2021-10-30 Nws
Nyob rau hauv thawj ib nrab ntawm 2021, lub tshiab ntsia photovoltaic muaj peev xwm ntawm 13.01GW, txog tam sim no, lub teb chaws ntsia muaj peev xwm ntawm photovoltaic fais fab tuag tau mus txog 268GW.Nrog rau kev ua raws li "3060 Carbon Peak Carbon Neutrality" txoj cai, cov phiaj xwm txhawb nqa thoob plaws lub nroog yuav raug nthuav tawm thoob plaws lub tebchaws, thiab lwm lub voj voog loj ntawm kev tsim kho photovoltaic tau los txog.Hauv xyoo tom ntej, photovoltaics yuav nkag mus rau lub sijhawm tom ntej ntawm kev loj hlob sai.
Nyob rau tib lub sijhawm, cov chaw tsim hluav taws xob photovoltaic uas tau tsim yav dhau los thiab txuas nrog cov phiajcim kuj tau pib nkag mus rau theem kev ua haujlwm ruaj khov, thiab txawm tias PV fais fab nroj tsuag tsim nyob rau theem pib tau ua tiav cov nqi rov qab.
Lub qhov muag ntawm cov tub ua lag luam tau maj mam hloov pauv los ntawm cov theem pib ntawm kev nqis peev thiab kev tsim kho thiab kev tsim kho mus rau theem tom ntej ntawm kev ua haujlwm, thiab kev tsim kho kev xav ntawm photovoltaic fais fab nroj tsuag tau maj mam hloov los ntawm tus nqi qis tshaj ntawm kev nqis peev nyob rau theem pib mus rau tus nqi qis tshaj. ntawm hluav taws xob nyob rau hauv tag nrho lub neej voj voog.Qhov no yuav tsum tau tsim cov chaw tsim hluav taws xob PV, kev xaiv cov khoom siv, kev tsim kho kom zoo, thiab kev ua haujlwm ntawm ceg ntoo tau dhau los ua qhov tseem ceeb.
Tus nqi theem ib kilowatt-teev (LCOE) ntawm photovoltaic fais fab nroj tsuag tau them nyiaj ntau thiab ntau dua nyob rau theem no, tshwj xeeb tshaj yog nyob rau lub sij hawm tam sim no ntawm parity.
Los ntawm kev loj hlob ntawm photovoltaic zog nyob rau hauv xyoo tas los no, nws tuaj yeem pom tias BOS tus nqi hauv kev txhim kho thiab kev tsim kho cov nqi ntawm photovoltaic fais fab nroj tsuag tau compressed mus rau qhov siab, thiab chav rau txo qis heev.Nws tuaj yeem pom los ntawm cov qauv LCOE saum toj no uas yuav txo qis LCOE, peb tuaj yeem pib ntawm peb yam nkaus xwb: txo cov nqi tsim kho, nce kev tsim hluav taws xob, thiab txo cov nqi khiav lag luam.
Cov nqi nyiaj txiag, cov khoom siv khoom siv, thiab cov nqi tsim kho yog cov khoom tseem ceeb ntawm cov nqi tsim kho ntawm lub hnub ci PV fais fab nroj tsuag.Hais txog cov khoom siv, tus nqi yuav raug txo los ntawm kev xaivaluminium pv kabthiabcais cov thawv sib txuas, qhov no tau piav qhia meej hauv cov xov xwm dhau los.Tsis tas li ntawd, nws tseem tuaj yeem txo cov nqi tsim kho los ntawm kev xav txog kev txo cov khoom siv thiab cov khoom siv.
Cov qauv tsim ntawm high voltage, loj sub-array thiab siab muaj peev xwm piv tau txais yuav los txo tus nqi ntawm kev tsim kho.Qhov hluav taws xob siab tuaj yeem ua rau muaj peev xwm nqa tau tam sim no ntawm txoj kab thiab kev sib kis tau ntawm 1500V qhov system yog 1.36 npaug ntawm 1100V qhov system rau cable ntawm tib qhov tshwj xeeb, uas tuaj yeem txuag tau siv cov khoom siv hluav taws xob photovoltaic.
Kev siv lub tswv yim tsim ntawm qhov loj sub-array thiab muaj peev xwm sib piv, txo tus naj npawb ntawm cov sub-arrays hauv tag nrho cov phiaj xwm tuaj yeem txuag kev siv thiab kev teeb tsa ntawm lub thawv-hom substations hauv cheeb tsam photovoltaic, yog li txo tus nqi ntawm kev tsim kho. .Piv txwv li, 100MW fais fab chaw nres tsheb sib piv cov peev txheej sib txawv thiab qhov muaj peev xwm sib piv, raws li qhia hauv cov lus hauv qab no:
| Kev soj ntsuam ntawm cov khoom siv hluav taws xob siv hauv PV cheeb tsam ntawm 100MW PV fais fab chaw nres tsheb | ||||
| Sub-array Capacity | 3.15 MW | 1.125 MW | ||
| Capacity Ratio | 1.2:1 ib | 1: 1 | 1.2:1 ib | 1: 1 |
| Number of Sub-arrays | 26 | 31 | 74 | 89 |
| Tus naj npawb ntawm Inverters hauv ib qho Sub-array | 14 | 14 | 5 | 5 |
| 3150KVA Transformer Quantity | 26 | 31 | / | / |
| Tus naj npawb ntawm 1000KVA Transformers | / | / | 83 | 100 |
Nws tuaj yeem pom los ntawm cov lus saum toj no tias nyob rau hauv tib lub peev xwm sib piv, cov txheej txheem loj sub-array ua rau tus naj npawb ntawm cov sub-arrays ntawm tag nrho cov phiaj xwm me me, thiab cov me me ntawm cov sub-arrays tuaj yeem txuag kev siv lub thawv hloov thiab kev tsim kho thiab kev teeb tsa sib raug;Nyob rau hauv lub peev xwm, lub peev xwm loj piv cov tswv yim kuj tuaj yeem txo tus naj npawb ntawm cov sub-arrays, yog li txuag tus naj npawb ntawm inverters thiab lub thawv transformers.Yog li ntawd, nyob rau hauv kev tsim ntawm photovoltaic fais fab nroj tsuag, lub peev xwm piv thiab txoj kev ntawm kev siv loj sub-arrays yuav tsum tau nce ntau npaum li sai tau raws li tej yam xws li lub teeb, ambient kub, thiab qhov project struts.
Hauv qhov chaw nres tsheb hauv av, cov qauv tseem ceeb ntawm theem no yog 225Kw series inverter thiab 3125kw centralized inverter.Chav tsev nqi ntawm series inverter yog me ntsis siab dua li ntawm centralized inverter.Txawm li cas los xij, lub tswv yim optimization ntawm centralized layout ntawm series inverter tuaj yeem txo qhov kev siv ntawm AC cables, thiab txo tus nqi ntawm AC cables tuaj yeem cuam tshuam tus nqi sib txawv ntawm series inverter thiab centralized inverter.
Lub hauv paus txheej txheem ntawm txoj hlua inverters tuaj yeem txo tus nqi BOS los ntawm 0.0541 yuan / W piv nrog cov qauv kev faib tawm, thiab txo tus nqi BOS los ntawm 0.0497 yuan / W piv nrog cov kev daws teeb meem hauv nruab nrab.Nws tuaj yeem pom tau tias qhov kev teeb tsa hauv nruab nrab ntawm cov hlua tuaj yeem txo tus nqi BOS.Rau yav tom ntej 300kW + hlua inverters, tus nqi txo cov txiaj ntsig ntawm kev teeb tsa hauv nruab nrab yog qhov pom tseeb dua.
Yuav ua li cas nce lub zog tsim hluav taws xob ntawm PV chaw nres tsheb fais fab tau dhau los ua qhov txuas tseem ceeb tshaj plaws hauv kev txo LCOE.Pib los ntawm kev tsim qauv thawj zaug, kev tsim cov txheej txheem photovoltaic yuav tsum tau txiav txim siab los ntawm qhov kev xav ntawm kev nce tus nqi PR, thiaj li ua kom lub zog tsim hluav taws xob.Nyob rau theem tom ntej, kev ua haujlwm thiab kev saib xyuas yuav tsum tau ua kom muaj kev noj qab haus huv ntawm photovoltaic fais fab nroj tsuag.
Lub ntsiab yam tseem ceeb cuam tshuam rau tus nqi PR ntawm cov tshuab hluav taws xob photovoltaic yog ib puag ncig thiab cov khoom siv.Vim muaj kev cuam tshuam ntawm ib puag ncig yam, lub inclination lub kaum sab xis ntawm lub module, qhov kev hloov ntawm qhov kub thiab txias yam ntxwv ntawm lub module, thiab conversion efficiency ntawm lub inverter tag nrho ncaj qha cuam tshuam rau PR tus nqi ntawm lub photovoltaic system.Xaiv cov khoom kub tsis tshua muaj coefficient nyob rau hauv cov cheeb tsam uas muaj qhov kub thiab txias, thiab xaiv cov khoom kub coefficient nyob rau hauv cov cheeb tsam uas muaj qhov kub thiab txias tuaj yeem ua rau kom cov efficiency poob los ntawm cov khoom kub siab;siv hlua inverters nrog kev hloov pauv siab thiab ntau MPPT Thiab lwm yam ntxwv txhim kho kev hloov pauv ntawm DC / AC.
Tom qab xam qhov kev ncua deb ntawm sab pem hauv ntej thiab nram qab kab siv qhov zoo tshaj plaws inclination lub kaum sab xis, tsim nyog txo lub kaum sab xis ntawm lub module los ntawm 3 mus rau 5 °, uas yuav ua tau zoo nce lub caij ntuj no lub teeb lub sij hawm.
Ua kom tag nrho cov kev ua haujlwm ntse thiab kev saib xyuas lub platform, kev tshuaj xyuas tsis tu ncua hauv kev ua haujlwm thiab kev saib xyuas, thiab kev tshuaj xyuas cov cuab yeej siv tsis tu ncua, thiab siv cov ntaub ntawv loj tshaj plaws, kev kuaj mob IV thiab lwm yam haujlwm kom sai nrhiav cov khoom siv tsis raug hauv thaj chaw faulty, txhim kho kev ua haujlwm. thiab txij nkawm efficiency, thiab xyuas kom muaj kev noj qab haus huv ntawm cov khoom siv.
Cov nqi tseem ceeb ntawm cov chaw tsim hluav taws xob photovoltaic nyob rau theem ua haujlwm suav nrog cov nyiaj hli ntawm cov neeg ua haujlwm thiab cov neeg ua haujlwm tu, cov nqi tu cov cuab yeej, thiab cov nqi hluav taws xob ntxiv se.
Cov nyiaj hli tswj kev ua haujlwm thiab kev saib xyuas cov neeg ua haujlwm tuaj yeem ua kom zoo dua los ntawm cov neeg ua haujlwm cov qauv kom muaj kev koom tes ntawm 1 mus rau 2 cov neeg ua haujlwm thiab kev saib xyuas cov neeg ua haujlwm nrog cov kws tshaj lij kev txawj ntse, tsim kom muaj kev ua tau zoo thiab txhim khu kev qha cov ntaub ntawv, thiab siv cov txheej txheem kev tshawb fawb thiab kev tswj xyuas. kom ua tiav kev txawj ntse Kev Ua Haujlwm thiab kev saib xyuas tsis tuaj yeem tsuas yog txo tus naj npawb ntawm cov neeg ua haujlwm zoo tib yam thiab cov neeg ua haujlwm tu, tab sis kuj tseem txhim kho kev ua haujlwm thiab kev saib xyuas, txo cov nqi khiav lag luam thiab kev saib xyuas, ua tiav qhov qhib thiab txo kev siv nyiaj, thiab thaum kawg ua tsis muaj neeg saib xyuas.
Txhawm rau txuag cov nqi tu cov cuab yeej, peb yuav tsum ua ntej tshawb xyuas lub sijhawm tsim kho thiab xaiv cov npe nrov (xws li slocable) thiab yooj yim los tswj cov khoom siv hluav taws xob (xws li GIS, series inverter thiab lwm yam kev saib xyuas cov khoom dawb).Cov khoom siv hluav taws xob thiab cov khoom siv hluav taws xob photovoltaic yuav tsum tau ntsuas tsis tu ncua, thiab cov teeb meem yuav tsum tau kho thiab hloov lub sijhawm.Txo tus nqi ntawm cov khoom siv kho dua tshiab lossis tshem tawm cov khoom siv hloov pauv.
Hluav taws xob tus nqi ntxiv se yog tsim nyog them se-txuag, kev tswj nyiaj txiag yog ua tiav nyob rau hauv kev thaj yeeb nyab xeeb, thiab cov ntaub ntawv sau se thaum lub sij hawm tsim kho thiab kev khiav hauj lwm thiab lub sij hawm txij nkawm yog tsim nyog siv los txiav tawm, tshwj xeeb tshaj yog cov kev siv hluav taws xob tawg thaum lub sijhawm ua haujlwm thiab kev saib xyuas.Tus nqi ib leeg tsis loj, tab sis tag nrho cov nyiaj tsis yog me me, nws yog ib qho tsim nyog yuav tsum tau txais cov ntawv sau se tshwj xeeb rau kev txiav tawm cov nqi ntxiv ntawm cov nqi hluav taws xob, thiab txo tus nqi ntxiv rau cov nqi hluav taws xob tsim nyog. los ntawm me ntsis los ntawm me ntsis, thiab txuag cov nqi qub.
Qhov txo qis ntawm kev khiav hauj lwm tus nqi tsim txhua yam thiab me ntsis los ntawm me ntsis thoob plaws hauv lub neej voj voog ntawm qhov chaw nres tsheb fais fab.Ntau qhov chaw tsis pom zoo feem ntau raug saib xyuas, thiab kev sib sau ntawm cov txiaj ntsig me me tuaj yeem ua rau muaj kev poob qis thaum lub sijhawm ua haujlwm.
Nyob rau hauv luv luv, nyob rau hauv lub tam sim no hom ntawm parity online, tsis muaj nyiaj pab them nqi, thiab txo LOCE tau dhau los ua ib qho tseem ceeb txhais tau tias kom ua tiav cov nqi rov qab thaum ntxov thiab ua tiav cov txiaj ntsig.Rau LCOE, txij thaum pib ntawm kev tsim kho mus rau qhov kawg ntawm kev ua haujlwm, nws yog lub tswv yim ntawm tag nrho lub neej voj voog ntawm tag nrho photovoltaic fais fab nroj tsuag.Tom qab ntawd, qhov zoo tshaj LCOE peb nrhiav yog txhawm rau txhim kho lub zog hluav taws xob thiab maj mam txo cov nqi tsim kho thiab kev ua haujlwm.
Dongguan Slocable Photovoltaic Technology Co., Ltd.
Ntxiv: Guangda Manufacturing Hongmei Science thiab Technology Park, No. 9-2, Hongmei Section, Wangsha Road, Hongmei Town, Dongguan, Guangdong, Suav teb
TEL: 0769-22010201
