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Ukuhlolwa kwamablade enjini ye-aero kunezidingo eziphakeme kakhulu zokuzinza, ukunemba nokuthembeka kweplatifomu. Uma kuqhathaniswa nezinkundla zokuhlola zendabuko ezifana nensimbi eyinsimbi ne-aluminium alloy, amapulatifomu egwadle abonisa izinzuzo ezingenakubuyiseleka ezinkomba ezibalulekile eziningi. .
I. Ukuzinza Kwe-Thermal: "Isihlangu Semvelo" Esimelene Nokuphazamiseka Kwezinga Lokushisa
I-coefficient yokunwetshwa okushisayo kwamapulatifomu ensimbi ekhonjiwe icishe ibe ngu-10-12 ×10⁻⁶/℃, futhi leyo yama-alloys e-aluminium iphezulu njengo-23×10⁻⁶/℃. Ngaphansi kokushisa okukhiqizwa ukusebenza kwemishini yokuthola noma ukushintshashintsha kwezinga lokushisa kwemvelo, ukuwohloka kobukhulu kujwayele ukwenzeka, okuholela ekutholeni amaphutha. I-coefficient yokunwetshwa okushisayo kwenkundla yegranite kuphela (4-8) ×10⁻⁶/℃. Ngaphakathi kokuhluka kwezinga lokushisa okungu-±5℃, ukuguqulwa kobukhulu beplathifomu yegwadle enobude obuyimitha elingu-1 kungaphansi kuka-0.04μm, okungacishe kunganakwa. Lesi sici sokwandisa okushisayo okuphansi kakhulu sihlinzeka ngendawo eyireferensi ezinzile yezisetshenziswa ezinembayo njengama-laser interferometer kanye nemishini yokulinganisa enezixhumanisi ezintathu, ukugwema ukuchezuka kokulinganisa kwe-blade contour okubangelwa ukuwohloka kokushisa. .
Ii. Ukusebenza Kwe-Anti-Vibration: "Isithintelo Esisebenzayo" Sokuqeda Ukuphazamiseka Ukudlidliza
Eshabhu yokukhiqiza izindiza, ukudlidliza kwemvelo okubangelwa ukusebenza kwamathuluzi omshini kanye nokunyakaza kwabasebenzi kuvame. Izingxenyekazi ze-aluminium alloy aziqinile ngokwanele, futhi izinkundla zensimbi ezisansimbi zinokusebenza okulinganiselwe kokumanzisa, okwenza kube nzima ukubhafa ngempumelelo ukudlidliza. Isakhiwo sekristalu eliminyene ngaphakathi kweplatifomu yegwadle siyinikeza izici ezinhle kakhulu zokudambisa, enesilinganiso sokuswakama esingu-0.05-0.1, esiphindwe kahlanu kunesansimbi ewuketshezi futhi siphindwe kashumi kune-aluminium alloy. Uma ukudlidliza kwangaphandle kudluliselwa kuplathifomu, kunganciphisa amandla okudlidliza ngaphezu kuka-90% phakathi kwamasekhondi angu-0.3, iqinisekise ukuthi okokusebenza kokutholwayo kusengakhipha idatha enembile endaweni edlidlizayo. .
Iii. Ukuqina Nokumelana Nokugqoka: "Inqaba Eqinile" Eqinisekisa Ukunemba Kwesikhathi Eside
Ngemva kokusetshenziswa isikhathi esithile, i-platform ye-cast iron ijwayele ukuqhekeka kokukhathala, okuthinta ukunemba kwayo. Amapulatifomu e-aluminium alloy anobulukhuni obuphansi kanye nokungagugi kahle, okwenza kube nzima ukumelana nokusetshenziswa njalo kwemishini yokuhlola umsebenzi osindayo. Ukuminyana kweplathifomu yegwadle kufinyelela ku-2.6-2.8g/cm³, amandla ayo okucindezela adlula u-200MPa, futhi ubulukhuni bayo be-Mohs bungu-6-7. Uma ingaphansi kwemithwalo esindayo kanye nokungqubuzana kwesikhathi eside okuvela kumishini yokuhlola i-blade, ayijwayele ukuguga noma ukuguqulwa. Idatha evela ebhizinisini elithile lendiza ibonisa ukuthi ngemva kokusetshenziswa okuqhubekayo iminyaka eyisishiyagalombili, ukuguqulwa kwesicaba seplathifomu yegwadle kusalawulwa phakathi kuka-±0.1μm/m, kuyilapho iplatifomu yensimbi ekhonjiwe idinga ukuhlelwa kabusha ngemva kweminyaka emithathu kuphela. .
Iv. Ukuzinza Kwamakhemikhali: "Itshe Lekhona Elizinzile" Lokujwayelana Nezindawo Eziyinkimbinkimbi
Ama-reagents amakhemikhali afana nama-ejenti okuhlanza kanye nezinto zokugcoba avame ukusetshenziswa kuma-workshops okuhlola ukuhamba kwezindiza. Amapulatifomu e-aluminium alloy ajwayele ukugqwala, futhi amapulatifomu ensimbi angase athinteke ngokunemba ngenxa ye-oxidation nokugqwala. I-Granite yakhiwe ikakhulukazi ngamaminerali afana ne-quartz ne-feldspar. Inezici zamakhemikhali ezizinzile, uhla lokubekezelela i-pH olusuka ku-1 kuye ku-14, futhi ingamelana nokuguguleka kwamakhemikhali avamile. Ayikho imvula ye-ion yensimbi endaweni yayo, eqinisekisa indawo etholakalayo ehlanzekile futhi igwema amaphutha okulinganisa abangelwa ukungcoliswa kwamakhemikhali. .
V. Ukunemba Komshini: "Isisekelo Esikahle" sokulinganisa Okunembile
Ngobuchwepheshe obunembe kakhulu obufana nokupholisha kwe-magnetorheological kanye nokucutshungulwa kwe-ion beam, amapulatifomu egwadle angakwazi ukufeza ukunemba kokucubungula okungu-±0.1μm/m ukuze kube flatness kanye no-Ra≤0.02μm ngobuhwaqane bobuso, obudlula kude amapulatifomu ensimbi ecijile (±1μm/m ngokucaba) kanye neplathifomu ye-aluminium/2mm ye-aluminiyam). Le ndawo enembayo ephezulu ihlinzeka ngereferensi yokufakwa enembile yezinzwa ezinemba okuphezulu nama-probe okulinganisa, okusiza ukufezeka kokulinganisa kwekhonsathi enezinhlangothi ezintathu zamablade enjini ye-aero-leveli engu-0.1μm. .
Ezimweni ezifunwa kakhulu zokuhlolwa kwe-aero engine blade, amapulatifomu egwadle, anezinzuzo zawo ezibanzi ekuzinzeni okushisayo, ukumelana nokudlidliza, ukuqina, ukuqina kwamakhemikhali kanye nokunemba kokucubungula, sekube yisinqumo esingcono kakhulu sokuqinisekisa ukunemba nokuthembeka kokuhlolwa, ukubeka isisekelo esiqinile sokuthuthukiswa kokukhiqizwa kwekhwalithi ephezulu.
Isikhathi sokuthumela: May-22-2025