Raws li qhov kev thov rau lub zog ruaj khov loj tuaj, photovoltaic (PV) lub zog hluav taws xob tau dhau los ua kev daws teeb meem. Thaum muaj ntau yam cuam tshuam ntawm kev ua haujlwm ntawm PV system, ib feem ntau-overlded tivthaiv yog qhov xaiv cov photovoltoltaic tsim nyog. Xaiv cov clesles txoj cai tuaj yeem txhim kho lub zog sib kis, kev nyab xeeb, thiab kev nyab xeeb. Kab lus no muaj cov lus qhia tswv yim, nrog kev tsom xam rau PV cable xaiv, kom ua kom koj lub zog ua haujlwm tau zoo.
1. Xaiv cov siab zooPV cables
Cov khoom lag luam zoo PV yog lub hauv paus ntawm cov hnub ci zoo thiab nyab xeeb. Nco ntsoov tias cov clesles raws nrog cov qauv thoob ntiaj teb xws liTÜV, UL 4703, thiabIEC 62930, raws li cov ntawv pov thawj lav lav kav ntev thiab ua tau zoo.
Cov kev xaiv nrov cable nyiamEn h1z2z2-kthiabTUV PV1-Fyog tsim rau kev siv sijhawm ntev hauv hnub ci nruab, muab:
- Tsis tshua muaj hluav taws xob tsis kam rau kev sib kis lub zog zoo.
- Kev tiv thaiv cov txheej txheem ib puag ncig xws li UV hluav taws xob thiab noo noo.
- Hluav taws kub tsis kam txo cov kev pheej hmoo muaj peev xwm.
Kev nqis peev rau cov khoom muaj txiaj ntsig zoo me me cov hluav taws xob thiab ntev lub neej ntawm koj lub cev.
2. Xav txog cable loj thiab tam sim no-nqa muaj peev xwm
Cable loj ncaj qha cuam tshuam rau kev sib kis hwj huam. Undersized cables tuaj yeem ua rau cov khoom tseem ceeb tso, ua rau muaj zog poob thiab overheating.
Rau feem ntau PV lub tshuab, feem ntau yog siv ntau thiab tsawg yog4mm² or 6mm², nyob ntawm lub system muaj peev xwm thiab xaim ntev. Nco ntsoov tias cov lus xaiv cable muaj qhov muaj peev xwm tam sim no haum rau koj kev teeb tsa kom muaj kev txuag nyiaj thiab kev nyab xeeb.
3. Ua Ntej Ua Ntej Cov Huab Cua-Tiv Thaiv thiab Cov Khoom Siv Hluav Taws Xob
Pheebsoltaic cables yuav tsum tau tiv thaiv ntau yam kev nyuaj. Saib rau cables nrog:
- UV thiab ozone-resistant rwb thaiv tsevkom thev dhau lub caij nyoog ntev ntev.
- Nplaim taws-retardant cov khoom ua raws liIec 60332-1rau hluav taws kev nyab xeeb.
- Kev khiav hauj lwm kub yog li-40 ° C txog + 90 ° Clos tuav cov xwm txheej huab.
Cov ntaub ntawv xws liTpe or XLPEPuas zoo rau rwb thaiv tsev, kom meej meej thiab ntev ntev kev ua tau zoo.
4. Siv cov kev sib txuas kom zoo thiab txiav
Kev ruaj ntseg thiab ruaj khov sib txuas yog qhov tseem ceeb rau kev txo hwj chim lub zog. Siv cov txuas zoo, xws liMC4 cov txuas, kom tiv thaiv xoob lossis corroded txiav.
Tsis tu ncua tshuaj xyuas kev sib txuas los xyuas kom lawv nyob ruaj khov thiab pub dawb los ntawm av lossis ya raws. Kev txhim kho kom zoo thiab kho cov kev sib txuas ntawm kev sib txuas los txhim khu kev qha lub zog hloov hluav taws xob thiab cov txheej txheem ruaj khov.
5. Txo voltage poob nrog optimized kab sib xyaw
Kev ntev cable khiav tuaj yeem ua rau muaj cov hluav taws xob tseem ceeb, txo cov kev ua haujlwm. Kom txo qis cov kev poob no:
- Siv cov cable luv dua ntev thaum ua tau.
- Txhim kho cov cable kev coj los txo cov tsis tsim nyog khoov thiab qhov ntev.
- Xaiv cov cables nrog thaj chaw hla kev loj dua rau kev teeb tsa yuav tsum tau ntev dua.
Cov tswv yim no ua kom muaj kev xa khoom zoo los ntawm cov khoom plig hnub ci rau cov inverters.
6. Xyuas kom muaj kev tiv thaiv zoo thiab kev tiv thaiv
Kev cog av yog qhov tseem ceeb rau kev nyab xeeb thiab kev ua tau zoo. Cov cables ground pab tiv thaiv cov hluav taws xob sib luag thiab ruaj khov lub kaw lus thaum lub sijhawm ua haujlwm.
Ib qho ntxiv, xaiv cov cables nrog kev tiv thaiv kom raug thiab tiv thaiv kom txo cov kev cuam tshuam ntawm hluav taws xob hluav taws xob (EMI) thiab xyuas kom meej.
7. Saib xyuas thiab tswj xyuas PV Clesles tsis tu ncua
Kev saib xyuas ib txwm muaj tseem ceeb heev kom koj PV system nyob rau hauv peak mob. Txheeb xyuas cov kab ke rau cov paib kev hnav, puas, lossis xeb. Tiv thaiv cables los ntawm ib puag ncig kev phom sij, xws li cov nas tsuag lossis ntau dhau noo, siv cov tshuab tswj cable nyiam clips, sib txuas, lossis conduing.
Kev ntxuav tu thiab teeb tsa koj cov CABLE tsis tu ncua tsis tau txhim kho kev ua tau zoo tab sis kuj txuas ntxiv rau kev ua neej ntawm tag nrho cov system.
Tag
Xaiv thiab tswj cov CB Cles PVles yog ib kauj ruam tseem ceeb hauv kev ua kom zoo photovoltaic tiam. Los ntawm cov ntaub ntawv zoo, cov sizing kom tsim nyog, thiab kev saib xyuas ib txwm, koj tuaj yeem txhim kho koj lub cev ua haujlwm tau zoo thiab ntev.
Kev nqis peev hauv cov kev nqis peev zoo thiab ua raws li kev coj ua zoo tshaj plaws tsuas yog txhawb cov zog ntau tiam sis kuj txo cov nqi ntev. Coj thawj kauj ruam mus rau qhov siab tshaj plaws koj lub hnub ci lub peev xwm los txhim kho koj cov cable thiab ua kom muaj kev saib xyuas kom zoo thiab saib xyuas kom zoo thiab saib xyuas kom zoo.
Txhim kho koj lub zog hluav taws xob hnub ci niaj hnub no rau lub ntsej muag ci ntsa iab, ntxiv rau yav tom ntej!
Lub Sijhawm Post: Dec-23-2024