Ƙarfafa -Aikin Canjin Jiha Yana Haɓaka Yayin da China Ta Cimma Cimma Ciki a KV{1}}Class SiC Power Devices

An ba da sanarwar manyan ci gaba guda biyu a fannin faffadan na'urorin sadarwa na bandgap kwanan nan a kasar Sin: wata na'urar wutar lantarki mai karfin kV 15 da tawagar Dr. Xing Huang ta ƙera a Pinejade, da kuma MOSFET mai nauyin kV 10 da Kamfanin Zhanxin Electronics da Jami'ar Zhejiang suka fitar.
Waɗannan nasarorin sun nuna alamar shigar da Sin ta shiga babban matakin kV{0}}asashen duniya na fasahar SiC kuma ana sa ran za su hanzarta tallan tallace-tallacen ƙwararrun tasfofi (SSTs) a cikin grid masu wayo, cibiyoyin bayanan AI, da tsarin sabunta makamashi.

 

Breaking the Technical Bottleneck of High-Voltage SSTs

Kamar yadda na gaba{0} kayan aikin ƙira don tsarin makamashi na gaba, SSTs sunyi alƙawarin ingantaccen aiki, ƙarami, da sarrafa makamashi mai sassauƙa. Koyaya, an dade ana takura musu masana'antu ta gazawar manyan na'urorin wutar lantarki{2}.
Silicon IGBT na gargajiya ba zai iya biyan buƙatun SST don babban ƙarfin lantarki, mitar sauyawa mai girma, da ƙarancin asara. SiC, tare da ƙarfin rugujewar filin sau goma na silicon da ƙarancin sauyawa da asarar sarrafawa, ya fito a matsayin ingantaccen kayan aiki na kV{1}} babban aji{2}} aikace-aikacen wutar lantarki.

Ci gaba na baya-bayan nan a cikin na'urorin SiC 10-15 kV suna inganta ingantaccen ingantaccen SST, sauƙaƙe tsarin gine-gine, da rage farashi{2}} aza harsashi don matsakaita{3}}ƙarashin isar da wutar lantarki ta SST.

 

15kV Bidirectional-Katange Na'urar SiC Yana Sauƙaƙe Matsakaici{2}}Tsarin Wutar Lantarki

 

Sabuwar na'urar 15 kV -tare da iyawar toshewar bidirectional na gaskiya da 15kV na rushewar wutar lantarki{3}}na iya yin mu'amala kai tsaye tare da matsakaita{4}}matsakaicin wutar lantarki ba tare da jujjuyawan mataki ba, rage matakan cascading SST sama da 80%.

Ƙirar tasha na sabon labari, haɗe tare da ɗimbin bincike na gajeriyar dabi'ar kewayawa, rugujewar ruwa, da matsanancin tsufa{1}, yana ba da damar siffanta cikakken aminci kuma yana tallafawa yanayin buƙatu kamar keɓancewar kuskuren DC da tsarin HVDC.

 

10kV SiC MOSFET: Babban yanki na guntu, Babban Yanzu, da Mass{1}}Shirye Shirye

 

Na'urar tana yin amfani da haɓakar ion mai ƙarfi mai ƙarfi da ƙirar JFET kunkuntar don warware kasuwancin da ke tsakanin babban ƙarfin lantarki da ƙarancin juriya, yayin da ingantattun tsarin tashoshi suna haɓaka yawan amfanin ƙasa don manyan guntun yanki.{2}}.

 

Ba da damar haɓakawa a Gaba ɗaya Smart Grids, Cibiyoyin Bayanan AI, da Sabuntawa

Ana sa ran balaga na na'urorin wutar lantarki na kV{0}Ajin SiC za su haɓaka karɓowar SST a sassa da yawa:

Smart Grids

SSTs masu amfani da matsakaici - na'urorin SiC masu ƙarfin lantarki suna ba da damar ingantacciyar hanyar AC–high{1}} mitar-DC juzu'i, haɓaka sassauƙan grid da haɗin haɗin kuzari.

Cibiyoyin Bayanan AI

kV{0}} na'urorin SiC na aji suna yin matsakaicin{1}}tsararrun gine-ginen samar da wutar lantarki kai tsaye.

Ƙarfin wutar lantarki guda ɗaya - na iya kaiwa 1 MW.

PUE na iya sauke ƙasa 1.1.

Ajiye makamashi na shekara-shekara don cibiyoyin bayanan hyperscale na iya kaiwa dubun miliyoyin kWh.

Makamashi Mai Sabuntawa

Godiya ga babban aikin mitoci{{0}:

Masu juyawa na PV da masu canza iska na iya rage girman tacewa da kashi 50%.

farashin tsarin yana raguwa da ~ 20%;

Amincewa yana inganta a ƙarƙashin yanayin muhalli mara kyau.

 

Outlook: Mafi Girman Wutar Lantarki, Ƙarfin Kuɗi, da Faɗin Ƙarfafawa

kV{0}}ajin SiC ana sa ran za su ci gaba zuwa:

mafi girman ƙarfin rushewa (15kV+), mafi girman ƙimar halin yanzu, da ƙananan hasara ta hanyar mahara{2}}ofa da fasahar marufi na ci gaba;

ƙananan farashi ta hanyar 8-inch wafers SiC da haɓaka haɓaka;

Haɗin kai mai zurfi tare da SSTs don ba da damar sabbin abubuwa don grid masu wayo, gungu na lissafin AI, da sansanonin makamashi masu sabuntawa.

Waɗannan nasarorin sun nuna ƙarfi sosai a cikin yanayin yanayin SiC mai ƙarfin ƙarfin lantarki na - kuma yana nuna muhimmiyar taga don saurin masana'antar SST.