2015
DOI: 10.3103/s0025654415050027
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Natural vibrations of nanodimensional piezoelectric bodies with contact-type boundary conditions

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Cited by 10 publications
(3 citation statements)
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“…Ïðèìåíÿÿ ñòàíäàðòíóþ êîíå÷íî-ýëåìåíòíóþ òåõíèêó äëÿ àïïðîêñèìàöèè ñëàáîé ïîñòàíîâêè çàäà÷è (1) (17) ãäå U, Φ Φ Φ Φ Φ − âåêòîðû óçëîâûõ ïåðåìåùåíèé è ýëåêòðè÷åñêèõ ïîòåíöèàëîâ, ìàòðèöû îïèñàíû â [16,17], à âåêòîðû ïðàâûõ ÷àñòåé îïðåäåëÿþòñÿ âíåøíèìè âîçäåéñòâèÿìè.  îòëè÷èå îò çàäà÷ äëÿ òåë îáû÷íûõ ðàçìåðîâ [19], çäåñü â ìàòðèöû K uu , K uϕ è K ϕϕ âõîäÿò ìàòðèöû K Γuu , K Γuϕ è K Γϕϕ , îáóñëîâëåííûå ãðàíè÷íûìè óñëîâèÿìè (10), (12)…”
Section: êîíå÷íî-ýëåìåíòíûå àïïðîêñèìàöèèunclassified
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“…Ïðèìåíÿÿ ñòàíäàðòíóþ êîíå÷íî-ýëåìåíòíóþ òåõíèêó äëÿ àïïðîêñèìàöèè ñëàáîé ïîñòàíîâêè çàäà÷è (1) (17) ãäå U, Φ Φ Φ Φ Φ − âåêòîðû óçëîâûõ ïåðåìåùåíèé è ýëåêòðè÷åñêèõ ïîòåíöèàëîâ, ìàòðèöû îïèñàíû â [16,17], à âåêòîðû ïðàâûõ ÷àñòåé îïðåäåëÿþòñÿ âíåøíèìè âîçäåéñòâèÿìè.  îòëè÷èå îò çàäà÷ äëÿ òåë îáû÷íûõ ðàçìåðîâ [19], çäåñü â ìàòðèöû K uu , K uϕ è K ϕϕ âõîäÿò ìàòðèöû K Γuu , K Γuϕ è K Γϕϕ , îáóñëîâëåííûå ãðàíè÷íûìè óñëîâèÿìè (10), (12)…”
Section: êîíå÷íî-ýëåìåíòíûå àïïðîêñèìàöèèunclassified
“…Íèaeíèé òîðåö áðóñà ñ÷èòàåòñÿ aeåñòêî çàùåìëåííûì (òî åñòü ÿâëÿåòñÿ ïîâåðõíîñòüþ Γ u ñ u Γ = 0 â (11)), à âåðõíèé òîðåö è áîêîâàÿ ïîâåðõíîñòü ÿâëÿþòñÿ ïîâåðõíîñòÿìè Γ σ ñ p Γ = 0 â (10). Áóäåì òàêaeå ñ÷èòàòü áîêîâóþ ïîâåðõíîñòü x = a, 0 ≤ z ≤ l ïîâåðõíîñòüþ Γ D , íà êîòîðîé âûïîëíÿþòñÿ óñëîâèÿ (12) ñ q Γ = 0, íà ãðàíè x = 0 ïðèìåì óñëîâèÿ ñèììåòðèè.…”
Section: ×èñëåííûå ýêñïåðèìåíòûunclassified
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