Nrog txoj kev loj hlob sai ntawm lub ntiaj teb tshiab kev lag luam hluav taws xob, Energy Storage Systems tau dhau los ua ib qho tseem ceeb ntawm cov khoom siv hluav taws xob niaj hnub no. Txawm hais tias nws yog photovoltaic zog cia qhov project, cua zog txhawb zog chaw nres tsheb, daim phiaj - txuas lub zog cia fais fab chaw nres tsheb, los yog kev lag luam thiab kev lag luam zog cia, nws yog ib qho tseem ceeb los txhim kho kev siv hluav taws xob efficiency thiab ua kom ruaj khov ntawm daim phiaj hluav taws xob.
Txawm li cas los xij, lub zog cia lub zog sib xyaw ua ke ntau ntawm cov khoom siv hluav taws xob rhiab heev thiab cov khoom siv hluav taws xob muaj txiaj ntsig siab -. Thaum raug xob laim los yog daim phiaj hluav taws xob, nws tuaj yeem ua rau tsis yog cov khoom siv xwb, tab sis kuj muaj kev nyab xeeb ntawm tag nrho lub cev. Yog li ntawd, surge protector tau dhau los ua ib qho tseem ceeb thiab tseem ceeb tiv thaiv ntaus ntawv hauv kev tsim lub zog cia.
Raws li cov kws tshaj lij kev lag luam ntawm surge protector, peb pom tias ntau thiab ntau lub zog cia tej yaam num suav nrog kev tiv thaiv kev tiv thaiv rau hauv tag nrho cov qauv tsim ntawm theem kev npaj. Daim ntawv no yuav txheeb xyuas lub luag haujlwm tseem ceeb ntawm kev tiv thaiv kev tiv thaiv hluav taws xob hauv lub zog cia thiab vim li cas cov phiaj xwm niaj hnub siv hluav taws xob yuav tsum hais txog SPD teeb tsa.
1.Lub zog cia tshuab muaj kev pheej hmoo ntawm cov nthwv dej nyuaj
Piv nrog rau cov kev faib tawm ib txwm muaj, cov qauv hluav taws xob ntawm lub zog cia system yog qhov nyuaj dua.
Qhov no feem ntau suav nrog:
Roj teeb pob
Battery Management System (BMS)
PCS converter
Energy Management System tswj kev tswj hwm
Kev faib khoom txee
Kev sib txuas lus network
Saib xyuas qhov system
Cov khoom siv no txuas nrog ntau cov cables.
Transient overvoltages yuav tshwm sim thaum:
xob laim
Lub zog hluav taws xob hloov
Load changeover
Hloov ua haujlwm
Cov xwm txheej pib tuaj yeem ua rau muaj zog nce mus rau kev nthuav dav sai thoob plaws hauv lub cev.
2. Tiv thaiv cov khoom siv tseem ceeb xws li lub zog hloov hluav taws xob
Power Conversion System yog lub hauv paus tseem ceeb ntawm lub zog cia system.
Nws lub luag haujlwm tseem ceeb yog:
AC to DC
Tswj fais fab
Kev tswj kev sib txuas ntawm daim phiaj
PCS muaj ntau yam khoom siv hluav taws xob thiab hluav taws xob.
Piv txwv li:
IGBT modules
MOSFET cov khoom siv
Tswj Circuit Board
Cov khoom no yog qhov tsis tshua muaj siab rau surge voltage.
Kev hnyav hnyav tuaj yeem ua rau:
Qhov system kaw
Module kev puas tsuaj
tiam cuam tshuam
Cov nqi kho mob ntxiv
Kev teeb tsa lub zog txuag hluav taws xob tuaj yeem txo qhov cuam tshuam ntawm lub zog txuag ntawm PCS.
3. Roj Teeb Tswj System (BMS)
Niaj hnub nimno lub zog cia tshuab cia siab rau BMS.
Nws lub luag haujlwm tseem ceeb suav nrog:
Kev saib xyuas roj teeb
Charge thiab tso tawm tswj
Kev tswj qhov kub thiab txias
Kev tiv thaiv kev ruaj ntseg
BMS yog ib yam khoom siv hluav taws xob tsawg-voltage.
Txawm tias me me surges tuaj yeem ua rau:
Cov ntaub ntawv anomaly
Kev sib txuas lus tsis ua haujlwm
False tswb
Tswj glitches
Yog li ntawd, nws yog ib qho tseem ceeb rau kev teeb tsa kev tiv thaiv kev tiv thaiv kev ntsuas BMS- cuam tshuam txog kev sib txuas.
4. Tiv thaiv saw hlau los ntawm kev puas tsuaj rau lub roj teeb
Thaum lub roj teeb nws tus kheej tsis cuam tshuam ncaj qha los ntawm kev poob siab xws li cov khoom siv hluav taws xob, kev puas tsuaj rau kev tswj hwm tuaj yeem ua rau muaj teeb meem loj dua.
Piv txwv li:
Uncontrolled charge / tso tawm
Roj teeb overvoltage
Roj teeb dhau lawm
Qhov kub tsis txawv txav
Tag nrho cov no cuam tshuam rau kev nyab xeeb ntawm tag nrho lub zog cia system.
Lub zog tiv thaiv kev tiv thaiv zoo tuaj yeem txo qhov kev pheej hmoo ntawm cascading tsis ua haujlwm.
5. Ua kom ruaj khov ntawm kev saib xyuas thiab kev sib txuas lus
Niaj hnub nimno lub zog cia fais fab chaw nres tsheb feem ntau siv cov qauv kev tswj xyuas ntse.
Qhov system feem ntau suav nrog:
SCADA platform
Chaw taws teeb saib xyuas qhov system
Data acquisition terminal
Network hloov khoom siv
Kev sib txuas lus module
Cov cuab yeej no yog lub luag haujlwm rau kev saib xyuas kev ua haujlwm thiab kev saib xyuas tej thaj chaw deb.
Yog tias qhov kev sib txuas lus raug puas los ntawm kev nce siab, nws yuav ua rau:
Cov ntaub ntawv poob
Saib xyuas kev cuam tshuam
Tsis pom qhov tsis raug raws sijhawm;
Yog li ntawd, cov kab teeb liab thiab kab ntawm kev sib txuas lus kuj yuav tsum tau tshwj xeeb SPD.
6. Txhim kho qhov kev ntseeg siab
Cov phiaj xwm khaws cia hluav taws xob feem ntau xav tau ntev - ua haujlwm tas mus li.
Tshwj xeeb:
Grid zaus tswj qhov project;
Microgrid systems
Kev lag luam thiab kev lag luam zog cia tej yaam num
Cov khoom siv downtime tuaj yeem ua rau muaj kev puas tsuaj loj rau kev lag luam.
Kev teeb tsa SPD kom raug tuaj yeem pab cov neeg ua haujlwm:
Txo cov khoom siv tsis ua haujlwm
Txo downtime txaus ntshai
Ua kom muaj qhov system muaj
Txhim kho cov khoom siv lifespan
Kev tiv thaiv Surge yog qhov siab - rov qab peev los ntawm qhov ntev - qhov kev xav.
7. Sib ntsib Lub Zog Cia Kev Lag Luam Kev Nyab Xeeb Cov Qauv
Nrog rau txoj kev loj hlob sai ntawm kev lag luam cia lub zog, ntau thiab ntau txoj haujlwm siv cov qauv kev nyab xeeb nruj.
Qhov project tsim feem ntau yuav tsum xav txog:
Grounding system tsim
Tsim kev tiv thaiv kuv qhov system
SPD Configuration
Electromagnetic compatibility yuav tsum
Rau qhov loj - lub zog txuag hluav taws xob qhov chaw nres tsheb, kev tswj hwm kev tswj hwm thiab kev tiv thaiv tau dhau los ua ib feem tseem ceeb ntawm qhov kev lees paub.
8. Kev koom ua ke PV thiab lub zog cia Projects ua rau muaj kev xav tau SPD nce ntxiv
Nyob rau hauv xyoo tas los no, photovoltaic + zog cia tej yaam num tau tsim sai heev.
Ntawm cov kab ke no yog:
Photovoltaic sab txaus ntshai
Xws li:
xob laim
DC voltage
sab txaus ntshai zog cia
Xws li:
PCS nce siab
Kev sib txuas lus systems proliferate
Hluav taws xob faib system surge
Raws li qhov tshwm sim, SPD feem ntau yog siv rau hauv:
Photovoltaic DC sab
AC Sab
Lub zog cia.
Cov kab sib txuas lus
Qhov no tau ntxiv qhov kev thov rau surge tiv thaiv cov khoom nyob rau hauv lub zog cia kev lag luam.
Xaus:
Nrog rau txoj kev loj hlob ntawm kev lag luam cia lub zog, qhov tseem ceeb ntawm kev ruaj ntseg thiab kev ntseeg tau tau dhau los ua qhov pom tseeb. Ob lub roj teeb tswj system, PCS converter, thiab kev saib xyuas thiab kev sib txuas lus tau cuam tshuam los ntawm xob laim thiab hluav taws xob. Los ntawm kev xa mus rau kev siv hluav taws xob tiv thaiv, cov cuab yeej kev puas tsuaj tuaj yeem txo qis, kev ruaj ntseg tuaj yeem txhim kho, kev poob qis tuaj yeem raug txo, thiab cov qauv kev nyab xeeb ntawm cov khoom siv hluav taws xob niaj hnub no tuaj yeem ua tiav. Kev tiv thaiv kev tiv thaiv surge surges tau dhau los ua lub hauv paus tseem ceeb rau lub zog cia hluav taws xob cov chaw tsim hluav taws xob, EPC cov neeg cog lus thiab cov neeg koom ua ke kom ntseeg tau qhov ntev - lub sijhawm ruaj khov ntawm qhov project.
Cov lus nug nquag nug:
Vim li cas lub zog cia tshuab xav tau kev tiv thaiv hluav taws xob?
Vim tias lub zog khaws cia muaj ntau cov khoom siv hluav taws xob uas muaj kev cuam tshuam rau xob laim thiab cov hluav taws xob dhau mus.
Cov khoom siv twg hauv lub zog cia yuav tsum muaj kev tiv thaiv SPD tshaj plaws?
PCS converters, BMS systems, saib xyuas cov cuab yeej thiab kev sib txuas lus txhua yam xav tau kev tiv thaiv tseem ceeb.
Dab tsi ntawm SPD ua lub hnub ci zog cia cov phiaj xwm xav tau?
AC, DC thiab teeb liab automatons feem ntau yuav tsum tau.
Cov surge protectors puas tuaj yeem tiv thaiv cov roj teeb?
SSD feem ntau tiv thaiv cov roj teeb - ntsig txog kev tswj hwm thiab hluav taws xob hluav taws xob, yog li tsis ncaj qha rau kev nyab xeeb ntawm cov roj teeb.
Yuav tsum SPD yuav tsum tau nruab rau hauv lub zog cia tej yaam num?
SSDs tau dhau los ua tus qauv zoo hauv feem ntau lub zog khaws cia thiab cov phiaj xwm hnub ci zog.