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EV Charging Standards, Engineering Perspective: CCS1 vs. J1772 vs. NACS (SAE J3400)

Nrog rau lub ntiaj teb ceev ceev ntawm EVs, phau ntawv qhia no tsom mus rau qhov nyuaj, hloov zuj zusNorth American them ecosystem. Peb muab cov kev qhia tshwj xeeb tam sim no thiab cov ntaub ntawv tseem ceeb ntawm kev xa tawm engineering los ntawm kev lag luam lub cev (SAE, CharIN), thiab cov ntaub ntawv pov thawj (DOE, NREL), tsom rau SAE J1772 thiab ISO 15118 cov ntaub ntawv txheem. Kev tshuaj xyuas nruj me ntsis tshuaj xyuas cov kev qhia tshwj xeeb, thaj tsam kev sib raug zoo, thiab cov qauv yav tom ntej, txhawm rau muab qhov Kev Ntsuas Tseem Ceeb los ntawm lub lens ntawm kev sib koom ua ke.

Table Of Contents

    1. CCS Them Nyiaj yog dab tsi?

    Sae-J1772-CSS

    CCS (Combined Charging System)yog ntau yam EV them tus qauv siv dav hauv Europe thiabyav dhau losqhov tseem ceeb ntawm kev them nqi ceev ceev hauv North America. Nws txhawb ob leegAC (Alternating tam sim no)thiabDC (Direct Tam sim no)them nyiaj los ntawm ib qho txuas, muab qhov yooj yim rau cov neeg siv. Lub CCS connector muab cov qauv AC them tus pins (xws li J1772 hauv North America lossis Hom 2 hauv Europe) nrog ob lub DC pins ntxiv, ua rau ob qho tib si qeeb AC them thiab high-ceev DC them ceev los ntawm tib qhov chaw nres nkoj.

    Qhov zoo ntawm CCS:

    • Multi-functional Charging:Txhawb nqa ob qho tib si AC thiab DC them, haum rau kev them nyiaj hauv tsev thiab pej xeem.

    • Kev them nyiaj ceev:DC them ceev ceev feem ntau tuaj yeem them lub roj teeb rau 80% hauv qab 30 feeb, txo lub sijhawm them nyiaj ntau.

    • Kev siv dav dav:Txais los ntawm cov tuam txhab loj loj thiab koom ua ke rau hauv ntau qhov chaw them nqi rau pej xeem.

    Raws li tus qauv yuav tsum tau ua nyob rau hauv European Union, CCS2 tseem yog qhov tseem ceeb ntawm DC fast-charging connector.Raws li covEuropean Alternative Fuels Observatory (EAFO) data (Q4 2024), feem ntau (kwv yees85% txog 90%) ntawm cov ntsiab lus them nqi pej xeem siv hom 2 (AC) lossis CCS (DC) txuas. [ACEA Source]. Cov ntaub ntawv los ntawmUS Department of Energy (DOE)qhia tias CCS tseem yog tus qauv teeb tsa rau lub nkoj tam sim no ntawm cov tsheb tsis-Tesla hauv North America, txawm tias nyob hauv NACS kev hloov pauv [DOE-AFDC Source].
    CCS-1-rau-CCS-2-Adapter

    2. Lub tsheb twg txhawb CCS them?

    CCStseem tshuav covfast-charging dominant standardthoob ntiaj teb, tshwj xeeb tshaj yog nyob hauv Europe. Hauv North America, feem ntau uas tsis yog-Tesla EVs (ua ntej-2025 qauv) txhawb CCS1, txawm tias ntau lub tuam txhab tau tshaj tawm txoj kev hloov mus rau NACS chaw nres nkoj pib xyoo 2025.

    Cov tsheb txhawb nqa muaj xws li:

    Volkswagen ID.4

    • BMW i4 thiab iX series

    • Ford Mustang Mach-E

    • Hyundai Ioniq 5

    • Kia EV6

    Cov tsheb no tau sib xws nrog feem ntau cov kev them nyiaj ceev ceev, muab kev paub yooj yim rau kev mus ncig ntev.

    3. North American Landscape Shift: CCS1 vs SAE J3400 (NACS)

    Kev lag luam North American tam sim no txhais los ntawm kev sib tw ntawmCCS1(lub regional CCS standard) thiabNorth American Charging System (NACS), uas tau raug standardized los ntawm Society of Automotive Engineers (SAE) liSAE J3400.

    Tsab ntawv xov xwm no muab kev tshuaj xyuas qhov tob ntawm North American them toj roob hauv pes tam sim no, tsom mus rau cov kev qhia tshwj xeeb thiabcov teeb meem ntawm kev xa mus rau hauv avntawm CCS1, J1772, thiab ascending SAE J3400 (NACS) tus qauv.Peb koom ua ke kev nkag siab los ntawm cov neeg ua haujlwm them nyiaj loj hauv lub network thiab cov ntaub ntawv kho tsheb engineeringlos sib piv hom kev them nyiaj, kev sib raug zoo ntawm lub cev, thiab cov qauv mus sij hawm ntev.

    Feature CCS1 (Combined Charging System) NACS / SAE J3400 (North American Charging System)
    Connector Tsim Loj, bulkier txuas txuas nrog J1772 tus pins nrog ob tus DC tus pin. Me me, sib dua, thiab ntau dua ergonomic tsim; ib tus pin teem rau ob qho tib si AC / DC.
    Dominant Region Teb chaws Europe (raws li CCS2) thiab yav dhau los North America. North America (tshwj xeeb los ua tus qauv qub).
    Yav tom ntej Outlook Yuav nyob twj ywm qhov tseem ceeb rau cov uas twb muaj lawm tsis-Tesla EV fleet thiab los ntawm adapters. Cov automakers loj tau txais nws rau cov qauv tshiab pib hauv2025/2026.

    Tus txheej txheem ntawm NACS connector liSAE J3400muab daim ntawv qhia kev lag luam meej meej, ua kom muaj kev sib koom tes thiab kev nyab xeeb daim ntawv pov thawj rau nws txoj kev saws me nyuam thoob plaws hauv North America.

    4. J1772 Them yog dab tsi?

    SAE J1772yog tus qauvAC (Alternating tam sim no)charging connector nyob rau hauv North America, feem ntau siv rauQib 1 (120V)thiabQib 2 (240V)them nqi. Tsim los ntawm Society ofAutomotive Engineers (SAE),nws yog sib xws nrog ze li ntawm tag nrho cov EVs thiab plug-in hybrid electric tsheb (PHEVs) muag nyob rau hauv North America.

    SA-J1772-CONNECTOR

    Feature ntawm J1772:

    • AC Charging nkaus xwb:Haum rau kev them nqi qeeb tom tsev lossis chaw ua haujlwm.

    • Wide Compatibility:Txhawb nqa los ntawm yuav luag txhua EVs thiab PHEVs hauv North America.

    • Siv hauv tsev thiab pej xeem:Feem ntau siv nyob rau hauv cov chaw them nqi tsev thiab cov chaw them nyiaj AC.

    Kev kwv yees kev lag luam qhia tiastshaj 80-90%Ntawm Qib 2 lub tsev them nyiaj hauv tsev muag hauv North America feature J1772 connector, tsim nws raws li tus qauv AC universal.Tesla cov tswv tuaj yeem them lawv lub tsheb ntawm cov pej xeem AC chaw nres tsheb feem ntau siv J1772 adapter. Tsis tas li ntawd, tsab ntawv ceeb toom los ntawm Electric Mobility Canada qhia txog qhov kev cia siab ntawm J1772 los ntawm Nissan Leaf thiab Chevrolet Bolt EV cov tswv rau kev them nyiaj txhua hnub.

    5. Lub tsheb twg them nyiaj J1772?

    Feem ntauEVsthiabPHEVnyob rau hauv North America yog nruab nrogJ1772 connectors, ua nws tus qauv dav dav tshaj plaws rau Theem 1 thiab Theem 2 them.

    Cov tsheb txhawb nqa muaj xws li:

    • Tesla qauv (nrog rau adapter)

    • Nissan Leaf

    • Chevrolet Bolt EV

    • Toyota Prius Prime (PHEV)

    Kev sib raug zoo ntawm J1772 ua rau nws yog ib qho ntawm cov qauv kev them nyiaj nrov tshaj plaws hauv North America.Raws li universal Theem 2 (AC) tus qauv, txhua yam tsis yog Tesla EVs thiab PHEVs tsim rau North American lag luam (ua ntej NACS kev hloov pauv, piv txwv li, ua ntej-2025/2026 qauv) yog nruab nrog ib qho kev ua haujlwm ntawm J1010AC. them nqi. Tesla txoj kev siv J1772 adapters tso cai rau nws lub tsheb kom them nqi ntawm ze li ntawm tag nrho cov pej xeem AC chaw nres tsheb. Tsis tas li ntawd, kev tshawb fawb los ntawm Electric Mobility Canada qhia tau hais tias Nissan Leaf thiab Chevrolet Bolt EV cov tswv muaj txiaj ntsig zoo rau kev sib raug zoo thiab kev siv yooj yim ntawm J1772.

    6. Qhov txawv ntawm CCS thiab J1772

    Thaum xaiv tus qauv them, cov neeg siv yuav tsum xav txogthem ceev,kev sib haum xeeb, thiab siv cov ntaub ntawv. Nov yog qhov sib txawv tseem ceeb:

    Kev sib piv CCS (Combined Charging System) J1772 (SAE J1772)
    Hom kev them nyiaj Txhawb AC (Qib 2) thiabDC (Qib 3) ceev them AC charging nkaus xwb(Qib 1 thiab Theem 2)
    Them ceev DC ceev them feem ntau 50 kW txog 350 kW (hauv qab 30 feeb txog 80%) Theem 2 them txog 19.2 kW (4-8 teev rau kev them tag nrho)
    Connector Tsim Loj, bulkier connector sib txuas J1772 AC pins nrog ob lub siab DC pins. Compact AC charging connector rau Theem 1/2 nkaus xwb.
    Kev sib txuas lus raws tu qauv TS EN ISO 15118 Kev Lag Luam Hluav Taws Xob - PLCrau cov yam ntxwv siab heev (xws li, Plug thiab Charge) SAE J1772 (pilot teeb liab)rau kev tswj tus nqi pib thiab kev ruaj ntseg interlocking.
    Tus nqi kho vajtse (DCFC Unit): $ 10,000 rau ntau dua $ 40,000 USD (rau 50-150 kW chav tsev, tsis suav nrog kev tsim vaj tsev hauv tsev) Qib 2 Cov Tsev Hauv Tsev: Feem ntau$300 – $1,000 USDrau hardware unit.
    Siv Cases Kev them nyiaj hauv tsev, kev mus los ntev, thiab kev them nyiaj ceev ceev rau pej xeem. Kev them nyiaj hauv tsev lossis chaw ua haujlwm qeeb (thaum hmo ntuj / txhua hnub chaw nres tsheb).

    a. Kev them nqi ceev:

    CCS thiab NACS txhawb nqa DC ceev them ceev, feem ntau ntawm 50 kW mus rau350 kW ib(nyob ntawm qhov chaw nres tsheb thiab tsheb architecture). J1772 yog txwv rau Theem 2 AC them, nrog rau qhov tso zis ntau tshaj plaws ntawm19.2 kW tsi.

    b. Installation nqi & complexity:Thaum J1772 (Level 2) kev teeb tsa yog piv rau kev xaim hluav taws xob loj ($ 300-$ 1,000 rau kho vajtse), DCFC (CCS / NACS) qhov chaw xa tawm sawv cev rau qhov tseem ceeb engineering project. Tag nrho cov nqi ntawm qhov project (> $ 100,000 USD) feem ntau yog los ntawm kev hloov kho hluav taws xob hluav taws xob, cov nqi hluav taws xob, thiab kev tso cai tshwj xeeb - qhov tseem ceeb tshaj li $ 10,000- $ 40,000 unit hardware cost.[NREL Cost Analysis].

    c. Connector Tsim
    CCS: Sib txuas J1772 AC pins nrog ob lub DC pins ntxiv, ua rau nws loj dua li tus qauv J1772 connector tab sis tso cai ntau dua.
    j1772 ua: Ib qho kev sib txuas ntau dua uas txhawb nqa AC them nyiaj tshwj xeeb.

    d. Kev sib haum xeeb

    CCS: Tau tshaj EVs tsim rau ob qho tib si AC thiab DC them, tshwj xeeb tshaj yog muaj txiaj ntsig zoo rau kev mus ntev ntev uas yuav tsum tau them ceev ceev.
    j1772 ua: Universally tshaj tag nrho North American EVs thiab PHEVs rau AC them, dav siv nyob rau hauv tsev them chaw nres tsheb thiab pej xeem AC chargers.

    e. Daim ntawv thov

    CCS: Zoo tagnrho rau kev them nyiaj hauv tsev thiab kev them nyiaj ceev ntawm kev mus, haum rau EVs uas xav tau kev them nqi ceev.
    j1772 ua: Feem ntau haum rau kev them nyiaj hauv tsev lossis chaw ua haujlwm, qhov zoo tshaj plaws rau kev them nyiaj thaum hmo ntuj lossis qhov chaw uas ceev tsis yog qhov tseem ceeb.

    f. Kev sib koom ua ke raws tu qauv: SAE J3400 thiab ISO 15118
    CCS tus qauv tso siab rau ISO 15118 (tshwj xeeb tshaj yog 15118-2/20 rau PLC hla txoj kab tswj kav) kom muaj kev ruaj ntseg zoo li Plug thiab Them (P&C). Qhov tseem ceeb, SAE J3400 tus qauv tau qhia meej meej kom ua tau hluav taws xob sib xws nrog ISO 15118 raws tu qauv ntawm PLC. Qhov no txhais tau hais tias NACS-tsim tsheb tuaj yeem txhawb nqa P&C thiab V2G (Tsheb-rau-Grid) cov yam ntxwv, muab qhov chaw them nyiaj rov qab thiab cov khoom siv kho mob tau hloov kho kom ua tiav ISO 15118 raws tu qauv tuav tes rau J3400 txuas. Qhov kev sib koom tes no yog qhov tseem ceeb rau kev hloov pauv tsis sib haum.

    [Visual Aid Note] Saib Daim duab 1 rau J1772 vs. CCS1 Connector Pinouts

    J1772-connector


    CCS-connector

     

    7. Cov lus nug uas nquag nug

    1.Can J1772-tsuas yog tsheb (AC) them ntawm lub chaw nres tsheb CCS?

    Tsis yog, tsis ncaj qha rau DC them ceev ceev. Thaum lub sij hawm ib nrab ntawm CCS chaw nres nkoj yog J1772 chaw nres nkoj, pej xeem DC ceev them chaw nres tsheb tsuas yog muab tag nrho CCS (DC) phom. Lub tsheb J1772 nkaus xwb tsis tuaj yeem siv lub zog DC pins siab.

    2.Puas CCS chargers dav muaj nyob rau hauv cov chaw them nqi pej xeem?

    Yog lawm.CCS chargers (CCS1/CCS2) muaj ntau thoob ntiaj teb. Hauv North America, lub network yog qhov dav, thiab ntau lub chaw nres tsheb tau ntxiv NACS txuas nrog CCS1 rau yav tom ntej kev sib raug zoo.

    3.Do Tesla tsheb txhawb CCS lossis J1772?

    Tesla tsheb ib txwm siv NACS txuas. Lawv tuaj yeem them nyiaj ntawm J1772 (AC) chaw nres tsheb siv lub adapter, thiab lawv tseem tuaj yeem nkag mus rau CCS DC fast-charging network siv lub chaw tsim khoom-CCS adapter.

    4.Qhov twg sai dua: CCS lossis J1772?

    CCS thiab NACS (J3400) yog qhov nrawm dua li J1772.Qhov no yog vim CCS thiab NACS txhawb Theem 3 DC ceev them, qhov J1772 txwv rau Qib 1/2 AC qeeb them.

    5.Dab tsi yog lub hwj chim them ntawm J1772 charger?

    J1772 chargers feem ntau txhawb Theem 1 (120V, 1.4-1.9 kW) thiab Theem 2 (240V, 3.3-19.2 kW) them.

    6.Dab tsi yog lub zog them siab tshaj plaws ntawm CCS charger?

    CCS chargers feem ntau txhawb nqa lub zog ntawm 50 kW txog 350 kW, nyob ntawm qhov chaw them nqi thiab lub tsheb.

    7.Dab tsi yog tus nqi kho vajtse rau J1772 thiab CCS/NACS chargers?

    J1772 Theem 2 units feem ntau raug nqi $ 300 - $ 1,000 USD (tsis suav nrog cov xaim hauv tsev). DCFC (CCS/NACS) units (50–150 kW) feem ntau raug nqi $10,000 – $40,000+ USD (rau chav kho vajtse nkaus xwb). Nco tseg: DCFC tag nrho cov nqi them feem ntau tshaj $100,000.

    8.Puas yuav CCS1 raug txiav tawm hauv North America?

    CCS1 yog nyob rau lub sijhawm hloov pauv. Thaum cov tuam txhab tsim tsheb feem ntau tau cog lus rau NACS cov chaw nres nkoj pib xyoo 2025/2026, CCS1 yuav tseem ceeb heev rau ntau lab tus uas tsis yog Tesla EVs rau xyoo. Kev them nyiaj network tau tsiv mus rau ob qhov chaw nres nkoj (CCS1 + NACS) chaw nres tsheb.

    8.Tom ntej tom ntej thiab cov lus pom zoo rau cov neeg siv

    Raws li kev lag luam EV txuas ntxiv zuj zus, qhov chaw them nyiaj tau dhau los ua kom pom tseeb segmented los ntawm cheeb tsam thiab cov ntaub ntawv siv:

    • Ntiaj teb no Standard: CCS 2tseem yog tus qauv tsis-Tesla thoob plaws Tebchaws Europe thiab lwm lub khw loj thoob ntiaj teb.

    • North America: SAE J3400 (NACS)yog sai dhau los ua tus qauv tshiab tseem ceeb rau cov neeg caij tsheb ceev them nyiaj, txhawb nqa los ntawm yuav luag txhua tus tsim tsheb loj. CCS1 yuav nyob twj ywm tseem ceeb thaum lub sijhawm hloov pauv.

    • Kev them nyiaj hauv tsev: SAE J1772(Qib 2) yuav txuas ntxiv ua tus thawj tswj hwm tus nqi qis, qeeb-them hauv tsev thiab chaw ua haujlwm ua lag luam vim nws txoj kev thoob ntiaj teb thiab kev yooj yim.

    Rau cov neeg siv khoom, kev xaiv nyob ntawm qhov chaw. Hauv Tebchaws Europe, CCS2 compatibility yog yuav tsum tau. Hauv North America, xaiv lub tsheb nrogNative NAS (J3400)yog txoj hauv kev zoo tshaj plaws rau yav tom ntej-pov thawj koj cov peev txheej, thaum tam sim no tsis yog Tesla cov tswv yuav tsum tso siab rau cov uas twb muaj lawmCCS1network thiab adapters rau Supercharger nkag. Qhov sib txawv yog mus raudual-port charging chaw nres tsheblos ua haujlwm rau ob lub nkoj CCS tam sim no thiab lub nkoj NACS yav tom ntej.


    Post lub sij hawm: Oct-31-2024