2013
DOI: 10.32326/1814-9146-2013-75-4-323-331
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Determining Damping Characteristics of a Compound Structure

Abstract: Ïðåäëîaeåíà ýêñïåðèìåíòàëüíî-ðàñ÷åòíàÿ ìåòîäèêà îïðåäåëåíèÿ äåìïôèðóþùèõ õàðàêòåðèñòèê ñëîaeíûõ êîíñòðóêöèé ñ èñïîëüçîâàíèåì âèáðîñòåíäà Star28õ, îáåñïå÷èâàþùåãî òðåõìåðíîå ïñåâäîñëó÷àéíîå íàãðóaeåíèå, è ìåòîäîâ ÷èñëåííîãî ìîäåëèðîâàíèÿ. Ïðèâåäåíû ðåçóëüòàòû èññëåäîâàíèé äëÿ ðåàëüíîé êîíñòðóêöèè. Êëþ÷åâûå ñëîâà: âèáðîñòåíä, òðåõìåðíîå ïñåâäîñëó÷àéíîå íàãðóaeåíèå, ìàòðèöà äåìïôèðîâàíèÿ, äàò÷èêè óñêîðåíèÿ, ôóíêöèÿ ìîùíîñòè ñïåêòðàëüíîé ïëîòíîñòè. Ââåäåíèå Óðàâíåíèå êîëåáàíèé êîíñòðóêöèè êàê ëèíåéíîé ðàñïðåäåëåíí… Show more

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