Kev Tsim Qauv Vaj Tse ntawm V2G DC Chaw Them Nqi Ua Raws Li Cov Qauv European

Kev tsim qauv vaj tse ntawm V2GDC chaw them nqiua raws li cov qauv European (CCS2 interface) cuam tshuam nrog kev tsim qauv sib koom ua ke ntawm peb txheej: kho vajtse fais fab, tswj cov khoom siv hluav taws xob, thiab cov txheej txheem sib txuas lus. Ib qho kev teeb tsa kev siv tshuab dav dav tau piav qhia hauv qab no los ua lub hauv paus rau kev txhim kho ntxiv.

I. Kev Tsim Kho Tag Nrho

Lub kaw lus muaj plaub lub modules tseem ceeb:

• Module Hloov Fais Fab:Tswj kev hloov pauv AC/DC ob txoj kev; ua haujlwm ua lub hauv paus rau kev ntws hluav taws xob V2G ob txoj kev.
• Kev Tswj thiab Kev Tiv Thaiv Module:Xws li tus maub los tseem ceeb, kev sib txuas kev nyab xeeb, thiab kev saib xyuas rwb thaiv tsev.
• Module Kev Sib Txuas Lus:Kev sib txuas lus ntawm lub tsheb mus rau lub charger (EVCC-SECC) thiab kev sib txuas lus ntawm lub charger mus rau huab (kev tswj hwm backend).
• HMI/Metering Module:Kev tso saib, kev them nqi thiab kev ntsuas, thiab kev lees paub raws li RFID/App.

II. Kev Tsim Kho Vaj Tse (Lub Hwj Chim Theem)

Lub hauv paus tseem ceeb rau kev txhawb nqa V2G hauv CCS2 DC chaw them hluav taws xob yog qhov txuas hloov hluav taws xob ob txoj kev, cais tawm; piv rau cov chaw them hluav taws xob ib txoj kev txheem, cov qauv no suav nrog txoj kev tig rov qab (tso tawm) thiab xav tau kev tswj hwm zoo ntawm lub zog.

Cov Ntsiab Lus Tseem Ceeb ntawm Kev Tsim Qauv

1. Pem Hauv Ntej Peb-theem AC/DC (PFC Rectifier Theem)

• Topology:Peb theem Vienna rectifier (kev siv unidirectional yog ib txwm muaj, tab sis V2G scenarios feem ntau siv bidirectional peb-theem topologies, xws li peb-theem voltage-qhov chaw AC / DC theem nrog SiC MOSFETs rau bidirectional fais fab ntws, lossis T-hom peb-theem choj).
• Cheebtsam:SiC MOSFETs (650V/1200V) yog siv dav rau kev ntsuas fais fab siab dua 30 kW; kev hloov pauv zaus ntau ntawm 20 txog 50 kHz kom sib npaug qhov ua tau zoo thiab qhov loj ntawm cov khoom sib nqus.
• Cov Haujlwm:Kev kho AC/DC (G2V) + DC/AC inversion (V2G) + kev tswj fais fab active/reactive uas tsis sib txuas (rau kev txhawb nqa grid thiab kev tswj zaus/voltage).
• Lub zog zoo:Yuav tsum ua raws li cov qauv xws li IEC 61000-3-12 (harmonics) thiab EN 50549 (kev tiv thaiv kev sib txuas ntawm lub grid); THD feem ntau yuav tsum yog <5% thaum lub sijhawm V2G tso tawm.

2. Theem Kev Rho Tawm: Bidirectional DC-DC Converter

• Topology nyiam:CLLC resonant converter (bidirectional symmetry, high soft-switching efficiency, haum rau qhov voltage gain ruaj khov lossis nqaim) lossis Dual Active Bridge (DAB) (kev teb dynamic zoo dua ntawm ntau qhov voltage, haum rau cov roj teeb voltage platforms txij li 150V txog 1000V hla ntau hom tsheb sib txawv).
• Lub tshuab hluav taws xob cais tawm yuav tsum tau tsim los rau qib rwb thaiv tsev siab tshaj plaws (kev cais tawm ntawm lub tsheb mus rau lub tshuab them hluav taws xob kom tiv thaiv kev sib txuas ntawm lub zog ntawm lub tsheb thiab lub zog ntawm lub grid).
• Theem no kuj ua haujlwm ua qhov chaw cais hluav taws xob raws li tus qauv CCS2 tau hais (ob qho tib si GB/T 27930 thiab IEC 61851-23 xav tau kev cais hluav taws xob ntawm lub tsheb thiab qhov chaw them hluav taws xob).

3. DC Bus thiab Output Theem

• Lub capacitor ntawm lub tsheb npav + DC lub tsheb npav voltage/tam sim no sensing (rau V2G fais fab voj tswj)
• DC contactors (ib qho rau cov ncej zoo thiab cov ncej tsis zoo; qee qhov qauv tsim muaj xws li lub resistor pre-charge thiab pre-charge contactor rau kev pib lub tsheb npav DC tom qab lub connector CCS2 raug ntsaws rau hauv)
• HVIL (High Voltage Interlock Loop): Nthuav dav thoob plaws txoj kev los ntawm lub connector mus rau DC bus thiab converter; cov zis raug txiav tawm yog tias lub circuit tawg ntawm txhua qhov chaw.
• Lub Cuab Yeej Saib Xyuas Kev Rwb Thaiv Tsev (IMD): Kev saib xyuas lub sijhawm tiag tiag ntawm kev tiv thaiv tsev rau hauv av rau ob qho tib si DC npav zoo thiab tsis zoo; ua rau muaj kev tiv thaiv thaum pom qhov txhaum

III. Kev Tsim Kho Kev Sib Txuas Lus

Kev sib txuas lus rau CCS2 DC V2G muaj ob txheej:kev sib txuas lus ntawm lub tsheb mus rau lub charger (EVCC↔SECC) thiab kev sib txuas lus ntawm lub charger mus rau huab (SECC↔CSMS); tus qub yog qhov tseem ceeb rau kev ua kom muaj kev xa tawm ob txoj kev V2G.

Kev Piav Qhia Txog Kev Sib Txuas Lus Protocol Stacks

1. Txheej Txheem Them Tsheb (EVCC ↔ SECC)

Ib qho ntxiv tseem ceeb hauv ISO 15118-20 piv rau ISO 15118-2 yogBPT (Kev Hloov Fais Fab Ob Txoj Kev)kev pabcuam. Yuav kom ntseeg tau tias muaj kev sib raug zoo nrog lub kaw lus GB/T tus qauv hauv tebchaws, nws tseem tsim nyog los xav txog txheej kev sib raug zoo ntawm GB/T 27930 (tam sim no version) thiab GB/T 27930-202x.

2. Lub Tsheb Npav Sab Hauv (Tus Tswj Xyuas Tseem Ceeb ↔ Lub Hwj Chim Module)

• Feem ntau siv CAN 2.0B lossis CAN FD; tus maub los tseem ceeb tshaj tawm cov lus txib voltage/current rau cov modules fais fab, thaum cov modules tshaj tawm cov xwm txheej thiab cov lej ua yuam kev.
• Yog tias siv lub qauv fais fab modular, kev txiav txim siab ntawm tus tswv-tus qhev thiab cov txheej txheem sib koom thauj khoom kuj tseem xav tau.

3. Txheej Charger-rau-Huab (SECC ↔ CSMS)

• OCPP 2.0.1:Tam sim no qhov kev xaiv tseem ceeb; nws Bidirectional Power Transfer module tshwj xeeb txhawb nqa kev xa cov ntaub ntawv fais fab thiab kev tshaj tawm cov ntaub ntawv ntsuas hluav taws xob rau V2G cov xwm txheej.
• Rau cov haujlwm uas cuam tshuam nrog kev tswj hwm zaus ntawm lub grid lossis kev teb rau qhov xav tau, IEEE 2030.5 (CSIP) lossis OpenADR yuav siv tau.

Cov Ntsiab Lus Tseem Ceeb Txog Kev Nyab Xeeb thiab Kev Ua Raws Cai (V2G-Specific)

• Kev Tiv Thaiv Kev Ua Kob:Hauv hom kev tso tawm, lub kaw lus yuav tsum ua raws li IEC 62116 / UL 1741.
• Kev Ntsuas Ob Txoj Kev:Cov chips ntsuas yuav tsum txhawb nqa kev ntsuas zog ob txoj kev thiab kev them nqi sib cais.
• Lub zog fais fab thiab harmonics:Yuav tsum ua tiav cov kev txwv harmonic ntawm kev sib txuas ntawm lub grid thaum lub sijhawm tso tawm.
• Daim Ntawv Pov Thawj:Yuav tsum xav txog kev ua raws li CE, EN 61851-23, thiab EN 62477-1.