Kayayyakin Maƙallan Gilashin Hollow

(Kayan Kayayyakin Gilashin Ƙaƙƙarfan Microspheres)

Menene Hollow Glass Microspheres

A abun da ke ciki na gilashin microspheres samar da droplet dabara an iyakance ta biyu muhimmi yanayi: 1) da farko aka gyara dole ne su samar da wani na gaskiya mai ruwa bayani, da kuma 2) danko na gilashin a tace yanayin zafi na ~ 1200 zuwa 1500 ° C dole ne low isa ya ba da kyau harsashi sphericity / concentricity da wani high quality-fifi gama. La'akari na uku da ke zama mahimmanci nan da nan bayan samuwar harsashi shine ƙarfin gilashin ga yanayin yanayi ta iskar gas. Sauran abũbuwan amfãni ga abin da m microspheres aka yi amfani da, ban da nauyi da kuma rage farashin, su ne acoustic rufi, babu bukatar tsarin ƙarfafawa, ƙara rigidity, tasiri juriya, da kuma jure yanayin zafi da gobara. Ana ƙera ƙananan microsphere mai ƙarfi ta hanyar ƙona foda na gilashin kai tsaye, yayin da ana samar da ƙananan microspheres na gilashi ta ƙara wakili mai hurawa zuwa foda gilashi. Wannan takarda ta gabatar da samar da microspheres na gilashi ta hanyar amfani da tsarin harshen wuta na tsaye (VTF). Wannan babban girma shine saboda gaskiyar cewa ruwa a wannan zafin jiki yana samun kwangila fiye da yadda aka saba kuma zai sami ƙananan ƙararrawa tare da mafi girma. Wannan shi ne dalilin da ya sa sararin samaniya ya tsaya a kan ruwa kuma zai nutse ne kawai bayan ruwan zafi sama da digiri 4. Tun da lokacin rashin aiki na sararin samaniya ya fi lokacin inertia na wani yanki mai ƙarfi, muna iya cewa haɓakawa ya fi girma ga sassa mai ƙarfi fiye da sararin samaniya. Don haka, ƙaƙƙarfan yanki ya kai ƙasa tare da babban saurin gudu. Samar da microspheres gilashi wani bangare ne na ci gaba da bincike da shirin ci gaba wanda aka fara a 1974.' da nufin haɓaka hanyar samar da dumbin man gilashin man da aka yi amfani da shi a cikin gwaje-gwajen inertial confinement fusion (ICF). Yawancin rahotannin da suka gabata daga LLNL3 "5 sun bayyana ci gaban fasahar digo na ruwa don samar da microspheres na gilashi. A cikin wannan takarda, nazarin rayuwa na bayanan da suka gabata tare da sakamakon ƙulla daga binciken mu na baya-bayan nan don gabatar da cikakken hoto na hanyar shirye-shiryen da kaddarorin gilashin gilashi.

Kayayyakin Maƙallan Gilashin Hollow

Samar da ƙananan ƙananan gilashin gilashin da ake buƙata don maƙasudin fusion na laser yana buƙatar mu inganta yawan sigogin sarrafawa. A baya, mun yi amfani da hanya mai mahimmanci don tantance yanayin aiki da ya dace. Ko da yake wannan hanya ta yi nasara, ta kasance mai cin lokaci kuma tana da yawan ma'aikata. Don taimakawa jagora da fassara aikin gwajin mu na yanzu, mun ƙirƙiri tsari mai sauƙi, mai girma ɗaya (1-D) don kwaikwayi tsarin samar da sarari. An yi amfani da samfurin don ƙididdige tasirin maɓalli na maɓalli masu yawa kamar bayanin martabar shafi na zafin jiki, tsaftacewa azaman abun da ke ciki, girman droplet da abun da ke ciki, da kaddarorin fim ɗin gilashi. Cikakkun bayanai na wannan samfurin da aikace-aikacen sa ga samar da microsphere na gilashinmu na yanzu an tattauna tsayin daka a cikin wannan takarda. Bayan taƙaitaccen gabatarwar, an raba wannan takarda zuwa manyan sassa uku: na farko ya taƙaita bayanai game da abun da ke ciki da kuma kaddarorin gilashin, na biyu yana nazarin hanyar samar da microsphere, kuma na uku yana gabatar da tattaunawa game da haɓaka samfurin da aikace-aikace.

Haɓaka Tarihi na Ƙaƙƙarfan Gilashin Microspheres

Don sanya aikin yanzu a cikin mahallin da ya dace, wajibi ne a sake nazarin ci gaban fasahar gilashi-microsphere. A farkon matakai na shirin ICF, ƙirar da aka yi niyya ta yi kira ga sauƙi deuterium-tritium (DT) cike da ƙananan abubuwa na ƙananan-Z, wanda kuma ake magana da shi azaman maƙasudin turawa mai fashewa. Souers et al. ƙididdige adadin microspheres da aka samu na kasuwanci da aka yi daga abubuwa daban-daban. Na farko gilashin microspheres da za a yi amfani da matsayin hari a LLNL zo daga biyu kasuwanci kafofin: Emerson da Cummings (E & C) da kuma Minnesota Mining and Manufacturing Co. (3M) .1 The nominal oxide k'iyoyin na gilashin da aka bayar a cikin Table 1. Lura cewa 3M samfurin ne soda-lime silicate gilashin, alhãli kuwa da farko gilashin E & C. Hakanan, ƙaddamarwar Si0 2 na gilashin E&C ya bambanta don ba da kewayon ƙarfin microsphere; mafi girman ƙwayar silica ya ba da gilashi mafi ƙarfi. Haƙuri na farko don diamita, ƙarewar saman, da daidaiton kauri na bango na maƙasudin masu fashe sun yi ƙasa da ƙarfi fiye da na ƙirar mu na matsi na yanzu. Sakamakon haka, yana yiwuwa a nemo ƴan ƙaramin gilashin da suka dace {kimanin ɗaya cikin miliyan ɗaya) ta hanyar rarrabuwa ta cikin manyan nau'ikan samfuran kasuwanci. Wannan babban aikin nunawa da dubawa ba shi da amfani yayin da ƙayyadaddun bayanai akan microspheres na gilashi suka zama masu tsauri. Sakamakon haka, an ƙirƙiri sabbin hanyoyi guda biyu don takamaiman manufar samar da harsashi masu inganci don maƙasudin ICF: 1) ɗigon ruwa da 2) hanyoyin busassun gel.

Farashin Gilashin Microspheres Hollow Glass

Girman barbashi na Gilashin Gilashi Mai Girma da tsafta zai shafi Farashin samfurin, kuma ƙarar siyan kuma na iya shafar farashin Gilashin Gilashin Maɗaukaki. Babban adadin adadi mai yawa zai zama ƙasa. Farashin Hollow Glass Microspheres yana kan gidan yanar gizon mu na hukuma.

Hollow Glass Microspheres maroki

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(Kayan Kayayyakin Gilashin Ƙaƙƙarfan Microspheres)