SebopehoSaense ea

Mefuta deformation

Deformation - leeme ena kapa tlōlo ea litlamo pakeng tsa liathomo le. Ho bonahala eka ha ho makhotla a lehlakoreng tshusumetso: mocheso, khatello, mojaro itseng, matla a khoheli kapa motlakase. The mefuta e ka sehloohong ea deformation - reversible le etsolloa. Reversible deformation ka fisiks bitsoa rekere deformation, ho bolela hore maqhama pakeng tsa liathomo tlōla hanyenyane 'me botšepehi ba sebopeho sa e sa tšoenngoa. Le jwalo thepa e bitsoa beha dintho rekere. Etsolloa deformation ka fisiks e bitsoa deformation polasetiki le ke tlōlo e tebileng ea litlamo ka liathomo, 'me ka lebaka leo, ho tšepahala ha mohaho. Beha dintho le thepa ena e bitsoang plasticity.

Tlōlo ea oxyphobe athomo - ha se kamehla e leng ntho e mpe. Mohlala, damping (tima oscillations) lintho tse lokela ho ba le plasticity. Hoa hlokahala ho sokolla tshusumetso eneji, le ka deformation matla. Latelang mefuta deformation ea-butle: kobang, tsitsipano / compression, torsion le beola. Ho itšetlehile ka mofuta oa mabotho a ho nka bohato ka 'mele o tiileng, ho na le ka' na ba ho loketseng gagamalo. likhatello tsena li bitsoa ka sebopeho sa matla. Mohlala, torsion khatello ea kelello, compressive khatello ea kelello, ba kobang khatello ea kelello, joalo-joalo Ha a bua ka ho khopama, hangata ke default bolela'ng deformation ea-butle, e le sebopeho fetola bona phatlalatsa ka ho fetisisa.

Ha e le hantle, mefuta eohle ea deformation - le ka lebaka la tšusumetso ea gagamalo e hlahisoang ke matla a sebetsang a. Foromo e hloekileng deformation seoelo. E le busa, kakaretso ea khatello - ke lebaka la mefuta e fapaneng ya likhatello. Ka lebaka leo, kaofela ba ile ba etsa hore mefuta e ka sehloohong tse peli - otlolla / khutsufatso le ba kobang.

Meleng deformation - ka lebaka la ho e bontša ka ho ya boleng le ditirisanommogo. Quantitatively ketsahalo ena e bontša hore ka boleng dipalo. Ka boleng - bontša botho ba ka (tataiso ea lintlha tse mahlonoko tseo ho leng, tse kang fracture, fokotsa gagamalo ...). deformation khoneha pele balwa ka dipalelo matla ha ho qapa sesebelisoa leha e le efe kapa mochine.

Ka tloaelo ho, sephetho mojaro-deformation di behilwe foromo kerafo - the khatello ea kelello litšoantšo. Sebōpeho sa kerafo ena: balwa sekemeng sebelisoa mejaro, mefuta e le mefuta eohle ea ho imeloa kelellong deformation. Mojaro kabo e fana ka kutloisiso e sa mofuta wa play loading tsa sesebediswa kapa elements deformation. khatello Results - tsitsipano, compression, ba kobang, sotha - lekanngoa ka diyuniti tsa hole go lekanya (limilimithara, cm,, limithara) kapa angular tekanyo (likhato, radians). Basic manolotsoeng mosebetsi - ho fumana moedi khatello le ho imeloa kelellong ho qoba ho hlōleha ha tshebetso - discontinuity kuta fracture joalo joalo. Ka tsela e tsoanang bohlokoa ke mofuta oa khatello ea kelello le boleng ba dipalo ka Ho na le khopolo ea ho ba le mokhathala deformation.

Mokhathala deformation - tshebetso ya ho fetola sebopeho ka lebaka la ho mejaro tse ngata. Qetellong, ho tloha ho imeloa kelellong bao e seng mahlonoko tseo ho leng (kamehla nyenyane tlōla litlamo interatomic) hlahisa ka liphello tse tebileng. khopolo ena o bitsoa mokhathala bokeletseng le laolwa jwalo paramethara (ea ka thepa meleng boitsebiso) e le matla a ho ba le mokhathala.

E le hore ho nka tlaleho ea tshusumetso e mefuta e fapaneng ya mathata ka tshebetso e le matlotlo, tsamaisa liteko tšimo ea disampole tse bonahalang. From ka phihlelo ea ho ka matla litšobotsi tse tsohle bakeng sa e mong le e bonahalang, e leng ka nako ba melemo tabulated. Ka mehla ea lik'homphieutha, ho hlahloba e joalo e etsoang ka PC phahameng-qetellong. Empa thepa eohle o tšoanang oa ho lintho tse bonahalang tse re ka ithutang feela ho tloha liteko ea tšimo. Se rala litšobotsi tsohle le thepa ka manolotsoeng ea mohlala, prochnist fumana mohlala dikerafike (ka linako tse ling ka dipharologanyo tsa tshebetso) tsa khatello ea kelello eohle le mathata.

Ka boenjiniere le, manolotsoeng ena e se e beha ka hare bakeng sa lenaneo 3D-moralo. ke hore, le moqapi o etsa sa 3D-ea mohlala ea thepa ea motheo e tsohle, mong le e mong eo e fokotsehile ka ea mohlala phutheho. Ka ho sebelisa mojaro ka mojulung ona fapaneng tsa lenaneo, moqapi fumana setshwantsho volumetric ya mofuta wa khatello ea maikutlo le khatello ea mefuta eohle.

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