2014
DOI: 10.32326/1814-9146-2014-76-2-122-133
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Modeling of Behavior of Doubly Connected Rigid-Plastic Plateof Arbitrary Form With the Internal Curvilinear Supportunder Explosive Loads

Abstract: Ïîëó÷åíî îáùåå ðåøåíèå çàäà÷è î ïðåäåëüíîì è äèíàìè÷åñêîì äåôîðìèðîâàíèè èäåàëüíîé aeåñòêîïëàñòè÷åñêîé ïëàñòèíû ïðîèçâîëüíîé ôîðìû ñ ïðîèçâîëüíûì ñâîáîäíûì îòâåðñòèåì, îïåðòîé ïî êðèâîëèíåéíîìó ãëàäêîìó çàìêíóòîìó êîíòóðó, ðàñïîëîaeåííîìó âíóòðè ïëàñòèíû. Íà ïëàñòèíó äåéñòâóåò ðàâíîìåðíî ðàñïðåäåëåííàÿ ïî ïîâåðõíîñòè êðàòêîâðåìåííàÿ äèíàìè÷åñêàÿ íàãðóçêà âûñîêîé èíòåíñèâíîñòè âçðûâíîãî òèïà. Ïîêàçàíî, ÷òî ñóùåñòâóþò íåñêîëüêî ìåõàíèçìîâ äåôîðìèðîâàíèÿ â çàâèñèìîñòè îò ôîðì êîíòóðîâ ïëàñòèíû è êîíòóðà îïèðàíèÿ.… Show more

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