Umahluko we-coefficient yokwandisa i-thermal phakathi kwe-granite echanekileyo kunye necandelo le-ceramic echanekileyo kunye nokusetyenziswa kwayo kwizixhobo ezichanekileyo.
Ekufuneni ukuchaneka okuphezulu kunye nokuzinza kwintsimi yoshishino, i-coefficient yokwandiswa kwe-thermal yezinto eziphathekayo iba yinto ebalulekileyo. Amacandelo e-granite achanekileyo kunye namacandelo e-ceramic achanekileyo, njengeentlobo ezimbini zezixhobo ezisetyenziswa ngokubanzi kwizixhobo ezichanekileyo eziphezulu, ukuhluka kwe-coefficient yokwandisa i-thermal kunempembelelo ebalulekileyo ekusebenzeni kwezixhobo.
Umahluko kwi-coefficient yokwandiswa kwe-thermal
Amalungu egranite achanekileyo:
I-Granite njengelitye lendalo, i-coefficient yokwandisa i-thermal iphantsi, ngokubanzi phakathi kwe-8 × 10 ^ -6 / ℃ ~ 10 × 10 ^ -6 / ℃. Oku kuthetha ukuba xa iqondo lokushisa litshintsha, utshintsho lobungakanani becandelo le-granite lincinci, elilungele ukugcina uzinzo kunye nokuchaneka kwezixhobo. Ukongeza, i-granite nayo inamandla afanelekileyo okucinezela, ukuqina kunye nokumelana nokunxiba, oko kuyenza ibe yinto esetyenziswa ngokuqhelekileyo izixhobo zokusebenza ezichanekileyo, ibhedi kunye namanye amacandelo ezinto.
Amalungu e-ceramic achanekileyo:
Ngokwahlukileyo, i-coefficient yokwandiswa kwe-thermal yamacandelo e-ceramic echanekileyo iphantsi, ngokuqhelekileyo iphantsi kakhulu kuneyezinto zetsimbi ezifana nensimbi engenasici. Lo mlinganiso ophantsi wokwandiswa kwe-thermal yeekeramics ezichanekileyo ivumela ukuba igcine uzinzo oluphezulu kakhulu kunye nokuchaneka phantsi kweenguqu ezigqithisileyo zokushisa. Oku kubaluleke kakhulu kwizixhobo ezifuna ukusebenza kwiimeko ezichanekileyo ixesha elide, njengezixhobo ze-aerospace, izixhobo zokulinganisa ngokuchanekileyo, njl.
Impembelelo kwizixhobo ezichanekileyo
Ugcino oluchanekileyo:
Kwizixhobo ezichanekileyo eziphezulu, nayiphi na inguqu encinci yokutshintsha inokuba nefuthe elibalulekileyo ekusebenzeni ngokubanzi kwezixhobo. Amacandelo e-granite achanekileyo kunye neengxenye ze-ceramic ezichanekileyo, ngenxa ye-coefficient ephantsi yokwandiswa kwe-thermal, ziyakwazi ukugcina utshintsho oluncinci lwe-dimensional xa iqondo lokushisa litshintsha, ngaloo ndlela liqinisekisa ukuchaneka kwexesha elide kunye nokuzinza kwezixhobo. Oku kubaluleke kakhulu kwizixhobo ezifuna umlinganiselo ophezulu wokuchaneka, njengokulungelelanisa oomatshini bokulinganisa, oomatshini be-lithography, njl.
Ukuthelekisana:
Kwizixhobo ezichanekileyo eziphezulu, umdlalo phakathi kwamacandelo ahlukeneyo nayo enye yezinto eziphambili ezichaphazela ukusebenza kwezixhobo. Ngenxa yokwahlukana kwe-coefficient yokwandiswa kwe-thermal phakathi kwamacandelo e-granite achanekileyo kunye namacandelo e-ceramic echanekileyo, lo mahluko kufuneka uqwalaselwe ngokupheleleyo kuyilo kunye nenkqubo yokuvelisa ukuqinisekisa ukuhambelana kakuhle phakathi kwamacandelo. Ngokomzekelo, xa udibanisa amacandelo e-ceramic achanekileyo kunye nezixhobo zetsimbi, iindlela zokudibanisa ezikhethekileyo kunye nezixhobo zifunekayo ukunciphisa uxinzelelo lwexinzelelo kunye neengxaki ze-deformation ezibangelwa ukungafani kwe-coefficients yokwandisa i-thermal.
Usetyenziso olubanzi:
Kwizicelo eziphathekayo, amacandelo e-granite achanekileyo kunye nezixhobo ze-ceramic ezichanekileyo zihlala zikhethwa kwaye zisetyenziswe ngokweemfuno ezithile. Ngokomzekelo, kwizixhobo zokulinganisa ezichanekileyo, iinqununu ze-granite ezichanekileyo zingasetyenziselwa njengebhentshi yokusebenza kunye nezixhobo zokulala ukuze kuqinisekiswe ukuzinza kunye nokuchaneka kwezixhobo; Kwangaxeshanye, kwiindawo ezifuna ukuchaneka okuphezulu kunye notshintsho oluncinci lwe-dimensional, amacandelo e-ceramic achanekileyo anokuveliswa. Esi sicelo esibanzi sinokunika umdlalo opheleleyo kwiinzuzo zezinto ezimbini kunye nokuphucula ukusebenza ngokubanzi kunye nokuthembeka kwezixhobo.
Isishwankathelo, umahluko kwi-coefficient yokwandiswa kwe-thermal phakathi kwamacandelo e-granite achanekileyo kunye namacandelo e-ceramic achanekileyo anempembelelo ebalulekileyo ekusetyenzisweni kwezixhobo ezichanekileyo. Ngokukhetha okufanelekileyo kunye nokusetyenziswa kwezi zinto zimbini, sinokuqinisekisa ukuba izixhobo zisenokugcina ukuchaneka okuphezulu kunye nokuzinza kwimeko yokutshintsha kweqondo lokushisa, ukuze kuhlangatyezwane neemfuno zeendlela ezahlukeneyo zokuchaneka okuphezulu kunye nokulinganisa.
Ixesha lokuposa: Aug-07-2024