Kev yuav cov khoom siv hnub ci yuav tsum sib npaug ntawm cov nqi peev nyiaj ua ntej tiv thaiv kev cia siab rau lub sijhawm ntev thiab kev nyab xeeb. Raws li kev siv hluav taws xob-scale thiab kev lag luam loj hlob hauv qhov nyuaj, hardware tsis ua hauj lwm ua exponentially ua puas tsuaj rau cov qauv nyiaj txiag. Qhov system downtime cuam tshuam cov nyiaj tau los tam sim. Yog li ntawd, hardware reliability tseem tseem ceeb heev.
Kev muag khoom ib IEC tau ntawv pov thawj hnub ci vaj huam sib luag yog lub hauv paus uas tsis tuaj yeem sib tham rau qhov project bankability, kev tuav pov hwm kev lag luam, thiab kev ua raws li kab sib chaws. Yog tsis muaj cov ntaub ntawv soj ntsuam kuaj xyuas, cov neeg yuav khoom twv txiaj ntawm cov ntawv tsis lees paub. Qhov kev saib xyuas no feem ntau nthuav tawm cov chaw mus rau kev puas tsuaj sai lossis muaj hluav taws kub hnyav. Kev ntsuam xyuas ywj pheej muab cov ntaub ntawv pov thawj cov tub ua lag luam xav tau.
Phau ntawv qhia no rhuav tshem plaub qhov tseem ceeb tshaj plaws International Electrotechnical Commission (IEC) cov qauv. Peb cais qhov yuav tsum tau muaj kev nyab xeeb los ntawm ib puag ncig kev ntsuas kev cia siab rau ib puag ncig txhawm rau txhim kho koj cov txheej txheem kev yuav khoom. Koj yuav kawm raws nraim li cas los txhais cov txiaj ntsig kev xeem, ntsuas qhov kev pheej hmoo ntawm ib puag ncig, thiab pom cov ntaub ntawv cuav ua ntej ua tiav koj cov ntawv cog lus xa khoom.
Ntsiab Cai
- IEC 61215 thiab IEC 61730 tsim lub hauv paus tsim nyog rau kev ua haujlwm module thiab kev nyab xeeb hluav taws xob.
- IEC 61701 thiab IEC 62716 yog cov qauv kev cai tsim nyog tsuas yog rau kev xa tawm ib puag ncig hnyav (nrog ntug dej hiav txwv thiab kev ua liaj ua teb).
- Kev lees paub PV module daim ntawv pov thawj cov ntaub ntawv los ntawm cov chaw kuaj thib peb (xws li TÜV, UL) tiv thaiv kev yuav khoom los ntawm cov neeg muag khoom siv dag ntxias 'tsim kom tau raws' cov lus siv.
- Cov ntawv pov thawj vaj huam sib luag yuav tsum ua raws li cov txheej txheem mounting system kom ntseeg tau tias muaj kev nyab xeeb ntawm qhov chaw.
Kev ua tiav hnub ci kev teeb tsa pob khawm ntawm kev soj ntsuam cov neeg xa khoom nruj. Koj tsis tuaj yeem tso siab rau kev kuaj pom ib leeg. Koj xav tau cov ntaub ntawv empirical. IEC tsim cov txheej txheem kuaj thoob ntiaj teb los simulate kaum xyoo ntawm ib puag ncig hnav hauv lub sijhawm compressed. Cov qauv no tswj xyuas seb cov vaj huam sib luag cuam tshuam li cas rau kev ntxhov siab heev.
Project Bankability
Cov tuam txhab nyiaj txiag thiab cov neeg tuav pov hwm vam khom ntau rau cov ntawv pov thawj IEC ywj pheej. Lawv siv cov ntaub ntawv no los sau cov ntaub ntawv muaj txiaj ntsig zoo. Cov tuam txhab qiv nyiaj xav tau kev lees paub tias cov cuab yeej cuab tam yuav tsim lub zog muaj kev ntseeg siab dhau 25-rau-30-xyoo lub neej. Yog tsis lees paub IEC daim ntawv pov thawj, cov qiv nyiaj feem ntau tsis lees txais daim ntawv thov nyiaj txiag. Lawv siv cov qauv ntsuas ntsuas no los kwv yees qhov nkhaus degradation kom raug. Qhov kev kwv yees no ruaj ntseg cov qauv nyiaj txiag uas txhawb nqa cov ntawv cog lus yuav khoom mus sij hawm ntev.
Risk Mitigation
Cov vaj huam sib luag tsis muaj ntawv pov thawj qhia txog kev txaus ntshai txaus ntshai rau koj qhov kev xa tawm. Cov ntawv pov thawj cuav feem ntau raug kev txom nyem los ntawm cov txheej txheem degradation nrawm. Muaj Peev Xwm Induced Degradation (PID) thiab Lub Teeb Induced Degradation (LID) sai sai ua kom lub zog tso zis. Tsis tas li ntawd, kev ua haujlwm tsis muaj zog ua rau micro-cracking thaum lub sijhawm xa khoom lossis kev teeb tsa. Cov xwm txheej cua sov ua rau muaj kev pheej hmoo siab kawg. Tsis zoo insulated modules yuav ua rau arcs, igniting ib puag ncig cov ntaub ntawv. Kev sim IEC nquag tshuaj xyuas rau cov kev tsis zoo no.
Standardization tshaj Marketing
Cov neeg tsim khoom feem ntau tshaj tawm cov lus thov ua haujlwm hnyav ntawm lawv cov ntaub ntawv. Koj yuav tsum txav mus dhau cov khoom lag luam no. Cov ntawv qhia kev lag luam nthuav tawm cov ntaub ntawv zoo tshaj plaws. IEC cov qauv tso cai rau koj los soj ntsuam cov qauv raws li cov qauv kev ntsuas kev ntxhov siab, rov tsim dua tshiab. Thaum txhua lub vaj huam sib luag dhau qhov kev sim tib yam kev sim tsim txom, koj tuaj yeem sib piv Tier 1 thiab Tier 2 cov neeg muab khoom lag luam. Cov ntaub ntawv tiag tiag engineering hloov kev tshaj tawm kev kwv yees.
Lub hauv paus yuav tsum muaj: IEC 61215 thiab IEC 61730
Txhua qhov chaw siv hluav taws xob raug cai lossis kev lag luam hnub ci vaj huam sib luag yuav tsum nqa ob daim ntawv pov thawj hauv paus. Lawv tsim lub hauv paus ntawm txhua qhov kev pab cuam kev ruaj ntseg zoo. Koj yuav tsum tam sim tsis tsim nyog rau ib tus neeg muag khoom uas tsis muab cov ntaub ntawv pov thawj tam sim no, pov thawj rau ob tus qauv.
IEC 61215 Kev Tsim Nyog Tsim Nyog thiab Hom Kev Pom Zoo
Cov qauv no ntsuas seb lub vaj huam sib luag tsim puas tuaj yeem muaj sia nyob ntawm lub ntiaj teb tiag tiag. Nws thawb cov ntaub ntawv mus rau lawv cov ntsiab lus tawg.
- Ua kom pom tseeb: Lub hom phiaj tseem ceeb ntawm kev ua tau zoo thiab kev cia siab rau lub sijhawm ntev raws li cov qauv kev ntxhov siab.
- Kev Ntsuas Cov Kev Ntsuas: Cov chaw kuaj xyuas cov qauv ua rau muaj kev kub ntxhov hnyav. Kub hloov pauv sai ntawm -40 ° C thiab + 85 ° C. Tus txheej txheem tswj hwm qhov dej kub raug, yuam cov vaj huam sib luag rau hauv 85 ° C ib puag ncig nrog 85% txheeb ze av noo rau 1,000 teev. Mechanical load xeem siv hnyav hnyav los simulate cua daj cua dub thiab hnyav. Thaum kawg, cov kws tshaj lij siv cov tshuaj tiv thaiv UV hnyav heev.
- Cov txiaj ntsig: Cov txheej txheem nruj no ua pov thawj tias ib qho IEC 61215 hnub ci module tuaj yeem tiv taus qhov kev ntxhov siab hauv ntiaj teb tiag tiag yam tsis muaj hluav taws xob tseem ceeb poob. Cov neeg yuav khoom tau txais kev ntseeg siab ntawm cov txheej txheem kev ncaj ncees yuav dhau mus ntev.
IEC 61730 Kev Nyab Xeeb Kev Nyab Xeeb Kev Nyab Xeeb Kev Nyab Xeeb
Thaum IEC 61215 ua kom lub vaj huam sib luag ua haujlwm, IEC 61730 ua kom lub vaj huam sib luag ruaj ntseg. High-voltage DC hwj chim inherently poses txaus ntshai. Tus qauv no txo cov kev hem thawj.
- Ua kom pom tseeb: Qhov kev ntsuam xyuas zeroes ntawm hluav taws xob thiab lub cev kev nyab xeeb. Nws tseem ceeb tiv thaiv cov neeg ua haujlwm thiab cov khoom ntiag tug tiv thaiv kev poob siab, hluav taws kub, thiab kev raug mob ntawm tus kheej.
- Kev ntsuas ntsuas: Cov kws kho mob ua qhov ntsuas hluav taws xob sib sib zog nqus. Lawv ntsuas qhov hluav taws kub tiv thaiv qhov hluav taws kub sab nraud. Tus txheej txheem nruj me ntsis txhais cov clearance thiab creepage nrug. Cov kev ncua deb no tiv thaiv hluav taws xob arcs ntawm cov khoom nyob. Kev ntsuam xyuas tam sim no ua kom tsis muaj qhov txaus ntshai los ntshav rau hauv aluminium ncej.
- Cov txiaj ntsig: Dhau cov kev txwv no ua kom muaj kev nyab xeeb kev koom ua ke rau hauv high-voltage lag luam thiab cov khoom siv hluav taws xob, uas feem ntau ua haujlwm ntawm 1000V lossis 1500V DC.
Kev sib piv ntawm Baseline IEC Standards
| Feature |
IEC 61215 (Design & Reliability) |
IEC 61730 (Kev Nyab Xeeb) |
| Lub Hom Phiaj Core |
Ntsuas lub zog tsim hluav taws xob ntev ntev. |
Tiv thaiv kom tsis txhob muaj hluav taws xob, hluav taws kub, thiab lub cev raug mob. |
| Thawj Cov Kev Nyuaj Siab |
Thermal cycling, damp cua sov, UV, cua / daus loads. |
Rwb thaiv tsev tawg, to tam sim no, flammability. |
| Kev cuam tshuam |
Ua kom lub zog tawm los sib tw nrog kev kwv yees nyiaj txiag. |
Ua kom muaj kev nyab xeeb ntawm qhov chaw thiab kev tuav pov hwm ua raws. |
| Yam yuav tsum tau muaj |
Yog, qhov tseem ceeb rau txhua qhov kev xa tawm. |
Yog, qhov tseem ceeb rau txhua qhov kev xa tawm. |
Cov qauv kev cai rau qhov hnyav ib puag ncig: IEC 61701 thiab IEC 62716
Cov qauv hauv paus npog cov huab cua ib txwm muaj. Txawm li cas los xij, ib puag ncig tshwj xeeb siv cov tshuaj lom neeg tshwj xeeb. Kev xa cov qauv qauv hauv qhov chaw hnyav tuaj yeem lav qhov ua tsis tiav ntxov. Kev lag luam siv cov qauv kev cai kom tsim nyog rau cov vaj huam sib luag rau cov rooj plaub ntug kawg. Koj tsuas yog xav tau cov ntawv pov thawj no thaum koj qhov chaw tshwj xeeb thaj chaw xav tau lawv.
IEC 61701: Kev kuaj ntsev Mist Corrosion Test
Ntsev ua raws li tus neeg sawv cev muaj zog corrosive. Nws rhuav tshem cov hlau nplaum sai sai.
- Siv Case: Koj xav tau tus qauv no rau thaj tsam ntug dej hiav txwv, thaj chaw hauv hiav txwv, lossis qhov chaw nyob ze ntawm txoj kev hnyav caij ntuj no salting. Island deployments saib tus qauv no yog qhov yuav tsum tau ua.
- Kev Ntsuam Xyuas Kom Pom Zoo: Cov dej ntsev ua rau muaj kev xeb loj heev. Cov qauv no tiv thaiv kev degradation ntawm aluminium thav duab, junction box seals, thiab anti-reflective iav txheej. Cov chaw soj nstuam tshuaj tsuag cov tshuaj ntsev ntsev rau hauv cov vaj huam sib luag rau lub sijhawm ntev. Modules yuav tsum muaj kev ncaj ncees ntawm cov qauv thiab kev sib cais hluav taws xob txawm tias muaj ntsev hnyav.
IEC 62716: Ammonia Corrosion Test
Kev ua liaj ua teb ib puag ncig tso cov roj ammonia hnyav. Cov roj no aggressively tawm tsam hnub ci vaj huam sib luag polymers.
- Siv Case: Qhia cov qauv no rau kev cog qoob loo, ua liaj ua teb tsiaj txhu, thiab cov chaw nyob ze ntawm kev siv chiv hnyav. Npua thiab nqaij qaib ua liaj ua teb tsim tshwj xeeb cov qib ammonia.
- Kev Ntsuas Ua Kom pom tseeb: Ammonia chemically reacts nrog cov khoom siv hnub ci yooj yim. Kev ntsuam xyuas kom ntseeg tau tias cov roj ammonia tsis tawg EVA encapsulants. Nws ua kom cov gases tsis ua rau delamination ntawm iav thiab lub hnub ci hlwb. Tsis tas li ntawd, nws tiv thaiv cov roj los ntawm kev sib cuag nrog cov hlau sab hauv, uas yuav ua rau kom muaj hluav taws xob ntau ntxiv.
Kev txiav txim siab Matrix
Cov pab pawg muag khoom feem ntau ua yuam kev tseem ceeb: lawv tshaj qhia. Lawv thov txhua tus qauv muaj txawm hais tias qhov chaw qhov chaw tiag tiag. Zam kev xyaum no. Tsuas yog xav tau cov ntawv pov thawj ib puag ncig no yog tias qhov chaw nyob hauv qhov xwm txheej hais. Kev thov tsis tsim nyog kuaj txwv koj lub pas dej ntawm cov neeg xa khoom muaj. Nws tseem txhawb nqa cov nqi peev uas tsis tsim nyog. Ua raws li qhov yuav tsum tau muaj ntawv pov thawj ncaj qha rau koj thaj chaw ib puag ncig kev pheej hmoo.
Muaj kev nkag siab txog cov qauv tsuas daws tau ib nrab ntawm qhov teeb meem. Lub hnub ci khoom siv hluav taws xob qee zaus raug kev txom nyem los ntawm kev dag ntxias. Kev tiv thaiv koj cov peev nyiaj yuav tsum mob siab rau kev tshawb xyuas cov ntaub ntawv. Koj yuav tsum txheeb xyuas txhua qhov kev thov uas tus neeg muag khoom ua ua ntej kos npe xaj xaj.
'Certified To' vs. 'Designed to Meet'
Ua tib zoo saib rau cov lus lag luam ntse. Cov neeg tsim khoom nquag thov lawv cov vaj huam sib luag yog 'tsim kom tau raws li IEC cov qauv.' Cov lus no txhais tau hais tias cov chaw tsim khoom ntseeg tias lawv cov qauv tsim tau zoo txaus, tab sis lawv tsis tau ua tiav qhov kev sim thib peb. Lawv zam tsis them cov nqi kuaj. Tshem tawm cov lus thov tam sim ntawd. Koj xav tau cov vaj huam sib luag uas qhia meej 'Certified To' tus qauv los ntawm ib qho chaw kuaj mob. Txais tsis muaj kev hloov pauv.
Tshawb xyuas qhov Kev Xeem Xeem
Cov ntawv pov thawj tsuas yog muaj kev ntseeg siab raws li lub cev tawm. Ib daim ntawv pov thawj los ntawm ib qho chaw tsis paub lossis tsis lees paub muaj tus nqi xoom. Kev tuav pov hwm cov ntaub ntawv tshwj xeeb los ntawm kev lees paub, kev lees paub thoob ntiaj teb kev ua haujlwm ywj pheej. Cov koom haum ntseeg tau suav nrog UL Solutions, TÜV Rheinland, TÜV SÜD, thiab VDE. Cov koom haum no tswj hwm nruj, tsis ncaj ncees cov txheej txheem sim.
Cov ntaub ntawv tshawb xyuas cov kev coj ua zoo tshaj plaws
Tsis txhob cia li ntsia ib daim ntawv pov thawj thiab muab nws tso tseg. Siv cov ntaub ntawv nruj tswj xyuas lub moj khaum.
- Hla-reference Bill of Materials (BOM): Lub chaw tsim khoom tuaj yeem dhau qhov kev sim siv cov iav hwm thiab cov khoom kim heev. Lawv tuaj yeem hloov mus rau cov ntaub ntawv pheej yig dua rau koj qhov kev tsim khoom loj. Hla-reference qhov tseeb BOM tau teev nyob rau hauv daim ntawv pov thawj nrog BOM cov ncauj lus kom ntxaws hauv koj daim ntawv cog lus yuav khoom. Lawv yuav tsum phim zoo kawg nkaus.
- Kos Hnub Kawg: Daim ntawv pov thawj tas sij hawm. Tsis tas li ntawd, cov qauv hloov tshiab tsis tu ncua. Piv txwv li, hloov los ntawm IEC 61730 qub rau IEC 61730: 2016 yuav tsum tau ua tiav daim ntawv pov thawj. Tsis txhob lees txais daim ntawv pov thawj uas tas sij hawm lossis dhau los.
- Tshawb xyuas ncaj qha nrog lub Lab: Forged PDFs ncig hauv khw grey. Nqa daim ntawv pov thawj tus lej muab los ntawm tus neeg muag khoom. Mus ncaj qha mus rau qhov chaw kuaj sim cov ntaub ntawv online. Ntaus tus lej txhawm rau txheeb xyuas daim ntawv pov thawj tseem ua haujlwm thiab siv tau rau cov chaw tsim khoom tshwj xeeb.
System-Level Integration & Shortlisting Logic
Solar panels tsis ua haujlwm hauv lub tshuab nqus tsev. Lawv ua hauj lwm raws li ib feem ntawm ib tug dav dav mechanical thiab hluav taws xob ecosystem. Kev ntsuas lub vaj huam sib luag hauv kev sib cais tawm qhov muag tsis pom kev hauv koj cov txheej txheem kev nyab xeeb. Koj qhov kev xav ntawm kev yuav khoom yuav tsum suav nrog tag nrho qhov chaw teeb tsa.
Matching Module thiab Mount Standards
Txawm tias lub vaj huam sib luag muaj zog tshaj plaws los ua lub luag haujlwm yog tias ruaj ntseg tsis zoo. Ib qho IEC tau ntawv pov thawj hnub ci vaj huam sib luag yog qhov cuam tshuam loj heev yog tias ntsia rau ntawm qhov tsis tau lees paub mounting system. Cov cua kub siab yuav rhuav lub vaj huam sib luag uas muaj ntawv pov thawj tawm ntawm lub khib tsis muaj zog. Xyuas kom tag nrho cov racking Cheebtsam tuav cov qauv tsim thiab cov ntawv pov thawj hauv av. Nyob rau hauv North America, nrhiav UL 2703 kev ua raws cai rau mounting systems. Lub mounting hardware yuav tsum ua lej txhawb qhov tseeb txhua yam kev txwv tsis pub siv tau thaum lub vaj huam sib luag IEC 61215 kuaj.
Kev Ntsuam Xyuas Tus Muag Khoom
Txhim kho koj txoj hauv kev los ntsuas cov neeg muab khoom tshiab. Ua raws li cov lus qhia plaub kauj ruam no los lim tawm cov neeg muag khoom pheej hmoo thaum ntxov hauv lub voj voog kev yuav khoom:
- Filter Baselines: Tam sim ntawd lim tawm cov neeg muag khoom uas tsis muaj tam sim no, kuaj xyuas IEC 61215 thiab IEC 61730 daim ntawv pov thawj. Kho cov no raws li tus neeg saib xyuas yuav tsum tau ua.
- Ntsuam xyuas Geography: Ntsuam xyuas koj qhov kev pheej hmoo ib puag ncig. Txiav txim siab seb IEC 61701 (ntsev pos huab) lossis IEC 62716 (ammonia) yog qhov tsim nyog rau txoj haujlwm txoj sia.
- Daim Ntawv Pov Thawj Xav Tau Thaum Ntxov: Thov ua kom tiav PV module daim ntawv pov thawj cov ntaub ntawv nrog rau thawj daim ntawv thov rau Quotation (RFQ). Tsis txhob tos kom txog thaum kawg ntawm daim ntawv cog lus kom nug cov ntaub ntawv kev nyab xeeb.
- Tshawb xyuas Hoobkas Cov Txheej Txheem: Paub meej tias cov chaw tsim khoom tau kuaj xyuas lub Hoobkas tsis tu ncua. Reputable labs xav tau kev tshawb xyuas lub Hoobkas txuas ntxiv kom tswj tau daim ntawv pov thawj. Qhov no ua kom tus neeg muag khoom tsis yog dhau ib qho qauv sim thiab tom qab ntawd txo lawv cov qauv tsim khoom.
Xaus
Sourcing raws li hnub ci modules sawv cev rau ib qho kev tawm dag zog tseem ceeb hauv kev tswj hwm kev pheej hmoo, tsis yog ib qho kev tawm dag zog hauv kev sib piv tus nqi. Ua ntej kev txuag nyiaj ua ntej tshaj qhov kev ntsuam xyuas qhov tseeb yuav ua rau muaj kev puas tsuaj mus ntev. Cov txheej txheem IEC tshem tawm qhov kev kwv yees los ntawm kev ruaj ntseg thiab hluav taws xob. Lawv muab cov qauv tsim, kev tshawb fawb hauv paus los ntsuas cov neeg xa khoom thoob ntiaj teb kom ncaj ncees.
Koj cov kauj ruam tom ntej tam sim no suav nrog kev hloov kho koj cov txheej txheem kev yuav khoom sab hauv. Koj yuav tsum tso cai pov thawj tseeb ntawm IEC 61215 thiab IEC 61730 kev xeem los ntawm cov chaw kuaj thib peb uas tau lees paub. Ua qhov no ua ntej shortlisting cov chaw tsim khoom Tier 1 lossis Tier 2. Los ntawm kev txheeb xyuas cov ntaub ntawv hauv chav kuaj nruj me ntsis thiab sib piv cov ntawv pov thawj ib puag ncig rau qhov chaw nyob, koj tiv thaiv koj cov peev peev thiab ua kom ntseeg tau ntau xyoo ntawm cov txiaj ntsig zoo zog.
FAQ
Q: Qhov txawv ntawm IEC thiab UL ntawv pov thawj rau hnub ci vaj huam sib luag yog dab tsi?
A: IEC cov qauv raug lees paub thoob ntiaj teb thiab ua haujlwm raws li lub hauv paus hauv Tebchaws Europe, Asia, thiab feem ntau lub khw thoob ntiaj teb. UL (Underwriters Laboratories) cov qauv yog feem ntau raug txib tshwj xeeb rau kev ua raws li North American daim phiaj thiab cov lej hluav taws hauv zos. Txawm li cas los xij, ntau lub ntiaj teb saum toj kawg nkaus panels nqa ob daim ntawv pov thawj nkag mus rau txhua lub khw loj tau yooj yim.
Q: Puas yog IEC 61215 lav kuv lub hnub ci vaj huam sib luag yuav kav 25 xyoo?
A: Tsis yog. Nws lav qhov qauv tsim dhau qhov kev ntsuas kev nyuaj siab simulating ib puag ncig mus sij hawm ntev. Qhov no ua rau txo qis qhov tshwm sim ntawm cov txheej txheem thaum ntxov lossis kev ua haujlwm tsis ua haujlwm. Txawm li cas los xij, nws tsis hloov qhov kev xav tau rau kev ua tiav, cov chaw tsim khoom lag luam nyiaj txiag warranty.
Q: Puas yog tag nrho Tier 1 hnub ci vaj huam sib luag tau txais IEC ntawv pov thawj?
A: Tsis yog. 'Tier 1' yog nruj me ntsis kev ntsuas ntawm nyiaj txiag kev lag luam thiab kev xa tawm ntim luam tawm los ntawm BloombergNEF. Nws tsis yog qhov zoo, kev nyab xeeb, lossis ntawv pov thawj metric. Thaum xyaum tag nrho Tier 1 tuam txhab lag luam tuav cov ntawv pov thawj IEC tam sim no kom nyob twj ywm kev sib tw, koj yuav tsum tau txheeb xyuas cov ntaub ntawv xeem tiag tiag tsis hais lawv qib li cas.
