Njengoko imithetho yamandla iye yaqina, abaninzi abantu bayazi ukuba ii-LED, okanye ii-diode ezikhupha ukukhanya, zihlala ixesha elide kwaye zonga amandla. Kodwa bambalwa abantu abaqondayo ukuba le mithombo yokukhanya ye-high-tech ayikwazi ukusebenza ngaphandle komqhubi we-LED. Abaqhubi be-LED, ngamanye amaxesha babizwa ngokuba ngumbane we-LED, bafana ne-ballasts kwizibane ze-fluorescent okanye ii-transformers ze-low-voltage bulbs. Banika ii-LED umbane eziwufunayo ukuze zisebenze kwaye zisebenze ngokusemandleni abo.

Yintoni i-LED Driver?

Umqhubi we-LED ulawula ukuba angakanani amandla e-LED okanye iqela lee-LED ezifunayo. Ekubeni ii-diode ezikhupha ukukhanya zizixhobo zokukhanyisa eziphantsi kunye nobomi obude kunye nokusetyenziswa kwamandla aphantsi, zidinga imithombo yamandla ekhethekileyo.

Imisebenzi ephambili yabaqhubi be-LED kukubonelela nge-voltage ephantsi kunye nokukhusela ii-LED.

I-LED nganye ingasebenzisa ukuya kuthi ga kwi-30mA yangoku kwaye isebenze kumbane omalunga ne-1.5V ukuya kwi-3.5V. Ii-LED ezininzi zingasetyenziswa kuthotho kunye nokuhambelana ukwenza ukukhanya kwekhaya, okunokufuna umbane opheleleyo we-12 ukuya kwi-24 V DC. Umqhubi we-LED ujika i-AC ukuze ahlangabezane neemfuno kwaye anciphise i-voltage. Oku kuthetha ukuba amandla ombane aphezulu e-AC, ukusuka kwi-120V ukuya kwi-230V, kufuneka atshintshelwe kumbane ophantsi we-DC ofunekayo.

Abaqhubi be-LED ikhusela ii-LEDs kwiinguqu kumbane kunye nangoku. Nokuba unikezelo oluphambili lutshintshile, iisekethe ziqinisekisa ukuba i-voltage kunye neyangoku ukuya kwii-LED zihlala kuluhlu olufanelekileyo ukuba zisebenze. Ukukhuselwa kunqanda ii-LEDs ekufumaneni i-voltage eninzi kunye nangoku, okuya kubalimaza, okanye ukungonelanga okwangoku, kubenze bakhanye kakhulu.

Basebenza njani abaqhubi be-LED?

Xa iqondo lobushushu le-LED litshintsha, ngokunjalo iimfuno zombane wangaphambili. Njengoko isiya ishushu, i-voltage encinci iyafuneka ukuhamba ngoku nge-LED, ngoko isebenzisa amandla amaninzi. I-Thermal Runaway kuxa iqondo lobushushu linyuka lingalawuleki kwaye litshisa i-LED. Amanqanaba okukhutshwa kwamandla kubaqhubi be-LED benziwa ukuhlangabezana neemfuno ze-LEDs. Umbane oqhubekayo womqhubi ugcina ubushushu buzinzile ngokuphendula utshintsho kwi-voltage yangaphambili.

Yintoni i-LED Driver esetyenziselwa yona?

Iziguquli zeebhalbhu zokukhanya eziphantsi-voltage zenza into efanayo nabaqhubi be-LED kwii-LEDs. Izibane ze-LED zizixhobo ezine-voltage ephantsi ezidla ngokusebenza kwi-4V, 12V, okanye i-24V. Ukuze basebenze, bafuna umthombo wamandla angoku ngokuthe ngqo. Kodwa ngenxa yokuba izixhobo zombane zesokethi eludongeni zihlala zineVoltage ephezulu kakhulu (phakathi kwe-120V kunye ne-277V) kwaye zivelisa umsinga otshintshanayo, azihambelani ngokuthe ngqo. Ekubeni i-voltage ephakathi ye-LED iphantsi kakhulu kwi-transformer eqhelekileyo, abaqhubi abakhethekileyo be-LED basetyenziselwa ukuguqula i-high-voltage alternating current ukuya kwi-low-voltage ngqo yangoku.

Enye into eyenziwa ngabaqhubi be-LED kukukhusela kwi-surges yamandla, kunye notshintsho, olunokwenza ukuba amaqondo obushushu anyuke kwaye ukuphuma kokukhanya kwehle. Ii-LED zenziwa ukuba zisebenze kuphela kuluhlu oluthile lwee-amps.

Abanye abaqhubi be-LED banokutshintsha ukukhanya kweenkqubo ze-LED ezixhunyiwe kunye nomyalelo apho imibala iboniswa khona. Ukwenza oku, kufuneka uvule kwaye ucime i-LED nganye ngononophelo. Ngokomzekelo, izibane ezimhlophe zihlala zenziwe ngokuvula iqela lee-LED ezinemibala eyahlukeneyo ngexesha elinye. Ukuba ucima ezinye ii-LED, umbala omhlophe uyanyamalala.

Imilinganiselo eyahlukeneyo yokuchaza abaqhubi be-LED.

•  Yangaphandle vs. Umqhubi we-LED wangaphakathi

Umahluko phakathi kwabaqhubi be-LED bangaphandle nangaphakathi bangakhiwa kwizibane (zangaphakathi), zibeke kwiindawo zokukhanya, okanye zibeke ngaphandle kwazo (Ngaphandle). Uninzi lwezibane zangaphakathi ezinamandla aphantsi, ngakumbi iiglowubhu, zinee-drive ze-LED ezakhelwe ngaphakathi. Oku kwenza izibane zingabizi kwaye zibe nomtsalane ngakumbi. Ngakolunye uhlangothi, izibane ezisezantsi kunye nezibane zepaneli zihlala zine-LED abaqhubi ngaphandle.

Xa usebenzisa amandla amaninzi, njengezibane zesitalato, izibane zemvula, izibane zebala, kunye nezibane ezikhulayo, abaqhubi be-LED bangaphandle basetyenziswa ngakumbi nangakumbi. Oku kungenxa yokuba ubushushu ngaphakathi kwezibane buya busiba mbi njengoko amandla enyuka. Enye into entle malunga nabaqhubi be-LED bangaphandle banokutshintshwa ngokulula kulondolozo.

• Ukutshintsha uBonelelo lwaMandla ngokuchasene noMlawuli weLinear

Ngenxa yokuba abaqhubi be-LED be-linear balula kakhulu, i-resistor, i-MOSFET elawulwayo, okanye i-IC inokufuneka zonke ukwenza i-LED ibe yangoku. Uninzi lwe-AC LED, uphawu, kunye nezicelo zokuhluba ziyazisebenzisa. Ngenxa yoko, amandla ombane anokutshintsha ngokulula, kwaye ngoku kukho inani elikhulu lemithombo yamandla ombane rhoqo, njenge-12V kunye ne-24V yabaqhubi be-LED. Isilawuli somgca sichitha amandla amaninzi, ngoko ke ukukhanya akunako ukuqaqamba njengoko kunokuba njalo ngokutshintsha kombane.

Izixhobo zokutshintsha ezikumgangatho ophezulu ngokwemvelo zikhokelela ekusebenzeni kokukhanya okuphezulu, eyona nto ibaluleke kakhulu kwiinkqubo ezininzi zokukhanya. Kwakhona, ukutshintsha izixhobo zombane kuflicker kancinci, kunento ephezulu yamandla, kwaye inokusingatha utyando ngcono kune-AC LEDs.

• Abaqhubi be-LED be-Isolated vs. Abaqhubi be-LED abangabodwa

Xa sithelekisa ezi zinto zimbini, sibiza nganye yazo ngokuba ngumbane otshintshayo. Ngokwemigaqo ye-UL kunye ne-CE, uyilo olulodwa luhlala lusebenza kwi-4Vin + 2000V kunye ne-3750Vac, kwaye igalelo kunye ne-voltage ephumayo yahlulwe kakuhle. Ukusebenzisa i-transformer ekhuselwe kakhulu endaweni ye-inductor njengenxalenye ehambisa amandla omntu yenza inkqubo ikhuseleke. Sekunjalo, yenza ukuba ingasebenzi kakuhle (nge-5%) kwaye ibiza kakhulu (nge-50%). I-Insulation igcina amandla ombane aphezulu ukusuka kwigalelo ukuya kwimveliso. Kwelinye icala, uyilo olwakhelwe ngaphakathi lwamandla aphantsi ludla ngokusebenzisa uyilo olungelulo lodwa.

• I-Voltage Constant vs. Umqhubi we-LED wangoku

Ngenxa yokuba ii-LED zineempawu ezizodwa ze-VI, ihamba ngaphandle kokutsho ukuba umthombo okhoyo ngoku kufuneka unike amandla. Nangona kunjalo, umqhubi we-LED we-voltage rhoqo unokusetyenziswa ukuba umlawuli we-linear okanye i-resistor idibaniswe kwichungechunge kunye ne-LED ukukhawulela okwangoku. Iimpawu kunye nezibane zokukhanya zihlala zisebenzisa i-voltage ye-LED abaqhubi kunye ne-12V, i-24V, okanye i-48V kuba zisebenza kakuhle ngakumbi kunezikhanyisi ze-LED zangoku, eziyinto eqhelekileyo yokukhanyisa ngokubanzi njengeebhalbhu, izibane ezikhanyayo, izibane ezisezantsi, izibane zesitrato, njl. Logama nje umbane opheleleyo ungagqithisi kumda wonikezelo lwamandla, isisombululo sombane esingaguqukiyo senza kube lula kubasebenzisi ukuba batshintshe ubungakanani bokukhanya, ukunika ukuguquguquka okukhulu kokufakela ebaleni.

• I-Class I vs. I-Class II ye-LED Driver

Kule meko, i-I kunye ne-II ibhalwe ngamanani aseRoma endaweni ye-1 kunye ne-2, oku kuthetha into eyahlukileyo ngokupheleleyo, njengoko unokubona kwinqaku elilandelayo. Imimiselo ye-IEC (i-International Electro-technical Commission) isebenzisa imigaqo yoKlasi I kunye neKlasi yesi-II ukuchaza indlela unikezelo lombane olwakhiwe ngayo ngaphakathi kunye nendlela olufakwe ngayo umbane ukuze kugcinwe abasebenzisi ukuba bafumane ukutshitshiswa kombane. I-IEC Ukugcina abantu bangothuki ngumbane, abaqhubi be-LED beClass I kufuneka babe noqhagamshelo olukhuselekileyo lomhlaba kunye nokugquma okubalulekileyo. Akukho mfuneko yoqhagamshelo lomhlaba okhuselweyo (umhlaba) ngenxa yokuba iimodeli zegalelo ze-IEC Class II zineempawu ezongezelelweyo zokhuseleko ezifana nokugqunyelelwa kabini okanye okomeleziweyo. Class I LED abaqhubi badla uxhulumaniso emhlabeni kwi igalelo, ngelixa abaqhubi iklasi II musa. Nangona kunjalo, abaqhubi beklasi ye-II banamanqanaba aphezulu okugquma ukusuka kwigalelo ukuya kwi-enclosure okanye imveliso. Kwaye nantsi imiqondiso eqhelekileyo kwiiklasi I kunye ne-II.

• Iklasi ye-1 vs. I-Class 2 ye-LED Driver

Iinombolo zesi-Arabhu ze-1 kunye ne-2 zimela i-NEC (iKhowudi yoMbane yeSizwe) iingcamango zeklasi 1 kunye ne-2, ngokulandelanayo. Ezi ngcamango zichaza ukukhutshwa kombane ongaphantsi kwe-60Vdc kwindawo eyomileyo kunye ne-30Vdc kwindawo emanzi, engaphantsi kwe-5A yangoku, kunye namandla angaphantsi kwe-100W, kunye neemfuno ezicacileyo zecandelo loyilo lwesekethe. Ukusebenzisa abaqhubi be-LED beklasi ye-2 kuneenzuzo ezininzi. Imveliso yabo ithathwa njenge-terminal ekhuselekileyo, ngoko akukho khuseleko olongezelelweyo olufunekayo kwiimodyuli ze-LED okanye izibane zokukhanya. Oku konga imali kwi-insulation kunye novavanyo lokhuseleko. I-UL1310 kunye ne-UL8750 ibeka imigaqo ye-Class 2 yabaqhubi be-LED. Kodwa ngenxa yale mida, umqhubi weKlasi 2 we-LED unokunika kuphela inani elithile le-LEDs.

• Dimmable vs. Non-Dimmable LED Driver

Kweli xesha litsha, konke ukukhanya kwenziwa kube luzizi. Lo ngumbandela omkhulu kuba zininzi iindlela zokucima izibane. Makhe sithethe ngento nganye ngokulandelelana.

1) 0-10V/1-10V dimming LED Driver

2) PWM dimming LED Driver

3) I-Triac dimming Umqhubi we-LED

4) I-DALI imnyama Umqhubi we-LED

5) Ubumnyama be-DMX Umqhubi we-LED

6) Ezinye iiProtocol ze-LED Driver

• Ukungangeni kwamanzi vs. Umqhubi we-LED ongenamanzi

IEC 60529 isebenzisa i IP (ukhuseleko lokungena) isiqinisekiso njengendlela yodwa yokuhlela iqondo apho abaqhubi be-LED bangenamanzi. Ikhowudi ye-IP yenziwe ngamanani amabini. Inani lokuqala lilinganisa ukhuseleko kwizinto eziqinileyo kwisikali ukusuka kwi-0 (akukho khuselo) ukuya kwi-6 (akukho kungena kothuli), kwaye inani lesibini lilinganisa ukhuseleko kulwelo kwisikali ukusuka kwi-0 (akukho khuselo) ukuya kwi-7. (8 kwaye 9) musa ukuvela rhoqo kwishishini lokukhanyisa. Abaqhubi be-LED abanemilinganiselo ye-IP20 okanye ephantsi basetyenziswa ngaphakathi, ngelixa abaqhubi abangenamanzi basetyenziswa ngaphandle. Kodwa oku akusoloko kusenzeka. Ngokomzekelo, ezinye izicelo zangaphakathi zisebenzisa abaqhubi be-LED abangenamanzi ngenxa yokuba banokubeka amandla amaninzi kune-IP ephantsi ngaphandle kokufuna inkqubo yokupholisa esebenzayo, ebenza bahlale ngaphantsi kwe-IP-rated abaqhubi be-LED.

Yintoni iBallast kwaye kutheni ingasetyenziswanga kwizibane ze-LED?

Xa kwakusenziwa iiglowubhu okokuqala, zazinesixhobo ngaphakathi kuzo. Umsebenzi wale nto yayikukucothisa ukuhamba kombane kwisekethe. I-Ballast ligama lale nto. Ukuba oku bekungasetyenziswanga kwiiglowubhu zokukhanya kunye neeglowubhu ze-T8, bekusekho ithuba lokuba umbane omninzi unokwakha (izibane zetyhubhu). I-Ballast isasetyenziswa kwiibhalbhu kunye nezibane zetyhubhu ukugcina umsinga ungabi phezulu kakhulu. I-Ballasts isetyenziswa rhoqo nge-HID, i-metal halide, kunye nezibane ze-mercury vapor.

• Ukulinganisa okuZinzileyo 

Ii-inductors, ezikwabizwa ngokuba zii-magnetic ballasts, zinika ezinye izibane iimeko ezifanelekileyo zombane ukuze ziqale kwaye ziqhube. Yenza njenge-transformer, inika umbane ococekileyo nochanekileyo. Nangona yayisenziwa ngeminyaka yee-1960, yayisetyenziswa ukusuka koo-1970 ukuya koo-1990. Ungazifumana kwizibane ezikwi-High-Intensity Discharge (HID), izibane zeMetal Halide, izibane zomphunga zemercury, izibane zefluorescent, izibane ze-neon, njalo njalo. Phambi kokuba ii-LED ziqale ukutshintsha obu buchwepheshe malunga no-2010, ibisetyenziswa phantse kuzo zonke iindawo zokupaka ezibalulekileyo kunye nezibane zasezitalatweni malunga neminyaka engama-30.

• Ballast yoMbane

Kwi-ballast yombane, isiphaluka sisetyenziselwa ukunciphisa umthwalo okanye inani langoku. I-ballast ye-elektroniki izama ukugcina ukuhamba kombane kuzinzile kwaye kuchanekile kunemagnethi. Abantu baqala ukusebenzisa ezi zinto ngakumbi ngeminyaka yee-1990, kwaye zisasetyenziswa nanamhlanje. 

• Umsebenzi we-Ballast 

I-ballast ilawula ukuba ungakanani umbane oya kwiibhalbhu kwaye izinike amandla awoneleyo okulayita. Ekubeni izibane zingenalawulo, zinokusebenzisa umbane omninzi okanye omncinane kakhulu ngokwazo. I-ballast iqinisekisa ukuba isixa sombane esingena kwisibane asidluli oko kuvumela ukukhanya kokukhanya. Ngaphandle kwe-ballast, isibane okanye ibhalbhu iya kutsala ngokukhawuleza umbane ongaphezulu nangaphezulu, onokuphuma esandleni.

Xa i-ballast ifakwe kwisibane, amandla azinzile, kwaye i-ballast ilawula amandla ukuze i-current ingahambi nangona izibane zixhunyiwe kwimithombo yamandla aphezulu.

• Kutheni ii-LED zingasebenzisi iBallast?

Ii-LED aziyifuni i-ballast ngezizathu ezininzi. Okokuqala, izibane ze-LED azisebenzisi mbane kakhulu. Kwakhona, udinga i-AC-to-DC converter kuba ii-LED zihlala zisebenza kwi-Direct Current (DC). Isokethi kufuneka ifakwe iingcingo ngokuthe ngqo xa utshintshela kwiibhalbhu zombona we-LED. Okokugqibela, ngenxa yokuba ii-LED zincinci kuneebhalbhu kunye nezibane zetyhubhu, akukho ndawo eyongezelelweyo yokuba i-ballast ilingane. Abaqhubi be-LED banokwenziwa ukuba bathathe indawo encinci kakhulu. Ezinye iingcali zikwacinga ukuba ngenxa yokuba ii-LED zingayifuni i-ballast, zisebenzisa amandla amancinci kwaye zinika ukukhanya okungakumbi.

• I-Ballasts vs. Umqhubi we-LED

I-LED kunye nezibane zefluorescent azinakusebenza ngaphandle kwesiguquli phakathi kwebhalbhu kunye nomthombo wamandla. Kwelinye icala, izibane eziqhelekileyo ze-incandescent zifudumeza i-filament ngombane ukwenza ukukhanya. Ii-LED, ngakolunye uhlangothi, zisebenzisa abaqhubi abakhokelayo endaweni yee-ballasts. I-Ballasts kunye nabaqhubi abakhokelayo benza izinto ezininzi ezifanayo, ngoko ke ukuzidibanisa kulula.

Oku kwenziwa ukuba kwenzeke ngeebhola ze-fluorescent, ezithumela i-spike ephezulu ye-voltage ekuqaleni kobomi besibane. Nje ukuba ukukhanya kulayitiwe, le spike isebenza njengomlawuli wangoku. Umqhubi wamandla okhokelayo utshintsha umthombo wamandla kwi-voltage ethile kunye nangoku, nto leyo eyenza ukuba ukukhanya kwe-LED kukhanye. Zombini zigcina ukukhanya kungachatshazelwa ngumthombo wamandla.

Umqhubi we-LED uyafuneka ukutshintsha i-current alternating current kwi-direct current efunekayo kwii-LEDs. I-LED ayinakunikwa amandla ngokuthe ngqo ngokutshintshana ngoku, ngoko ke kufuneka umqhubi we-LED ukuyitshintsha. IiBallasts zitshintshile kakhulu kwindlela ezenziwe ngayo kwaye zintsonkothe ​​kangakanani. IiBallasts zinokusebenzisa izibane zefluorescent kodwa hayi ii-LED okanye izibane ezisebenzisa amandla amancinci. Abaqhubi abaninzi be-LED babonakala bekhuphe ii-ballasts. Kuba isebenza ngcono, umqhubi we-LED unokwenza uninzi lwezinto ezenziwa yi-ballast.

Indlela yokusebenzisa i-LED Driver?

Imiyalelo yokumisela Abaqhubi be-LED

1. Qinisekisa ukuba umqhubi wakho we-LED usebenza kunye neenkqubo zombini ze-LED ofuna ukuzidibanisa kunye nomthombo wamandla ofuna ukuwusebenzisa. Zombini i-Amperage kunye ne-Voltage ratings kufuneka zifane.
2. Qinisekisa ukuba umqhubi akayi kujongana neengxaki kwimo engqongileyo ukuba ayenzelwanga ukuyiphatha. Umzekelo, ukuba ufuna ukubeka ii-LED ngaphandle, qinisekisa ukuba umqhubi uyakwazi ukuphatha amanzi ngokwaneleyo.
3. Nje ukuba uyazi ukuba zeziphi iingcingo ezilungileyo kwaye zingalunganga, unokukhupha isokhethi yakho kwigridi.
4. Sebenzisa izikrufu zombala ochanekileyo ukuncamathisela umqhubi kwisixokelelwano se-LED.
5. Qhagamshela iingcingo ezilungileyo nezingalunganga ukusuka kwisixokelelwano se-LED ukuya kwii-terminals ezifanelekileyo kumqhubi.
6. Qhagamshela i-terminal yokumisa kucingo lokumisa oluluhlaza oluphuma kumqhubi (i-GND).
7. Qhagamshela iingcingo ezilungileyo nezingalunganga ukusuka kwisokethi yamandla ukuya kwiitheminali ezilungileyo nezingalunganga kumqhubi.
8. Hlola ukufakela ngononophelo ukuqinisekisa ukuba zonke iidibansi ziqinile kwaye zikwindawo efanelekileyo kwaye ubushushu abukhi. Ukuba kukho into engahambi kakuhle, cima amandla kwaye ufumanise ukuba yintoni engalunganga.

Indlela yokulungisa umqhubi we-LED wokukhanya?

1. Vula amandla.
2. Vula umqhubi nge-screwdriver kwaye ujonge ngononophelo amanxeba okutsha kunye nezinye iimpazamo ekulula ukuzibona.
3. Sebenzisa izixhobo zokuvavanya zombane ukufumana iindawo ezaphukileyo.
4. Ukuba unako, vula la malungu kwaye uvavanye isixhobo kwakhona. Ukuba ayinakwenziwa, umqhubi wonke kufuneka atshintshwe.

Izinto ekufuneka uziqwalasele ngaphambi kokukhetha umqhubi we-LED

• Dimming

Ngaba ungathanda ukuba ii-LED zingaqaqambi kancinci? Okanye ngaba uceba ukutshintsha indlela eqaqambileyo ngayo? Emva koko khetha umqhubi ongenakucimeka okanye unikezelo lwamandla. Ngoba? Imithombo yamandla kulula ukwahlula ngenxa yendlela esebenza ngayo. Itheyibhile yenkcazo ikwanalo ulwazi olongezelelweyo, njengeentlobo zolawulo lwe-dimmer ezinokusetyenziswa kunye nabaqhubi.

• Izidingo zamandla

Enye yezinto zokuqala ekufuneka uziqwalasele kukuba ungakanani umbane ofunekayo kwisibane sakho. Ngoko ke, ukuba i-LED yakho idinga ii-volts ezingama-20 ukuze isebenze, kufuneka uthenge umqhubi we-20-volt.

Ngamafutshane, injongo kukuqinisekisa ukuba umqhubi wakho ufumana amandla afanelekileyo. Umgaqo jikelele kukuba kufuneka wenze umsebenzi wakho ngaphakathi koluhlu lwesibane.

Kumqhubi we-voltage rhoqo, unokucinga kwakhona malunga noluhlu lwe-voltage. Kodwa unokulinganisa zombini i-voltage kunye noluhlu lwangoku kunye nomqhubi oqhubekayo.

Nika ingqalelo kubungakanani bombane oza kusetyenziswa sisibane se-LED esicetywayo. Ke, qinisekisa ukuba umqhubi we-LED unokuphatha i-voltage esuka kwi-LED. Ngale ndlela, kulula ukuhla ukuya kumbane ofunekayo wokukhupha.

Kwakhona, kufuneka ucinge ngeewatts. Ngexesha lale nkqubo, qiniseka ukuba uthenge umqhubi onomthamo ophezulu wamanzi kunokukhanya.

• Isisombululo samandla

Into yamandla inceda ukugqiba ukuba ungakanani amandla asetyenziswa ngumqhubi ukusuka kumnatha wombane. Kwaye uluhlu luqhelekile ukusuka ku--1 ukuya ku-1. Ekubeni oku kunjalo, i-factor yamandla ye-0.9 okanye ngaphezulu yinto eqhelekileyo. Ngamanye amazwi, njengoko inani lisondela kwelinye, umqhubi usebenza ngcono.

• Safety

Abaqhubi bakho be-LED kufuneka bahlangabezane nemigangatho eyahlukeneyo eyahlukeneyo. Umzekelo, sineeklasi ze-UL 1 kunye ne-2. Sebenzisa i-UL Class 1 kubaqhubi abakhupha amandla ombane amaninzi. Uluhlu kufuneka lusekwe ngokukhuselekileyo kubaqhubi abakweli qela. Inokubamba ii-LED ezininzi, nto leyo eyenza ukuba isebenze ngokufanelekileyo.

Kwinqanaba le-LEDs, abaqhubi be-UL Class 2 abafuni izinto ezininzi zokhuseleko. Ikwadibana nemigangatho ebekwe ngu-UL1310. Nangona le klasi ikhuselekile, inokuqhuba kuphela inani elithile le-LEDs ngexesha.

Ukulinganisa kwe-IP yenye indlela yokulinganisa ukuba ikhuselekile kangakanani ikheji yomqhubi kunye nokuba yintoni enokuyenza. Ukuba ubona i-IP67, umzekelo, oko kuthetha ukuba umqhubi ukhuselekile eluthulini kunye nokuntywiliselwa okufutshane emanzini.

• Ukusebenza kakuhle

Le nxalenye ibalulekile kuba ibonisa ukuba angakanani amandla afunwa ngumqhubi we-LED. Ixabiso liboniswa ngokweepesenti. Ke, unokulindela ukuba isebenze phakathi kwe-80% kunye ne-85% yexesha.

Iinzuzo zoMqhubi we-LED

Amandla ombane aphantsi kwe-12 ukuya kwi-24 volts amandla e-LED kunye nangoku ngokuthe ngqo. Ke, nokuba i-AC yakho iphezulu, phakathi kwe-120 kunye ne-277 volts, umqhubi we-LED uya kutshintsha indlela yangoku. Ngamanye amazwi, ukuhla ukusuka ekutshintsheni ukuya kwi-direct current kuluncedo. Unokufumana ubungakanani obuchanekileyo bombane ophezulu kunye nophantsi.

Abaqhubi be-LED bagcina ii-LED zikhuselekile kwiinguqu kumbane okanye ngoku. Ukuba i-voltage ye-LED iyatshintsha, ukunikezelwa kwangoku kunokutshintsha. Ngenxa yoku, ukuphuma kwezibane ze-LED kuhambelana ngokungafaniyo nokuba zininzi kangakanani na. Ii-LED kufuneka zisebenze kuphela kuluhlu oluthile. Ke, kuncinci kakhulu okanye kuninzi kakhulu okwangoku kuya kutshintsha ukuba kungakanani ukukhanya okuphumayo okanye kubangele ukuba i-LED iqhawuke ngokukhawuleza kuba ishushu kakhulu.

Kuko konke, Abaqhubi be-LED zineenzuzo ezimbini eziphambili:

1. Ukutshintsha ukusuka kwi-AC ukuya kwi-DC.
2. Abaqhubi banceda ukuqinisekisa ukuba i-current yesekethe okanye i-voltage ayiwi phantsi kwinqanaba elilinganisiweyo.

Ngaba i-Illuminant eNtsha iyalingana ne-New Dimming?

Eminye imithombo yokukhanya ingacinywa ngokukhawuleza ngokuguqula i-voltage, kodwa ii-LED zinokucinywa kuphela ngokutshintsha umlinganiselo wombane ukuya kungoku. Ngenxa yoko, kukho iindlela ezahlukeneyo zokunciphisa ii-LED:

• Ngokumodareyitha kobubanzi be-pulse (PWM) okanye i-pulse duration moduration (PDM), ubungakanani bexesha elinikwa amandla ombane linokutshintshwa (PDM). Nangona kunjalo, i-voltage ngokwayo ayitshintshi. Ngamanye amazwi, i-PWM ijika ngokukhawuleza ii-LEDs zivule kwaye zicinywe. Oku kwenzeka kakhulu xa i-frequency ingaphezulu kwe-100 Hz. Ingqondo icinga ukuba igumbi limnyama ngakumbi ngenxa yokuba iliso lomntu alikwazi ukubona ukuqhwanyaza okwenzekayo kude kube yi-75 Hz.

• I-Triacs kunye ne-dimmers control dimmers zenziwa okokuqala kwii-bulbs ze-incandescent ze-60W, ezikhupha ukukhanya okuphantsi xa i-engile yesigaba iyi-130 °. Kwelinye icala, ii-LED zingcono kakhulu kwaye zisebenzisa umbane omncinci kakhulu ukukhanyisa. Ngenxa yoku, ii-LED azikho mnyama kakhulu kwi-angle yesigaba se-130 °. Kwakhona, i-current hold current ayinakwanela ukugcina i-triac kwi-conductive state xa i-dimming iphezulu. Ngenxa yoko, ii-LED ziqala ukudanyaza. Sekunjalo, abanye abaqhubi be-LED bakhelwe ngaphakathi ukuze bajikeleze le ngxaki.

• I-1-10V: Kwindlela ye-1-10V, ii-ballasts kunye neeyunithi zokulawula zixhunywe nge-polarized control line-wire control line. Amandla ombane eDC phakathi kwe-1 kunye ne-10 volts asetyenziselwa ukulawula ukukhanya, kwaye njengoko amandla ombane esanda, ngokunjalo nokukhanya kwesibane. Unokunciphisa izinto ze-LED nge-1-10V, kodwa zifuna imithombo yamandla. Iyunithi yokulawula kufuneka kwakhona ikwazi ukuthabatha okwangoku ukuba unikezelo lwamandla luthumela ngomgca wokulawula. Ke, i-1-10V dimming lolona khetho lungcono kwiinkqubo ezinkulu zokukhanyisa.

Ngaba Umqhubi we-LED ufuneka nini?

Uninzi lwexesha, yonke imithombo yokukhanya kwe-LED idinga umqhubi. Kodwa umbuzo ophambili kufuneka ube, "Ngaba kufuneka ndiyithenge ngokwahlukeneyo?" Ingxaki kukuba ezinye iibhalbhu zokukhanya ze-LED zinomqhubi owakhiwe ngaphakathi. Kwakhona, ii-LED zenzelwe ukusetyenziswa ekhaya zihlala ziza nabaqhubi be-LED. Kwaye umzekelo omkhulu yi-120-volt bulbs eneziseko ezinokuba yi-GU24/GU10 okanye E26/E27.

Ii-LED ezine-low-voltage, ezifana nezibane ze-tape, ii-bulbs ze-MR, izibane ezibekwe ngaphandle, iipaneli, kunye nezinye izibane zokukhanyisa, zifuna umqhubi we-LED ukuba asebenze ngokuchanekileyo.

Xa usebenza kunye ne-low-voltage LEDs, udinga abaqhubi be-LED. Kodwa awukwazi ukuthetha okufanayo malunga ne-120-volt ye-LED esetyenziswa kumakhaya.

Shicilela ukuFaka kunye nokuFaka i-HighBay

Ii-LED zinokufakwa kwi-HighBay ukunyuswa kunye nokuprinta ukunyuswa ngeendlela ezininzi, kuxhomekeke kwiimfuno zeprojekthi: Umzekelo, okubizwa ngokuba yi-SMD (isixhobo esibekwe phezu komhlaba) ii-LED zingasetyenziswa kwiindawo ezixineneyo. Ngenxa yokuba zinokuthengiswa kwiibhodi zesekethe eziprintiweyo, azidingi ingcingo. Nangona kunjalo, jonga ukuqinisekisa ukuba zonke iinxalenye ziyahambelana.

Kumagumbi amakhulu, kufuneka kubekho ukukhanya okungakumbi. Ngenxa yoku, iiholo zefektri kunye neevenkile zesebe zisebenzisa izibane zeHighBay, ezizizibane ezinamandla. Ezi kufuneka zibe neentambo zodwa, kodwa zomelele kakhulu. Ziyakwazi ukutsalelwa kumbane oqhelekileyo we-230V AC. Ukugcina ii-LED zingashushu kakhulu, abaqhubi abafana ne-XBG-160-A badityaniswe phambi kwabo. Ezi zinokhuseleko kumthwalo ogqithisiweyo onokuthi uthintele ngokusebenzayo ukuba yimalini yangoku ethunyelwayo.

Iintlobo zomqhubi we-LED

• Ngokuqhubekayo-Okwangoku

Lo mqhubi we-LED ufuna kuphela inani eliqingqiweyo lemveliso yangoku kunye noluhlu lwee-voltages eziphumayo. I-Constant current yimveliso ethile yangoku elinganiswa kwii-milliamps okanye ii-amps kwaye inoluhlu lwee-voltages eziguqukayo ngokuxhomekeke kwindlela i-LED esetyenziswa ngayo (i-wattage okanye umthwalo wayo).

• I-Constant-Voltage

Abaqhubi be-LED be-Constant-voltage bane-voltage ephuma rhoqo kunye nesiphumo esiphezulu sangoku. Imodyuli ye-LED nayo inenkqubo yangoku elawulwayo ukuba i-resistor elula okanye umqhubi wangaphakathi oqhubekayo-yangoku unako amandla.

Bafuna kuphela amandla ombane omnye ozinzileyo, ngokwesiqhelo i-12 okanye i-24 volts DC.

• Abaqhubi be-LED ku-AC

Ngokwethiyori, lo mqhubi we-LED unokuqhuba i-halogen okanye izibane ze-incandescent ezine-voltage ephantsi. Kodwa iiguquli eziqhelekileyo azinakusetyenziswa kunye nabaqhubi be-AC LED kuba abakwazi ukuxelela xa i-voltage iphantsi. Ke, baneziguquli ezingenawo umthwalo omncinci.

• Abaqhubi be-LED abacimayo

Ngala baqhubi be-LED, unokunciphisa izibane zakho ze-LED. Ikwakuvumela ukuba ulawule ukuqaqamba kwee-LED ezinombane ongaguqukiyo. Kwaye ikwenza oku ngokunciphisa inani langoku eliya kwisibane se-LED ngaphambi kokuba silayite.

Ukusetyenziswa kwabaqhubi be-LED

• Abaqhubi be-LED yeemoto

Ngabaqhubi be-LED abakumgangatho ophezulu, unokuwubona umahluko phakathi kwenkqubo yokukhanyisa ngaphakathi nangaphandle yemoto yakho ngeendlela ezininzi:

1. Iqela lezibane
2. infotini 
3. Ukukhanya kwangaphakathi kunye nangasemva 

• Ukukhanya kwabaqhubi be-LED

I-LCD backlight LED abaqhubi bahlala besebenzisa iskimu esithile sobumnyama ukulawula ukukhanya kokukhanya.

• Ukukhanyisa abaqhubi be-LED

Unokuseta izixhobo zakho kunye nabaqhubi be-LED ukuba babe nesibane se-infrared. Inokwenziwa kwakhona ngoncedo lwe-multi-topology umlawuli wangoku.

• RGB LED Abaqhubi

Ngabaqhubi be-RGB be-LED, unokongeza upopayi okanye isalathisi kwiinkqubo zakho ze-LED ezinombala ongaphezulu kwesinye. Kwakhona, bahlala besebenza ngeendlela ezininzi ezisemgangathweni.

• Umqhubi wemiboniso ye-LED

Ngoncedo lwabaqhubi be-LED, unokulawula ukuba yeyiphi imitya ye-LED esebenzisa ubuncinci kunye namandla amaninzi. Ke, aba baqhubi banokusetyenziswa nokuba ngepixel enkulu emxinwa okanye isisombululo sematrix kwizicelo ezincinci okanye ezincinci zedijithali ze-LED.

Yintoni umqhubi we-LED endiyidingayo?

Ukuqonda ukuba yeyiphi isayizi yomqhubi we-LED oya kuhlangabezana neemfuno zakho, kufuneka wazi oku kulandelayo:

1. Umbane wamandla amakhulu oza kuwasebenzisa
2. Isixa sisonke samandla asetyenziswa zii-LED zesixokelelwano
3. Luluphi uhlobo lombane okanye lwangoku oluqhubekayo olufunwa zii-LED

Ukuba kukho naziphi na ezinye izinto zobugcisa, njengesidingo solawulo oluchanekileyo lombala okanye ukuba nokwenzeka kokuvezwa kwamanzi, oku kunokuchaphazela indlela abaqhubi be-LED abasebenza ngayo. Umgangatho we-IP we-LED ubonisa indlela ukumelana ngayo namanzi; ireyithingi ephezulu ithetha ukuba iyaxhathisa. Ngomlinganiselo we-IP wama-44, imveliso ingasetyenziswa ekhitshini nakwezinye iindawo apho amanzi anokuthi ngamanye amaxesha atshizwe kuyo. Umqhubi onomlinganiselo ophezulu we-IP, njenge-67, unokusetyenziswa ngaphandle. Abaqhubi abanomlinganiselo we-IP we-20 kufuneka basetyenziswe kuphela ngaphakathi, apho yomile.

Ulwazi oluninzi, unokufunda Indlela yokukhetha iSibonelelo saMandla esiLungileyo se-LED.

FAQs

isishwankathelo

Abaqhubi be-LED basetyenziswa kumashishini amaninzi ahlukeneyo, njengee-LED. Unokukhanyisa indawo yakho ngoluhlu olubanzi lweziguquli, izixhobo zombane, kunye nabaqhubi abakhoyo. Ngenxa yokuba ii-LED ziguquguquka kakhulu, ukongeza iimpawu ezintle kunye nokutshintsha ukukhanya kulula. Ngale ndlela, abaqhubi be-LED bayimfuneko ekwenzeni ukukhanya kwangoku, okusebenzayo, kunye neendleko ezisebenzayo.

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!