6-35kV danab sare Static var Generator

SVG (Static Var Generator) waa qalab magdhow koronto oo casri ah oo adeegsata wareegtada iskeed u socota ee beddelka wareegga hadda. Waa tignoolajiyada ugu dambeysay ee dhinaca magdhowga tamarta falcelinta, sidoo kale loo yaqaan STATCOM (Static Synchronous Compensator).

Aaladda magdhowga tamarta falcelinta firfircoon ee SVG ee ay soo saartay shirkadeena waxay leedahay faa'iidooyin xawaaraha jawaabta, korantada korantada ee xasilloon, khasaaraha nidaamka oo yaraada, awoodda gudbinta oo kordhay, xaddidka korantada ku-meel-gaadhka ah oo la wanaajiyey, is-waafajinta hoos u dhaca, iyo hoos u dhaca raadraaca.

Horumarinta aaladda magdhowga tamarta falcelinta firfircoon ee SVG waxay ku tiirsan tahay xoogga farsamada xooggan ee shirkadeena, waxayna si buuxda u isticmaashaa tignoolajiyada horumarsan iyo faa'iidooyinka khibradda wax soo saarka ee shirkadda kooxda ee warshadaha korantada, iyadoo si buuxda u adeegsanaysa cilmi-baaris dhamaystiran, naqshadeynta, wax-soo-saarka, iyo awoodaha tijaabinta. . Shirkadeena waxay xiriir dhow oo tacliineed iyo iskaashi farsamo la leedahay machadyada cilmi-baarista ee caanka ah iyo shirkadaha korontada gudaha iyo dibaddaba. Waxaan diyaar u nahay inaan si wada jir ah ula shaqeyno isticmaaleyaasha si aan u wanaajino tayada korantada korantada iyadoo la adeegsanayo tignoolajiyada horumarsan iyo alaab tayo sare leh, oo aan gacan ka geysanno ilaalinta tamarta, dhimista isticmaalka, iyo soosaarka badbaadada ee soosaarka tamarta, sahayda, iyo qaybaha isticmaalka.

※ Unugyada kicinta iyo la socodka waxaa loogu talagalay kala saarid madax-bannaan, oo leh xawaare hawleed degdeg ah iyo awood xooggan oo ka-hortagga faragelinta;

※ Farsamada ogaanshaha awoodda falcelinta ee ku salaysan aragtida awoodda falcelinta degdegga ah;

※ Xakamaynta dheelitirka korantada ee dhinaca DC;

※ Hawlaha ilaalinta oo dhammaystiran;

Wareegga darawalka IGBT ee u heellan wuxuu hubinayaa isku halaynta goynta-sare ee IGBT wuxuuna ku dhejiyaa macluumaadka la socodka xaaladda dhabta ah ee nidaamka kormeerka sare;

※ Isku xirka silsiladda waxaa loogu talagalay in la goosto tamar iskeed ah, hubinta isku halaynta sare;

Naqshadeynta qaabka qaabdhismeedka silsiladda waxay buuxisaa shuruudaha kalsoonida sare ee nidaamka waana sahlan tahay in la ilaaliyo;

※ Codsiga baararka naxaasta ah ee is dulsaaran waxay buuxinayaan shuruudaha IGBT kicinta soo noqnoqoshada sare;

Waqtiga jawaabta wuxuu gaari karaa 5ms.

※ Waxay ku siin kartaa magdhow joogto ah, siman, firfircoon, oo degdeg ah oo awood falcelin ah laga bilaabo kicinta ilaa awoodda;

※ Awood u leh inuu xalliyo dhibaatada culeyska culeyska;

※ Astaamaha isha hadda, wax-soo-saarka firfircoon ee hadda aan saameyn ku yeelan danab baska;

※ Aan xasaasi u ahayn cabirrada nidaamka impedance

① Nidaamka tamarta dabaysha

Hubanti la'aanta kheyraadka dabaysha iyo sifada ay ku shaqeeyaan marawaxadaha dabaysha laftoodu waxa ay sababaan isbedbedel ku yimaada awooda wax soo saarka marawaxadaha dabaysha, taas oo keenta dhibaatooyin ay ka mid yihiin xayndaab aan u qalmin Beeraha waaweyn ee dabaysha, arrimaha xasilloonida ayaa weli jira marka lagu xidho nidaamka, iyo nidaamyada magdhowga tamarta firfircoon ayaa loo baahan yahay; Dhanka kale, isbedbedelka korantada nidaamka ayaa sidoo kale saameyn ku yeelan kara hawlgalka caadiga ah ee marawaxada. Codsiga aaladaha magdhowga falcelinta tamarta firfircoon ee SVG ee beeraha dabaysha ma buuxin karaan oo keliya shuruudaha qodobka korantada, isbedbeddelka korantada, iyo flicker ee nidaamyada isdhexgalka tamarta dabaysha, laakiin sidoo kale waxay yaraynaysaa saamaynta qaska nidaamka ee marawaxadaha dabaysha.

② Culaysyada kale ee culus ee warshadaha sida dhuxusha

Culaysyada kale ee culculus ee warshadaha sida kuwa dhuxul-dhaliya waxay yeelan doonaan saamaynta soo socota ee xadhkaha korantada inta lagu jiro hawlgalka;

(1) Sababa hoos u dhaca danabka iyo isbedbedelka xadhkaha korantada;

(2) Qodob awood hooseeya;

(3) Qalabka gudbinta wuxuu soo saari doonaa harmonics-dalab sare oo waxyeello leh.

Ku rakibida aaladda magdhowga tamarta falcelinta firfircoon ee SVG waxay si fiican u xallin kartaa dhibaatooyinka kor ku xusan.

③ Foornada arc koronto

Sida culays aan toos ahayn oo ku xidhan shabagga korantada, foornooyinka korantada ayaa saamayn xun ku yeelan doona shabagga korantada, gaar ahaan:

(1) Keenista isku dheelitir la'aanta ba'an ee saddexda weji ee shabagga korantada, taasoo keentay taxane taban oo hadda socda;

(2) Samee hab-socod heer sare ah, oo ay ka mid yihiin wada-noolaanshaha guud ee 2aad iyo 4aad xitaa harmonics iyo 3rd, 5th, 7th harmonics, taas oo horseedaysa qallooca danabku inuu noqdo mid aad u adag;

(3) Waxaa jira flicker danab daran;

(4) Qodob awood hooseeya.

Isticmaalka qalabka magdhowga falcelinta firfircoon ee SVG wuxuu xallin karaa dhibaatooyinka kor ku xusan, si dhakhso ah u magdhaba danabka baska deggan, hagaajinta wax soo saarka, yaraynta isbedbeddelka korantada iyo flicker, iyo shaqada magdhowga kala qaybinta wejiga waxay baabi'in kartaa isku dheelitir la'aanta saddexda weji ee ay keento foornada arc.

④ Warshadaynta

Saamaynta tamarta falceliska ah ee ay dhaliso mishiinka duubista waxay yeelan doontaa saamaynta soo socota ee shabagga korantada:

(1) Keenista isbedbedelka korantada ee shabkada korantada, xaaladaha daran ee keenaya in qalabka korantada uu xumaado oo hoos u dhigo waxtarka wax soo saarka;

(2) Dhimista qodobka awoodda;

(3) Qalabka gudbinta ee culeysku wuxuu dhalin doonaa harmonics-dalab sare leh oo waxyeello leh, taas oo keeni doonta qalloocin weyn oo ku saabsan korantada shabakadda. Ku rakibida aaladda magdhowga falcelinta tamarta firfircoon ee SVG waxay si fiican u xallin kartaa dhibaatooyinka kor ku xusan, waxay dejin kartaa korantada baska, baabi'inta faragelinta iswaafajinta ah, waxayna hagaajin kartaa qodobka awoodda.

⑤ Saldhigga nidaamka korontada (66/110kV)

Qalabka magdhowga tamarta falcelinta firfircoon ee SVG ayaa si degdeg ah oo sax ah u magdhabi karta awoodda fal-celinta ee wax-qabsiga iyo wax-soo-saarka. Iyadoo la xasilinayo tamarta baska iyo hagaajinta qodobka awoodda, waxay si fiican oo ku habboon u xallisaa dhibaatada soo laabashada tamarta falcelinta. Marka la rakibo qalab cusub oo SVG firfircoon magdhow koronto ah, bangiga korantada ee jira iyo thyristor control reactor (TCR) ayaa si buuxda looga faa'iidaysan karaa si loo gaaro natiijooyinka ugu fiican iyadoo la adeegsanayo maalgelin yar, taasoo noqonaysa habka ugu waxtarka badan ee lagu wanaajiyo tayada tamarta gobolka koronto.

⑥ Gudbinta korontada masaafo dheer

Ku rakibida aaladaha magdhowga tamarta falcelinta firfircoon ee SVG ee ku saabsan xadhkaha gudbinta korantada-sare, awoodda sare iyo masaafada fog waxay si weyn u wanaajin kartaa gudbinta iyo qaybinta waxqabadka nidaamka korantada.