Thaum koj nyob hauv kev lag luam teeb pom kev zoo li cov chaw tsim khoom, tus tsim teeb pom kev zoo, tus neeg muag khoom, lossis tus kws kos duab tshwj xeeb, feem ntau koj yuav tsum tau siv cov ntaub ntawv IES photometric cov phiaj xwm kom nkag siab qhov tseeb tso tawm ntawm lub teeb thiab lumen lub zog rau cov khoom siv uas koj xav nruab rau hauv koj lub tsev. tsim.Rau peb txhua tus hauv kev lag luam teeb pom kev zoo sab nraum zoov, kab lus no nyob ntawm no los pab peb kom nkag siab zoo txog kev nyeem thiab txheeb xyuas cov duab teeb pom kev zoo photometric.
Raws li tau hais los ntawm Wikipedia hauv cov ntsiab lus yooj yim tshaj plaws raws li kev siv rau kev nkag siab optics;Photometry yog kev tshawb fawb ntawm kev ntsuas lub teeb.Daim ntawv qhia txog kev tsom xam photometric tiag tiag yog tus ntiv tes ntawm yuav ua li cas lub luminaire teeb fixture muab nws lub teeb rau cov khoom tsim tshwj xeeb.Txhawm rau ntsuas tag nrho cov teeb pom kev zoo lub kaum ntse ntse thiab qhov siv zog npaum li cas (tseem hu ua nws lub candela lossis tswm ciab fais fab), ceeb toom rau kev tsom xam ntawm lub luminaire uas xa lub teeb, peb siv qee yam hu ua aDaim iav Goniometerlos pab peb txheeb xyuas qhov sib txawv ntawm cov teeb pom kev zoo hauv lub zog thiab kev ncua deb ntawm nws cov qauv.Qhov ntsuas no siv lub teeb ci (candela) thiab ntsuas nws ntawm qhov sib txawv.Qhov kev ncua deb ntawm lub teeb mus rau Goniometer yuav tsum yog 25 ko taw lossis zoo dua kom tau txais qhov tseeb ntsuas ntawm candela (kev siv).Rau IES photometric tsom mus ua haujlwm kom zoo, peb pib los ntawm kev ntsuas lub candelas lossis tswm ciab lub zog ntawm 0 degrees (zero nyob hauv qab lub teeb lossis hauv qab).Tom qab ntawd peb txav lub goniometer 5 degrees thiab txuas ntxiv txav mus ntxiv, ntxiv 5 degrees ntau dua txhua lub sijhawm nyob ib puag ncig lub teeb pom kev zoo kom nyeem cov teeb pom kev zoo.
YUAV UA LI CAS YUAV TAU TXAIS PHOTOMETRIC LIGHT OUTPUT MEASUREMENT PROCESS
Ib zaug, tau mus tag nrho txoj kev nyob ib ncig ntawm 360 degrees, peb txav lub goniometer thiab pib ntawm 45-degree lub kaum sab xis ntawm qhov chaw peb pib thiab rov ua cov txheej txheem.Nyob ntawm qhov chaw teeb pom kev zoo hauv toj roob hauv pes, peb tuaj yeem ua qhov no ntawm ntau qhov sib txawv kom khaws cov lumen qhov tseeb.Daim duab candela, lossis tswm ciab fais fab nkhaus, yog tsim los ntawm cov ntaub ntawv ntawd thiab siv los tsim cov ntaub ntawv IES Photometric peb siv hauv kev lag luam teeb pom kev zoo.Ntawm txhua lub kaum sab xis ntawm lub teeb, peb yuav pom qhov sib txawv ntawm cov luminaire uas feem ntau tshwj xeeb ntawm cov teeb pom kev zoo.Lub teeb faib qauv yog tsim, tseem hu ua tswm ciab hwj chim nkhaus, uas nyob rau hauv lem muab teeb pom kev zoo designers thiab architects nrog ib tug pom kev sawv cev ntawm lub teeb diffused los ntawm ib tug luminaire los ntawm nws optics, shrouds, thiab duab.
Qhov deb deb peb tau txais los ntawm xoom point ntawm kev ntsuas, qhov ntau khaus qhov teeb pom kev zoo.Lub rooj faib khoom candela yog lub candela nkhaus tab sis muab tso rau hauv daim ntawv tabular.
Cov duab kos duab teeb pom kev zoo tsim los ntawm cov kev tshawb pom no qhia koj tam sim ntawd yog tias feem ntau ntawm cov flux (lub lumens, "Flow of light") nce mus rau downwards lossis sideways.
Lub rooj siv coefficient hauv photometry suav nrogfeem pua ntawm lub teeb ntawm lub teeb uas ncav cuag qhov chaw ua haujlwmnyob rau hauv ib qho chaw muab.Qhov sib piv ntawm chav tsev kab noj hniav yog qhov piv ntawm cov phab ntsa rau kab rov tav los yog cov plag tsev mus rau qhov chaw ua haujlwm.Phab ntsa nqus ntau lub teeb.Qhov ntau lawv nqus tau, lub teeb tsawg dua mus rau thaj chaw uas lub teeb raug pov rau.Peb kuj muaj qhov cuam tshuam qhov tseem ceeb ntawm cov kab kos no uas xav txog feem pua ntawm kev xav ntawm cov plag tsev, phab ntsa, thiab qab nthab.Yog tias cov phab ntsa yog cov ntoo tsaus uas tsis pom lub teeb pom kev zoo, qhov ntawd yuav txhais tau tias lub teeb tsawg dua tau cuam tshuam rau peb qhov chaw ua haujlwm.
To taub tias tag nrho cov teeb pom kev zoo no ua haujlwm li cas rau txhua yam khoom, tso cai rau tus tsim teeb pom kev zoo kom npaj qhov siab kom tso lub teeb thiab qhov deb ntawm lub teeb kom teeb pom kev zoo rau sab nraum zoov kom puv qhov chaw nrog lub teeb sib npaug.Nrog rau tag nrho cov ntaub ntawv no, kev npaj photometric thiab kev tsom xam yuav tso cai rau koj (lossis software) yooj yim xaiv tus nqi ntawm cov luminaires uas yuav tsum tau ua rau lub teeb pom kev zoo tshaj plaws tsim cov phiaj xwm los ntawm kev tsim cov wattage tsim nyog thiab lumen tso zis ntau ntau los tsim kom pom cov teeb pom kev zoo. siv cov kev qhia tshwj xeeb uas qhia txog cov degrees ntawm lub teeb lub kaum sab xis uas txhua lub teeb yuav tso rau ntawm cov architects blueprints rau cov cuab yeej.Cov txheej txheem no rau kev txiav txim siab qhov zoo tshaj plaws toj roob hauv pes tsim teeb pom kev zoo thiab cov phiaj xwm kev teeb tsa, tso cai rau cov kws tshaj lij thiab cov kev tsim kho loj ntawm kev yuav cov thawj coj kom tswj tau thiab nkag siab tias lub teeb twg yog qhov zoo tshaj plaws rau nruab rau hauv ib cheeb tsam ntawm cov cuab yeej blueprint los ntawm architects, raws li lub teeb faib. nkhaus thiab lumens tso zis cov ntaub ntawv.
KEV PAB CUAM PHOTOMETRIC PLAN LIGHTING IES DIAGRAM CHART TERMS
Lumens:Luminous flux, ntsuas nyob rau hauv lumens (lm), yog tag nrho cov nqi ntawm lub teeb tsim los ntawm ib qhov chaw yam tsis hais txog kev taw qhia.Lub luminous flux yog muab los ntawm cov tuam txhab teeb thiab cov txiaj ntsig lumen feem ntau suav nrog hauv lub teeb matrix.
Candela:Luminoussiv kuj hu uaBrightness, ntsuas hauv candela (cd), yog tus nqi ntawm lub teeb tsim nyob rau hauv ib qho kev taw qhia tshwj xeeb.Graphically, cov ntaub ntawv no tau muab tso ua ke rau hauv cov kab kos duab uas qhia txog kev siv lub teeb ntawm txhua lub kaum sab xis ntawm 0 ̊ teeb axis (nadir).Cov ntaub ntawv tus lej kuj muaj nyob rau hauv daim ntawv tabular.
Footcandles:Illuminance, ntsuas hauv footcandles (fc), yog qhov ntsuas ntawm qhov ntau ntawm lub teeb uas tuaj txog ntawm qhov chaw.Peb yam uas cuam tshuam rau illuminance yog qhov kev siv ntawm lub luminaire nyob rau hauv cov kev taw qhia ntawm lub nto, qhov deb ntawm lub luminaire mus rau saum npoo, thiab lub kaum sab xis ntawm qhov tshwm sim ntawm lub teeb tuaj txog.Txawm hais tias illuminance tsis tuaj yeem tshawb pom los ntawm peb lub qhov muag, nws yog ib qho kev ntsuas uas siv rau hauv cov qauv tsim.
Thov nco ntsoov: Footcandles yog cov khoom siv ntau tshaj plaws ntawm kev ntsuas siv los ntawm cov kws tshaj lij teeb pom kev zoo los suav cov teeb pom kev hauv cov lag luam thiab cov chaw sab nraum zoov.Lub footcandle txhais tau tias yog lub teeb pom kev ntawm ib qho square feet ntawm ib qho chaw teeb pom kev zoo.Lub koom haum Illuminating Engineering Society (IES) pom zoo cov qauv teeb pom kev zoo hauv qab no thiab qib taw taw kom ua kom pom kev txaus thiab kev nyab xeeb rau cov neeg nyob.
Candelas / Meter:Luminance ntsuas hauv candelas / meter yog qhov ntau ntawm lub teeb uas tawm ntawm qhov chaw.Nws yog qhov qhov muag pom.Luminance yuav qhia ntau ntxiv txog qhov zoo thiab kev nplij siab ntawm tus qauv tsim dua li qhov pom ntawm ib leeg.
Center Beam Candle Power (CBCP):Center beam candlepower yog lub luminous siv nyob rau hauv nruab nrab ntawm ib tug beam, qhia nyob rau hauv candelas (cd).
Cone ntawm Lub Teeb:Cov cuab yeej siv tau zoo rau kev sib piv cov teeb pom kev nrawm thiab kev suav, cones ntawm lub teeb suav cov theem pib taw qhia rau ib chav tsev raws li cov txheej txheem xam cov ntsiab lus.Beam diameters yog sib npaug mus rau qhov ze tshaj plaws ib nrab-taw.
Downlight:Cov cones ntawm lub teeb no muab ib qho kev ua tau zoo uas tsis muaj kev cuam tshuam los ntawm qhov chaw.Cov ntaub ntawv teev tseg yog rau mounting qhov siab, footcandle qhov tseem ceeb ntawm nadir, thiab qhov tshwm sim beam txoj kab uas hla.
Accent Teeb pom kev zoo:Cov qauv ntawm lub teeb los ntawm adjustable accent luminaires yog nyob ntawm seb lub teeb hom, wattage, lub teeb qaij thiab qhov chaw ntawm lub dav hlau illuminated.Cov ntaub ntawv ua haujlwm ib leeg yog muab rau cov dav hlau kab rov tav thiab ntsug, nrog lub teeb qaij ntawm 0 ̊, 30 ̊, lossis 45 ̊ aiming.
Beam Lub Teeb Pom Kev:Beam light aiming diagrams tso cai rau tus tsim qauv yooj yim xaiv qhov kev ncua deb ntawm phab ntsa kom pom lub luminaire thiab tau txais lub teeb nruab nrab ntawm lub teeb qhov xav tau.Rau teeb pom kev kos duab khoom ntawm phab ntsa, 30 ̊ aiming yog nyiam.Ntawm lub kaum sab xis no, 1/3 ntawm lub nqaj ntev yuav nyob saum CB point, thiab 2/3 yuav nyob hauv qab nws.Yog li, yog hais tias ib tug painting yog peb ko taw siab, npaj rau lub CB yuav tsum tau aimed ntawm 1 ko taw hauv qab ntawm sab saum toj ntawm daim duab.Rau kev tsim qauv ntawm cov khoom peb-dimensional, ob lub teeb feem ntau yog siv, lub teeb tseem ceeb thiab lub teeb puv.Ob leeg yog tsom yam tsawg kawg 30 ̊ qhov siab thiab nyob 45 ̊ tawm axis.
Phab ntsa Wash Lighting Data:Asymmetric phab ntsa ntxhua khaub ncaws yog muab nrog ob hom kev ua haujlwm.Ib daim ntawv qhia kev ua tau zoo ib leeg qhia txog qib illuminance ntawm ib-taw increments raws thiab nqes ib phab ntsa.Ntau-unit daim duab qhia kev ua tau zoo ntawm cov chav nruab nrab suav los ntawm plaub chav tsev layout.Illuminance qhov tseem ceeb yog plotted centerline ntawm ib chav tsev thiab nyob nruab nrab ntawm units.1.Illuminance qhov tseem ceeb yog cosine-corrected thawj qhov tseem ceeb.2.Tsis muaj chav nyob ntawm qhov sib cuam tshuam ua rau muaj txiaj ntsig illuminance.3.Hloov qhov sib nrug ntawm chav tsev yuav cuam tshuam rau qib illumination.
LUB HOM PHIAJ NTAWM LANDSCAPE LIGHTING PRODUCTS VARIES
Kev nkag siab txog qhov teeb pom kev zoo li cas thiab ntsuas ntsuas yog ib txwm tseem ceeb hauv kev lag luam sab nraum zoov teeb pom kev zoo.Thaum siv teeb rau tej yaam num loj, peb yuav tsum tau npaj kom deb li deb ua ntej thiab nkag siab tias peb tab tom tsim peb cov phiaj xwm teeb pom kev zoo kom pab peb paub deb ua ntej ntawm lub sijhawm, lub teeb peb yuav nruab qhov twg, thiab pes tsawg peb yuav nruab ntawm qee qhov deb kom tau txais. lub teeb pom kev zoo.Qhov no yog vim li cas ntawm Garden Light LED peb lub kaus mom tawm mus rau qhov chaw teeb pom kev zoo, IES engineers thiab Intertek cov qauv rau cov teeb pom kev tsis tshua muaj hluav taws xob uas lub hom phiaj muab peb cov kev lag luam nrog cov ntawv nyeem tseeb rau kev ntsuas lub teeb zoo thiab muab cov ntaub ntawv rau peb cov kws tshaj lij tuaj yeem siv. los tsim kev tsim teeb pom kev zoo dua thaum txiav txim siab yuav smarter.
Yog tias koj tab tom yuav khoom rau sab nraum zoov teeb pom kev zoo, peb ib txwm pom zoo saib rau ntau ntawm lwm tus neeg muag khoom ua piv txwv cov tuam txhab hais txog cov lumen siab tawm ntawm tus nqi qis, vim tias hauv peb qhov chaw kuaj duab photometric, cov teeb pom kev zoo ntawm ntau lwm yam tsis tshua muaj hluav taws xob toj roob hauv pes teeb pom kev zoo cov npe nyob rau hauv Teb Chaws Asmeskas thiab txawv teb chaws, poob qis heev ntawm lawv cov lus qhia tshwj xeeb thiab lub zog xav tau lub teeb pom kev zoo nrog lawv cov khoom pheej yig.
Thaum koj tab tom nrhiav qhov zoo tshaj plaws toj roob hauv pes teeb pom kev zoo, peb zoo siab tos txais koj hu rau peb thiab peb yuav zoo siab muab ib qho ntawm peb cov kws tshaj lij-qib coj teeb rau hauv koj txhais tes los ua qhov sib piv tiag tiag!
Post lub sij hawm: Jan-08-2021