Isixazululo sokukhanyisa izibani ze-LED Marine
Ukukhanyisa kwe-LED kubonakala kancane futhi kunamathemba okuthuthukiswa okubanzi kunezindlela zokukhanyisa zendabuko. Ngokuvamile, ama-LED anezinzuzo zokuphila isikhathi eside, ukusebenza kahle okuphezulu, ukukhanya okuphezulu, unyawo oluncane, umbala olawulekayo nokukhanya, kanye nezinga lokushisa elithambile nelinothile. Ngakho-ke, ukusetshenziswa kwe-LED emikhunjini kungasebenzisa ngokugcwele izinzuzo zayo ukudala indawo yokukhanyisa esebenza kahle futhi efanelekile yemikhumbi nabasebenzi.
1 Izinzuzo ze-LED njenge-Marine Lighting Fixture
Ukuvela kwe-LED kulethe indawo yokukhanyisa eluhlaza. I-LED ayinayo i-infrared, i-ultraviolet kanye nemisebe yokushisa, ayicwayizi, ithembekile kakhulu nempilo ende yesevisi. Ngesikhathi esifanayo, isakhiwo se-LED sihlangene, kulula ukuyifaka, futhi singenamsindo, okwenza sifaneleke kakhulu njengomthombo wokukhanyisa olwandle. Njengomshini wokukhanyisa olwandle, i-LED inezici ezilandelayo ezisobala:
(1) Ukuvikelwa kwemvelo nokuphepha okuphezulu. Izibani zendabuko ziqukethe inani elikhulu lamagesi anobuthi kanye nengilazi ebuthakathaka. Ngemva kokuphulwa, amagesi anobuthi azoshintshashintsha emoyeni futhi angcolise indawo ezungezile. Nokho, ama-LED awanawo amagesi anobuthi, futhi awaqukethe izinsimbi ezinzima njengomthofu ne-mercury. Ingakha indawo yokukhanya eluhlaza yabasebenzi. Enkambweni yokusetshenziswa, izibani zendabuko zizokhiqiza inani elikhulu lamandla ashisayo, kuyilapho izibani ze-LED ziguqula amandla amaningi kagesi abe amandla okukhanya, angeke abangele ukuchithwa kwamandla. Njengesibani sasolwandle, ayikho ingozi efihliwe yokuqhuma okubangelwa ugesi omile; umzimba wesibani se-LED ngokwawo i-Epoxy isetshenziswa esikhundleni sengilazi yendabuko, enamandla futhi ephephile.
(2) Akukho msindo futhi akukho misebe. Izibani ze-LED aziwukhiqizi umsindo, ofaneleka kakhulu kuma-cockpits, amagumbi amashadi, nezinye izindawo lapho kudingeka khona ukunaka kakhulu, kanye nezindawo zokuphumula zabasebenzi. Izibani zendabuko zisebenzisa amandla e-AC, ngakho-ke zizokhiqiza i-strobe engu-100 ~ 120HZ. Izibani ze-LED ziguqula amandla e-AC abe amandla e-DC ngokuqondile, ngaphandle kokucwayiza kanye nemisebe ye-electromagnetic.
(3) I-voltage eshintshwayo kanye nezinga lokushisa lombala ocebile. Izibani zendabuko azikwazi ukukhanyiswa lapho i-voltage yehla. Izibani ze-LED zingakhanyiswa phakathi kwebanga elithile le-voltage, futhi ukukhanya kungashintshwa. Ngesikhathi esifanayo, izinga lokushisa lombala we-LED lingu-2000 ~ 9000K, elingadala imiphumela yokukhanya ehlukene futhi lidale indawo enhle yokukhanyisa kubasebenzi.
(4) Ukugcinwa okulula nokuphila isikhathi eside. Ukusetshenziswa kwamandla kwe-LED kungaphansi kwe-1/3 yesibani esonga amandla, futhi impilo iphindwe izikhathi ezingu-10 kunezinto zokukhanyisa zendabuko. Inempilo ende yesevisi, ukwethembeka okuphezulu, izindleko eziphansi zokusebenzisa, futhi umthelela wokudlidliza okunzima komkhumbi awumkhulu.
Manje thatha ukukhanya komkhumbi kawoyela ongahluziwe we-320,000t njengesibonelo. Uma isibani se-fluorescent emkhunjini kanye nesibani se-incandescent sithathelwa indawo yi-OAK LED ukukhanyisa, ngomphumela ofanayo wokukhanyisa, ngokuqhathanisa, kungamaphesenti angu-25 kuphela wamandla aphelele wesibani se-fluorescent nesibani se-incandescent, okusindisa i-50160W yamandla asebenzayo futhi yamanje Ingu-197A, futhi ukusetshenziswa kwamandla okonga ngehora kungu-50KW. Ukukhethwa komthamo we-generator, ibhethri kanye nokushintsha kwamandla okusabalalisa emkhunjini kuye kwancishiswa kakhulu; umthamo olinganiselwe we-transformer wehliswe cishe ngama-50%; isisindo sokukhanya kwesibani se-LED sibuye silula, futhi ubakaki wesibani ohambisanayo nawo ulula, onganciphisa isisindo somkhumbi futhi ukwandise umthamo womthwalo womkhumbi; Ngenxa yokuthi amandla e-LED mancane, indawo ye-cable core cross-sectional area nayo incane. Ngokulandelako kulinganiselwa ukuthi indawo ephambanayo yomgogodla wekhebula ingancishiswa ngo-33% uma iqhathaniswa neyasekuqaleni. Kafushane, i-LED ingonga izindleko eziningi zemishini yamabhizinisi, futhi ilethe izinzuzo nezinzuzo ezinkulu zezomnotho.
2 Izinkinga zobuchwepheshe i-LED edinga ukuzixazulula njengomthombo wokukhanyisa wasolwandle
Imithombo yokukhanya ye-LED kumele ihlanganiswe nabashayeli, izingxenye ze-optical, izivalo zesakhiwo, njll. ukuqedela umsebenzi wokukhanyisa. Izimpahla zomkhumbi sezinezinhlobonhlobo zokushintshashintsha kwamandla kagesi isikhathi eside. Emvelweni wokuphazamiseka kazibuthe, ukudlidliza, ukushaqeka, isifutho sikasawoti, izinga lokushisa eliphezulu kanye nomswakama, inkungu kawoyela kanye nesikhunta, inezidingo eziphakeme zokuthembeka nokugcinwa kwemishini yokukhanyisa olwandle. . Indawo yokusetshenziswa kwemikhumbi iphakeme kakhulu kunendawo yokukhanya evamile. Ngakho-ke, izibani zokukhanyisa ze-LED zasolwandle zihlukile kumikhiqizo yokukhanyisa evamile. Izibani ze-LED zokukhanyisa umkhumbi zidinga ukuthuthukiswa ukuze kusetshenziswe indawo yemikhumbi, futhi lezi zinkinga zobuchwepheshe ezilandelayo zidinga ukuxazululwa:
(1) Xazulula inkinga yokuxhopha nge-optical design. I-LED ingumthombo wokukhanya wephoyinti. Uma ikhanya ngqo emehlweni, izozizwa ikhazimula futhi ingakhululekile. Ngakho-ke, ukukhanya kwesibani kufanele kuphathwe ngokukhethekile ukuze kuzuzwe umphumela othambile futhi ongakhanyi. I-OAK LED isebenzisa i-TIR PC optical lens ukushintsha umzila wokukhanya ukuze ukukhanya kungashayi izibuko ngokuqondile, kunciphisa kakhulu umphumela wokuxhopha.
(2) Ukuxazulula izinkinga ezishisayo. I-LED iyithuluzi elisebenzayo, elithinteka kakhulu okwamanje kanye nezinga lokushisa. Ngemva kokuba amandla evuliwe, izinga lokushisa eliphezulu elikhiqizwe yi-chip lizokwenza ukuthi ukukhanya kwe-LED kwehle kakhulu, ama-electrode alimale, i-epoxy resin izoguga ngokushesha, ukubola kokukhanya kuzosheshisa, ngisho nokuphela kokuphila. Ngakho-ke, ukuthuthukisa amandla okukhipha ukushisa kuyindaba ebaluleke kakhulu yokuqinisekisa impilo ye-LED. Isibani kufanele sakhelwe ngokukhipha ukushisa okunengqondo ukuze kuqinisekiswe ukuthi ukushisa okukhiqizwa yi-LED kungadluliswa ngokushesha. Izinga lokushisa le-junction kuphela le-LED lingaphansi kuka-105 ° C elingaqinisekisa impilo yomthombo wokukhanya. Ukuze kuqinisekiswe ukusetshenziswa okuthembekile endaweni yokuguquguquka okukhulu kwamandla kagesi, kuyadingeka ukulandela izindinganiso zokuklama zokushintshwa kwamandla kagesi. Ukuvikelwa kwesekhethi evulekile kanye nesifunda esifushane, ukuvikelwa kwezinga lokushisa elingaphezu kwamandla, ukuvikela ukulayisha ngokweqile, okukhiphayo kwamanje okuqhubekayo, nokuvikela umbani kanye nedizayini emelene nokuhlinzwa ( (Ingavimbela ngempumelelo umthelela wombani ngaphezu kwe-4Kv). Ngomshayeli we-LED ongu-50W, i Isiqalo esithambile kufanele sengezwe I-OAK LED isebenzisa isakhiwo sokushisa esilinganisiwe, esinendawo eyanele yokulahla ukushisa kanye nesikhala esanele sokwandisa izinga lokugeleza komoya futhi iqhube ngempumelelo ukushisa okukhiqizwa yi-chip , ukuzinza okuphezulu, phezu kwamanje, phezu kwamandla kagesi, idivayisi yokuvikela ukushisa.
(3) Xazulula inkinga yokugqwala kwesifutho sikasawoti. Nakuba i-silicon wafer yomthombo wokukhanya we-LED ivalwe nge-epoxy resin, amaphedi e-LED asadalulwa, futhi ingxenye ehlanganisiwe inesibopho sokuhluleka ngaphansi kokugqwala kwesifutho sikasawoti, okwenza i-LED ihluleke. I-OAK ixazulula inkinga ngezindlela ezimbili: ① ukuthuthukisa izinga lokuvikela igobolondo lomkhiqizo, ukumboza amalunga e-solder kanye nezintambo nge-silicone ukuze kuqinisekiswe ukuthi awukho umhwamuko wamanzi ngaphakathi kwe-luminaire; ② impahla ye-aluminium ye-luminaire iphathwe nge-oxidation ukuvimbela ukugqwala.
(4) Xazulula inkinga yezingozi zokukhanya okuluhlaza okwesibhakabhaka. I-LED ingathola ukukhanya okumhlophe futhi ikusebenzisele ukukhanyisa. Njengamanje, indlela ejwayeleke kakhulu yokuthola ukukhanya okumhlophe ukusebenzisa ama-chips e-LED aluhlaza ukujabulisa i-phosphor. I-LED ikhipha ukukhanya okuluhlaza okwesibhakabhaka. Ukukhanya okuluhlaza okwesibhakabhaka kuhlukaniswe izingxenye ezimbili. Ukuxuba nokukhanya okuphuzi okuluhlaza okukhiqiziwe kukhiqiza ukukhanya okumhlophe. Lesi sici sinquma ukuthi kufanele kube nokukhanya okuluhlaza okwesibhakabhaka ekukhanyeni okukhishwa yi-LED. Nokho, ukukhanya okuluhlaza okwesibhakabhaka kuzodala umonakalo ku-retina yomuntu. Ukuze ugweme ukulimala kokukhanya okuluhlaza okwesibhakabhaka, okunye ukunciphisa izinga lokushisa lombala, kanti okunye ukufaka isembozo sokusabalalisa ebusweni bomthombo wokukhanya we-LED.
Ukuthembeka kwe-LED, ayikho imisebe ye-electromagnetic kanye nendlela yayo ekhanyayo eyinikeza izinzuzo ezivelele. Ngenxa yomzimba omncane okhanyayo, ukuminyana okukhulu okuphakathi, ukuphuma kokukhanya okugxilile, ukukhanya okuphezulu, ukungena kahle nokusetshenziswa kwamandla aphansi, kufanelekile ukukhanyisa olwandle. Ngokuthuthukiswa okuqhubekayo kobuchwepheshe bokukhanyisa kwe-LED, ukukhanya kwe-LED okuhlakaniphile kuzosetshenziswa kabanzi ekukhanyisweni kwasolwandle.