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Yuav ua li cas rov qab osmosis membrane fouling tshwm sim? Yuav daws li cas?

Yuav ua li cas rov qab osmosis membrane fouling tshwm sim? Yuav daws li cas?

Membrane fouling yog ib qho teeb meem tseem ceeb uas muaj kev cuam tshuam tsis zoo rau nws txoj haujlwm. Nws txo ob qho tib si tsis lees paub thiab ntws tus nqi, ua rau muaj kev siv zog ntau dua thiab ua rau cov dej tsis zoo.

Daim duab 1

Yuav ua li cas rov qab osmosis membrane fouling tshwm sim?

1. Kev hloov pauv tsis tu ncua ntawm cov dej tsis zoo: Vim muaj qhov tsis zoo xws li cov khoom tsis zoo, cov khoom tsis zoo, cov kab mob, cov khoom me me, thiab cov colloids hauv cov dej nyoos, daim nyias nyias fouling yuav tshwm sim ntau zaus.

2. Thaum lub sij hawm khiav RO system, kev tu tsis tu ncua thiab kev tu tsis raug yog qhov tseem ceeb uas ua rau cov membrane fouling.

3. Tsis tsim nyog ntxiv cov tshuaj chlorine thiab lwm yam tshuaj tua kab mob thaum lub sij hawm khiav RO system, ua ke nrog kev saib xyuas tsis txaus los ntawm cov neeg siv los tiv thaiv kab mob microbial, yuav yooj yim ua rau cov kab mob microbial.

4. Yog hais tias lub RO membrane caij yog thaiv los ntawm cov khoom txawv teb chaws los yog lub membrane nto yog hnav (xws li cov xuab zeb hais), yuav tsum tau siv txoj kev tshawb nrhiav kom pom cov ntsiab lus hauv lub cev thiab hloov cov txheej membrane.

Daim duab 3

Hua li cas kom txo tau cov membrane fouling?

1.Txhim kho kev kho mob ua ntej

Rau txhua RO nroj tsuag, tib neeg ib txwm cia siab tias yuav ua kom nws cov txiaj ntsig zoo tshaj plaws, nrog lub siab tshaj plaws desalination siab tshaj dej permeability, thiab lub neej ntev tshaj plaws. Yog li ntawd, qhov zoo ntawm cov dej yog qhov tseem ceeb. Cov dej nyoos nkag mus rau RO cog yuav tsum muaj kev kho mob ua ntej zoo. Rov qab osmosis ua ntej kev kho mob yog tsom rau: (1) Tiv thaiv fouling ntawm daim nyias nyias, uas yog, tiv thaiv kev tshem tawm impurities, kab mob, cov tshuaj colloidal, thiab lwm yam. (2) Tiv thaiv scaling ntawm daim nyias nyias. (3) Tiv thaiv daim nyias nyias los ntawm kev puas tsuaj rau cov khoom siv thiab tshuaj lom neeg kom ntseeg tau tias kev ua tau zoo thiab kev pab lub neej txaus.

 

2 . Ntxuav cov txheej membrane

Txawm hais tias muaj ntau yam kev kho mob ua ntej rau cov dej nyoos, sedimentation thiab scaling tseem tuaj yeem tshwm sim ntawm daim nyias nyias tom qab siv mus ntev, ua rau txhaws ntawm daim nyias nyias pores thiab txo cov dej ntshiab. Yog li ntawd, nws yog ib qho tsim nyog yuav tsum tsis tu ncua ntxuav lub membrane caij.

 

3 . Ua tib zoo saib xyuas kev ua haujlwm thaum kaw ROqhov system

Thaum npaj kaw RO cog, ntxiv cov tshuaj reagents tuaj yeem ua rau cov reagents nyob twj ywm hauv daim nyias nyias thiab vaj tse, ua rau daim nyias nyias fouling thiab cuam tshuam rau lub neej kev pab cuam ntawm daim nyias nyias. Kev noj tshuaj yuav tsum tau nres thaum npaj kaw RO cog.


Post lub sij hawm: Aug-07-2023

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