Dab tsi yog photochemical smog ua los ntawm?
Dab tsi yog photochemical smog ua los ntawm?

Video: Dab tsi yog photochemical smog ua los ntawm?

Video: Dab tsi yog photochemical smog ua los ntawm?
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Qhov sib xyaw ntawm cov tshuaj phem no hu ua photochemical smog. Cov tshuaj nyob rau hauv photochemical smog muaj xws li nitrogen oxides , Volatile Organic Compounds (VOCs), ozone, thiab PAN (peroxyacytyl nitrate). Nitrogen oxides feem ntau yog los ntawm cov cav ntawm cov tsheb thiab cov tsheb thauj khoom.

Hais txog qhov no, photochemical smog yog dab tsi?

Photochemical smog , feem ntau hu ua "lub caij ntuj sov smog ", yog tshuaj lom neeg cov tshuaj tiv thaiv ntawm tshav ntuj, nitrogen oxides thiab volatile organic tebchaw nyob rau hauv cov huab cua, uas tawm hauv cov huab cua thiab av-qib ozone.

Ib yam li ntawd, cov tshuaj hauv smog yog dab tsi? Smog yog tsim los ntawm ntau yam tshuaj xws li nitrogen Oxide (NOx), sulfur dioxide (SOx), carbon monoxide (CO), thiab volatile organic tebchaw (VOCs), tab sis ob lub ntsiab lus ntawm smog yog cov teeb meem me me (PM) thiab theem av. ozone (O3).

Khaws qhov no saib, photochemical smog yog dab tsi thiab nws cov teebmeem?

Lub Sijhawm luv Cov teebmeem ntawm Air Pollution Photochemical smog yog tsim thaum tshav ntuj interacts nrog tej yam tshuaj nyob rau hauv cov huab cua. Ozone yog qhov tseem ceeb ntawm cov pa phem no. Ozone nyob rau hauv lub stratosphere tiv thaiv peb tiv thaiv cov teeb meem ultraviolet hluav taws xob, tab sis nyob rau hauv lub hauv av, nws yog txaus ntshai rau tib neeg noj qab haus huv.

Dab tsi yog cov tshuaj formula rau photochemical smog?

Kev sib xyaw ntawm Photochemical Smog NO2 + hν → NOS + O. Qhov no yog ib lub voj voog txuas mus ntxiv uas ua rau tsuas yog nce ib ntus hauv kev tsim cov ozone. Tsim photochemical smog ntawm qhov ntsuas tau pom hauv Los Angeles, cov txheej txheem yuav tsum suav nrog Volatile organic compounds (VOC's).

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