Shirye-shiryen Shirye-shiryen da Ƙirƙirar Fasaha na Aluminum Oxide foda

Idan aka zoalumina foda, mutane da yawa na iya jin ba su saba da shi ba. Amma idan ana maganar fuskar wayar hannu da muke amfani da ita a kowace rana, da yumbu a cikin motocin jirage masu sauri, har ma da fale-falen da ke hana zafi na jiragen sama, kasancewar wannan farin foda yana da matuƙar mahimmanci a bayan waɗannan samfuran fasahar zamani. A matsayin "kayan abu na duniya" a cikin masana'antun masana'antu, tsarin shirye-shiryen na aluminum oxide foda ya sami sauye-sauyen girgiza ƙasa a cikin karni na baya. Marubucin ya taɓa yin aiki a wani takamaimanaluminasamar da sha'anin shekaru da yawa da kuma shaida da nasa ido tsallen fasaha na wannan masana'antu daga "gargajiya karafa" zuwa fasaha masana'antu.

I. “Axes Uku” na Sana’ar Gargajiya

A cikin bitar shirye-shiryen alumina, ƙwararrun ƙwararrun masana sukan ce, "Don shiga cikin samar da alumina, dole ne mutum ya ƙware dabaru masu mahimmanci guda uku." Wannan yana nufin dabarun gargajiya guda uku: tsarin Bayer, tsarin karkatar da tsarin da kuma tsarin hadewa. Tsarin Bayer yana kama da kasusuwa a cikin tukunyar matsin lamba, inda alumina a cikin bauxite ke narkewa a cikin maganin alkaline ta hanyar zafi mai zafi da matsa lamba. A cikin 2018, lokacin da muke zazzage sabon layin da ake samarwa a Yunnan, saboda karkatar da matsi na 0.5MPa, kristal ɗin da aka yi na dukan tukunyar slurry ya gaza, wanda ya haifar da asarar sama da yuan 200,000 kai tsaye.

Hanyar karkatar da ita ta fi kamar yadda mutanen arewa suke yin noodles. Yana buƙatar bauxite da limestone su zama “gauraye” daidai gwargwado sannan a “gasa” a babban zafin jiki a cikin tukunyar rotary. Ka tuna cewa Jagora Zhang a cikin bitar yana da fasaha ta musamman. Kawai ta hanyar lura da launi na harshen wuta, zai iya ƙayyade zafin jiki a cikin kiln tare da kuskuren da bai wuce 10 ℃ ba. Wannan "hanyar jama'a" na tara gwaninta ba a maye gurbin ta da infrared thermal imaging tsarin sai bara.

Hanyar da aka haɗa ta haɗu da sifofin tsoffin biyu. Misali, lokacin yin tukunyar zafi Yin-yang, ana aiwatar da hanyoyin acidic da alkaline lokaci guda. Wannan tsari ya dace musamman don sarrafa ma'adanai marasa daraja. Wata wata sana'a a lardin Shanxi ta sami nasarar haɓaka ƙimar amfani da tama mai raɗaɗi tare da rabon aluminum-silicon na 2.5 da 40% ta hanyar haɓaka hanyar haɗin gwiwa.

Ii. Hanyar WatsewaƘirƙirar Fasaha

Batun amfani da makamashi na sana'a na gargajiya koyaushe ya kasance abin zafi a cikin masana'antar. Alkaluman masana'antu daga shekarar 2016 sun nuna cewa matsakaicin wutar lantarki da ake amfani da shi a kan kowace tan na alumina ya kai kilowatt 1,350, kwatankwacin wutar lantarki da gida ke amfani da shi tsawon rabin shekara. The "ƙananan zafin jiki rushe fasaha" ɓullo da wani sha'anin, ta ƙara musamman catalysts, rage dauki zazzabi daga 280 ℃ zuwa 220 ℃. Wannan kadai yana adana kashi 30% na makamashi.

Kayan gado masu ruwa da ruwa da na gani a wata masana'anta a Shandong sun kawar da tunanina gaba daya. Wannan "giant karfe mai tsayi" mai tsayi biyar yana kiyaye foda mai ma'adinai a cikin wani dakatarwar da aka dakatar ta hanyar iskar gas, yana rage lokacin amsawa daga 6 hours a cikin tsarin gargajiya zuwa minti 40. Abin da ya fi ban mamaki shi ne tsarin sarrafa hankali, wanda zai iya daidaita sigogin tsari a ainihin lokacin kamar yadda likitan gargajiya na kasar Sin ke daukar bugun jini.

Dangane da samar da kore, masana'antu suna yin nunin ban mamaki na "juya sharar gida a cikin taska". Jajayen laka, saura saura sharar matsala, yanzu ana iya sanya su su zama filayen yumbu da kayan gadon hanya. A bara, aikin zanga-zangar da aka ziyarta a Guangxi har ma ya yi kayayyakin gini na wuta daga jan laka, kuma farashin kasuwa ya haura kashi 15% fiye da na kayayyakin gargajiya.

Iii. Dama mara iyaka don Ci gaban gaba

Ana iya ɗaukar shirye-shiryen nano-alumina a matsayin "zane-zane na micro-sculpture" a fagen kayan aiki. Kayan aikin bushewa mai mahimmanci da aka gani a cikin dakin gwaje-gwaje na iya sarrafa haɓakar ƙwayoyin cuta a matakin ƙwayoyin cuta, kuma nano-foda da aka samar sun ma fi pollen kyau. Wannan abu, lokacin da aka yi amfani da shi a cikin masu raba batirin lithium, zai iya ninka rayuwar baturi.

Microwavefasahar sintering tana tunatar da ni tanda microwave a gida. Bambance-bambancen shine na'urorin injin microwave na masana'antu na iya dumama kayan zuwa 1600 ℃ a cikin mintuna 3, kuma yawan kuzarin su shine kashi ɗaya bisa uku na tanderun lantarki na gargajiya. Ko da mafi kyau, wannan hanyar dumama zai iya inganta microstructure na kayan. Abubuwan yumbun alumina da wani kamfani na masana'antar soji ya yi tare da shi yana da taurin kwatankwacin na lu'u-lu'u.

Mafi bayyananniyar canjin da aka kawo ta hanyar canji mai hankali shine babban allo a cikin dakin sarrafawa. Shekaru ashirin da suka wuce, ƙwararrun ma'aikata sun zagaya ɗakin kayan aiki tare da littattafan rikodin. Yanzu, matasa za su iya kammala dukan tsari saka idanu da kawai 'yan akafi na linzamin kwamfuta. Amma abin sha'awa, manyan injiniyoyin injiniyoyi a maimakon haka sun zama "malamai" na tsarin AI, suna buƙatar canza shekarun da suka gabata na gwaninta zuwa dabarun algorithmic.

Canji daga ma'adinai zuwa babban alumina mai tsafta ba fassarar zahiri ba ce kawai da halayen sinadarai amma har ma da tsinkayar hikimar ɗan adam. Lokacin da masana'antu masu wayo na 5G suka haɗu da "ƙwarewar jin hannu" na ƙwararrun masu sana'a, kuma lokacin da nanotechnology ke tattaunawa da kiln gargajiya, wannan haɓakar fasaha na tsawon ƙarni ya ƙare. Watakila, kamar yadda sabon masana'antu farar takarda ya annabta, ƙarni na gaba na samar da alumina zai matsa zuwa "masana-matakin atomic". Koyaya, komai yadda fasahar ke tsalle, warware buƙatu masu amfani da ƙirƙirar ƙima na gaske sune madaidaicin madawwamin ƙirƙira fasaha.