Rau cov hoods fume kom muab qhov kev tiv thaiv tseem ceeb no, cov kws tshaj lij thiab cov neeg ua haujlwm kuaj mob yuav tsum siv nws zoo thiab raug. Nov yog qee cov lus qhia los xyuas kom meej tias koj lub chaw sim fume hood muaj kev tiv thaiv zoo los ntawm cov pa luam yeeb, cov tshuaj kuab lom thiab dej nyab.
Txo cov pa ua kom tsis txhob muaj kev puas tsuaj
Huab cua cua nrawm txo qhov ua tau zoo ntawm fume hood. Yog vim li cas thiaj li nrhiav tau qhov chaw yog qhov tseem ceeb rau kev tswj hwm kev ua haujlwm zoo.
Tom qab txhim kho lub fume hood, muab tso rau qhov chaw uas hla kev hla yuav tuaj yeem zam kev hla. Ntau yam ua rau tus ntoo khaub lig ntws, suav nrog:
1. Tib neeg txav mus los
Qhov rooj qhib thiab kaw
3.Ntsuag
4.Supply air diffuser
5.Txais sab nraud
Txawm hais tias zam qhov chaw siab ntws yog qhov tseem ceeb kom ntseeg tau tias muaj kev sib kis ntau, yog li cov neeg ua haujlwm hauv chaw kuaj pom txav mus ncig fume hoods. Zam kev txav ceev hauv thiab tawm ntawm cov fume hood, txwv tsis pub cuam tshuam huab cua yuav ua rau.
Nco ntsoov tias qhov ua pa zoo li qub
Ua ntej pib ua haujlwm, cov kws tshaj lij hauv chaw kuaj yuav tsum xyuas kom meej tias qhov ua pa zoo li qub. Kev tso pa taws yog txoj haujlwm tseem ceeb ntawm lub fume hood, yog li yog tias qhov no ntawm lub tshuab ua pa tsis ua haujlwm, lub hood food yuav tsis ua haujlwm zoo.
Thaum ua kom paub tseeb tias cov pa ua haujlwm tau zoo, kos cov pob zeb. Cov no yog cov partitions uas tshem tau uas tsim cov qhov qhib hauv lub nraub qaum ntawm fume hood. Lawv tswj cov huab cua tsis sib xws, uas ua kom muaj kev ua tau zoo dua. Saib rau txhua qhov kev khuam siab uas tej zaum yuav thaiv cov airflow.
Ntxiv thiab, yog tias lub fume hood muaj lub tshuab ntsuas airflow, tshawb xyuas cov xwm txheej ntawm lub monitor tsis tseg. Ua kom nws ua haujlwm tau zoo yuav ua rau koj txheeb xyuas qhov ua tau zoo rau qhov txawv txav ntawm airflow pauv.
Cov txheej txheem kev ua haujlwm zoo
Txawm hais tias nyob rau hauv cov khoom siv nrog qhov tshwj xeeb fume hood tsim, kev ua haujlwm siab tuaj yeem tsuas yog ua tiav yog tias cov cuab yeej siv tau zoo. Ua raws li cov txheej txheem kev ua haujlwm raug yog qhov tseem ceeb.
Txhua hom fume hood muaj nws tus kheej teeb tsa ntawm cov chaw tsim khoom cov lus qhia thiab txheej txheem. Txawm li cas los xij, cov piv txwv ntawm cov txheej txheem zoo fume hood cov txheej txheem feem ntau suav nrog cov hauv qab no:
Thaum muaj cov cuab yeej loj hauv lub fume hood, tso qhov chaw tso rau hauv qab cov khoom siv kom cua ntws tawm hauv nws.
Txhua zaus yuav tsum kaw lub fume hood kaw tshwj tsis yog koj ua kom cov khoom siv lossis ua haujlwm hauv qhov fume hood.
Khaws ib lub thawv lossis khoom siv 6 nti lossis ntau qhov chaw nyob deb ntawm cov pa luam yeeb hood.
Txhawm rau ua kom tiav qhov kev ua tau zoo, khaws lub sash qhov rais kaw kom ntau li ntau tau. Yog tias hluav taws xob tuag tshwm sim, txo lub fume hood lub qhov rai kiv cua kom tsis pub dhau 1 nti. Lub ntsej muag chimney yog tsim los ntawm kev tso cai rau qee lub huab cua txuas ntxiv mus rau hauv lub qhov fume hood.
Xyuam xim
Xws li cov ntawv lag luam, ntaub so tshuaj thiab txhuas ntawv ci. Lub teeb cov khoom sib xws xws li cov no tuaj yeem rub tawm tau yooj yim mus rau qhov chaw nres nkoj kom ruaj khov, cuam tshuam nrog cov huab cua cuam tshuam.
Yog tias siv lub rooj zaum fume hood, siv txoj kev swb zawv plaub hau. Nws tiv thaiv koj thiab ua kom koj lub ntsej muag sab nraum thaj chaw ua haujlwm.
Kev tswj hwm ua ntej thiab kev saib xyuas
Sib txuas ua ke kev tu vaj tse thiab kho cov txheej txheem tu yog qhov tseem ceeb los xyuas kom muaj kev ua haujlwm zoo thiab ua haujlwm siab ntawm koj chav fume hood.
Qee cov txheej txheem tu vaj tsev thiab kho vaj tse yuav tsum tau siv suav nrog:
1. Tsis txhob tso khoom (nrog rau tshuaj) nyob rau hauv lub fume hood. Tsis yog lawv tsuas yog thaiv cov khoom cua, lawv tseem tuaj yeem cuam tshuam nrog cov pa phem. Vanderbilt University Medical Center nquahu kom khaws tsawg kawg 50% ntawm kev ua haujlwm tu txhua lub sijhawm.
2. Khaws cov tshuaj nyas phem rau hauv cov txee kev nyab xeeb. Yog tias qhov kev phais yuav tsum tau siv tshuaj, tsuas yog khaws tsawg kawg hauv lub fume hood. Cov tub rog siv xyoob ntoo muaj lub zog sib txawv thiab tsim tshwj xeeb los tiv thaiv kev raug cov khoom lom. Nws yog ib qho tseem ceeb uas yuav tau siv cov txee tsis raug rau qhov tseeb lossis tshuaj lom neeg.
Yog tias koj siv lub hood fume hle hle, nco ntsoov xyuas koj lub taub lim dej fume kom paub tseeb tias lawv huv lossis yuav tsum tau hloov. Thaum ua kom huv, cov ntxaij lim dej cov pa roj carbon monoxide ua lub luag haujlwm tseem ceeb hauv kev tshem tawm cov pa taws thiab cov phom sij ntawm qhov chaw kuaj.
Ua ntej siv, tsis tsuas yog yuav tsum tau fume hood raug thaiv rau cov cua tshuab, tab sis kuj ntau dhau kev nyab xeeb.
Fume hood daim ntawv pov thawj yuav tsum muaj tsawg kawg ib xyoos ib zaug kom paub meej kev ua haujlwm. Cov kev kuaj sim feem ntau yuav suav nrog kev sim cua ceev thiab cov pa taws. Lub cev muaj ntawv pov thawj yuav tseem ua cov khoom sib tw tswj cov pa roj. Cov kev sim no yog qhov tshwj xeeb tshaj yog vim tias lub ntsej muag lub ntsej muag tsis ib txwm paub tseeb tias qhov xau nyob hauv lub fume hood.
So cov nchuav kiag tam sid. Yog tias txaws qhov tshwm sim, nco ntsoov so lub kua tawm ntawm lub fume hood iav.
Yog tias koj lub fume hood tsis tau khiav haujlwm zoo, hu rau lub chaw tsim khoom tam sim ntawd los kuaj koj lub fume hood. Kev saib xyuas kom zoo yog tus yuam sij rau kev ua kom koj lub chaw lim fume hood tseem ua haujlwm tau zoo thiab tiv thaiv cov kws tshaj lij tom teb los ntawm kev tawm tsam txaus ntshai thiab pa taws.