Indlela Abavelisi be-LED Strip Abaqinisekisa Ngayo Ukusebenza Kakuhle Kwamandla Kwiimveliso Zabo

Kwihlabathi lanamhlanje, apho ukusetyenziswa kwamandla kunye neenkxalabo zokusingqongileyo zilawula iingxoxo, ukusebenza kakuhle kwamandla kuye kwaba yinto ephambili ekuyileni imveliso nakwimveliso. Izibane ze-LED strip, ezisetyenziswa kakhulu kwiinjongo zokukhanya kobuhle kunye nokusebenza, zibonelela ngesifundo esihle kakhulu sendlela abavelisi abazama ngayo ukulinganisela ukusebenza kunye nokuzinza. Njengoko abathengi abaninzi befuna izisombululo zokukhanyisa ezinciphisa iindleko zombane kwaye zinciphise ukunyathela kokusingqongileyo, ukuqonda indlela abavelisi be-LED strip abaqinisekisa ngayo ukusebenza kakuhle kwamandla kubonakalisa ubuchule kunye nobuchwepheshe obungasemva kwezi zibane zanamhlanje.

Ukususela ekukhetheni izixhobo ukuya kubunjineli bezinto ze-elektroniki ezisemgangathweni ophezulu, abavelisi basebenzisa amaqhinga amaninzi okwandisa ukusebenza kakuhle kwamandla ngaphandle kokubeka umgangatho wokukhanya esichengeni. Eli nqaku liza kungena nzulu kwiinkalo ezahlukeneyo zemveliso ye-LED strip, likhanyisa iindlela ezicokisekileyo kunye nophuhliso oluqhuba iimpawu zokonga amandla.

Uyilo oluLungileyo kunye neenketho zezinto eziphathekayo ukuze kube nokusebenza kakuhle

Enye yeentsika ezisisiseko ekuqinisekiseni ukusebenza kakuhle kwamandla kwiintambo ze-LED kukukhetha ngononophelo izixhobo kunye noyilo ngokubanzi. Ngokungafaniyo neendlela zokukhanyisa zendabuko, ezifana neebhalbhu ze-incandescent, iintambo ze-LED zifuna izinto ezingapheleli nje ekukhanyiseni kodwa zigcina ukusetyenziswa kwamandla okuphantsi kunye nokuqina okuphezulu. Abavelisi baphanda ngononophelo kwaye bakhethe izixhobo ze-semiconductor ezibonelela ngempumelelo ephezulu yokukhanya—umlinganiselo wokuphuma kokukhanya kumbane osetyenzisiweyo.

Ii-LED ezisemgangathweni ophezulu ezisekelwe kwi-gallium nitride (GaN) ziye zaba lilitye lembombo kweli candelo, njengoko ezi zinto zibonelela ngentshukumo esebenzayo ye-electron eguqulela ngqo ekukhanyeni okukhanyayo ngobushushu obuncinci obungafunekiyo. Ukongeza, izinto ezikwi-substrate apho ii-LED zifakelwe khona zidlala indima ebalulekileyo. Ii-substrate ze-aluminium zihlala zikhethwa ngenxa yokuqhuba kwazo okuhle kobushushu, okunceda ekuchitheni ubushushu kude nee-diode. Ulawulo lobushushu olufanelekileyo luthintela ukulahleka kwamandla ngenxa yobushushu obugqithisileyo kwaye lwandisa ubomi be-LED strip, ukuqinisekisa ukuba iingenelo zamandla zihlala ixesha elide.

Ngaphezu koko, abavelisi baphucula uyilo olubonakalayo lwee-LEDs kwistrip ukuze baphucule ukusasazwa kokukhanya. Ngokumisela ii-LED kwiipateni ezithile kunye namaxesha athile, abayili baphucula ukusetyenziswa kwamandla ngokuthintela ukukhanya okungafunekiyo ngelixa befikelela ekukhanyeni okufanayo. Ukufakwa kweengubo ezikhanyayo okanye ii-encapsulants kuqondisa ngakumbi ukuphuma kokukhanya, kunciphisa ukulahleka ngokufunxa okanye ukusasaza. Ezi mpawu zoyilo zenza umahluko omkhulu ekusetyenzisweni kwamandla ngokuqinisekisa ukuba amandla asetyenzisiweyo aguqulwa ngempumelelo abe kukukhanya okubonakalayo kunye nenkcitho encinci.

Ubuchwephesha boMqhubi oPhambili kunye neeSekethe

Eyona nto ibalulekileyo ekusebenzeni kakuhle kwamandla kwee-LED strips yi-electronic driver circuitry enika amandla ii-LED. Umqhubi ulawula i-voltage kunye nomsinga onikezelwa kwii-LED, elinganisa ukukhanya kunye nokusetyenziswa kwamandla. Abavelisi batyala imali ekuphuhliseni abaqhubi abanobuchule obuphezulu abaguqula umbane ukusuka kumthombo wamandla ube ziimfuno ezichanekileyo ze-strip ngaphandle kokulahlekelwa kakhulu.

Ii-LED strip drivers zanamhlanje zisebenzisa itekhnoloji yangoku eqhubekayo. Ngokungafaniyo neenkqubo zokukhanyisa zemveli ezisebenza kwii-voltage ezizinzileyo kwaye zibangela ukuguquguquka kwamandla, ii-constant current drivers ziqinisekisa ukuba i-LED nganye ifumana amanqanaba ombane afanayo nafanelekileyo. Le ndlela ithintela ukutsalwa kwamandla agqithisileyo, inciphisa ukuveliswa kobushushu, kwaye inciphisa kakhulu amandla achithekayo.

Ngaphezu koko, ukusetyenziswa kwetekhnoloji yokufiphaza i-pulse-width modulation (PWM) kwenza kube lula ukonga amandla ngokulungelelanisa umjikelo womsebenzi wamandla ombane anikezelwayo, oku kwenza kube lula ukukhanya ngelixa kugcinwa ukukhanya okubonakalayo. Oku akupheleli nje ekuphuculeni ulawulo lwabasebenzisi kodwa kukwanciphisa ukusetyenziswa kwamandla ngexesha lokukhanya okuncinci.

Abavelisi bakwabeka phambili ukuhlanganiswa kwezinto ezisebenzayo zokuguqula umbane ezifana nee-transistors ezitshintsha ngesantya esiphezulu kunye nokulungiswa okuhambelanayo. Ezi zinto zinciphisa ilahleko eziqhele ukunxulunyaniswa neesekethe zombane eziqhelekileyo. Ukongeza, iimpawu zokukhusela ezifana nombane ogqithisileyo, ukunyuka kombane, kunye nokukhuselwa kobushushu zikhusela umcu we-LED kunye nomqhubi ekonakaleni, zithintela inkcitho yamandla engasebenzi kakuhle evela kwiindawo ezingasebenzi kakuhle.

Uphuhliso lwee-IC zomqhubi ezikrelekrele ezine-algorithms zolawulo lwamandla ezifakiweyo luye lwaguqula ngakumbi ukusebenza kakuhle kwe-LED strip. Ezi driver zikrelekrele ziphucula ukusetyenziswa kwamandla ngexesha langempela ngokujonga imilinganiselo yokusebenza kunye nokulungisa umbane kunye ne-voltage ngokufanelekileyo, ukuqinisekisa ukuba i-strip isebenza ngaphakathi koluhlu olufanelekileyo lokusebenza nokuba kukho ukuguquguquka kwangaphandle.

Utshintsho kwiTekhnoloji yeChip ye-LED

Eyona nto iphambili kuyo nayiphi na i-LED strip zii-LED chips, kwaye uninzi lwenkqubela phambili ekusebenziseni kakuhle amandla luvela kubuchule obuqhubekayo kwitekhnoloji yee-chip. Abavelisi bahlala betyhala imida yophando lwe-semiconductor ukuvelisa ii-chips ezikhupha ukukhanya okungakumbi nge-watt nganye esetyenzisiweyo.

Enye into entsha ephawulekayo kukusetyenziswa kwee-LED ezidibanisa ii-multi-junction, apho ii-pn junctions ezininzi zifakwa ngokuthe nkqo ngaphakathi kwi-chip. Olu lwakhiwo luvumela ukubanjwa nokuguqulwa kwamandla ombane abe kukukhanya okubonakalayo, nto leyo ekhokelela ekusebenzeni kakuhle kokukhanya xa kuthelekiswa nee-single-junction chips.

Ukuphuculwa kwetekhnoloji ye-phosphorus nako kunegalelo elikhulu. Imicu ye-LED emhlophe idla ngokusebenzisa ukukhanya kwe-LED okuluhlaza okwesibhakabhaka okuguqulwe kwaba mhlophe yi-phosphors. Ukuphucula ukwakheka kwe-phosphor kunye nokubekwa kweengqimba kukhokelela kumgangatho wokukhanya ongcono kunye nokusebenza kakuhle kwamandla ngokunciphisa ukulahleka kwamandla okukhanya ngokuguqulwa kombala okungasebenzi kakuhle.

Ukongeza, abavelisi basebenza ekunciphiseni isiphumo "sokuthotywa", esikukuncipha kokusebenza kakuhle kwe-LED kwimisinga ephezulu. Ngokuyila iitships ezinee-electron mobility eziphuculweyo kunye neempawu zokusasaza ubushushu, ukwehla kokusebenza kakuhle kuyancitshiswa, okuvumela ii-LED strips ukuba zisebenze zikhanya ngaphandle kokunyuka okuqhelekileyo kwenkunkuma yamandla.

Uphuhliso lwe-nanotechnology lukwanceda ekusebenzeni kakuhle. Imiphezulu eyakhiwe ngendlela efanayo kwiitshiphusi ze-LED inokunciphisa kakhulu ukukhanya kwangaphakathi, okwenza ukuba ukukhanya okungakumbi kuphume kwitshiphusi kufikelele kwindawo engaphandle. Le ndlela iphucula ukusebenza kakuhle kokukhanya kunye nokonga amandla ngokubanzi.

Amaqhinga oLawulo loBushushu

Ulawulo lobushushu ludla ngokunganakwa kodwa lubaluleke kakhulu ekusebenzeni kakuhle kwamandla kwee-LED strips. Ubushushu obuveliswa zii-LED ngexesha lokusebenza buyanciphisa ukusebenza kwazo kwaye bunokubangela ukungasebenzi kakuhle kwangethuba. Ngenxa yoko, abavelisi basebenzisa iindlela eziphambili zoyilo lobushushu ukuze basuse ubushushu ngokufanelekileyo, begcina ukusebenza kwe-LED strip kumanqanaba aphezulu okusebenza kakuhle kwamandla.

Enye indlela eqhelekileyo ibandakanya ukusebenzisa izinto ezisebenzisa ubushushu obuphezulu, ezifana ne-aluminium okanye ubhedu, ezitsala ubushushu kwii-LED ngempumelelo ngakumbi kunezixhobo zemveli ezifana ne-fiberglass. Oku kunceda ukugcina i-strip ipholile, nto leyo enciphisa ukumelana kombane kwee-LED kwaye igcine ukukhanya okuphezulu nge-watt nganye.

Izixhobo zojongano lobushushu (ii-TIM) ezifana nee-thermal gels okanye ii-pad nazo zisetyenziswa phakathi kwee-LED chips kunye ne-substrate ukuphucula ukudluliselwa kobushushu. Ukongeza, uyilo lwee-heat sinks ezifakwe kwii-LED strip housings luvumela ukujikeleza komoya ojikeleze umhlaba ukuba kusebenze njengendlela yokupholisa.

Abavelisi ngamanye amaxesha badibanisa ii-sensors zobushushu ngqo kwiindibano ze-LED strip, nto leyo evumela iinkqubo zolawulo lobushushu ezisebenzayo. Ezi sensors zinokubangela ukwehla kwamandla ombane ukuba ubushushu bufikelela kumanqanaba abalulekileyo, nto leyo ethintela ukulahleka kokusebenza kakuhle kunye nomonakalo.

Ngokulawula ubushushu ngokufanelekileyo, ukulahleka kwamandla ngenxa yokwakheka kobushushu kuyancitshiswa, kuqinisekiswa ukuba amandla amaninzi anikezelwa kwi-LED strip aguqulwa abe kukukhanya endaweni yokuba achithwe njengobushushu. Oku kuqinisekisa ukuhlala ixesha elide, nto leyo enegalelo ngokungathanga ngqo ekusebenziseni amandla ngokunciphisa ukuphindaphinda kokutshintshwa.

Imigangatho yoLawulo loMgangatho kunye noZinzo

Ukuqinisekisa ukusebenza kakuhle kwamandla akuxhomekekanga kuphela kuyilo nakwitekhnoloji; ulawulo oluqinileyo lomgangatho kunye nokunamathela kwimigangatho yozinzo kubalulekile. Abavelisi basebenzisa iinkqubo zovavanyo eziqinileyo kulo lonke imveliso ukuqinisekisa ukuba imicu ye-LED iyahlangabezana okanye iyadlula imilinganiselo yokusebenza kwamandla emiselweyo.

Iiprotokholi zovavanyo ziquka uvavanyo lwe-photometric, apho imveliso ekhanyayo kunye nokusetyenziswa kwamandla kulinganiswa phantsi kweemeko ezilawulwayo ukuze kubalwe umlinganiselo wokusebenza kakuhle. Uvavanyo lokhuseleko lombane luqinisekisa ukuba akukho kuvuza kwamandla okugqithisileyo okanye ii-short circuits ezinokubangela ukusebenza okungasebenzi kakuhle.

Kwinqanaba elikhulu, ukuthobela iziqinisekiso zamandla zamazwe ngamazwe ezifana ne-ENERGY STAR okanye imigangatho ye-IEC kubonisa ukuzibophelela komenzi ekusebenziseni amandla ngendlela efanelekileyo. Ezi ziqinisekiso zifuna ukuba iimveliso ziphumelele iiparameter ezingqongqo ezinxulumene nokusetyenziswa kwamandla, ubomi bokusebenza, kunye nempembelelo yokusingqongileyo.

Uzinzo lukwadlala ekusetyenzisweni kwezinto ezingenabungozi neziphinda zisetyenziswe ekwakhiweni kwemicu ye-LED kunye nokupakisha okusingqongileyo. Iindlela zokuvelisa ezizinzileyo zinciphisa umngcipheko wendalo, zilungelelanisa iimveliso ezisebenzisa amandla kakuhle kunye neenjongo ezibanzi zokulawula okusingqongileyo.

Abavelisi bahlala bejonga ingxelo yemarike kwaye batyala imali kuphando nakuphuhliso ukuze balungise iinkqubo zemveliso. Lo mjikelo wokuphucula oqhubekayo uqinisekisa ukuba imicu ye-LED ihlala iphambili ekusebenzeni kakuhle kwamandla njengoko ubuchwepheshe kunye nolindelo lokusingqongileyo lutshintsha.

Ngamafutshane, uhambo oluya ekukhanyiseni imicu ye-LED eyonga amandla luyinkimbinkimbi kwaye luneenkalo ezininzi. Ukususela ekukhetheni izinto ngononophelo kunye noyilo olutsha lwetshiphu ukuya kubuchwepheshe obuphambili bomqhubi kunye nolawulo lobushushu olusebenzayo, yonke inkcukacha inegalelo ekunciphiseni ukusetyenziswa kwamandla ngelixa kwandiswa ukukhanya. Ulawulo lomgangatho kunye nokunamathela kwimigangatho yozinzo kuqinisekisa ukuba iimveliso zokugqibela zisebenza ngokuthembekileyo kwiimeko zokwenyani, zibonelela ngokonga amandla ixesha elide kubathengi.

Njengoko ukusebenza kakuhle kwamandla kuya kuba yinto ebalulekileyo kwizisombululo zokukhanyisa, abavelisi be-LED strip bahlala bezinikele ekuveliseni izinto ezintsha nasekugqweseni. Ngokutyhala imida yetekhnoloji kunye nokugcina imigangatho ephezulu yemveliso, banikezela ngeemveliso ezingakhanyisi nje kuphela iindawo ezintle kodwa ezikwanegalelo kwikamva elizinzileyo. Ukuqonda le mizamo kunceda abathengi kunye nabachaphazelekayo kushishino ukuba baqonde ubuchule obungasemva kwezi strip zokukhanya ezibonakala zilula.