Kev txuag hluav taws xob thiab cua kub dissipation ntawm LED teeb pom kev zoo yuav tsis muaj teeb meem ntxiv lawm.
LED teeb pom kev zoo tau lees paub tias yog lub teeb pom kev zoo tom ntej vim nws lub zog txuag, kev tiv thaiv ib puag ncig, thiab lub neej ntev, uas yuav hloov cov teeb pom kev zoo uas twb muaj lawm. LED yog lub teeb txias thiab ntshai tshav kub. Ntau npaum li 80% ntawm cov hluav taws xob hluav taws xob hloov mus rau hauv tshav kub, ntsuas kub dissipation yuav tsum tau ua. Txawm hais tias LED teeb pom kev siv thev naus laus zis tau tsim los ntawm leaps thiab ciam teb, nrog cov lus ceeb toom txog li 200lm ib watt, LED kub dissipation yog nyob rau hauv LED teeb pom kev zoo. Mob taub hau heev, tab sis qhov teeb meem uas tsis tau daws tau zoo tau dhau los ua ib qho kev thaiv ntawm txoj kev mus rau qhov nrov thiab kev loj hlob ntawm LED teeb pom kev zoo.
Qhov teeb meem loj tshaj plaws cuam tshuam qhov nrov ntawm LED teeb pom kev zoo yog tus nqi siab ntawm LED teeb. Txawm hais tias cov chaw tsim khoom siv hluav taws xob LED chips feem ntau faib lawv cov txiaj ntsig thiab muaj chaw rau kev txo nqi ntau, lawv yuav tsum paub txog kev faib cov peev txheej zoo rau tag nrho LED teeb pom kev lag luam saw kom txo tau tus nqi kom yooj yim rau cov neeg siv khoom thiab nruab. , thiab tus qauv ntawm LED teeb pom kev zoo modules yog tib txoj kev mus, ib yam li cov teeb pom kev zoo ntawm cov teeb pom kev zoo uas twb muaj lawm (cov teeb taws teeb, fluorescent teeb / lub teeb txuag hluav taws xob). Qhov teeb meem rau standardization ntawm LED teeb pom kev zoo modules yog lub hav zoov ntawm tshav kub dissipation teeb meem.
Thaum tshav kub kub dissipation yog ib feem ntawm kev hloov hluav taws xob. Kev tshawb fawb txog kev hloov hluav taws xob los ntawm tib neeg muaj keeb kwm ntau tshaj li ib puas xyoo. Lub sijhawm xyoo 1960 txog xyoo 1970 yog lub sijhawm ntawm kev tshawb fawb txog kev hloov pauv cua sov, thiab lub zog tsav tseem ceeb yog qhov kev thov rau tib neeg kev loj hlob ntawm aerospace. Thaum lub sij hawm ntawd, ntau yam txuj ci tseem ceeb tau sib sau ua ke hauv tshav kub hloov tshuab, thiab ntau tus kws tshawb fawb txog kev hloov hluav taws xob tau nto moo. Tom qab ntawd, tib neeg' qhov kev txaus siab rau kev tshawb fawb hloov hluav taws xob maj mam txo qis. Tam sim no, muaj tsawg tus kws tshaj lij hauv kev hloov pauv hluav taws xob thiab thev naus laus zis. Thaum tshav kub kub hloov thiab tshuab yog twb paub lawm, zoo li cov txiv hmab txiv ntoo siav uas ntog rau hauv av thiab npog los ntawm nplooj, thiab tsis pom los ntawm cov neeg niaj hnub no, yog li ntawd thaum lub lag luam hluav taws xob, feem ntau cov CPU hauv computer, heats dheev, Tib neeg tsis rub cov nplooj rau hauv av, khaws cov txiv hmab txiv ntoo siav, thiab hloov cov kev paub paub txog tib neeg cov cua sov hloov mus rau hauv kev lag luam hluav taws xob. Hloov chaw, lawv pib dua tshiab thiab tsim ntau cov ntsiab lus tshiab:" active heat dissipation"," passive heat dissipation"," heat sink" ] quot; thiab lwm yam. Nws suab zoo li kuv tsis' tsis paub nws txhais li cas. Lus Askiv"Sink" kuj yog ib lub sij hawm tsawg heev nyob rau hauv tshav kub hloov thiab tshuab.
Hais txog lub tshav kub dissipation ntawm LED teeb pom kev zoo, kev lag luam tam sim no tsis muaj kev tshawb fawb pom tseeb ntawm txhua txoj kev hloov hluav taws xob hauv tag nrho cov txheej txheem hloov hluav taws xob. Nws tau soj ntsuam tias: los ntawm LED node mus rau lub convective (natural) tshav kub hloov ntawm huab cua thiab qhov chaw ntawm lub tshav kub dab dej, txhua tus txheej txheem Qhov kev faib ua feem ntawm tshav kub hloov lwm lub tsev kub txawv (xws li thermal kuj) nyob rau hauv lub tshav kub hloov lwm lub tsev txheej txheem. muaj qhov sib txawv ntawm qhov kub thiab txias tshaj plaws, uas yog, qhov tsis sib haum xeeb tseem ceeb, thiab cov yam ntxwv cuam tshuam rau txhua qhov kev hloov hluav taws xob, yuav ua li cas txo cov kev taw qhia ntawm nws cov thermal kuj, tshwj xeeb tshaj yog cov cua sov hloov nrog qhov loj tshaj plaws thermal resistance Thermal txheej txheem, cov kev taw qhia ntawm kev txo. nws cov thermal kuj tseem ceeb dua. Txawm hais tias nrog cov kev tshawb fawb no, nws yuav tsum paub txog cov txheej txheem engineers, vim tias kev hloov hluav taws xob thaum kawg ua tiav los ntawm cov qauv.
Nyob rau hauv cov nqe lus ntawm kev hloov hluav taws xob thiab thev naus laus zis, LED tshav kub dissipation tsis yog qhov nyuaj, nws tsuas yog cuam tshuam nrog ib feem me me ntawm kev hloov hluav taws xob-tshav kub thiab kev hloov pauv hluav taws xob (feem ntau yog huab cua ntuj convection hloov hluav taws xob), uas cov hluav taws xob hloov hluav taws xob tuaj yeem ua tau. siv cov khoom siv hluav taws xob hloov hluav taws xob hauv lub computer tuaj yeem tau txais cov kev daws teeb meem zoo heev, xws li kev txheeb xyuas qhov kub thiab txias hauv LED pob nti (cov txheej txheem hloov hluav taws xob); Txheeb xyuas qhov ntsuas kub sab hauv los ntawm LED nti mus rau lub dab dej kub. Txawm li cas los xij, kev saib xyuas tshwj xeeb yuav tsum tau them rau cov cua kub hloov pauv, qhov twg cov cua ntws tau koom nrog, thiab ntau qhov kev sim yuav tsum tau ua. Kev suav cov khoos phis tawj software tsuas muaj qhov tseem ceeb ntawm kev kawm thiab tsis muaj qhov tseem ceeb hauv engineering. Vim tias qhov yuam kev loj dhau lawm, tseem muaj ntau Cov tuam txhab lag luam txaus siab los txhawb cov software zoo li no.
Yog vim li cas rau qhov nyuaj ntawm cov teeb meem yooj yim ntawm LED hluav taws xob dissipation yog: kev paub txog kev ua txhaum, tsawg tus neeg uas muaj kev paub txog kev hloov hluav taws xob hloov pauv tau koom nrog hauv kev tshawb fawb ntawm LED teeb pom kev kub dissipation, thiab tsis muaj kev tshaj lij LED teeb pom kev kub dissipation kev tshawb fawb cov tsev qhia kom meej. thiab kev taw qhia kom raug rau kev lag luam Muaj ntau qhov kev xav thiab kev sib tham, tab sis tsis muaj kev kawm me ntsis thiab muaj kev lag luam muaj zog. Tam sim no, ntau tus kws tshaj lij hluav taws xob dissipation cov kws tshaj lij ua haujlwm hauv kev lag luam tau hloov pauv los ntawm cov khoom siv hluav taws xob hauv computer, thiab ib txwm coj cov cuab yeej siv thiab kev lag luam hauv cheeb tsam ntawd. Piv txwv li, cov cuab yeej siv hluav taws xob siv hluav taws xob tau siv dav hauv cov teeb pom kev zoo siab LED (xws li txoj kev teeb), tsim kom muaj kev lag luam tshiab rau cov tuam txhab hluav taws xob hluav taws xob uas tau ua haujlwm hauv computer chip radiators. Muaj txawm tias ib lub tswv yim siv lub reflux cua sov yeeb nkab. Yog tias cov yeeb nkab hluav taws xob dav dav rau LED teeb pom kev zoo yog siv rau cov cua sov dissipation, nws zoo li tua ib tug qaib nrog rab riam, ces siv lub reflux cua sov yeeb nkab yog zoo li tua ib tug qaib thiab tsa ib tug slaughter riam. Lub tuam txhab LED teeb pom kev zoo hauv Taiwan tau tsim" kua immersion heat dissipation technology". Qhov kev tsim kho no tsis muaj kev paub txog kev hloov pauv hluav taws xob hloov pauv tau yeej qhov khoom plig kub ntawm International Invention Exhibition. Muaj cov tuam txhab teeb pom kev zoo LED zoo sib xws hauv Suav teb, thiab lawv paub zoo los tsim LED ua kua txias tshuab thiab thov tias lawv tau thov rau ntau tshaj 30 patents. Cov neeg tsim khoom ntawm cov khoom tsim tau tshwm sim los ntawm lub tsheb dej tso tsheb hlau luam tsis paub cov laj thawj vim li cas lub tsheb cav siv dej (kua) tshuab cua txias, thiab lub luag haujlwm ntawm cov dej hauv cov txheej txheem cua sov.
Daim ntawv no qhia txog kev daws teeb meem rau kev tsim qauv ntawm LED teeb pom kev zoo modules. Lub dab dej kub yog cais raws li ib feem ntawm LED teeb pom kev zoo. Lub wick muaj li ntawm LED core thiab thermally conductive core yuav tsim thiab tsim nyob rau hauv LED teeb pom kev zoo series qauv, siv conical cylindrical tshav kub conduction. Cov tub ntxhais muaj txiaj ntsig zoo daws qhov teeb meem ntawm cov hluav taws xob hluav taws xob nruab nrab ntawm cov wick (heat-conducting core) thiab lub dab dej kub (teeb), thiab paub tias cov wick thiab lub teeb tuaj yeem yooj yim disassembled thiab sib sau ua ke. Cov qauv yog yooj yim heev thiab tus nqi qis. Nws yog ib txoj hauv kev tshawb fawb kom paub txog module standardization. Lub zog tsav tam sim no tsis tu ncua yog tsim nyog.
Ntuj convection tshav kub dissipation, tsis muaj txhua yam txav, kev ntseeg siab, tus nqi qis, ib txwm nyiam los ntawm LED teeb. Kab lus no yuav piav qhia txog lub hauv paus ntsiab lus ntawm natural convection heat dissipation, qhov siab tshaj plaws tshav kub dissipation thiab lub tswv yim ntawm kev pom kev tsim; tham txog qhov zoo tshaj plaws daim ntawv thov qauv ntawm LED teeb lub teeb kub dab dej-hnub zoo nkauj tshav kub dab dej, thiab tawm tswv yim siv cov convection npog los txhim kho cov cua kub dissipation los ntawm kev siv lub chimney nyhuv. Tom qab ntau qhov kev sim, kev tshuaj xyuas thiab kev tshawb fawb, cov txiaj ntsig ntawm kev ua kom zoo thiab txhim kho tau txais, uas tuaj yeem ua tiav tsawg dua 4 grams ntawm txhuas ib watt rau cov cua sov dissipation, thiab cov nqi ntawm cov cua kub dissipation yog txo qis. Nyob rau hauv lub neej yav tom ntej, tus nqi ntawm tshav kub dissipation yuav tsis raug txiav txim siab. Nyob rau hauv luv luv, LED teeb pom kev zoo kub dissipation Nws tsis yooj yim thiab yuav tsis muaj teeb meem ntxiv lawm.
