll give some hints... Currently a student,Lives in the southern United States,Is a member of at least two clubs,And you don't mess with people where he comes from...
Shunt Posted August 12, 2015 Posted August 12, 2015 "And you don't mess with people where he comes from..." I do not think thinly veiled threats are well tolerated here, nor at fireworking, as I have read your posts there.
gregh Posted August 12, 2015 Posted August 12, 2015 Here's my guess Dan: TYRONEEZEKIEL Am I close? I know he was going and ya don't wanna mess with his state. 2
gregh Posted August 12, 2015 Posted August 12, 2015 I am soooo jealous! I hope y'all are having a great week out there.
calebkessinger Posted August 12, 2015 Posted August 12, 2015 It's been great here Gregh! ThanksMy first year at PGI. Just been making rockets, visiting with folks and having fun. The zambellie show sun. Night was great and last night's show by casabella was wonderful. Not much time for fooling around or posting on the forums here the days seem to just fly by and everyone is pretty tired. It was HOT yesterday and is suppose to be even hotter today.
Nickmaslo Posted August 12, 2015 Posted August 12, 2015 (edited) Tyrone was telling me about those 24's last night on the phone! Heard PGI is amazing this year! Have fun guys stay safe! Edited August 12, 2015 by Nickmaslo
Hoppy Posted August 13, 2015 Posted August 13, 2015 Well, here are the 'standards' Geezer ... "The only real way to find out how much of a certain kind of lift powder should be used, is to make a dummy shell having the same weight, size and shape as the shell being launched. Then the amount is upped or downed by trial and error. However, as a starting point, a rule of thumb is to use one ounce of 2FA black powder for every pound of shell weight up to 10 lbs, and 1/2 oz of lift for each pound in excess of 10 lbs. The larger the shell is, the more factors such as mortar length, shell length and shell clearance come into play. If a shell is light compared to the size (like a patern shell where fewer stars are used), a larger amount of lift should be used, and thus the rule of thumb will not apply for this type of shell." For my large shells, I've followed the text in bold and that has worked thus far...no time or money for a 'dummy shell' ... haha
ddewees Posted August 13, 2015 Author Posted August 13, 2015 here's a fun comparison... using fluid ounces (there are 12 fluid ounces in a can of beer) DIAMETER_____________________VOLUME________1" ----------------------------------> 0.290132 fl oz(US)1-3/4" ------------------------------> 1.55492 fl oz(US)2" ----------------------------------> 2.32106 fl oz(US)2-1/4" ------------------------------> 3.30479 fl oz(US)2-1/2" ------------------------------> 4.53332 fl oz(US)3" ----------------------------------> 7.83358 fl oz(US)4" ----------------------------------> 18.5684 fl oz(US)5" ----------------------------------> 36.2665 fl oz(US)6" ----------------------------------> 62.6686 fl oz(US)8" ----------------------------------> 148.547 fl oz(US)10" ---------------------------------> 290.132 fl oz(US)12" ---------------------------------> 501.349 fl oz(US) And for fun... 24" ---------------------------------> 4010.793 fl oz(US)36" ---------------------------------> 13,536.429 fl oz(US) So it would take over 300 beers to fill a 24 inch shell (pouring them into the shell)
TYRONEEZEKIEL Posted August 14, 2015 Posted August 14, 2015 Woah. Hey Dan. How did you get the photo of me? I actually am only a member of one club. Which two did you mean? Just a disclaimer, I did not make those 24s those are Wildmann's I believe. His was for those is huge. Those stepper motors look like 5 gallon buckets.
ddewees Posted August 14, 2015 Author Posted August 14, 2015 (edited) I thought you were a member of the Pyrotechnic Artists of Texas... http://www.fireants.org/uploads/images/PAT-logo.gif I have access to "real time" satellite imagery, here in D.C. Edited August 14, 2015 by ddewees 1
TYRONEEZEKIEL Posted August 15, 2015 Posted August 15, 2015 I am a PAT member but that's the only club in my area! Haha OK. That's what it was... That's some high res satellite photos! I'm thinking Paul may have had something to do with it!
ddewees Posted August 15, 2015 Author Posted August 15, 2015 I probably shouldn't have posted the picture without asking you first... Sorry about that.
TYRONEEZEKIEL Posted August 15, 2015 Posted August 15, 2015 No its cool!!! Don't worry about it! I'm glad you did. Those shells are super cool! Even cooler when they broke
TYRONEEZEKIEL Posted August 15, 2015 Posted August 15, 2015 I am not sure exactly when these were fired. I didn't manage to capture video of the "big balls" display last night. They sure we're incredible. I'm sure they will make their way to YouTube soon. The first 24 of the convention was extremely lackluster. I did capture video of that one. It looked like an emaciated 12. The others were much better
skid68 Posted August 16, 2015 Posted August 16, 2015 (edited) I probably shouldn't have posted the picture without asking you first... Sorry about that. Correct. No its cool!!! Don't worry about it! I'm glad you did. Those shells are super cool! Even cooler when they brokeSorry, It was shared on our club email list. I didn't expect it to get posted. Glad you are not upset. Edited August 16, 2015 by skid68
TYRONEEZEKIEL Posted August 17, 2015 Posted August 17, 2015 Nah I'm super glad he posted it. He didn't overstep any boundaries
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