Dab tsi yog qhov txawv ntawm combustible thiab toxic detectors?
Ib tug combustible gas detector yog siv los soj ntsuam cov concentration ntawm ib los yog ntau combustible gases. Muaj ob hom combustible gas detectors: catalytic combustion type thiab infrared optical type. Thaum cov roj combustible nkag mus rau hauv lub sensor, oxidation cov tshuaj tiv thaiv (flameless combustion) nws tshwm sim nyob rau saum npoo ntawm platinum hlau. Lub tshav kub ua rau qhov kub thiab txias ntawm platinum xaim nce, thiab kev tiv thaiv ntawm platinum hlau hloov. Cov ntaub ntawv generated yog kis mus rau lub vaj huam sib luag zaub.
Cov cuab yeej siv tshuaj lom neeg tuaj yeem siv los saib xyuas qhov concentration ntawm cov pa phem hauv thaj chaw roj av, tshuaj, thiab tshuaj, ua kom muaj kev nyab xeeb ntawm cov neeg ua haujlwm!
Muaj peb hom kev teeb meem roj ntes: pib siv lub hauv paus ntsiab lus ntawm kev tshawb nrhiav electrochemical. Tsis tas li ntawd, kuj tseem muaj infrared optical hom thiab infrared optical hom PID photoionization hom.
Thaum cov pa phem thiab cov pa phem dhau los ntawm lub sensor, lub sensor yuav hloov nws cov concentration, thiab cov ntaub ntawv tsim tawm yuav raug xa mus rau lub vaj huam sib luag.
Cov chaw lag luam thiab cov chaw kuaj mob feem ntau siv cov pa roj carbon monoxide thiab cov pa phem. Rau kev nyab xeeb ntawm cov neeg ua haujlwm thiab cov chaw tsim khoom, nws yog ib qho tsim nyog rau txhua tus neeg ua haujlwm paub txog kev paub qhov txawv ntawm ob hom roj av detectors thiab yuav siv li cas.
