Kev lag luam tshiab ntawm lub zog fais fab tsheb them module

1. Kev txheeb xyuas txog kev txhim kho kev lag luam them nqi module

Cov modules them yog lub hauv paus ntawm DC charging piles rau cov tsheb fais fab tshiab. Raws li tus nqi nkag mus thiab kev muaj cov tsheb fais fab tshiab hauv Suav teb txuas ntxiv mus, qhov kev thov rau cov charging piles kuj nce ntxiv. Kev them lub tsheb fais fab tshiab tau muab faib ua AC slow charging thiab DC fast charging. DC fast charging muaj cov yam ntxwv ntawm high voltage, high power thiab fast charging. Raws li kev ua lag luam nrhiav kev them nqi zoo, qhov loj ntawm kev ua lag luam ntawm DC fast charging piles thiab charging modules txuas ntxiv mus nthuav dav. .

2. Qib kev txawj thiab cov yam ntxwv ntawm kev lag luam EV charging module

Kev lag luam them hluav taws xob tshiab ntawm lub tsheb them hluav taws xob ev charger module tam sim no muaj cov yam ntxwv xws li lub zog siab ib module, zaus siab, miniaturization, kev hloov pauv siab, thiab ntau yam voltage.

Hais txog lub zog ntawm ib lub module, kev lag luam them hluav taws xob tshiab tau ntsib kev tsim khoom tseem ceeb ntawm 7.5kW hauv xyoo 2014, qhov tam sim no tas mus li 20A thiab 15kW hauv xyoo 2015, thiab lub zog tas mus li 25A thiab 15kW hauv xyoo 2016. Cov modules them hluav taws xob tam sim no yog 20kW thiab 30kW. Cov kev daws teeb meem ib lub module thiab hloov mus rau 40kW lub zog tshiab them hluav taws xob ib lub module. Cov modules them hluav taws xob siab tau dhau los ua qhov kev lag luam loj hlob yav tom ntej.

Hais txog qhov hluav taws xob tso zis, Lub Xeev Grid tau tshaj tawm xyoo 2017 ntawm "Cov Qauv Kev Tsim Nyog thiab Kev Txheeb Xyuas Lub Peev Xwm rau Cov Neeg Muab Khoom Siv Hluav Taws Xob Tsheb" hais tias qhov hluav taws xob tso zis ntawm DC chargers yog 200-750V, thiab qhov hluav taws xob tas li npog tsawg kawg yog 400-500V thiab 600-750V. Yog li ntawd, txhua tus neeg tsim khoom module feem ntau tsim cov modules rau 200-750V thiab ua tau raws li qhov yuav tsum tau muaj hluav taws xob tas li. Nrog rau kev nce ntxiv ntawm cov tsheb fais fab thiab qhov xav tau ntawm cov neeg siv tsheb fais fab tshiab kom txo lub sijhawm them, kev lag luam tau thov kom muaj 800V super fast charging architecture, thiab qee lub tuam txhab tau pom tias muaj kev muab DC charging pile charging modules nrog qhov hluav taws xob tso zis dav ntawm 200-1000V. .

Hais txog qhov muaj zaus siab thiab me me ntawm cov modules them, lub zog ntawm cov modules ib leeg ntawm cov khoom siv fais fab them hluav taws xob tshiab tau nce ntxiv, tab sis nws lub ntim tsis tuaj yeem nthuav dav raws li qhov sib piv. Yog li ntawd, kev nce zaus hloov pauv thiab kev koom ua ke ntawm cov khoom sib nqus tau dhau los ua txoj hauv kev tseem ceeb los ua kom muaj zog ntau ntxiv.

Hais txog kev ua haujlwm ntawm lub tshuab them fais fab, cov tuam txhab loj hauv kev lag luam them fais fab tshiab feem ntau muaj qhov ua haujlwm siab tshaj plaws ntawm 95% -96%. Yav tom ntej, nrog rau kev tsim cov khoom siv hluav taws xob xws li cov khoom siv hluav taws xob tiam peb thiab kev nrov ntawm cov tsheb fais fab nrog 800V lossis siab dua nrog lub platform hluav taws xob siab, kev lag luam yuav tsum coj cov khoom lag luam nrog qhov ua haujlwm siab tshaj plaws ntawm ntau dua 98%.

Raws li lub zog ntawm cov modules them nqi nce ntxiv, nws kuj coj teeb meem cua sov ntau dua. Hais txog kev cua sov ntawm cov modules them nqi, txoj kev cua sov tam sim no hauv kev lag luam yog cua txias, thiab kuj muaj cov txheej txheem xws li kaw cov kav dej txias thiab dej txias. Cua txias muaj qhov zoo ntawm tus nqi qis thiab cov qauv yooj yim. Txawm li cas los xij, thaum lub siab cua sov nce ntxiv, qhov tsis zoo ntawm cua txias lub peev xwm cua sov tsawg thiab suab nrov siab yuav pom tseeb ntxiv. Kev teeb tsa lub module them nqi thiab kab phom nrog kua txias tau dhau los ua qhov kev daws teeb meem loj. kev taw qhia txog kev siv tshuab.

3. Kev nce qib ntawm thev naus laus zis ua rau muaj kev txhim kho sai dua ntawm kev nkag mus rau hauv kev lag luam hluav taws xob tshiab

Nyob rau xyoo tas los no, thev naus laus zis tshiab hauv kev lag luam fais fab tau txuas ntxiv mus ua kom muaj kev vam meej thiab kev tawg ua tej daim, thiab qhov nce ntawm kev nkag mus rau hauv tau txhawb kev txhim kho tas mus li ntawm kev lag luam them fais fab sab saud. Qhov nce ntxiv ntawm lub zog roj teeb tau daws qhov teeb meem ntawm kev tsis txaus ntawm cov tsheb fais fab tshiab, thiab kev siv cov modules them fais fab siab tau ua rau lub sijhawm them fais fab luv dua, yog li ua kom cov tsheb fais fab tshiab nkag mus sai dua thiab kev tsim cov pawg them fais fab txhawb nqa. Yav tom ntej, kev koom ua ke thiab kev siv cov thev naus laus zis xws li kev khaws cia optical thiab kev koom ua ke them fais fab thiab V2G kev koom ua ke hauv network tsheb yuav ua kom cov lag luam fais fab tshiab nkag mus sai dua thiab kev siv hluav taws xob ntau dua.

4. Kev sib tw ntawm kev lag luam: Kev lag luam them fais fab muaj kev sib tw tag nrho thiab qhov chaw ua lag luam khoom loj heev.

Lub module them yog lub hauv paus tseem ceeb ntawm DC charging piles. Nrog rau kev nce ntxiv ntawm tus nqi nkag mus ntawm cov tsheb fais fab tshiab thoob ntiaj teb, cov neeg siv khoom txhawj xeeb ntxiv txog qhov ntau thiab tsawg ntawm kev them thiab kev yooj yim them. Kev thov ua lag luam rau DC charging charging piles tau tawg, thiab kev ua lag luam hauv tsev charging pile tau loj hlob los ntawm thaum ntxov, State Grid yog lub zog tseem ceeb hauv kev txhim kho ntau yam. Ntau tus neeg ua haujlwm peev txheej hauv zej zog nrog ob qho tib si kev tsim khoom siv charging pile thiab kev ua haujlwm tau tshwm sim sai sai. Cov chaw tsim khoom hauv tsev charging module txuas ntxiv nthuav lawv cov khoom tsim khoom thiab kev muag khoom rau kev tsim cov charging piles txhawb nqa, thiab lawv qhov kev sib tw ua tiav txuas ntxiv mus ntxiv.

Tam sim no, tom qab ntau xyoo ntawm kev tsim khoom thiab kev txhim kho cov modules them, kev sib tw hauv kev lag luam txaus lawm. Cov khoom tseem ceeb tab tom txhim kho mus rau hauv kev coj ntawm qhov hluav taws xob siab thiab qhov ceev fais fab siab, thiab qhov chaw ua lag luam khoom loj heev. Cov lag luam hauv kev lag luam feem ntau tau txais kev sib koom ua lag luam siab dua thiab cov nyiaj tau los ntawm kev txhim kho cov khoom lag luam, cov txheej txheem tswj hwm, kev ua kom zoo dua cov khoom siv thiab cov txheej txheem tsim khoom, thiab lwm yam.

5. Cov qauv kev loj hlob ntawm cov modules them hluav taws xob

Raws li cov modules them hluav taws xob coj mus rau qhov kev thov loj heev ntawm kev ua lag luam, thev naus laus zis txuas ntxiv mus rau qhov muaj zog ntau, ntau qhov voltage dav, thiab kev hloov pauv zoo.

1) Kev hloov pauv raws li txoj cai mus rau kev xav tau

Yuav kom txhawb nqa thiab txhawb kev tsim cov tsheb fais fab tshiab, kev tsim cov chaw them hluav taws xob feem ntau yog coj los ntawm tsoomfwv thaum ntxov, thiab maj mam coj kev txhim kho kev lag luam mus rau tus qauv tsav tsheb endogenous los ntawm kev txhawb nqa txoj cai. Txij li xyoo 2021, kev txhim kho sai ntawm cov tsheb fais fab tshiab tau muab qhov kev thov loj heev rau kev tsim cov chaw txhawb nqa thiab cov chaw them hluav taws xob. Kev lag luam chaw them hluav taws xob tab tom ua tiav kev hloov pauv los ntawm txoj cai tsav mus rau kev thov tsav.

Vim muaj cov tsheb fais fab tshiab uas muaj zog ntau zuj zus, ntxiv rau qhov ua kom cov chaw them fais fab ntau zuj zus, lub sijhawm them fais fab yuav tsum luv dua. Cov chaw them fais fab DC muaj kev them fais fab sai dua thiab lub sijhawm them fais fab luv dua, uas tsim nyog dua rau cov neeg siv tsheb fais fab uas xav tau kev them fais fab ib ntus thiab thaum muaj xwm txheej ceev, thiab tuaj yeem daws tau cov teeb meem ntawm kev ntxhov siab ntawm kev tsav tsheb fais fab thiab kev ntxhov siab ntawm kev them fais fab. Yog li ntawd, nyob rau xyoo tas los no, qhov kev lag luam ntawm DC kev them fais fab sai hauv cov chaw them fais fab tshiab, tshwj xeeb tshaj yog cov chaw them fais fab rau pej xeem, tau loj hlob sai thiab tau dhau los ua qhov sib txawv hauv ntau lub nroog tseem ceeb hauv Suav teb.

Hauv kev xaus lus, ntawm ib sab tes, thaum tus lej ntawm cov tsheb fais fab tshiab txuas ntxiv mus, kev tsim kho ntawm cov pawg them hluav taws xob yuav tsum tau txhim kho tas li. Ntawm qhov tod tes, cov neeg siv tsheb fais fab feem ntau nrhiav DC them ceev. DC them pawg tau dhau los ua qhov sib txawv tseem ceeb, thiab cov modules them hluav taws xob kuj tau nkag mus rau hauv qhov kev thov. Ib theem ntawm kev txhim kho uas rub yog lub zog tseem ceeb.

(2) Lub zog fais fab loj, ntau yam voltage, kev hloov pauv siab

Qhov hu ua kev them ceev ceev txhais tau tias lub zog them siab. Yog li ntawd, nyob rau hauv qhov kev thov kom them ceev ceev, cov modules them txuas ntxiv mus rau kev txhim kho mus rau hauv kev coj ntawm lub zog siab. Lub zog siab ntawm lub pawg them tau ua tiav hauv ob txoj kev. Ib qho yog txuas ntau lub modules them ua ke kom ua tiav lub zog superposition; qhov thib ob yog kom nce lub zog ib zaug ntawm lub module them. Raws li cov kev xav tau kev txawj ntse ntawm kev nce lub zog ceev, txo qhov chaw, thiab txo qhov nyuaj ntawm cov qauv hluav taws xob, kev nce lub zog ntawm ib lub module them yog qhov kev txhim kho mus sij hawm ntev. Kuv lub teb chaws cov modules them tau dhau los ntawm peb tiam ntawm kev txhim kho, los ntawm thawj tiam 7.5kW mus rau tiam thib ob 15 / 20kW, thiab tam sim no nyob rau hauv lub sijhawm hloov pauv los ntawm tiam thib ob mus rau tiam thib peb 30 / 40kW. Cov modules them fais fab siab tau dhau los ua lub hauv paus ntawm kev ua lag luam. Tib lub sijhawm, raws li lub hauv paus ntsiab lus tsim ntawm miniaturization, lub zog ceev ntawm cov modules them kuj tau nce tib lub sijhawm nrog kev nce qib ntawm lub zog.

Muaj ob txoj kev los ua kom tau txais qib fais fab DC ceev ceev: nce qhov voltage thiab nce tam sim no. Tesla thawj zaug siv qhov kev daws teeb meem them tam sim no siab. Qhov zoo yog tias tus nqi ntawm kev ua kom zoo dua ntawm cov khoom qis dua, tab sis tam sim no siab yuav ua rau muaj kev poob cua sov ntau dua thiab xav tau kev tso cua sov ntau, thiab cov xov hlau tuab dua txo qhov yooj yim thiab txhawb nqa Mus rau qhov tsawg dua. Qhov kev daws teeb meem siab yog kom nce qhov hluav taws xob ua haujlwm siab tshaj plaws ntawm lub module them. Tam sim no nws yog tus qauv siv los ntawm cov tuam txhab tsim tsheb. Nws tuaj yeem xav txog qhov zoo ntawm kev txo kev siv hluav taws xob, txhim kho lub neej roj teeb, txo qhov hnyav, thiab txuag qhov chaw. Qhov kev daws teeb meem siab xav tau cov tsheb fais fab kom nruab nrog lub platform siab los txhawb cov ntawv thov them ceev. Tam sim no, qhov kev daws teeb meem them ceev uas cov tuam txhab tsheb feem ntau siv yog 400V high-voltage platform. Nrog kev tshawb fawb thiab kev siv ntawm 800V voltage platform, qib voltage ntawm lub module them yuav raug txhim kho ntxiv.

Qhov kev txhim kho ntawm kev hloov pauv hluav taws xob zoo yog ib qho cim qhia txog kev siv tshuab uas cov modules them hluav taws xob ib txwm ua. Kev txhim kho ntawm kev hloov pauv hluav taws xob zoo txhais tau tias kev them hluav taws xob zoo dua thiab kev poob qis dua. Tam sim no, qhov siab tshaj plaws ntawm kev ua haujlwm ntawm cov modules them hluav taws xob feem ntau yog 95% ~ 96%. Yav tom ntej, nrog rau kev txhim kho cov khoom siv hluav taws xob xws li cov khoom siv hluav taws xob tiam peb thiab qhov hluav taws xob tso zis ntawm cov modules them hluav taws xob txav mus rau 800V lossis txawm tias 1000V, qhov kev hloov pauv hluav taws xob zoo yuav raug txhim kho ntxiv.

(3) Tus nqi ntawm cov EV charging modules nce ntxiv

Lub module them yog lub hauv paus tseem ceeb ntawm DC charging pile, suav txog li 50% ntawm tus nqi kho vajtse ntawm lub charging pile. Kev txhim kho ntawm kev them nqi zoo yav tom ntej feem ntau nyob ntawm kev txhim kho kev ua haujlwm ntawm cov modules them. Ntawm ib sab tes, ntau lub modules them txuas ua ke yuav ncaj qha ua rau tus nqi ntawm lub module them nce ntxiv; ntawm qhov tod tes, kev txhim kho ntawm qib fais fab thiab lub zog ceev ntawm ib lub module them nyob ntawm kev tsim kho kom zoo ntawm cov khoom siv hluav taws xob thiab software tswj hwm nrog rau cov thev naus laus zis ntawm cov khoom tseem ceeb. Kev tawg ua tej daim, cov no yog cov thev naus laus zis tseem ceeb rau kev txhim kho lub zog ntawm tag nrho lub charging pile, uas yuav ua rau tus nqi ntawm lub module them nce ntxiv.

6. Cov teeb meem kev siv tshuab hauv kev lag luam EV fais fab them module

Kev siv tshuab fais fab yog ib qho kev kawm sib xyaw ua ke uas muaj kev sib txuas ntawm cov thev naus laus zis circuit topology, thev naus laus zis digital, thev naus laus zis magnetic, thev naus laus zis component, thev naus laus zis semiconductor, thiab thev naus laus zis thermal design. Nws yog ib qho kev lag luam uas siv thev naus laus zis ntau. Raws li lub plawv ntawm DC charging pile, lub charging module ncaj qha txiav txim siab qhov ua tau zoo ntawm kev them nqi, kev ruaj khov ua haujlwm, kev nyab xeeb thiab kev ntseeg siab ntawm lub charging pile, thiab nws qhov tseem ceeb thiab tus nqi yog qhov zoo heev. Ib yam khoom xav tau kev nqis peev loj ntawm cov peev txheej thiab cov kws tshaj lij los ntawm kev tshawb fawb thiab kev txhim kho thev naus laus zis mus rau kev siv terminal. Yuav ua li cas xaiv cov khoom siv hluav taws xob thiab kev teeb tsa, kev hloov kho software algorithm thiab rov ua dua, kev nkag siab meej txog cov xwm txheej ntawm daim ntawv thov, thiab kev tswj hwm zoo thiab kev sim platform muaj peev xwm yuav cuam tshuam rau qhov zoo ntawm cov khoom thiab kev ruaj khov muaj kev cuam tshuam ncaj qha. Nws nyuaj rau cov neeg nkag tshiab rau hauv kev lag luam kom sau ntau yam thev naus laus zis, cov neeg ua haujlwm, thiab cov ntaub ntawv xwm txheej ntawm daim ntawv thov hauv lub sijhawm luv luv, thiab lawv muaj cov teeb meem kev siv tshuab siab.