Taw qhia txog kev kho dej ntawm titanium anode

Taw qhia rau kev kho dej ntawm titanium anode
Hais txog kev kho dej, cia peb tham ua ntej txog dej paug: tag nrho cov dej hauv lub ntiaj teb yog li ntawm 1.4 * 102.8 billion m3, tab sis 97.3% (ntim feem) yog dej hiav txwv ntsev uas tsis tuaj yeem siv los ntawm tib neeg. , thiab cov dej tshiab uas tuaj yeem siv los ntawm tib neeg kev tsim khoom thiab lub neej tsuas yog suav txog 0.01% ntawm tag nrho cov dej hauv ntiaj teb, ntau dua 2/3 ntawm lwm cov dej tshiab tau tsau rau hauv cov ntawv dej khov ntawm thaj tsam polar thiab roob. glaciers, thiab ze li ntawm 1/3 yog daig nyob rau hauv lub underground aquifer. Tib neeg tsis yog tsuas yog ntsib teeb meem dej thoob ntiaj teb xwb, tab sis kuj nrog kev loj hlob sai ntawm kev lag luam thiab kev ua liaj ua teb thiab cov pej xeem kev loj hlob, cov dej phwj tawm tau nce zuj zus, ua rau ntau tus dej ntws, pas dej, pas dej thiab cov dej hauv av kom muaj kuab paug mus rau qhov sib txawv. . Nws tuaj yeem hais tau tias txhua qhov chaw muaj tib neeg nyob thiab tsim khoom, muaj teeb meem ntawm cov dej phwj hauv tsev thiab kev kho dej khib nyiab hauv tsev.

Tam sim no, hais txog hom tshuaj tua kab mob hauv dej, muaj cov neeg ua haujlwm thiab cov txheej txheem xws li chlorine gas, sodium hypochlorite, bleaching hmoov, chlorine dioxide, trichloroisocyanuric acid, hydrogen peroxide, thiab ozone. Tsis tas li ntawd, muaj qee txoj hauv kev xws li dej iodine, dej oxidized siab, thiab kev tua kab mob ultraviolet. . Ntawm tag nrho cov tshuaj tua kab mob, txawm hais tias cov roj chlorine yog qhov kev lag luam zoo tshaj plaws, vim tias kev thauj mus los tsis zoo thiab khaws cia cov roj chlorine; thiab qhov qis solubility ntawm cov pa thiab dej thaum nws ntxiv, lub siab ntawm cov chlorine gas cylinders hloov tas li, thiab tsis txaus noj thiab ntsuas. Qhov tseeb teeb meem; Tsis tas li ntawd, qhov muaj zog heev diffusivity ntawm chlorine gases thiab lwm yam gases muaj tshuaj lom nyob rau hauv ib puag ncig, thiab kev ua haujlwm siab ntawm cov tshuaj dawb chlorine yog ib qho yooj yim los tsim ib chav kawm ntawm carcinogenic chlorinated compounds xws li chloroform, carbon tetrachloride, thiab dioxin nrog ntau cov organic. tshuaj. Organic compounds ua rau cov pa phem thib ob ntawm ib puag ncig. Yog li ntawd, muaj ntau thiab ntau lub tswv yim los tshem tawm cov kua chlorine, thiab tib neeg tau them nyiaj ntau dua rau nws. Txawv teb chaws, tsim lub teb chaws xws li Teb Chaws Asmeskas, Lub teb chaws Yelemees, Nyiv, thiab lwm yam txwv tsis pub siv cov roj chlorine, tshwj xeeb tshaj yog cov chaw pej xeem thiab cov dej ua haujlwm tsuas yog siv cov kua sodium hypochlorite rau kev tua kab mob. Cov tshuaj chlorine feem ntau yog siv rau kev tua kab mob ntawm tus Tsov tus tw kawg dej tawm hauv cov dej phwj loj loj.

Electrocatalytic oxidation kev kho cov dej khib nyiab: Hauv xyoo tas los no, kev siv tshuab oxidation siab heev los kho cov khoom siv hluav taws xob hauv dej tau dhau los ua qhov kev tshawb fawb hotspot. Advanced Oxidation Technology, tseem hu ua Deep Oxidation Technology, yog tus cwj pwm los ntawm kev tsim cov hydroxyl radicals uas muaj zog oxidizing muaj peev xwm HO. Nyob rau hauv cov tshuaj tiv thaiv ntawm qhov kub thiab txias siab, hluav taws xob, suab, lub teeb irradiation, catalysts, thiab lwm yam, nws muaj peev xwm oxidize thiab degrade macromolecular refractory organic tebchaw. rau hauv cov tshuaj uas tsis muaj tshuaj lom lossis tsis muaj tshuaj lom me me molecular. Electrochemical kev kho cov dej khib nyiab suav nrog kev siv hluav taws xob ncaj qha thiab tsis ncaj qha electrolysis, uas txhim kho qhov tshwm sim ntawm kev tshem tawm cov organic teeb meem. Electrolytic oxidation, los yog electrochemistry, kho cov dej xws li cov kav dej phwj hauv tsev, dej ua haujlwm, thiab cov dej khib nyiab hauv lub Hoobkas. Vim tias nws tsis ua rau muaj kuab paug, nws hu ua kev kho dej ntsuab.

Lub luag haujlwm ntawm cov khoom siv electrode hauv kev kho cov dej khib nyiab los ntawm electrolysis: Kev xaiv cov khoom siv hluav taws xob: Hauv cov txheej txheem ntawm electrolytic kho cov dej khib nyiab, electrodes tsis tsuas yog ua lub luag haujlwm ntawm kev xa tawm tam sim no, tab sis kuj ua rau cov oxidation thiab degradation ntawm cov organic teeb meem. Yog li ntawd, kev xaiv cov khoom siv electrode, uas cuam tshuam ncaj qha rau kev degradation efficiency ntawm cov organic teeb meem. Cov khoom siv electrode sib txawv muaj qhov sib txawv degradation cov tshuaj tiv thaiv.

Cov thev naus laus zis tshiab ntawm kev kho dej electrolytic tau nyiam ntau yam vim nws qhov zoo ntawm tsis tas yuav ntxiv cov tshuaj, cov khoom siv me me, cov hneev taw me me, thiab tsis muaj pa phem thib ob. Nws tau siv los kho cov dej uas muaj hydrocarbons, cawv, aldehydes, ethers, thiab phenols. Nws cov kab mob bactericidal muaj zog dua li cov tshuaj chlorine, thiab nws yog ib qho ua tau zoo, dav-spectrum, thiab muaj kev nyab xeeb muaj zog sterilizing thiab virucidal agent. Nws tau siv dav hauv kev tua kab mob thiab tiv thaiv kab mob sib kis ntawm ntau lub cev dej suav nrog cov dej kais dej, dej rov qab, cov dej ua haujlwm, dej hauv pas dej da dej, thiab dej phwj hauv tsev kho mob. Piv nrog rau lwm cov tshuaj tua kab mob, sodium hypochlorite tov muaj txiaj ntsig zoo. Nws yog ntshiab thiab pob tshab, soluble nyob rau hauv dej, kiag li daws cov teeb meem ntawm cov pa tshuaj tua kab mob xws li chlorine gas, chlorine dioxide, ozone, thiab lwm yam. Muaj kev nyab xeeb kev nyab xeeb xws li khiav, to, leaking, thiab tshuaj lom neeg tshuaj feem ntau muaj. Thaum lub sij hawm tshuaj tua kab mob, tsis muaj kev phiv uas ua rau muaj kev phom sij rau kev noj qab haus huv lossis kev puas tsuaj ib puag ncig, thiab tsis muaj ntau cov sediments coj los ntawm kev siv cov tshuaj dawb huv.

Titanium electrode yog ib yam khoom tshiab uas cathodic tiv thaiv anode ntsia rau ntawm sodium hypochlorite generator catalyzes oxidationthiab degrades dej zoo los ntawm cov tshuaj tiv thaiv electrode. Nws tag nrho cov lus teb yog qhia raws li nram no:

NaCl + H2O → NaClO + H2↑ Electrode cov tshuaj tiv thaiv: Anode: 2Cl- - 2e → Cl2 Cathode: 2H+ + 2e → H2 Cov tshuaj tiv thaiv: 2NaOH + Cl2 → NaCl + NaClO + H2O

Cov titanium anodes rau kev kho dej ua los ntawm peb lub tuam txhab yog coated nrog cov ntaub ntawv tshwj xeeb. Titanium electrodes yog cov cuab yeej tseem ceeb rau cov tshuab tua kab mob. Cov txheej txheem ntau lawm yog yooj yim, nrog tsawg peev thiab tau txais txiaj ntsig sai. Dej thiab ntsev yog siv los ua cov khoom siv raw rau kev tsim khoom, thiab AC 220V fais fab tuag yog siv, uas yooj yim rau kev tau txais cov ntaub ntawv thiab yooj yim rau kev tsim khoom. Cov zis ntawm cov tshuaj tua kab mob yog ruaj khov, cov zis yog siab, thiab kev pab cuam lub neej ntawm cov khoom yog ntev.

Sodium hypochlorite generated tom qab kev kho mob nrog titanium electrodes tuaj yeem decompose cov kab ntawm cov tshuaj tua kab uas tseem tshuav ntawm cov khoom ua liaj ua teb thiab cov khoom lag luam xws li zaub thiab txiv hmab txiv ntoo. Nws ua lub luag haujlwm tseem ceeb hauv kev txhawb nqa txoj kev loj hlob ntawm kev ua liaj ua teb niaj hnub thiab kev lag luam ntim cov txiv hmab txiv ntoo thiab zaub. Nws kuj tseem tsim nyog lees paub tias txij li cov tshuaj tua kab mob uas tsim los ntawm sodium hypochlorite generator tsis tsim cov tshuaj dawb hauv dej xws li chlorine gas, chlorine dioxide thiab lwm yam tshuaj tua kab mob, feem ntau nyuaj rau tsim cov carcinogens uas tsis tsim nyog rau tib neeg noj qab haus huv vim yog cov tshuaj tua kab mob. muaj chlorine dawb. Nws tsis zoo li ozone, tsuav yog muaj qhov tsawg heev (0.001mg/m3) hauv huab cua, nws yuav ua rau muaj kev puas tsuaj thiab lom rau lub neej; Tsis tas li ntawd, nws yuav tsis ua rau muaj kev puas tsuaj loj rau cov kav hlau hlau xws li chlorine gas reacts nrog dej los tsim hydrochloric acid. corrosion.

Rau kev kho dej, peb lub tuam txhab cov khoom tseem ceeb yog ruthenium hlau oxide coated titanium anodes thiab iridium platinum oxide coated titanium anodes, titanium anodes rau kais dej thiab kev kho dej hauv tsev, titanium anodes rau cov khoom noj khoom haus tshuaj tua kab mob thiab da dej hauv pas dej da dej, thiab lwm yam.

Hauv xyoo tas los no, cov khoom tsim tawm ntawm cov tshuaj tua kab mob me me sodium hypochlorite tshuaj tua kab mob tau nce ntxiv. Qhov ntim ntawm lub tshuab hluav taws xob electrolytic ntawm lub tshuab hluav taws xob me me tsuas yog 0.5L, cov ntsiab lus chlorine muaj 1.2g / L, thiab qhov loj ntawm cov coated titanium electrode yog 3cm inch. Lub tshuab hluav taws xob yog nrov heev vim nws yog lub teeb thiab yooj yim nqa.

Hypochlorous acid yog ib qho me me nruab nrab molecule, uas muaj peev xwm diffuse mus rau saum npoo ntawm cov kab mob tsis zoo, thiab nkag mus rau hauv cov kab mob sab hauv los ntawm nws lub cell phab ntsa kom oxidize, yog li tua cov kab mob. Lub pas dej ntuj qub qub muaj 1.1 × 105 Escherichia coli / L, thiab tag nrho cov kab mob yog 2 × 104 / mL. Tom qab ntxiv sodium hypochlorite rau tshuaj tua kab mob rau 5 feeb, tus naj npawb ntawm E. coli yog 100/L, thiab tag nrho cov kab mob tsuas yog 100/mL. Cov dej phwj tshuaj tua kab mob tau raug kuaj los ntawm lub chaw saib xyuas kev noj qab haus huv thiab ua tau raws li tus qauv dej haus. Lub tshuab hluav taws xob me me sodium hypochlorite tsim nyog rau kev ua kom tsis muaj menyuam thiab tua kab mob ntawm cov dej tsis huv, xws li dej ntws, dej zoo, thiab dej qab zib. Nws yog qhov tshwj xeeb tshaj yog muaj txiaj ntsig zoo rau kev ua haujlwm hauv thaj chaw, cov tub rog hauv cheeb tsam, thiab thaj chaw uas muaj cov khoom siv dej.

Sodium hypochlorite tuaj yeem tua ntau yam kab mob thiab kab mob sai sai, xws li Escherichia coli, Staphylococcus aureus \ Kab mob siab B\ Bacillus subtilis spores thiab lwm yam. Kev siv cov tshuaj tua kab mob los tua kab mob thiab ua kom tsis muaj menyuam hauv tsev neeg txhua hnub thiab ib puag ncig hauv tsev tuaj yeem tiv thaiv cov kab mob sib kis zoo xws li kab mob siab, kab mob typhoid, kab mob cholera, thiab kab mob dysentery.

Sodium hypochlorite tuaj yeem siv los tua kab mob hauv cov tais diav thiab tshuaj yej, thiab cov nyhuv zoo dua li cov tshuaj tua kab mob kub siab;

Nws tuaj yeem siv rau kev tua kab mob, tu thiab deodorization ntawm cov tais diav hauv chav ua noj, cov dab da dej thiab cov khoom siv huv huv;

Nws tuaj yeem siv los tua cov khoom thiab cov khaub ncaws siv los ntawm cov neeg mob;

Nws tuaj yeem siv los ua kom tsis muaj menyuam lub raj mis thiab cov khoom ua si siv los ntawm cov menyuam mos;

Nws tuaj yeem siv rau kev tua kab mob ntawm cov txiv hmab txiv ntoo, ntses thiab zaub;

Nws tuaj yeem siv rau kev tua kab mob thiab ua kom tsis muaj menyuam hauv pas dej da dej.

Titanium anodes muaj ib tug inert titanium substrate thiab ib tug active txheej ntawm noble hlau oxides rau nws. Ob peb xyoos dhau los, peb lub tuam txhab tau cog lus los muab cov khoom lag luam zoo tshaj plaws anode rau txhua daim ntawv thov daim teb, thiab kuj tau txais kev paub nplua nuj. Cia siab tias yuav pab tau koj lub tuam txhab hauv kev txhim kho yav tom ntej! Tsim lub neej yav tom ntej zoo dua!

Yog tias koj xav paub ntau ntxiv txog cov khoom zoo li no, koj tuaj yeem tiv tauj peb lub tuam txhab txhua lub sijhawm.