LED Dej nyab teeb: Yuav ua li cas cov teeb pom kev sab nraum zoov txhua qhov chaw ua haujlwm

LED dej nyab teeb yog qhia, aimable LED luminaires uas tsom ib lub teeb ntawm lub teeb mus rau ib qho chaw, khoom, los yog nto. Ib qho tseem ceeb ntawm ob sab hauv thiab sab nraud illumination yog dej nyab. Txawm li cas los xij, "floodlighting luminaires" lossis "floodlights" feem ntau yog siv hauv kev lag luam teeb pom kev zoo los piav txog huab cua tsis zoo sab nraum zoov luminaires uas muaj kev ua haujlwm, suab nrov, lossis thaj chaw teeb pom kev zoo rau ntau lub hom phiaj. Floodlights yog, qhov tseeb, ib yam khoom tsis meej. Floodlights yog cov luminaires sab nraum zoov uas tsim cov nqaj nqaim ntawm lub teeb rau kev tsom teeb lossis teeb pom kev ntev ntev ntxiv rau qhov dav dav ntawm lub teeb uas lawv tsim los ua haujlwm. Yog li, lub teeb pom kev sab nraud uas yog npaj los tsim cov teeb pom kev zoo ntawm qhov chaw teev tseg yuav raug piav qhia tias yog lub teeb dej nyab.

Daim ntawv thov
Hom ntau yam ntawm sab nraum zoov teeb pom kev zoo yog dej nyab. Floodlights tuaj yeem yog qhov kev xaiv tsim nyog rau yuav luag txhua daim ntawv thov sab nraum zoov uas hu rau kev taw qhia kev teeb pom kev zoo nyob rau hauv ib cheeb tsam tshwj xeeb, tshwj tsis yog txoj kev teeb pom kev zoo thiab txoj kev teeb pom kev zoo, uas yuav tsum muaj cov qauv kab teeb raws li txoj kev tsim. Floodlights muab cov kev daws teeb meem uas ua rau kev ua tau zoo ntawm photometric kom zoo dua los ntawm "sim thiab hloov kho" txheej txheem ua tsaug rau lawv cov ntau yam ntawm cov qauv ntawm cov nqaj thiab lumen pob, kho qhov muag lub peev xwm, thiab hloov tau yooj yim mounting xaiv. Lawv tuaj yeem siv los nqa cov chaw sab nraum zoov thiab cov chaw ua haujlwm txhua hnub rau hmo ntuj lossis ua kom pom tseeb rau qee qhov kev tsim vaj tsev thiab toj roob hauv pes, tig qhov tsis zoo li façade rau hauv qhov chaw zoo nkauj hmo ntuj.

Thaj chaw illumination
Cov chaw loj geometric xws li kev sib tshuam ntawm txoj kev, chaw nres tsheb, tsheb ntau, tshav dav hlau aprons, chaw ua si, chaw ua si, chaw ua si, chaw cia khoom, chaw nres tsheb thauj khoom, thiab cov chaw xa xov tooj tuaj yeem teeb pom kev los ntawm cov teeb pom kev zoo ua haujlwm raws li thaj chaw teeb pom kev zoo. Cov teeb pom kev nyab xeeb tau siv los ua cov neeg ua haujlwm hauv cov teeb pom kev zoo siab mast, txawm hais tias lawv yuav tsis zoo rau cov neeg taug kev- thiab lub nroog-loj teeb pom kev zoo vim muaj peev xwm cuam tshuam lub teeb thiab teeb pom kev zoo. Cov chaw xws li cov tsev tsev, tsev so, thiab tsev kho mob uas tsis nyob ib puag ncig ntawm thaj chaw teeb pom kev zoo feem ntau muaj lub teeb pom kev zoo siab. Txhawm rau kom ntseeg tau tias qhov muaj zog tshaj plaws ntawm cov kab teeb yuav raug coj mus rau qhov tseeb tias nws yuav tsum tau ua, cov teeb pom kev zoo tuaj yeem taw qhia rau txhua qhov kev taw qhia los ntawm lub siab mast headframe. Rau kev cuam tshuam me me lossis tsis sib haum xeeb nrog thaj av, cov mast siab yuav tsum nquag muab ntsia rau ntawm ntug lossis qee qhov deb ntawm lub hom phiaj. Floodlights 'lumen tej pob khoom thiab cov qauv teeb pom kev zoo yuav raug tsim kom phim lub siab mast qhov kev tso kawm.

Teeb pom kev kis las
Rau cov chaw ntau pob, arenas, chaw ua si, chaw ua kis las, thiab lwm qhov chaw sab nraum zoov uas muaj kev ua kis las xws li archery, baseball, kev sib tw tsheb kauj vab, golf, kev sib tw, kev sib tw nees, ncaws pob, ntaus pob tesniv, skating, thiab kab civliv, kev ua si teeb pom kev zoo. dej nyab teeb kom muaj teeb pom kev zoo ib yam. Tib yam ntawm cov luminaires uas tuaj yeem siv rau kev ua kis las sab nraum zoov yog cov teeb pom kev ncaj qha rau dej nyab vim tias feem ntau tsis muaj cov qauv los tso rau saum qhov muag teeb rau thiab tsis muaj qhov chaw kom hloov lub teeb rov qab los ntawm qhov chaw ua si. Qhov tseem ceeb ntawm lub teeb pom kev zoo, qhov sib npaug sib npaug, qhov sib faib lub teeb, qhov siab qhov siab, kev taw qhia, thiab qhov chaw yuav tsum tau ua tib zoo xav txog thaum tsim lub teeb pom kev ua kis las. Floodlighting feem ntau yog xa los ntawm ob peb lub ces kaum kom txo cov duab ntxoov ntxoo thiab teeb pom kev zoo thaum txhim kho qhov pom ntawm lub hom phiaj ua si thiab cov neeg ua qauv ua qauv.

toj roob hauv pes illumination
Txhawm rau ntxiv kev ua yeeb yam, kev zoo nkauj, qhov tob, qhov ntev, kev ntxhib los mos, qhov chaw, thiab cov ntsiab lus tsom mus rau cov duab toj roob hauv pes, cov teeb pom kev zoo yog qhov xav tau. Cov teeb no tuaj yeem siv los qhia txog cov duab hardscape, xws li cov mlom, cov ciav dej, cov monuments, lossis lwm yam khoom vaj tsev tsim los ua ib feem ntawm cov phiaj xwm toj roob hauv pes. Feem ntau, cov teeb pom kev nyab xeeb yog siv los teeb pom cov ntoo, hav txwv yeem, thiab lwm yam nroj tsuag uas siv los ua kom zoo nkauj ib qho qauv lossis thaj chaw. Cov txheej txheem no muaj xws li ntxuav teeb pom kev zoo, uplighting, moonlighting, spotting, silhouetting, thiab shadowing. Yuav luag tsis muaj kev txwv tsis pub muaj teeb pom kev zoo tuaj yeem ua tau ua tsaug rau kev xaiv loj ntawm cov teeb pom kev zoo thiab kev sib xyaw ua ke ntawm cov teeb pom kev zoo.

Teeb pom kev zoo rau cov qauv thiab facades
Ib lub tsev lossis cov qauv kev tsim vaj tsev yog ib qho tseem ceeb ntawm kev tsim qauv uas yuav tau hais qhia kom muaj kev sib txawv, qhov tseem ceeb, thiab kev lees paub. Architectural floodlighting luminaires tuaj yeem siv rau cov teeb pom kev zoo, phab ntsa grazing, thiab phab ntsa ntxuav, uas da dej tag nrho cov phab ntsa hauv cov teeb pom kev zoo thiab ua kom pom kev zoo nkauj ntawm qhov chaw ntsug. Cov teeb pom kev nyab xeeb tuaj yeem siv los qhia txog qhov kev thov rov hais dua ntawm kev tsim vaj tsev, xws li cov tsev, txuas hniav, thiab cov chaw ua si, thiab muab qhov kev xav tsis txaus ntseeg ntawm peb-dimensionality.

Kev ruaj ntseg teeb
Txhawm rau muab kev ruaj ntseg teeb pom kev zoo, cov teeb pom kev nyab xeeb feem ntau ua nyob ib puag ncig ntawm thaj chaw ntawm thaj chaw, kev lag luam, kev lag luam, thiab cov tuam tsev lossis cov tsev haujlwm. Teeb pom kev tuaj yeem cuam tshuam kev ua txhaum cai thiab muab kev xav tias qhov chaw muaj kev nyab xeeb. Lub teeb pom kev dav dav ntawm lub teeb pom kev zoo tuaj yeem txhim kho kev pom, tiv thaiv cov tub sab tub nyiag, thiab ua kom muaj kev ua haujlwm raug ntawm cov cuab yeej kev ruaj ntseg ntxiv xws li lub koob yees duab saib xyuas thiab lub tswb nrov video.

Sab nraum zoov teeb pom kev zoo uas yog industrial
Dej nyab lub teeb yog nquag siv los txhawb thaj chaw thiab ua haujlwm teeb pom kev zoo rau cov chaw ua si thiab cov chaw tsim khoom sab nraum zoov xws li roj av refineries, tshuaj nroj tsuag, drilling rigs, roj depots, dej phwj kho cov nroj tsuag, thiab qhib qhov mines. Kev lag luam teeb pom kev zoo tuaj yeem tsim los tuav kom tau raws li qhov xav tau no thiab tau lees paub siv nyob rau hauv qhov chaw muaj kev phom sij raws li IEC lossis NEC / CEC cov qauv vim tias cov av noo siab, nplaim hluav taws xob vapors, cua corrosive, thiab cov khoom siv phom sij yuav muaj nyob hauv cov cheeb tsam no.

portable light posts
Lub teeb txawb txawb yog lub teeb pom kev zoo rau pej xeem ib ntus uas tau teeb tsa rau ntawm lub tsheb thauj khoom thiab siv rau kev teeb pom kev zoo rau pej xeem ib ntus ntawm qhov chaw ua haujlwm, cov xwm txheej sab nraum zoov, thiab teb kev puas tsuaj. Nyob rau hauv lub taub hau ntawm ib tug retractable mast, ib tug xov tooj ntawm floodlighting luminaires yog muab tso rau. Lub mast retractable yuav siv tau sai thiab tsuas yog siv tib neeg los yog hluav taws xob winch.

Teeb pom kev zoo Engineering
Thawj qhov chaw teeb pom kev zoo rau cov teeb pom kev nyab xeeb yav dhau los yog cov teeb hluav taws xob siab siv (HID), tshwj xeeb tshaj yog kub siab sodium (HPS) thiab hlau halide (MH) teeb. Txawm li cas los xij, kev siv cov roj tso tawm no los nrog ntau qhov kev cuam tshuam. HPS tuaj yeem ua tiav qhov kev ua tau zoo ntawm 70 thiab 140 lm / W, tab sis lub teeb lub tshuab tsim tawm tuaj yeem cuam tshuam loj npaum li cas tib neeg pom xim. Yog li ntawd, tsuas muaj ob peb daim ntawv thov rau HPS teeb. HPS teeb pom kev zoo yog nquag siv hauv thaj chaw teeb pom kev zoo uas xav siv tsis cuam tshuam los ntawm xim xaum xim. Nyob rau hauv sib piv rau HPS teeb pom kev zoo, uas feem ntau muaj ib tug CRI (xim rendering Performance index) ntawm 22, MH teeb muab ib tug respectable xim kev ua tau zoo (feem ntau ib tug CRI ntawm 65) rau xim-sensitive daim ntaub ntawv xws li kev ua si teeb pom kev zoo. Ntawm qhov tod tes, MH teeb muaj lub zog tsis zoo thiab lub neej luv luv uas txo qis kev rov qab los ntawm kev nqis peev (ROI) ntawm cov thev naus laus zis no, ntxiv rau lawv cov hluav taws kub hnyav, suab nrov, thiab hluav taws xob UV.

Txoj kev loj hlob ntawm cov teeb pom kev zoo tsim tau pom los ntawm kev nce qib txuas ntxiv thiab ntau qhov kev tshawb pom tseem ceeb. Lub teeb emitting diode (LED) thev naus laus zis, uas yog raws li semiconductors, yog qhov kev nce qib tshiab tshaj plaws hauv kev teeb pom kev zoo. Ntau qhov teeb meem ntawm HID teeb pom kev zoo raug tshem tawm los ntawm LED thev naus laus zis, uas ua rau cov teeb pom kev nyab xeeb los muab qhov tshwj xeeb ROI. Qhov kev ua tau zoo ntawm cov LEDs siv tau tam sim no nyob ze 200 lm / W. Thaum HID teeb pom kev zoo muaj qhov ua haujlwm qis dua (70-85 feem pua), qhov kev qhia ntawm LEDs tso cai rau 95 feem pua ​​​​ntawm cov teeb pom kev zoo los ntawm LEDs kom tshem tawm ntawm lub luminaire. High optical thiab lub zog hloov dua siab tshiab ua rau muaj kev ua haujlwm pheej yig tshwj xeeb thiab rov qab sai. Qhov me me ntawm kev saib xyuas yuav tsum tau nyob thoob plaws hauv lub sijhawm ntawm cov khoom lag luam thiab lub neej ntev ntawm kev tsim kho kom raug ntxiv kom txo tau tag nrho cov nqi ntawm cov tswv cuab. Thaum lub luminaire tswj los ntawm cov sensors lossis cov tswj uas tuaj yeem teb rau ambient thiab cov neeg nyob hloov pauv lossis sib txuas lus nrog lwm cov khoom siv thiab cov tshuab, kev txuag hluav taws xob ntawm LED dej nyab teeb yuav nce ntxiv.

Qhov zoo ntawm LED dej nyab teeb pom kev zoo mus dhau nws lub neej ntev, kev siv hluav taws xob zoo heev, thiab kev saib xyuas tsawg. Rau kev siv dej nyab teeb pom kev zoo, LED thev naus laus zis tau txhim kho qhov teeb pom kev zoo. Hauv qhov tseem ceeb, lub teeb taw qhia rau pem hauv ntej tuaj yeem piav qhia raws li Lambertian spatial siv kev faib tawm uas LEDs tawm. Qhov no ua rau siab homogeneity lub teeb faib los ntawm kev ua haujlwm siab kho qhov muag siv qhov tshwj xeeb optics ua rau qee yam ntawm ib leeg LEDs lossis arrays. Hauv kev tsim teeb pom kev zoo, txawm tias lub teeb pom kev sib faib thoob plaws ib puag ncig lossis thaj chaw tseem ceeb heev. Feem ntau ntawm cov teeb pom kev zoo uas tsim los ntawm HID systems ntog nyob rau hauv lub luminaire, ua kom muaj qhov kub thiab txias siab. Txij li HID teeb pom kev zoo feem ntau muaj qhov tsis zoo sib xws (6: 1), qhov no tuaj yeem ua rau muaj qhov sib txawv ntawm qhov ci ntsa iab nyob rau hauv cov teeb pom kev zoo nyob ze, yuav tsum muaj qhov loj me me los tsim kom muaj qhov tsis zoo sib xws. Nws muaj peev xwm tsim LED dej nyab teeb uas cuam tshuam ib qho kev faib tawm ntawm lub teeb hla ib qho chaw lossis cheeb tsam nrog qhov pom kev sib txawv ntawm qhov tsawg dua 3: 1. Qhov sawv cev tas li ntawm sceneries lossis cov khoom nyob rau hauv ib cheeb tsam teeb pom kev zoo yog ua tau los ntawm kev teeb pom kev zoo, uas tseem tiv thaiv kev pom kev tsis pom kev tsis zoo thiab txo qhov zaus ntawm qhov muag hloov pauv ntawm lub zeem muag sib txawv. Nws kuj tseem muaj peev xwm ua kom qhov sib txawv ntawm qhov sib txawv nrog cov teeb pom kev zoo sib xws, uas txo qis cov khoom siv thiab cov nqi teeb tsa.

Qhov zoo tshaj plaws spectrum kev ua tau zoo ntawm LED dej nyab teeb yog lwm qhov ntawm nws qhov kev txaus siab. CRI ntawm cov LEDs pheej yig tshaj plaws nyob rau hauv kev ua lag luam, uas yog ib qho kev nce ntxiv ntawm HID qhov chaw teeb pom kev zoo, yog nyob rau hauv 70 txog 80 ntau yam. Feem ntau ntawm cov xim rendering xav tau nyob rau hauv daim ntawv thov teeb pom kev zoo sab nraum zoov tej zaum yuav ua tau raws li qhov degree ntawm xim fidelity. Txhawm rau kom ua tau raws li qhov yuav tsum tau ua kom nruj tshaj plaws rau kev ntxub ntxaug xim, cov spectral muaj pes tsawg leeg ntawm LEDs yuav raug tsim los muab tshwj xeeb xim rendition nrog CRI ntau tshaj 90. Qhov sib piv scotopic/photopic (S/P), uas yog siv los ntsuam xyuas lub teeb qhov chaw. Kev siv tau zoo (rau qhov pom kev ua tau zoo) thaum lub teeb siv lub teeb poob qis, yog lwm qhov tseem ceeb spectral feature ntawm LEDs. LED dej nyab teeb muaj qhov sib piv S / P siab li 2.0 lossis ntau dua, qhov sib piv rau qhov qis S / P piv (0.65) ntawm HPS teeb. Thaum raug teeb pom kev zoo nrog qhov sib piv S / P siab, mesopic tsis pom kev, uas yog nyob nruab nrab ntawm cov scotopic thiab photopic ranges, ua tau zoo dua hauv thaj tsam peripheral tsis pom kev. Sab nraum zoov teeb pom kev zoo uas yog npaj los tswj lub tsheb tsheb feem ntau muaj qhov nruab nrab lub teeb nyob rau hauv mesopic ntau. Yuav kom tswj tau tus neeg tsav tsheb pom kev thiab txo qis kev sib tsoo, ib tus xav tau kev pom zoo mesopic.

Qhov pib-up thiab kub restart kev txhawj xeeb uas HID teeb pom kev zoo yuav tsum tsis txhob muaj teeb meem rau LED dej nyab teeb. Rau HID teeb pom kev zoo los muab lawv qhov zoo tshaj plaws tso zis, lub filament yuav tsum ua ntej sov. Txog li 10 feeb tuaj yeem faib rau lub sijhawm sov so. HID system kub rov pib dua yog qhov teeb meem loj dua li kev pib kub. Nws yuav siv sijhawm li nees nkaum feeb los ua kom tiav cov txheej txheem kub hnyiab, uas suav nrog lub voj voog txias / cua sov. Kev sib sau ua ke sab nraum zoov loj tuaj yeem muaj kev ntxhov siab thiab ntshai vim yog lub sijhawm ncua ntev. Qhov kev pheej hmoo kub kub nrog HID teeb pom kev zoo raug tshem tawm los ntawm kev ua haujlwm ntawm lub teeb pom kev ntawm LED, uas ua rau muaj kev ruaj ntseg thaum muaj xwm txheej ceev.

Thaum ua ke nrog tus neeg tsav tsheb tsim nyog uas muaj peev xwm ua tau zoo tswj qhov dimming, LEDs pab kom lawv lub teeb tso zis hloov pauv mus rau txhua qib uas xav tau, sib piv rau HID lub peev xwm dimming. LED dej nyab teeb yuav raug tswj kom muaj lub zog zoo heev vim tias lawv lub sijhawm teb sai rau kev hloov pauv ntawm lub zog. Qhov no muaj ntau yam kev tswj teeb pom kev zoo rau lub hom phiaj ntawm kev txuag hluav taws xob thiab teeb pom kev zoo. Tshwj xeeb, qhov xwm txheej ntawm LED teeb pom kev zoo ua rau nws muaj peev xwm siv LED dej nyab teeb pom kev hauv vaj tse thiab toj roob hauv pes teeb pom kev zoo los tsim ntau yam tsis muaj kev txwv thiab kev sib xyaw ua ke ntawm cov teebmeem dynamic.