Aikace-aikacen superalloys a cikin sassan sararin samaniya

Injin Aero-injin yana ɗaya daga cikin mahimman abubuwan haɗin jirgin.Wannan saboda yana da ingantattun buƙatun fasaha kuma yana da wahalar kera.A matsayin na'urar wuta mai mahimmanci a cikin tsarin jirgin sama, yana da matukar buƙatu don sarrafa kayan aiki.Yana da kaddarorin nauyin nauyi, babban ƙarfi, juriya na zafin jiki, juriya na iskar shaka da juriya na lalata, da kyawawan kaddarorin superalloy sun sa ya dace da buƙatun kayan injin injin.

Aikace-aikacen superalloys a cikin sassan sararin samaniya (1)

Abubuwan superalloy na iya kiyaye kyakkyawan aiki a yanayin zafi sama da 600°C kuma ƙarƙashin wasu yanayi na damuwa.Fitowar kayan superalloy shine don biyan buƙatun buƙatun kayan aikin sararin samaniya na zamani.Bayan shekaru na juyin halittar abu, superalloys sun zama kayan aiki masu mahimmanci don kayan aikin sararin samaniya da ke kera abubuwan da suka dace.A cewar rahotanni masu alaƙa, a cikin injina, amfani da shi ya kai fiye da rabin duk kayan injin.

A cikin injuna na zamani, amfani da kayan aikin superalloy yana da girma sosai, kuma ana samar da kayan injin da yawa tare da superalloys, kamar ɗakunan konewa, vanes na jagora, ruwan injin turbine, da kwandon injin turbine, zobe, da na'urorin bayan gida.Ana samar da abubuwa kamar ɗakunan konewa da nozzles na wutsiya ta amfani da kayan superalloy.

Aikace-aikacen superalloy a cikin injin injin

Tare da ci gaba da juyin halitta na fasaha da ci gaba da zurfafawa na fannin bincike, za a ci gaba da bincikar bincike kan sabbin nau'in kristal guda ɗaya da ke ɗauke da rhenium da sabbin superalloys.Sabbin kayan za su ƙara sabon ƙarfi a fagen kera kayan aikin sararin samaniya a nan gaba.

1. Bincike akan ruwan kristal guda daya dauke da rhenium

Wasu nazarin sun nuna cewa lokacin da ake sarrafa kayan aiki tare da nau'in crystal guda ɗaya, ana buƙatar la'akari da dukiyoyin gami da kaddarorin aiwatarwa, saboda ana buƙatar yin amfani da lu'ulu'u guda ɗaya a cikin yanayin da ba su da ƙarfi, don haka ana ƙara wasu abubuwan alloying tare da tasirin musamman a cikin kayan inganta.guda crystal Properties.Tare da haɓaka nau'ikan kristal guda ɗaya, ƙirar sinadarai na gami ya canza.A cikin kayan, idan an ƙara abubuwan rukuni na platinum (kamar su Re, Ru, Ir element), abubuwan da ke cikin abubuwan da ke da alaƙa da W, Mo, Re, da Ta za a iya ƙara su.Ƙara yawan adadin abubuwan da suka fi wahalar narkewa, ta yadda za a iya canza abubuwa kamar C, B, Hf daga yanayin "cire" zuwa yanayin "amfani";rage abun ciki na Cr.A lokaci guda, ƙara ƙarin sauran abubuwan haɗakarwa na iya sa kayan su kiyaye kwanciyar hankali a cikin buƙatun aikin kayan aiki daban-daban.

Amfani da ruwan kristal guda ɗaya mai ɗauke da rhenium na iya haɓaka juriyar zafinsa da haɓaka ƙarfin rarrafe.Ƙara 3% rhenium zuwa guda crystal gami da daidai da haɓaka abun ciki na cobalt da molybdenum abubuwa na iya ƙara yawan zafin jiki juriya da 30 ° C, da kuma m ƙarfi da hadawan abu da iskar shaka juriya iya zama a cikin mai kyau ma'auni.jihar, wanda zai zama da amfani ga aikace-aikace mai girma na rhenium-dauke da kristal guda ɗaya a cikin filin sararin samaniya.Yin amfani da kayan kristal guda ɗaya mai ɗauke da rhenium don injin injin turbine wani yanayi ne a nan gaba.Single crystal ruwan wukake suna da fa'ida a bayyane dangane da juriya na zafin jiki, ƙarfin gajiyar thermal, juriya na iskar shaka da juriya na lalata.

Aikace-aikacen superalloys a cikin sassan sararin samaniya (2)

2. Bincike akan sababbin superalloys

Akwai nau'ikan sabbin kayan superalloy da yawa, waɗanda aka fi sani da su sune foda superalloy, gami da ODS, fili mai tsaka-tsaki da babban zafin ƙarfe na kayan shafa mai.

Powder superalloy abu:

Yana da abũbuwan amfãni na uniform tsarin, high yawan amfanin ƙasa da kuma mai kyau gajiya yi.

Abubuwan da ke tsaka-tsaki:

Zai iya rage nauyin abubuwan da aka gyara da kuma inganta aikin, wanda ya dace sosai don yin tsarin motsa jiki.

ODS alloys suna da:

Madalla high zafin jiki creep yi, high zafin jiki hadawan abu da iskar shaka juriya

Kayayyakin lubricating mai ƙarfi na ƙarfe mai ƙarfi:

An fi amfani dashi don samar da nau'i-nau'i masu yawan zafin jiki, wanda ke ƙara ƙarfin ƙarfin daɗaɗɗa kuma yana haɓaka ƙarfin haɓakawa.

Tare da ƙara aikace-aikace na superalloy hard tubes a cikin injin-aero-engine, buƙatar su za ta ci gaba da karuwa a filin sararin samaniya na gaba.


Lokacin aikawa: Maris-02-2023