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Reshenie Volnovyh Zadach Sejsmostojkosti Metodom Granichnyh Elementov Programma Dlya Evm (Shifr "Sejgr")

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Reshenie Volnovyh Zadach Sejsmostojkosti Metodom Granichnyh Elementov Programma Dlya Evm (Shifr "Sejgr") by S P Gordeeva
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Description

Programma vychislyaet napryazhenno-deformirovannoe sostoyanie (NDS) sooruzhenij neogranichennoj formy (plotiny sovmestno s osnovaniem, podzemnye sooruzheniya, otkosy kanonov) pri volnovom sejsmicheskom vozdejstvii. Sreda rassmatrivaetsya kak kusochno-odnorodnaya, izotropnaya, uprugo-vyazkaya, v poluploskosti. Zadacha reshaetsya metodom granichnyh elementov v forme uprugogo potentsiala prostogo sloya. Naryadu s fundamentalnym resheniem uravnenij dinamicheskoj teorii uprugosti ispolzuetsya analogichnoe reshenie v poluploskosti (singulyarnoe reshenie). S pomoschyu etih funktsij modeliruetsya volnovoe pole sejsmicheskogo vozdejstviya i vypolnyaetsya ves raschet. Sejsmicheskoe vozdejstvie zadaetsya kak volnovoe pole, produtsiruemoe istochnikami vozdejstviya v glubine osnovaniya, vychislyaemoe na osnovanii sejsmologicheskih dannyh ob ochagah zemletryasenij v regione obekta, raschetnoj akselerogrammy i tochki registratsii. Tochka registratsii, kak pravilo, ne yavlyaetsya realnoj tochkoj zapisi zemletryaseniya i naznachaetsya kak harakternaya tochka obekta. Nestatsionarnye kolebaniya parametrov NDS vychislyayutsya cherez rassmotrenie sovokupnosti garmonicheskih kolebanij s posleduyuschim preobrazovaniem Fure v peremennyh chastota-vremya. Chastoty garmonicheskih kolebanij naznachayutsya iz diapazona chastot spektra dejstviya zadannoj akselerogrammy. Promezhutochnym rezultatom yavlyayutsya peredatochnye funktsii parametrov NDS. V rezultate rascheta v tochke registratsii realizuetsya v tochnosti zadannaya akselerogramma. Programma razrabotana dlya obosnovaniya sejsmostojkosti otvetstvennyh obektov, a takzhe v tselyah razvitiya volnovoj teorii sejsmostojkosti sooruzhenij. Programma mozhet byt ispolzovana dlya resheniya kak tehnicheskih, tak i geofizicheskih zadach prakticheskogo i issledovatelskogo haraktera.
Release date Australia
January 1st, 2015
Author
Pages
192
Illustrations
black & white illustrations
Country of Publication
United States
Imprint
Book on Demand Ltd.
Dimensions
210x279x10
ISBN-13
9785519014694
Product ID
23697487

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