Cov huab cua zoo, txawm nyob hauv tsev lossis sab nraum zoov, muaj kev cuam tshuam loj heev los ntawm cov organic sib txuas (TVOCs). Cov pa phem uas pom tsis tau muaj nyob thoob plaws thiab ua rau muaj kev phom sij loj. TVOC saib xyuas cov cuab yeej muab cov ntaub ntawv ntawm lub sijhawm tiag tiag ntawm TVOC cov ntsiab lus, ua kom muaj cua thiab ua kom huv cov tswv yim los txhim kho huab cua zoo.Tab sis yuav ua li cas raws nraim.lus sensorua haujlwm? Cia peb ua kom tawg.
TVOCs yog dab tsi?
TVOCs (Tag nrho Volatile Organic Compounds) xa mus rau tag nrho cov concentration ntawm tag nrho cov volatile organic tshuaj nyob rau hauv cov huab cua. Lawv suav nrog:
Alkanes- tso tawm los ntawm cov xim, cov nplaum, thiab lub tsheb sab hauv (yas, roj hmab).
Alkenes-tam sim no nyob rau hauv cov tsev nyob rau hauv txoj kev (tsheb thauj mus los), chaw haus luam yeeb, los yog chaw nres tsheb nrog cov khoom siv roj hmab.
Aromatic hydrocarbons-tso tawm los ntawm cov xim phab ntsa, rooj tog tshiab, ntsia thawv salon, thiab kev cob qhia luam ntawv.
Halogenated hydrocarbons-feem ntau nyob ze ntawm cov ntxhua khaub ncaws qhuav thiab chav ua noj uas siv cov khoom siv tshuaj tua kab mob.
Aldehydes thiab ketones-Qhov chaw tseem ceeb muaj xws li cov rooj tog ntoo engineered, nail salons, thiab luam yeeb.
Esters-pom nyob rau hauv cov tshuaj pleev ib ce, cov khoom ua si uas muaj cov menyuam yaus cov chav, los yog interiors decorated nrog PVC cov ntaub ntawv.
Lwm cov VOCs suav nrog:
Cawv (methanol los ntawm cov kuab tshuaj pleev xim, ethanol los ntawm cawv evaporation),
Ethers (glycol ethers hauv txheej),
Amines (dimethylamine los ntawm preservatives thiab detergents).
Vim li cas thiaj saib TVOCs?
TVOCs tsis yog ib qho kuab paug xwb tab sis yog ib qho kev sib xyaw ntawm cov tshuaj nrog ntau qhov chaw. Cov ntsiab lus siab tuaj yeem ua rau tib neeg noj qab haus huv:
Lub sij hawm luv luv- mob taub hau, qhov muag / qhov ntswg irritation.
Ntev mus ntev- kev pheej hmoo mob qog noj ntshav, mob hlab ntsha tawg, thiab kev tiv thaiv tsis muaj zog.
Kev saib xyuas yog qhov tseem ceeb vim tias:
Hauv tsev-kev ntsuas lub sij hawm tso cai rau qhov cua, pom (xws li, cov pa roj carbon activated), thiab tswj qhov chaw (siv cov khoom siv hauv eco).
Sab nraum zoov-Nrhiav pab txheeb xyuas qhov chaw muaj kuab paug, txhawb kev kho, thiab ua tau raws li kev cai ib puag ncig.
Txawm tias nyob rau hauv qhov chaw uas tsis tau kho dua tshiab, kev ua ub no txhua hnub (kev ntxuav, haus luam yeeb, ua noj, pov tseg) tso tawm cov VOCs qis, uas yuav ua rau muaj teeb meem kev noj qab haus huv nyob rau lub sijhawm. Kev saib xyuas kev tshawb fawb hloov cov kev pheej hmoo uas pom tsis tau rau hauv cov yam ntxwv tswj tau.
TVOC Sensors ua haujlwm li cas?
TVOC saib cov cuab yeej sivmixed gas sensors uas yog rhiab heev rau ntau volatile pollutants, xws li:
Formaldehyde
Toluene
Ammonia
Hydrogen sulfide
Cov pa roj carbon monoxide
Cawv vapors
Cov luam yeeb
Cov sensors no tuaj yeem:
Muabreal-time thiab mus sij hawm ntev saib xyuas.
Tso cov concentrations thiab tshaj tawm cov ntawv ceeb toom thaum qib siab tshaj qhov pib.
Ua ke nrog cov cua tshuab thiab purification systems rau cov lus teb tsis siv neeg.
Xa cov ntaub ntawv los ntawm kev sib txuas lus interfaces rau huab servers lossis kev tswj hwm lub tsev (BMS).
Kev siv ntawm TVOC Sensors
Pej xeem nyob sab hauv tsev-siv hauv HVAC, BMS, thiab IoT systems.
Muaj kev nyab xeeb thiab ua raws- tiv thaiv kev phom sij lom thiab tawg hauv cov chaw tsim khoom siv cov kuab tshuaj, roj, lossis cov xim.
Automotive thiab kev thauj mus los- saib xyuas lub tsev huab cua zoo thiab txo qhov cuam tshuam rau cov pa emissions.
Cov tsev ntse thiab cov khoom siv-kev koom ua ke rau hauv cov ntsuas kub, cov khoom siv lim dej, thiab txawm tias hnav.
.
Qhov zoo thiab qhov txwv
Qhov zoo
Kev txheeb xyuas tus nqi zoo ntawm ntau cov pa phem
Kev siv hluav taws xob tsawg, ruaj khov rau kev saib xyuas mus ntev
Txhim kho huab cua kev nyab xeeb thiab ua raws li cov cai
Huab kev sib txuas rau kev tswj xyuas ntse
Kev txwv
Tsis tuaj yeem saib xyuas txhua hom VOC
Tsis tuaj yeem txheeb xyuas cov pa phem ntawm tus kheej kom meej
rhiab heev txawv ntawm cov tuam txhab lag luam-qhov tseem ceeb tsis ncaj qha piv
Kev ua tau zoo cuam tshuam los ntawm qhov kub, av noo, thiab sensor drift
FAQs
1. TVOC sensors ntes tau dab tsi?
Lawv ntsuas tag nrho cov concentration ntawm volatile organic tebchaw, tab sis tsis tshwj xeeb gases.
2. Puas yog TVOC sensors raug?
Qhov tseeb nyob ntawm hom sensor thiab cov chaw tsim khoom calibration. Txawm hais tias qhov tseem ceeb tshaj plaws yuav txawv, kev siv zoo ib yam muab cov kev soj ntsuam xyuas zoo.
3. Puas yog TVOC sensors xav tau kev saib xyuas?
Yog lawm. PID sensors yuav tsum tau calibration txhua xyoo; semiconductor sensors feem ntau xav tau recalibration txhua 2-3 xyoos.
4. TVOC sensors puas tuaj yeem ntes tag nrho cov pa phem?
Tsis yog. Rau cov kuab paug tshwj xeeb, yuav tsum muaj lub tshuab hluav taws xob ib leeg lossis ntau lub roj teeb.
5. TVOC sensors siv nyob qhov twg?
Hauv tsev, chaw ua haujlwm, tsev kawm ntawv, tsev kho mob, khw, chaw thauj mus los, tsheb, factories, thiab cua tshuab.
6. Puas yog TVOC sensors haum rau siv hauv tsev?
Yog lawm. Lawv muaj kev nyab xeeb, yooj yim rau nruab, thiab muab kev ceeb toom huab cua hauv lub sijhawm tiag tiag.
Xaus
TVOC sensors play alub luag haujlwm tseem ceeb hauv kev tiv thaiv kev noj qab haus huv, txhim kho huab cua zoo, thiab ua kom muaj kev nyab xeeb hauv kev lag luam thiab txhua hnub. Los ntawm cov tsev thiab chaw ua haujlwm mus rau lub tsheb thiab cov chaw tsim khoom, lawv hloov "kev hem thawj tsis pom" rau hauv cov ntaub ntawv ntsuas tau, txhawb nqa tib neeg los ua cov kauj ruam tseem ceeb rau kev noj qab haus huv ib puag ncig.
Post lub sij hawm: Sep-03-2025