Etyudy Na Temu Lokalizatsii Dinamicheskoy Deformatsii: Otkol'naya Model' Lokalizatsii Plasticheskoy Deformatsii - Svetlana Buravova - Books - Palmarium Academic Publishing - 9783639852844 - November 25, 2014
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Etyudy Na Temu Lokalizatsii Dinamicheskoy Deformatsii: Otkol'naya Model' Lokalizatsii Plasticheskoy Deformatsii Russian edition

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Na osnovanii eksperimental'nykh dannykh pokazano, chto lokalizatsiya dinamicheskoy deformatsii obyazana vysokoskorostnomu rastyazheniyu, a ne teplovomu razuprochneniyu. Polosa lokalizovannoy deformatsii voznikaet v zone interferentsii voln razgruzki, gde davlenie rastyazheniya ne prevyshaet prochnost' materiala. Geometricheskiy faktor raspolozheniya svobodnykh poverkhnostey, istochnikov razgruzki, yavlyaetsya instrumentom, kotoryy volnovaya mekhanika dala v ruki issledovateley dlya upravleniya protsessom lokalizatsii. Osoboe vnimanie udeleno iglopodobnomu otkol'nomu razrusheniyu, kotoroe yavlyaetsya osnovnym mekhanizmom razrusheniya parovykh turbin, letatel'nykh apparatov, sudovykh vintov i t.d. Na osnove otkol'nogo mekhanizma povrezhdaemosti rassmotrena kavitatsionnaya eroziya, opisan dvukhstadiynyy mekhanizm obrazovaniya "probki" pered snaryadom. Fazovye prevrashcheniya, amorfizatsiya, rekristallizatsiya yavlyayutsya reaktsiey materiala na kratkovremennoe vozdeystvie otritsatel'nogo davleniya. Samoe udivitel'noe, chto vremya protekaniya reaktsiy pri dinamicheskom rastyazhenii na 5-8 poryadkov men'she vremeni reaktsiy pri nagreve do vysokikh temperatur. Kniga budet interesna dlya nauchnykh rabotnikov, izuchayushchikh deystvie impul'snykh nagruzok na materialy.

Media Books     Paperback Book   (Book with soft cover and glued back)
Released November 25, 2014
ISBN13 9783639852844
Publishers Palmarium Academic Publishing
Pages 148
Dimensions 9 × 150 × 220 mm   ·   238 g
Language German  

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