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6-35kV High voltaji Static var Generator

Ngwa mgbanwe

6-35kV High voltaji Static var Generator

SVG (Static Var Generator) bụ ngwaọrụ nkwụghachi ụgwọ ike nke ọgbara ọhụrụ nke na-eji sekit mgbanwe mgbanwe mgbanwe nke onwe. Ọ bụ teknụzụ kachasị ọhụrụ n'ọhịa nke nkwụghachi ụgwọ ike reactive, makwaara dị ka STATCOM (Static Synchronous Compensator).

    Static Var Generator

    SVG (Static Var Generator) bụ ngwaọrụ nkwụghachi ụgwọ ike nke ọgbara ọhụrụ nke na-eji sekit mgbanwe mgbanwe mgbanwe nke onwe. Ọ bụ teknụzụ kachasị ọhụrụ na ngalaba nke nkwụghachi ụgwọ ọrụ ike, nke a makwaara dị ka STATCOM (Static Synchronous Compensator).

    Ngwaọrụ nkwụghachi ụgwọ ike SVG dynamic reactive nke ụlọ ọrụ anyị mepụtara nwere uru na ọsọ nzaghachi, voltaji grid kwụsiri ike, mbelata sistemu mfu, mmụba ike nnyefe, mmachi voltaji na-agafe agafe, mbelata nkwekọrịta, na mbelata akara ukwu.

    Mmepe nke ngwaọrụ nkwụghachi ụgwọ ike nke SVG na-adabere na ike teknụzụ siri ike nke ụlọ ọrụ anyị, ma na-eji teknụzụ dị elu na ahụmịhe mmepụta nke ụlọ ọrụ otu na ụlọ ọrụ ike, na-eji nyocha zuru oke, imewe, nrụpụta na ike nnwale. . Ụlọ ọrụ anyị nwere njikọ chiri anya agụmakwụkwọ yana imekọ ihe ọnụ na ụlọ ọrụ nyocha a ma ama na ụlọ ọrụ eletrik ma n'ime ụlọ na mba ụwa. Anyị dị njikere ịrụkọ ọrụ ọnụ na ndị ọrụ iji melite ogo ike nke grid ọkụ na teknụzụ dị elu na ngwaahịa dị elu, ma na-enye aka na nchekwa ike, mbelata oriri, na mmepụta nchekwa na mmepụta ike, ọkọnọ, na mpaghara oriri.
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    Njirimara ngwaahịa

    ※ A na-emepụta ngalaba na-akpali akpali na nleba anya na nkewa nke onwe, yana ngwa ngwa na-arụ ọrụ ngwa ngwa yana ikike mgbochi mgbochi siri ike;
    ※ Teknụzụ nchọpụta ike na-emeghachi omume dabere na tiori ike mmeghachi omume ozugbo;
    ※ DC n'akụkụ voltaji itule njikwa;
    ※ Ọrụ nchebe zuru oke;
    Sekit ọkwọ ụgbọ ala IGBT nke raara onwe ya nye na-eme ka ntụkwasị obi nke nkwụsị nke IGBT dị elu ma na-ebugo ozi nleba anya ọnọdụ oge na usoro nlekota elu;
    ※ A na-emepụta njikọ ndị a site na iwepụta ike nke onwe, na-eme ka ntụkwasị obi dị elu;
    Nhazi modular nke usoro agbụ ahụ na-emezu ihe achọrọ nke ntụkwasị obi dị elu nke usoro ahụ ma dị mfe ịnọgide na-enwe;
    ※ Ngwa nke ogwe ọla kọpa kpọkọtara na-emezu ihe achọrọ nke IGBT na-akpalite ugboro ugboro;
    Oge nzaghachi nwere ike iru 5ms.
    ※ nwere ike inye nkwụghachi ụgwọ ike na-aga n'ihu, dị nro, dị ike, na ngwa ngwa site na inductive ruo capacitive;
    ※ Enwere ike idozi nsogbu nke enweghị oke ibu;
    ※ Njirimara isi mmalite dị ugbu a, ihe na-arụ ọrụ ugbu a na-adịghị emetụta voltaji ụgbọ ala;
    ※ Enweghị mmetụta maka parampat impedance sistemu657e664dtn

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    Mpaghara ngwa

    ① Sistemụ nrụpụta ike ikuku
    Ejighi n'aka nke akụrụngwa ikuku na njirimara arụ ọrụ nke ikuku ikuku n'onwe ya na-akpata mgbanwe na ike mmepụta nke ikuku ikuku, na-eduga na nsogbu ndị dị ka grid na-erughị eru ejikọrọ ike, mgbanaka voltaji, mgbanwe voltaji, na flicker. Maka nnukwu ugbo ikuku, okwu nkwụsi ike ka na-adị mgbe ejikọtara ya na sistemụ, yana sistemụ nkwụghachi ụgwọ ike dị ike dị mkpa; N'aka nke ọzọ, mgbanwe na voltaji sistemụ nwekwara ike inwe mmetụta na ọrụ nkịtị nke fan. Ngwa nke SVG dynamic reactive power reactive ngwaọrụ n'ime ugbo ikuku nwere ike ọ bụghị naanị izute ihe achọrọ ike, mgbanwe voltaji, na flicker nke sistemu ike ikuku, kamakwa belata mmetụta nke ọgba aghara sistemụ na turbine ikuku.
    ② Ibu ibu ndị ọzọ dị arọ nke ụlọ ọrụ dị ka ebe a na-egwupụta kol
    Ibu ibu ndị ọzọ dị arọ nke ụlọ ọrụ dịka ndị na-egwupụta coal ga-enwe mmetụta ndị a na grid ike mgbe a na-arụ ọrụ;
    (1) Na-ebute ọdịda voltaji na mgbanwe na grid ike;
    (2) Ihe na-akpata ike dị ala;
    (3) Ngwa nnyefe ga-emepụta harmonics dị elu na-emerụ ahụ.
    Ịwụnye ngwaọrụ nkwụghachi ụgwọ ike SVG dynamic nwere ike dozie nsogbu ndị dị n'elu nke ọma.

    ③ Igwe ọkụ ọkụ eletrik
    Dị ka ibu na-abụghị linear ejikọrọ na ọkụ ọkụ, ọkụ arc ọkụ ga-enwe mmetụta ọjọọ dị iche iche na grid ọkụ, gụnyere gụnyere:
    (1) Na-ebute nnukwu enweghị aha n'usoro atọ siri ike na grid ike, na-ebute usoro na-adịghị mma ugbu a;
    (2) N'ịwa elu-usoro harmonics, n'etiti nke e nwere a nkịtị coexistence nke 2nd na 4th ọbụna harmonics na 3rd, 5th, 7th odd harmonics, nke na-eduga na voltaji distortion na-aghọ ndị ọzọ mgbagwoju;
    (3) E nwere nnukwu voltaji flicker;
    (4) Ihe na-akpata ike dị ala.
    Ojiji nke SVG dynamic reactive power paying device nwere ike dozie nsogbu ndị a dị n'elu, kwụghachi ngwa ngwa maka voltaji ụgbọ ala kwụsiri ike, meziwanye nrụpụta, belata mgbanwe voltaji na flicker, yana ọrụ nkwụghachi ụgwọ nkewa nwere ike iwepụ ahaghị nhata nke atọ nke ọkụ arc kpatara.

    ④ igwe ihe igwe
    Mmetụta ike mmeghachi omume nke igwe igwe igwe na-emepụta ga-enwe mmetụta ndị a na grid ike:
    (1) Na-ebute mgbanwe voltaji na grid ike, n'ọnọdụ siri ike na-eme ka akụrụngwa eletrik ghara ịrụ ọrụ na ibelata mmepụta mmepụta;
    (2) Mbelata ihe ike;
    (3) Ngwa nnyefe nke ibu ahụ ga-emepụta harmonics dị elu na-emerụ ahụ, nke ga-eme ka mgbagwoju anya nke voltaji grid. Ịwụnye ngwaọrụ nkwụghachi ụgwọ ike SVG dynamic nwere ike dozie nsogbu ndị dị n'elu, mee ka voltaji ụgbọ ala kwụsie ike, wepụ nnyonye anya kwekọrọ, ma melite ihe ike.

    ⑤ Ike sistemu ọdụ ụgbọ mmiri (66/110kV)
    Ngwaọrụ nkwụghachi ụgwọ ike SVG dynamic nwere ike kwụghachi ngwa ngwa na n'ụzọ ziri ezi maka ike mmeghari na inductive reactive. Ka ọ na-eme ka voltaji ụgbọ ala kwụsie ike ma na-emeziwanye ihe ike, ọ na-edozi nke ọma na nke ọma na-edozi nsogbu nke reactive power backflow. Mgbe ị na-etinye ngwaọrụ nkwụghachi ụgwọ ike SVG dynamic ọhụrụ, enwere ike iji ụlọ akụ capacitor dị ugbu a na thyristor control reactor (TCR) iji nweta nsonaazụ kacha mma na ntinye ego pere mpe, na-aghọ ụzọ kachasị dị irè iji melite ogo ọkọnọ ike nke mpaghara. ike okporo.

    ⑥ Nfefe ike dị anya
    Ntinye nke ngwaọrụ nkwụghachi ụgwọ ike SVG dynamic reactive power on voltaji dị elu, ike dị elu na ahịrị nnyefe ike dị anya nwere ike imeziwanye nnyefe na nkesa nke sistemu ike.
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    SVG bụ nke a

    (1) voltaji sistemụ na-adịghị ike;
    (2) Belata ọnwụ nnyefe;
    (3) Mmụba ikike nnyefe iji bulie arụmọrụ nke grid ike dị ugbu a;
    (4) Melite oke steeti kwụsiri ike na-adịru nwa oge;
    (5) Mụbaa damping n'okpuru obere nsogbu;
    (6) kwalite njikwa voltaji na nkwụsi ike;
    (7) Oscillation ike emechiri emechi.
    (8) Ọkụ eletrik locomotive

    Ụzọ njem ụgbọ ala eletrik ọ bụghị nanị na-echebe gburugburu ebe obibi kamakwa na-ebute oke mmetọ na grid ọkụ. Ibu otu usoro a na-eduga na enweghị ahaghị nhata nke atọ na ike dị ala na grid ike, na-ebute usoro na-adịghị mma ugbu a. Wụnye ngwaọrụ nkwụghachi ụgwọ ike SVG dynamic n'ebe kwesịrị ekwesị n'akụkụ ahịrị ụgbọ oloko iji dozie grid ike nke usoro atọ wee kwalite ihe ike site na ọrụ nkwụghachi ụgwọ nkewa ngwa ngwa.