Sawb teeb pom kev zootau pib hloov pauv li cas cov neeg tsim qauv sab hauv thiab cov hnub so DIYers mus txog ambient illumination. Kev sib xyaw ua ke ntawm cov kab xev LED hloov tau zoo nrog cov kab sib txuas kom zoo ua rau cov kab txuas txuas txuas ntxiv uas cov ntsiab lus ib txwm muaj - qhov chaw teeb tsa yooj yim tsis tuaj yeem rov ua dua. Txawm li cas los xij, kev sib cuam tshuam ntawm strip ceev, channel geometry, thiab diffuser opacity tseem tsis tau nkag siab los ntawm cov neeg yuav khoom feem ntau - ua rau kev teeb tsa uas cov neeg dig muag dig muag nrog pom diode arrays lossis txi qhov tsis tsim nyog ci kom ua tiav qhov sib xws.
Txoj Cai Distance Txhua tus tsis quav ntsej
Kuv mam txiav ncaj rau nws. Muaj ib lub hauv paus ntsiab lus uas txiav txim siab seb koj lub diffuser puas ua haujlwm: qhov sib txawv ntawm koj lub LEDs thiab qhov chaw diffuser yuav tsum tshaj qhov sib nrug ntawm tus kheej diodes.
Nrog 30 LED / m strips, diodes zaum roughly 33mm sib nrug. Koj lub diffuser yuav tsum hover 33mm saum lub strip. Nrhiav kuv tus neeg siv khoom channel uas tob. Koj yuav tsis.
60 LED / m Tam sim no peb tab tom tham 16-17mm sib nrug. Ib qho profile sib sib zog nqus nrog lub hau npog tuaj yeem ntaus tias . 144 LED / m strips muaj diodes xyaum kov-txhua yam diffuser ua haujlwm.
Lub physics tsis quav ntsej txog koj cov peev nyiaj lossis kev nyiam zoo nkauj.
Vim li cas strips tev tawm (Thiab tsis muaj leej twg lees nws)
Lub 3M nplaum thaub qab ntawm feem ntau strips yog tiag tiag dlej daim kab xev. Yog li vim li cas txhua tus neeg lub installation nws thiaj li sag?
Roj los ntawm koj cov ntiv tes. Qhov ntawd yog nws. Txhua zaus koj nias lub strip rau hauv qhov chaw, koj tso cov roj ntawm daim tawv nqaij mus rau cov nplaum. Peb lub hlis tom qab, lub ntiajteb txawj nqus yeej.
Ntxuav lub mounting nto nrog isopropyl cawv. Cia nws qhuav tag -ua kom qhuav, tsis yog "kaw txaus." Thiab thaum koj tev lub nraub qaum, kov tsuas yog cov npoo. Koj tus kheej yav tom ntej yuav ua tsaug rau koj.
Aluminium channels tshem tawm qhov teeb meem no tag nrho vim tias cov sawb adheres rau hauv cov channel, uas tom qab ntawd txuas ntawm cov ntsia hlau los yog clips. Cov nplaum tsuas yog xav tau los ntxuav cov txhuas, tsis yog xim pleev xim rau lub qab nthab uas koj tus tswv tsev xaiv xyoo 1987.
Material Reality
Polycarbonate Dominates rau qhov laj thawj zoo
PC diffuser npog cov kev cuam tshuam uas yuav tawg acrylic tam sim ntawd. Koj tuaj yeem pom lawv, laum lawv, flex me ntsis rau kev teeb tsa nkhaus. Cov mis dawb versions -labeled "opal" nyob rau hauv feem ntau catalogs - thaiv qhov chaw nyob ib ncig ntawm 25-35% ntawm lub teeb tso zis nyob ntawm thickness thiab formulation.
Uas suab phem heev kom txog rau thaum koj saib ntawm undiffused LEDs. Koj ob lub qhov muag yuav ua tsaug rau qhov ci ntsa iab.
Frosted polycarbonate cais qhov sib txawv. Tej zaum 10-15% txo lub teeb, pom kev txhim kho hotspot, tsis zoo meej uniformity. Ua haujlwm zoo tom qab txee daim di ncauj qhov twg koj nyob nraum illuminating countertops es tsis txhob ntsia ncaj qha ntawm lub fixture.
Clear npog muaj nyob. Kuv yeej tsis to taub yog vim li cas. Koj tau txais kev tiv thaiv los ntawm plua plav thiab lub cev puas tsuaj, xoom diffusion txiaj ntsig. Tag nrho cov diode array tseem pom. Tej zaum yuav muaj txiaj ntsig zoo rau kev khiav tawm sab nraum zoov hauv cov huab cua tsis zoo uas tsis muaj leej twg saib xyuas lub sawb zoo li cas?
Silicone yog kim tab sis Magical
Bendable silicone diffuser raj tau hloov kho nkhaus kev teeb tsa thaum hmo ntuj. Cov tsoos txhuas tsis kam nkhaus-koj tau daig mitering fab thiab thov cov pob qij txha sib dhos. Silicone qhwv ib ncig ntawm lub vojvoog npoo, sau cov ntsiab lus tsis tu ncua architectural, tsim cov neon-tube zoo li uas tau tswj hwm Instagram teeb pom kev zoo rau xyoo tam sim no.
Cov catches: yellowing nyob rau hauv UV raug, ho kub dissipation ntau tshaj li txhuas, hwm tus nqi ib 'meter'. Rau kev ua haujlwm ruaj khov ua haujlwm nrog cov khoom siv hluav taws xob, aluminium yeej. Rau cov lus qhia ib ntus lossis kev teeb tsa uas xav tau kev hloov pauv, silicone tsuas yog qhov kev xaiv tiag tiag.
Channel Profiles
Tus Ua Haujlwm U-Channel
Tsis muaj dab tsi txaus siab ntawm no thiab qhov ntawd yog lub ntsiab lus. Nto-mount U-profiles txais strips txog li 12mm dav (qee zaum 14mm rau ntau yam sib txawv), mount flush tiv thaiv txhua qhov chaw tiaj tus, thiab suav nrog txhua yam koj xav tau: ntu extrusion, txuam diffuser, kawg hau nrog thiab tsis muaj hlau qhov, mounting clips, tsim nyog screws.
Cov khoom siv nyiaj siv nyiaj qee zaum tshem tawm cov kab hluav taws xob- dhau ntawm lub kaus mom kawg. Kev ntxhov siab thaum koj pom nws nruab nrab - kev teeb tsa.
V-Profiles for Corners
Hauv 90-degree cov ces kaum tshwj xeeb. Lub sawb zaum ntawm 45 degrees, pov lub teeb sib npaug ntawm ob qhov chaw nyob ib sab. Cove teeb pom kev zoo siv cov no.
Installation xav tau precision. V-cov ntaub ntawv yuav tsum tau zaum zoo kawg nkaus rau hauv lub kaum ntse ntse hlws ris- txhua qhov sib txawv yuav pom tseeb tam sim ntawd thaum pom. Tsis yooj yim ua hauj lwm, tsuas yog unforgiving ntawm sloppy ntsuas.
Nqe Lus Nug
Cov kab ciav hlau ntiav (7 hli sab hauv qhov siab) ua haujlwm tau zoo nrog siab - cov kab nrib pleb qhov twg diodes twb zaum ze ua ke. Cov kab sib sib zog nqus thawb mus rau 15-20mm, diffusing qis-density strips zoo dua tab sis nqus lub teeb ntau dua hauv cov txheej txheem.
Kev ntsuam xyuas ywj pheej qhia tau hais tias sib sib zog nqus channel nrog cov qauv tiaj tus diffusers txo cov zis los ntawm kwv yees li 36% piv rau cov strips raug. Cov channel ntiav av ze rau 22%.
Zoo dua diffusion cia nqi lumens. Tsis muaj txoj hauv kev no.
Diffuser Shapes Qhov tseem ceeb
Flat diffusers snap yaug nrog cov phab ntsa channel. Ntxuav profile, ua haujlwm, ua haujlwm tiav.
Curved diffusers-qee zaum ua lag luam raws li "spotless"- hneev tawm sab nraud ntawm cov channel, tsim kom muaj kev ncua deb ntawm LEDs thiab npog saum npoo. Qhov sib txawv ntawm huab cua ntxiv no ua rau txhim kho kev sib luag, tshwj xeeb tshaj yog rau 60 LED / m teeb. Qee cov tuam txhab ua kom tuab qhov nkhaus apex rau txhim kho kev tawg.
Tented los yog peaked diffusers project upward thiab sab nraud, kis lub teeb hla lub kaum ntse ntse. Sab- saib xyuas zoo dua piv rau cov qauv tsim.
Kev ntsuas ceev ceev ntawm 60 LED / m:
Flat diffuser tseem qhia cov hotspots ntawm qee qhov pom cov ces kaum. Curved spotless ua tiav nyob ze -zoo meej uniformity. Tented diffuser muab cov khoom zoo sib xws nrog rau pom qhov ci ntsa iab peripheral.
Hom nkhaus tsis pom kev ua rau kwv yees li 56% txo qhov ci ntsa iab. Tented designs ntaus kwv yees li 35%. Koj qhov tseem ceeb yog txiav txim siab xaiv.
Txoj Kev Dub Channel
Dub anodized txhuas zoo li sleeker thaum fais fab tuag. Tag nrho nres. Qhov ntawd yog tag nrho cov txiaj ntsig.
Thaum illuminated, lub sab hauv dub absorbs ho ntau reflected lub teeb tshaj liab qab txhuas. Cov ntaub ntawv kuaj pom pom cov channel dub ua rau kwv yees li 58% txo qhov ci ci piv rau 36% rau cov qauv nyiaj. Qhov txawv loj heev.
Tshwj tsis yog thaum nruab hnub zoo nkauj tiag tiag xav tau cov khoom siv dub, mus nrog liab qab aluminium. Lub reflective sab hauv bounces lub teeb mus rau lub diffuser es tsis absorbing nws mus rau hauv lub tsev.
Tus Xov Tooj Sib Txuas Tsis Muaj Tus Tshaj Tawm
Cov neeg tsim khoom tsis tshua qhia meej cov duab, tab sis muaj ntau pawg:
Clear npog: ~ 95% transmittance. Tsis muaj diffusion muaj txiaj ntsig dab tsi.
Frosted semi{0}}pob tshab: ~ 85-90%. Tsawg hotspot txo thaum tswj cov zis.
Txheem opal / mis nyuj: ~ 75%. Lub neej ntawd xaiv rau feem ntau installation.
Heavy diffusion milky: ~ 65-70%. Zoo heev uniformity tab sis noticeably dimmer.
Dub opaque: ~ 60%. Lub sawb zoo li ib qho khoom illuminated bar. Kho kom zoo nkauj nkaus xwb.
COB Strips Hloov Txhua Yam (Xim Ntawm)
Chip-ntawm-board LED strips ntim ntau pua lub emitters me me hauv qab txheej phosphor txuas ntxiv. Cov dots ib leeg dhau los ua qhov tseem ceeb tsis pom - tsis muaj qhov pom, tsis muaj qhov kub, qhov neon du - raj ntsia ncaj nraim ntawm pob.
Qee qhov sib cav tias cov no tshem tawm qhov tsim nyog diffuser nkaus xwb.
Tsis tshua muaj tseeb.
COB strips tseem tau txais txiaj ntsig los ntawm kev tiv thaiv lub cev. Plua plav tsub zuj zuj ntawm phosphor coatings yog yuav luag tsis yooj yim sua kom huv si yam tsis ua puas lub emitter nto. Thiab thaum hotspotting tsawg tsawg, me ntsis tsis yog -ib yam tseem ceeb uas diffusion smooths tawm.
Lub counterpoint: COB strips twb raug nqi 2-3x ntau tshaj li cov qauv SMD ntau yam. Ntxiv diffuser channel inflates peev nyiaj ntxiv. Rau cove teeb pom kev zoo zais tom qab architectural trim, tej zaum hla lub diffuser. Rau pom kev khiav qhov twg kev tiv thaiv tseem ceeb, tus nqi justifies nws tus kheej.
COB lifespan feem ntau khiav 30,000-50,000 teev nrog kev tswj kom sov. Cov txheej phosphor muab qhov sib txawv ntawm qhov sib txawv tab sis tsis dissipate tshav kub-aluminium raws tau dhau los ua ib qho tseem ceeb rau kev tswj xyuas thermal txawm tias qhov muag pom qhov teeb meem tsawg dua.
Dav Compatibility Gotchas
Standard SMD2835 strips khiav 8 hli dav. SMD5050 variants ntsuas 10mm. RGBW configurations thiab dav COB strips yuav ntaus 12-14mm.
Cov peev nyiaj tau tshaj tawm 12mm sab hauv dav tab sis qhov tseeb ntsuas 11.5mm tom qab suav rau diffuser tuav daim di ncauj. Qhov sib txawv 0.5mm ntawd ua rau muaj teeb meem tiag tiag.
Txheeb xyuas qhov ntev nrog calipers, tsis yog cov ntawv tshwj xeeb. Ib txoj hlua uas muaj kev sib txhuam- haum zoo kawg nkaus rau ntawm koj lub rooj zaum ua haujlwm yuav ua tsis tau rau nruab rau hauv qhov chaw tiag tiag uas koj tsis tuaj yeem siv tib lub siab.
Thaum tshav kub kub Dissipation yog tiag tiag
LED strips ua kom muaj cua sov ntau dua li cov neeg xav. Aluminium channels ua haujlwm li passive heatsinks, ua thermal zog deb ntawm LED junctions. Qhov no txuas ntxiv strip lifespan thiab tswj cov xim zoo ib yam thaum lub sijhawm.
Silicone diffuser npog tsis muaj qhov cua sov no -sinking peev nkaus. Rau kev teeb tsa ntau dua 15W / m, txhuas dhau los ua qhov yuav tsum tau ua haujlwm ntau dua li kev nyiam ua kom zoo nkauj.
Siab- lub zog khiav yam tsis muaj kev tswj xyuas thermal txaus ua kom lub lumen txo qis thiab xim hloov mus rau cov suab nrov. Lub sawb tseem tuaj yeem teeb pom kev, tab sis cov khoom tsim tawm tsis zoo degrades pom zoo hauv 12-18 lub hlis.
Txiav yam tsis muaj kev rhuav tshem
Aluminium extrusion txiav tau yooj yim nrog hacksaw (cov hniav zoo) lossis miter saw (tsis yog-ferrous hniav). Qhwv cov neeg pleev kob daim kab xev nyob ib ncig ntawm qhov chaw txiav kom txo cov burring thiab kos cov kab huv.
Deburr txiav cov npoo nrog cov ntaub ntawv lossis ntawv xuab zeb. Aluminium tawm cov npoo ntse uas hlais cov ntiv tes thaum lub sij hawm nruab thiab khawb qhov chaw.
PC diffuser npog yuav tsum tau saib xyuas ntau dua. Score maj mam nrog rab riam ntse ntse, tom qab ntawd snap raws kab. Ntau lub teeb hla dhau ib qho kev txiav hnyav- maj mam ua rau cov kab nrib pleb uas nthuav tawm mus rau hauv seem pom.
Silicone diffusers txiav nrog txiab li niaj zaus. Thaum kawg, tej yam yooj yim.
Teeb meem Kev Siv Hluav Taws Xob Tsis muaj leej twg hais txog txog thaum nws lig dhau lawm
Voltage mismatch ua rau tam sim ntawd tsis ua hauj lwm los yog maj mam puas. Strips sau 12V xav tau 12V tsav tsheb. Strips sau 24V xav tau 24V tsav tsheb. Sib tov cov no rhuav tshem koj lub installation.
Ntau qhov hloov maj mam: tus tsav tsheb loj. 5-meter khiav ntawm 14.4W / m strip rub 72W tag nrho. Koj xav tau yam tsawg kawg yog 100W tsav tsheb nrog headroom. Kev siv tus tsav tsheb 60W ua rau overload, flickering, thiab ua tsis tiav ntxov.
Cov neeg tsav tsheb loj dhau ua rau lawv tus kheej muaj teeb meem- tsis tu ncua- kev ua haujlwm thauj khoom nyuaj rau qee yam khoom siv hluav taws xob. Nyob tsis pub dhau 70-80% ntawm cov peev txheej ntsuas rau kev ua kom lub neej ntev.
Ntev khiav dhau qhov voltage poob tsis hais tus tsav tsheb loj npaum li cas. Qhov kawg ntawm koj lub sawb yuav tshwm dimmer tshaj qhov khoom kawg. Kev txhaj tshuaj fais fab- pub lub zog ntawm ntau lub ntsiab lus raws li kev khiav - daws qhov no tab sis xav tau kev npaj thaum lub sijhawm teeb tsa, tsis yog tom qab.
Connector Quality Varies Wildly
Pheej yig clip connectors los ntawm tej pob khoom ua haujlwm pib. Hauv lub hlis, lawv loosen thiab tsim arcing ntawm cov ntsiab lus sib cuag. Flickering seem, cuam tshuam tsis ua haujlwm, qee zaum hauv zos overheating.
Soldered pob qij txha tseem yog txoj kev sib txuas zoo tshaj plaws. Tin cov ntaub qhwv, tin cov xov hlau, siv cua sov, ua tiav. Tsis glamorous, ua haujlwm indefinitely.
Yog tias soldering tsis yog ib qho kev xaiv, nqis peev hauv kev xauv cov khoom sib txuas los ntawm cov npe nrov. Tus nqi them nqi tshaj cov clips generic them rau nws tus kheej thaum koj tsis rov- ua kev sib txuas rau lub hlis tom qab.
Nqe Tiers Yog tiag
Cov peev nyiaj raws ($ 15-25 rau 10-pob ntawm 1m seem) siv cov aluminium thinner, looser diffuser tolerances, thiab generic mounting hardware. Lawv ua haujlwm rau daim ntawv thov zais tab sis qhia lawv cov kev txwv hauv kev teeb tsa tseem ceeb uas qhov tsis zoo tau pom.
Nruab nrab - xaiv ntau yam ($ 30-50) xa cov khoom tsim tau zoo dua. Tighter tolerances, zoo dua cov khoom siv ntxiv, muaj ntau txoj kev xaiv tiav.
Hwm raws ($60+) muab cov txiaj ntsig kev tshaj lij: kev ua kom raug extrusion, zoo tib yam npog npog npog, cov khoom siv dav dav, kev tswj xyuas zoo thaum tsim khoom.
Rau hauv qab - txee teeb pom kev zoo tsis muaj leej twg soj ntsuam zoo, pob nyiaj siv ua haujlwm. Rau qhov pom pom lub teeb pom kev zoo hauv qhov chaw nyob, nruab nrab - ntau yam sawv cev rau qhov chaw qab zib. Khaws cov khoom hwm zoo rau kev teeb tsa kev lag luam lossis kev ua yeeb yam hauv vaj tse.
Cov lus pom zoo
Yog tias koj cov strips nkaum hauv qab luas thiab ci ntsa iab ntawm qhov chaw nyob ib puag ncig, qhov yooj yim ntiav U- channels nrog cov qauv milky npog ua haujlwm zoo kawg nkaus. Tsis txhob xav ntau dhau qhov kev teeb tsa zais.
Rau pom cov teeb pom kev zoo hauv qhov chaw nyob, thaj chaw lom zem, lossis kev lag luam kev lag luam: sib sib zog nqus aluminium channels nrog nkhaus tsis pom kev diffusers ua ke nrog 60+ LED / m strips. Yog lawm, koj txi qhov kaj. Qhov pom kev zoo justifies lub tradeoff kiag li.
Curved installations yuav tsum tau khoov yooj? Tsis nco qab aluminium tag nrho. Saj zawg zog silicone diffuser lub tes tsho tsim rau bendable COB strips yog tib txoj kev nkag siab zoo rau pem hauv ntej.
Match specifications rau daim ntawv thov. Cov thev naus laus zis tsis nyuaj- kev lag luam tsuas yog ua kom zoo li ntawd los ntawm kev muab kaum xya qhov hloov pauv ntawm qhov tseem ceeb ntawm cov khoom qub.