Qhov zoo ntawm infrared sensors hauv gas detector
Ntawm cov cuab yeej siv roj, ntau lub tshuab ntsuas roj tuaj yeem tau nruab nrog cov ntsuas hluav taws xob infrared. Vim qhov zoo ntawm infrared sensors xws li ceev, raug, thiab tsis muaj tshuaj lom, infrared sensors tau dhau los ua ntau yam hauv kev siv cov cuab yeej siv hluav taws xob. Nyob rau hauv lub neej yav tom ntej, ntawm cov pa sensors ntawm cov pa detectors, infrared sensors yuav siv ntau thiab ntau, thiab ntau thiab ntau dav.
Raws li peb tau hais ua ntej, kev tshawb nrhiav roj suav nrog kev tshawb nrhiav lub raj hom, hom electrochemical, hom semiconductor, hom ionization, catalytic combustion hom, infrared sensor hom, thiab lwm yam. Txog rau tam sim no, electrochemical sensors tau dav siv, tab sis tam sim no NDIR infrared sensors. koom nrog txawv teb chaws yog li 74 feem pua.
Feem ntau ntawm cov tuam txhab loj hauv tsev NDIR infrared gas analyzers siv cov infrared gas tsom xam txoj hauv kev thaum ntxov 1980s. Lawv siv cov xov hlau nickel thiab lub cev muaj zog los kho cov teeb pom kev zoo ntawm lub teeb infrared, thiab siv cov khoom siv hluav taws xob nyias nyias lossis InSb ua cov sensors. Siv lub cev muaj zog mechanical modulation, kev siv lub zog ntawm qhov ntsuas yog qhov loj, thiab kev ruaj ntseg tsis zoo, thiab tus nqi ntawm qhov ntsuas kuj tseem siab. Kev siv lub nyias-zaj duab xis capacitor microphone ua ib lub sensor ua rau lub ntsuas ntsuas rhiab heev rau kev vibration, yog li nws tsis haum rau kev ntsuas portable.
Nrog rau txoj kev loj hlob ntawm infrared lub teeb qhov chaw, sensor thiab hluav taws xob technology, NDIR infrared infrared gas sensor tau tsim sai heev rau txawv teb chaws. Nws tsis muaj cov cuab yeej hloov kho tshuab, siv hom tshiab ntawm infrared sensor thiab hluav taws xob hloov hluav taws xob qhov chaw, thiab txais kev siv hluav taws xob tsawg hauv qhov ntsuas hluav taws xob. Lub kaw lus ua rau cov cuab yeej muaj qhov zoo sib xws hauv ntim, kev siv hluav taws xob,
kev ua tau zoo thiab tus nqi piv nrog cov cuab yeej yav dhau los.
Nyob rau hauv lub neej yav tom ntej, cov cuab yeej ntsuas roj thiab ntsuas siv cov khoom siv semiconductor thiab catalytic cov hauv paus ntsiab lus tseem yuav tuav ib feem ntawm kev lag luam qis kawg uas vam khom rau tus nqi zoo. Electrochemical sensors thiab cov cuab yeej nrhiav kom pom muaj qhov zoo tshaj plaws hauv kev ua haujlwm ntawm cov pa roj carbon monoxide tsawg, cov pa roj carbon monoxide, cov pa roj carbon monoxide, thiab kev saib xyuas cov pa oxygen uas xav tau kev ua haujlwm siab. Txawm li cas los xij, infrared sensors thiab cov cuab yeej tsim nyog rau kev soj ntsuam ntau yam nplaim taws, tawg, thiab carbon dioxide gases. Siab, zoo xaiv, muaj kev ntseeg siab, tsis muaj tshuaj lom, tsis muaj kev vam khom rau oxygen, tsis tshua muaj kev cuam tshuam ib puag ncig, lub neej ntev thiab lwm yam zoo. Cov txiaj ntsig zoo no yuav ua rau cov cuab yeej tshawb nrhiav roj raws li cov txheej txheem electrochemical thiab infrared nyob hauv kev lag luam kev lag luam dav dua thiab maj mam dhau los ua lub hauv paus ntawm kev lag luam yav tom ntej.
Ntawm cov roj ntes, muaj Huarui 4-hauv-1 roj ntes _, BW twj-suction 4-hauv-1 roj ntes, Huarui roj ntes, Mesian gas detector, thiab lwm yam, thiab qee cov qauv siv infrared sensors.
