Photochemical smog yog ib hom smog tsim thaum lub teeb ultraviolet los ntawm lub hnub ua haujlwm nrog nitrogen oxides hauv huab cua. Nws pom tau tias yog daj daj xim av, thiab tseem ceeb tshaj plaws thaum sawv ntxov thiab yav tav su, tshwj xeeb tshaj yog nyob rau hauv cov nroog uas muaj neeg coob coob, sov so.
Photochemical smog tshwm sim los ntawm dab tsi?
Photochemical smog yog tsim thaum tshav ntuj reacts nrog nitrogen oxides thiab tsawg kawg yog ib tug volatile organic compound (VOC) nyob rau hauv cov huab cua. Nitrogen oxides los ntawm lub tsheb tso tsheb, thee fais fab nroj tsuag, thiab lub Hoobkas emissions.
Nws muaj nyob rau hauv photochemical smog?
Ntawm cov pa phem cuam tshuam nrog cov smog ntawm photochemical yog ozone, nitrogen dioxide thiab peroxyacyl nitrate (PAN) Cov nitrogen dioxide, thiab lwm yam oxides ntawm nitrogen, yog thawj cov pa phem uas tsim los ntawm dissociation nyob rau hauv combustion tshwm sim, thiab ob qho tib si 'ceev' thiab 'thermal' NOx tuaj yeem koom nrog cov tshuaj tiv thaiv.
Photochemical smog yog dab tsi thiab nws cuam tshuam dab tsi?
Photochemical smog yog tsim thaum cov pa phem xws li hydrocarbons thiab nitric oxide cuam tshuam nrog lub hnub ci los tsim cov tshuaj xws li NO2, Peroxyacyl nitrate (PAN), ozone, acrolein thiab formaldehyde. … Photochemical smog ua rau rau tawg ntawm cov roj hmab thiab kev puas tsuaj loj rau cov nroj tsuag lub neej
Dab tsi yog photochemical smog?
Photochemical smog yog kev sib xyaw ntawm cov pa phem uas tau tsim thaum nitrogen oxides thiab volatile organic compounds (VOCs) hnov mob rau hnub ci, tsim kom muaj cua daj cua dub saum lub nroog. Nws tshwm sim ntau zaus thaum lub caij ntuj sov, vim tias yog thaum peb muaj hnub ci tshaj plaws.
