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Iimpawu zokusebenza kwezixhobo ze-aluminium foam

1. Iimpawu ezibonakalayo
Izixhobo ze-aluminium foamolona phawu lubalulekileyo lobunzima bokukhanya, ubuninzi obuphantsi, ngokulingana nobukhulu bepore, ubunzima obuthile buphindwe ngamaxesha angama-0.1-0.6 kuphela umthamo ofanayo we-aluminium, kodwa ngaphezulu kwamaxesha ama-4 aphezulu kunezinto ezifakwa amagwebu. I-conductivity yezinto ze-foam incinci kakhulu kune-aluminium eqinile, ngokuchaseneyo, ukuchasana kukhulu, kwaye ngumqhubi ombi. I-thermal conductivity ye-foam ye-aluminium yi-0.1-0.2 ngamaxesha amancinci kune-aluminiyam engundoqo eqinile. Ukongeza, i-foam nayo ineenzuzo zobunzima obuphezulu, obungatshayo, akulula ukuba i-oxidize, akulula ukuguga, ukumelana nemozulu, kulula ukuyibuyisela kwakhona njalo njalo.
Kwizixhobo eziphantsi kwemithwalo yokugoba, izinto ezisetyenzisiweyo kufuneka zibe namandla aphezulu, kwaye ngokuthelekisa amaxabiso athile amandla kunye ne-aluminium foam kunye nezinye izinto eziqhelekileyo zesakhiwo (i-aluminium kunye nentsimbi) (i-aluminium foam: insimbi = 5: 2.5: 1), kwafunyaniswa ukuba i-aluminiyam i-foam ineempawu eziphezulu zamandla athile. Izifundo zovavanyo zibonise ukuba unyango olufanelekileyo lobushushu lunokwenziwa ukwandisa amandla alo. Ngaloo ndlela, i-foam ye-aluminium inokumelana nemithwalo emikhulu yokugoba.
2. Iimpawu zoomatshini
Imodyuli ye-elasticity, imodyuli yokucheba, kunye nomda weelastiki weugwebu aluminiyamiyancipha njengomsebenzi we-exponential kunye nokunyuka kwe-porosity;
Tensile strength; i-aluminiyam yogwebu inamandla asezantsi okuzibamba, ubude obuphantsi kunye nesenzeko se-semi-brittle. Kwafunyaniswa ukuba ubukhulu be-pores bunefuthe elibalulekileyo kwiipropati zokuqina. Xa ukuxinana kwesalamane kufana, amandla okuqina obungakanani bepore encinci mkhulu kunobukhulu obukhulu bepore;
Amandla oxinzelelo; amandla obunzima bezinto ze-foam aphantsi, kodwa amandla oxinzelelo aphezulu; igophe layo elicinezelayo loxinzelelo loxinzelelo linokwahlulwa libe yilastiki yomgca, indawo yethafa lesivuno kunye nendawo exineneyo. I-aluminiyamu enegwebu lokuvula isithuba soxinzelelo-uxinzelelo lwegophe imilo iyafana, ubukhulu becala kumphakamo weqonga leplastiki, ubungakanani bendawo yokuvula abunakuba bubudlelwane nje bomgca, kodwa kufuneka bube kuluhlu oluthile lokuvula ukufikelela kwelona xabiso liphezulu. . Amandla oxinzelelo lwe-aluminiyam enegwebu kunye noxinzelelo kunye nesantya soxinzelelo lobudlelwane phakathi kwegrafu lubonisa ukuba okukhona uxinaniso olukhulu, kokukhona lucinezela ngamandla;

Iimpawu zokusebenza kwezixhobo ze-aluminium foam

3. Uphawu lokufunxa
Izixhobo zesakhiwo ezinamabhonzoingasetyenziselwa ukufunxa. Ubunzima obuncinci beworkshop budlala indima enkulu kumandla okufunxa. Iiseli zegwebu zincinci, zomelele kwaye zifunxa ubushushu kakuhle. Imathiriyeli yegwebu inethafa loxinzelelo olude ngexesha loxinzelelo kwaye ifunxa amandla ngoxinzelelo phantsi kweemeko zoxinzelelo rhoqo. Amandla okufunxa afuna indawo ephantsi kwegophe loxinzelelo-strain, ngoko ke amandla amakhulu okufunxa xa iqonga lokunikezela liphezulu kwaye libanzi. Ubungakanani bepore bunempembelelo ethile ekuphakameni kweqonga lokuvelisa, kwaye ukukhetha ubungakanani obufanelekileyo bepore kunokuphucula umtsalane weqonga lokuvunwa. Ukongeza, amandla ayo okufunxa ayahluka ngokungeyo-monotonically kunye ne-porosity, apho amandla okufunxa mkhulu kwi-porosity ethile.
4. Ukusebenza kwedamping
Ukusebenza kwedamping kukukwazi ukuguqula amandla omatshini wokungcangcazela abe ngumbane oshushu ngenxa yezizathu zangaphakathi. Izinto eziphathekayo zinokusetyenziswa ngokupheleleyo ukunciphisa ingxolo engeyomfuneko kunye nokungcangcazela. Indlela ebalulekileyo yokuphucula ukusebenza kokumanzisa kwezixhobo zetsimbi kukwandisa intsebenziswano phakathi kweziphene ukuze ufumane ubuninzi bomda we-linear kunye nokwandisa umatshini wokwenza ukunyusa ukungcola okungahambelaniyo. Iziphumo zovavanyo zibonisa ukuba izixhobo ezirhabaxa zihambelana neempawu zombutho zemathiriyeli emanzi kakhulu, kwaye ubukho bemibhobho bunefuthe elibalulekileyo ekuphenduleni okudambisayo kwezinye izinto ezingezizo ezentsimbi okanye isinyithi.


Ixesha lokuposa: Nov-30-2023