Tshiab zog tsheb them module kev lag luam kev loj hlob txoj hauv kev sib

1. Txheej txheem cej luam ntawm txoj kev loj hlob ntawm kev them nyiaj module kev lag luam

Charging modules yog lub hauv paus ntawm DC charging pawg rau lub zog tshiab. Raws li kev nkag mus thiab cov tswv cuab ntawm lub zog tshiab tsheb hauv Suav teb txuas ntxiv mus ntxiv, qhov kev thov rau cov khoom siv hluav taws xob tau nce ntxiv. Lub zog tshiab lub tsheb them yog muab faib ua AC qeeb them thiab DC them ceev ceev. DC fast charging muaj cov yam ntxwv ntawm high voltage, siab zog thiab them ceev ceev. Raws li kev ua lag luam nrhiav kev them nyiaj ua haujlwm, kev lag luam nplai ntawm DC ceev them pawg thiab cov qauv them txuas txuas ntxiv. .

2. Technical theem thiab cov yam ntxwv ntawm ev charging module kev lag luam

Lub zog tshiab lub tsheb them pawg ev charger module kev lag luam tam sim no muaj cov yam ntxwv xws li ib qho module siab zog, siab zaus, miniaturization, high conversion efficiency, thiab dav voltage ntau.

Nyob rau hauv cov nqe lus ntawm ib lub zog module, lub zog tshiab them pawg them module kev lag luam tau ntsib cov khoom lag luam tseem ceeb ntawm 7.5kW hauv xyoo 2014, tsis tu ncua tam sim no 20A thiab 15kW hauv xyoo 2015, thiab lub zog tas li 25A thiab 15kW xyoo 2016. Tam sim no daim ntawv thov tseem ceeb them modules yog 20kW thiab 30kW. Ib qho kev daws teeb meem thiab hloov mus rau 40kW tshiab lub zog them pawg fais fab mov ib leeg-module daws. High-power charging modules tau dhau los ua kev lag luam kev loj hlob yav tom ntej.

Hais txog qhov tso zis hluav taws xob, Lub Xeev Daim phiaj tau tshaj tawm xyoo 2017 ntawm "Kev Tsim Nyog thiab Muaj Peev Xwm Txheeb Xyuas Cov Qauv rau Cov Khoom Siv Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob" hais tias qhov tso zis hluav taws xob ntau ntawm DC chargers yog 200-750V, thiab lub zog hluav taws xob tas li npog tsawg kawg. 400-500V thiab 600-750V ntau yam. Yog li ntawd, tag nrho cov tuam txhab tsim qauv feem ntau tsim cov qauv rau 200-750V thiab ua tau raws li qhov xav tau ntawm lub zog tas li. Nrog rau kev nce hauv kev caij nkoj ntawm lub tsheb hluav taws xob thiab qhov kev thov ntawm cov neeg siv tsheb tshiab lub zog kom txo tau lub sijhawm them, kev lag luam tau thov kom muaj 800V super ceev charging architecture, thiab qee lub tuam txhab tau paub txog cov khoom ntawm DC them pawg them nqi nrog qhov dav. tso zis voltage ntau ntawm 200-1000V. .

Nyob rau hauv cov nqe lus ntawm high-frequency thiab miniaturization ntawm them modules, lub hwj chim ntawm ib leeg-tshuab modules ntawm tshiab lub zog them pawg fais fab mov tau nce, tab sis nws lub ntim tsis tau nthuav proportionally. Yog li ntawd, kev hloov pauv ntau zaus thiab kev sib koom ua ke ntawm cov khoom sib nqus tau dhau los ua ib qho tseem ceeb hauv kev ua kom muaj zog ceev.

Nyob rau hauv cov nqe lus ntawm kev them nqi module efficiency, cov tuam txhab loj hauv lub zog tshiab them pawg them module kev lag luam feem ntau muaj qhov ua tau zoo tshaj plaws ntawm 95% -96%. Nyob rau hauv lub neej yav tom ntej, nrog rau kev loj hlob ntawm cov khoom siv hluav taws xob xws li cov khoom siv hluav taws xob thib peb thiab cov khoom siv hluav taws xob nrov nrog 800V lossis siab dua Nrog lub siab voltage platform, kev lag luam yuav tsum tau coj mus rau hauv cov khoom nrog kev ua haujlwm siab tshaj ntawm ntau dua 98%. .

Raws li lub zog ceev ntawm kev them nyiaj modules nce, nws kuj ua rau muaj teeb meem kub dissipation ntau dua. Nyob rau hauv cov nqe lus ntawm tshav kub dissipation ntawm them modules, tam sim no mainstream tshav kub dissipation txoj kev nyob rau hauv kev lag luam yog yuam cua txias, thiab tseem muaj txoj kev xws li kaw cua txias ducts thiab dej txias. Cua txias muaj qhov zoo ntawm tus nqi qis thiab cov qauv yooj yim. Txawm li cas los xij, raws li cov cua kub dissipation siab ntxiv, qhov tsis zoo ntawm cov cua txias qhov txwv cov cua sov dissipation muaj peev xwm thiab suab nrov yuav tshwm sim ntxiv. Txhim kho qhov them nyiaj module thiab phom kab nrog cov kua txias tau dhau los ua ib qho kev daws teeb meem loj. kev taw qhia.

3. Kev kawm txuj ci nrawm nrawm rau txoj hauv kev loj hlob ntawm kev lag luam tshiab zog nkag mus

Nyob rau hauv xyoo tas los no, lub zog tshiab kev lag luam thev naus laus zis tau txuas ntxiv ua kom muaj kev vam meej thiab kev ua tiav, thiab qhov nce hauv kev nkag mus tau txhawb kev txhim kho txuas ntxiv ntawm kev lag luam ntawm cov khoom siv hluav taws xob. Qhov tseem ceeb ntawm cov roj teeb lub zog ceev tau daws qhov teeb meem ntawm kev caij nkoj tsis txaus ntawm cov tsheb tshiab lub zog, thiab daim ntawv thov ntawm cov khoom siv hluav taws xob muaj zog tau ua rau lub sijhawm luv luv, yog li ua kom lub zog nkag mus rau cov tsheb tshiab thiab kev tsim kho ntawm kev txhawb nqa cov khoom siv. . Nyob rau hauv lub neej yav tom ntej, kev sib koom ua ke thiab sib sib zog nqus daim ntawv thov ntawm technologies xws li kho qhov muag cia thiab them nyiaj kev koom ua ke thiab V2G tsheb network kev koom ua ke yuav tsum tau ntxiv mus leeb lub nkag tau mus rau lub tshiab zog industries thiab lub popularization ntawm noj.

4. Kev lag luam kev sib tw toj roob hauv pes: Kev lag luam them nyiaj module muaj kev sib tw siab thiab cov khoom lag luam qhov chaw loj.

Lub charger module yog qhov tseem ceeb ntawm DC charging pawg. Nrog rau kev nce hauv kev nkag mus ntawm cov tsheb tshiab lub zog thoob ntiaj teb, cov neeg siv khoom muaj kev ntxhov siab ntau ntxiv txog kev them nqi thiab kev them nyiaj yooj yim. Kev ua lag luam xav tau rau DC them ceev ceev them pawg tau tawg, thiab kev lag luam hauv kev lag luam hauv kev lag luam tau loj hlob txij thaum ntxov, Lub Xeev Grid yog lub zog tseem ceeb hauv kev txhim kho ntau haiv neeg. Ib tug xov tooj ntawm social capital tswv nrog ob qho tib si them pawg khoom tsim thiab kev ua haujlwm muaj peev xwm tshwm sim sai. Cov tuam txhab them nqi hluav taws xob hauv tsev txuas ntxiv nthuav dav lawv cov khoom lag luam thiab kev muag khoom rau kev tsim kho ntawm kev txhawb nqa pawg, thiab lawv cov kev sib tw dav txuas ntxiv ntxiv dag zog. .

Tam sim no, tom qab xyoo ntawm cov khoom iteration thiab kev loj hlob ntawm kev them nyiaj modules, kev lag luam kev sib tw yog txaus. Cov khoom tseem ceeb yog tsim nyob rau hauv cov kev taw qhia ntawm high voltage thiab siab zog ceev, thiab cov khoom lag luam chaw yog loj. Cov lag luam hauv kev lag luam feem ntau tau txais kev lag luam ntau dua thiab cov nyiaj tau los ntawm kev txhim kho cov khoom lag luam tsis tu ncua, tswj algorithms, optimizing hardware thiab ntau lawm systems, thiab lwm yam.

5. Txoj kev loj hlob ntawm ev them modules

Raws li kev them nyiaj modules usher hauv kev lag luam loj xav tau, thev naus laus zis txuas ntxiv mus rau kev siv hluav taws xob siab, qhov hluav taws xob ntau, thiab kev hloov pauv siab.

1) Txoj cai-tsav hloov mus rau qhov xav tau-tsav

Txhawm rau txhawb nqa thiab txhawb kev txhim kho lub zog tshiab tsheb, kev tsim kho ntawm cov khoom siv hluav taws xob feem ntau yog coj los ntawm tsoomfwv nyob rau theem pib, thiab maj mam coj txoj kev loj hlob ntawm kev lag luam mus rau ib qho kev tsav tsheb endogenous los ntawm kev txhawb nqa txoj cai. Txij li xyoo 2021, kev txhim kho sai ntawm lub zog tshiab tsheb tau tso cov kev xav tau loj heev rau kev tsim kho cov chaw txhawb nqa thiab them pawg. Kev lag luam hauv kev lag luam yog ua tiav qhov kev hloov pauv los ntawm txoj cai-tsav mus rau kev xav tau-tsav.

Tau ntsib nrog ntau lub zog tshiab tsheb, ntxiv rau kev ua kom qhov ntom ntom ntawm cov txheej txheem them nqi, lub sijhawm them nyiaj yuav tsum luv dua ntxiv. DC charging pawg muaj kev them ceev ceev thiab lub sij hawm them luv luv, uas yog qhov tsim nyog rau cov kev xav tau ntawm cov neeg siv lub tsheb fais fab, thiab tuaj yeem daws cov teeb meem ntawm lub tsheb hluav taws xob ntau qhov kev ntxhov siab thiab kev ntxhov siab. Yog li ntawd, nyob rau hauv xyoo tas los no, kev lag luam nplai ntawm DC them ceev ceev hauv cov khoom tsim tshiab, tshwj xeeb tshaj yog cov pej xeem them pawg, tau loj hlob sai thiab tau dhau los ua cov qauv tseem ceeb hauv ntau lub nroog hauv Suav teb.

Yuav kom suav tau, ntawm ib sab, raws li tus naj npawb ntawm lub zog tshiab tsheb txuas ntxiv, kev txhawb nqa kev tsim kho ntawm cov pawg them nyiaj yuav tsum tau txhim kho tas li. Ntawm qhov tod tes, cov neeg siv tsheb fais fab feem ntau nrhiav DC them ceev ceev. DC charging pawg tau dhau los ua cov qauv tseem ceeb, thiab cov qauv them nyiaj kuj tau nkag mus rau qhov kev thov. Ib theem ntawm txoj kev loj hlob uas rub yog lub ntsiab tsav tsheb.

(2) High zog ceev, dav voltage ntau, siab conversion efficiency

Lub npe hu ua ceev ceev txhais tau hais tias lub zog them siab. Yog li ntawd, nyob rau hauv qhov kev thov kom them sai sai, them nyiaj modules txuas ntxiv txhim kho nyob rau hauv kev coj ntawm lub zog siab. Lub zog siab ntawm cov pawg them nyiaj yog ua tiav ob txoj hauv kev. Ib qho yog txhawm rau txuas ntau lub charger modules nyob rau hauv parallel kom ua tiav lub zog superposition; lwm qhov yog txhawm rau ua kom lub zog ib leeg ntawm lub charger module. Raws li cov kev xav tau ntawm kev ua kom muaj zog ceev, txo qhov chaw, thiab txo qhov nyuaj ntawm cov khoom siv hluav taws xob, ua kom lub zog ntawm ib qho kev them nyiaj ib zaug yog ib qho kev txhim kho mus sij hawm ntev. kuv lub teb chaws tus nqi them modules tau dhau los ntawm peb tiam ntawm txoj kev loj hlob, los ntawm thawj tiam 7.5kW mus rau tiam thib ob 15/20kW, thiab tam sim no nyob rau hauv lub sij hawm hloov dua siab tshiab los ntawm tiam thib ob mus rau tiam thib peb 30/40kW. High-power charging modules tau dhau los ua lub ntsiab ntawm kev ua lag luam. Nyob rau tib lub sijhawm, raws li tus qauv tsim ntawm miniaturization, lub zog ceev ntawm kev them nyiaj modules kuj tau nce ib txhij nrog kev nce qib ntawm lub zog.

Muaj ob txoj hauv kev kom ua tiav qib siab zog DC ceev ceev: nce qhov hluav taws xob thiab nce qhov tam sim no. Cov kev daws teeb meem siab tam sim no tau txais thawj zaug los ntawm Tesla. Qhov kom zoo dua yog tias tus nqi ntawm cov khoom siv optimization yog qis dua, tab sis tam sim no siab dua yuav ua rau cov cua sov ntau dua thiab cov kev xav tau siab rau cov cua sov dissipation, thiab cov xov hlau tuab dua txo qhov yooj yim thiab txhawb kom tsawg dua. Cov tshuaj high-voltage yog ua kom lub siab tshaj plaws kev khiav hauj lwm voltage ntawm lub charger module. Tam sim no nws yog ib qho qauv siv los ntawm cov tuam txhab tsheb. Nws tuaj yeem coj mus rau hauv tus account qhov zoo ntawm kev txo qis kev siv zog, txhim kho roj teeb lub neej, txo qhov hnyav, thiab txuag chaw. Cov tshuaj high-voltage yuav tsum muaj hluav taws xob tsheb yuav tsum tau nruab nrog high-voltage platform los txhawb kev them nyiaj ceev ceev. Tam sim no, cov kev daws teeb meem ceev ceev uas siv los ntawm cov tuam txhab tsheb yog 400V high-voltage platform. Nrog rau kev tshawb fawb thiab kev siv ntawm 800V voltage platform, qhov voltage theem ntawm lub them module yuav raug txhim kho ntxiv.

Kev txhim kho ntawm kev hloov dua siab tshiab yog qhov qhia tau tias kev them nyiaj modules ib txwm ua raws. Kev txhim kho ntawm kev hloov dua siab tshiab txhais tau tias kev them nyiaj ntau dua thiab kev poob qis dua. Tam sim no, qhov siab tshaj plaws ntawm kev them nyiaj modules feem ntau yog 95% ~ 96%. Nyob rau hauv lub neej yav tom ntej, nrog rau kev txhim kho cov khoom siv hluav taws xob xws li cov khoom siv hluav taws xob thib peb thiab cov zis hluav taws xob ntawm kev them nyiaj hloov mus rau 800V lossis txawm tias 1000V, kev hloov pauv kev ua haujlwm yuav raug txhim kho ntxiv.

(3) Tus nqi ntawm ev charging modules nce

Lub charging module yog lub hauv paus tseem ceeb ntawm DC charging pawg, suav txog li 50% ntawm cov khoom siv kho vajtse ntawm pawg them nyiaj. Kev txhim kho ntawm kev them nqi hluav taws xob yav tom ntej feem ntau yog nyob ntawm qhov kev txhim kho ntawm kev them nyiaj modules. Ntawm qhov tod tes, ntau cov qauv them nyiaj txuas nrog rau qhov sib npaug yuav ncaj qha nce tus nqi ntawm cov nqi them nyiaj; ntawm qhov tod tes, kev txhim kho ntawm lub hwj chim theem thiab lub zog ceev ntawm ib qho kev them nyiaj module nyob ntawm qhov kev tsim kho kom zoo ntawm cov khoom siv hluav taws xob thiab kev tswj software nrog rau cov thev naus laus zis ntawm cov khoom tseem ceeb. Kev tawg, cov no yog cov thev naus laus zis tseem ceeb rau kev txhim kho lub zog ntawm tag nrho cov pawg them nyiaj, uas yuav ntxiv cov nqi ntawm cov nqi them nyiaj ntxiv.

6. Kev teeb meem hauv ev fais fab them module kev lag luam

Lub tshuab hluav taws xob fais fab yog ib qho kev kawm sib koom ua ke uas suav nrog kev siv hluav taws xob thev naus laus zis thev naus laus zis, thev naus laus zis digital, thev naus laus zis sib nqus, thev naus laus zis thev naus laus zis, thev naus laus zis semiconductor, thiab thermal tsim tshuab. Nws yog kev lag luam uas siv technology ntau heev. Raws li lub plawv ntawm DC charging pawg, cov qauv them nyiaj ncaj qha txiav txim siab qhov kev them nqi, kev ua haujlwm ruaj khov, kev nyab xeeb thiab kev ntseeg siab ntawm pawg them, thiab nws qhov tseem ceeb thiab tus nqi yog qhov zoo heev. Ib qho khoom lag luam xav tau kev nqis peev loj ntawm cov peev txheej thiab cov kws tshaj lij los ntawm kev tshawb fawb thiab kev tsim kho tshuab mus rau daim ntawv thov davhlau ya nyob twg. Yuav ua li cas xaiv cov khoom siv hluav taws xob thiab kev teeb tsa, software algorithm upgrade thiab iteration, kev nkag siab tseeb ntawm daim ntawv thov scenarios, thiab paub tab zoo tswj thiab kev sim platform peev xwm yuav cuam tshuam rau cov khoom zoo thiab kev ruaj ntseg muaj kev cuam tshuam ncaj qha. Nws yog ib qho nyuaj rau cov neeg tshiab nkag mus rau hauv kev lag luam kom tau txais ntau yam thev naus laus zis, cov neeg ua haujlwm, thiab cov ntaub ntawv thov scenario nyob rau lub sijhawm luv luv, thiab lawv muaj kev cuam tshuam kev lag luam siab.