High bay teeb pom kev zoo hauv chaw lag luam

Cov khw muag khoom loj, khw muag khoom, chaw muag tsheb, khw muag khoom, chaw sib tham, chaw ua yeeb yam, chaw ua si, chaw ua si, thiab gymnasiums tsuas yog ob peb yam piv txwv ntawm qhov chaw uas muaj kev lag luam - qib siab bay teeb yog npaj rau siv. Cov chaw no feem ntau tsis muaj teeb meem teeb pom kev zoo xws li cov av noo ntau dhau, corrosive atmospheres, tshuaj caustic, plua plav, kev co los ntawm cov tshuab hnyav, qhov kub thiab txias, thiab hluav taws xob qias neeg, tsis zoo li cov tsev lag luam, uas tsis yooj yim rau teeb pom kev zoo.

Cov teeb pom kev zoo hauv lub xeev raws li cov thev naus laus zis LED tau hloov pauv fluorescent thiab HID teeb pom kev zoo nyob rau hauv high bay teeb pom kev zoo. Cov khoom tsim tau hloov pauv vim qhov sib txawv ntawm kev pleev xim ntawm LED teeb pom kev zoo. High bay LED teeb rau kev lag luam siv yog cov khoom lag luam tshwj xeeb uas tau tsim nrog kev txiav txim siab rau qee yam kev siv.

High bay ntawm kev lag luamzoo Ib qho kev daws teeb meem kev lag luam rau cov chaw lag luam nrog lub siab qhib qab nthab yog LED teeb pom kev zoo. Lawv tau tsim los qhia txog lub hom phiaj ntawm cov qauv thiab muaj ntau tshaj li kev teeb pom kev zoo. Tsis zoo li kev lag luam classic- saib cov bays siab, cov tsev lag luam xws li cov khw muag khoom loj thiab cov chaw ua si yuav tsum muaj cov teeb pom kev zoo uas yog ob qho tib si siv zog thiab muaj kev tsim qauv zoo dua. Vim hais tias ntawm LEDs 'qhov me me thiab lub xeev ruaj khov, cov neeg tsim hluav taws xob tam sim no tuaj yeem tsim cov teeb pom kev zoo uas ua rau muaj kev sib xyaw ua ke thiab ua haujlwm, dhau qhov kev txwv ntawm cov khoom qub qub. Ntxiv nrog rau qhov ua tau zoo ntawm cov khoom siv, cov khoom no muaj kev txuag hluav taws xob.

Kev taw qhia teeb pom kev tsis tuaj yeem ua tau nrog cov pa hlau halide thiab cov qij fluorescent. Nws tuaj yeem nyuaj kom tau txais txiaj ntsig zoo thiab rov ua lub teeb flux ntawm cov omni - cov teeb taw qhia mus rau hauv kev faib khoom muaj txiaj ntsig zoo thiab sib xws. Nrog ua tib zoo tsim cov khoom siv kho qhov muag thib ob, nws muaj peev xwm ua kom tau txais kev xa khoom zoo heev ua tsaug rau LEDs 'kev coj ua lub teeb pom kev zoo thiab cov pob me me.

Vim tias LEDs yog cov khoom siv hluav taws xob, lawv tuaj yeem ua ke rau hauv ntau yam kev tswj teeb pom kev zoo, uas tso cai rau cov teeb pom kev zoo kom haum rau qee qhov kev thov lossis ib puag ncig. High bay LED teeb tuaj yeem ua tiav daim ntawv thov teeb pom kev zoo (LAE), uas sib npaug rau kev txuag hluav taws xob tseem ceeb, los ntawm kev xa cov teeb pom kev zoo thaum xav tau.

Ntau lub luminaire designs thiab kev ua tau zoo variations tshwm sim los ntawm ntau yam ntawm mounting heights, lub teeb distributions, nqi lub hom phiaj, lumen tej pob khoom, xim yam ntxwv, thiab tej chaw uas high bay teeb yuav tsum ua hauj lwm nrog thiab integrate. Kev lag luam- qib high bay LED teeb tuaj yeem ua puag ncig lossis tawm, thiab lawv tuaj yeem teeb tsa ua qauv lossis kev sib xyaw ua ke. Kev siv thiab kev ua haujlwm hauv cheeb tsam, nrog rau cov yam ntxwv ntawm lub tsev nyob sab hauv, txiav txim siab txog daim ntawv thiab kev npaj ntawm cov tshuab no.

Kev ua tau zoo thiab kev cia siab ntawm lub teeb pom kev zoo txiav txim siab lub siab bay LED lub teeb qhov kawg tsim nyog. Lub teeb qhov chaw, tsav tsheb thiab tswj cov khoom, kho qhov muag, thiab lub dab dej kub yog qee qhov teeb pom kev zoo ntawm ob peb yam uas cuam tshuam ntxiv rau cov yam ntxwv no. Txhua tus txheej txheem tsim luminaire yuav ib txwm koom nrog kev lag luam -offs ntawm tus nqi thiab kev ua haujlwm. Cov chaw lag luam 'kev teeb tsa ua haujlwm nruab nrab muaj kev zam ntau dua ntawm kev siv qis qis siab siab LED teeb nrog lub qhov rais me me, txawm hais tias nws nyuaj heev kom ua tau raws li ob qho tib si kev ua tau zoo thiab tus nqi lub hom phiaj tib lub sijhawm.

Kev ntsuas pob LED tau siv ntau qhov kev ua tau zoo sib txawv muaj nyob rau hauv high bay teeb pom kev zoo niaj hnub no. Kev tsim cov pob khoom LED thiab lawv kev koom ua ke rau hauv lub teeb pom kev zoo txiav txim siab lawv cov kev ua haujlwm luminous, kev tu lub lumen, xim kub, xim rendering raug, thiab lifespans. Reflective SMD LEDs ua rau ntawm cov yas coj nti nqa (PLCC) pob platform yog qhov zoo tagnrho rauhigh bay LED teebntawm kev lag luam ntau yam. Hauv kev sib piv rau lwm hom LED pob, xws li ceramic substrate high power packages, chip-on-board (COB) packages, and chip scale packages (CSPs), PLCC LED packages achieve a source effectiveness that is significantly more because the high light extraction efficiency attained highly reflective housings and leadframes. High bay teeb uas siv qhov xav tau SMD LED pob los tsim lub teeb dawb tuaj yeem muaj lub teeb pom kev zoo ntawm ntau dua 180 lm / W thaum ua ke nrog cov tsav tsheb ua haujlwm siab thiab kho qhov muag. Lub sijhawm them rov qab tuaj yeem txo qis los ntawm qhov ua tau zoo. Cov neeg siv kawg tuaj yeem cuam tshuam txawm tias lawv cov peev txheej hauv ob xyoos nrog rau qib ntawm kev ua tau zoo.

Cov xim zoo thiab kev ua tau zoo yog tsim los ua lag luam tawm. Lub teeb spectrum ntawm cov LEDs ua tau zoo heev tsis muaj nyob rau hauv qhov tseem ceeb wavelengths tsim nyog los tsim cov xim vibrant thiab tshaj -saturated nyob rau hauv xiav thiab ntsuab spectral bands. Hauv ntau lub khw muag khoom thiab chaw ua si, cov xim vibrant feem ntau tsim kom muaj kev pom kev nplua nuj. Tsuas yog thaum raug hluav taws xob kho qhov muag nrog qhov sib npaug spectrum tuaj yeem pom qhov muag muag thiab cov xim tsis yooj yim. High colour rendering thiab sov dawb LEDs yog qhov tsis tshua muaj txiaj ntsig vim Stokes poob thiab qhov muag tsis pom kev ntawm lub teeb ntev dua.

Cov pob -Txoj kev tsis ua haujlwm ntawm cov kev xav ntawm SMD LEDs ua rau kev tsim thiab kev tsim vaj tsev ntawm LED luminaire yog ib qho teeb meem tseem ceeb, txawm tias lub sijhawm them rov qab ntawm LED luminaires uas siv cov txiaj ntsig zoo nruab nrab - lub zog LEDs tuaj yeem txaus siab los txhawb kev yuav khoom. Qhov kub thiab txias muaj qhov cuam tshuam loj rau PLCC LED pob ci ntsa iab. Kev degradation sai ntawm cov ntaub ntawv pob ntawm qhov kub siab tuaj yeem ua rau txo qis hauv kev ua tau zoo. Lub sijhawm ua haujlwm ntev lossis siab lub teeb ua rau cov thermoplastic resin daj, uas ua rau lub lumen txo qis.

Lub neej luv luv ntawm lub teeb pom kev tsis zoo ntawm LED yuav ua rau nws qhov kev ua haujlwm siab pib tsis muaj txiaj ntsig tshwj tsis yog tias qhov kub ntawm qhov sib txuas ntawm cov yas LED pob khoom raug tswj xyuas qis dua qhov ntsuas kub siab tshaj plaws nyob rau hauv tag nrho cov tsav tsheb thiab kev ua haujlwm. Cov khoom lag luam kev ua tau zoo dua siv EMC (epoxy molding compound) molded LED pob los ncua qhov pib ntawm qhov ci ci degradation thiab chromaticity hloov nyob rau hauv qhov kub thiab txias. Piv rau cov khoom siv PPA thiab PCT ib txwm, EMC muaj kev ruaj ntseg zoo dua. Quad Flat No-cov pob khoom (QFN), uas muaj qhov ua tau zoo ntawm - thermal channel kom tshem tawm cov cua sov los ntawm LED lub active cheeb tsam, feem ntau yog siv los tsim EMC molded LEDs.

Rau tag nrho cov hnab yas LED kom ua haujlwm tsis tu ncua, kev tswj xyuas thermal yog qhov tseem ceeb. Vim tias epoxy muaj peev xwm tiv taus cua sov, EMC-cov LEDs molded tsis txawv. Thaum tshav kub kub dissipation thiab tsav tsheb txoj cai tam sim no yog ob yam ntawm LED thermal tswj. Yuav kom ua tiav lub teeb pom kev zoo, cov nqi qis - feem ntau siv cov LEDs me me thiab tsav lawv nyuaj. Feem ntau hais lus, cov cua kub ntau yog tsim nyob rau hauv cov pob khoom semiconductor ntau dua qhov tsav tam sim no. Cov ntaub ntawv ntim 'thermal deterioration yog nrawm raws li qhov tshwm sim. Yog li ntawd, ib qho ntawm cov khoom tseem ceeb ntawm kev tswj xyuas thermal yog ua kom cov tsav tsheb tam sim no nyob rau theem tsim nyog.

Txhim kho lub cev muaj peev xwm tshem tawm cov cua sov los ntawm kev sib tshuam LED yog lub hom phiaj tseem ceeb ntawm thermal engineering rau LED luminaires. Lub thermal tsis kam ntawm cov khoom nyob rau hauv tag nrho cov thermal txoj kev yuav tsum tau qis kom lav tau yooj yim thaum tshav kub kub txav nyob rau hauv thiaj li yuav tswj qhov kub thiab txias junction.High bay LED teeb ntawm kev lag luamntau yam feem ntau siv tsawg dua 250 watts ntawm hluav taws xob. Lub thermal load tuaj yeem tswj tau yam tsis tas yuav tsum muaj kev tswj xyuas thermal los ntawm kev siv cov thermal conductivity MCPCBs thiab TIMs ua ke nrog lub qhov dej zoo -tsim lub dab dej kub dhau. Qhov kev txhawj xeeb tseem ceeb yog tias cov dab dej kub yuav tsis raug tsim los txo tus nqi tag nrho ntawm qhov system.

led bay lights

Hauv ntau qhov xwm txheej, kev tsim kho qhov muag kom zoo yog qhov tseem ceeb raws li kev tswj qhov kub thiab txias. Secondary optics, uas muaj peev xwm ua tau ob qho tib si zoo khaws lub teeb los ntawm lub teeb qhov chaw thiab faib lub teeb sib npaug rau qhov siab tshaj plaws qhov sib nrug, tuaj yeem ua rau muaj kev txuag hluav taws xob ntxiv. Tshaj li 90% kev xa khoom kho qhov muag tau ua tau nrog qhov zoo- tsim kho qhov muag. Feem ntau, PMMA lossis polycarbonate lo ntsiab muag arrays yog siv los ua kom tiav qhov kev ua haujlwm siab kho qhov muag. Ib qho SMD LED array tuaj yeem muaj kev tswj hwm tus kheej ua tsaug rau lub lens array uas yog tsim nrog ntau lub lens.

Nrog ntau tshaj 90% kev ua tau zoo, tag nrho cov kev xav sab hauv (TIR) lens array tuaj yeem muab cov khoom siv kho qhov muag los ntawm nqaim mus rau qhov dav. LEDs yog cov khoom siv uas muaj qhov ntom ntom ntom ntom. Ntau dhau luminances los ntawm cov concentrated emitter ua rau glare. Los ntawm kev tsim kom zoo nkauj ambiances, high bay teeb pom kev zoo nyob rau hauv lub lag luam vaj tse yuav tsum txhawb txoj kev loj hlob ntawm ib tug zoo kev thiab ib puag ncig kev koom tes. Rau kev lag luam- qib high bay LED teeb, kev tiv thaiv glare yog qhov tseem ceeb ntawm kev tsim kho qhov muag.

LED tsav tsheb nyob rau pem hauv ntej kawg ntawmhigh bay LED teebtransforms alternating tam sim no (AC) kab hluav taws xob mus rau hauv ncaj qha tam sim no (DC) lub zog raws li cov hluav taws xob khoom ntawm LED array. Feem ntau, hloov hom fais fab mov (SMPS) yog siv los hloov kho DC fais fab mus rau qhov loj ntawm DC lub zog ua ntej. Ib qho -theem lossis ob-theem tsim tuaj yeem siv los ua kom tiav AC rau DC fais fab kev hloov pauv.

Kev hloov pauv hluav taws xob (PFC) thiab DC / DC hloov pauv tau ua ke rau hauv ib lub voj voog hauv ib qho -theem LED tsav tsheb. Ib lub voj voog tshwj xeeb rau kev kho lub zog muaj zog thiab theem thib ob rau DC / DC qhov kev tswj xyuas tam sim no yog cov yam ntxwv ntawm ob -theem LED tsav tsheb. Vim lawv cov nqi pheej yig dua, ib qho -stage drives tau dav siv hauv kev lag luam. Thaum muab piv rau ob-theem tsav tsheb, ib qho kev sib xyaw ua ke uas ua haujlwm ntawm PFC thiab DC / DC hloov pauv tuaj yeem txuag tau 20–50% ntawm cov khoom siv hluav taws xob, qhov loj me, thiab tus nqi. Txawm li cas los xij, ib qho -theem topology muaj qhov nqaim ua haujlwm voltage ntau, siab ripple tam sim no, txwv dimming ntau, txwv PFC kev ua tau zoo, thiab qhov tsis zoo rau overvoltage los ntawm qhov tshwm sim tshwm sim.

Tib -theem LED tsav tsheb feem ntau txwv rau qis- fais fab kev lag luam teeb pom kev zoo nrog rau siab - zoo AC mains. Ib leeg-theem topologies ua tsis tau zoo nyob rau theem siab zog vim lawv ua haujlwm tsis zoo thiab kos npe EMI loj. Vim lawv cov kev ua tau zoo, kev cia siab rau, thiab lub peev xwm dimming, ob-theem tsav tsheb muab tus nqi zoo dua / kev ua tau zoo ntawm cov qib siab tshaj 100W.

Txoj kev sib koom ua ke ntawm kev dimming, kev paub, kev txawj ntse, thiab kev sib txuas rau hauv kev lag luam LED teeb pom kev zoo kom siv lub zog-txuag lub peev xwm ntawm kev tswj teeb pom kev zoo yog tsav los ntawm qhov tsis tau - xaus kev nrhiav kev ua haujlwm. Ob lub pulse -width modulation (PWM) thiab kev txo qis tam sim no (CCR) tuaj yeem siv los dim LEDs. Hauv kev lag luam kev lag luam, 0-10V thiab 1-10V analogue raws tu qauv tau dav siv los tswj kev dimming circuitry. Analog teeb pom kev zoo yuav tsum muab txoj hauv kev rau cov teeb pom kev zoo digital raws li kev txhim kho ntawm cov tshuab txuas thiab Is Taws Nem ntawm Yam (IoT).

LED luminaires tuaj yeem hais txog tus kheej, dimmed, thiab teeb tsa siv lub tshuab xaim lossis wireless sib txuas lus zoo li DALI, Bluetooth mesh, lossis ZigBee. Thaum LED luminaires muaj peev xwm sib txuas lus nrog lawv ib puag ncig (los ntawm kev siv cov ntaub ntawv sau los ntawm cov neeg nyob los yog nruab hnub nrig sensors), cov tswj hauv zos, cov xov tooj ntawm tes, lossis ib qho kev sib xyaw ua ke ntawm cov no, siab - tus nqi ntawm cov ntsiab lus paub txog cov yam ntxwv tuaj yeem qhib tau.