Nrog rau kev nce ntxiv ntawm kev thov hauv kev lag luam, kev siv tshuab sib cais cua tob tob tau dhau los ua ib qho ntawm cov thev naus laus zis tseem ceeb hauv kev tsim roj av hauv kev lag luam. Lub tshuab sib cais cua tob tob ua cov huab cua los ntawm kev kho cua tob tob, sib cais ntau yam khoom hauv huab cua, feem ntau suav nrog cov pa oxygen (LOX), nitrogen kua (LIN), thiab argon kua (LAR). Ntawm cov pa no, cov pa oxygen kua thiab nitrogen kua yog cov pa uas xav tau ntau tshaj plaws, thiab siv dav hauv kev lag luam xws li metallurgy, chemical engineering, electronics, tshuaj, thiab zaub mov. Tsab xov xwm no yuav ua qhov kev tshuaj xyuas sib piv ntawm kev tsim cov pa oxygen kua thiab nitrogen kua hauv cov txheej txheem sib cais cua tob tob, thiab tshawb nrhiav cov yam ntxwv ntawm ntau yam rau kev tsim khoom.
I. Kev Txheeb Xyuas Txog Kev Siv Tshuab Sib Cais Cua Cryogenic
Kev siv tshuab cais cua cryogenic yog ib txoj kev uas ua kom cua txias rau qhov kub qis heev (qis dua li -150 ° C) kom ua kua. Los ntawm cov txheej txheem no, ntau yam roj hauv huab cua (xws li oxygen, nitrogen, argon, thiab lwm yam) sib cais vim lawv cov ntsiab lus sib txawv ntawm qhov kub sib txawv, yog li ua tiav kev sib cais. Lub hauv paus ntsiab lus ua haujlwm ntawm chav cais cua cryogenic yog ua kom cua txias thiab siv lub pej thuam fractionation rau kev sib cais roj. Qhov kub ntawm liquefaction ntawm oxygen thiab nitrogen yog -183 ° C thiab -196 ° C feem. Kev tsim cov pa oxygen thiab nitrogen kua feem ntau yog nyob ntawm qhov nrawm ntawm huab cua, kev ua kom txias, thiab cov xwm txheej ua haujlwm ntawm lub pej thuam fractionation.
II. Qhov sib txawv ntawm Kev Tsim Cov Pa Pa Ua Kua thiab Cov Pa Pa Ua Kua
Qhov sib txawv ntawm kev tsim cov pa oxygen thiab cov pa nitrogen yog feem ntau txiav txim siab los ntawm ntau yam: cov huab cua sib xyaw, cov kev ua haujlwm, cov qauv ntawm lub pej thuam fractionation, thiab qhov ntau lawm. Hauv cov chav sib cais cua cryogenic, kev tsim cov pa oxygen thiab nitrogen feem ntau yog tsim tawm hauv qee qhov piv. Feem ntau, kev tsim cov pa oxygen qis dua li cov pa nitrogen, tab sis qhov kev thov rau cov pa oxygen kuj tseem nce ntxiv tas li, tshwj xeeb tshaj yog hauv kev kho mob, kev sib xyaw hlau, thiab kev lag luam tshuaj lom neeg.
Qhov kev xav tau cov pa oxygen ua kua feem ntau yog cuam tshuam los ntawm qhov concentration ntawm cov pa oxygen thiab qhov kev xav tau cov pa oxygen hauv qee yam kev siv hauv kev lag luam. Hauv qee qhov kev siv hauv kev lag luam, qhov kev nce ntxiv ntawm cov pa oxygen ua rau muaj kev nce ntxiv ntawm qhov kev xav tau cov pa oxygen ua kua. Piv txwv li, cov thev naus laus zis ntxiv cov pa oxygen hauv kev lag luam hlau, cov txheej txheem hlawv cov pa oxygen siab hauv kev tsim iav, thiab lwm yam, txhua yam xav tau cov pa oxygen ua kua txaus. Kev siv cov pa nitrogen ua kua dav dav dua, suav nrog kev kho mob, khoom siv hluav taws xob, aerospace, thiab lwm yam lag luam. Hauv cov lag luam no, cov pa nitrogen ua kua siv dav rau kev txias, khaws cia, thiab ua kom cov pa nitrogen ua kua.
III. Cov Yam Cuam Tshuam Rau Kev Tsim Cov Pa Pa Ua Kua Thiab Cov Pa Pa Ua Kua
Kev tsim cov pa oxygen thiab cov pa nitrogen tsis yog tsuas yog cuam tshuam los ntawm kev thov ua lag luam xwb tab sis kuj raug txwv los ntawm kev ua haujlwm zoo ntawm lub tshuab cais cua cryogenic, qhov nrawm ntawm huab cua, thiab thev naus laus zis txias, ntawm lwm yam. Ua ntej, qhov nrawm ntawm huab cua yog ib qho ntawm cov yam tseem ceeb tshaj plaws uas cuam tshuam rau kev tsim cov pa oxygen thiab cov pa nitrogen. Qhov nrawm ntawm huab cua ntau dua, qhov ntau ntawm cov pa oxygen thiab cov pa nitrogen uas tsim tawm. Qhov thib ob, qhov ua haujlwm zoo ntawm lub pej thuam fractionation kuj tseem ceeb heev rau kev tsim khoom. Cov yam xws li qhov siab ntawm lub pej thuam fractionation, qhov kub ua haujlwm, thiab qhov piv ntawm cov roj reflux txhua yam cuam tshuam rau kev sib cais ntawm cov pa oxygen thiab nitrogen, yog li cuam tshuam rau kev tsim khoom kawg.
Qhov kev tsim thiab kev ua haujlwm zoo ntawm cov khoom siv txias cuam tshuam ncaj qha rau tus nqi ua haujlwm thiab lub peev xwm tsim khoom ntawm lub tshuab sib cais cua cryogenic. Yog tias qhov ua haujlwm ntawm lub kaw lus txias qis, qhov ua haujlwm ntawm cov pa roj yuav raug txo qis heev, uas cuam tshuam rau kev tsim cov pa oxygen thiab cov pa nitrogen. Yog li ntawd, cov thev naus laus zis txias thiab cov khoom siv siab heev yog qhov tseem ceeb heev rau kev txhim kho lub peev xwm tsim khoom.
IV. Kev Ntsuas Zoo Tshaj Plaws rau Kev Tsim Cov Pa Pa Ua Kua thiab Cov Pa Pa Ua Kua
Yuav kom ua kom cov pa oxygen thiab cov pa nitrogen ntau ntxiv, ntau lub tuam txhab ua kom zoo dua cov kev ua haujlwm ntawm lub tshuab sib cais cua cryogenic kom ua tiav kev tsim khoom zoo dua. Ntawm ib sab tes, kev nce tus nqi cua ntws tuaj yeem txhim kho qhov ntim tag nrho ntawm cov roj tsim tawm; ntawm qhov tod tes, kev txhim kho kev ua haujlwm zoo ntawm lub pej thuam fractionation, kev txhim kho kev faib tawm ntawm qhov kub thiab siab hauv lub pej thuam, kuj tseem tuaj yeem txhim kho kev ua haujlwm sib cais ntawm cov pa oxygen thiab cov pa nitrogen. Tsis tas li ntawd, nyob rau xyoo tas los no, cov khoom siv tsim cov pa oxygen thiab cov pa nitrogen tau siv cov thev naus laus zis txias dua, xws li siv cov txheej txheem txias ntau theem, uas tuaj yeem txhim kho qhov ua haujlwm liquefaction thiab yog li ua rau muaj cov pa oxygen thiab cov pa nitrogen ntau ntxiv.
V. Kev Xav Tau Ua Lag Luam Rau Cov Pa Pa Ua Kua Thiab Cov Pa Pa Ua Kua Los Ntawm Kev Sib Cais Cua Cryogenic
Qhov sib txawv ntawm kev xav tau ntawm kev ua lag luam rau cov pa oxygen thiab cov pa nitrogen yog ib qho tseem ceeb rau kev sib piv kev tsim khoom. Qhov kev xav tau ntawm cov pa oxygen feem ntau cuam tshuam los ntawm cov lag luam tshwj xeeb, tshwj xeeb tshaj yog hauv kev smelting hlau, kev kho mob thaum muaj xwm txheej ceev, thiab kev tsim khoom siv hluav taws xob, qhov twg qhov kev xav tau ntawm cov pa oxygen ruaj khov thiab nce ntxiv txhua xyoo. Piv txwv li, nrog rau kev txhim kho tas mus li ntawm kev lag luam kho mob, kev siv cov pa oxygen hauv kev kho mob thaum muaj xwm txheej ceev, kev kho mob, thiab kev phais mob tau dhau los ua qhov dav dav, tsav kev loj hlob ntawm kev xav tau ntawm kev ua lag luam cov pa oxygen. Tib lub sijhawm, kev siv cov pa nitrogen hauv cov khoom noj khov, kev thauj roj kua, thiab lwm yam, kuj tau ua rau kev loj hlob tas mus li ntawm qhov kev xav tau ntawm cov pa nitrogen.
Lub peev xwm muab cov pa oxygen thiab cov pa nitrogen ua kua muaj feem cuam tshuam nrog qhov loj ntawm cov khoom siv thiab kev ua haujlwm zoo ntawm cov tuam txhab tsim khoom. Cov chav sib cais cua sib sib zog nqus loj feem ntau muaj peev xwm tsim khoom ntau dua, tab sis lawv kuj xav tau kev siv hluav taws xob ntau dua thiab kev saib xyuas cov khoom siv nruj dua. Ntawm qhov tod tes, cov khoom siv me me muaj qhov zoo hauv kev ywj pheej thiab kev tswj tus nqi, thiab tuaj yeem muab khoom raws sijhawm rau qee qhov kev siv hauv kev lag luam me.
Los ntawm kev tshuaj xyuas sib piv saum toj no, nws tuaj yeem pom tias kev tsim cov pa oxygen thiab cov kua nitrogen hauv cov txheej txheem sib cais cua sib sib zog nqus cryogenic raug cuam tshuam los ntawm ntau yam, suav nrog cov cua ntws, kev ua haujlwm zoo ntawm lub pej thuam fractionation, thiab qib kev ua haujlwm ntawm lub kaw lus txias. Txawm hais tias kev tsim cov pa oxygen thiab cov kua nitrogen feem ntau qhia txog qee qhov kev sib raug zoo, kev thov ua lag luam, kev ua haujlwm zoo, thiab kev txhim kho tas mus li ntawm cov cuab yeej siv tshuab tseem muab qhov chaw dav rau kev ua kom zoo dua ntawm kev tsim cov roj no.
Nrog rau kev txhim kho ntawm kev lag luam thiab kev nce qib ntawm thev naus laus zis, kev siv tshuab sib cais cua sib sib zog nqus yuav tsum ua tiav lub peev xwm tsim khoom ntau dua thiab siv hluav taws xob tsawg dua yav tom ntej. Raws li ob qho roj tseem ceeb hauv kev lag luam, kev cia siab ntawm kev ua lag luam ntawm cov pa oxygen thiab cov pa nitrogen tseem dav. Los ntawm kev txhim kho thev naus laus zis tas mus li thiab kev ua haujlwm ntau ntxiv, lub peev xwm tsim khoom ntawm cov pa oxygen thiab cov pa nitrogen yuav ua raws li kev thov ntawm kev ua lag luam, muab kev pabcuam roj ruaj khov thiab ua haujlwm tau zoo rau txhua qhov kev lag luam.
Anna Tel./Whatsapp/Wechat: +86-18758589723
Email :anna.chou@hznuzhuo.com
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