Ngaba izibane ze-LED zikhupha imisebe ye-UV kunye nemitha?

Kukho iingcamango ezininzi eziphosakeleyo zokuba ii-LED azikhuphi imitha ye-UV. Izifundo ezininzi kunye nophando ziqinisekisile ubukho bemitha ye-UV kunye nemitha ye-optical evela kwii-LED. Ubungakanani bemitha ye-UV ephuma kwibhalbhu ye-LED incinci kakhulu, iphantse ibe yinto engahoywayo. Ngaphaya koko, ukusasazeka kwemitha kwii-LED kuhlala kungabi nabungozi, kodwa ukubona ibhalbhu ye-LED ixesha elide kunokuba yingozi. Kukho i-phosphor ngaphakathi kwezibane ze-LED, ezijongene nokuvelisa ukukhanya okumhlophe. Ngelixa ukukhanya okumhlophe kudalwa, inani elincinci le-UV liyaveliswa.

Ngoku siyaqonda ukuba ii-LED zivelisa imitha ye-UV engabalulekanga, umbuzo olandelayo uvela ukuba ingaba imitha ye-UV evela kwii-LED iyingozi. Kweli nqaku, uya kufunda banzi malunga nemisebe ye-Ultraviolet, imitha yemitha, kunye neentlobo ezahlukeneyo zezibane ezivelisa imitha ye-UV.

Imisebe ye-UV emfutshane

Imitha yeUV yileyo mitha iphuma elangeni engabonakaliyo kodwa inegalelo kumandla ayo. IUVA neUVB ziindidi ezimbini zemitha yeUV eyenza imitha yeultraviolet efikelela emhlabeni. Izibane zelanga kunye neebhedi zokutshisa yimithombo eyongezelelweyo yemitha ye-ultraviolet. Kusenokubangela umhlaza wolusu, imelanoma, ukwaluphala ngaphambi kwexesha, nezinye iingxaki zolusu. Ukongezelela, amajoni omzimba kunye namehlo anokuchaphazeleka ngenxa yoko. Iingcali zokukhathalela ulusu zicebisa ukuba zisebenzise izithambiso zelanga ezikhusela ulusu kwimitha ye-UV. Xa isetyenziselwa ukunyanga iziphazamiso ezithile zolusu ezifana ne-psoriasis, i-vitiligo, kunye ne-cutaneous T-cell lymphoma, imitha ye-ultraviolet evela kwizibane ezikhethekileyo okanye i-laser nayo iyasetyenziswa kwicandelo lezempilo.

Ukuze ufumane inkcazelo engakumbi, unokufunda Yintoni uMahluko phakathi kwe-UVA, UVB, kunye ne-UVC?

Imitha emfutshane nguMfutshane

Imitha yemitha ngamandla asuka kumthombo, anqumla indawo, kwaye anamandla okugqobhoza izinto ezahlukeneyo. Imitha ye-non-ionizing ibandakanya ii-microwaves, amaza erediyo, kunye nokukhanya.

Amandla anokukhutshwa njengamasuntswana okanye amaza ngale nkqubo ebizwa ngokuba yimitha. Ngokuqhelekileyo, inokuvela njengokukhanya, ubushushu okanye isandi. Nangona kunjalo, uninzi lwabantu lusebenzisa eli gama ukubhekisa kwimitha evela kumaza ombane, kubandakanya amaza erediyo, ukukhanya okubonakalayo, amaza e-gamma, kunye nokunye.

Nangona iliso lomntu lingayiboni imitha ye-ultraviolet (UV) , inokubangela ukuba ezinye izinto zenze i-fluoresce-oko kukuthi, ukuvelisa i-electromagnetic radiation ngamandla aphantsi, njengokukhanya okubonakalayo-xa ibetha. Imincili yeathom kwityhubhu yokukhupha igesi ivelisa imitha ye-ultraviolet ecacileyo kunye nemitha ye-ultraviolet eqhubekayo ukusuka kwindawo yobushushu obuphezulu njengelanga. Uninzi lwemitha ye-UV evela kukukhanya kwelanga ifunxwa yioksijini esemoyeni, idala i-ozone ephantsi yestratospheric. Phantse ama-99 ekhulwini amandla e<em>ultraviolet afikelela emhlabeni yimitha yeUVA.

Ngaba ii-LED zikhupha imisebe ye-UV?

Njengazo zonke ezinye izinto ze-elektroniki, iibhalbhu ze-LED zikhupha i-EMF (i-Electromagnetic field) imitha yemitha engaphantsi rhoqo kunezinye izixhobo. Enye inzuzo yee-LED kukusebenza kakuhle kwamandla, oko kuthetha ukuba basebenzisa umbane omncinci kunoko udla ngokutsalwa ngeengcingo ukuze usebenze. Umbane ongafunekiyo ubuyiselwa ngeentambo, kwaye ngenxa yoko, umbane omdaka uyadalwa, okukhokelela ekuphumeni kwemitha yemitha ye-Extra Low Frequency (ELF). Oku kuxela ukuba ungakanani umbane "ohambayo" ngeentambo zombane, apho kufuneka umbane we-50/60 we-Hertz AC kuphela. "Umbane omdaka" ubhekisa kulo naliphi na elinye inani lamandla, hayi kula maza.

Kufunyaniswa ukuba imitha yeUV ibangela ukutshiswa lilanga yaye, kwiimeko eziqatha ngakumbi, inokubangela iingxaki zamehlo, umhlaza wolusu, ukuwohloka kwenkqubo yomzimba yokuzikhusela, nezinye izifo. Ngethamsanqa, ukukhutshwa kwe-UV kuninzi lwemithombo yokukhanya eyenziweyo akwanelanga ukuthethelela nayiphi na i-alamu ebalulekileyo. I-UV ekhutshwa ziibhalbhu ze-CFL iyaphandwa ukongeza kumxholo wemekyuri. Nangona ii-CFL zingakhuphi i-UV eninzi, abanye abantu abanomdla kakhulu kwi-UV banokuchaphazeleka kakubi yiyo. Ukuwohloka kombala kwi-UV ngomnye umba.

Ngenxa yokukhutshwa kwe-UV, iiglowubhu ze-CFL kunye neHID zaziwa ngokonakalisa iikhethini, iikhaphethi, iindawo ezipeyintiweyo, nokunye. Oku kusebenze njengenkuthazo eyongezelelweyo yeendawo ezifana neemyuziyam ukuba ziphucule izibane ze-LED. Ngenxa yobunzulu be-UV obuphantsi be-LED, kuyaqondakala ukuba kutheni izibane ze-LED zingafumaneki lula e-United States. Ukwenza ukuba zisebenze, zihlale ixesha elide, kwaye zifikeleleke yingxaki, kungekhona kakhulu kangangokuba ayinakwenziwa.

Ngaba ii-LED zikhupha iRadiation?

Ewe, avelisa imitha eninzi yemitha evela kwimithombo yokukhanya ebonakalayo ebonakala imhlophe emehlweni ethu.

Ekubeni ingangeni kwi-X-ray okanye i-gamma imimandla ye-electromagnetic spectrum, ayinayo i-ionizing kwaye ngenxa yoko ingabi yingozi ide ifikelele kugxininiso olunokusebenza njenge-laser kunye nokubeka izinto ngomlilo. Njengoko kuchazwa igama layo, imitha ye-ionizing ivelisa ii-ion. Oku kuwonakalisa umzimba wakho kuba kuhlala kudala ukusabela kweekhemikhali ebezingalindelekanga ngaphakathi kwinucleus yeeseli zakho. Nangona kunjalo, ikhuselekile kuba ukukhanya kwe-LED akuweli phantsi kobu bude bamaza.

Ukukhanya kwe-UV kunye neHalogen

Isibane se-halogen sisebenza kumaqondo obushushu aphezulu kakhulu kwaye sikhupha imitha ye-UV ebalulekileyo. Iibhalbhu zeHalogen zifuna izihluzi ezizodwa kunye ne-casings ngenxa yoku. Cinga ngokutshintshela kwizibane ze-LED kunye nezixhobo ukuba unenkxalabo malunga nokuvezwa kwemitha ye-UV ngelixa usebenzisa izibane ze-fluorescent kunye nezixhobo. Iibhalbhu ze-LED zanamhlanje azikhuphi imitha ye-UV.

Iintlobo zezibane ezikhupha iimitha ze-UV

1. UkuKhanya kwe-Incandescent

Iibhalbhu zokukhanya ezidume kakhulu ezindlini, ii-incandescent bulbs, zikhupha isibane esincinci se-UV. Ezi bhalbhu zikhupha ukukhanya kwe-UV, kodwa mfutshane kangangokuba ayinakuba nayo nayiphi na impembelelo ebonakalayo kwimpilo yabantu. Izibane ze-incandescent azilutshisi ulusu kwaye azikhuthazi ukufunxa ivithamin D ebantwini okanye kwizilwanyana. Ezi zibane zikhupha imitha ye-UVA kuphela.

2. UkuKhanya kweFluorescent

Iindidi ezimbini zeebhalbhu ze-fluorescent ezisetyenziswa rhoqo kwizakhiwo zokuhlala kunye nezorhwebo ziibhalbhu ezixineneyo kunye nezibane ze-fluorescent tube lighting. Yomibini imithombo yokukhanya ivelisa ukukhanya okungaphezulu kwe-UV kunee-incandescent bulbs eziqhelekileyo. Nangona imitha ye-UVA ekhutshwa zezi bhalbhu ibuthathaka kakhulu ukuba ibangele isiphumo esikhawulezileyo njengokutshiswa lilanga okanye iintlungu zamehlo, ezinye iingcali zibonise inkxalabo malunga neziphumo zexesha elide ezinazo ezi zibane kwimpilo yabantu.

3. Ukukhanya kwe-UVB

Imitha yelanga ye-UVB inceda ekufunxeni kwevithamin D ngezinto eziphilayo kwaye inokunceda ukulwa nezifo ezifana nezigulo zexesha lonyaka. Kodwa ukukhanya okugqithisileyo kwe-UVB kunokubangela ukonakalisa ulusu lwakho. Iibhalbhu ze-UVB, ezidla ngokubizwa ngokuba zizibane ze-retile basking, zihlala zifumaneka kwiivenkile zezilwanyana zasekhaya kwaye zikhupha kakhulu imitha ye-UV kuneefluorescent okanye izibane ze-incandescent. Ngokufana nendlela ezisetyenziswa ngayo kwiivenkile zezilwanyana zasekhaya, ezi bhalbhu zisetyenziswa rhoqo njengomthombo wokukhanyisa owongezelelweyo kwizirhubuluzi kunye nezilwanyana ezihlala emanzini. Ezi zilwanyana zifuna imitha ye-UVB ukucola i-calcium.

4. Izibane zokulukwa

Izibane ezinde, eziziitubula zefluorescent ezikhupha imitha ye-UVA kunye ne-UVB zidla ngokusetyenziswa kwiibhedi zokusukwa. Ezi zibane zinokukhuthaza ukuveliswa kwevithamin D kunye nokuphazamiseka kwexesha elithile lonyaka kodwa zinokonakalisa ulusu kwaye zibangele umhlaza.

5. Ukukhanya kweLanga

Owona mthombo waziwa kakhulu nonamandla wokukhanya kwe-UVA kunye ne-UVB kukukhanya kwelanga. Oku kukhanya kudlula kucwecwe lwe-ozone yomhlaba yaye akunamandla kangako kunokukhanya okwakukho ekuqaleni. Nangona ukukhanya kwelanga kubalulekile kubomi kunye nempilo yabantu, ukuvezwa okugqithisileyo kuye kwadityaniswa nemiba emininzi yezempilo, kubandakanya umhlaza wolusu kunye nokungahambi kakuhle kwemfuza. Isixa sokukhanya kwe-UV esibetha umhlaba kunye neentlobo ezihlala kuwo ziye zanda kwiminyaka yakutshanje ngenxa yemingxuma kwi-ozone layer.

Izinto eziluncedo zokuKhanya kwe-LED

Izibane ze-LED zibonelela kakhulu kwiinkampani zoshishino kunye nezorhwebo ezijonge ukunciphisa iindleko kunye nokusetyenziswa kwamandla. Nazi izibonelelo ezimbalwa zokukhanyisa kwe-LED:

1. Ubomi obude

Ubomi besibane se-LED bude kakhulu kunobo bebhalbhu ye-incandescent eqhelekileyo. Ubomi obuqhelekileyo bebhalbhu ye-incandescent ziiyure ezili-1,000, ngelixa isibane esiqhelekileyo se-LED sineeyure ezingama-50,000 zokuphila. Ubomi bayo bunokugqithisa iiyure ezili-100,000, kuxhomekeke kwindlela oyilawula ngayo. Oku kuthetha ukuba isibane se-LED sinokuhlala naphi na ukusuka kwiminyaka emithandathu ukuya kwelishumi elinesibini ngaphambi kokuba sitshintshwe. Xa kuthelekiswa nokukhanya kwe-incandescent, ii-LED zibonakala zihlala amaxesha angama-40 ubude.

2. Ukusebenza kwamandla

Iilumens eziluncedo, i-metric esemgangathweni yokuvavanya indlela amandla ombane asebenza ngayo umthombo wokukhanyisa, vavanya ukuba kungakanani ukukhanya okwenziwa sisixhobo kuyo yonke iwathi esiyisebenzisayo. Nangona inxalenye yezi lumens ichithwa ngokwenene xa isetyenziswa, inani leelumens eziveliswayo linokusetyenziselwa ukulinganisa ubungakanani bokukhanya. Xa kuthelekiswa neenkqubo zokukhanyisa zemveli, ukukhanya kwe-LED kuvelisa ukukhanya okusebenzisekayo ngakumbi ngelixa kuvelisa ukukhanya okuncinci kwenkunkuma. Ukuba utshintsha zonke izibane kwi-ofisi yakho, esikolweni, okanye kwezinye iindawo ngee-LEDs, ukusebenza kakuhle kwamandla akho kunokunyuka ukuya kutsho kwi-60% ukuya kwi-70%. Uphuculo lunokuba ngama-90% kwezinye iimeko, kuxhomekeke kuhlobo lokukhanyisa okutshintshayo kunye nohlobo lwezibane ze-LED ozisebenzisayo.

3. Ukuphucula ukusebenza kokusingqongileyo

Ukuhamba luhlaza sisicwangciso senkampani esibaluleke ngakumbi nangaphezulu. Abathengi bafuna iimpahla ezihambelana nokusingqongileyo, kwaye ukukhetha umthombo wokukhanya ohambelana ne-eco-friendly unokuncedisa amashishini ekusebenziseni amandla amancinci kunye nokutsala abaphulaphuli abanoxanduva loluntu. Ukongezelela, ukuveliswa kwezibane ze-LED kunempembelelo encinci kwindalo. Ngaphakathi, i-mercury isetyenziselwa ukudala iintlobo ezininzi zokukhanya kwendabuko, kubandakanya izibane ze-fluorescent kunye ne-mercury vapor. Bafuna ukhathalelo olukhethekileyo xa besondela esiphelweni sobomi babo.

4. Ukuguquguquka kuYilo

Ekubeni ii-LED zincinci, zinokusetyenziswa phantse kuyo nayiphi na imeko. Gcina ukhumbule ukuba zenzelwe ukuba zibe zizibane zebhodi yesekethe. Xa uzidibanisa, zikhangeleka njengeebhalbhu zesintu. Unokudibanisa ii-LED kuluhlu ukwenza izibane zokuhombisa, ezifana neKrisimesi, irayisi, njl.

5. Ukusebenza kwi-Low Voltage

Kuya kufuneka ukwazi ukukhanyisela indawo yakho ngezixhobo ezisebenzisa umbane omncinci kangangoko ukuba inkampani yakho ikwindawo apho kunokuthi kwenzeke khona izikhukhula. Ii-LED zifanelekile kule nto kuba zifuna amandla ombane aphantsi kangaka ukuba asebenze. Ngokusebenzisa inkqubo yombane ophantsi kwiindawo eziphantsi kwezikhukula, uyalumkela ukothuka okunokuba yingozi okanye okubulalayo kubasebenzi bakho nakwabanye.

6. Izakhono zobumnyama

Ukusuka malunga ne-5% ukuya kwi-100% yamandla, ii-LED zisebenza ngokufanelekileyo. Eminye imithombo yokukhanyisa, kubandakanywa i-metal halide, isebenza ngokufanelekileyo xa i-dimmed. Usenokungakwazi ukuzigubungela ngamanye amaxesha. Kwizibane ze-LED, okuchaseneyo kuyinyaniso. Isibane se-LED sisebenza ngcono xa umbane waso ungasetyenziswanga kakhulu. Nolunye uncedo luyavela kolu phawu. Yandisa ubomi bebhalbhu kwaye ibonisa ukuba usebenzisa amandla amancinci, nto leyo ithoba inkcitho yakho yamandla. Kubalulekile ukukhumbula ukuba izixhobo eziqhelekileyo zokucima ukukhanya azikwazi ukusetyenziswa xa kuqashwa ii-LED. I-Hardware elungiselelwe itekhnoloji yabo iyafuneka.

7. Isikhokelo

Ukusebenzisa iindlela zokukhanyisa eziqhelekileyo, ukukhanya kukhishwa kumthombo wokukhanya kuwo onke amacala. Ngenxa yoko, ukuba ufuna ukukhanya kugxininise kwindawo ethile, kuya kufuneka uthenge izincedisi eziza kuthi zijike okanye zijike ukukhanya kwelo cala. Uya kuchitha amandla okukhanyisa iindawo ezingadingi kukhanyiselwa ukuba awusebenzisi nto ukubonakalisa okanye ukuphambukisa kusasa, unyusa amatyala akho ombane. Ukukhanya kwe-LED kulungele ukukhanyisa kwakhona kwikhitshi ye-industrial, i-paseji, okanye igumbi lokuhlambela kuba ukukhanya kwe-LED kunokukhanyisa indawo ye-180 ° kuphela. Ukongeza, ilungile kumsebenzi wobugcisa okhanyayo kuba ayizukwenzakalisa isiqwenga kwaye ngenxa yokuba akukho mandla okukhanyisa alahlekileyo kumqolo womthombo wokukhanya.

8. Ukukwazi ukujamelana nokuTshintsho rhoqo kunye nokuKhanya kwangoko

Ukukhanya kwe-LED lolona khetho lufanelekileyo ukuba ufuna isibane ekufuneka sikhanyise ngoko nangoko. Izibane ze-LED zinika amandla okuvula / ukucima kwangoko. Kufuneka ulungele ixesha lokufudumala ukuba usebenzisa isibane se-metal halide. Cinga ngendlela isibane sefluorescent esihlala sithatha ngayo imizuzwana emibini okanye emithathu ukukhanyisa ngokupheleleyo emva kokuba silayitiwe. Le yimiba embalwa yokufaka izibane ze-LED ezinokujikeleza. Imithombo yokukhanyisa yesiNtu nayo inobomi obufutshane ukuba uhlala uyilayita kwaye uyicime. Izibane ze-LED azichatshazelwa kukutshintsha rhoqo. Ngenxa yoko, basebenza kakuhle kwaye baphila ixesha elide.

Qinisekisa ukuba akukho mingcipheko enxulumene nokusetyenziswa, ukongiwa kweendleko, inzuzo yendalo, ukusebenza kakuhle, kunye nokunomtsalane kobuchwephesha be-LED. Obu bugcisa busenokuphucula isimo sengqondo nenkangeleko yekhaya lakho, bufake isandla kukhuseleko lwemekobume, buze buncede wonge imali eninzi xa busetyenziswa kunye noyilo lwale mihla nolufanelekileyo.

FAQs

Amanqaku Afana

IHalogen vs. IiBhalbhu ze-LED: Unokukhetha Njani?

Ngaba izibane ze-LED zikhuselekile?

Izinto eziluncedo kunye nezingeloncedo zokuKhanya kwe-LED

isiphelo

Kuba abanye abantu bacinga ukuba izibane ze-LED zikhupha imitha ye-UV enobungozi enokuthi ibe nefuthe kwimpilo yabo, bayathandabuza ukuyikhetha ngaphezu kolunye uhlobo lokukhanyisa. Ubungakanani be-UV eveliswa zii-LEDs ayinanto xa kuthelekiswa naleyo iveliswa zizibane ze-incandescent, kwaye incinci kakhulu kunezinye iintlobo zezibane ezikhoyo kwimarike.

Ukuba ii-LED zenziwe ukuba zikhuphe imitha, ziya kwenza njalo. Oku kuthetha ukuba ii-LED ziya kudalwa ngokukodwa ukukhupha isixa esiyimfuneko semitha ye-UV xa imitha ye-UV ifuneka, njengakwizixhobo zonyango lwezonyango, izixhobo zokomisa iinzipho, ukukhanya kweemodyuli, njl.

I-LEDYi yenza umgangatho ophezulu Imichilo ye-LED kunye ne-LED neon flex. Zonke iimveliso zethu zidlula kwiilabhoratri zobuchwepheshe obuphezulu ukuqinisekisa owona mgangatho uphezulu. Ngaphandle koko, sinikezela ngeenketho ezinokwenziwa ngokwezifiso kwimigca yethu ye-LED kunye neon flex. Ke, kwiprimiyamu ye-LED strip kunye ne-LED neon flex, uqhagamshelane LEDYi NGOKUKHAWULEZA OKUDIBENE NOKUNGXAMA!