Source: New Express Date: 2015/12/12 15:04:46 Views: 589 Qhia tawm rau:
Lub teeb ci qij yog ib feem ntawm lub neej txhua hnub. Cov Neeg Siv Txhua Hnub siv hluav taws xob txuag tam sim no maj mam hloov los ntawm LED, tau los txhawb nqa los ntawm lub teb chaws es tsis txhob siv zog txuag hluav taws xob roj teeb tawm qeeb tawm ntawm kev ua lag luam. Lub tswvyim ntawm kev tiv thaiv ib puag ncig tshiab, lub zog txuag hluav taws xob tsawg kuj tseem muaj peb tiam hloov. Qhov teeb meem rov qab los tom qab nws yog tsim nyog them nqi rau, kuj muaj ntau tus to taub ib lub teeb ci ntsa iab, muaj peev xwm muab ib feem ntawm lub neej ntsuab ntau zog.
Lub teeb ci qij yog ib feem ntawm lub neej txhua hnub. Cov Neeg Siv Txhua Hnub siv hluav taws xob txuag tam sim no maj mam hloov los ntawm LED, tau los txhawb nqa los ntawm lub teb chaws es tsis txhob siv zog txuag hluav taws xob roj teeb tawm qeeb tawm ntawm kev ua lag luam.
Lub tswvyim ntawm kev tiv thaiv ib puag ncig tshiab, lub zog txuag hluav taws xob tsawg kuj tseem muaj peb tiam hloov. Qhov teeb meem rov qab los tom qab nws yog tsim nyog them nqi rau, kuj muaj ntau tus to taub ib lub teeb ci ntsa iab, muaj peev xwm muab ib feem ntawm lub neej ntsuab ntau zog.
LED ntau qhov chaw txuag hluav taws xob: tsis pub pov koj cuam
LED Noob
LED ntau qhov chaw txuag hluav taws xob: tsis pub pov koj cuam
Lub Teeb Txuag Zog
Cov teeb txuag hluav taws xob tau pib ua ntej los ntawm Philips.
CFL tseem hu ua compact fluorescent teeb, uas yog suav tias yog tus neeg hloov chaw rau cov khoom siv roj teeb vim tias nws lub zog txuag thiab ua haujlwm. Tuam Tshoj txoj kev txuag hluav taws xob lub tswv yim zoo tshaj plaws muaj keeb kwm yav dhau los, 2008 lub xeev tau pib qhov "Green Lighting" project, cov neeg nyob hauv nroog thiab cov neeg txom nyem thiab cov lag luam siv cov khoom siv txuag hluav taws xob uas tau txais txiaj ntsig, muaj peev xwm txaus siab rau ib feem ntawm cov nyiaj pab. Xyoo ntawd, lub teb chaws txoj kev txhawb nqa kev txuag hluav taws xob txuag 62 lab, rau xyoo 2009, tab sis kuj txog li 120 lab. Cov ntaub ntawv tsis tiav, xyoo dhau los, lub teb chaws kev txhawb zog txuag hluav taws xob yuav tsum siab li 200 lab.
Lub npe ntawm lub teeb txuag hluav taws xob yog lub ntiaj teb tsis tshua muaj lub npe ntawm cov kab hluav taws xob uas muaj cov kab mob tri-phosphor compact fluorescent teeb, uas tau yug hauv Philips, Netherlands, xyoo 1970. Nws keeb kwm yav dhau los yog tsim los ntawm kev txhim kho ntawm kev tshaj tawm. Ua ntej lub teeb pom kev zoo tsuas them nqi rau ntau, yav tag los ntev ntev cov neeg muaj maj mam mus rau kev zoo siab, them nyiaj rau lub xeev cov kev mob.
Vim tias kev siv hluav taws xob thiab cov khoom siv teeb pom kev zoo, feem ntau zoo tuaj, tus xav tau cov teeb pom kev zoo tuaj yeem ceev ceev, thiab kev siv fais fab loj dua, yog li tsim cov khoom siv hluav taws xob thiab cov khoom siv hluav taws xob zoo. Nrog rau kev hu kom muaj kev txuag hluav taws xob thiab txo qis qis qis, thaj tsam khiav dej num tau dhau los ua nrov nrov.
Cov roj teeb txuag hluav taws xob nyob rau xyoo tas los no vim yog cov khoom tawg tuaj los ntawm kev ua qias tuaj, kev ua haujlwm tsawg yog ua rau kev txhawj xeeb. Txawm li cas los xij, tam sim no tus thov kev pabcuam rau kev txuag hluav taws xob yog tseem loj heev.
Yog hais tias lub teeb txuag hluav taws xob yog pov tseg, cov pa phem loj heev
Raws li cov kws tshaj lij, 1 cov hluav taws xob zoo txuag hluav taws xob uas muaj txog 5 mg ntawm mercury, tsuas yog yuav tsum tau them nrog ib qho chaw npiv plhaub taub, tab sis infiltration underground tuaj yeem ua rau cov av loj thiab dej tsis zoo. Vim hais tias lub ntsuas kub ntawm mercury tsawg tsawg, ua kom tau nyob rau hauv chav tsev, lub teeb txuag hluav taws xob tawg yog tawg, lub ntsiab ntawm cov kua mercury nyob hauv cov cua kub nyhiab tshaj. Thiab ib zaug mus rau hauv tib neeg lub cev muaj mercury tshaj, nws yuav ua kev puas tsuaj rau hauv lub paj hlwb, thiab tib neeg lub cev nqus tau 2.5 grams ntawm mercury vapor yuav ua rau tuag taus.
Nyob rau hauv cov ntaub ntawv no, qhov rov qab ntawm Tuam Tshoj lub zog roj teeb txuag tsis zoo. Hauv cov khib nyiab pov tseg ua ntej qhov kev taw qhia, ntxiv rau IKEA thiab lwm cov khw muag khoom muaj qee zaum, txawm nyob hauv kev muag khoom ntau lub teeb txawb hluav taws xob, cov khw muag khoom muag khoom loj, tsis muaj lub thawv tshwj xeeb dua tshiab. Ironically, ntau tus neeg tau txais kev pab tsis paub hais tias lub roj teeb txheem yog kho, cov roj teeb qub tsis muaj mercury dawb, thiab lawv tsis tas yuav muab pov tseg rau cov chaw; Tom qab muab cov khib nyiab pov tseg, "khib nyiab pov tseg" hauv lub thawv cais, koj tuaj yeem nrhiav tsis tau cov roj teeb txuag hluav taws xob.
Qhov tseeb, kev teeb pom kev zoo muaj peb tiam neeg hloov. Cov khoom peb muaj nyob rau hauv kev ua lag luam tib lub sij hawm, tab sis lawv yog cov tseem ceeb ntawm kev ua lag luam nyob rau ntau lub sijhawm. Thawj tiam ntawm cov roj teeb pom kev zoo ntawm lub teeb pom kev zoo, lub cim thib ob hais txog lub teeb pom kev zoo, lub cim thib peb tseem muaj teeb meem, coj, hluav taws xob teeb, CCFL teeb lub lag luam hais tias tsim tsim lub cim thij peb.
Raws li txoj cai, txij thaum lub Kaum Hlis 1, 2012 dhau los, tag nrho txiav npluav ntawm kev muag thiab nqes ntawm ntau tshaj 100 watts ntawm teeb roj teeb, tom qab 4 xyoo, yuav kom tshem tawm qhov sib txawv zog ntawm cov hluav taws xob tho txawv, txog rau thaum 2016, ntau tshaj 15 gigawatts ntawm cov roj teeb txawb tag nrho tawm ntawm kev ua lag luam. Ua ntej lub teeb txawb tawm ntawm lub lag luam, qhov tsis zoo ntawm lub zog-txuag teeb kuj maj mam tshwm, thiaj li LED teeb rau hauv kev lag luam yog ceev heev, LED yog txoj kev lag luam tus qauv tshiab.
Kev lag luam txheej xwm
Cov kev ua lag luam tau nce thiab qhov kev sib tw tseem tsiv.
LED yog lub cim ntawm lub teeb-emitting diode, hu ua hluav taws xob hluav taws xob txuag teeb, hauv essence nws yog ib tug solid-state semiconductor ntaus ntawv, tau ncaj qha mus hloov hluav taws xob mus rau hauv lub teeb, yog ib lub teeb tshiab. Nws xav tias yuav daws tau qhov teeb meem ntawm mercury cov paib ntawm lub zog txuag hluav taws xob, vim tsis muaj mercury, thiab yuav txuag tau 80% ntawm hluav taws xob, lub neej ua haujlwm txog 8-10 xyoo.
Thaum ntxov raws li 60's, General Electric lub tuam txhab tsim lub LED. Nyob rau hauv 70's, Red LED yog thawj qhov yuav tsum tau siv cov tshuab computer me me thiab cov tshuab ua watches. Xia, xim liab, ntsuab thiab lwm yam xim uas tau coj los ua ke hauv ob peb xyoos tom ntej no, siv rau kev ntsuas, teeb, pom, teeb pom kev zoo. Tab sis lawv tsis tuaj yeem ua haujlwm hauv txhua tus neeg nyob hauv chav nyob kom txog rau thaum 1996, thaum cov dawb LED tsim, LED tshuab pib hloov nyob rau hauv thaj chaw ntawm lub teeb pom kev zoo hauv tsev.
Kev lag luam insiders pom, kev loj hlob ntawm ib tiam tshiab ntawm kev siv hluav taws xob ua rog tau pib, LED teeb yog qhov sib, tag nrho kev lag luam yog vying rau qhov siab ntawm LED technology. Ib daim ntawv soj ntsuam ntawm 700 lub tsev lag luam hluav taws xob hauv Tebchaws Meskas tau qhia tias 33% ntawm cov neeg ua lag luam hluav taws xob xav tias LEDs npaj hloov qhov qij qis, thiab 23% ntawm cov neeg ua haujlwm hais tias LEDs yuav npaj hloov CFLs (CFLs) thiab 19% Tshawb fawb hais tias LEDs yuav hloov cov teeb ciav hlau.
Nyob rau lub Rau Hli xyoo no, cov teeb pom kev zoo ntawm Guangzhou International, cov teeb pom kev ua ntawm ob lub Giants Philips thiab Osram rau thawj zaug hauv xyoo. "Qhov no yog ib qho teebmeem ntawm lub teebmeem LED uas yuav hloov tau cov teeb pom kev zoo, uas yog kev ua haujlwm loj." "Qee cov neeg hauv kev lag luam hais.
Raws li cov lus qhia, xyoo no muaj ntau yam LED hais txog cov tuam txhab tau tawm lub rooj sib tham txhua xyoo, los ntawm kev sib tw los saib 31 tuam txhab, 25 tuam txhab lag luam kaw kev loj hlob. Ntawm lawv, xws li Huaneng photoelectric net profit soared 1151.01%, nyob rau hauv ib swoop, Chau Ming Technology net profit ntawm 60.8589 plhom yuan, xyoo-rau-lub xyoo kev loj hlob ntawm 84.58%.
Piv nrog thaum ntxov technology tsis paub qab hau, cov nqi siab thiab tsis txais kev pom zoo, lub lag luam LED tau khees me ntsis lawm xyoo no, tab sis kev sib tw ua lag luam tseem tsoo, thiab ntau cov lag luam uas tau ua lag ua luam tseem ceeb. Kev lag luam insiders hais tias LED kev lag luam yog tseem shuffling.
Yuav ua li cas xaiv ib lub teeb teeb
Lumen (Lumen)
Tus nqi ntawm lub teeb muaj peev xwm tawm tau. lossis "brightness", "optical output." Tus qauv 100-watt incandescent teeb ua txog 1700 lumens.
Kev ua kom muaj zog (kev ua tau zoo)
Lumens tsim tau ib lub watt. Lub siab dua qhov zoo dua, kev siv hluav taws xob dua. Tuam Tshoj tus qauv yog theem siab tshaj plaws, theem qis tshaj tsib theem.
Sib npaug Watt
Ib qho qauv 100-watt incandescent teeb ua txog 1700 lumens, thiab 20-watt coj ua tib lub lumen, uas zoo li 100 watts.
Watts (Watts)
Lub zog uas noj tau los ntawm kev ci ntsa iab.
Teeb lub neej
Cov LEDs uas muaj qis dua qhov pib ntawm qhov pib ntawm 70% yog siv tsis tau. Feem ntau ntsuas los ntawm cov xuab moos los yog xyoo, tom kawg yog 3 xuaj moos hauv ib hnub.
Kub
Chav tsev yog Kelvin kub. Feem ntau, xim kub ntawm lub teeb dawb muag 3000K. Cov xim kub ntau ntawm lub teeb dawb yog los ntawm 4100K mus rau 6000K, uas zoo ib yam li hnub ci nruab nrab. Qhov siab dua ntawm qhov kub thiab txias dua, feem ntau yog qhov nyuaj.
Cov nram qab no yog xaiv thawj koob nrog cov non-net, los ntawm kev lag luam rau cov lus xaiv, los ntawm kev thev naus laus zis mus rau qhov kev soj ntsuam txhua yam, zoo nkauj dua, thov nkag mus rau hauv chav tsev soj tsuam saib puas yog.
"Kev lag luam hauv kev lag luam hauv tshuab"
thiab tsis yog-caw caw cov neeg koom nrog kev lag luam thiab cov neeg soj ntsuam Nws Xiaoqing tus xibfwb zaum, rau peb los coj nws mus rau qhov kev lag luam no hauv kev soj ntsuam thiab qhov kev ntsuam xyuas, kom nkag siab ntau dua kev lag luam, qhov kev txhim kho ntawm lub ntsiab lus, thov txuas ntxiv kom them sai sai rau!
Hauv Choj Tsiaj Qus Aub Txhawb Daim Ntawv Qhia Ua Ntej
Txhua lub hlis, peb yuav xaiv cov khoom siv hluav taws xob los yog cov ncauj lus tshiab, thiab kom ncav sij hawm rau nej txhua tus tuaj yeem xa ntawv noj mov dawb rau hauv plhaus nkees.
"Hauv zos ICs cov ntawv ciaj sia"
Qhov no series siv txhua tus mus rau hauv ib tug taug kev nyob rau hauv lub hauv paus ntawm lub teb chaws ntawm txoj kev ntawm lub tsim tsim, qhia rau peb saib ua li cas lawv, thiab ua li cas ...
Kev soj ntsuam txog science thiab technology tshiab
Coj saib qhov tseeb ntawm kev soj ntsuam kev lag luam nyob rau hauv lub khw ntawm semiconductor ...
"Tus npua lej zoo li" kuv ntsib
Txhua tus hais tias "tsis txhob ntshai ntawm Vajtswv cov neeg sib tw, ntshai tib yam li cov npua teammates," Kuv ntseeg tias txhua tus neeg hauv kev ua haujlwm los yog ntau yam kev ua si yuav tsum tau ntsib, cov neeg zoo li Vajtswv tau ua rau koj ntxub cauj npau khaus, thiab zoo li npua teammates ua rau koj xav tias flustered, hlau ...
"Muaj Txawv Txawv"
Qhia cov khoom siv hauv tshuab hluav taws xob, muab koj kev tshoov siab kom nkag mus rau High-tech entrepreneurship ...
"Kuv tus ntxhais ntxhais"
Ib lub limtiam xaiv ntawm ib lub teb chips, thiab tau teev cov tib hom ntu hauv lub hauv paus hauv kev ua lag luam. Wb pom qhov chaw ntawm lub tsev ntim ua haujlwm zoo thiab qhov twg nws yuav luag hauv lub tshav kub.
