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Yuav Ua Li Cas Activated Carbon Air Lim Capture Contaminants?

Sij hawm: 2022-06-29

Activated carbon air filters tshem tawm cov pa paug los ntawm cov txheej txheem ntawm adsorption, uas txawv ntawm kev nqus.

Tus yuam sij rau qhov sib txawv ntawm ob yog tias: Nyob rau hauv cov txheej txheem adsorption ntawm activated carbon cua lim, cov pa phem lo rau sab nraud ntawm cov pa roj carbon; Thaum nyob rau hauv cov txheej txheem nqus, cov pa phem yog absorbed rau hauv cov qauv nws tus kheej, ib yam li ib daim txhuam cev absorbs dej, cov dej tsis chemically khi nrog daim txhuam cev, nws tsuas yog nyob rau hauv qhov chaw nyob rau hauv nws.

Cov pa roj carbon nyob rau hauv activated carbon cua lim yog ib tug lattice ntawm interconnected carbon atoms. Thaum ib lub molecule ntawm ib co gaseous tshuaj kis tau los ntawm cov pa roj carbon, nws muaj peev xwm ua raws li cov pa roj carbon txaj, yog hais tias nws yog activated los tsim adsorbable qhov chaw. Thaum lub sij hawm cov txheej txheem adsorption ntawm lub tshuab cua lim cua lim, cov pa roj carbon monoxide maj mam sau cov chaw adsorption ntawm cov pa roj carbon activated. Thaum cov pa roj carbon saturated, lub lim tsis tuaj yeem ntes cov kab mob.

Tsis tas li ntawd, cov tshuab lim cua lim cua muaj cov tshuaj nrog ntau dua affinity rau qhov chaw adsorption uas tuaj yeem hloov cov tshuaj tsis muaj kev sib raug zoo, thiab kev sib raug zoo ntawm cov tshuaj muab rau cov adsorbent yog nyob ntawm ib puag ncig, xws li kub thiab cov av noo.

Yog li ntawd, raws li cov kev hloov pauv, cov tshuaj sib txawv yuav raug tso tawm ntawm lub lim. Thaum lub tshuab lim cua ua kom muaj pa saturated, koj tuaj yeem pom tias nws muab cov ntxhiab tsw txawv txawv. Qhov no yog qhov taw qhia muaj zog tias nws yog lub sijhawm los hloov koj cov lim roj carbon.


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