Izibani LED: kulokolokoza nezinye izinkinga. Indlela ukuqeda kulokoza LED ama?

Ngezikhathi kuphakama ezithile izinkinga ne LED ukukhanyisa zalapho. Novelty LED-ubuchwepheshe kungaba izinkinga Ihlahlubo ukulungiswa bunzima. Ngezansi uhlu amaphutha okungathi kungenzeka, ne incazelo yokukhomba nezimbangela zabo futhi kungenzeka izinyathelo zokulungisa. Ikakhulukazi, uzofunda indlela ukuqeda izibani kulokolokoza LED.

Inkinga: LED ukulotha. Imbangela Okungenzeka № 1: voltage okungalungile

LED-izibani zidinga ukuhambisana imingcele ethile yokufaka. Okungafanele kwamandla abashayeli kungabangela agqoke noma siyafiliza yezibani LED.

Ukuqeda iphutha kumele ihlolwe okokufaka voltage abashayeli (isib 120) futhi isibani (isib 277). Le nkinga ingase baqamekela ukuguquguquka kwazo. Kulokhu, esikhundleni umshayeli isibani noma yena ngendlela yokuthi ukubaluleka voltage kuyafana, noma, uma kungeke kwenzeke lokhu, ukufaka kwe-transformer, okungase ukuhlinzekela imingcele edingekayo kwesibani LED.

Imbangela Okungenzeka № 2: dimmer akuhambisani

LED izibani kulokolokoza kwenzeka lapho Isibani eyenzelwe umthwalo ethize dimmer noma uma umshayeli aluhambisani ne kophiko lwayo wesifunda.

Ukuxilonga inkinga ukukhubaza uchungechunge Ukufiphala. Uma LED usebenza kahle, i-dimmer noma umthwalo ayihambelani nalo. Sicela ubheke nomkhiqizi ukuze uthole incazelo kwesibani, umshayeli Dimmable kungakhathaliseki futhi, uma kunjalo, lapho amadivayisi ahambelanayo nalo.

Imbangela Okungenzeka № 3: amandla ezingu khona noma inzwa dimmer

Ekusebenzeni kahle lezi Izilawuli, ngezinye izikhathi kudingeka okungenani ube amandla ukukala. Ngokwesibonelo, control unit khona ukuthola kungadinga ukuba khona umthwalo elilingana okungenani 20 W, kanye LED ibusa Watts 10 kuphela.

Ukuqeda kulokolokoza sezibani LED yesifunda udinga ukwengeza kumadivayisi angeziwe, okuzokwenza ukwandisa umthamo umthwalo kuze adingekayo operation evamile idivayisi, noma kwakheke amanye esikhundleni inzwa block kuzo noma ukulawula dimmer nenye, nalezo zinto ezifunwa uhulumeni ngokulinganisela kakhulu emandleni ukusetshenziswa.

Imbangela Okungenzeka № 4: sindisa Ukufiphala

Inkinga jikelele ukulawula ukuphuma uhlelo LED-izibani - sindisa ongahlosile LED umshayeli. It yenzelwe umthwalo esiphezulu (ulinganiswa volts, Amps futhi Watts), okuyinto akufanele kudlulwe.

Isibalo izibani ingafakwa owodwa esigabeni dimmer, ukubala obonakala ulula ngokwanele. Ngokwesibonelo, ufuna ukwazi ukuthi 15-watt izibani eziningi LED ingafakwa 600-watt dimmer. I quotient of 600 15 sinquma ukuthi isibani 40 zingalawulwa. Ngeshwa, le yi ngezinye izikhathi ukuthi ayilungile. Eqinisweni, kule divayisi ikuvumela ukuthi usebenzise amandla izibani 6 kuphela LED.

Nakuba inani amandla LED kuyinto Watts 15 kuphela, lamanje inrush futhi inrush zamanje isigamu-umjikelezo umthwalo okuphindaphindiwe dimmer okuningi. Ngakho, i-15-watt LED isibani idivayisi ukukhanya ukulawula okulingana esikhipha Isibani Watts 100. Kulokhu, uma ezingaphezu kuka 6 imithombo ukukhanya, lo dimmer uzobe zigcwale ngokweqile.

Ezomhlaba iziqhumane isigamu-umjikelezo wavelets noma zamanje okulingana lamanje sokudliwa ngesibani esikhipha 100 W ngisho umthwalo engaphansi kuka 20 Watts!

Siyafiliza izibani LED angasuswa ngokulandela lezi zinyathelo:

• ubheke sokunqophisa zalapho ukunquma umthwalo okulingana;
• ukususa kusukela umugqa dimmer isibani ugesi sibone ukuthi impela kuyoyixazulula inkinga;
• esikhundleni idivayisi dimmer ngokuba ephakeme Isisindo esikhulu;
• ukwehlukana wesifunda ku imithwalo eziningana.

Okungenzeka inombolo isizathu 5: enganele ukukhanyisa umthwalo Regulator

Ezinye dimmers at umthwalo liphansi kakhulu ukuthi isebenze kahle. Ukuze operation yabo evamile kungadinga inombolo okungenani zalapho, zivela 25-40 Watts, iyadingeka dimmer ezivamile. Omunye esikhipha light isibani kulula ukwanelisa izidingo umthwalo ubuncane. Kodwa LED-izibani kungadinga izikhathi 4 ngaphezulu.

Ukuqeda kulokolokoza sezibani LED, i-viral load elincane ngenxa kufanele dimmer:

• ubheke imininingwane yayo ukunquma umthwalo ubuncane;
• ukususa dimmer we ukukhanyisa wesifunda ukuqinisekisa ukuthi ikhambi inkinga;
• esikhundleni idivayisi dimmer nge umthwalo ubuncane aphansi.

Inkinga: kulokolokoza ucishiwe izibani LED. Imbangela Okungenzeka № 1: isiqondiso eya wiring eliseduze

Siyafiliza izibani LED esimweni off kwenzeka uma sibekwa parallel wiring lapho notshwala zamanje. Umqhubi off voltage, okuvamise ukuthi kube yimbangela Siyafulesha kwesibani.

Isixazululo izindlela ezilandelayo:

• isibani ixhumeke shunt parallel capacitor 0.01-1 UF, voltage akuyona esingaphansi 400 V noma W 0.5-2 amandla Resistor kanye ukumelana ohms 100, 1.5 megohms, okuzokwenza egeleza supply kwasemuva zamanje;
• parallel exhunywe LED isibani.

Imbangela Okungenzeka № 2: kwasemuva zamanje

Uma usebenzisa inkinobho ne LED kwasemuva futhi isibani kulokolokoza kwenzeka ngisho nalapho ucishiwe. I kwasemuva ibusa samanje, uyala capacitor kuya wesifunda electronic luminaire ezingeni okwanele ukukhanya.

Indlela ukususa ukulokoza kwezibani izibani LED kulesi simo? Kufanele usebenzise eyodwa yezindlela ezilandelayo:

• isibani ixhumeke shunt parallel capacitor 0.01-1 UF, voltage akuyona esingaphansi 400 V noma W 0.5-2 amandla Resistor kanye ukumelana ohms 100, 1.5 megohms, okuzokwenza egeleza supply kwasemuva zamanje;
• zifana exhunywe isibani LED;
• esikhundleni inkinobho nge ukukhanya ngesikhathi inkinobho yokungena nge kwasemuva, ngakho yokuxhuma ukuze off kokubili oxhumana luminaire ivaliwe umqhubi kokungathathi hlangothi;
• esikhundleni inkinobho nge ukukhanya phezu njalo;
• kwasemuva kunikwe amandla nge umqhubi ahlukene kokungathathi hlangothi;
• ukususa inkinobho kwasemuva.

Inkinga: I isibani LED akusho zikhanyise. Imbangela Okungenzeka № 1: wiring ayilungile

Endabeni okugwenyiwe kungaba khona phakathi LED futhi umshayeli inethiwekhi kanye luminaire. Kuyadingeka ukuba uhlole konke ukuxhumana ngogesi phakathi LED futhi umshayeli futhi phakathi umugqa futhi umshayeli ukuqinisekisa ukuhambisana voltage. Sidinga ukuqinisekisa ukuthi onke amadlambi wesifunda avuliwe futhi zonke ukuxhumana zenziwa ngendlela efanele.

Udinga ukuhlola zonke izintambo exhunywe kwi isibani, kuhlanganise isigaba, zero, phansi, dimming wesifunda kanye wiring ukukhanya eziphuthumayo.

Imbangela Okungenzeka № 2: umonakalo LED

I LED kungenzeka kabana vibration ngokweqile, umswakama futhi amakhemikhali noma aerosol ukusilaphazeka.

Kulokhu, kufanele uqiniseke sengathi isibani ukufaka kuyo isibani ezinhle zishunyayelwe lapho amandla isusiwe.

imishini sezulu kanye nezinye kungadala vibration, okungase kuthinte LED, uma kwenzeka iseduze lomzimba wakhe. Qiniseka ukuthi abe nethonya elingaka futhi kuqedwe noma ukunciphisa vibration noma ukwandisa ibanga phakathi lwaluvelaphi futhi isibani izindlu.

Umonakalo obangelwa uketshezi, amakhemikhali noma ukungcoliswa aerosols kungabangela ukungasebenzi LED, noma ukuhluleka. Imithombo kufanele bungaveli phambi imizamo zenziwa ukuze kulungiswe inkinga.

Imbangela Okungenzeka № 3: umonakalo LED ngezinye izizathu

Njenganoma iyiphi enye umthombo wokukhanya, isibani LED ongahlabeki ngenxa imiphumela engokomzimba, kuhlanganise i-ukuwa ngephutha.

Ngaphezu kwalokho, LED seyonakele ngamandla yokwanda kwama ezingavela uma ixhunyiwe ngamandla ku.

• Kulokhu-ke kuyadingeka ukuqinisekisa ukwehluleka isibani nge ukufakwa kwalo emzimbeni zokusebenza eyaziwa nge cisha.
• Isibani kufanele kuhlolelwe ebonakalayo umonakalo LED.
• Uma ixhunywe umshayeli LED udinga ukuqinisekisa ukuthi amandla ivaliwe.

Imbangela Okungenzeka № 4: umonakalo umshayeli

umshayeli LED has a imingcele ethile yokufaka. Ukuhanjiswa kwe-voltage ayilungile kuzokwenza umonakalo kuwo. Engalungile uxhumano nokubi uxhumano kagesi futhi kungalimaza LED.

Ukuqeda iphutha kumele ihlolwe okokufaka voltage abashayeli (isib 120 V), bese isibani (isib 277). Lapha kungenzeka iphutha.

Ukuzama ukusungula LED okuyiphutha esikhundleni efanele, ungakhohlwa ukucisha amandla. Uma ingakwenzi lokho kukhanye izinhlansi, isizathu itholakala LED-isibani.

Kufanele uhlole zonke izintambo exhunywe kwi-umshayeli, kuhlanganise isigaba futhi zero, wesifunda Ukufiphala, eziphuthumayo ukukhanyisa nokunye. D., Futhi kufanele ukuqeda le nkinga. Uma lokhu kungasebenzi, it is cishe zonakaliswe umshayeli. Kulesi senzakalo, kubalulekile ukuba uxhumane nomkhiqizi.

Inkinga: LED phuzi noma ezishintshe umbala. Imbangela Okungenzeka № 1: ukungavumelani phakathi LED namandla alo

Cap LED-izibani kungenzeka ukuthi awahambisani umshayeli. Ngokwesibonelo, 6-iyintshi 10-watt LED efakiwe endaweni-6 intshi 15-watt igobolondo.

Iningi LED umthamo ezahlukene ingafanisa Usayizi usayizi ofanayo izindlu. Noma kunjalo, LED kungenzeka ukuthi awahambisani izindlu umshayeli, ngisho noma khaxa. Kufanele uxhumane nomthengisi noma ngumkhiqizi ku nokufaneleka a LED ethile umzimba ethile. Kungenjalo, LED entsha elihambisana umthamo kumele ngaphambilini.

Imbangela Okungenzeka № 2: okusezingeni eliphezulu ezingeni lokushisa elifanele

Kungase kube lokushisa eliphezulu kuma. Heat uyisitha ubuchwepheshe LED futhi kungaba ngokuphawulekayo anganciphisa isikhathi sokuphila kwezinto kwesibani. Isimo sezulu kanye sezulu ingafeza indima enkulu, kushisa, ezindaweni eziwugwadule futhi ezindaweni inhlanganisela lokushisa eliphezulu kanye nomswakama.

Ukuze ulungise le nkinga udinga ukuhlola lokushisa eduze isibani izindlu, ngezansi nangaphezulu ophahleni zamanga. Uma lokushisa kuma njalo ngenhla 50 ° C, LED uzobe ezilimele futhi ngeke isebenze njengoba kulindeleke. Le nkinga kumele wakhuzwa ukwehlisa izinga lokushisa noma ukunyakaza zedivayisi. Nokho, lokho akusho ubuyisele LED esimweni saso sangaphambilini. Sicela ubheke nomkhiqizi ukuze uthole esikhundleni LED-isibani.

Imbangela Okungenzeka № 3: kokuphila

Ekupheleni impilo inkonzo isibani LED Ungashintsha kukhanya lokushisa, umbala ukuhumusha Inkomba nekghono elikhanyayo. Lokhu kuwuphawu lokuthi lo LED-isibani kungase kudingeke ukuba ukushintshwa. Kulokhu kudingeka xhumana nomkhiqizi.

Inkinga: ongaphakeme imvamisa kulokoza LED izibani

Ukukhanya agqoke kungabangela iso ukukhathala anganciphisa ukusebenza. It libhekene isici futhi imvamisa.

Flicker Isici izibani LED - iyona ratio umehluko phakathi esiphezulu nokukhanya ubuncane sum yabo. It ziyahlukahluka kusuka 0% ngokuba izibani inikwa amandla yi-umthombo DC 100%. Coefficient ngokuba izibani incandescent kuyinto 6-17%. Ngokusho amazinga, akufanele idlule 20%.

LED izibani kulokolokoza imvamisa incike umshayeli futhi ilingana 100 Hz okwesikhathi isikebhe sizinze ezivamile. Inani kahle lokhu ipharamitha - ngenhla 300 Hz.

Indlela hlola kulokoza LED ama? Lokhu kungenziwa ngezindlela eziningi:

• nge ikhamera uma inikwe amandla izinketho smartphone kulokolokoza ukucindezelwa;
• bethwebula umthombo wokukhanya usebenzisa ekamelweni smartphone - khona bands amnyama kubonisa ukuba khona yezwakala;
• usebenzisa photodiode exhunywe kwi-PC, i-multimeter noma ama-headphone;
• usebenzisa imitha ukukhanya, ukuvumela ukwenza lezi izilinganiso;
• ngokugadwa umphumela stroboscopic into okusheshayo ezihambayo (isib, a Irula, ipensela noma whirligig).

Ukuqeda kulokolokoza LED, ayihlobene ne kabi kwesibani, kungenzeka ngezindlela ezilandelayo:

• zisebenzisa amandla unomphela ngempela, kunemikhiqizo zamanje ejabhile;
• esikhundleni isibani nge Coefficient eliphezulu kulokolokoza ku LED-isibani neziqondiso elihambisana.