Ntau lub zog-npaum thiab muaj peev xwm ua tau zoo dua cov teeb pom kev zoo yog dimmable LED qhov muag teev. Yog li ntawd, qhov dimming system yuav dhau los ua qhov kev xaiv teeb pom kev zoo tshaj plaws hauv qee qhov teeb pom kev lag luam, teeb pom kev lag luam, lossis kev siv teeb pom kev zoo hauv tsev. Kev ua lag luam muaj plaub txoj kev daws teeb meem rau dimming LED teeb. Qhov twg yog qhov zoo tagnrho rau koj qhov project teeb pom kev zoo LED?
1.phase darkening
Phase dimming tshuab hloov cov khoom siv hluav taws xob kom dim lub teeb coj teeb. Muaj ob hom kev siv tshuab sib txawv.
Ntug-dimming teeb pom kev zoo
Siv lub thyristor Circuit Court, ua-ntug dimming-tseem hu ua "FPC"-txiav cov input voltage ntawm AC theem 0, thiab tsis muaj voltage input kom txog thaum lub thyristor hloov. Txhawm rau ua tiav lub hom phiaj ntawm dimming, sine waveform hloov pauv los ntawm kev kho lub kaum sab xis ntawm txhua qhov ib nrab-yoj ntawm qhov hloov pauv tam sim no. Qhov no hloov cov txiaj ntsig zoo ntawm qhov hloov tam sim no.
Kev hloov kho siab, kev ua haujlwm siab, kev cog lus me me, lub teeb yuag, thiab kev ua haujlwm ntev ntev yog cov txiaj ntsig ntawm kev txiav-ntug dimmers. Lawv yog cov thawj coj hauv kev lag luam, thiab hom dimmer no yog siv nyob rau hauv feem ntau ntawm cov khw muag khoom. Niaj hnub nimno theem tswj dimmers feem ntau hu ua thyristor dimmers vim hais tias lawv nquag siv thyristors li hloov cov khoom. Cov nqi qis qis, kev sib raug zoo nrog cov xaim uas twb muaj lawm, thiab qhov tsis muaj qhov yuav tsum tau ua rau rov qab-ntug theem-txiav tswj dimming yog tag nrho cov txiaj ntsig ntawm kev sib txuas FPC dimmers nrog LED teeb.
Qhov tsis zoo ntawm FPC yog nws qhov kev ua haujlwm tsis zoo dimmer, uas feem ntau ua rau me me dimmer ntau thiab nce qhov tsawg kawg nkaus yuav tsum tau tshaj lub zog ntawm ib qho lossis ob peb lub teeb LED. Lub thyristor semi-tshwj xeeb hloov tus yam ntxwv txhais tau hais tias nws tuaj yeem tsuas yog qee qhov tua tam sim no; nws tsis tuaj yeem tig nws tag nrho. Txawm tias thaum nws tau teem rau theem qis tshaj, ib qho faint tam sim no tseem nyob ntawd. Ntau daim ntawv thov ntawm thyristor dimming yog tsim nyog los ntawm cov khoom ntawm micro-tam sim no LED teeb-emitting diodes. Ib qho teeb meem nyuaj hauv kev lag luam ntawm qhov tsis muaj qhov tsis muaj teeb meem ntawm LED dimming txoj hauv kev yog qhov tshwm sim ntawm lub teeb pom kev tsis muaj zog uas txuas ntxiv tom qab lub LED raug kaw.
Daim Ntawv Thov: Cov teeb pom kev zoo nyob hauv tsev thiab lwm cov phiaj xwm me me nrog cov teeb pom kev tsawg tsawg feem ntau ua rau siv triac dimmable coj teeb. Feem ntau ntawm GU10 qhov muag teev lossis lub teeb qis qis qis xaiv siv qhov triac dimming mechanism.
Nyob rau hauv-trailing dimming
Field-effect transistors (FET) lossis insulated gate bipolar transistors (IGBT) yog siv los tsim trailing ntug theem-txiav tswj dimmers. Txij li thaum MOSFET nquag siv los ua cov txheej txheem hloov hauv trailing ntug theem-txiav dimmers, nws yog qee zaum hu ua "MOS raj" lossis MOSFET dimmer. Tsis muaj laj thawj yog vim li cas lub thyristor dimmer tsis tuaj yeem raug tua tag nrho vim MOSFET yog qhov hloov pauv tau tswj tau tag nrho uas tuaj yeem tswj tau ob qho tib si rau thiab tawm.
Tsis tas li ntawd, MOSFET dimming Circuit Court yog zoo dua rau capacitive load dimming tshaj lub thyristor, tab sis cov txheej txheem MOS raj dimming tsis tau tsim vim nws kim kim thiab nyuab heev dimming Circuit Court, uas yog ib qho nyuaj rau khov kho. Kev lag luam dimming tseem tseem yog tus thawj tswj hwm ntawm optical technologies.
Txij li thaum tsis muaj qhov yuav tsum tau ua kom tsawg kawg nkaus, qhov trailing ntug theem-txiav dimmer tuaj yeem ua tiav cov nyhuv dimming zoo dua ntawm ib qho khoom siv teeb pom kev zoo lossis cov khoom me me tshaj qhov ua-ntug theem-txiav dimmer. Txawm li cas los xij, txij li MOS cov raj tsis tshua muaj siv hauv cov tshuab dimming, lawv feem ntau tsuas yog ua rau hauv pob qhov rooj-hom ib lub teeb dimming keyboards. Engineering tej yaam num yuav tsum tsis txhob siv no tom qab txiav theem dimmer nrog tsawg zog. Tsis tas li ntawd, ntau lub tuam txhab tsim teeb pom kev zoo siv lub dimmer no los kuaj qhov dimming ntawm lawv tus kheej dimming tsav tsheb thiab qhov muag teev. Tom qab txhawb lawv tus kheej cov khoom dimming mus rau kev lag luam engineering, uas feem ntau tshwm sim hauv engineering teeb tsa ntawm theem-txiav dimming tsav tom qab kev hloov kho siv thyristor dimming system. Kev tsis sib haum xeeb ntawm cov txheej txheem dimming ua rau flickering, uas tuaj yeem ua mob sai sai rau lub zog los yog lub dimmer.
Daim ntawv thov: LED qhov muag teev, coj downlights, coj taug qab teeb, thiab lwm yam rau sab hauv illumination nyob rau hauv tsev, lag luam, thiab lwm yam.
2. fading ntawm 0/1-10V
Lub {{0}}}/{1-10V dimming ntaus ntawv muaj ob lub voj voog ywj pheej: ib qho hluav taws xob tsis tshua muaj hluav taws xob uas muab cov khoom siv hluav taws xob siv hluav taws xob thiab qhia cov khoom siv teeb pom kev zoo los kho nws lub hwj chim, thiab ib qho hluav taws xob zoo tib yam uas yog siv los qhib lossis kaw lub hwj chim rau cov khoom siv teeb pom kev zoo. Fluorescent teeb dimming feem ntau yog tswj los ntawm lub teeb theem, 0/1-10V dimming controller.
Qhov zoo: Txij li cov khoom siv hluav taws xob txuas ntxiv tau ntxiv rau LED tsav tsheb module thiab ib qho kev tswj xyuas tshwj xeeb tau tsim, ntau lub teeb LED tam sim no tau txais kev txhawb nqa los ntawm 0/1-10V Lub dimmer.
Lub teeb liab hluav taws xob tsis tshua muaj hluav taws xob tsim nyog yuav tsum muaj cov kab hluav taws xob thib ob, ua kom lub tsev xav tau ntau ntxiv.
Daim ntawv thov: 0-10V LED Downlights, 0-10V LED Vaj Huam Sib Luag Teeb, thiab LED Track Lights rau Kev Lag Luam Teeb pom kev lag luam, suav nrog Chaw Ua Haujlwm Teeb pom kev zoo, Lub khw muag khoom teeb pom kev zoo, Tsev kho mob teeb pom kev lag luam, thiab lwm yam haujlwm suav nrog ntau qhov sib txawv LED teeb .
3.DALI dimming
DALI network tau piav qhia los ntawm DALI tus qauv uas muaj qhov siab tshaj plaws ntawm 64 units (txhua qhov chaw nyob tshwj xeeb), 16 pawg, thiab 16 qhov xwm txheej. Kev sib xyaw ua ke ntawm ntau yam khoom siv teeb pom kev zoo ntawm lub tsheb npav DALI tuaj yeem siv los tswj thiab tswj ntau qhov xwm txheej. Ib tug DALI maub los yuav ua tau ntau yam haujlwm nyob rau hauv parallel thiab tswj tau txog li 40 mus rau 50 qhov muag teev uas tuaj yeem muab faib ua 16 pawg hauv kev siv tiag tiag. 30 mus rau 40 cov lus qhia tswj yuav raug tuav ib ob ntawm DALI network. Qhov no txhais tau hais tias rau txhua pab pawg teeb pom kev zoo, tus maub los yuav tsum tswj hwm ob txoj kev dimming txhua ob. DALI hloov pauv rau 1-10V voltage interface los khiav lub ballast; nws tsis yog qhov tseeb point-to-point network. Qhov txiaj ntsig ntawm DALI tshaj li cov lus pom zoo 1-10V dimming yog tias txhua lub node muaj qhov chaw nyob sib txawv thiab cov lus tawm tswv yim, yog li ntawd ntau dua qhov dimming yuav tsis muaj teeb liab attenuation zoo li 1-10V. Txawm li cas los xij, hauv kev xyaum engineering, qhov kev ncua deb no tseem suav tias yog qhov ua tau. yuav tsum tsis txhob ntau tshaj 200 meters.
Txij li thaum lub network DALI tsuas tuaj yeem tswj tau 21 lub teeb puv xim LED, nws pom tseeb tias DALI tsis tsim nyog rau kev tswj cov teeb pom kev zoo. DALI tau tsom mus rau qhov kev cia siab ntawm qhov system, kev ruaj ntseg, thiab kev sib raug zoo thiab yog tsom mus rau kev tswj cov teeb pom kev zoo. Piv rau DALI system, LED teeb pom kev zoo yog qhov loj dua qhov loj. Nws tsim nyog txiav txim siab txog qhov kev txawj ntse ntawm lub system thaum feem ntau nrhiav kev ua yeeb yam ntawm cov teeb pom kev zoo thiab teeb. Rau qhov no, ib qho system uas muaj peev xwm txuas ntxiv tsis tu ncua, qhov chaw siab dua, thiab kev sib txuas rau lub tsheb npav loj dua yog xav tau. reloading muaj peev xwm. Raws li qhov tshwm sim, DALI systems tau nquag siv los ua lub subsystem hauv cov phiaj xwm teeb pom kev loj dua uas siv lwm cov txheej txheem tsheb npav.
Cov txiaj ntsig: DALI dimming tsis tas yuav rov ua dua
Lawv tseem muaj grating teeb liab kab architecture, thiab lawv kim heev. Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias tam sim no DALI dimming tsav tsheb yuav tsum tau siv lub zog siv hluav taws xob txawm tias thaum lub teeb raug kaw kom paub tseeb tias lub microcontroller yeej ib txwm nyob hauv hom standby.
DALI coj downlights, taug qab teeb pom kev zoo, thiab vaj huam sib luag teeb yog siv rau hauv cov chaw lag luam loj, cov tsev, thiab txhua lub tsev so.
4. DMX512 dimming
USITT (American Society of Theatre Technology) tau tsim DMX512 raws tu qauv txhawm rau tswj cov dimmers los ntawm lub console qhov kev sib tshuam digital. DMX512 outperforms lub analog system tab sis poob luv ntawm kev hloov nws tag nrho. Thaum muaj nyiaj muaj, DMX512 raws tu qauv yog qhov kev xaiv uas nyiam vim nws pheej yig, muaj peev xwm, thiab kev vam khom (yog tias tau teeb tsa thiab siv tau zoo).
Cov khoom siv hluav taws xob thiab kev tswj hwm feem ntau yog tsim los ntawm kev sib tw thaum siv DMX512 hauv kev siv tswv yim. RBG kab ntawm LED qhov muag teev yog tsav ncaj qha los ntawm DMX512 maub los, uas tseem tswj tau 8-24 kab. Txawm li cas los xij, qhov project teeb pom kev zoo hauv vaj tse yuav tsum tau teeb tsa ntawm tus maub los ntawm qhov deb ntawm kwv yees li 12 meters, thiab lub tsheb npav tswj tau ua haujlwm nyob rau hauv tib lub hom vim qhov tseem ceeb tsis muaj zog ntawm DC kab. Raws li qhov tshwm sim, tus maub los txoj hlua hluav taws xob yog qhov dav heev thiab feem ntau nyuaj rau kev tsim kho. Txhawm rau kom DMX512 receiver kom tau txais cov lus qhia dimming kom raug, qhov chaw nyob yuav tsum tau teeb tsa, uas kuj yog qhov nyuaj heev hauv kev xyaum. Txhawm rau ua haujlwm nyuaj teeb pom kev zoo, ntau tus tswj hwm tau ua ke, thiab kev ua haujlwm software tsim qauv yuav zoo ib yam. Yog li ntawd, DMX512 yog qhov haum rau cov xwm txheej zoo li theem teeb pom kev zoo thaum cov qij tau ua ke.
Qhov tsis zoo ntawm DMX controllers yog tias lawv xav tau cov hom tshwj xeeb ntawm cov xov hlau thiab cov kab layouts, nrog rau cov kev pab cuam tshwj xeeb los teeb tsa cov xim thiab cov xwm txheej. Qhov no xav tau kev saib xyuas kim yav tom ntej.
Daim ntawv thov: Phab ntsa ntxhua khaub ncaws ntawm tsev so sab nraum phab ntsa yog ib hom teeb pom kev zoo sab nraum zoov.
