Raws li ib qho ntawm cov feem ntau siv davkev ntsuas dej ntwsCov cuab yeej siv hauv kev lag luam thoob ntiaj teb, cov ntsuas hluav taws xob electromagnetic (mag meters) vam khom Faraday Txoj Cai ntawm Electromagnetic Induction los xam cov dej ntws ntawm cov kua conductive. Tsis zoo li turbine, vortex lossis ultrasonic meters, lawv muaj cov kav dej tsis muaj dab tsi thaiv tsis muaj cov khoom txav sab hauv lossis cov khoom tawm, xa cov kev poob siab xoom thiab kev sib raug zoo nrog ntau yam xov xwm nyuaj. Lawv qhov kev txwv tseem ceeb yog qhov tseeb: lawv tsuas yog ua haujlwm rau cov kua hluav taws xob conductive, thaum cov kua tsis conductive, roj thiab pa tsis tuaj yeem ntsuas tau. Los ntawm kev sib phim cov liners thiab electrodes, mag meters hloov kho rau dej huv, cov tshuaj lom neeg corrosive, cov slurries abrasive thiab cov ntaub ntawv kua huv, npog yuav luag txhua qhov xwm txheej ntsuas dej hauv kev lag luam.
Ua ntej, cov dej huv thiab tsis muaj xeb yog cov khoom siv loj tshaj plaws. Cov dej kais hauv nroog, dej hauv av, dej txias, dej pub boiler thiab cov dej khib nyiab hauv tsev yog cov hom phiaj ntsuas tus qauv. Rau cov dej ib txwm muaj kev coj ua me me saum 5μS / cm, 316L stainless hlau electrodes ua ke nrog cov roj hmab tawv lossis polyurethane liners ua tiav kev ua haujlwm ruaj khov mus sij hawm ntev. Hauv cov nroj tsuag dej thiab cov kav dej cua sov hauv tsev, cov ntsuas mag tau sau cov dej kom raug.ntwsrau kev them nqi thiab kev saib xyuas qhov sib npaug ntawm cov kav dej. Cov chaw kho dej phwj tuaj yeem siv cov ntsuas mag los taug qab cov dej khib nyiab nyoos, cov dej khib nyiab kho thiab cov dej tshuaj. Txawm tias cov dej khib nyiab luam ntawv uas nqa cov xim pleev xim, cov khoom me me uas raug tshem tawm thiab cov dej pH nruab nrab tuaj yeem ntsuas tau zoo, vim tias lub raj ncaj qha zam kev thaiv los ntawm cov av thiab cov floccules. Kev hloov pauv kub ntawm qhov chaw ib txwm mus rau 80 ° C dej kub tsis cuam tshuam rau qhov tseeb ntawm kev ntsuas, ua rau cov ntsuas mag zoo dua li cov ntsuas tshuab rau kev tswj hwm dej.
Qhov thib ob, cov tshuaj lom neeg uas muaj zog heev yog lwm qhov tseem ceeb uas siv tau. Cov chaw tsim tshuaj thauj cov kua qaub, alkaline thiab saline tag nrho, suav nrog hydrochloric acid, sulfuric acid, sodium hydroxide, brine thiab hypochlorite disinfection agents. Cov kua no sai sai ua rau cov khoom siv hlau ib txwm puas tsuaj, yog li mag meters siv cov khoom tiv thaiv xeb los daws qhov teeb meem no. PTFE lossis PFA fluoroplastic liners muab cov tshuaj lom neeg tsis muaj zog tiv thaiv feem ntau cov kua qaub thiab alkalis muaj zog. Cov ntaub ntawv electrode tau hloov kho rau Hastelloy C, titanium lossis tantalum rau cov chaw muaj zog xeb: titanium haum rau dej hiav txwv thiab cov tshuaj chloride, thaum tantalum tiv taus yuav luag txhua cov kua qaub muaj zog. Mag meters txhawb nqa qhov tseebntwstswj thaum lub sijhawm sib tov, neutralization thiab cov txheej txheem tshuaj tiv thaiv, kom ntseeg tau tias muaj kev nyab xeeb ntawm kev tsim tshuaj lom neeg thiab txo cov khoom siv raw pov tseg.
Qhov thib peb, cov khoom siv abrasive solid-kua ob-theem slurries yog qhov tshwj xeeb rau electromagnetickev ntsuas dej ntws. Kev khawb cov hmoov av, cov av nkos, cov ntawv, cov av nplaum ua los ntawm cov av nplaum thiab cov pob zeb ua los ntawm cov pob zeb muaj cov khoom loj heev uas ua rau lub turbine thiab impeller meters puas sai sai. Cov Mag meters tsis muaj cov qauv txav tau sab hauv, yog li kev sib tsoo ntawm cov khoom me me yuav tsis ua rau lub tshuab puas tsuaj. Cov polyurethane liners uas tiv taus kev sib txhuam tas mus li los ntawm cov khoom me me, thaum cov voj voog siab ua kom muaj suab nrov los ntawm kev cuam tshuam ntawm cov khoom me me thiab electrode. Hauv cov chaw tsim khoom siv hlau thiab cov chaw ua ntawv, cov mag meters saib xyuas kev thauj mus los ntawm cov khoom me me kom ruaj khov, txo cov nqi kho thiab ntev lub neej kev pabcuam ntawm cov cuab yeej.
Qhov thib plaub, cov khoom noj huv thiab cov kua tshuaj yog ib qho chaw siv nruab nrab siab. Cov kua txiv hmab txiv ntoo haus, mis nyuj, kua txiv hmab txiv ntoo noj tau, tshuaj kua thiab cov kua zaub fermentation xav tau cov khoom siv ntsuas uas tsis muaj kuab paug, yooj yim ntxuav. Cov ntsuas mag huv siv cov khoom noj qib PTFE thiab cov hlau tsis xeb electrodes, txhawb nqa CIP thiab SIP online ntxuav tsis muaj cov ces kaum tuag uas ua rau cov kab mob loj hlob. Lawv tswj tau qhov tseeb thaum lub sijhawm sib tov dej haus thiab faib cov kua tshuaj, ua raws li kev nyab xeeb zaub mov thiab cov lus qhia tsim khoom kho mob.
Hauv kev xaus lus, lub kaw lus sib phim cov khoom siv yooj ywm ua raucov ntsuas hluav taws xobsib xws nrog yuav luag txhua cov kua dej conductive. Txawm hais tias dej huv, cov tshuaj corrosive, cov slurries abrasive lossis cov kua dej huv noj tau, mag meters tswj qhov tseeb ruaj khov nrog kev saib xyuas tsawg kawg nkaus. Raws li kev txhim kho cov txheej txheem kev lag luam thiab cov qauv kev saib xyuas ib puag ncig nruj dua, electromagnetic flowmeters yuav tseem yog qhov kev xaiv tseem ceeb rau kev ntsuas kev ntws ntawm ntau yam conductive media thoob plaws hauv nroog, tshuaj lom neeg, kev tsuas, zaub mov thiab dej khib nyiab.
Lub sijhawm tshaj tawm: Lub Xya Hli-10-2026