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Tianhui- e 'ngoe ea bahlahisi le barekisi ba li-chip tsa UV tse etellang pele ho fana ka litšebeletso tsa ODM/OEM UV led chip.

Lisebelisoa tsa LED tsa UV-C ho Thibelo ea Metsi

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Mekhoa e fapaneng ea ho hloekisa metsi ho kenyelletsa Tšireletso ea metsi a UV  li entsoe ho latela tlhoko e ntseng e phahama ea metsi a nooang a hloekileng. Lilemong tsa morao tjena, theknoloji ea LED ea Ultraviolet-C (UV-C) e fumane thahasello e kholo bakeng sa ts'ebeliso ea eona e ka bang teng kalafong ea metsi a nooang. Theknoloji ena e na le melemo e mengata ho feta mabone a tloaelehileng a mercury-based UV, ho kenyeletsoa ts'ebetso ea matla, litšenyehelo tse tlase tsa ts'ebetso, le sebaka se senyenyane sa tikoloho. Sengoliloeng sena se fana ka tataiso e felletseng ea lits'ebetso tsa UV-C tsa LED mabapi le tokiso ea metsi a nooang.

Theknoloji ea LED ea UV-C

Mahlaseli a UV-C ke mofuta oa mahlaseli a motlakase a nang le leqhubu la bolelele ho tloha ho 200 ho isa ho 280 nanometers. Ka ho felisa DNA ea likokoana-hloko tse kang baktheria, livaerase le protozoa, e sebetsa haholo ho bolaeang metsi. Mabone a tloaelehileng a UV a hlahisa mahlaseli a UV-C a sebelisa mouoane oa mercury. Mabone a thehiloeng ho Mercury a na le mathata a mangata, ho kenyelletsa tšebeliso e phahameng ea matla, likotsi tsa tikoloho, le tlhoko ea ho nchafatsoa nako le nako.

Lisebelisoa tsa LED tsa UV-C ho Thibelo ea Metsi 1

Ka lehlakoreng le leng, theknoloji ea LED ea UV-C e sebelisa lisebelisoa tsa semiconductor ho hlahisa mahlaseli a UV-C. Li-LED li baballa matla 'me li nka nako e telele ho feta mabone a tloaelehileng a UV. Ho feta moo, li-LED tsena ha li na mercury, e leng se etsang hore li be boemong bo botle ba tikoloho. Ho phaella moo, li ka etsoa ho hlahisa bolelele bo itseng ba maqhubu, ho lumella hore ho be le taolo e kholo holim'a ts'ebetso ea ho thibela likokoana-hloko.

Lisebelisoa tsa li-LED tsa UV-C ho Phekolo ea Metsi a Noang

Theknoloji ea LED ea UV-C e na le mekhoa e mengata ea ho phekola metsi a nooang, ho kenyelletsa le:

Ho bolaea likokoana-hloko

Disinfection ke ts'ebeliso e atileng haholo ea theknoloji ena phekong ea metsi a nooang. E sebetsa ho feta tse ling Tšireletso ea metsi a UV Mahlaseli a UV-C a sebetsa ka mokhoa o ikhethang ho senya DNA ea likokoana-hloko tse kang baktheria, livaerase le protozoa, e leng se etsang hore li se ke tsa khona ho tsoala le ho tsoa kotsi. Mahlaseli a UV-C a phunyeletsa liseleng tsa likokoana-hloko ebe o senya DNA ea tsona, e li thibela ho ikatisa le ho jala maloetse.

Mahlaseli a UV-C ha a hlahise lihlahisoa tse kotsi tsa disinfection by-products (DBPs) ebile ha a fetole tatso, 'mala kapa monko oa metsi, ho fapana le chlorine, e sebelisoang hangata bakeng sa ho bolaea likokoana-hloko metsing. Mahlaseli a UV-C a sebetsa ka mokhoa o hlokomelehang khahlanong le likokoana-hloko tse thibelang chlorine metsing tse kang Cryptosporidium le Giardia. Lisebelisoa tsa UV-C tsa LED li ka etsoa ho fana ka litekanyetso tse hlokahalang bakeng sa ho thibela likokoana-hloko ka metsi.

TOC e fokotseha

Kakaretso ea khabone ea organic (TOC) ea metsi ke tekanyo ea litaba tsa eona tsa tlhaho. Maemo a phahameng a TOC a ka etsa hore ho thehoe li-DBP, tse kotsi bophelong ba batho. Ka ho pshatla metsoako ea lintho tse phelang hore e be limolek'hule tse nyane, tse seng kotsi haholo, theknoloji ea LED ea UV-C e ka sebelisoa ho fokotsa maemo a TOC metsing. Mahlaseli a UV-C a ka theola maqhama a lik'hemik'hale ka har'a metsoako ea lintho tse phelang, 'me a etsa hore ho thehoe limolek'hule tse seng kotsi, tse bonolo.

Theknoloji ea LED ea UV-C e sebetsa ka ho khetheha ho tloseng li-humic le fulvic acid, tseo ho leng thata ho li felisa ka mekhoa e tloaelehileng ea phekolo. Ho ba teng ha metsoako ena ea lintho tse phelang metsing a ka holim'a metsi ho ka kenya letsoho ho thehoeng ha DBPs. Ka ho fokotsa maemo a TOC metsing, theknoloji ea LED ea UV-C e ka thusa ho thibela ho thehoa ha DBPs tse kotsi.

Tatso le Monko Taolo

Theknoloji ea LED ea UV-C e ka sebelisoa ho laola tatso le monko oa metsi ka ho felisa metsoako ea tlhaho e ikarabellang bakeng sa litšobotsi tsena. Metsoako e meng ea lintho tse phelang, ho kenyeletsoa geosmin le 2-methylisoborneol (MIB), e ikarabella bakeng sa tatso le monko o monate oa metsi. Metsoako ena ea lintho tse phelang e ka senyeha ka lebaka la mahlaseli a kotsi, kahoo a ntlafatsa tatso le monko oa metsi.

Theknoloji ena e sebetsa ka ho khetheha ho phekola metsi ka likarolo tse kholo tsa geosmin le MIB, tseo ho leng thata ho li felisa ka mekhoa e tloaelehileng ea phekolo. Ka ho laola tatso le monko oa metsi, e ka eketsa kholiseho ea bareki boleng ba metsi a nooang.

Mekhoa e tsoetseng pele ea oxidation (AOPs)

Hammoho le mekhoa e tsoetseng pele ea oxidation (AOPs), theknoloji ea UV-C ea LED e ka sebelisoa ho lokisa metsi a nang le litšila tse sa khaotseng tsa organic (POPs). Li-AOP li kenyelletsa tlhahiso ea li-radicals tse sebetsang haholo tsa hydroxyl, tse ka theolang metsoako e rarahaneng ea lintho tse phelang hore e be limolek'hule tse bonolo, tse seng kotsi. Theknoloji ena e ka sebelisoa ho hlahisa mahlaseli a UV-C a hlokahalang ho kenya tšebetsong li-AOP.

Motsoako oa theknoloji ea UV-C ea LED le li-AOP li ka sebetsa ka ho khetheha bakeng sa ho phekola metsi a nang le meriana, lihlahisoa tsa tlhokomelo ea motho ka mong, le litšila tse ling tse hlahang tse ke keng tsa tlosoa ka katleho ka mekhoa e tloaelehileng ea phekolo. Haholo-holo e sebetsa libakeng tseo mesebetsi ea batho e nang le phello mehloling ea metsi, joalo ka libaka tsa litoropo.

Lisebelisoa tsa LED tsa UV-C ho Thibelo ea Metsi 2

Lintlha tse mabapi le Moralo oa Sisteme ea UV-C ea LED

Ho rala sistimi ea LED ea UV-C bakeng sa kalafo ea metsi a nooang ho hloka hore ho nahanoe ka hloko lintlha tse 'maloa, ho kenyelletsa.:

Sehlahisoa sa LED sa UV-C

Sena ke sesupo sa bohlokoa sa matla a sistimi ho bolaea likokoana-hloko metsing. Sephetho sa sistimi hangata se lekantsoe ka milliwatts (mW) ka square centimeter (cm2) 'me se khethoa ke palo le mofuta oa li-LED tsa UV-C tse sebelisitsoeng.

Ho netefatsa tlhahiso e lekaneng, ho bohlokoa ho khetha li-LED tsa boleng bo holimo tsa UV-C tse etselitsoeng ts'ebeliso ea metsi. Palo ea li-LED tse sebelisoang tsamaisong e tlameha ho lekana ho fana ka khanya e lakatsehang ka tekanyo e lakatsehang ea phallo. Eketsa khanya eohle ka ho eketsa palo ea li-LED kapa ka ho sebelisa li-LED tse nang le matla a holimo.

Wavelength

Bolelele ba maqhubu a mahlaseli a UV-C ke ntlha ea bohlokoa ho bona hore na e sebetsa hantle hakae ho bolaea likokoana-hloko metsing. Nako e nepahetseng ea ho thibela likokoana-hloko e ka ba 254 nm, leha maqhubu a pakeng tsa 200 le 280 nm le 'ona a ka sebetsa. Li-LED tsa UV-C li tlameha ho ntša khanya ho ea ka bolelele bo reriloeng.

Thepa e sebelisoang ho etsa li-LED, doping ea thepa, le moralo oa chip ea LED kaofela li ka susumetsa bolelele ba maqhubu a mahlaseli a UV-C. Ho bohlokoa ho khetha li-LED tsa UV-C tse hlahisang mahlaseli ka bolelele bo lakatsehang le ho netefatsa bolelele ba maqhubu ka mekhoa e nepahetseng ea tlhahlobo.

Sekhahla sa Phallo ea Volumetric

Sekhahla sa phallo ea metsi ka har'a sistimi ea UV-C ea LED ke ntlha ea bohlokoa ho khethollang katleho ea sistimi. Ho finyella boemo bo lakatsehang ba ho bolaea likokoana-hloko, tsamaiso e tlameha ho etsoa ho pepesetsa metsi 'ohle mahlaseling a UV-C ka nako e lekaneng.

Ho netefatsa nako e lekaneng ea ho pepeseha, ho bohlokoa ho bala nako e hlokahalang ea ho ikopanya ho latela sekhahla sa phallo, bolelele ba phaposi ea UV-C ea LED, le palo le sebaka sa li-LED tsa UV-C. Ho sebelisa li-valve le lipompo, sekhahla sa phallo se ka laoloa ho boloka sekhahla sa phallo ea metsi ka har'a mekhahlelo ea moralo oa sistimi ea LED.

Nako ea ho Kopana

Nako ea ho kopana lipakeng tsa metsi le mahlaseli a UV-C ke ntho ea bohlokoa ho tseba hore na sistimi e sebetsa hantle hakae. Nako ea ho ikopanya e angoa ke sekhahla sa phallo, bolelele ba kamore ea LED ea UV-C, hammoho le palo le sebaka sa li-LED tsa UV-C.

Kamore ea LED ea UV-C e tlameha ho etsoa ho fana ka nako e lekaneng ea ho pepeseha bakeng sa ho bolaea likokoana-hloko metsing. Ho fetola bolelele ba kamore ho fihlela nako e lakatsehang ea ho ikopanya. Ho feta moo, palo le boemo ba li-LED tsa UV-C li ka fetoloa ho netefatsa hore metsi ohle a pepesehetse mahlaseli a UV-C.

Tsamaiso ea Ts'ebetso

Ho sebetsa hantle ha sistimi ea UV-C ea LED ke ntlha ea bohlokoa ho khethollang litšenyehelo tsa ts'ebetso ea eona. Sistimi e tlameha ho etselitsoe ho ntlafatsa ts'ebetso ka ho fokotsa tšebeliso ea matla, ho fokotsa litšenyehelo tsa tlhokomelo, le ho ntlafatsa ts'ebeliso ea eona.

Ho fokotsa tšebeliso ea matla, ho bohlokoa ho khetha li-LED tsa UV-C tse baballang matla le ho rala sistimi ho fokotsa tahlehelo ea mocheso. Tsamaiso e lokela ho etsoa ho fokotsa litlhoko tsa tlhokomelo ka ho kenyelletsa likarolo tsa boleng bo phahameng le mekhoa ea ho hloekisa ka mokhoa o itekanetseng, har'a likarolo tse ling. Ho kenyelletsa li-sensor le li-control ho beha leihlo ts'ebetso ea sistimi le ho fetola tlhahiso ea UV-C ha ho hlokahala ho ka ntlafatsa ts'ebeliso ea li-LED tsa UV-C.

Lisebelisoa tsa LED tsa UV-C ho Thibelo ea Metsi 3

Netefatso ea Tsamaiso

Ho sebetsa hantle ha sistimi ea UV-C ea LED metsing a bolaeang likokoana-hloko ho tlameha ho netefatsoa ho sebelisoa mekhoa e nepahetseng ea tlhahlobo, joalo ka protocol e boletsoeng ho USEPA UVDGM (Ultraviolet Disinfection Guidance Manual). Ho feta moo, sistimi e tlameha ho hahuoa ho netefatsa ho tsamaellana le litlhoko tsa taolo tse sebetsang, joalo ka Molao oa Metsi a Nooang a Bolokehileng.

Ho netefatsa katleho ea sistimi ea UV-C ea LED, ho bohlokoa ho etsa liteko tse hlokahalang ho sebelisoa liprothokholo tse emeng ho netefatsa hore sistimi e khotsofatsa litekanyetso tse hlokahalang tsa ho bolaea likokoana-hloko. Ho etsa bonnete ba hore metsi a hloekisitsoeng a bolokehile hore a ka sebelisoa ke batho, tsamaiso e lokela ho etsoa ho latela litlhoko tsohle tse sebetsang tsa taolo.

Mothati o ka tlase

Theknoloji ea LED ea UV-C e fana ka melemo e mengata ho feta mabone a tloaelehileng a UV bakeng sa kalafo ea metsi a nooang, ho kenyeletsoa ts'ebetso e ntle ea matla, litšenyehelo tse tlase tsa ts'ebetso, le tšusumetso e fokolang ea tikoloho. Theknoloji ena e sebetsa ka mokhoa o makatsang ho bolaeang metsi ka metsing le ho laola maemo a TOC, tatso le monko. E ka fumanoa ka foromo Baetsi ba diode tsa LED tsa UV joalo ka Motlakase oa Tianhui

Lintlha tse 'maloa, ho kenyelletsa tlhahiso ea LED ea UV-C, bolelele ba maqhubu, sekhahla sa phallo, nako ea ho ikopanya, ts'ebetso ea sistimi, le netefatso ea sistimi, li tlameha ho nahanoa ka hloko ha ho etsoa sistimi ea UV-C ea kalafo ea metsi a nooang. Liphuputso tse 'maloa li bonts'itse katleho ea theknoloji ea UV-C ea LED kalafong ea metsi a nooang,' me ho lebelletsoe hore theknoloji e tla fumana kamohelo e pharaletseng lilemong tse tlang.

Bakeng sa ba nang le thahasello ea ho kenya ts'ebetsong Tšoaetso ea metsi a UV n bakeng sa litlhoko tsa bona tsa phekolo ea moea le metsi, ho sebelisana le moetsi ea hlomphehang oa li-module tsa UV LED le diode tse kang Tianhui Electric e khothalletsoa. Ka ho iteanya Motlakase oa Tianhui ,a Bahlahisi ba etellang pele ba UV  o ka ithuta haholoanyane ka lihlahisoa tsa bona le ho hlophisa lipuisano ho buisana ka litlhoko tsa hau tsa ho thibela likokoana-hloko tsa UV.

 

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