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Kev sib cais cua sib sib zog nqus yog ib qho txheej txheem uas cais cov pa oxygen, nitrogen thiab lwm yam pa roj ntawm huab cua siv cov thev naus laus zis kub qis. Raws li txoj kev tsim roj av hauv kev lag luam siab heev, kev sib cais cua sib sib zog nqus yog siv dav hauv kev lag luam xws li metallurgy, chemical engineering, thiab electronics. Kev tsim cov khoom siv sib cais cua sib sib zog nqus tag nrho tsis yog tsuas yog xav tau kev raug cai xwb tab sis kuj ua raws li cov qauv kev lag luam thiab cov kev xav tau ntawm cov neeg siv khoom kom ntseeg tau tias kev ua haujlwm ruaj khov thiab cov txiaj ntsig kev lag luam. Tsab xov xwm no yuav tham txog cov kev xav tau tsim ntawm cov khoom siv sib cais cua sib sib zog nqus tag nrho, uas suav nrog cov kev xav txog kev tsim qauv tseem ceeb, cov ntsiab lus engineering, thiab kev ceev faj hauv kev siv.

1. Tsim cov qauv tsim nyog
Thaum tsim cov khoom siv sib cais cua cryogenic tob tag nrho, thawj qhov yuav tsum tau txiav txim siab suav nrog lub peev xwm tsim khoom, huab cua nyoos, cov khoom huv thiab ntau npaum li cas, thiab lwm yam. Nyob ntawm cov teb thov sib txawv, lub peev xwm tsim khoom ntawm cov khoom siv sib cais cua cryogenic tob tag nrho sib txawv heev, feem ntau yog txij li pua pua txog ntau txhiab cubic meters ib teev. Tsis tas li ntawd, cov khoom tsis huv hauv huab cua nyoos, xws li dej noo thiab carbon dioxide, yuav tsum tau tshem tawm los ntawm theem ua ntej kho kom ntseeg tau tias cov khoom siv tuaj yeem ua haujlwm cryogenic tob hauv qab cov xwm txheej ruaj khov thiab tsis muaj kev cuam tshuam. Yog li ntawd, kev tsim qauv ntawm lub kaw lus ua ntej kho yuav tsum xav txog tag nrho cov pa phem ntawm huab cua hauv zos thiab qhov chaw ua haujlwm ntawm cov khoom siv.
2. Kev xav txog kev tsim qauv
Cov txheej txheem tsim cov khoom siv sib cais cua sib sib zog nqus cryogenic muaj ntau lub tshuab tseem ceeb, suav nrog lub kaw lus compression, lub kaw lus pauv cua sov, lub kaw lus sib cais thiab lub kaw lus distillation. Kev tsim cov kaw lus compression yuav tsum xyuas kom meej tias muaj cua siab thiab txhim khu kev qha uas tsim nyog rau kev sib cais cryogenic tob. Cov khoom sib pauv cua sov yog cov khoom tseem ceeb uas ua kom muaj kev ua tiav ntawm cov txheej txheem cryogenic tob, xav tau kev ua haujlwm thermal siab. Feem ntau, cov khoom sib pauv cua sov phaj-fin siv los xyuas kom meej tias muaj kev hloov pauv cua sov zoo thiab cov roj ntws sib xws. Tib lub sijhawm, kev tsim cov pej thuam sib cais thiab lub kaw lus distillation yuav tsum ua kom tau raws li qhov yuav tsum tau ua kom huv ntawm cov roj khoom, yog li kev xaiv cov ntim khoom, cov tais thiab kev ua kom zoo dua ntawm cov txheej txheem distillation kuj tseem ceeb heev. Hauv lub pej thuam distillation, ntau yam khoom siv roj tau sib cais zoo los ntawm kev sib pauv cua sov rov ua dua thiab cov txheej txheem evaporation condensation, tsim cov pa oxygen, nitrogen lossis argon purity siab.
3. Kev siv tshuab thiab kev tswj hwm
Kev tswj hwm tsis siv neeg yog ib feem tseem ceeb ntawm kev tsim cov tshuab sib cais cua sib sib zog nqus. Cov khoom siv sib cais cua sib sib zog nqus niaj hnub no feem ntau sib xyaw ua ke nrog lub tshuab tswj hwm tsis siv neeg kom ua tiav kev tswj hwm cov yam ntxwv xws li kub, siab thiab ntws. Qhov no tsis yog tsuas yog txo qhov nyuaj ua haujlwm xwb tab sis kuj txhim kho kev nyab xeeb thiab kev ruaj khov ntawm lub kaw lus. Lub kaw lus tswj hwm txheej txheem feem ntau muaj PLC (Programmable Logic Controller) thiab DCS (Distributed Control System), uas sau cov yam ntxwv tseem ceeb hauv lub sijhawm tiag tiag rau kev tswj hwm thiab kev ua kom zoo dua, xyuas kom meej tias cov khoom siv ua haujlwm ruaj khov hauv ntau yam xwm txheej thauj khoom. Txhawm rau daws teeb meem xwm txheej ceev, lub kaw lus tswj hwm kuj tseem yuav tsum muaj peev xwm kuaj xyuas qhov txhaum, muaj peev xwm nrhiav tau cov teeb meem tshwm sim sai sai thiab ua cov kev ntsuas sib xws.

4. Kev xav txog kev txuag hluav taws xob thiab kev tiv thaiv ib puag ncig
Kev txuag hluav taws xob yog qhov tseem ceeb hauv kev tsim cov khoom siv sib cais cua txias tob. Kev tsim cov compressors thiab cov khoom sib pauv cua sov zoo ua lub luag haujlwm tseem ceeb hauv kev txo kev siv hluav taws xob. Tsis tas li ntawd, kev rov qab tau cua sov pov tseg yog ib qho kev ntsuas txuag hluav taws xob, uas tuaj yeem siv cov cua sov pov tseg los ntawm cov txheej txheem tub yees los muab kev txhawb nqa hluav taws xob rau lwm cov txheej txheem, yog li txhim kho kev siv hluav taws xob tag nrho. Hais txog kev tiv thaiv ib puag ncig, kev tsim cov cua txias sib cais yuav tsum xav txog tag nrho cov teeb meem kev ua qias tuaj yeem ua rau ib puag ncig muaj kuab paug hauv cov txheej txheem tsim khoom, xws li kev ua qias tuaj ntawm suab nrov thiab cov pa roj tawm. Thaum lub sijhawm tsim qauv, kev kho cua sov thiab cov phiaj xwm kho cua sov kom zoo yuav tsum tau ntxiv kom ua tau raws li cov cai tiv thaiv ib puag ncig thiab cov qauv xav tau.
5. Kev siv nyiaj tsim nyog thiab kev xaiv cov khoom siv
Qhov kev ntsuam xyuas tus nqi ntawm cov khoom siv sib cais cua cryogenic sib sib zog nqus tag nrho cuam tshuam ncaj qha rau nws txoj kev tsim thiab kev xaiv. Raws li lub hauv paus ntawm kev ua kom tau raws li qhov yuav tsum tau ua ntawm kev tsim khoom, kev xaiv thiab qhov loj ntawm cov khoom siv yuav tsum qis li sai tau ntawm tus nqi pib nqis peev thiab tus nqi ua haujlwm. Kev xaiv cov ntaub ntawv tsim khoom, kev ua haujlwm pauv cua sov zoo, hom compressors thiab kev xaiv cov txheej txheem ntws yog txhua yam tseem ceeb uas cuam tshuam rau tus nqi tsim nyog. Kev xaiv cov khoom siv tsim nyog tsis yog tsuas yog txo cov peev txheej pib xwb tab sis kuj tseem txo cov nqi kho thiab kev ua haujlwm hauv lub sijhawm ntev, yog li ua tiav cov nyiaj rov qab zoo dua thaum lub sijhawm tsim khoom.
6. Kev Teeb tsa thiab Kev Ua Haujlwm ntawm qhov chaw
Kev tsim cov khoom siv sib cais cua cryogenic tob tob tsis txwv rau theem kos duab xwb; nws kuj yuav tsum xav txog cov kev cai rau kev teeb tsa thiab kev ua haujlwm hauv qhov chaw. Thaum lub sijhawm teeb tsa, yuav tsum ua kom meej meej txog kev sib dhos ntawm txhua qhov khoom kom tsis txhob muaj kev xau ntawm cov yeeb nkab sib txuas. Thaum lub sijhawm ua haujlwm, yuav tsum muaj kev tshuaj xyuas tag nrho ntawm qhov xwm txheej ua haujlwm ntawm txhua lub kaw lus kom ntseeg tau tias cov khoom siv ua haujlwm ntawm nws qhov xwm txheej zoo tshaj plaws. Vim yog qhov nyuaj ntawm cov khoom siv sib cais cua cryogenic tob tob, kev ua haujlwm feem ntau yog ua los ntawm pab pawg kws tshaj lij engineering, suav nrog ntau qhov kev sim thiab kev hloov kho ntawm cov kev cai xws li kev huv ntawm roj, siab, thiab tus nqi ntws, thaum kawg ua tau raws li cov kev cai tsim thiab cov qauv ntawm cov neeg siv khoom.
Nrog rau kev hloov pauv tas mus li ntawm kev thov kev lag luam thiab kev nce qib ntawm thev naus laus zis, kev tsim cov khoom siv sib cais cua sib sib zog nqus kuj tseem raug kho kom zoo tas li. Cov khoom siv sib cais cua sib sib zog nqus yav tom ntej yuav muab qhov tseem ceeb dua rau kev txawj ntse thiab kev ntsuab. Los ntawm kev qhia txog cov thev naus laus zis siab heev thiab Internet of Things (IoT) thev naus laus zis, cov khoom siv tuaj yeem ua tiav kev saib xyuas thiab kev tswj hwm chaw deb, thiab tuaj yeem ua kom zoo dua kev siv hluav taws xob. Tsis tas li ntawd, kev siv cov ntaub ntawv tshiab, xws li cov ntaub ntawv hloov pauv cua sov zoo thiab cov ntaub ntawv tsis tshua muaj zog, yuav ua rau kev ua haujlwm thiab lub neej ntawm cov khoom siv zoo dua. Hauv cov ntsiab lus ntawm kev hloov pauv tas mus li ntawm cov qauv zog, cov khoom siv sib cais cua sib sib zog nqus kuj tseem yuav siv dav dua hauv kev tsim cov zog huv xws li hydrogen, pab txhawb rau kev ua tiav lub hom phiaj carbon neutrality.

Yog xav tau oxygen/nitrogen, thov hu rau peb:
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