{{01. Cov kus zais rau hauv PV Tshuab: Harmonic square
Thaum lub hnub ci ntsa iab rau koj lub hnub ci ci, nws tsis yog ua kom huv si sine nthwv .Inverters hloov ntawm 20-100} khaz, txhaj tshuaj ntau zaus ua phem rau hauv cov hloov pauv tam sim no (CTS) {1} Core Core Core Core Core, ua rau:
> 3 Qib Qib Teeb Meemntawm 5kHz → Distorts Zog Metering Los Ntawm2.8%
Cuav trippingntawm kev tiv thaiv relays vim waveform distortion
8% tsis muaj zog poob zogHauv kev saib xyuas SC-
{2. steel steel vs ferrite: The Core showdown
Khoom Maters
| Ntiag tug | Ferrite Tub Ntxhais | Silicon Hlau Core | Yam uas pab |
|---|---|---|---|
| Eddy poob @ 1kHz | 100% (Ref) | 60% | ↓ 40% cua sov |
| Nco ntsoov (Br) | 0.2T | 0.05T | Anti-DC Bias |
| Temp drift | ± 0.5% / Qib | ± 0.1% / Qib | Ruaj khov nyob rau hauv cov suab puam |
Vim li cas nws ua haujlwm: Silicon Steel's Laminated Tus Qauv cuam tshuam kev cuam tshuam eddy tam sim no txoj kev, txo thaum tshav kub kub.
Txheej txheem kev tsim kho
Firmuted Windings: Txiav cov txiaj ntsig tau cuam tshuam los ntawm 30% (txawm hais tias 15% tus menyuam pob)
CUA TXAUS SIAB: {0.1-0.3 hli micro-khoob hauv cais cores thaiv dc flux tsim
Teb ua pov thawj: Hauv 3 {{{{0 0mw nroj tshuag, silicon steel cts txo cov neeg tsis txaus siab los ntawm 3.2 txog 0 / xyoo
{{0 {}} koj4-}}}}}}}}}}}} qib xaiv xaiv
Cov lus teb
Yuav tsum tau npog0-50 cmz(inverter hloov chaw)
Ntu Yuam Kev<1° at 25th harmonic(Iec 61869-21}}: 2023 txib)
② anti-sancentation reserves
Flux ntom ntom npoo:BM tsawg dua los yog sib npaug rau 0.8t(50% hauv qab no 1.5t salfation point)
DC TUAM:>10% rated tam sim no(kho mob PV ripple)
Astron Contride Thaiv
-40℃~ 85 degreeKev Ua Haujlwm Tshaj Tawm (Community Combiner Box)
IP67 SealingTawm tsam hmoov av / av noo
A ④ Daim Ntawv Pov Ntawv ntxig ceeb toom
Zam "dav-band" cts tsis muajHarmonic Them Algorithms
Nrhiav pov thawjIec ec {61869-21 kev ceeb toomRau DC Generposition Kev Ntsuam Xyuas
4.}}} Cov secrets rau cov kev ua tau zoo
Rau txoj hlua inverters
Vim li cas?ECCENTRIC Mounting Ua rau sib nqus asymmetry ↑ 5% yuam kev
Rau DC Combiner Boxes
Kev sivHybrid Cts: HAL SCRORO + Silicon Steel Core
Tseem ceeb rau1500V/1000Axyuas
5.} tiag cuam tshuam: los ntawm 2.8% rau 0.3% yuam kev
| Me me | Ferrite ct | Silicon Hlau CT | Yam ua kom zoo dua |
|---|---|---|---|
| Lub Zog Xyoo Zog Yuam Kev | 2.8% | 0.3% | ↓89% |
| Lim capex | $ 15, 000} / mw | $ 9, 000 / mw | ↓40% |
| Relay cuav mus ncig ua si | 3.2 / xyoo | 0 | 100% daws |
Cov ntaub ntawv los ntawm Zhejiang 300mw Hnub ci ua liaj ua teb (2024)