LEDs tau dhau los ua neeg nyiam rau lub teeb pom kev hauv tsev. Lawv tuaj yeem siv ntau yam. Txoj kev txuas ntawm LED sawb nyob ntawm nws hom thiab lub zog. Muaj ntau txoj hauv kev los txuas cov teeb no rau ntau yam khoom siv hluav taws xob.
Kev tsim qauv ntawm LED strips
Qhov no yog ib lo lus dav dav siv los piav txog ntau yam ntawm cov khoom siv LED ua nyob rau hauv daim ntawv ntawm cov strips hloov tau (ribbons). Nyob ntawm seb koj npaj yuav siv LEDs li cas, koj yuav xav tau ib lossis lwm hom ntawm lawv tus qauv tsim. Piv txwv li, nyob rau hauv cov chaw xws li chav dej, kaw cov ntaub thaiv dej tsis zoo yog qhov zoo tshaj plaws. Txhawm rau kos cov kab hauv qhov tsaus ntuj, koj tuaj yeem xaiv aluminium strips nrog LEDs. Slexible self-adhesive tapes tuaj yeem siv los ua kom yooj yim installation.
Tab sis peb tsis txaus siab rau lawv cov qauv, tab siscov kab kos duab rau LED strips, uas yog txiav txim los ntawm lawv tus kheej cov kab kos duab. Lawv, nyob rau hauv lem, nyob ntawm seb tus naj npawb thiab ntau hom (xim) ntawm LEDs nyob rau hauv daim kab xev
LED strip xim
Lawv muaj ntau yam xim glow. Qhov loj tshaj plaws ntawm lawv yog hu ua monochrome (lus Askiv ib leeg xim strip) thiab ci nrog ib qho ntxoov ntxoo tsis hloov. Lawv pheej yig, pheej yig thiab feem ntau yooj yim rau nruab.
Lawv hom thib ob yog hu ua RGB tapes. Lawv tuaj yeem tso saib txhua yam xim tau los ntawm kev sib xyaw xim liab (Liab), ntsuab (ntsuab) thiab xiav (Blue), ib yam li nws tau ua tiav hauv cov xim duab raj. Nyob rau hauv nws, rau txhua daim duab keeb, peb qhov chaw nyob ze ntawm qhov screen nrog peb xim teev saum toj no yog siv. Los ntawm kev kho qhov siv ntawm qhov ci ntawm ib qho chaw tshwj xeeb nrog lub kinescope beam, cov xim ntawm cov duab cov ntsiab lus tau txais sib xws rau ib qho kev xa mus rau saum huab cua.
RGB-kab kab xev yog tsim los ntawm txoj cai zoo sib xws. Nws muaj peev xwm muaj xws li LED triads, uas yog peb nyob ib sab thiab sib npaug strips ntawm liab, ntsuab thiab xiav LEDs, los yog ntawm tshwj xeeb ua ua ke triple strips nyob rau hauv ib lub tsev.
Cov kab xev no muaj lub tshuab me me uas tso cai rau koj los tswj cov LEDs ntawm txhua xim ntawm tus kheej los ntawm kev tswj vaj huam sib luag, suav nrog kev deb.
Monochrome LED sawb ntaus ntawv
Feem ntau yooj yim yog cov qauv monochrome. Ob qho tib si luam tawm tooj liab tsheb npav lem yog nteg raws qhov ntev ntawm daim kab xev. Ib tug ntawm lawv koom"ntxiv" ntawm lub hwj chim mov, thiab lub thib ob - mus rau lub "minus". LEDs tau nruab nruab nrab ntawm lawv, thiab lawv txhua tus taw qhia tib yam: nrog cov anodes rau lub npav "zoo", thiab cov cathodes rau lub npav "tsis zoo". Ntawm cov ntaub ntawv ntawm txhua tus ntawm lawv, los ntawm sab uas tig rau lub tsheb npav tsis zoo (los ntawm sab ntawm nws cov cathode), ib qho ntawm cov ces kaum raug txiav tawm, thiab tag nrho cov ntawm lawv nyob rau tib sab. Qhov no ua rau nws yooj yim dua los txiav txim qhov polarity ntawm daim kab xev fais fab.
Ntxiv rau, raws li nws tag nrho ntev, muaj plaub pawg sib tiv tauj ntawm lub log tsheb, uas muaj "+" thiab "─" cov cim, uas ua haujlwm tib lub hom phiaj. Nyob nruab nrab ntawm khub ntawm qhov chaw hauv txhua pab pawg, cov kab txiav nrog lub cim nyob rau hauv daim ntawv ntawm txiab yog siv perpendicular rau cov npoo ntawm daim kab xev. Txuas lub LED sawb nrog koj tus kheej txhais tes feem ntau yuav tsum tau txiav rau hauv daim, uas yog ua raws cov kab no.
Kev sib txuas ntawm diodes hauv monochrome tapes
Lub nominal mov voltage ntawm tapes yog 12 V los yog 24 V. Nyob rau hauv thawj rooj plaub, tag nrho cov diodes muab faib ua triads txuas nyob rau hauv parallel ntawm lub hwj chim tsheb npav. Ntawd yog, lawv tus lej ntawm cov pab pawg uas nyob ib sab ntawm cov ntaub qhwv yog ntau ntawm peb. Txhua qhov ntawm lawv cov triads muaj peb lub LEDs txuas nrog hauv cov koob los ntawm kev txwv tam sim no (los ntawm ib mus rau peb).
Rau ib daim kab xev nrog qhov ntsuas hluav taws xob ntawm 24 V, tsis yog cov triads, ntau cov serial diodes tau hloov ntawm cov tsheb npav - txog li 10 daim.
RGB ribbon ntaus ntawv
Cia peb xav txog qhov piv txwv ntawm cov khoom lag luam nrog kev sib xyaw ua ke (peb hauv ib lub tsev) LEDs. Xws li cov khoom siv hluav taws xob muaj rauCov lus xaus los ntawm cov sab nraud ntawm nws lub cev, thiab tag nrho cov anodes raug coj tawm mus rau ib sab, thiab cov cathodes - rau qhov opposite. Tag nrho cov diodes fim lawv anodes rau ib tug ntug ntawm daim kab xev. Nyob rau sab nraud ntawm lawv cov vaj tsev (ntawm sab ntawm cathodes, tab sis nws kuj tshwm sim vice versa, nyob rau sab ntawm anodes), xws li monochrome LEDs, ib qho ntawm cov ces kaum raug txiav tawm kom yooj yim los txiav txim siab polarity..
Pab pawg ntawm yim lub ncoo nyob ib ntus raws li qhov ntev ntawm daim kab xev, plaub qhov sib luag nyob rau ntawm ob sab ntawm cov kab txiav, qhia los ntawm lub cim txiab txiav. RGB LED sawb kev twb kev txuas feem ntau yuav tsum tau txiav nws mus rau hauv daim, uas yuav pab tau siv cov kab saum toj no.
Ob qhov chaw nyob ib puag ncig hauv txhua pab pawg tau cim nrog "+" kos npe, nyob rau hauv uas cov nominal voltage qhov tseem ceeb tau raug txheeb xyuas, thiab peb lwm khub ntawm cov ntaub ntawv uas nyob ib sab raug cim nrog cov ntawv "R", "G", "B". Tag nrho cov ntawm lawv yog nyob rau ntawm lub hwj chim rails ntawm tib lub npe. Yog li, muaj plaub lub log tsheb zoo li no ntawm daim kab xev. Nyob rau hauv cov ntaub ntawv no, peb "tsab ntawv" log tsheb khiav nyob rau hauv parallel ntawm ib tug ntawm nws cov ntug, uas lub anodes ntawm lub diodes tab tom ntsib, thiab lub "zoo" tsheb npav khiav raws nws opposite ntug, uas lawv cathodes tab tom ntsib.
Kev sib txuas ntawm diodes hauv RGB strips
Yog tias koj tso daim kab xev rau hauv txoj hauv kev uas cov ntaub ntawv tiv tauj ntawm lub npav "zoo" nyob rau saum toj, ces cov anodes ntawm peb lub diodes sab hauv ntawm txhua qhov sib xyaw LED, nyob rau sab laug ntawm cov ntaub, yuav raug coj mus rau ib qho "zoo" fais fab tsheb npav. Tsis tas li ntawd, thaum hloov mus rau sab xis, tag nrho cov diodesntawm tib xim yog txuas nrog nyob rau hauv series nrog rau sab laug tshaj ib tug, kom txog rau thaum lub cathode ntawm txhua tus ntawm lawv yog coj tawm mus rau sab xis hu rau ncoo ntawm tib lub npe ntawm daim kab xev no. Tam sim no-txheej resistors yog txuas nrog nyob rau hauv series ntawm cov khoom uas nyob ib sab.
Cov chaw nyob sib ze ntawm tib xim, nyob nruab nrab ntawm ob txoj kab txiav, tau txuas ncaj qha rau ib leeg los ntawm ntu ntawm cov log tsheb sib xws. Yog li RGB LED sawb kab teeb duab tso cai rau koj siv qhov hluav taws xob rau nws los ntawm ob sab.
Cov lus qhia dav dav rau kev txhim kho LED strips
Tsis txhob yuav lawv yam tsis paub ua ntej koj yuav nruab lawv li cas. Ua-nws-koj tus kheej LED sawb thaiv tau nyob rau hauv qee kis yuav yooj yim li ntsaws rau hauv lub teeb txawb rau hauv lub qhov hluav taws xob. Hauv lwm tus, nws yuav tsum tau txiav, tso tawm thiab rub cov hlua txuas, nruab cov txuas tshwj xeeb ntawm lawv, lossis txuas rau lawv rau cov khoom siv hluav taws xob ntau yam khoom siv hluav taws xob.
Rau mounting, nco ntsoov xav txog cov hauv qab no ua ntej:
• Yuav tsum tau daim kab xev ntev / tus lej.
• Kev siv hluav taws xob thiab khoom siv hluav taws xob.
• Qhov chaw ntawm LEDs ntawm daim kab xev.
• Nws qib ntawm kev hloov pauv.
• Puas yog txoj kev npaj LED sawb thaiv xav tau cov khoom xws li cov khoom sib txuas.
• Puas muaj qhov yuav tsum tau ua.
LED strip zog
Ua ntej yuav ib qho ntawm lawv, koj yuav tsum tau txiav txim siab ntawm lub zog tso cainoj. Txoj kev txuas ntawm LED sawb feem ntau nyob ntawm qhov ntsuas no. Ua ntej, koj yuav tsum xyuas kom meej tias koj lub qhov hluav taws xob tuaj yeem muab lub zog xav tau ntawm LEDs. Nws yooj yim heev los xam.
Nrhiav seb koj lub hwj chim muab tau npaum li cas. Piv txwv li, ib lub qhov (socket) raug ntsuas rau 15 A. Ntawm 220 V mains voltage, mus txog 3300 watts yog cov zis. Nws raug nquahu kom koj tsis txhob thauj khoom nrog ntau dua 80% ntawm nws lub peev xwm, yog li tsis txhob txuas ntau dua 2640W. Ntawm qhov tshwj xeeb ntawm daim kab xev koj xav yuav, koj yuav tsum nrhiav lub zog. Nco ntsoov tias qee zaum nws tau qhia rau ntawm lub nruas - chav tsev xa tawm los ntawm lub Hoobkas ib chav tsev ntev (ko taw lossis meter) lossis ib qho LED. Hauv ob txoj kev xaiv kawg, koj yuav tsum xam pes tsawg taw (meters) ntawm daim kab xev lossis pes tsawg diodes yuav siv rau hauv koj qhov project tag nrho, thiab muab faib los ntawm lub zog teev. Qhov no yuav qhia rau koj paub yog tias koj txoj hlua hluav taws xob LED yuav muaj kev nyab xeeb.
Lwm qhov laj thawj uas yuav tsum tau them nyiaj rau lub zog ntawm LED strips yog lub zog siv. Txawm hais tias lub zog siv hluav taws xob tsawg ntawm LEDs (piv rau feem ntau ntawm lwm hom teeb pom kev zoo), tag nrho ntau pua tseem yuav ntxiv rau koj daim nqi hluav taws xob.
Txhim lub teeb ci LED rau lub computer
Qhov no yog ib txoj hauv kev zoo tshaj plaws rau lub zog LED strips, txij li kev hloov pauv hloov hluav taws xob (UPS) ntawm lub PC, raws li txoj cai, muaj ib qho ntawm cov zis rau raws nraim 12 V, uassib raug rau lub nominal mov voltage ntawm feem ntau monochrome qauv. Ntawm no nws yog ib qho tseem ceeb kom tsis txhob ua yuam kev thaum txiav txim siab qhov tso cai thauj khoom ntawm UPS. Txhua tus ntawm lawv muaj daim ntawv lo qhia qhov ntsuas tam sim no rau txhua qhov tso zis hluav taws xob. Ib txwm UPS nrog tag nrho lub zog ntawm 400 W ntawm qhov hluav taws xob ntawm 12 V tso cai rau tam sim no ntawm 16 A, uas sib haum rau 190 W. Kev siv hluav taws xob tshwj xeeb ntawm 12V LED strips yog li ntawm 2.5 txog 14.5 W / m.
Txuas LED sawb fais fab mov
Qhov kev xaiv ntawm kev sib txuas ntawm LED sawb rau PC UPS tseem, yog li hais, "tsis yog tus qauv", yoog. Tam sim no, kev ua lag luam muaj ntau yam khoom siv hluav taws xob sib txawv txuas nrog lub ntsiab, nrog rau cov zis ntawm 12 thiab 24 V. Ntawm lawv, muaj ob qho tib si siv thoob ntiaj teb thiab cov cuab yeej tshwj xeeb rau kev siv hluav taws xob LED strips. Thaum xaiv lawv, koj yuav tsum coj mus rau hauv tus account cov lus pom zoo saum toj no rau kev txiav txim siab qhov kev tso cai siv hluav taws xob ntawm lub teeb pom kev zoo thiab sib piv nws cov ntsuas hluav taws xob rau lub zog hluav taws xob.
Yuav tswj lub ci ntawm RGB tapes
Saum toj no, thaum txiav txim siab qhov chaw ntawm lub diodes hauv cov khoom siv teeb pom kev zoo no, nws tau sau tseg tias lawv tau txuas nrog peb ceg sib txuas, hauv txhua qhov LEDs ntawm ib qho xim tsuas yog txuas nrog hauv cov koob. Raws li, txuas tus maub los rau LED sawb txhais tau hais tias txuas txhua ntawm peb ceg no rau cov khoom siv hluav taws xob los ntawm nws tus kheej transistor hloov tswj los ntawm tus maub los nti.
BNws los nrog cov chaw taws teeb tswj nrog. Nws muaj ib qho infrared emitting LED, thiab cov maub los unit muaj ib tug txais infrared sensor tswj los ntawm ib tug tshwj xeeb microcircuit.
Daim duab kev sib txuas ntawm LED sawb maub los suav nrog kev txuas nws mus rau lub hauv paus los ntawm lub zog hluav taws xob nrog 24 V voltage tso zis.
Ntau zaus, RGB strips raug muag raws li pob khoom nrog nws thiab RGB controllers, nrog rau lawv cov tswv yim thiab cov khoom sib txuas sib txuas, thiab cov cable txuas kuj suav nrog.
