Chithunzi ndiIvan BandurapaUnsplash
Gulu la ofufuza aku China lapita patsogolo kwambiri pakusamalira madzi oyipa pogwiritsa ntchito ukadaulo wa UV/E-Cl kuti muchepetse kuyipitsa kwa ma membrane. Phunziroli, lofalitsidwa posachedwa muNature Communications, ikuwonetsa njira yatsopano yosinthira bwino kuthirira madzi komanso kusefera kwa membrane m'njira zoyeretsera madzi oyipa.
Kuchita Bwino kwa Kuthira Madzi
Kafukufukuyu adawonetsa kuti kugwiritsa ntchito UV/E-Cl kumathandizira kwambiri kusuntha kwamadzi pakuyesa kuthira madzi, ndikukwaniritsa kusinthasintha mpaka 138% ya dongosolo la E-Cl, 239% ya UV system, ndi 198% yowongolera. Izi zikuwonetsa kuti UV/E-Cl imasokoneza bwino ma membrane oyipa, zomwe zimapangitsa kuti madzi azithira bwino. Pogwiritsa ntchito njira yachitsanzo ya SA-BSA, ofufuza adatha kutsanzira machitidwe ovuta a extracellular polymeric substance (EPS) ndikutsimikizira kufunikira kwa mapuloteni ndi ma polysaccharides pakuchotsa madzi a wastewater sludge (WAS).
Kuzindikira kwa Molecular mu Njira Zowonongeka
Kafukufukuyu adawunikira momwe ma protein ndi ma polysaccharides amaphatikizidwira, ndikuwulula kuti kulumikizana kwa electrostatic pakati pamagulu amino ndi carboxyl kumatenga gawo lofunikira pakuwonongeka kwa membrane. Kupyolera mu FTIR spectral analysis and Density Functional Theory (DFT) zoyerekeza, ofufuza anapeza njira zitatu zomangira ma molekyulu, kusonyeza kukonda kwambiri ma linear conformations omwe amalimbikitsa ma polymer cross-linking. Zomwe zapezazi zimapereka chidziwitso cha maselo amomwe UV/E-Cl imasokoneza kuyanjana uku, zomwe zimapangitsa kuchepa kwa kukhuthala, kukula kwakukulu kwa floc, komanso kutulutsidwa kwamadzi.
Udindo wa Synergistic wa Cl Radicals mu Kuchepetsa Kusokoneza
Kuwunika kwina kunawonetsa kuti ma chlorine radicals (Cl•) amatenga gawo lalikulu pakuwonongeka kwa BSA ndi SA, zomwe zimathandizira kupitilira 90% pakuwonongeka kwawo. Kafukufukuyu adanenanso za kusinthasintha kwapadera kwa Cl• kuyanjana ndi ma macromolecules, kuthandizira mphamvu ya UV/E-Cl pakuwola ma foulants a nembanemba. Izi sizinangogawaniza ma SA-BSA kukhala tizigawo ting'onoting'ono komanso kuchepetsa kukhuthala kwawo komanso mphamvu ya hydration, potero kufooketsa wosanjikiza ngati gel.
Kuzindikira kwa Thermodynamic: State Occurrence State monga Chofunika Kwambiri
Kafukufukuyu adafufuzanso za thermodynamics of the membrane fouling, kutsimikizira kuti zochitika zamadzi zimati-m'malo mokhala ndi porosity kapena permeability factor-zimayang'anira machitidwe oyipa a gel. Kusanthula kwa Thermogravimetric kunawonetsa kuti madzi omangika m'magawo oyipa anali pafupifupi 80%, pomwe chithandizo cha UV/E-Cl chinachepetsa mpaka 10%. Kusintha kumeneku kunapangitsa kuti madzi asungunuke mosavuta, ndipo pamapeto pake amachepetsa kukana kusefera ndikuwongolera bwino kusefera.
Kumapulogalamu Othandiza
Ndi zotsatira zochititsa chidwizi, ofufuzawo akuwonetsa kukhathamiritsa magawo a riyakitala, kuphatikiza zinthu za electrode, mphamvu ya UV, komanso nthawi yamankhwala, kuti apititse patsogolo scalability. Kafukufukuyu akuwonetsanso kuphatikizika kwa UV/E-Cl ndi ma oxidants ena, monga hydrogen peroxide, kuti apititse patsogolo kubadwa kwamphamvu komanso kupititsa patsogolo chithandizo chamankhwala. Kuonjezera apo, ochita kafukufukuwo akugogomezera kuthekera kogwiritsa ntchito njira zochepetsera za NaCl-monga madzi a m'nyanja-kuti akwaniritse chithandizo chamadzi otayira chokhazikika komanso chopanda mtengo.
Kupambana Padziko Lonse mu Membrane Technology
Ngakhale kuti kafukufukuyu anachitidwa pogwiritsa ntchito WAS, zomwe anapeza zili ndi zotsatira zowonjezereka kuposa kuthira madzi onyansa. Kuzindikirika kwa zochitika zamadzi kumati ndichofunikira kwambiri pakuchepetsa kuwonongeka kwa nembanemba kumakhala ndi kufunikira kwapadziko lonse panjira zosiyanasiyana zama membrane ndi masikelo a reactor. Kupambana kumeneku kumapangitsa kuti pakhale njira zamakono zosefera bwino komanso zokhazikika m'mafakitale otsuka madzi padziko lonse lapansi.
Pakuchulukirachulukira kwapadziko lonse lapansi pakuwongolera bwino kwamadzi onyansa, ukadaulo wa UV/E-Cl umapereka njira yodalirika yosinthira moyo wautali wa membrane, kuchepetsa ndalama zogwirira ntchito, komanso kupititsa patsogolo chithandizo chonse. Pamene ochita kafukufuku akupitiriza kukonza ndi kukulitsa njira yatsopanoyi, tsogolo la kuyeretsa madzi onyansa likuwoneka bwino kwambiri komanso lokhazikika.
Kuti mudziwe zambiri, onani kafukufuku wathunthu wofalitsidwa mu Nature Communications: [https://www.nature.com/articles/s41467-025-57878-4]
Kugwiritsa Ntchito Mwachangu komanso Kokochezeka ndi Eco-Friendly Sludge Dewatering ndi Holly's Technology
Pankhani yokonza madzi, Holly akudzipereka kupereka njira zatsopano zochotsera madzi amatope kwa makasitomala athu. HLDS Multi-disc Sludge Dewatering Screw Press yathu ya HLDS, yokhala ndi mapangidwe ake apadera odzitchinjiriza komanso ntchito yodzitchinjiriza yapamwamba, imachepetsa kwambiri ndalama zomangira zimbudzi. Chida ichi chimagwiritsa ntchito makina owongolera a PLC, kuphatikiza zomangira ndi mphete zosuntha kuti zidziyeretse, zomwe zimatha m'malo mwa makina osindikizira achikhalidwe monga osindikizira lamba ndi makina osindikizira. Poyerekeza ndi ma centrifuges, HLDS imagwira ntchito ndi mphamvu yochepa komanso madzi ogwiritsira ntchito, zomwe zimapangitsa kuti zikhale zogwira mtima komanso zowononga chilengedwe.
The HLDS Sludge Dewatering Screw Press imagwiritsidwa ntchito kwambiri pamakina osiyanasiyana oyeretsera madzi oyipa, kuphatikiza ma municipalities, petrochemical, chemical fiber, kupanga mapepala, mankhwala, zikopa, ndi magawo ena opangira madzi m'mafakitale. Ndiwothandizanso pochiza Manyowa a Dairy Farm, Palm Oil Sludge, Septic Sludge, ndi zina. Zipangizo zathu zatsimikiziridwa m'mapulogalamu ambiri adziko lapansi, kusonyeza ntchito zapadera komanso phindu lachuma, kuthandiza mabizinesi kuchepetsa ndalama zogwirira ntchito pamene akukwaniritsa zolinga zachilengedwe.
Pamene teknoloji yoyeretsa madzi ikupitabe patsogolo, njira zatsopano za Holly zimapatsa makasitomala padziko lonse zipangizo zogwira mtima komanso zotsika mtengo, zomwe zikuthandizira chitukuko chokhazikika cha mafakitale ochotsera matope ndi madzi. Ndi kuphatikiza kwaukadaulo wotsogola komanso zaka zambiri zamakampani, Holly adadzipereka kuti apereke zida zapamwamba kwambiri zoyeretsera madzi akuwonongeka, kuyendetsa patsogolo kwamakampani komanso kukhazikika kwachilengedwe.
Nthawi yotumiza: Apr-03-2025