Site na mmepe ngwa ngwa nke ike ọhụrụ, China abụrụla mba kachasị ukwuu nke ike mmiri, ike ikuku, ike anyanwụ, na ike ume ọhụrụ maka mmụba na -aga n'ihu. Iji mee mgbanwe ndị a, ike eletriki dị ọcha na -adịte aka, kwalite teknụzụ nnyefe ike dị mkpa. Nke a chọrọ akụrụngwa nnyefe ike dị elu karịa.
Ọdụ Ntụgharị Liubei dị na Guangxi bụ ọdụ ụgbọ mmiri ntụgharị DC mbụ nwere ọtụtụ UHV na-agbanwe agbanwe n'ụwa. Ọ bụkwa ngwakọ ngwakọ DC nwere ọtụtụ ọdụ nwere ọkwa volta kacha elu yana ikike nnyefe kacha n'ụwa.
Ọgbọ ọhụrụ nke valvụ ntụgharị DC na -agbanwe agbanwe nwere ọsọ ọsọ nke iwu ike, nke nwere ike ghọta nkwụghachi ụgwọ ngwa ngwa nke ike na ike na -agbanwe agbanwe, ma gbanwee ike na -adịghị ike ugbu a ka ọ bụrụ nke na -agbanwe agbanwe, na -eme ka o kwe omume. N'otu oge ahụ, ọ nwere ike belata oge iji dozie nsogbu ahụ na -erughị 100 milliseconds.
Otu n'ime isi valvụ DC na -agbanwe agbanwe bụ modulu na -agbanwe agbanwe. Ọnụahịa nke modulu na -agbanwe agbanwe na nke nke ụgbọ ala okenye. Ọ nwere ike hazie iri puku kwuru puku data n'ime otu puku n'ime abụọ nke abụọ iji nweta njikwa njikwa nnyefe ziri ezi ma melite njikwa na nchekwa nke grid ike ruo ọkwa microsecond.。
Nke mbụ ± 800kV ultra-high voltage flexion DC converter valve:
Ihe ngosi Kunliulong DC station 800 KV Kunbei ntụgharị ihe maka nnwale ọkụ：
TBEA na -arụ ọrụ nke mmepe akụrụngwa na imepụta Udongliu North Pole 1 ọdụ ntụgharị, yana ike zuru oke nke 3GW, gụnyere ụlọ nzukọ valvụ 2 na ụlọ elu valvụ 24.
Akụkụ ọzọ dị mkpa bụ kaadị bọọdụ njikwa, nke bụ ụbụrụ nke valvụ ntụgharị DC na -agbanwe agbanwe. E nwere iri puku kwuru puku ngwa elektrọnik na kaadị o yiri ka ọ bụ nke nkịtị, nke ọ bụla nwere akara nnyefe nke ya, nwee ike nweta nnyefe ugboro ugboro dị elu nke ihe karịrị otu ijeri Hertz. nke data nke sistemụ njikwa valvụ niile buliri n'ime anya nke mmadụ 0.2 sekọnd.
Teknụzụ a bụ nnukwu ikike nke teknụzụ ngwa ike nke ndị ike ụwa niile na -ejide ugbu a, na enwere naanị mba atọ n'ụwa nwere ike rụpụta ya.
A na-eji valvụ mgbanwe DC ọhụrụ na-agbanwe agbanwe arụ ọrụ, a ga-eji ya na eriri nnyefe DC na-agbanwe agbanwe, ọrụ Kunliulong DC, nke ga-eburu ọkụ eletrik elekere ijeri kilowatt iri atọ na atọ nke Wudongde Hydropower Station na-emepụta kwa afọ. -nnukwu ọdụ ụgbọ mmiri, kilomita 1,452 ruo mpaghara Guangdong na Guangxi.
Teknụzụ nnyefe ugbu a na-agbanwe agbanwe (VDC), nke na-enyere aka ịgbanye ụkpụrụ ngwa ngwa ma na-agbanwe agbanwe, ka a na-ahụta dị ka teknụzụ dị mkpa iji nagide nnukwu njikọ grid nke ike mmeghari n'ọdịnihu.
Oge ezipụ: Jul-07-2021