2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Kawg, ntu 8.3. 3.1 hais tias txhua lub qhov rooj yuav tsum muaj qhov ntsuas tiv thaiv hluav taws yuav tsum ua raws li NFPA 80, uas yuav tsum tau kaw tus kheej ntawm lub qhov rooj. Yog li, txhua lub qhov rooj hluav taws kub tsis tso cai rau ua ntulossis qhib qhib.
Thaum twg yuav tsum qhib qhov rooj qhib?
Cov qhov rooj hluav taws yuav tsum raug kaw txhua lub sijhawm, tshwj tsis yog tias muaj ntawv pov thawj qhov rooj tua hluav taws tau raug teeb tsa. Cov qhov rooj tua hluav taws tuav lub qhov rooj hluav taws qhib txog thaum lub tswb hluav taws raug teeb, kaw nws thaum lub tswb tau tshwm sim.
Puas yog prop qhib qhov rooj hluav taws?
Tsis txhob qhib qhov rooj nrog cov npoolossis los ntawm khoov lub kaw lus. Ntxiv nrog rau qhov ua rau lub qhov rooj hluav taws tsis tuaj yeem ua haujlwm tsis zoo vim lub cev puas tsuaj, propping qhib qhov rooj hluav taws yuav tso cai rau cov khoom siv hluav taws xob txav mus rau lwm qhov chaw thiab ua rau muaj kev sib kis thiab qhov hluav taws kub hnyav.
Puas tua hluav taws qhov rooj qhib NFPA?
Ntawm NFPA, peb tsis ntev los no tau hnov tias qee qhov chaw tau pib qhib qhov rooj tua hluav taws kom tib neeg tsis txhob kov lawv kom qhib lawv. … Tsis tas li ntawd, kev thaiv lossis kev sib txuas ntawm lub qhov rooj hauv txoj haujlwm qhib yog txwv tsis pub, vim nws ua txhaum txoj haujlwm yuav tsum tau ua thiab kaw lub qhov rooj.
Lub qhov rooj puas qhib tau?
Feem ntau, cov qhov rooj tsis nyob hauv chav kawm yuav raug qhib tab sis tsuas yog nrog cov cuab yeej tuav tau pom zoo. … Txhua lub cuab yeej tuav-qhib tau nruab rau ntawm aqhov rooj yuav tsum tsuas yog xav tau 1-tsim los kaw.
Pom zoo:
Lub qhov hluav taws xob puas tuaj yeem ntes hluav taws tsis muaj dab tsi ntsaws?
Qee zaum cov tswv tsev tuaj hla cov qhov hluav taws xob uas kub dhau los kov txawm tias tsis muaj dab tsi ntsaws rau hauv lawv. … Nws tuaj yeem tshwm sim los ntawm cov xov hlau xoob lossis corroded, ntub dej, lossis tshem tawm ib yam dab tsi los ntawm lub qhov hluav taws xob ntau dhau, thiab tej zaum yuav ua rau hluav taws kub.
Puas siv hluav taws xob hauv qhov hluav taws xob tuaj yeem siv rau ntawm qhov loj?
Txawm hais tias tsawg dua, lwm hom kev siv hluav taws xob hauv av tuaj yeem siv los muab ntau lub zog ntau dua. Tapping qhov chaw ntawm cov dej kub faus rau hauv qab lub ntiaj teb saum npoo tuaj yeem muab cua sov rau cov neeg coob coob, thiab tsim kom muaj zog txaus los tsim hluav taws xob loj.
Qhov hluav taws xob puas tuaj yeem ua rau hluav taws kub?
Feem ntau cov hluav taws xob hluav taws xob yog tshwm sim los ntawm faulty electric outlets thiab cov khoom qub, cov khoom siv qub. Lwm qhov hluav taws kub yog pib los ntawm kev ua txhaum ntawm cov khoom siv hluav taws xob, cov khoom siv hluav taws xob thiab cov keyboards.
Puas hluav taws xob hluav taws xob puas tsim hluav taws xob?
Coal feem ntau siv roj los tsim hluav taws xobhauv Tebchaws Meskas. Hauv cov chaw tsim hluav taws xob hluav taws xob hluav taws xob, cov hluav taws xob bituminous, subbituminous thee, lossis lignite raug hlawv. Cov cua kub uas tsim los ntawm kev sib xyaw ntawm cov thee yog siv los hloov cov dej mus rau hauv qhov chaw siab zog, uas tsav lub turbine, uas tsim hluav taws xob.
Lub tshuab hluav taws xob hluav taws xob tsim hluav taws xob li cas?
Piav seb lub twj hluav taws xob hluav taws xob tsim hluav taws xob hla lub membrane li cas. Los ntawm pum electrons hla lub membrane, sab uas cov electrons raug tshem tawm muaj qhov zoo dua, thaum sab tau txais cov hluav taws xob ntau muaj qhov tsis zoo.
