2021-03-25 IB
Txawm hais tias txawv teb chaws los yog domestic, daim ntawv thov feem ntawm 1500V system yog nce.Raws li IHS cov ntaub ntawv txheeb xyuas, xyoo 2018, daim ntawv thov ntawm 1500V hauv cov chaw nres tsheb loj hauv av txawv teb chaws tau tshaj 50%;Raws li kev txheeb cais ua ntej, ntawm qhov thib peb pawg ntawm cov neeg sib tw ua ntej hauv 2018, daim ntawv thov feem ntawm 1500V yog nruab nrab ntawm 15% thiab 20%.1500V system puas tuaj yeem txo tus nqi ib kilowatt-teev ntawm qhov project?Daim ntawv no ua rau kev sib piv ntawm kev lag luam ntawm ob theem voltage los ntawm kev xam cov theoretical thiab cov ntaub ntawv tseeb.
Txhawm rau txhawm rau txheeb xyuas tus nqi ntawm 1500V system, ib qho qauv tsim qauv tau txais yuav, thiab tus nqi ntawm 1000V ib txwm muaj qhov sib piv raws li engineering kom muaj nuj nqis.
(1) Chaw nres tsheb fais fab hauv av, thaj chaw tiaj tus, lub peev xwm txhim kho tsis txwv los ntawm thaj av;
(2) Qhov kub thiab txias tsis tshua muaj siab ntawm qhov chaw ua haujlwm yuav tsum raug txiav txim siab raws li 40 ℃ thiab -20 ℃.
(3) Covqhov tseem ceeb ntawm cov khoom xaiv thiab cov inverteryog raws li nram no.
| Hom | Rated zog (kW) | Maximum tso zis voltage (V) | MPPT voltage ntau (V) | Maximum input tam sim no (A) | Tus naj npawb ntawm cov tswv yim | Cov zis voltage (V) |
| 1000V system | 75 | 1000 | 200 ~ 1000 hli | 25 | 12 | 500 |
| 1500V system | 175 | 1500 | 600-1500 | 26 | 18 | 800 |
22 daim ntawm 310W ob-sided photovoltaic modules tsim ib 6.82kW ceg Circuit Court, 2 ceg tsim ib square array, 240 ceg tag nrho 120 square arrays, thiab nkag mus rau 20 75kW inverters (1.09 npaug ntawm DC kawg overweight, qhov nce nyob rau tom qab xav txog 15 %, nws yog 1.25 npaug tshaj kev muab) los tsim ib lub zog tsim hluav taws xob 1.6368MW.Cov khoom siv tau nruab rau kab rov tav raws li 4 * 11, thiab ob sab pem hauv ntej thiab nram qab yog siv los kho lub bracket.
34 daim ntawm 310W ob-sided photovoltaic modules tsim ib 10.54kW ceg Circuit Court, 2 ceg tsim ib square array, 324 ceg, tag nrho ntawm 162 square arrays, nkag mus rau 18 175kW inverters (1.08 npaug ntawm DC kawg overweight, qhov nce ntawm sab nraub qaum. Xav txog 15%, nws yog 1.25 npaug tshaj qhov kev npaj) los tsim 3.415MW lub zog tsim hluav taws xob.Cov khoom siv tau nruab rau kab rov tav raws li 4 * 17, thiab ob sab pem hauv ntej thiab nram qab yog kho los ntawm lub bracket.
Raws li cov qauv tsim saum toj no, cov khoom siv hluav taws xob ntau thiab cov nqi ntawm 1500V system thiab cov kab ke 1000V ib txwm raug muab piv thiab tshuaj xyuas raws li hauv qab no.
| Kev nqis peev muaj pes tsawg leeg | chav tsev | qauv | noj | Unit nqi (yuan) | Tus nqi tag nrho (ib txhiab yuan) |
| module | 块 | 310 W | 5280 ib | 635.5 ua | 335.544 ib |
| Inverter | 台 | 75 kW ib | 20 | 17250 ib | 34.5 ib |
| Bracket | 吨 | 70.58 ib | 8 500 | 59.993 ib | |
| Box-type substation | 台 | 1600kVA ua | 1 | 190 000 Nws | 19 |
| DC kab | m | PV1-F 1000DC-1 * 4mm² | 17700 Nws | 3 | 5.310 ib |
| AC cable | m | 0.6/1KV-ZC-YJV22-3 * 35mm² | 2350 | 69.2 ib | 16.262 Nws |
| Box-type substation Basics | 台 | 1 | 16 000 | 1.600 Nws | |
| Pile foundation | 根 | 1680 | 340 | 57.120 Nws | |
| kev teeb tsa module | 块 | 5280 ib | 10 | 5.280 ib | |
| Inverter installation | 台 | 20 | 500 | 1.000 | |
| Box-type substation installation | 台 | 1 | 10000 | 1 | |
| DC tam sim no tso | m | PV1-F 1000DC-1 * 4mm² | 17700 Nws | 1 | 1.77 ib |
| AC cable tso | m | 0.6/1KV-ZC-YJV22-3 * 35mm² | 2350 | 6 | 1.41 ib |
| Tag nrho (ib txhiab yuan) | 539.789 ib | ||||
| Tus nqi nruab nrab (yuan / W) | 3.298 ib | ||||
Kev nqis peev ntawm 1000V system
| Kev nqis peev muaj pes tsawg leeg | chav tsev | qauv | noj | Unit nqi (yuan) | Tus nqi tag nrho (ib txhiab yuan) |
| module | 块 | 310 W | 11 016 | 635.5 ua | 700.0668 ib |
| Inverter | 台 | 175 kW tsi | 18 | 3 8500 | 69.3 ib |
| Bracket | 吨 | 145.25 Nws | 8 500 | 123.4625 ib | |
| Box-type substation | 台 | 3150 kVA ua | 1 | 28 0000 | 28 |
| DC kab | m | PV 1500DC-F-1 * 4mm² | 28 400 | 3.3 | 9.372 ib |
| AC cable | m | 1.8 / 3KV-ZC-YJV22-3 * 70mm² | 24 20 | 126.1 ib | 30.5162 ib |
| Box-type substation Basics | 台 | 1 | 18 000 | 1.8 | |
| Pile foundation | 根 | 3 240 | 340 | 110.16 Nws | |
| kev teeb tsa module | 块 | 11 016 | 10 | 11.016 Nws | |
| Inverter installation | 台 | 18 | 800 | 1.44 ib | |
| Box-type substation installation | 台 | 1 | 1200 | 0.12 | |
| DC tam sim no tso | m | PV 1500DC-F-1 * 4mm² | 28 400 | 1 | 2.84 ib |
| AC cable tso | m | 1.8 / 3KV-ZC-YJV22-3 * 70mm² | 24 20 | 8 | 1.936 ib |
| Tag nrho (ib txhiab yuan) | 1090.03 Nws | ||||
| Tus nqi nruab nrab (yuan / W) | 3.192 ib | ||||
Peev qauv ntawm 1500V system
Los ntawm kev sib piv kev soj ntsuam, nws pom tau tias piv nrog cov tsoos 1000V system, 1500V system txuag txog 0.1 yuan / W ntawm cov nqi system.
Calculation qhov chaw:
Siv tib lub module, yuav tsis muaj qhov sib txawv ntawm lub zog tsim vim qhov sib txawv module;Piv txwv li ib qho chaw tiaj tus, yuav tsis muaj duab ntxoov ntxoo occlusion vim kev hloov ntawm topography.
Qhov sib txawv ntawm kev tsim hluav taws xob feem ntau yog nyob ntawm ob yam:qhov tsis sib haum xeeb ntawm cov module thiab cov hlua, DC kab poob thiab AC kab poob.
1. Kev poob qis ntawm cov khoom siv thiab cov hlua Cov xov tooj ntawm cov khoom sib txuas hauv ib ceg tau nce los ntawm 22 mus rau 34. Vim yog ± 3W lub zog sib txawv ntawm cov khoom sib txawv, lub zog poob ntawm 1500V system cov khoom yuav nce, tab sis Tsis muaj kev suav ntau. tuaj yeem ua tau.Tus naj npawb ntawm kev nkag mus ntawm ib qho inverter tau nce los ntawm 12 txog 18, tab sis tus naj npawb ntawm MPPT taug qab raws ntawm inverter tau nce los ntawm 6 mus rau 9 los xyuas kom meej tias 2 ceg sib haum rau 1 MPPT.Yog li ntawd, ntawm cov hlua MPPT poob yuav tsis nce.
2. Kev suav cov mis rau DC thiab AC kab poob: Q poob = I2R = (P / U) 2R = ρ (P / U) 2 (L / S) 1)
DC kab poob xam cov lus: DC kab poob piv ntawm ib ceg
| System hom | P/kW | U/V | L / m | Hlau diam / mm | S piv | Kab poob piv |
| 1000V system | 6.82 ib | 739.2 ib | 74.0 ua | 4.0 | ||
| 1500V system | 10.54 Nws | 1142.4 ib | 87.6 ib | 4.0 | ||
| piv | 1.545 Nws | 1.545 Nws | 1.184 ib | 1 | 1 | 1.84 ib |
Los ntawm cov kev ntsuas theoretical saum toj no, nws pom tias DC kab poob ntawm 1500V system yog 0.765 npaug ntawm 1000V system, uas yog sib npaug rau 23.5% txo ntawm DC kab poob.
AC kab poob xam cov lus: AC kab poob piv ntawm ib zaug inverter
| System hom | DC kab poob piv ntawm ib ceg | Tus naj npawb ntawm ceg | scale/MW |
| 1000V system | 240 | 1.6368 ib | |
| 1500V system | 324 | 3.41469 ib | |
| piv | 1.184 ib | 1.35 Nws | 2.09 Nws |
Los ntawm cov kev ntsuas saum toj no, nws pom tau tias DC kab poob ntawm 1500V system yog 0.263 npaug ntawm 1000V system, uas yog sib npaug rau qhov txo ntawm 73.7% ntawm AC kab poob.
3. Cov ntaub ntawv tseeb txij li qhov tsis sib haum xeeb ntawm cov khoom tsis tuaj yeem suav nrog ntau, thiab qhov chaw ib puag ncig muaj lub luag haujlwm ntau dua, cov ntaub ntawv tiag tiag yog siv los piav qhia ntxiv.Kab lus no siv cov ntaub ntawv tsim hluav taws xob tiag tiag ntawm pawg thib peb ntawm qhov kev sib tw ua ntej, thiab lub sijhawm sau cov ntaub ntawv yog txij lub Tsib Hlis mus txog rau Lub Rau Hli 2019, tag nrho 2 lub hlis ntawm cov ntaub ntawv.
| qhov project | 1000V system | 1500V system |
| Cov qauv qauv | Yijing 370Wp bifacial module | Yijing 370Wp bifacial module |
| Bracket daim ntawv | Pav ca ib axis taug qab | Pav ca ib axis taug qab |
| Inverter qauv | SUN2000-75KTL-C1 | SUN 2000-100 KTL |
| Sij hawm siv sib npaug | 3 94.84h | 4 00,96h |
Kev sib piv ntawm kev tsim hluav taws xob ntawm 1000V thiab 1500V systems
Los ntawm cov lus saum toj no, nws tuaj yeem pom tau tias ntawm tib qhov chaw ua haujlwm, siv cov khoom siv tib yam, cov khoom lag luam inverter, thiab tib txoj kev teeb tsa ntawm lub bracket, thaum lub sijhawm txij lub Tsib Hlis mus txog rau Lub Rau Hli 2019, lub sijhawm tsim hluav taws xob ntawm 1500V system. yog 1.55% siab dua li ntawm 1000V system.Nws tuaj yeem pom tau tias txawm hais tias qhov nce ntawm tus lej ntawm ib txoj hlua ib leeg yuav ua rau qhov tsis sib haum xeeb ntawm cov khoom, nws tuaj yeem txo DC kab poob los ntawm 23.5% thiab AC kab poob los ntawm 73.7%.1500V qhov system tuaj yeem ua rau qhov project tsim hluav taws xob.
Los ntawm kev txheeb xyuas yav dhau los, nws tuaj yeem pom tias 1500V qhov system piv nrog cov kab ke 1000V ib txwm muaj:
1) Nws tuaj yeemtxuag txog 0.1 yuan / W ntawm tus nqi system;
2) Txawm hais tias qhov nce ntawm cov hlua ib leeg yuav ua rau qhov tsis sib haum xeeb ntawm cov khoom, nws tuaj yeem txo li 23.5% ntawm DC kab poob thiab txog 73.7% ntawm AC kab poob, thiab1500V qhov system yuav ua rau qhov project tsim hluav taws xob.Yog li ntawd, tus nqi hluav taws xob tuaj yeem txo qis rau qee yam.Raws li Dong Xiaoqing, Dean ntawm Hebei Energy Engineering lub koom haum, ntau tshaj 50% ntawm cov av photovoltaic project tsim cov phiaj xwm ua tiav los ntawm lub koom haum xyoo no tau xaiv 1500V;nws xav tias qhov sib faib ntawm 1500V hauv av hauv av fais fab chaw nres tsheb hauv 2019 yuav ncav cuag li 35%;nws yuav nce ntxiv rau xyoo 2020. Lub koom haum pab tswv yim thoob ntiaj teb muaj npe nrov IHS Markit tau muab qhov kev cia siab ntau dua.Nyob rau hauv lawv 1500V ntiaj teb no photovoltaic kev lag luam kev soj ntsuam daim ntawv qhia, lawv taw qhia tias lub ntiaj teb no 1500V photovoltaic fais fab chaw nres tsheb nplai yuav tshaj 100GW nyob rau hauv ob xyoos tom ntej no.
Kev kwv yees ntawm qhov kev faib ua feem ntawm 1500V hauv ntiaj teb hauv av fais fab chaw nres tsheb
Undoubtedly, raws li lub ntiaj teb no photovoltaic kev lag luam accelerates tus txheej txheem ntawm cov nyiaj pab, thiab cov huab mus nrhiav tus nqi ntawm hluav taws xob, 1500V raws li ib tug kev daws teeb meem uas yuav txo tau tus nqi ntawm hluav taws xob yuav ntau thiab ntau thov.
Thaum Lub Xya Hli 2014, lub inverter ntawm SMA 1500V system tau siv rau hauv 3.2MW photovoltaic project hauv Kassel Industrial Park, lub teb chaws Yelemees.
Thaum lub Cuaj Hlis 2014, Trina Solar's ob-iav photovoltaic modules tau txais thawj 1500V PID daim ntawv pov thawj los ntawm TUV Rheinland hauv Suav teb.
Thaum lub Kaum Ib Hlis 2014, Longma Technology tau ua tiav kev txhim kho ntawm DC1500V system.
Lub Plaub Hlis 2015, TUV Rheinland Group tau tuav lub 2015 "Photovoltaic Modules / Parts 1500V Certification" seminar.
Thaum Lub Rau Hli 2015, Projoy tau tshaj tawm PEDS series ntawm photovoltaic DC keyboards rau 1500V photovoltaic systems.
Thaum Lub Xya Hli 2015, Yingli Lub Tuam Txhab tau tshaj tawm txoj kev txhim kho ntawm aluminium thav duab sib dhos nrog qhov siab tshaj plaws qhov hluav taws xob ntawm 1500 volts, tshwj xeeb tshaj yog rau cov chaw nres tsheb hauv av.
……
Cov neeg tsim khoom hauv txhua qhov chaw ntawm kev lag luam photovoltaic tau nquag tso tawm 1500V cov khoom lag luam.Vim li cas "1500V" tau hais ntau thiab ntau zaus?Puas yog lub sijhawm ntawm 1500V photovoltaic tshuab tiag tiag tuaj?
Tau ntev, cov nqi tsim hluav taws xob siab tau yog ib qho laj thawj tseem ceeb txwv txoj kev loj hlob ntawm kev lag luam photovoltaic.Yuav ua li cas txo tus nqi ib kilowatt-teev ntawm cov tshuab photovoltaic thiab txhim kho lub zog tsim hluav taws xobtau dhau los ua qhov teeb meem tseem ceeb ntawm kev lag luam photovoltaic.1500V thiab txawm tias cov tshuab siab dua txhais tau tias cov nqi qis dua.Cheebtsam xws li photovoltaic modules thiab DC keyboards, tshwj xeeb tshaj yog inverters, ua lub luag haujlwm tseem ceeb.
Los ntawm kev ua kom cov input voltage, qhov ntev ntawm txhua txoj hlua tuaj yeem nce los ntawm 50%, uas tuaj yeem txo tus naj npawb ntawm DC cables txuas nrog lub inverter thiab tus naj npawb ntawm cov thawv sib txuas ua ke.Nyob rau tib lub sijhawm, cov thawv sib txuas, inverter, transformers, thiab lwm yam. Lub zog ntom ntom ntawm cov khoom siv hluav taws xob tau nce, qhov ntim tau txo, thiab kev ua haujlwm ntawm kev thauj mus los thiab kev saib xyuas kuj raug txo, uas yog qhov tsim nyog rau kev txo cov nqi ntawm photovoltaic. tshuab.
Los ntawm kev ua kom cov zis tawm sab nraud, lub zog ceev ntawm lub inverter tuaj yeem nce ntxiv.Nyob rau hauv tib theem tam sim no, lub zog yuav ze li ob npaug.Cov tswv yim ntau dua thiab cov zis hluav taws xob ntau dua tuaj yeem txo qhov poob ntawm qhov system DC cable thiab poob ntawm transformer, yog li ua kom muaj zog tsim hluav taws xob.
Los ntawm kev pom hluav taws xob, kev sib ntsib 1500V yog qhov yooj yim dua li kev tawg ntawm 1500V tshuab rau cov khoom lag luam.Tom qab tag nrho, tag nrho cov khoom uas tau hais los saum toj no yog tsim los ntawm kev lag luam paub tab los txhawb nqa photovoltaics.Nyob rau hauv kev pom ntawm 1500VDC subway, traction tsheb inverters, cov khoom siv hluav taws xob yuav tsis dhau los ua qhov teeb meem xaiv, suav nrog Mitsubishi, Infineon, thiab lwm yam. muaj cov khoom siv hluav taws xob siab tshaj 2000V, capacitors tuaj yeem txuas rau hauv series kom nce qib voltage, thiab tam sim no los ntawm Projoy thiab lwm yam. . Nrog rau 1500V hloov tau pib, ntau yam khoom lag luam, JA Hnub Ci, Canadian Hnub Ci, thiab Trina muaj tag nrho cov khoom tsim tawm 1500V.Kev xaiv ntawm tag nrho cov inverter system yuav tsis muaj teeb meem.
Los ntawm kev xav ntawm lub roj teeb vaj huam sib luag, ib txoj hlua ntawm 22 panels feem ntau yog siv rau 1000V, thiab ib txoj hlua ntawm cov vaj huam sib luag rau 1500V qhov system yuav tsum yog li 33. Raws li qhov kub thiab txias ntawm cov khoom, qhov siab tshaj plaws ntawm qhov hluav taws xob voltage yuav nyob ib ncig ntawm 26. - 37 V.MPP voltage ntau ntawm cov hlua txuas yuav nyob ib puag ncig 850-1220V, thiab qhov qis tshaj qhov hloov mus rau AC sab yog 810/1.414 = 601V.Noj rau hauv tus account 10% kev hloov pauv thiab thaum sawv ntxov thiab hmo ntuj, vaj tse thiab lwm yam, nws feem ntau yuav raug txiav txim siab txog 450-550.Yog tias qhov tam sim no qis dhau, qhov tam sim no yuav loj heev thiab qhov kub yuav loj heev.Nyob rau hauv cov ntaub ntawv ntawm ib tug centralized inverter, cov zis voltage yog hais txog 300V thiab tam sim no yog hais txog 1000A ntawm 1000VDC, thiab cov zis voltage yog 540V ntawm 1500VDC, thiab cov zis tam sim no yog hais txog 1100A.Qhov sib txawv tsis loj, yog li theem tam sim no ntawm kev xaiv cov cuab yeej yuav tsis txawv dhau, tab sis qhov voltage nce.Cov nram qab no yuav tham txog qhov tso zis sab voltage li 540V.
Rau cov chaw nres tsheb loj hauv av, cov chaw siv hluav taws xob hauv av yog cov kab sib txuas dawb huv inverters, thiab cov inverters tseem ceeb siv yog centralized, faib thiab high-power hlua inverters.Thaum siv 1500V system, DC kab poob yuav txo qis, qhov ua tau zoo ntawm lub inverter kuj yuav nce.Kev ua tau zoo ntawm tag nrho cov kab ke yuav tsum tau nce los ntawm 1.5% -2%, vim hais tias yuav muaj ib qho kev hloov pauv ntawm cov zis tawm ntawm lub inverter rau hauv nruab nrab boost qhov voltage kom xa lub zog mus rau daim phiaj tsis tas yuav tsum tau loj. hloov mus rau txoj kev npaj.
Coj ib qhov project 1MW ua piv txwv (txhua txoj hlua yog 250W modules)
| Tsim tus lej cascade | Lub zog rau ib txoj hlua | Tus naj npawb ntawm parallel | Array zog | Tus naj npawb ntawm arrays | |
| 1000V system hlua txuas tus lej | 22 pcs / hnab | 5500 W | 181 cev | 110000 W | 9 |
| 1500V system hlua txuas tus lej | 33 pcs / thawv | 8250 wb | 120 txoj hlua | 165 000 W | 6 |
Nws tuaj yeem pom tias 1MW qhov system tuaj yeem txo kev siv 61 txoj hlua thiab 3 lub thawv sib txuas, thiab DC cables raug txo.Tsis tas li ntawd, kev txo cov hlua yuav txo tau cov nqi zog ntawm kev teeb tsa thiab kev ua haujlwm thiab kev saib xyuas.Nws tuaj yeem pom tau tias 1500V centralized thiab loj-scale String inverters muaj txiaj ntsig zoo hauv kev siv cov chaw nres tsheb loj hauv av.
Rau cov ru tsev lag luam loj, kev siv hluav taws xob yog qhov loj, thiab vim kev xav txog kev nyab xeeb ntawm cov khoom siv hauv lub Hoobkas, cov tshuab hloov pauv feem ntau ntxiv tom qab lub inverters, uas yuav ua rau 1500V txoj hlua inverters lub ntsiab, vim tias lub ru tsev ntawm cov chaw ua si dav dav tsis dhau. loj.Centralized, lub ru tsev ntawm lub rhiav kev lag luam yog tawg.Yog tias lub hauv paus inverter raug teeb tsa, lub cable yuav ntev dhau lawm thiab cov nqi ntxiv yuav raug tsim tawm.Yog li ntawd, nyob rau hauv loj-scale kev lag luam thiab kev lag luam ru tsev fais fab chaw nres tsheb systems, loj-scale txoj hlua inverters yuav dhau los ua lub ntsiab, thiab lawv tis Nws muaj qhov zoo ntawm 1500V inverter, qhov yooj yim ntawm kev khiav hauj lwm thiab txij nkawm thiab installation, thiab cov yam ntxwv ntawm ntau MPPT. thiab tsis muaj lub thawv sib xyaw ua ke yog txhua yam uas ua rau nws lub ntsiab lus tseem ceeb ntawm cov khoom siv hluav taws xob hauv tsev.
Hais txog kev lag luam xa tawm 1500V daim ntawv thov, ob qho kev daws teeb meem hauv qab no tuaj yeem siv tau:
1. Cov zis hluav taws xob tau teeb tsa ntawm 480v, yog li DC sab voltage kuj qis, thiab lub zog hluav taws xob yuav tsis ua haujlwm feem ntau.Lub zog hluav taws xob puas tuaj yeem raug tshem tawm ncaj qha los txo tus nqi.
2. Cov zis hluav taws xob sab nraud yog tsau ntawm 690V, tab sis qhov sib thooj DC sab voltage yuav tsum tau nce, thiab BOOST Circuit Court yuav tsum tau ntxiv, tab sis lub hwj chim yog nce nyob rau hauv tib cov zis tam sim no, yog li txo tus nqi hauv kev zais.
Rau cov pej xeem faib hluav taws xob tsim hluav taws xob, kev siv pej xeem siv spontaneously siv, thiab cov hluav taws xob seem txuas nrog Is Taws Nem.Qhov hluav taws xob ntawm nws tus kheej cov neeg siv yog qhov tsawg, feem ntau yog 230V.Qhov hluav taws xob hloov mus rau DC sab yog ntau tshaj 300V, siv 1500V roj teeb panels nce tus nqi hauv kev zais, thiab thaj chaw ru tsev yog txwv, nws yuav tsis tuaj yeem nruab ntau lub vaj huam sib luag, yog li 1500V yuav luag tsis muaj kev lag luam rau lub ru tsev. .Rau hom tsev neeg, kev nyab xeeb ntawm micro-inverse, lub zog tsim, thiab kev lag luam ntawm txoj hlua hom, ob hom inverters no yuav yog cov khoom tseem ceeb ntawm tsev neeg hom fais fab chaw nres tsheb.
"1500V cua fais fab tau siv rau hauv cov khoom siv, yog li tus nqi thiab kev siv tshuab ntawm cov khoom siv thiab lwm yam yuav tsum tsis txhob muaj teeb meem.Loj-scale photovoltaic av fais fab chaw nres tsheb tam sim no nyob rau hauv lub sij hawm hloov ntawm 1000V mus rau 1500V.1500V centralized, faib, loj-scale hlua inverters (40 ~ 70kW) Yuav nyob hauv lub lag luam mainstream "Liu Anjia, tus lwm thawj coj ntawm Omnik Tshiab Zog Technology Co., Ltd. kwv yees, "Loj-scale lag luam ru tsev, 1500V hlua inverters muaj ntau dua. Cov txiaj ntsig tseem ceeb, thiab yuav dhau los ua qhov tseem ceeb, nrog 1500V / 690V lossis 480V tsis tshua muaj hluav taws xob lossis hluav taws xob siab txuas nrog rau nruab nrab thiab qis hluav taws xob daim phiaj;kev lag luam pej xeem tseem yog tus thawj tswj hwm los ntawm cov hlua me me inverters thiab micro-inverses. "
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
