Kumiswa, Isayensi
Deformation: phuca, ukungakhululeki, kokucindezelwa, torsion, eguqa. izibonelo ukusonteka
USheyari ubunzima, torsion, eguqa, - ushintsho ivolumu ukuma umzimba lapho zihlatshwa ibe umthwalo ezengeziwe. Lapho lokhu kushintsha ibanga phakathi ama-athomu noma amangqamuzana, okuholela ukubukeka amabutho nokunwebeka. Cabanga main izinhlobo zamagciwane kanye nezici zabo.
Kokucindezela nezingxabano
uhlobo eqine lihlotshaniswa isihlobo noma umuntu ukunwebeka eliphelele emzimbeni. Njengoba isibonelo, induku eyohlobo, okuyinto eqondiswa kolunye. Lapho isicelo force eduze ahlangene IBamba kolunye uhlangothi, kukhona induku ngilulekela.
Amandla is wayenethonya ngasekupheleni elimisiwe induku, okuholela kokucindezelwa zomzimba. Phakathi kokucindezelwa noma esisuka yomzimba eshintsha indawo cross-Sectional.
uhlobo eqine - iguquka isimo into, ephelezelwa shift of izingqimba yayo. Lolu hlobo kungenziwa ihlaziye imodeli okuqinile, ehlanganisa amapuleti parallel zazo zixhunywe iziphethu. Ngenxa amandla ovundlile wenziwa amapuleti phuca ezinye engela, ivolumu umzimba aliguquki. Endabeni ukusonteka nokunwebeka phakathi amandla isetshenziswa umzimba, kanye engela shift Kutholwe ubuhlobo ngqo ezilinganiselwe.
eguqa uhlobo
Cabanga ngezibonelo lolu hlobo ukusonteka. Endabeni ukugoba, ingxenye ayizindunduma umzimba sesimeni ukungezwani ezithile, futhi insalela ngilugweda onomfutho. Ngaphakathi kulo mzimba othola ukusonteka ukuba samuntu, kukhona ungqimba okungadingi ibhekane iyiphi kokucindezelwa noma ngilulekela. Ibizwa ngokuthi ingxenye hlangothi umzimba deformable. Eduze kungenzeka ukunciphisa indawo emzimbeni.
Esikhathini izibonelo ubuciko lolu hlobo uhlobo isetshenziswa bayolanda kanye nokunciphisa isisindo izakhiwo kwakhiwa. Amabha okuqinile futhi izinduku esikhundleni amapayipi, komzila, mina-imishayo.
uhlobo torsional
Lokhu ukusonteka longitudinal akunakudluliswa iyunifomu phuca. Kwenzeka ngaphansi isenzo amabutho iqondiswe parallel noma okuphambene stem, lapho omunye ekupheleni iqinile. Ngokuvamile ibhekane deformations eziyinkimbinkimbi imininingwane ehlukahlukene izindlela elisetshenziswa izakhiwo nemishini. Kodwa sibonga inhlanganisela ezahlukeneyo eziningana uhlobo, lula kakhulu ukubala izakhiwo zabo.
By endleleni, ngo inqubo yokuziphendukela kwemvelo abalulekile amathambo izinyoni nezilwane sebelithathile ijabulise isakhiwo inketho. Lolu shintsho nomthelela nasekuqiniseni esiphezulu skeleton at esisindo othile.
Deformations ngesibonelo umzimba womuntu
Umzimba womuntu echayeke ukucindezeleka okunzima mechanical ngemizamo yayo kanye nesisindo, kokuvela njengoba umzimba. Ngokuvamile, ukusonteka (phuca) nobuntu nomzimba womuntu:
- Kokucindezela ukuhlolwa emgogodleni, ihlanganisa izinyawo, izitho zomzimba ephansi.
- Njengoba ayefa nemisipha esisuka, nemilenze engenhla, imisipha, imisipha.
- Ukugoba isici wemikhawulo, ukhalo, amathambo.
- Torsion obala ngenkathi turning emqaleni ngesikhathi alenzelwa wazibonela izandla.
Kodwa okwedlula izinkomba umkhawulo voltage, angase siphukile, isibonelo, nehlombe amathambo, okhalweni. Izinyanda lendwangu efanayo exhunywe ngakho kalula ukuba esisuka kubo kabili. By endleleni, le ukusonteka phuca uchaza ingozi egcwele ukunyakaza kwabantu besifazane High Heels. isisindo umzimba ngeke adluliselwe iminwe, okuzokwenza ukwandisa umthwalo ithambo ngesigamu.
Ngokusho imiphumela yokuhlolwa yezokwelapha kwenziwe ezikoleni, kuphela eyodwa angabhekwa yezingane eziyishumi enempilo. Njengoba uhlobo ehambisana nempilo yezingane? Shift, torsion, kokucindezelwa - kwezimbangela eziyinhloko ukwephula ukuma ezinganeni kanye intsha.
Amandla kanye uhlobo
Naphezu ukuhlukahluka Animate futhi izwe ezingaphili, ukudalwa indoda izinto eziningi ezibonakalayo, zonke izinto nezidalwa eziphilayo esivamile - ukuqina. Ngezansi ke elivame ukuqondwa ngayo njengoba ikhono kwento okufanele zalondolozwa isikhathi eside ngaphandle umonakalo obonakalayo. amandla izakhiwo Lapho, ama-molecule izakhiwo. Lesi sici afanele imithambo yegazi, ithambo lomuntu, isitini amakholomu, ingilazi, amanzi. uhlobo uSheyari - yokuqinisekisa ukwakhiwa inketho ngokuqina.
Ukusetshenziswa izinhlobo ezahlukene deformations indoda elisuka zomlando ezijulile. Konke kwaqala nge isifiso kuchunywa induku nolwazi ithiphu abukhali ukuzingela izilwane lasendulo. Kakade ngalezo zinsuku umuntu othakazelayo ku ukusonteka. USheyari, kokucindezelwa, ukungakhululeki, eguqa ukumsiza ukuze athuthukise zokuhlala, amathuluzi, akulungise ukudla. Njengoba yokuthuthukiswa kwezobuchwepheshe lwesintu uye wakwazi ukusebenzisa izinhlobo ezahlukene deformations ukuze Baletha inzuzo onohlonze.
umthetho kaHooke
izibalo ezidingekayo ekwakheni, ubunjiniyela, okuvumela ukusetshenziswa komthetho kaHooke ngoba ukusonteka phuca. Ifomula libonisa ubuhlobo okuqondile phakathi amandla isetshenziswa umzimba, futhi isandiso yayo (kokucindezelwa). UHooke esetshenziswa ukuqina Coefficient ekuboniseni ukuhlobana impahla kanye nokwenzeka ukusonteka.
Nge ukuthuthukiswa nokwenziwa ngcono imishini yezobuchwepheshe, amadivayisi kanye zomculo, ukuthuthukiswa ukumelana theory, izifundo ezibucayi plasticity futhi kuyaqina zazenziwa. Imiphumela ucwaningo eyisisekelo steel elisetshenziswa ukwakhiwa imishini, ukwakhiwa mbono, Mechanics theory.
Ngokusebenzisa indlela edidiyelayo lapho umuntu enezinkinga ezihambisana izinhlobo ezahlukene ubunzima, kwakunokwenzeka ukuthuthukisa imboni yezokwakha, ukuze afeze yesondlo zokuvimbela ukuma lesifanele asemasha yezwe.
isiphetho
Deformation kubhekwe ngokuhamba physics esikoleni, ukuthonya izinqubo ezenzeka emhlabeni ophilayo. Emzimbeni womuntu, izilwane njalo okwenzekayo torsion, eguqa, elula, kokucindezelwa. Futhi ukuze enze zokuvimbela okufika ngesikhathi futhi ephelele izinkinga ezihlobene ukuma noma ukhuluphele, odokotela basebenzisa Kuye ezikhonjwe zesayensi e ucwaningo lokubalulekile.
Ngokwesibonelo, ngaphambi kokwenza izitho zokufakelwa ephansi, kwenziwa izibalo eningiliziwe umthwalo esiphezulu lapho kufanele ibalwe. Lokufakelwa kwezitho zikhethwa ngenxa umuntu ngamunye eyedwa, njengoba kubalulekile acabangele isisindo, ubude kanye ukuhamba lakamuva. Lapho Ukuhlukumeza ukuma ukulungiswa ukusebenzisa ibhande ekhethekile, ngokusekelwe ukusetshenziswa ukusonteka phuca. imithi yesimanje nokuvuselelwa lalingekho ngaphandle kokusebenzisa imithetho yemvelo imihlola, kuhlanganise futhi kungafaki imithetho izinhlobo ezihlukahlukene zezindwangu ezingaba deformations.
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