Ngaphantsi kwe-architecture ye-400V yendabuko, imagnethi esisigxinaiinjinibaqhelene nokufudumeza kunye nokukhutshwa kweemagnethi phantsi kweemeko eziphezulu zangoku kunye nesantya esiphezulu, okwenza kube nzima ukuphucula amandla emoto ewonke. Oku kunika ithuba loyilo lwe-800V ukuzuza amandla awongeziweyo eenjini phantsi kobunzulu obufanayo bangoku. Ngaphantsi koyilo lwe-800V, iimotoijongene neemfuno ezimbini eziphambili: ukuthwala uthintelo lokutya kunye nokusebenza okuphuculweyo kokugquma.
IiNdlela zeTekhnoloji:
Indlela yenkqubo yokwenziwa kweemoto: ucingo olusicaba. Injini yocingo olusicaba ibhekisa ku aimotoesebenzisa i-stator enecwecwe lobhedu elisicaba (ngokukodwa imagnethi esisigxina ye-synchronous motor). Xa kuthelekiswa ne-motor circular wire motor, i-flat wire motor ineenzuzo ezifana nobukhulu obuncinci, izinga lokuzaliswa kwe-slot ephezulu, ukuxinana kwamandla aphezulu, ukusebenza kakuhle kwe-NVH, kunye nokusebenza kakuhle kwe-thermal kunye nokusebenza kokushisa. Inokuhlangabezana ngcono nokusukela ukusebenza kobunzima obukhaphukhaphu, ukuxinana kwamandla aphezulu, kunye nezinye iimfuno zokusebenza phantsi kwamaqonga ombane aphezulu, kwangaxeshanye, inokunciphisa ingxaki ye-corrosion ebangelwa kukuqhekeka kwefilimu yeoli kunye nokwakhiwa kweshaft yangoku xa ishaft voltage iphezulu.
I-1.Motor ukupholisa iteknoloji: ukupholisa ioli. Ukupholisa ioyile kusombulula ukungalungi kwetekhnoloji yokupholisa amanzi ngokunciphisa umthamo wemoto kunye nokwandisa amandla. Inzuzo yokupholisa i-oyile kukuba i-oyile ayinayo i-conductive kunye ne-non-magnetic properties, ukusebenza kakuhle kwe-insulation, kwaye inokuqhagamshelana ngokuthe ngqo namalungu angaphakathi enjini. Ngaphantsi kweemeko ezifanayo zokusebenza, ukushisa kwangaphakathi kweoli kupholileiinjinizingaphantsi nge-15% kunezo zamanzi apholileyoiinjini, okwenza kube lula ukuba imoto ikhuphe ubushushu.
Ulawulo lombane: Isisombululo esisesinye seSiC, esibonisa iingenelo zokusebenza
Ukuphucula ukusebenza kakuhle, ukunciphisa ukusetyenziswa kwamandla, kunye nokunciphisa umthamo. Ngokuqhubela phambili kweqonga leebhetri le-800V lamandla ombane aphezulu, iimfuno eziphezulu ziye zabekwa phambili kumacandelo anxulumene nokuqhuba kombane kunye nolawulo lwe-elektroniki.
Ngokwedatha evela kwiFodie Power, izixhobo ze-silicon carbide zineenzuzo ezilandelayo ekusetyenzisweni kweemveliso zolawulo lweemoto:
1. Inokuphucula ukusebenza kakuhle kwemithwalo ephantsi kwinkqubo yokulawula i-elektroniki, ukwandisa uluhlu lwesithuthi ngo-5-10%;
2. Ukwandisa ubuninzi bamandla omlawuli ukusuka kwi-18kw / L ukuya kwi-45kw / L, ehambelana ne-miniaturization;
3. Ukwandisa ukusebenza kakuhle kommandla osebenzayo wokubalwa kwe-85% nge-6%, kunye nokwandisa ukusebenza kakuhle kwendawo yomthwalo ophakathi nophantsi nge-10%;
4. Umthamo weprototype ye-silicon carbide yokulawula i-electronic iyancipha nge-40%, enokuphucula ngokufanelekileyo ukusetyenziswa kwendawo kunye nokuncedisa kwindlela yokuphuhlisa i-miniaturization.
Ukubalwa kwendawo yolawulo lombane: Ubungakanani bemarike bunokufikelela kwi-2.5 yeebhiliyoni zeeyuan,
Iminyaka emithathu CAGR189.9%
Kubalwa kwendawo yesilawuli semoto phantsi kwemodeli yemoto eyi-800V, sicinga ukuba:
1. Isithuthi samandla esitsha phantsi kweqonga eliphezulu le-voltage lixhotyiswe ngesethi yabalawuli beemoto okanye indibano yombane yombane;
2. Ixabiso lemoto enye: Ngokusekelwe kwingeniso / ukuthengiswa kweemveliso ezihambelanayo ezichazwe kwingxelo yonyaka ye-Intel ye-2021, ixabiso yi-1141.29 yuan / isethi. Ukuqwalasela ukuba ukuthandwa kunye nokukhuthazwa kwezixhobo ze-silicon carbide kwintsimi yeemveliso zolawulo lwe-elektroniki kwixesha elizayo kuya kukhokelela ekunyuseni kwexabiso leyunithi yeemveliso, sicinga ukuba ixabiso leyunithi liya kuba yi-1145 yuan / isethi ngo-2022 kwaye inyuke ngonyaka unyaka.
Ngokwezibalo zethu, kwi-2025, indawo yemarike yasekhaya kunye nehlabathi jikelele yabalawuli bombane kwi-platform ye-800V iya kuba yi-1.154 yebhiliyoni ye-yuan kunye ne-2.486 yeebhiliyoni ze-yuan, ngokulandelanayo. I-CAGR yeminyaka engama-22-25 iya kuba yi-172.02% kunye ne-189.98%.
Ubonelelo lwamandla esithuthi: Isicelo sesixhobo seSiC, esixhasa uphuhliso lwe-800V
Ngokubhekiselele ekuphuculeni ukusebenza kwemveliso: Xa kuthelekiswa neetyhubhu ze-silicon ze-MOS zemveli, iityhubhu ze-silicon carbide MOS zineempawu ezibalaseleyo ezifana nokuchasana kwe-conduction ephantsi, ukuchasana nombane ophakamileyo, iimpawu ezintle ze-frequency, ukumelana nobushushu obuphezulu, kunye ne-junction capacitance encinci kakhulu. Xa kuthelekiswa neemveliso zobonelelo lwamandla esithuthi (OBC) ezixhotyiswe ngezixhobo ezisekelwe ku-Si, inokonyusa amaxesha okutshintsha, ukunciphisa umthamo, ukunciphisa ubunzima, ukuphucula ukuxinana kwamandla, kunye nokwandisa ukusebenza kakuhle. Ngokomzekelo, i-frequency switching iye yanda ngamaxesha angama-4-5; Nciphisa umthamo malunga namaxesha ama-2; Ukunciphisa ubunzima ngamaxesha ama-2; Ubuninzi bamandla bonyusiwe ukusuka kwi-2.1 ukuya kwi-3.3kw/L; Ukuphuculwa kobuchule nge-3%+.
Ukusetyenziswa kwezixhobo ze-SiC kunokunceda iimveliso zamandla eemoto zihambelane neendlela ezifana noxinaniso lwamandla aphezulu, ukusebenza kakuhle koguqulo, kunye ne-miniaturization ekhaphukhaphu, kunye nokulungelelanisa ngakumbi iimfuno zokutshaja ngokukhawuleza kunye nophuhliso lwamaqonga e-800V. Ukusetyenziswa kwezixhobo zamandla e-SiC kwi-DC/DC kunokuzisa ukumelana nombane ophezulu, ilahleko ephantsi, kunye nobunzima kwizixhobo.
Ngokumalunga nokudala ukukhula kwemarike: Ukuze ulungelelanise nemfumba yokutshaja ngokukhawuleza ye-400V DC, izithuthi ezixhotyiswe ngeqonga lombane we-800V kufuneka zixhotyiswe nge-DC/DC converter eyongezelelweyo ukunyusa i-400V ukuya kwi-800V ye-DC yokutshaja ngokukhawuleza kweebhetri zamandla, eyonyusa ngakumbi imfuno yezixhobo zeDC/DC. Ngexesha elifanayo, iqonga le-high-voltage liye lakhuthaza ukuphuculwa kweetshaja zebhodi, ukuzisa izongezo ezintsha kwii-OBC eziphezulu.
Ukubalwa kweNdawo yoBonelelo lweSithuthi: Ngaphezu kwe-3 yeebhiliyoni zeeyuan esithubeni kwiminyaka engama-25, iphinda kabini iCAGR kwiminyaka engama-22-25
Ukubalwa kwendawo yemveliso yombane wesithuthi (i-DC/DC converter&itshaja yemoto i-OBC) phantsi kwemodeli yemoto eyi-800V, sithatha ukuba:
Isithuthi esitsha samandla sixhotyiswe ngesethi ye-DC/DC converters kunye ne-onboard charger OBC okanye iseti yeemveliso ezidityanisiweyo zamandla ebhodi;
INdawo yeMarike yeeMveliso zaMandla eSithuthi=Ukuthengiswa kweZithuthi zaMandla amatsha × Ixabiso lesithuthi ngasinye semveliso ehambelanayo;
Ixabiso lemoto enye: Ngokusekwe kwingeniso / umthamo wentengiso yemveliso ehambelanayo kwingxelo yonyaka ka-2021 yeXinrui Technology. Phakathi kwabo, i-DC / DC converter yi-1589.68 yuan / imoto; I-OBC ekwibhodi yi-2029.32 yuan/imoto.
Ngokwezibalo zethu, phantsi kweqonga le-800V ngo-2025, indawo yemarike yasekhaya kunye nehlabathi jikelele ye-DC/DC converters iya kuba yi-1.588 yebhiliyoni ye-yuan kunye ne-3.422 yebhiliyoni ye-yuan, ngokulandelanayo, kunye ne-CAGR ye-170.94% kunye ne-188.83% ukusuka kwi-2022 ukuya ku-2025; Indawo yemarike yasekhaya neyehlabathi yetshaja ekwibhodi ye-OBC yi-2.027 yeebhiliyoni zeeyuan kunye ne-4.369 yeebhiliyoni zeeyuan, ngokulandelelana, kunye ne-CAGR ye-170.94% kunye ne-188.83% ukusuka ngo-2022 ukuya ku-2025.
I-Relay: Ukunyuka kwexabiso lomthamo phantsi kwendlela ephezulu yombane
Ugqithiso lombane oluphezulu lwe-DC luyinxalenye ephambili yezithuthi zamandla amatsha, ngokusetyenziswa kwesithuthi esinye se-5-8. I-high-voltage DC i-relay i-valve yokukhusela izithuthi zamandla amatsha, ezingena kwindawo edibeneyo ngexesha lokusebenza kwesithuthi kwaye inokwahlula inkqubo yokugcina amandla kwi-system yombane xa kukho ukungaphumeleli kwesithuthi. Okwangoku, iimoto zamandla amatsha kufuneka zixhotyiswe nge-5-8 high-voltage DC relays (kubandakanya i-1-2 eyona nto iphambili yokutshintshela ngokungxamisekileyo i-high-voltage circuit xa kukho iingozi okanye ukungahambi kakuhle kwesekethe; Itshaja e-1 yangaphambili ukwabelana Umthwalo wempembelelo ye-relay engundoqo ye-1-2 yokutshaja ngokukhawuleza ukuhlukanisa i-high-voltage kwimeko yokungahambi kakuhle kweesekethe 1-2 i-relay yokutshaja eqhelekileyo;
Ukubalwa kwendawo yokuhanjiswa: I-3 yeebhiliyoni zeeyuan esithubeni kwiminyaka engama-25, kunye neCAGR edlula amaxesha ama-2 kwiminyaka engama-22-25
Ukubala indawo yokuhanjiswa phantsi kwemodeli yemoto ye-800V, sicinga ukuba:
Amandla ombane aphezulu iimoto zamandla amatsha kufuneka zixhotyiswe nge-5-8 relays, ngoko sikhetha umyinge, kunye nemfuno yemoto enye ye-6;
2. Ukuqwalasela ukunyuka kwexabiso le-DC relays ngesithuthi ngenxa yokukhuthazwa kwamaqonga e-high-voltage relay kwixesha elizayo, sithatha ixabiso leyunithi ye-yuan engama-200 ngeyunithi nganye ngo-2022 kwaye inyuse unyaka nonyaka;
Ngokwezibalo zethu, indawo yentengiso ye-DC enevoltage ephezulu kwiqonga le-800V ngo-2025 isondele kwi-3 yeebhiliyoni zeeyuan, kunye ne-CAGR ye-202.6%.
Ii-capacitors zefilimu ezincinci: ukhetho lokuqala kwintsimi yamandla amatsha
Iifilimu ezincinci ziye zaba yindlela ekhethwayo ye-electrolysis kwintsimi yamandla amatsha. Inxalenye ephambili yenkqubo yokulawula i-elektroniki yezithuthi zamandla amatsha yi-inverter. Ukuba i-voltage fluctuation kwi-busbar idlula uluhlu oluvumelekileyo, luya kubangela umonakalo kwi-IGBT. Ke ngoko, kuyafuneka ukusebenzisa ii-capacitors ukugudisa kunye nokucoca umbane ophumayo we-rectifier, kwaye ufunxe i-amplitude pulse current ephezulu. Kwintsimi ye-inverter, ii-capacitors ezinokumelana namandla ombane wokunyuka, ukhuseleko oluphezulu, ubomi obude, kunye nokumelana nobushushu obuphezulu kuyafuneka. Ii-capacitors zefilimu ezincinci zinokuhlangabezana ngcono nezi mfuno zingentla, zizenze zibe zikhetho ezikhethiweyo kwintsimi yamandla amatsha.
Ukusetyenziswa kwemoto enye kuyanda ngokuthe ngcembe, kwaye imfuno yee-capacitors zefilimu ezibhityileyo iya kuba phezulu kakhulu kunesantya sokukhula somzi-mveliso omtsha wezithuthi zamandla. Imfuno yeeplatifomu zezithuthi zamandla amatsha aphezulu aphezulu, ngelixa izithuthi zombane eziphezulu ezixhotywe nge-high-voltage ngokukhawuleza zifuna ukuxhotyiswa nge-2-4 i-filimi capacitors encinci. Iimveliso ezincinci zefilimu ye-capacitor ziya kujongana nemfuno enkulu kunezithuthi zamandla amatsha.
Imfuno yee-capacitors zefilimu ezicekethekileyo: Ukutshaja ombane okhawulezayo wombane kuzisa ukukhula okutsha, nge-AGR ye-189.2% kwiminyaka engama-22-25.
Kubalwa kwendawo yeecapacitor zefilimu ezibhityileyo phantsi kwemodeli yemoto eyi-800V, sicinga ukuba:
1. Ixabiso lee-capacitors zefilimu ezibhityileyo ziyahluka ngokuxhomekeke kwiimodeli zezithuthi ezahlukeneyo kunye namandla emoto. Ukuphakama kwamandla, ixabiso eliphezulu, kunye nexabiso elihambelanayo. Kuqikelelwa ukuba ixabiso eliphakathi kweeyuan ezingama-300;
2. Imfuno yezithuthi zamandla amatsha kunye nokutshaja ngokukhawuleza kwe-high-pressure yi-2-4 iyunithi nganye, kwaye sithatha imfuno ephakathi kweeyunithi ezi-3 kwiyunithi nganye.
Ngokobalo lwethu, indawo yecapacitor yefilimu eziswe yimodeli yokutshaja ngokukhawuleza eyi-800V ngo-2025 yi-1.937 yeebhiliyoni zeeyuan, kunye ne-CAGR=189.2%
Izihlanganisi zombane ophezulu: ukuphuculwa kokusetyenziswa kunye nokusebenza
Izihlanganisi zombane ophezulu zifana nemithambo yegazi emzimbeni womntu, umsebenzi wazo kukuhambisa ngokuqhubekayo amandla ukusuka kwinkqubo yebhetri ukuya kwiinkqubo ezahlukeneyo.
Ngokwemigaqo yedosi. Okwangoku, yonke i-architecture yenkqubo yesithuthi isasekelwe ikakhulu kwi-400V. Ukuze kuhlangatyezwane nemfuno yokutshaja ngokukhawuleza kwe-800V, i-converter ye-DC/DC yombane ukusuka kwi-800V ukuya kwi-400V iyafuneka, ngaloo ndlela inyusa inani leziqhagamshelo. Ngoko ke, i-high-voltage connector ASP yezithuthi zamandla amatsha phantsi kwe-architecture ye-800V iya kuphuculwa kakhulu. Siqikelela ukuba ixabiso lemoto enye limalunga ne-3000 yuan (izithuthi ezisetyenziswa ngamafutha emveli zinexabiso elimalunga ne-yuan eyi-1000).
Ngokuphathelele iteknoloji. Iimfuno zokudibanisa kwiinkqubo zombane ophezulu ziquka:
1. Yiba namandla ombane aphezulu kunye nokusebenza kwangoku okuphezulu;
2. Ukuphumeza imisebenzi yokukhusela ephezulu phantsi kweemeko ezahlukeneyo zokusebenza;
Ukwazi ukusebenza kakuhle kwe-electromagnetic shielding. Ngoko ke, ukuze kuhlangatyezwane neemfuno zokusebenza phantsi komzila we-800V, ukuphindaphinda kwetheknoloji ye-high-voltage connectors ayinakuphepheka.
I-Fuses: Ukunyuka kwesantya sokungena kwiifusi ezintsha
I-Fuse "zii-fuses" zezithuthi zamandla amatsha. I-fuse sisixhobo sombane esinokuthi, xa i-current in system idlula ixabiso elilinganisiweyo, ukushisa okwenziwayo kuya kuxubha ukunyibilika, ukufezekisa injongo yokuqhawula isiphaluka.
Izinga lokungena kwee-fuses ezintsha linyukile. I-fuse ye-excitation ibangelwa ngumqondiso wombane ukuze usebenze isixhobo sokuvuselela, esivumela ukuba sikhulule amandla agciniweyo. Ngokusebenzisa amandla omatshini, ngokukhawuleza ivelisa ikhefu kwaye igqibe i-arc yokucima i-current fault current enkulu, ngaloo ndlela inqunyulwe ngoku kunye nokufezekisa isenzo sokukhusela. Xa kuthelekiswa ne-fuses yendabuko, i-capacitor yokuvuselela ineempawu zobukhulu obuncinci, ukusetyenziswa kwamandla aphantsi, ukuthwala amandla akhoyo ngoku, ukuchasana nezinto ezothusayo zangoku, isenzo esikhawulezayo, kunye nexesha lokukhusela elilawulekayo, okwenza kube lula ngakumbi kwiinkqubo zombane ophezulu. Ngaphantsi kwendlela ye-800V ye-architecture, izinga lokungena kweemarike ze-incentive fuses liya kunyuka ngokukhawuleza, kwaye kulindeleke ukuba ixabiso lemoto enye liya kufikelela kwi-250 yuan.
Ukubalwa kwendawo yeefuse kunye neziqhagamshelo zevoltage ephezulu: CAGR = 189.2% ukusuka kwi-22 ukuya kwi-25 iminyaka
Ukubalwa kwendawo yeefuse kunye neziqhagamshelo ezinombane ophezulu phantsi kwemodeli yemoto eyi-800V, sicinga ukuba:
1. Ixabiso lesithuthi esisodwa se-high-voltage connectors malunga ne-3000 yuan / imoto;
2. Ixabiso lesithuthi esinye se-fuse malunga ne-250 yuan / isithuthi;
Ngokwezibalo zethu, indawo yentengiso yeziqhagamshelo ezinombane ophezulu kunye neefuse eziziswe yimodeli yokutshaja ngokukhawuleza eyi-800V ngo-2025 yi-6.458 yeebhiliyoni zeeyuan kunye ne-538 yezigidi zeeyuan, ngokulandelelanayo, ngeCAGR=189.2%
Ixesha lokuposa: Nov-10-2023
