Vim li cas cov pa roj detectors siv cov qib tawg?
Thaum twg tus neeg yuav khoom siv lub tshuab ntsuas roj, cov chaw tsim khoom ib txwm nug seb qhov kev tiv thaiv qib twg yuav tsum tau xaiv, nws puas yog hom foob pob tawg lossis hom ib txwm muaj? Dab tsi ntawm kev ua haujlwm ib puag ncig yog nws tsuas yog siv hauv? Ntau tus neeg muas zaub yuav nug: "Dab tsi yog qhov txawv ntawm ob lub cuab yeej no?" Vim li cas cov pa roj detectors siv cov qib tawg? Qhov tseeb, hom roj av dab tsi los xaiv yog txiav txim siab los ntawm cov neeg siv khoom tshwj xeeb ua haujlwm.
Feem ntau hais lus, cov khoom siv hluav taws xob tawg yog hais txog lub peev xwm los tiv thaiv qhov cuam tshuam thiab kub ntawm qhov tawg yam tsis muaj kev puas tsuaj. Hom zoo tib yam ntawm cov roj ntes tsis tuaj yeem siv rau hauv qhov chaw tawg txaus ntshai vim nws tsis siv cov cuab yeej tawg-pov thawj. Cov chaw tshuaj xws li cov mines thee, steel, smelting, petrochemicals, thiab kws tshuaj ib txwm tau sau cov ntsiab lus rau cov pa phem thiab cov pa phem thiab cov pa phem thiab cov pa phem. Yog hais tias cov roj to concentration nce mus txog los yog tshaj qhov kev txwv tsis pub tawg, ib zaug ib qho hluav taws xob qhib los yog hluav taws xob tshwm sim, kev sib tsoo tawg yuav tshwm sim. Los ntawm cov lus piav qhia saum toj no, kuv xav tias txhua tus neeg yuav nkag siab tias yog vim li cas lub tshuab ntsuas roj yuav tsum siv cov pov thawj tawg.
Nyob rau hauv luv luv, thaum cov neeg muas zaub yuav gas detectors, yog hais tias qhov kev tshawb nrhiav ib puag ncig muaj kev ruaj ntseg, nws yog txaus los xaiv cov roj detectors zoo tib yam. Yog tias nws siv nyob rau hauv qhov chaw tawg txaus ntshai, xaiv ib qho cuab yeej nrog kev ua haujlwm tawg. Nws yuav tsum tau muab sau tseg tias hom tawg-pov thawj muaj xws li ob hom kev nyab xeeb intrinsically thiab flameproof hom, thiab cov neeg siv khoom tuaj yeem xaiv raws li lawv tus kheej xav tau.
Dab tsi tuaj yeem siv los xaiv lub ntsuas roj?
Kev Siv Tau: Cov kws tshaj lij vaj tsev yuav tsum ua qhov kev txheeb xyuas ntawm qhov chaw thiab tshuaj xyuas cov pa phem hauv qhov chaw txwv uas lub tsev nyob los txiav txim seb lub ntsuas hluav taws xob puas tau teeb tsa raws li qhov xav tau ntawm kev siv.
Yooj yim txheeb xyuas; tus lej lossis pointer gas detector. Feem ntau hais lus, hom lej muaj qhov zoo ntawm kev nyeem tau yooj yim thiab tsis muaj kev txiav txim siab tsawg. Puas yog thaj chaw tso saib loj txaus nrog backlighting thiab fonts loj kom nyeem tau yooj yim thiab nkag siab. Txawm hais tias lub siren nrov txaus kom paub qhov txawv ntawm lub suab nrov tom qab. Feem ntau, qhov ua tau zoo tshaj 90dB (A) yog siv tau. Seb lub teeb ceeb toom flashing tuaj yeem lees paub los ntawm ntau lub kaum ntse ntse. Lub teeb liab tuaj yeem tshwm sim tsis tu ncua nrog kev hloov pauv ntawm qhov ntsuas roj concentration, thiab lub tswb yuav raug tso tseg tom qab kev pom zoo lossis kev ntsuas ntsuas.
Kev ruaj ntseg; qhov no yog ib qho tseem ceeb uas yuav tsum tau xav txog. Qhov tsawg dua tus nqi ntawm xoom offset thiab puv amplitude offset, qhov zoo dua. Txhua lub tshuab kuaj roj yuav tsim cov kev cuam tshuam ntau dua los yog tsawg dua tshwj tsis yog cov pa roj carbon monoxide, feem ntau qhov tseem ceeb tshaj plaws yog lub tshuab hluav taws xob hluav taws xob rau kev kuaj xyuas hydrogen sulfide, yog li cov neeg siv niaj hnub hauv tsev, peb yuav tsum paub txog cov pa roj carbon monoxide uas yuav tsum tau ua. muaj nyob hauv tsev.
Kev ntseeg tau: Lub neej ntev ntawm lub sensor, qhov zoo dua. Feem ntau hais lus, lub neej nruab nrab ntawm lub tshuab hluav taws xob hluav taws xob yog 2-5 xyoo, thiab qhov me me qhov yuam kev, qhov zoo dua. Qhov tseeb thiab nws qhov tseeb yuav nce ntxiv nrog rau qhov nce ntawm kev pabcuam lub neej, thiab lub sijhawm lav ntawm cov khoom feem ntau yog 1 xyoos.
Yooj Yim: Tam sim no peb txhua tus ua haujlwm sab nraud, kev yooj yim kuj yog ib qho tseem ceeb hauv qhov chaw ruaj ntseg: lub teeb yuag, me me, yooj yim thiab xis hnav, thiab kho yooj yim.
