Scope of Application Of Class Fire Extinguisher

Dec 11, 2021 Tso lus

Ua npuas ncauj tua hluav taws

Kev tua hluav taws muaj nuj nqi ntawm lub tshuab tua hluav taws ua npuas ncauj yog tshwm sim hauv: cov npuas npog txheej tsim tawm ntawm qhov chaw ntawm cov khoom siv hluav taws xob cais tawm ntawm cov khoom siv hluav taws xob los ntawm huab cua thiab ua haujlwm ntawm kev sib tsoo hluav taws. Vim tias cov npuas npuas tuaj yeem thaiv cov cua sov hauv thaj chaw combustible los ntawm kev ua haujlwm ntawm cov khoom siv hluav taws xob, nws tuaj yeem tiv thaiv cov khoom siv hluav taws xob nws tus kheej thiab cov khoom siv hluav taws xob ib puag ncig los ntawm volatilizing. Cov dej precipitated los ntawm ua npuas ncauj txo qhov kub ntawm qhov chaw ntawm cov khoom combustion, thiab cov chav tsim los ntawm volatilization ntawm cov npuas dej thaum rhuab tuaj yeem txo qhov concentration ntawm oxygen nyob ib ncig ntawm cov khoom combustion.


Qhov chaw tua hluav taws ntawm lub tshuab tua hluav taws ua npuas ncauj: tsim rau cov hluav taws kub hauv chav kawm A, xws li ntoo, paj rwb, ntaub pua chaw, ntawv, thiab lwm yam, thiab tseem tuaj yeem tua hluav taws, xws li cov khoom siv roj av, roj, thiab lwm yam.; tab sis tsis tuaj yeem tua cov dej-soluble flammable thiab flammable kua misfire, xws li cawv, ester, ether, ketone thiab lwm yam khoom.

Qhuav hmoov hluav taws tua hluav taws

Kev ua haujlwm ntawm cov hmoov qhuav hluav taws tua hluav taws yog tshwm sim hauv: ib qho yog tshem tawm cov active dawb ions tsim los ntawm cov khoom siv hluav taws kub, kom cov saw hlau tiv thaiv ntawm cov khoom siv hluav taws kub cuam tshuam; Lwm qhov yog tias cov hmoov qhuav nqus cov cua kub ntau thaum nws ntsib qhov kub thiab txias decomposition, thiab tso tawm dej vapor thiab carbon dioxide kom ua tiav qhov txias. Thiab kev ua haujlwm ntawm diluting cov pa oxygen hauv huab cua hauv thaj chaw combustion.


Qhov chaw tua hluav taws ntawm cov hmoov qhuav qhuav tua hluav taws: Nws yog qhov tsim nyog rau kev tua cov nplaim hluav taws, roj, hluav taws xob hluav taws xob thiab hluav taws kub uas tsis haum rau kev tua cov dej. AC qhuav hmoov hluav taws tua hluav taws tuaj yeem tua hluav taws los ntawm cov khoom siv thiab cov khoom siv hluav taws kub ntawm cov khoom siv A, C, thiab D.

Cov pa roj carbon dioxide tua hluav taws


Kev tua hluav taws muaj nuj nqi ntawm carbon dioxide tua hluav taws yog tshwm sim nyob rau hauv: thaum cov ntsiab lus ntawm cov pa roj carbon dioxide nyob rau hauv combustion cheeb tsam ncav cuag 30% -50%, combustion tuaj yeem tua, feem ntau yog ua pa muaj nuj nqi. Nyob rau tib lub sij hawm, carbon dioxide yog absorbed nyob rau hauv cov txheej txheem ntawm dav hlau tua hluav taws. Sib piv cov cua sov, yuav muaj qhov sib thooj ua haujlwm txias.


Cov pa roj carbon dioxide tua hluav taws hauv cheeb tsam: Nws yog qhov tsim nyog rau kev tua hluav taws ntawm cov khoom siv hluav taws xob, cov cuab yeej precision, cov phau ntawv, cov ntaub ntawv thiab cov ntaub ntawv nyob rau hauv 600 volts, thiab hluav taws kub ntawm cov roj, roj thiab qee yam khoom uas tsis tuaj yeem tua nrog dej hauv thaj chaw me me.