Yuav ua li cas xaiv cov pa roj carbon activated rau kev kho dej

Activated Carbon yog dab tsi?

Cov pa roj carbon activated yog ib hom microcrystalline carbon cov khoom ua los ntawm cov pa roj carbon -cov ntaub ntawv raw. Nws nta lub ntsej muag dub, tsim muaj cov qauv hauv qhov pore loj, thaj chaw loj tshwj xeeb thiab muaj peev xwm adsorption muaj zog, thiab dav siv los ua adsorbent, catalyst lossis catalyst cab kuj.

Los ntawm cov khoom siv raw, cov pa roj carbon activated tuaj yeem muab faib ua ntoo-raws li cov pa roj carbon activated, txiv ntseej plhaub tshuab txais carbon, tsiaj pob txha / ntshav tshuab txais carbon, ntxhia-raws li activated carbon, hluavtaws resin activated carbon, roj hmab / yas activated carbon, regenerated activated carbon, thiab lwm yam. Ntawm cov txiv ntoo plhaub series,Txiv maj phaub Plhaub Activated Carbon rau Kev Kho Dejsawv tawm rau nws cov micropores ntau thiab kev kho dej ruaj khov. Los ntawm lub cev daim ntawv, nws muab faib ua hmoov, granular, irregular granular, cylindrical, spherical thiab fibrous activated carbon. Ntau cov dej kho dej tau txais cov hom granular thiab ua tiavGranular activated carbon dej limkom tshem tawm cov kuab paug organic thiab chroma zoo.

Cov pa roj carbon activated muaj cov ntawv thov dav heev uas suav nrog yuav luag txhua lub teb chaws kev lag luam thiab cov xwm txheej hauv lub neej txhua hnub, suav nrog kev ua kom huv dej, tshem tawm kub, tshem tawm suab thaj, tshuaj txhaj tshuaj refining, ntshav purification, huab cua huv, kev tiv thaiv tus kheej thiab lwm yam.

 

 

Kev tsim thiab kev tsim cov pa roj carbon activated

Cov khoom siv carbon activated yog hais txog amorphous carbon ua tiav los ntawm kev kho tshwj xeeb. Nws muaj qhov tshwj xeeb ntawm thaj chaw loj thiab muaj peev xwm adsorption zoo heev rau cov khoom siv tsis-organic / organic thiab colloidal hais hauv cov pa roj thiab kua theem. Cov ntau yam muaj xws li Activated Carbon (AC) thiab Activated Carbon Fibers (ACF).

Raws li qhov siab -kev ua tau zoo adsorbent, nws qhov kev ua tau zoo tshaj plaws yog los ntawm cov yam ntxwv ntawm cov qauv nto thiab cov khoom siv tshuaj lom neeg. Cov pa roj carbon activated muaj cov yam ntxwv ruaj khov, muaj zog txhua yam, acid / alkali / tshav kub tsis kam, insolubility hauv dej thiab cov kuab tshuaj organic, thiab rov ua dua tshiab. Nws tau siv dav hauv kev lag luam tshuaj, kev tiv thaiv ib puag ncig, kev ua zaub mov, metallurgy, tshuaj refining, tub rog tshuaj tiv thaiv thiab lwm yam. Tam sim no, hloov kho cov pa roj carbon monoxide tau siv dav hauv kev kho dej khib nyiab thiab kev tswj hwm huab cua, uas qhia tau tias muaj kev cia siab rau kev kho ib puag ncig.

Tshaj li 80% -90% ntawm cov pa roj carbon activated muaj cov ntsiab lus carbon, uas suav nrog nws cov khoom siv hydrophobic adsorption. Sib nrug los ntawm carbon, nws muaj ob hom impurities:

• Chemically bonded cov ntsiab lus: feem ntau yog oxygen thiab hydrogen. Cov residues no tseem nyob ntawm qhov tsis tiav carbonization, los yog txawv teb chaws tsis yog -carbon cov ntsiab lus chemically bonded rau carbon deg thaum ua kom. Piv txwv li, nto oxidation tshwm sim nyob rau hauv chav ua kom.
• Cov ntsiab lus tshauv: cov feem inorganic ntawm activated carbon.

Yuav luag tag nrho cov pa roj carbon - cov khoom siv organic nplua nuj tuaj yeem ua cov khoom siv raw rau cov pa roj carbon monoxide, xws li thee, ntoo, txiv maj phaub plhaub, walnut plhaub, apricot plhaub, jujube plhaub, thiab lwm yam. Cov pa roj carbon monoxide no tau hloov mus rau hauv cov pa roj carbon activated los ntawm pyrolysis hauv kev ua kom lub qhov cub nyob rau hauv qhov kub thiab txias. Thaum lub sijhawm ua haujlwm, thaj chaw loj loj thiab cov pore sib txuas ua ke maj mam tsim, qhov twg adsorption tshwm sim. Pore ​​loj endows activated carbon nrog xaiv adsorption kev ua tau zoo, raws li cov molecules loj tsis tuaj yeem nkag mus rau qhov pores me dua li lawv tus kheej molecular loj. Raws li ib txwm txiv ntseej-cov khoom plhaub,Txiv maj phaub Plhaub Activated Carbon rau Kev Kho Dejyog tsim los ntawm chav ua kom cov txiv maj phaub plhaub, ua kom zoo-tsim micropores zoo tagnrho rau kev tshem tawm cov organic.

Cov pa roj carbon activated yog hydrophobic adsorbent uas ua los ntawm siab -kub carbonization thiab ua kom cov pa roj carbon monoxide-raws li feedstocks. Muaj ntau micropores muab nws ib qho ultra- thaj tsam loj, ua kom muaj txiaj ntsig zoo tshem tawm cov xim, tsw, feem ntau cov kuab paug organic thiab qee yam khoom siv tsis zoo (xws li cov hlau hnyav hnyav) hauv cov khoom siv thib ob.

 

Cov Cai Ua Haujlwm ntawm Activated Carbon

 

1. Txoj Cai Lim

Cov pa roj carbon lim dej cuam tshuam cuam tshuam cov pa phem hauv dej, nrog rau cov khib nyiab tshem tawm cov voids ntawm cov pa roj carbon. Qhov pore loj thiab porosity ntawm lim cov khaubncaws sab nraud povtseg nthuav raws li carbon particle loj nce. Coarser activated carbon muab qhov chaw loj dua rau cov khib nyiab pov tseg, txhim kho lub peev xwm pom, muaj peev xwm tuav av thiab tag nrho cov pa phem cuam tshuam. Tag nrho cov haujlwm logic ntawmGranular activated carbon dej limcia siab rau qhov no dual mechanism ntawm kev cuam tshuam lub cev thiab nto adsorption.

Cov pores loj dua tso cai rau cov khib nyiab tshem tawm kom nkag mus tob rau hauv cov txheej txheem carbon qis. Nrog cov lim dej txaus, cov khoom paug tuaj yeem raug daig, muab kev ua si tag nrho rau kev cuam tshuam kev ua haujlwm ntawm nruab nrab thiab hauv qab cov khaubncaws sab nraud povtseg thiab tsa tag nrho cov pa phem tuav lub peev xwm ntawm lub cev.

Raws li txoj cai, lub peev xwm tshem tawm cov khoom cuam tshuam los ntawm tag nrho thaj chaw ntawm cov pa roj carbon activated. Thaum tsis tshua muaj khiav ceev, kev tshuaj ntsuam dominates pom; Nyob rau hauv high flow velocity, deg adsorption ntawm carbon hais yuav siv sij hawm qhov chaw. Qhov loj dua tag nrho thaj chaw ntawm cov pa roj carbon monoxide muab cov adhesion muaj zog rau cov khoom raug tshem tawm hauv dej.

 

2. Txoj Cai Adsorption

Raws li kev sib xyaw ua ke ntawm cov pa roj carbon activated thiab cov pa phem molecules, adsorption poob rau hauv ob pawg: lub cev adsorption thiab tshuaj adsorption (tseem hu ua active adsorption).

• Lub cev adsorption: tsav los ntawm Van der Waals quab yuam lossis electrostatic attraction. Lub zog adsorption feem ntau yog nyob ntawm lub cev cov khoom ntawm cov pa roj carbon, NW nyuam qhuav cuam tshuam los ntawm nws cov tshuaj muaj pes tsawg leeg. Van der Waals quab yuam tsis muaj zog thiab ua rau muaj kev hloov pauv me ntsis ntawm cov pa phem, piv rau kev sib xyaw ua ke. Pollutants khaws lawv cov khoom qub tshuaj tom qab lub cev adsorption.
• Chemical adsorption: tsav los ntawm cov khoom siv tshuaj lom neeg, piv rau cov tshuaj tiv thaiv tshuaj nrog kev hloov pauv loj rau cov pa phem molecules. Nws koom nrog electron sib koom lossis hloov pauv ntau dua li tsis muaj zog polarization, thiab yog txheej txheem rov qab tsis tau. Qhov tseem ceeb sib txawv ntawm lub cev thiab tshuaj adsorption yog nyob rau hauv lub zog tsim adsorption bonds.

Adsorption yog txheej txheem exothermic uas cov pa phem molecules txuas rau cov khoom siv nrog txo qis zog, tso tawm cov cua sov adsorption. Divergent rog ua rau qhov sib txawv ntawm cov cua sov adsorption, tus nqi, lub zog ua kom muaj zog, qhov kub thiab txias xaiv, adsorption txheej kom muaj nuj nqis thiab adsorption spectrum ntawm lub cev thiab tshuaj adsorption.

Activated carbon adsorption thev naus laus zis tau siv rau kev kho kom zoo thiab decolorization hauv kev lag luam tshuaj, tshuaj thiab zaub mov rau ntau xyoo, thiab tau siv rau kev kho dej khib nyiab txij li xyoo 1970s. Kev tsim tawm tswv yim txheeb xyuas nws qhov tshwj xeeb adsorption kev ua tau zoo rau cov kab mob organic hauv dej, xa cov kev kho mob zoo kawg nkaus ntawm kev luam ntawv & dyeing, dyestuff, kev ua zaub mov thiab cov organic chemical wastewater. Nws tshwj xeeb tshem tawm cov organic uas sawv cev los ntawm BOD thiab COD, suav nrog cov xim hluavtaws, surfactants, phenols, benzenes, organochlorines, tshuaj tua kab thiab cov khoom siv petrochemical. Yog li ntawd, activated carbon adsorption tau dhau los ua ib qho ntawm cov txheej txheem tseem ceeb thib ob thiab qib thib ob rau cov dej khib nyiab.

Adsorption yog qhov tshwm sim qeeb ntawm kev sib cuam tshuam nrog qhov nro ntawm lub zog thiab qhov sib txawv ntawm lub zog. Ob lub zog tsav tsheb ua rau adsorption: repulsion ntawm dej hnyav rau cov tshuaj hydrophobic, thiab affinity attraction ntawm cov khoom adsorbent thiab solute. Cov dej khib nyiab adsorption feem ntau yog qhov sib xyaw ua ke ntawm ob lub zog.

Lub peev xwm adsorption yog txiav txim ncaj qha los ntawm cov pa roj carbon activated qhov chaw tshwj xeeb thiab qhov pore qauv. Hom carbon yuav tsum raug xaiv los ntawm kev ntsuas dej zoo raws li cov yam ntxwv ntawm cov dej khib nyiab; Cov pa roj carbon nrog ntau qhov kev hloov pauv qhov pores yog nyiam rau luam ntawv thiab dyeing dej khib nyiab. Lwm yam cuam tshuam muaj xws li:

• Cov ntsiab lus tshauv: qis tshauv sib npaug zoo dua adsorption kev ua haujlwm;
• Matching℃ntawm adsorbate molecular loj thiab carbon pore txoj kab uas hla: ze dua qhov sib tw ua kom yooj yim adsorption;
• Adsorbate concentration: muaj peev xwm adsorption nce nyob rau hauv ib qho kev concentration ntau;
• Dej kub thiab pH tus nqi: adsorption muaj peev xwm poob nrog nce dej kub.

 

 

Cov khoom ntawm Activated Carbon

 

1. Adsorption khoom

Activated carbon adsorption tshem tawm cov organic soluble, cov khoom siv hluavtaws, cov kab mob, cov kab mob thiab cov hlau hnyav ib nrab los ntawm kev cuam tshuam cov kab mob ntawm cov pa roj carbon monoxide, thaum paub txog decolorization, deodorization thiab huab cua purification.

Cov pa roj carbon activated muaj cov pa roj carbon monoxide me me nrog thaj tsam loj loj thiab micro capillary pores sab hauv. Capillaries muaj zog adsorption muaj peev xwm. Tag nrho kev sib cuag ntawm carbon nto thiab gaseous / kua impurities ua rau adsorption thiab purification.

BET txoj kev yog tib tus qauv txhim khu kev qha rau kev kuaj thaj chaw tshwj xeeb, thaum ntau cov cuab yeej siv hauv tsev tsuas yog txhawb nqa kev sib piv ncaj qha. Multi-point BET ua haujlwm raws li kev sib koom ua ke thoob ntiaj teb kev xeem tus qauv, sau tseg hauv Suav Tebchaws Standard GB/T 19587-2004: Kev txiav txim siab ntawm thaj chaw tshwj xeeb ntawm cov khoom los ntawm Gas Adsorption Siv BET Txoj Cai.

Kev ntsuas thaj tsam tshwj xeeb yog lub sijhawm-siv; Qee cov qauv yuav siv sijhawm ib hnub los kuaj. Tsis yog- cov cuab yeej siv tsis siv neeg yuav tsum muaj kev saib xyuas tag nrho - lub sijhawm ua haujlwm, nrog rau kev ua haujlwm tsis zoo me me ua rau kev sim ua tsis tiav thiab siv sijhawm ua haujlwm tsis zoo. F-Sorb 2400 qhov tshwj xeeb thaj chaw ntsuas qhov ntsuas tau txhawb nqa BET ntsuas (tshaj nrog txoj kev sib piv ncaj qha). Nws tsuas yog qhov tsis siv neeg siab tsis siv neeg lub ntsej muag tshwj xeeb hauv cheeb tsam kuaj cov cuab yeej hauv Suav teb, muaj kev sib raug zoo thoob ntiaj teb, cov txiaj ntsig kev ntsuas ruaj khov, txo qis tib neeg kev ua yuam kev thiab cov ntaub ntawv zoo dua.

 

2. Cov khoom siv tshuaj

Cov pa roj carbon activated tso siab rau ob qho tib si lub cev thiab tshuaj adsorption, sib koom ua ke txiav txim siab los ntawm pore qauv thiab tshuaj muaj pes tsawg leeg.

Dhau li ntawm cov pa roj carbon, cov pa roj carbon activated muaj cov tshuaj sib xyaw ua ke ntawm cov pa oxygen thiab hydrogen ua haujlwm, suav nrog carbonyl, carboxyl, phenolic, lactone, quinone thiab ether pawg. Nto oxides thiab complexes muab los ntawm raw khoom derivatives los yog cov tshuaj tiv thaiv nrog huab cua / chav dej thaum lub sij hawm thiab tom qab ua kom tiav; sulfides thiab chlorides saum npoo tuaj yeem tsim qee zaus. Minerals los ntawm raw cov ntaub ntawv tsom mus rau hauv tshauv thaum ua kom, feem ntau yog ntsev ntawm alkali thiab alkaline ntiaj teb hlau xws li carbonates thiab phosphates.

 

3. Mechanical Property

• Particle loj: ntsuas los ntawm tus qauv sieve ntsuam xyuas los xam cov khoom khaws cia thiab dhau txhua lub sieve rau particle loj faib tsom xam.
• Pom tseeb qhov ntom ntom: qhov loj ntawm cov pa roj carbon activated rau ib chav tsev ntim nrog rau cov pore ntim thiab inter-particle void volume.
• Particle ntom: loj ntawm activated carbon ib chav tsev ntim nrog rau sab hauv pore ntim tab sis tsis suav nrog inter-particle void volume.
• Hardness: tsis kam mus fragmentation.
• Abrasion resistance: tiv thaiv- hnav kev ua haujlwm.

Cov khoom siv hluav taws xob ncaj qha cuam tshuam rau daim ntawv thov cuam tshuam: qhov ceev txiav txim siab tank ntim; hmoov fineness cuam tshuam pom; granular carbon loj faib tswj cov dej tsis kam thiab siab poob; fragmentation kuj cuam tshuam rau lub neej kev pab cuam thiab pov tseg carbon regeneration efficiency.

 

Kev faib tawm ntawm Activated Carbon

 

1. Los ntawm Raw Khoom

• Ntoo-raws li activated carbon
• Tsiaj pob txha / ntshav activated carbon
• Mineral-raws li activated carbon
• Lwm yam raw khoom activated carbon
• Regenerated activated carbon

 

2. Los ntawm kev tsim khoom

• Chemically activated carbon (tshuaj carbon)
• Physically activated carbon (lub cev carbon)
• Cov tshuaj sib xyaw ua ke - lub cev / lub cev - tshuaj ua kom cov pa roj carbon

 

3. Los ntawm Lub Cev Lub Cev

Powdered activated carbon, granular activated carbon, irregular granular activated carbon, cylindrical activated carbon, spherical activated carbon thiab lwm yam tshwj xeeb - zoo li tus activated carbon.

 

4. Los ntawm Pore Loj

• Macropores: pore txoj kab uas hla Ntau dua los yog sib npaug rau 1000 Å
• Transitional pores: pore txoj kab uas hla 20 ~ 1000 Å
• Micropores: pore txoj kab uas hla Tsawg dua lossis sib npaug li 20 Å Micropores pab txhawb rau feem ntau ntawm cov pa roj carbon monoxide qhov chaw tshwj xeeb.

 

5. Los ntawm Feedstock Qeb

• Ntoo-raws li activated carbon: tsim los ntawm ntoo chips, charcoal, thiab lwm yam.
• Txiv ntseej plhaub tshuab txais carbon: tsim los ntawm txiv maj phaub plhaub, walnut plhaub, apricot plhaub, thiab lwm yam.
• Coal -raws li activated carbon: tsim los ntawm lignite, peat, bituminous thee, anthracite, thiab lwm yam.
• Petroleum-raws li activated carbon: piv txwv li, suab-raws li spherical activated carbon ua los ntawm suab
• Regenerated activated carbon: reactivated pov tseg carbon

 

Cov pa roj carbon activated hom no yog ua kom zoo los ntawm cov qib siab - zoo charcoal thiab ntoo chips los ntawm kev sib xyaw ua ke ntawm lub cev thiab tshuaj ua kom muaj zog. Cov hmoov dub, tsis yog- tshuaj lom thiab tsis muaj ntxhiab, nrog rau zoo- tsim tawm qhov hws thiab tsis muaj dej- cov tshuaj muaj kuab lom rau cov dej tsis zoo. Nws nta muaj zog adsorption muaj peev xwm, zoo heev decolorization thiab ceev filtration ceev. Nws ua tau zoo adsorbs loj thiab me me teeb meem tshuaj nyob rau hauv cov kua theem, dav siv nyob rau hauv domestic dej phwj, tshuaj khib nyiab, dej khib nyiab kho mob, dej khib nyiab thiab lwm yam dej lub cev, nrog zoo heev ua hauj lwm nyob rau hauv decolorization, deodorization thiab COD txo.

 

 

Cov yam ntxwv ntawm High-Quality Activated Carbon

Premium activated carbon yuav tsum muaj peev xwm loj adsorption, lub neej ua haujlwm ntev, lub zog ua haujlwm siab, cov ntsiab lus tsis tshua muaj tshauv, yooj yim rov qab ntxuav thiab ruaj khov effluent zoo. Nws tshem tawm cov ntxhiab tsw phem, txhim kho chroma, thiab ua tiav cov txiaj ntsig zoo tshem tawm rau cov dej muaj kuab lom xws li chlorine, phenol, mercury, lead, arsenic, chloride, detergents, tshuaj tua kab thiab tshuaj chiv.

 

Core Technical Indicators

• Particle loj (10 ~ 24 mesh, 2.0 ~ 0.8mm): Ntau dua los yog sib npaug rau 95% Lus Cim: Cov khoom me me muab cov cheeb tsam loj dua thiab zoo dua adsorption, tsis tau ua kom poob siab dua thiab plua plav.
• Iodine tooj: Ntau dua lossis sib npaug li 1000 mg / g Lus Cim: Ntau dua iodine tooj qhia tias muaj peev xwm adsorption muaj zog.
• Cov cheeb tsam tshwj xeeb: 1000-1200 m² / g Lus Cim: 1 gram ntawm cov pa roj carbon activated nthuav tawm mus rau 1000 square meters ntawm qhov pore phab ntsa. Adsorption kev ua tau zoo nyob ntawm qhov pore txoj kev loj hlob degree.
• Methylene xiav decolorization zog: Ntau dua lossis sib npaug li 10 mL / g Lus Cim: Sawv cev muaj peev xwm decolorization.
• Abrasion resistance: Ntau dua los yog sib npaug rau 95% Lus Cim: Kev puas tsuaj ntau dua txhais tau tias cov pa roj carbon zoo dua.
• Poob ntawm ziab: Tsawg dua lossis sib npaug li 10% Lus Cim: Sawv cev cov ntsiab lus noo noo; qis tus nqi qhia tau hais tias zoo dua.
• Ignition residue (cov ntsiab lus tshauv): Tsawg dua lossis sib npaug li 3% Lus Cim: Cov hmoov tshauv qis dua qhia tau tias zoo dua.
• Qhov ntom ntom ntom: 0.48-0.55 g / mL Lus Cim: Cov khoom ntim qis feem ntau xa cov peev txheej adsorption muaj zog.

 

Ua tsaug ntau rau koj nyeem kom tag! Nws zoo li koj tau txais qee qhov kev nkag siab ntawm kev siv cov pa roj carbon activated hauv kev kho dej. Raws li lub tuam txhab nrog 27 xyoo ntawm kev paub hauv kev tsim cov pa roj carbon activated, peb muab ntau yam khoom siv roj carbon activated rau kev kho dej uas koj tuaj yeem xaiv los ntawm. Thov koj xav tiv tauj peb txhua lub sijhawm thiab peb yuav muab kev pabcuam 24-teev online rau koj.

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