Ntawm nkag thiab so?

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Ntawm nkag thiab so?
Ntawm nkag thiab so?

Video: Ntawm nkag thiab so?

Video: Ntawm nkag thiab so?
Video: Duab Ntxhoo Yaj,Tsis ntseeg siab lawm nyias mus nyias,Nkauj tawm tshiab 2021 2024, Hlis ntuj nqeg
Anonim

ob nqe lus qee zaum siv sib hloov, txawm hais tias lawv txawv tiag tiag. Creep yog ib qho kev nce hauv cov yas hauv kev ntxhov siab tas li Kev ntxhov siab yog qhov txo qis hauv kev ntxhov siab tas li. … Creep yog ib qho kev nyiam mus rau ntau hom thiab cov yas deformation uas tsis muaj kev hloov pauv hauv kev ntxhov siab.

Lub sijhawm so hauv kev nkag siab yog dab tsi?

Hauv cov ntaub ntawv tshawb fawb, kev ntxhov siab so yog qhov pom kev txo qis hauv kev ntxhov siab hauv cov lus teb rau cov kab mob tsim tawm hauv cov qauv. … Qhov no nonlinearity yog piav los ntawm ob qho tib si kev ntxhov siab so thiab ib qho tshwm sim hu ua creep, uas piav qhia yuav ua li cas polymers strain nyob rau hauv tas li kev ntxhov siab

kev so pob zeb yog dab tsi?

Relaxation yog ib yam khoom ntawm prestressing steel thiab behaves inversely rau pob zeb creeping. Lo lus "kev so" piav qhia txo qhov kev ntxhov siab uas twb muaj lawm ntawm cov khoom siv tas li.

kev rov qab los yog dab tsi?

Tus nqi ntawm txo qis hauv deformation uas tshwm sim thaum thauj khoom raug tshem tawm tom qab daim ntawv thov ntev hauv kev sim nkag. Qhov ntsuas kub tsis tu ncua yog tswj xyuas kom tshem tawm cov teebmeem ntawm thermal expansion, thiab kev ntsuas raug coj los ntawm lub sijhawm thauj khoom yog xoom kom tshem tawm cov teebmeem elastic.

Dab tsi yog creep hauv cov khoom?

Creep yog hais txog cov khoom siv tshawb fawb uas piav qhia txog qhov muaj feem ntawm cov khoom siv los deform raws li kev siv dag zog ntawm kev siv tshuab. Creep kuj tseem hu ua cov khoom nkag los yog cov dej txias.

Creep/Relaxation, Cracking, and Material Properties

Creep/Relaxation, Cracking, and Material Properties
Creep/Relaxation, Cracking, and Material Properties
29 cov lus nug ntsig txog pom

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