Lub hnub ci zog yog qhov tseem ceeb ntawm lub ntiaj teb hloov mus rau lub zog tauj dua tshiab. Photovoltaic (PV) systems, uas siv lub hnub ci zog los tsim hluav taws xob, tso siab rau ntau yam khoom, thiab ib qho tseem ceeb tshaj plaws yog lub hnub ci cable. Cov cables no txuas photovoltaic panels mus rau lwm qhov chaw ntawm lub hnub ci, xws li inverters, roj teeb, thiab cov khoom siv hluav taws xob. Raws li kev teeb tsa hnub ci feem ntau raug rau qhov hnyav sab nraum zoov, cov cables yuav tsum ua kom tau raws li kev ua tau zoo thiab cov qauv kev nyab xeeb kom ntseeg tau tias lawv muaj kev ntseeg siab thiab siv tau ntev.
Hauv tsab xov xwm no, peb yuav tshawb xyuas seb lub hnub ci cables ua raws li cov qauv thoob ntiaj teb xws li IEC 60216, IEC 60332, thiab lwm yam. Peb yuav tham txog qhov tseem ceeb ntawm cov qauv no thiab lawv yuav ua li cas kom ntseeg tau tias cov hnub ci hluav taws xob muaj kev nyab xeeb, ruaj khov, thiab ua haujlwm tau zoo nyob rau hauv ntau yam ib puag ncig.
Dab tsi yog Solar Cables?
Lub hnub ci cable yog ib qho hluav taws xob tshwj xeeb uas siv los txuas cov khoom siv hluav taws xob photovoltaic. Lub luag haujlwm tseem ceeb ntawm lub hnub ci cable yog nqa hluav taws xob los ntawm lub hnub ci mus rau lub inverter, roj teeb, thiab lwm qhov ntawm lub cev. Cov cables no yog tsim los tiv thaiv cov xwm txheej sab nraum zoov, suav nrog kev raug UV hluav taws xob, kub kub, noo noo, thiab kev ntxhov siab ntawm txhua yam.
Hnub ci cables tuaj nyob rau hauv ntau qhov ntau thiab tsawg thiab ntau hom, feem ntau categorized rau hauv DC (direct tam sim no) thiab AC (alternating tam sim no) cables. Cov khoom siv ntau tshaj plaws rau cov neeg siv khoom yog tooj liab, txawm tias qee zaum siv txhuas, thiab lawv tau insulated nrog cov ntaub ntawv xws li cross-linked polyethylene (XLPE) lossis thermoplastic elastomers (TPE). Cov ntaub ntawv rwb thaiv tsev thiab sheathing raug xaiv los tiv thaiv cov cables los ntawm ib puag ncig kev puas tsuaj thaum ua kom muaj kev nyab xeeb thiab ua haujlwm zoo hauv kev xa hluav taws xob.
Qhov tseem ceeb ntawm International Standards rauHnub ci Cables
Cov qauv thoob ntiaj teb yog qhov tseem ceeb hauv kev lag luam hnub ci los xyuas kom meej tias cov khoom siv, xws li cov hnub ci cables, ua tau raws li qhov zoo tshaj plaws, kev nyab xeeb, thiab kev ua haujlwm zoo. Cov kab hluav taws xob hnub ci yuav tsum muaj kev ntseeg siab nyob rau ntau qhov chaw ib puag ncig, los ntawm cov cua sov qhuav ntawm cov suab puam mus rau cov av noo ntawm cov ntug dej hiav txwv. Cov qauv thoob ntiaj teb muab lub hauv paus rau kev ntsuam xyuas thiab lees paub cov cables no, kom ntseeg tau tias lawv ua tau raws li qhov xav tau thiab tsis ua rau muaj kev nyab xeeb.
Cov qauv tseem ua kom ntseeg tau tias cov tuam txhab tsim cov khoom lag luam zoo sib xws, ua tau raws li cov cai hauv ntau lub teb chaws. Kev ua raws li cov qauv thoob ntiaj teb pab cov tuam txhab lag luam zam cov teeb meem kev cai lij choj thiab xyuas kom meej tias cov hnub ci cables tuaj yeem siv thoob ntiaj teb, ua rau lawv sib haum nrog ntau lub hnub ci.
Cov qauv tseem ceeb thoob ntiaj teb rau hnub ci Cables
Ntau cov qauv thoob ntiaj teb tswj hwm tus qauv tsim, tsim khoom, thiab kuaj cov hnub ci cables. Cov qauv no xyuas kom meej tias cov cables tsim nyog rau cov kev nyuaj uas lawv yuav ntsib hauv lub hnub ci zog. Hauv qab no yog qee cov qauv tseem ceeb tshaj plaws ntsig txog hnub ci cables:
1. IEC 60216 - Cov khoom siv hluav taws xob rwb thaiv tsev
IEC 60216 yog tus qauv uas qhia txog cov kev xav tau rau cov thermal endurance ntawm hluav taws xob insulating cov ntaub ntawv. Nws muab cov txheej txheem kev sim los txiav txim siab seb cov ntaub ntawv insulating zoo li cas hauv cov kab hluav taws xob tuaj yeem tiv taus ntev ntev rau cov cua sov. Qhov no yog ib qho tseem ceeb rau cov hnub ci cables, vim lawv feem ntau raug kub siab los ntawm ob lub hnub thiab ib puag ncig ib puag ncig.
Raws li IEC 60216, cables raug kuaj rau thermal aging, uas simulates cov teebmeem ntawm lub sij hawm ntev raug tshav kub. Hnub ci cables uas ua raws li tus qauv no kom ntseeg tau tias lawv cov rwb thaiv tsev yuav tsis degrade ntxov vim qhov kub thiab txias, yog li muab kev ua tau zoo ntawm lawv lub neej.
Qhov cuam tshuam rau Solar Cables: Cov kab hluav taws xob hnub ci yuav tsum ua kom ntseeg tau txawm tias nyob rau hauv qhov kub thiab txias thiab raug tshav ntuj ntev. Kev ua raws li IEC 60216 ua kom ntseeg tau tias cov rwb thaiv tsev ntawm cov cables tseem nyob twj ywm thiab ua haujlwm tau zoo thoob plaws hauv lub neej ntawm lub hnub ci, txawm tias nyob hauv ib puag ncig hnyav.
2. IEC 60332 - Kev ntsuas nplaim hluav taws
IEC 60332 yog tus qauv uas txhais cov qauv kev sim rau kev txiav txim siab cov nplaim hluav taws xob ntawm cov cables. Nws tau muab faib ua ntau yam, xws li IEC 60332-1 (kuaj cov kab hluav taws xob ib leeg tiv thaiv cov nplaim taws) thiab IEC 60332-3 (kuaj cov kab txuas). Cov qauv no ua kom ntseeg tau tias cov cables tsis tuaj yeem kis hluav taws kub thaum muaj hluav taws xob txhaum cai, uas yog ib qho kev txhawj xeeb txog kev nyab xeeb tseem ceeb hauv kev teeb tsa hluav taws xob, suav nrog lub hnub ci hluav taws xob.
Qhov cuam tshuam rau Solar Cables: Txij li cov kab hluav taws xob hnub ci feem ntau tau nruab rau hauv qhov chaw sab nraum zoov, nrog rau hauv cov tsev thiab lwm cov qauv, lawv yuav tsum tiv taus hluav taws. Hnub ci cables yuav tsum ua raws li IEC 60332 tiv thaiv kev sib kis ntawm cov nplaim taws thaum muaj hluav taws xob tsis ua haujlwm, ua kom muaj kev nyab xeeb ntawm lub hnub ci thiab thaj chaw ib puag ncig.
3. IEC 60502 - Fais fab Cables
IEC 60502 npog cov kev qhia dav dav rau cov hluav taws xob cables siv hauv cov khoom siv hluav taws xob tsawg thiab nruab nrab-voltage. Cov qauv no qhia txog kev tsim kho, kev sim, thiab kev ua haujlwm ntawm cov cables siv ntau yam kev siv, suav nrog kev xa hluav taws xob hluav taws xob.
Thaum IEC 60502 siv rau ntau yam ntawm cov cables, suav nrog cov siv hauv kev lag luam thiab kev lag luam, nws tseem ua lub luag haujlwm tseem ceeb hauv kev taw qhia kev tsim kho thiab kuaj cov hnub ci cables. Cov kab hluav taws xob hnub ci yuav tsum ua kom tau raws li qhov cuam tshuam ntawm tus qauv no kom ntseeg tau tias lawv tuaj yeem nqa tau cov hluav taws xob tam sim no los ntawm photovoltaic system.
Qhov cuam tshuam rau Solar Cables: Ua raws li IEC 60502 kom ntseeg tau tias cov hnub ci hluav taws xob muaj qhov xav tau hluav taws xob ua haujlwm thiab ua haujlwm ntev kom tau raws li qhov xav tau ntawm cov tshuab photovoltaic. Qhov no suav nrog xyuas kom cov cables tuaj yeem tswj cov hluav taws xob tam sim no thiab qhov hluav taws xob cuam tshuam nrog lub hnub ci fais fab tsis muaj cua sov lossis degrading.
4. IEC 61730 - Kev nyab xeeb ntawm photovoltaic (PV) module
Thaum IEC 61730 feem ntau tsom rau kev nyab xeeb ntawm cov khoom siv hluav taws xob photovoltaic (hnub ci vaj huam sib luag), nws kuj suav nrog cov lus qhia cuam tshuam rau kev teeb tsa lub hnub ci, suav nrog cov cables. Cov qauv no ua kom ntseeg tau tias cov hnub ci hluav taws xob siv nyob rau hauv cov tshuab photovoltaic ua tau raws li cov kev cai tshwj xeeb, xws li rwb thaiv tsev thiab kev tiv thaiv hluav taws xob.
Qhov cuam tshuam rau Solar CablesIEC 61730 pab kom ntseeg tau tias cov hnub ci cables yog ib feem ntawm kev nyab xeeb thiab txhim khu kev qha photovoltaic system. Los ntawm kev ua tau raws li tus qauv no, cov cables ua rau muaj kev nyab xeeb tag nrho ntawm lub hnub ci zog, txo qhov kev pheej hmoo ntawm hluav taws xob tsis raug, hluav taws kub, thiab lwm yam kev phom sij.
5. UL 4703 - Photovoltaic Hlau
Tus qauv UL 4703, tsim los ntawm Underwriters Laboratories (UL), yog tus qauv kev nyab xeeb Asmeskas uas tswj hwmphotovoltaic hlausiv nyob rau hauv solar power systems. Nws txhais cov kev ua tau zoo thiab kev nyab xeeb rau cov xov hlau photovoltaic thiab cables, suav nrog cov khoom xws li kev ntsuas hluav taws xob, cov khoom siv kho tshuab, thiab kev tiv thaiv ib puag ncig. UL 4703 yog dav siv nyob rau hauv North America los xyuas kom meej tias lub hnub ci cables haum rau siv nyob rau hauv photovoltaic systems.
Qhov cuam tshuam rau Solar Cables: UL 4703 xyuas kom meej tias cov hnub ci hluav taws xob tsis yog tsuas yog muaj kev nyab xeeb xwb tab sis kuj muaj zog txaus los tiv thaiv cov teeb meem nyuaj uas tau ntsib hauv lub hnub ci zog. Cov qauv no tseem ceeb rau kev txheeb xyuas tias cov cables yuav tsis degrade thaum lub sij hawm vim raug UV teeb, ya raws, los yog kub heev.
6. IEC 60364 - Kev teeb tsa hluav taws xob tsawg
IEC 60364 suav nrog kev teeb tsa hluav taws xob qis hluav taws xob, suav nrog kev teeb tsa photovoltaic. Nws muab cov lus qhia ntxaws ntxaws rau kev xaim, kev tiv thaiv, thiab kev teeb tsa hluav taws xob hauv cov chaw nyob, kev lag luam, thiab kev lag luam. Txawm hais tias tsis yog tshwj xeeb rau cov hnub ci cables, tus qauv no muab cov kev cai dav dav uas yuav tsum tau ua raws li kev nyab xeeb thiab siv tau zoo hnub ci zog tsim qauv.
Qhov cuam tshuam rau Solar Cables: Kev ua raws li IEC 60364 kom ntseeg tau tias cov hluav taws xob hnub ci tau teeb tsa kom raug hauv cov kab hluav taws xob dav dav. Cov txheej txheem no pab tiv thaiv cov teeb meem xws li overloading, luv luv Circuit Court, thiab kev sib txuas ntawm cable tsis raug, txhua yam tuaj yeem ua rau tsis muaj peev xwm, kev puas tsuaj, lossis hluav taws kub.
Solar Cable Ua raws li cov qauv no
Hnub ci cables uas ua raws li cov qauv thoob ntiaj teb xws li IEC 60216, IEC 60332, IEC 60502, IEC 61730, thiab UL 4703 yog tsim los ua kom tau raws li kev nyab xeeb thiab kev ua haujlwm siab. Cov kev cai tshwj xeeb ntawm cov qauv no xyuas kom meej tias cov cables siv hauv photovoltaic systems:
Nrog rau qhov kub thiab txias: Hnub ci cables raug tshav kub los ntawm lub hnub, thiab lawv yuav tsum tau khaws lawv cov insulating zog thiab hluav taws xob conductivity txawm nyob rau hauv high kub. Ua raws li IEC 60216 xyuas kom cov cables tsis degrade ntxov vim thermal stress.
Muaj nplaim taws-Resistant: Muab hais tias cov hnub ci hluav taws xob feem ntau tau teeb tsa hauv cov tsev lossis lwm cov qauv, kev tiv thaiv hluav taws yog qhov kev txhawj xeeb tseem ceeb. Ua raws li IEC 60332 kom ntseeg tau tias cov cables tuaj yeem tiv thaiv hluav taws thiab tiv thaiv kev sib kis ntawm hluav taws kub thaum muaj hluav taws xob tsis raug.
Ua kom muaj kev nyab xeeb thiab ua tau zoo: Ua raws li cov qauv xws li IEC 60502 thiab UL 4703 kom ntseeg tau tias cov hnub ci hluav taws xob muaj peev xwm tuav cov khoom siv hluav taws xob uas lawv tsim los rau yam tsis muaj cua sov lossis tsis ua haujlwm.
Muab Kev Nyab Xeeb Hluav Taws Xob: Cov qauv zoo li IEC 61730 thiab IEC 60364 xyuas kom cov hnub ci cables, thaum txhim kho kom zoo, ua rau muaj kev nyab xeeb tag nrho ntawm lub tshuab hluav taws xob photovoltaic, txo qhov kev pheej hmoo ntawm hluav taws xob shocks, luv Circuit Court, thiab kev ua tsis tiav.