LED LED teeb: piav qhia, qhov zoo thiab qhov tsis zoo

2024 Tus sau: Priscilla Miln | [email protected]. Kawg hloov kho: 2024-02-18 01:33

Hluav taws xob tau siv los teeb chav rau lub sijhawm ntev heev. Nyob rau lub sijhawm ntev, tsuas yog cov qij incandescent tau siv hauv cov tsev, chaw ua haujlwm, khw, tsev, thiab lwm yam. Cov khoom siv me me no tseem muaj txiaj ntsig feem ntau rau cov kwj muaj zog ntawm lub teeb, uas, ntxiv rau, muaj qhov ntxoov ntxoo zoo nkauj rau lub qhov muag. Txawm li cas los xij, qhov muag teev incandescent muaj ntau qhov tsis zoo. Ua ntej tshaj plaws, cov no yog cov nqi siab ntawm kev siv hluav taws xob thiab lub neej ua haujlwm luv luv. Yog li ntawd, tsis ntev los no lwm yam khoom siv teeb pom kev zoo tau dhau los ua neeg nyiam - kev lag luam thiab ruaj khov. Cov tom kawg suav nrog cov teeb tsa LED tsis ntev los no.

keeb kwm me ntsis

Thawj LED yog tsim los ntawm tus kws tshaj lij engineer Nick Holonyak hauv xyoo 1962. Cov cuab yeej nws tsim tawm pom lub teeb liab. Tsis ntev tom qab qhov tshwm sim ntawm qhov kev nthuav qhia nthuav dav no, lub tuam txhab Asmeskas Monsanto tau tso nws cov khoom tsim tawm hauv kwj dej. Thawj cov cuab yeej ntawm hom no dov tawm cov kab sib dhos hauv xyoo 1968. Lub teeb teeb uas tsim los ntawm Monsanto tau tsim los siv rau hauv cov saib digital thiab lub laij lej. Rau ob peb xyoos tom ntej no, LEDs tsuas yog siv hauv kev lag luam thiab cov khoom siv hluav taws xob xwb.

LED-teeb 220V, emitting lub teeb ci dawb thiab tsim rau chav teeb pom kev zoo rau ntau lub hom phiaj, pib tsim tawm hauv xyoo 1997 nkaus xwb. Tus tsim ntawm thawj cov cuab yeej zoo li no yog Asmeskas Fred Schubert. Niaj hnub no, cov khoom siv no twb tau siv nyob rau hauv ntau qhov chaw lag luam thiab thaj chaw nyob.

Lub ntsiab lus tseem ceeb

Niaj hnub nimno LED teeb tau sib sau ua ke siv cov khoom hauv qab no:

• Suav. Raws li nyob rau hauv incandescent teeb, lub caij no nyob rau hauv cov ntaub ntawv no yog tsim los ntsia hlau cov cuab yeej rau hauv lub qhov (socket) teeb.
• Tsav tsheb hauv lub hnab yas nrog lub qhov cua. Chav tsev no yog tsim los hloov AC rau DC. Tsis tas li ntawd, nws tsim muaj xws li tshwj xeeb capacitors xav tau kom txias lub teeb. Lwm lub ntsiab lus yog zener diode, uas yog siv los sib npaug voltage tee hauv lub network.
• Radiator. Cov pob no yog ua los ntawm txhuas thiab muaj ntau tus tav. Nws tseem xav tau kom txias lub LED.
• Aluminium board. Nyob rau sab uas ntsib lub radiator, ib tug tshwj xeeb thermal muab tshuaj txhuam yog siv. Kwv yees li 90% ntawm cov cua kub tawm los ntawm LED yog pauv mus rau lub rooj tsavxwm.

• Diffuser. LED teeb muab lub teeb nqaim ntawm lub teeb. Cov khoom no hauv lawv cov qauv tsim los nthuav tawm kom pom qhov sib npaug ntawm chav tsev.

• Y LED nws tus kheej.

Raws li koj tuaj yeem pom, piv rau cov teeb pom kev zoo ib yam, cov khoom siv peb tab tom xav txog muaj cov qauv tsim ntau dua.

LED yog dab tsi

Tau kawg, qhov no yog lub ntsiab lus tseem ceeb hauv lub teeb. Qhov tseeb, LED yog cov khoom siv tshwj xeeb semiconductor uas hloov hluav taws xob rau hauv lub teeb. Cov qauv tsim tseem ceeb ntawm cov cuab yeej no yog:

• Substrate conducting tam sim no.
• LED siv lead ua tso rau ntawm nws.
• Case muaj ob lub ntsiab lus. Cov kev sib cuag tuaj tawm ntawm ib sab ntawm nws, thiab lub lens yog nyob rau lwm qhov. Silicone yog nchuav ntawm lub tom kawg thiab LED siv lead ua.
• Lub hauv paus aluminium uas tag nrho cov khoom raug kho.

Txoj Cai Ua Haujlwm

Lub LED ua haujlwm vim muaj cov txheej txheem tshwj xeeb ntawm electron recombination ntawm ob qhov kev sib cuag nrog ntau qib ntawm conductivity. Nyob rau hauv qhov chaw uas lub tom kawg tawm, siv lead ua, ntawm ib sab, yog doped nrog ib tug txais impurity uas muaj ib tug me me ntawm electrons, thiab nyob rau lwm yam, nrog rau ib tug ntau zog. Recombination tshwm sim tam sim tom qab lub teeb txuas nrog lub network. Yog li ntawd, lub zog ntau dhau tshwm sim, uas hloov mus rau hauv lub teeb.flow.

Key Features

Tus tswv ntawm lub tsev, chaw ua haujlwm, khw thiab cov tsev, xaiv cov teeb ci LED, ua ntej ntawm tag nrho cov xim rau peb qhov tseem ceeb:

1. Degree of heat flow. Teeb ntawm hom no tuaj yeem muab lub teeb ntawm qhov sib txawv. Cov cuab yeej tso tawm cov dej txias yog siv feem ntau hauv cov tsev kawm ntawv pej xeem. Rau cov tsev thiab tsev, cov teeb nrog lub teeb "sov" yog xaiv ntau dua. Cov hom nrov tshaj plaws yog li 2700, 3000 thiab 3300 K qauv.
2. Plinth yam. Cov qauv kev xaiv yog LED teeb E27. Cov qauv nrog lub hauv paus zoo li no haum rau txhua lub teeb hauv tsev. Ntawm kev muag khoom kuj tseem muaj minion LEDs cim E14.
3. Lub zog ntawm lub cuab yeej. Raws li koj paub, qhov nrov tshaj plaws yog incandescent teeb ntawm 60-100 watts. Cov ntsuas no sib raug rau 7-13 W LEDs.

Yuav khoom siv twg rau chav tsev?

Yog li, lo lus teb rau lo lus nug ntawm yuav ua li cas xaiv lub teeb ci LED rau koj lub tsev tsis nyuaj. Qhov kev xaiv zoo tshaj plaws rau thaj chaw nyob yuav yog ib qho khoom siv nrog lub hauv paus E27 thiab qhov kub hnyiab ntawm 2700 K.

Raws li lub zog, qhov kev xaiv no feem ntau nyob ntawm lub hom phiaj tshwj xeeb uas yuav tsum tau siv lub cuab yeej. Yog li, rau chav nyob lossis chaw ua haujlwm, kaum peb-watt LED teeb E27 (analogous rau 100 W incandescent khoom) yog qhov zoo tshaj plaws. Rau chav pw, nws yog qhov zoo dua los xaiv tus qauv rau 7-10 watts. Tib lub teeb tsim nyog rau chav ua noj thiab chav tsev me me.

Cov txiaj ntsigkhoom siv

Yog li qhov zoo ntawm LED teeb yog dab tsi? Kev tshuaj xyuas txog cov khoom siv ntawm hom no feem ntau yog qhov zoo. Raws li cov neeg siv khoom, lawv yog:

1. Kev lag luam. Ib qho khoom siv ntawm ntau yam no siv lub zog 20 npaug tsawg dua lub teeb incandescent ntawm tib lub teeb siv.
2. Muaj lub neej ua haujlwm ntev. LEDs tuaj yeem siv tsis tas yuav hloov mus txog ib puas txhiab teev.
3. Resistant to shock, vibration and low temperatures. Ua tsaug rau qhov no, LED teeb kuj tseem siv tau rau kev teeb pom kev zoo.
4. Ib puag ncig tus phooj ywg. Tsis zoo li cov khoom siv hluav taws xob txuag hluav taws xob, LED teeb tsis muaj mercury. Qhov no txhim kho teeb pom kev nyab xeeb thiab ua kom rov ua dua tau yooj yim dua.
5. Tsis txhob tawm hluav taws xob UV. Thaum siv cov teeb ntawm hom no, tsis muaj fading ntawm rooj tog zaum, pleev xim rau hauv paintings, thiab lwm yam.

Qhov tsis zoo ntawm LEDs

Yog li, cov teeb ntawm no ntau yam muaj ntau yam zoo. Tab sis, tau kawg, lawv kuj muaj qee qhov tsis zoo. Tus nqi siab yog dab tsi feem ntau hais txog qhov tsis zoo ntawm cov cuab yeej xws li LED teeb. Tus nqi ntawm cov LEDs hauv tsev tuaj yeem nyob ntawm 600-3000 rubles. Ntawm kev muag khoom, tau kawg, muaj cov kev xaiv pheej yig dua hauv Suav teb. Txawm li cas los xij, lawv yuav tsum tau yuav nrog ceev faj. Qhov tseeb yog qhov pheej yig ntawm qhov no tsuas yog piav qhia los ntawm kev txuag ntawm cov khoom.

Qhov tsis zoo thib ob ntawm LEDcov teeb tau suav tias yog lawv qhov rhiab heev rau qhov poob qis. Qee lub sij hawm cov neeg nyob hauv megacities uas muaj thaj av me me xav paub yuav ua li cas xaiv lub teeb ci LED rau lub tsev sab nraum lub nroog. Hmoov tsis zoo, hauv lub tebchaws, cov khoom siv zoo li no tsis tuaj yeem siv tas li, thiab tag nrho vim yog qhov tsis tshua muaj hluav taws xob poob.

Lwm qhov tsis zoo ntawm lub teeb ntawm ntau yam no yog tias lawv tsis tuaj yeem muab ntsia rau hauv cov teeb kaw. Nrog tas li overheating, xws li cov khoom siv sai heev yuav siv tsis tau. Rau tib lub laj thawj, nws tsis pom zoo kom siv cov teeb ci LED hauv cov chav tshwj xeeb uas muaj cua kub heev. Tom qab ob peb lub hlis ntawm kev siv nyob rau hauv cov xwm txheej no, lub fixture yuav pib tsim lub teeb tsis pom kev.

Qhov tseeb tias hom teeb no tawm hauv qhov nqaim tuaj yeem raug ntaus nqi rau lawv qhov tsis zoo. Kev siv lub diffuser nce tus nqi ntawm cov cuab yeej. Tsis tas li ntawd, thaum nws siv, lub zog ntawm lub teeb flux tawm los ntawm lub teeb yog txo qis.

Ntau tshaj Manufacturers

Muaj ntau hom khoom siv ntawm hom no ntawm kev lag luam Lavxias niaj hnub no. Cov chaw tsim khoom twg yuav tsum nyiam thaum xaiv cov cuab yeej xws li LED teeb? Cov lus teb rau cov khoom siv ntawm hom no feem ntau yog qhov zoo. Txawm li cas los xij, raws li cov neeg yuav khoom, cov khoom ntawm European hom muaj kev ntseeg siab tshaj plaws. Suav teeb pom kev zoo, raws li twb tau hais lawm, tsis tuaj yeem khav ntawm qhov zoo. Tib yam yuav tsum tau hais txog cov khoom ntawm domestic manufacturers.

Los ntawmEuropean hom, txiav txim los ntawm kev tshuaj xyuas, LED teeb Artpole, ASD thiab Navigator yog cov nyiam tshaj plaws. Qhov kim tshaj plaws nyob rau tib lub sij hawm yog cov khoom ntawm lub tuam txhab Artpole. ASD thiab Navigator yog pheej yig dua, tab sis muab me ntsis dimmer lub teeb tso zis. Muaj zog heev, cov teeb ntawm cov tuam txhab tsim khoom sib txawv hauv kev tsim. Tab sis qhov no, qhov kev xaiv, tau kawg, yuav nyob ntawm tus kheej nyiam nyiam ntawm tus neeg yuav khoom.

Yog li, qhov txiaj ntsig tseem ceeb ntawm LED teeb suav nrog, ua ntej ntawm tag nrho, kev ua haujlwm tau zoo thiab lub neej ua haujlwm ntev. Lawv undoubted kom zoo dua yog ecological huv si. Thiab qhov twg LED qhov muag teev yog qhov zoo tshaj plaws rau tsev lossis chaw ua haujlwm? Raws li cov neeg siv khoom, nws yog qhov zoo dua los yuav cov qauv los ntawm cov chaw tsim khoom zoo. Tus nqi siab yuav pom tseeb - vim yog kev ua haujlwm zoo - tsuas yog cov cuab yeej zoo. Tuam Tshoj pheej yig teeb qhov muag yuav ua tsis tau sai heev.