Tsev - Yam paub - Paub meej

100 Daim Ntawv Thov Kev Ua Haujlwm Carbon - Aerospace Applications

Yog tias tib neeg xav tawm hauv ntiaj teb thiab tshawb nrhiav qhov chaw sab nraud, lawv yuav tsum sim tsim ib qho chaw me me uas tib neeg tuaj yeem muaj sia nyob hauv qhov chaw, yog li ntawd cov foob pob hluav taws tau tsim. Qhov chaw capsule yog cais tawm ntawm lub ntiaj teb sab nraud, nws yog qhov chaw kaw, thiab huab cua ncig tsis zoo lossis txawm tias ua tsis tau. Yog li ntawd, cov teb no xav tau huab cua purification los yog huab cua regeneration txoj kev los xyuas kom meej lub nyob ib puag ncig ntawm astronauts.

Huab cua huv yog qhov tseem ceeb rau kev noj qab haus huv ntawm astronauts, lub neej hauv chaw ua haujlwm thiab chaw ua haujlwm. Nyob rau hauv lub dav hlau, cov pa phem nyob rau hauv lub spacecraft alarm feem ntau yog los ntawm cov volatiles ntawm cov astronauts thiab cov ntaub ntawv uas tsis yog-hlau thiab cov cuab yeej nyob rau hauv lub alarm. Txawv teb chaws aerospace tej yaam num tau kuaj pom ntau tshaj 300 cov pa phem nyob rau hauv lub cockpit, ntawm uas ntau tshaj 20 tau raug teev raws li lub hom phiaj tseem ceeb rau kev tshem tawm, nrog rau ntau yam kev sib txuas.

Feem ntau, muaj peb txoj hauv kev los tshem tawm cov pa phem lossis cov khoom tsis zoo: adsorption, catalysis thiab pom. Ntawm txhua txoj hauv kev ua kom huv huv huab cua, cov pa roj carbon activated adsorption yog ib txoj hauv kev siv thiab siv tau zoo.

Cov pa roj carbon activated yog cov khoom siv carbonaceous adsorption nrog nplua nuj pore qauv thiab loj loj tshwj xeeb thaj chaw. Nws muaj cov yam ntxwv ntawm lub peev xwm adsorption muaj zog, tshuaj lom neeg ruaj khov, muaj zog txhua yam, thiab yooj yim rov tsim dua tshiab. Hauv cov tshuaj, ib puag ncig, thiab lwm yam, nws yog siv los adsorb cov khoom uas muaj qhov kub thiab txias thiab cov khoom siv organic nrog qhov hnyav molecular.

Txoj kev siv dav tshaj plaws rau kev lim dej hauv lub dav hlau yog cov pa roj carbon adsorption, uas siv cov pa roj carbon monoxide ua kom muaj zog ua kom nqus tau cov ntxhiab tsw thiab taug qab cov pa phem xws li hydrocarbons hauv chav tsev.

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Koj Tseem Yuav Zoo Li