Tourmaline Hmoov Muaj Adsorbent rau Kev Kho Mob Roj Khib Nyhiab Tshem Tawm Cov Khoom Siv Organic Volatile Odor Control High Adsorption Peev Xwm
Kev Piav Qhia Luv:
Cov pa roj pov tseg hauv kev lag luam—uas muaj cov organic compounds (VOCs) xws li benzene, toluene, thiab formaldehyde, nrog rau cov tshuaj tsw qab xws li hydrogen sulfide—ua rau muaj kev pheej hmoo loj rau ib puag ncig thiab kev noj qab haus huv. Cov txheej txheem kho cov pa roj pov tseg ib txwm muaj, xws li kev hlawv thiab kev ntxuav tshuaj, kim heev thiab tsim kom muaj kuab paug thib ob, thaum cov pa roj carbon activated adsorbents muaj peev xwm nqus tau tsawg thiab xav tau hloov pauv ntau zaus. Hmoov Tourmaline, uas yog cov khoom siv nqus dej uas muaj porosity siab thiab kev ua haujlwm ntawm qhov chaw, daws cov teeb meem no, muab kev daws teeb meem zoo thiab pheej yig rau kev kho cov pa roj pov tseg hauv kev lag luam xws li kev tsim tshuaj lom neeg, kev luam ntawv, thiab kev pleev xim. 
Lub peev xwm nqus tau ntawm cov hmoov tourmaline rau VOCs thiab cov tshuaj tsw qab yog los ntawm nws cov yam ntxwv tshwj xeeb ntawm qhov chaw. Cov hmoov no muaj lub network ntawm micro- (2-5 nm) thiab mesopores (5-50 nm) uas muab thaj chaw loj tshwj xeeb (20-35 m² / g), uas tso cai rau kev sib cuag nrog cov roj pov tseg. Tsis tas li ntawd, qhov chaw ntawm tourmaline muaj ntau pawg hydroxyl (-OH) thiab electrostatic them chaw, uas tsim cov khoom sib txuas ntawm lub cev thiab tshuaj nrog VOCs thiab cov tshuaj tsw qab. Piv txwv li, cov hmoov tourmaline nqus tau 150-200 mg / g ntawm benzene (ib qho VOC feem ntau) thiab 80-100 mg / g ntawm hydrogen sulfide (ib qho roj tsw qab), ntau dua li lub peev xwm nqus tau ntawm cov pa roj carbon ua haujlwm (100-120 mg / g rau benzene, 50-60 mg / g rau hydrogen sulfide). Lub peev xwm siab no txo qhov zaus ntawm kev hloov pauv adsorbent, txiav cov nqi ua haujlwm los ntawm 30-40% piv rau cov tshuab ua haujlwm carbon.
Kev tshem tawm VOC zoo yog qhov ntsuas kev ua tau zoo tseem ceeb rau kev kho cov roj pov tseg hauv kev lag luam, thiab hmoov tourmaline muab cov txiaj ntsig zoo heev. Hauv lub Hoobkas tshuaj kho cov roj pov tseg uas muaj benzene (kev sib xyaw 500-800 mg / m³), lub pej thuam adsorption raws li tourmaline tau ua tiav qhov kev tshem tawm ntawm 95-98%, txo cov pa phem kom qis dua 20 mg / m³ (ua tau raws li tus qauv GB 31571-2015 ntawm Tuam Tshoj). Rau cov chaw luam ntawv thiab pleev xim, uas tsim cov pa phem formaldehyde thiab toluene, hmoov tourmaline tshem tawm 90-93% ntawm cov VOCs no, tshem tawm "ntxhiab pleev xim" cuam tshuam nrog cov lag luam no. Cov hmoov adsorption zoo tseem ruaj khov txawm tias ntawm cov nqi roj ntws sib txawv (1-3 m / s) thiab qhov kub (20-80 ° C), ua rau nws haum rau ntau qhov chaw lag luam.
Kev tswj cov ntxhiab tsw yog lwm qhov txiaj ntsig tseem ceeb ntawm hmoov tourmaline hauv kev kho cov pa roj pov tseg. Cov tshuaj tsw qab xws li hydrogen sulfide (ntxhiab qe lwj) thiab ammonia (ntxhiab tsw qab) feem ntau muaj nyob rau hauv cov pa roj pov tseg los ntawm kev ua zaub mov (kev lag luam tsis yog zaub mov tsom mus rau kev ntim khoom / kev tsim khoom) thiab cov chaw tsim tshuaj lom neeg. Lub peev xwm ntawm Tourmaline los nqus cov tshuaj no tsis yog tsuas yog txo cov pa phem ib puag ncig xwb tab sis kuj txhim kho qhov zoo ntawm huab cua hauv chaw ua haujlwm, txo cov lus tsis txaus siab ntawm cov neeg ua haujlwm thiab kev pheej hmoo kev noj qab haus huv. Ib lub Hoobkas tshuaj lom neeg Suav uas siv cov tshuaj tourmaline adsorbents tau tshaj tawm tias muaj kev txo qis 90% ntawm cov lus tsis txaus siab ntawm cov zej zog nyob ze, vim tias cov hmoov txo cov pa hydrogen sulfide los ntawm 100 mg / m³ mus rau <5 mg / m³. Tsis tas li ntawd, tourmaline tsis tso cov ntxhiab tsw txawm tias raug rau qhov kub thiab txias nruab nrab, ua kom ntseeg tau tias kev tswj cov ntxhiab tsw mus sij hawm ntev.
Qhov zoo ntawm cov hmoov tourmaline yog qhov ua kom rov ua dua tshiab dua li cov adsorbents ib txwm muaj. Tom qab adsorption saturation, cov hmoov tuaj yeem rov ua dua tshiab los ntawm kev kho cua sov (150-200 ° C) lossis steam stripping, uas desorbs cov VOCs adsorbed thiab cov tshuaj tsw qab. Tsis zoo li cov pa roj carbon activated, uas poob 20-30% ntawm nws lub peev xwm adsorption tom qab txhua lub voj voog rov ua dua tshiab, tourmaline khaws cia 85-90% ntawm nws lub peev xwm pib tom qab 8-10 lub voj voog. Qhov no txuas ntxiv lub neej ntawm cov adsorbent los ntawm 3-6 lub hlis (activated carbon) mus rau 12-18 lub hlis (tourmaline), txo cov khib nyiab thiab cov nqi hloov pauv. Cov VOCs desorbed kuj tseem tuaj yeem rov qab tau thiab rov siv dua hauv cov txheej txheem kev lag luam (piv txwv li, benzene rov qab hauv cov nroj tsuag tshuaj), tsim cov txiaj ntsig kev lag luam ntxiv.
Kev ruaj khov ntawm tshuaj lom neeg ua kom cov hmoov tourmaline ua haujlwm tau zoo hauv cov chaw muaj roj khib nyiab hnyav. Nws tiv taus cov pa roj acidic thiab alkaline (pH 2-12), ua rau nws tsim nyog rau kev kho cov roj khib nyiab los ntawm cov txheej txheem tshuaj lom neeg uas muaj kua qaub (piv txwv li, kev tsim cov kua qaub sulfuric) thiab cov txheej txheem alkaline (piv txwv li, kev tsim cov ammonia). Cov hmoov tsis yaj lossis tso cov hlau hnyav rau hauv ib puag ncig, ua tau raws li cov qauv ib puag ncig nruj xws li EU's Industrial Emissions Directive (IED) thiab US EPA's Clean Air Act. Qhov kev ruaj khov no kuj txo qhov kev pheej hmoo ntawm kev puas tsuaj ntawm cov adsorbent, ua kom muaj kev ua haujlwm zoo ib yam dhau sijhawm.
Kev sib haum nrog cov txheej txheem kho roj khib nyiab sib txawv ua rau hmoov tourmaline siv tau ntau yam. Nws tuaj yeem siv rau hauv cov tsev nqus dej ruaj khov (rau cov kwj roj qis), cov tshuab reactors fluidized-bed (rau cov kwj dej siab), thiab cov txheej txheem nqus dej membrane (rau kev tshem tawm VOC kom meej). Nws kuj tseem tuaj yeem sib xyaw nrog lwm cov adsorbents xws li zeolite los txhim kho kev ua tau zoo tshwj xeeb - piv txwv li, kev sib xyaw ua ke tourmaline nrog zeolite txhim kho kev tshem tawm ammonia los ntawm 10-15%. Rau cov chaw me me (piv txwv li, cov khw luam ntawv me me), hmoov tourmaline tuaj yeem ntim rau hauv cov chav nqus dej portable, muab cov kev daws teeb meem compact, pheej yig.
Cov kev xaiv kho kom haum rau ntau yam kev xav tau ntawm kev lag luam. Cov neeg muag khoom muab cov hmoov tourmaline nrog cov qauv pore sib txawv: qib micro-pore-nplua nuj (rau cov VOCs me me xws li formaldehyde) thiab qib meso-pore-nplua nuj (rau cov VOCs loj xws li toluene). Cov qib zoo (5-10 μm) siv rau hauv cov txheej txheem membrane kom ntseeg tau tias muaj kev sib cuag ntawm cov pa roj sib npaug, thaum cov qib ntxhib dua (20-30 μm) zoo tagnrho rau cov tsev pheeb suab ruaj khov kom tiv thaiv kev poob siab. Cov qib siab-purity (95%+ tourmaline cov ntsiab lus) yog qhov tsim nyog rau cov lag luam rhiab heev xws li kev tsim khoom siv hluav taws xob (cov kev xav tau VOC qis), thaum cov qib pheej yig (80-90% cov ntsiab lus) haum rau kev siv hauv kev lag luam dav dav.
Cov ntaub ntawv siv tau ua pov thawj tias hmoov tourmaline muaj nqis npaum li cas. Ib lub chaw luam ntawv hauv tebchaws Yelemes tau hloov nws lub tshuab ua pa roj carbon uas siv lub tshuab nqus dej tourmaline, txo cov pa phem VOC los ntawm 92% thiab txiav cov nqi nqus dej txhua xyoo los ntawm € 30,000. Ib lub Hoobkas tshuaj lom neeg hauv Suav teb uas siv cov tshuaj nqus dej tourmaline rau kev kho hydrogen sulfide tau ncua lub sijhawm hloov cov tshuaj nqus dej los ntawm 4 lub hlis mus rau 16 lub hlis, txo cov nqi pov tseg pov tseg los ntawm 75%. Cov ntaub ntawv no qhia txog cov txiaj ntsig kev lag luam thiab ib puag ncig ntawm hmoov tourmaline, ua rau nws yog qhov kev xaiv zoo rau cov neeg siv khoom lag luam thoob ntiaj teb.
Rau cov tub lag luam txawv teb chaws, kev txhawb nqa hmoov tourmaline ua cov khoom siv adsorbent hauv kev lag luam yuav tsum tau hais txog lub peev xwm adsorption, kev rov ua dua tshiab, thiab kev ua raws li cov qauv ib puag ncig. Kev muab cov ntaub ntawv xeem los ntawm cov chaw kuaj ib puag ncig (piv txwv li, SGS, EPA-pom zoo cov chaw kuaj) txheeb xyuas cov nqi tshem tawm VOC thiab kev ua haujlwm rov ua dua tshiab tsim kev ntseeg siab. Kev hais txog kev txuag nqi los ntawm kev txo qis kev hloov pauv thiab pov tseg pov tseg nyiam cov chaw lag luam uas xav tau tus nqi. Tsis tas li ntawd, kev muab kev tsim qauv adsorption (piv txwv li, qhov loj ntawm lub pej thuam, kev thauj hmoov) pab cov neeg siv khoom koom ua ke cov hmoov rau hauv lawv cov txheej txheem kho cov roj pov tseg uas twb muaj lawm.
Kev xa khoom thiab kev txhawb nqa kev ua raws li txoj cai yog qhov tseem ceeb rau kev muag khoom thoob ntiaj teb. Cov hmoov Tourmaline yuav tsum tau ntim rau hauv cov thawv kaw, tiv thaiv plua plav kom tiv thaiv cov khoom tawg thaum lub sijhawm xa khoom - 25kg hnab ntawv nrog cov PE sab hauv yog tus qauv, thaum 1-tuj hnab loj haum rau cov xaj loj hauv kev lag luam. Kev muab TDS thiab SDS ua lus Askiv ua kom ntseeg tau tias ua raws li cov cai tswjfwm kev xa khoom (piv txwv li, EU REACH, US EPA). Kev muab kev txhawb nqa kev siv tshuab, xws li kev taw qhia txog kev rov ua dua tshiab thiab cov sijhawm hloov pauv adsorbent, txhim kho kev txaus siab ntawm cov neeg siv khoom thiab kev koom tes ntev.
Hauv kev xaus lus, lub peev xwm nqus tau zoo ntawm hmoov tourmaline, kev tshem tawm VOC zoo, kev tswj tsw phem, kev rov ua dua tshiab, thiab kev ruaj khov ntawm tshuaj lom neeg ua rau nws yog ib qho khoom siv nqus dej muaj txiaj ntsig zoo rau kev kho cov roj pov tseg. Nws cov nqi tsim nyog, kev sib raug zoo nrog ntau lub tshuab, thiab cov ntaub ntawv siv tau ua pov thawj ua rau nws yog cov khoom zoo heev rau cov tub luam txawv teb chaws uas tsom mus rau kev lag luam xws li kev tsim tshuaj lom neeg, kev luam ntawv, thiab kev pleev xim. Los ntawm kev hais txog cov txiaj ntsig no, cov lag luam tuaj yeem ua lag luam hmoov tourmaline rau cov neeg siv khoom lag luam thoob ntiaj teb uas tab tom nrhiav kev daws teeb meem kho cov roj pov tseg zoo thiab ruaj khov.
Cov kws tshawb fawb hu cov hmoov nano far-infrared ua lub teeb ntawm lub neej, vim tias lub teeb ntawm qhov wavelength no tuaj yeem txhawb kev loj hlob ntawm cov tsiaj txhu thiab cov nroj tsuag. Nws tuaj yeem txhim kho lub microcirculation system ntawm nano far-infrared hmoov, txhawb kev metabolism, sib npaug pH ntawm lub cev, txhim kho cov dej ua haujlwm, thiab nce cov pa oxygen ntawm lub cev nano-far infrared hmoov. Cov hmoov ceramic far-infrared tsim los ntawm peb lub tuam txhab muaj ntau ntawm far-infrared emission, uas yog cov khoom siv zoo tagnrho rau lub nplhaib nanometer far-infrared hmoov tiv thaiv thiab cov khoom noj qab haus huv.
Cov hmoov nano-liab liab far-infrared sab nraud tuaj yeem tsom mus rau kev tso tawm cov duab infrared nrog lub wavelength ntawm 8-15μm, thiab nws cov spectral emissivity ib txwm tuaj yeem ncav cuag ntau dua 90%. Tib neeg lub cev tuaj yeem nqus tau cov hmoov nano far infrared zoo, yog li txhim kho kev ncig ntawm tib neeg cov ntshav nano far infrared hmoov, txo cov ntshav acidity, txhawb kev zom zaub mov, txhim kho kev tiv thaiv kab mob, thiab txuag hluav taws xob. Cov khoom no tuaj yeem siv rau hauv cov ntaub, yas, ceramics, papermaking, Tsim ntau yam khoom siv kho mob thiab kho mob hauv cov teb ntawm cov tshuaj thiab cov khoom siv kho mob.
Sau koj cov lus ntawm no thiab xa tuaj rau peb
