Feem ntau cov tshuab lim cua catalytic xav tau lub teeb UV kom ua haujlwm. Cov thev naus laus zis txias catalyst tsis ua haujlwm - thiab qhov ntawd hloov txhua yam.
Kev lim cua txias catalyst, tseem hu ua chav kub catalytic oxidation (RTCO), yog ib txoj kev lim dej siab heev uas siv cov khoom siv catalyst tshwj xeeb los rhuav tshem cov pa phem ntawm chav sov - tsis tas yuav siv lub teeb ultraviolet, cua sov siab, lossis lub zog ionization. Tsis zoo li photocatalytic oxidation (PCO) uas siv UV teeb los ua kom TiO₂ ua haujlwm, cov khoom siv catalyst txias ua haujlwm tshuaj lom neeg ntawm qhov kub thiab txias sab hauv tsev (15 ° C txog 35 ° C), ua rau lawv siv hluav taws xob ntau dua thiab muaj kev nyab xeeb dua rau kev siv hauv tsev thiab chaw ua haujlwm tas mus li.
Rau cov neeg yuav khoom B2B uas tab tom ntsuam xyuas cov thev naus laus zis ntxuav huab cua rau lawv cov kab khoom, cov tshuaj catalyst txias sawv cev rau qhov chaw nruab nrab ntawm kev nqus pa roj carbon passive thiab cov tshuab photocatalytic uas siv zog ntau. Tsab xov xwm no tshawb nrhiav kev tshawb fawb tom qab cov thev naus laus zis catalyst txias, nws cov txiaj ntsig kev ua tau zoo hauv lub ntiaj teb tiag tiag, thiab cov tuam txhab tsim khoom tuaj yeem koom ua ke nws rau hauv cov tshuab ntxuav huab cua niaj hnub no li cas.
Kev Siv Tshuab Ntxuav Cua Txias Catalyst Yog Dab Tsi?
Cov thev naus laus zis catalyst txias siv cov khoom siv catalytic tshwj xeeb - feem ntau yog cov khoom sib xyaw ua ke ntawm cov hlau hloov pauv (manganese dioxide MnO₂, cerium oxide CeO₂, lossis tooj liab oxide CuO) txhawb nqa ntawm cov khoom siv porous xws li activated carbon lossis ceramic ua npuas ncauj. Cov ntaub ntawv no catalyze oxidation reactions ntawm chav tsev kub, hloov cov pa phem mus rau hauv cov tshuaj tsis muaj teeb meem.
Qhov txawv tseem ceeb ntawm cov thev naus laus zis photocatalyst: cov catalyst txias tsis xav tau lub teeb UV ua haujlwm. Cov khoom siv catalytic nws tus kheej muaj cov haujlwm ntawm qhov chaw ntawm chav tsev kub, ua tsaug rau nws cov qauv crystalline tshwj xeeb thiab cov chaw oxygen uas pab txhawb kev hloov pauv electron nrog cov molecules pa phem adsorbed.
Yuav Ua Li Cas Cold Catalyst Ua Haujlwm - Lub Tshuab Ua Haujlwm
→ Cov tshuaj lom neeg (formaldehyde, VOCs, cov tshuaj tsw qab) nqus mus rau saum npoo ntawm cov catalyst
→ Cov pa oxygen los ntawm huab cua kuj nqus mus rau ntawm cov catalyst, tsim cov reactive oxygen species (O₂⁻, O⁻)
→ Cov chaw ua haujlwm ntawm cov catalyst hloov cov electrons mus rau cov pa oxygen uas nqus tau, tsim cov radicals uas muaj zog heev
→ Cov radicals no oxidize cov molecules uas nqus tau cov pa phem, thiab rhuav tshem lawv cov chemical bonds.
→ Cov khoom tawg - CO₂ thiab H₂O - desorb ntawm qhov chaw catalyst, tso cov chaw nquag.
→ Lub voj voog rov ua dua tas li: cov tshuaj catalyst nws tus kheej tsis raug noj, tsuas yog cov pa phem xwb
Cold Catalyst vs. Lwm Cov Tshuab Lim Huab Cua
Kev nkag siab txog qhov twg cov tshuaj catalyst txias haum rau hauv cov thev naus laus zis ntxuav huab cua yuav tsum muaj kev sib piv meej nrog lwm txoj hauv kev:
Tus Catalyst Txias vs. Photocatalyst (TiO₂ + UV)
• Kev siv hluav taws xob: Cov tshuaj tua kab mob txias siv 0W ntawm lub zog UV. Photocatalyst xav tau lub teeb UV (feem ntau 5-15W ib chav)
• Lub Neej Siv Tau: Cov txheej txheem tiv thaiv kab mob txias kav ntev li 3-5 xyoos. Cov teeb UV yuav tsum tau hloov txhua 8,000-12,000 teev (~1-1.5 xyoos)
• Kev Nyab Xeeb: Cov tshuaj catalyst txias tsis muaj UV emission — tsis muaj kev pheej hmoo ntawm ozone, muaj kev nyab xeeb rau cov chav menyuam yaus thiab kev ua haujlwm tas mus li 24/7
• Kev Ua Tau Zoo: Ob lub tshuab no ua tau ntau tshaj 90% formaldehyde tshem tawm. Cov tshuaj catalyst txias ua haujlwm tau zoo dua ntawm cov concentration qis (<0.1 ppm); photocatalyst ua tau zoo dua ntawm cov concentration siab dua nrog lub zog UV txaus
Cov Tshuaj Tua Kab Mob Txias vs. Cov Pa roj carbon uas ua kom muaj zog
• Lub Txheej Txheem: Cov pa roj carbon uas ua kom cov pa phem nqus tau (khaws cia). Cov tshuaj ua kom txias ua rau lawv puas tsuaj mus tas li
• Kev Ntsuas Kom Huv: Cov lim dej carbon yuav huv thiab yuav tsum tau hloov. Cov tshuaj catalyst txias tsis ua kom huv - nws ua rau cov roj tawg tas mus li
• Kev Ua Tau Zoo: Cov pa roj carbon yog dav-spectrum rau VOCs thiab ntxhiab tsw. Cov tshuaj catalyst txias yog xaiv heev rau cov tshuaj tshwj xeeb xws li formaldehyde, tab sis tsis tshua muaj txiaj ntsig rau cov khoom sib xyaw hydrocarbon nyuaj.
Cov Cold Catalyst Purifiers Tshem Tawm Dab Tsi Zoo
Kev siv tshuab ua kom txias txias zoo tshwj xeeb tshaj yog tiv thaiv cov chav kawm tshwj xeeb ntawm cov pa phem. Kev nkag siab txog nws lub zog thiab qhov txwv yog qhov tseem ceeb rau kev tso cov khoom kom raug:
Kev Ua Haujlwm Zoo:
✓ Formaldehyde (HCHO) — qhov kev siv tseem ceeb. Cov tshuaj ua kom txias uas siv MnO₂ ua tiav kev tshem tawm 85-95% hauv kev sim tshuaj ywj pheej ntawm 0.3 ppm qhov concentration pib hauv 60 feeb
✓ Ammonia (NH₃) — feem ntau pom muaj nyob rau hauv cov tshuaj ntxuav hauv tsev thiab cov chaw tsiaj. Cov tshuaj catalysts raws li CeO₂ qhia tau tias muaj kev txo qis 80%+
✓ Hydrogen sulfide (H₂S) thiab mercaptans — cov tshuaj tseem ceeb tom qab dej phwj thiab cov ntxhiab qe lwj. Yuav luag tshem tawm tag nrho thaum lub sijhawm sib cuag nrog catalyst >0.1 vib nas this
✓ Cov VOCs uas muaj cov pa roj tsawg — benzene, toluene ntawm cov theem ppb raug oxidized zoo, txawm tias qeeb dua li formaldehyde
Cov Kev Txwv:
✗ Cov khoom me me (PM2.5, hmoov av, paj ntoos) — xav tau HEPA lossis lim ua ntej rau kev ntes cov khoom me me
✗ Cov VOCs uas muaj ntau qhov concentration (>10 ppm) — cov nplaim ntawm cov catalyst tuaj yeem ua rau cov roj tsis muaj zog ib ntus, ua rau cov roj ua haujlwm tsis zoo.
✗ Cov kab mob lom neeg (cov kab mob me me, cov kab mob me me) — cov nyhuv tua kab mob tsawg dua piv rau UV-C lossis photocatalyst. Zoo tshaj plaws nrog HEPA
Cov Khoom Siv Catalyst Txias: Dab Tsi Mus Rau Hauv Txheej
Qhov ua tau zoo ntawm lub tshuab lim cua txias nyob ntawm yuav luag tag nrho cov khoom siv catalyst. Cov hom catalyst feem ntau siv rau hauv cov tshuab lim cua lag luam:
Manganese Dioxide (MnO₂) — Tus Kws Tshwj Xeeb Txog Formaldehyde
MnO₂ yog cov khoom siv catalyst txias uas siv dav tshaj plaws rau kev tshem tawm formaldehyde. Nws cov qauv siv lead ua ke muab ntau qhov chaw ua haujlwm ntawm qhov chaw uas nyiam nqus thiab oxidize HCHO molecules. Cov catalysts MnO₂ qib siab ua tiav >95% kev hloov pauv formaldehyde ntawm qhov kub thiab txias. [Tau los ntawm: Applied Catalysis B: Ib puag ncig]
Cerium Oxide (CeO₂) - Tus Ua Kom Tsis Muaj Tsw Qab
Cov tshuaj catalysts uas ua los ntawm CeO₂ zoo heev rau kev oxidizing cov tshuaj sulfur uas muaj cov tshuaj (H₂S, mercaptans) thiab cov ntxhiab tsw uas ua los ntawm nitrogen (ammonia). Lawv lub peev xwm khaws cov pa oxygen siab ua rau lawv tswj tau cov haujlwm catalytic txawm tias nyob hauv ib puag ncig uas tsis muaj pa oxygen.
Cov Catalysts Sib Xyaws — Cov Kev Daws Teeb Meem Dav Dav
Feem ntau cov lim dej txias ua lag luam siv cov khoom sib xyaw - sib xyaw MnO₂, CeO₂, CuO, thiab lwm yam hlau hloov pauv oxides ntawm qhov txhawb nqa porous. Qhov no muab cov haujlwm dav dav tawm tsam ntau hom pa phem thaum tswj kev ua haujlwm hauv chav sov. Cov txheej txheem catalyst feem ntau yog siv rau lub honeycomb ceramic lossis txhuas substrate uas ua rau thaj chaw loj tshaj plaws thaum txo qis kev tiv thaiv huab cua.
Kev Sib Koom Tes Cold Catalyst rau hauv Multi-Stage Air Purifiers
Cov txheej txheem siv tshuab ua kom txias txias zoo tshaj plaws thaum siv ua ib feem ntawm lub tshuab lim dej uas tau teeb tsa ua ntu zus. Cov qauv teeb tsa pom zoo rau cov tshuab lim cua hauv tsev thiab cov lag luam:
• Theem 1 — Lim ua ntej: Ntes cov khoom loj (hmoov av, plaub hau, plaub tsiaj)
• Theem 2 — HEPA H13/H14: Ntes cov khoom me me (PM2.5, paj ntoos, kab mob)
• Theem 3 — Cold Catalyst Module: Rhuav tshem cov formaldehyde, cov ntxhiab tsw, thiab cov VOCs qis qis ntawm qhov kub thiab txias hauv chav tsev
• Theem 4 — Cov Pa roj carbon uas ua kom muaj zog (xaiv tau): Nqus cov VOCs uas muaj zog heev thiab cov ntxhiab tsw sib xyaw ua ke.
Feem ntau, lub tshuab ua kom txias (cold catalyst module) yuav tsum muab tso rau tom qab lub lim HEPA thiab ua ntej txhua theem carbon uas xaiv tau. Qhov no ua kom lub tshuab ua kom txias tau txais huab cua uas tau lim ua ntej lawm, ua kom nws lub neej ua haujlwm ntev tshaj plaws (feem ntau 3-5 xyoos ua ntej pom zoo kom hloov).
Kev Siv Hluav Taws Xob Zoo: Vim Li Cas Cold Catalyst Pheej Yig Dua Rau Kev Khiav
Ib qho ntawm cov txiaj ntsig zoo tshaj plaws ntawm cov thev naus laus zis txias catalyst rau cov neeg yuav khoom B2B yog nws txoj kev siv hluav taws xob zoo. Vim tias tsis tas yuav muaj teeb UV, ionizer, lossis lub tshuab cua sov, kev siv hluav taws xob ntawm lub module txias catalyst yog xoom - lub zog tsuas yog siv yog lub kiv cua uas txav cua hla lub tshuab.
Qhov no muaj feem cuam tshuam ncaj qha rau kev tso khoom:
• Tus nqi tag nrho ntawm kev muaj rau cov neeg siv kawg - tsis tas yuav hloov lub teeb UV txhua 1-2 xyoos
• Txo cov kev xav tau ntawm kev muab hluav taws xob — tsim PCB yooj yim dua, tus nqi BOM qis dua rau cov chaw tsim khoom
• Kev sib txawv ntawm kev ua lag luam — cov khoom lag luam tuaj yeem raug muag ua "zero-ozone" thiab "zero-consumable" rau theem catalyst
• Qhov zoo dua ntawm kev ua raws li txoj cai — yooj yim dua los dhau cov cai tswj kev siv hluav taws xob (ERP, Energy Star) yam tsis tas siv hluav taws xob UV
Cov Xwm Txheej Zoo Tshaj Plaws rau Cov Tshuab Ua Kom Txias Catalyst
Cov thev naus laus zis catalyst txias yog qhov tsim nyog rau cov xwm txheej siv hauv qab no, qhov twg nws ua haujlwm hauv chav sov thiab xoom-UV tsim muab cov txiaj ntsig tshwj xeeb:
✓ Cov chaw zov menyuam yaus thiab chav menyuam yaus — Tsis muaj UV, tsis muaj ozone, ntsiag to heev. Cov tshuaj tua kab mob txias tuaj yeem khiav 24/7 yam tsis muaj kev txhawj xeeb txog kev nyab xeeb, ua rau nws zoo tagnrho rau kev saib xyuas huab cua zoo tas mus li hauv cov chaw rhiab heev.
✓ Chav pw thiab chaw pw — Ua haujlwm ntsiag to tsis muaj lub teeb UV tawm. Lub catalyst module tsis ntxiv suab nrov dhau ntawm lub kiv cua, thiab ntau lub tuam txhab tsim khoom siv cov catalyst txias ncaj qha rau hauv HEPA + carbon lim pawg yam tsis muaj cov khoom txav mus los ntxiv.
✓ Chaw ua haujlwm thiab chaw ua haujlwm sib koom — Kev tswj VOC thiab formaldehyde tas mus li los ntawm cov rooj tog hauv chaw ua haujlwm, cov ntaub pua plag, thiab cov khoom siv ntxuav. Lub module catalyst uas tsis tas yuav saib xyuas yuav txo qhov kev nyuaj siab ntawm kev tswj hwm chaw.
✓ Cov tsev so thiab kev tos txais qhua — Cov chav qhua xav tau kev ntxuav huab cua uas txhim khu kev qha thiab tsis tas yuav saib xyuas ntau. Lub neej ua haujlwm ntawm cov tshuaj txias 3-5 xyoos yam tsis tas hloov lub teeb yuav txo cov nqi tu vaj tse thiab kev saib xyuas.
✓ Cov chaw kho tsev tshiab / chaw kho dua tshiab — Cov tshuaj tua kab mob no tawm tsam cov pa formaldehyde uas tawm ntawm cov rooj tog tshiab, pem teb, thiab xim tshiab — qhov teeb meem huab cua sab hauv tsev feem ntau tshwm sim hauv cov chaw kho dua tshiab.
Kev Ua Tau Zoo Hauv Lub Ntiaj Teb Tiag: Cov Kev Ntsuas Hauv Chav Kuaj Qhia Li Cas
Kev sim ywj pheej ntawm MnO₂-based cold catalyst air purifier modules qhia tau tias muaj kev ua tau zoo sib xws thoob plaws cov pa phem tseem ceeb:
• Formaldehyde (HCHO): Tshem tawm 92% hauv 60 feeb ntawm 0.3 ppm pib concentration hauv 30m³ chamber [Tau los ntawm: GB/T 18801-2022 test protocol]
• Ammonia (NH₃): txo tau 78% hauv 120 feeb, nrog rau qhov siab tshaj plaws ntawm kev tshem tawm hauv 30 feeb thawj zaug ntawm kev ua haujlwm
• Hydrogen sulfide (H₂S): Tshem tawm 95% hauv 45 feeb ntawm 0.1 ppm qhov concentration pib
• Tag Nrho Cov VOCs (TVOC): 65-75% txo tom qab 120 feeb rau cov VOC sib xyaw ntawm cov concentration ntawm ppb
Note: Performance varies based on catalyst formulation, substrate surface area, airflow rate (m³/h), and ambient temperature. B2B buyers should request test data for their specific target configuration. Contact ada5@airdow.com for OEM test reports.
Kev Txij Nkawm thiab Lub Neej Siv Tau ntawm Cov Lim Dej Txias Catalyst
Ib qho ntawm cov yam ntxwv zoo tshaj plaws rau cov tshuab ua kom txias yog nws qhov kev saib xyuas tsawg kawg nkaus. Tsis zoo li cov lim dej HEPA uas xav tau hloov txhua 6-12 lub hlis lossis cov teeb UV uas xav tau hloov txhua 1-2 xyoos, cov module ua kom txias feem ntau kav ntev li 3 txog 5 xyoos nyob rau hauv cov xwm txheej ua haujlwm ib txwm.
• Cov khoom siv catalyst tsis raug siv thaum lub sijhawm ua tshuaj - nws ua rau kev tawg tshuaj yooj yim yam tsis siv tag.
• Kev ua qias tuaj ntawm cov hmoov av thiab cov khoom me me yog qhov ua rau kev ua haujlwm poob qis zuj zus, yog vim li cas kev lim dej ua ntej (Theem 1-2) yog qhov tseem ceeb heev
• Qee cov chaw tsim khoom muab kev rov ua dua catalyst los ntawm kev muab lub module rau hauv huab cua huv, qhuav ntawm qhov kub me ntsis siab (60-80 ° C) rau 2-4 teev, rov qab tau txog li 80% ntawm kev ua haujlwm qub
• Cov cim qhia txog qhov kawg ntawm lub neej ntawm cov tshuaj catalyst: txo qis kev tshem tawm ntxhiab tsw, qeeb dua formaldehyde tawg, pom kev hloov pauv ntawm qhov chaw
Xaus Lus: Cov Catalyst Txias hauv Koj Txoj Kev Npaj Khoom
Cov thev naus laus zis ntxuav cua txias ua rau muaj qhov tshwj xeeb thiab muaj txiaj ntsig hauv kev lag luam ntxuav cua. Rau cov chaw tsim khoom thiab cov neeg yuav khoom B2B, cov ntsiab lus tseem ceeb yog:
1. Cov tshuaj catalyst txias ua tau zoo heev ntawm formaldehyde thiab tshem tawm ntxhiab tsw ntawm chav tsev kub, tsis muaj lub teeb UV lossis ozone tiam
2. Nws yog ib qho kev sib pab rau HEPA filtration - tsis yog ib qho kev hloov pauv. Cov khoom zoo tagnrho muab ob qho tib si technologies ua ke hauv ib lub kaw lus ntau theem.
3. Kev siv hluav taws xob zoo thiab kev siv tsis tas siv ntau ua rau nws muaj txiaj ntsig zoo rau cov neeg yuav khoom hauv tsev, tsev tos qhua, thiab cov lag luam.
4. Rau cov neeg xa khoom thiab cov neeg faib khoom, kev ntxiv cov khoom lag luam txias rau hauv koj daim ntawv teev khoom sib txawv ntawm koj cov khoom muag los ntawm cov tshuab lim dej yooj yim thiab daws qhov kev thov kom muaj kev ntxuav huab cua uas tsis tas yuav saib xyuas ntau, siv hluav taws xob tsawg.
Interested in integrating cold catalyst technology into your product line? Contact us at ada5@airdow.com for OEM specifications, MOQ pricing, and catalyst material samples for testing.
AIRDOW — Chaw Tsim Khoom Siv Cua Txias OEM/ODM
Contact: ada5@airdow.com
Lub sijhawm tshaj tawm: Lub Xya Hli-15-2026
