KHOA H9C i3 hinh dudi day [^ [£L] tSl, H i n h l - Giao dien Input gdm Data Nut & Data Nhanh ciia "Smart_Simulator" tSD IH] (M) " tS- ^ EE1 Hinh 3- the hien ket qua md phdng trfin Sd he thdng dudng day 500 kV ciia "5mart_Simulator" Hlnh 2- Giao dien Output gdm Output Nut & Output Hinh 4- Control Panel de thUc hien cac lenh md phdng Nhanh ciia "Smart_Simulator" cua "Smart_Simu!ator" XAC DINH CAC DdNG, AP THUT TlT KHI DI£T GIA TRI CAC DONG AP VA CONG SDAT PHA ThS Phan Thanh Quing Trifimg Cao ding Dlin lUc Thdnh PhdHo ChiMinh Trong ehi dd khdng ddi xOrng, eac ddng pha diy, thudng eh! cd dUOc dupc gil trj ^o va d e gia trj ^A > ^B' ^c khdng cdn ddi xOUg, tif dd sinh r a d c ddng dien I p diy va pha eOng vdl edng suat pha difin thO ty nghjeh va khdng ngoii ddng thO ty thuan 1) Mang trung tinh cich difin: Trong van hlnh thUc te mgng difin, nhit la d lUdl phln GII sCf dupc tri sd ele dong pha: /^, /^ I^ nhiTng phdi ap va trung ap, nhieu chl duac d e gil tri khdng bilt ele gde pha eua chung /, I^ l^ U^^ Uj,^ U^ U^ U^ U^ m l khdng biet d c gdc Taed: pha Do do, d n thiet tUday xac djnh gia trj vl gde pha cic /,-•-/,-f4=3/„=0 ddng thO ty A > h va -^o de bfit mdc dp khdng ddi xihig cCia mach Ta bat dau bing viee xic djnh A ' A vl ^otrong mang trung tinh each difin Viic xae dinh A ' A v l A mgng trung tinh ndi dat true tiep, nhU sfi thay dUdi Dat: Trong do: VB ; fc biet Tacd: m> E] KHOA HQC - CONG NGHl (1) /jSin//.= 4+4+4 4+4+4 = = + + + 4 +LKi +i.Xi +iJ' ^W.^ +44 = =4 +4;+4o +44 +44 + ^ + VJ, ^LL +IJ'.2 m Tuang t y : Il=i/,= a%+ai„,+i„ ai:,+aX,+C =4 + + +« Pn Al Pn P = A-' = Pli Pn Pn ,Pii P12 Pli, TOc la: Ki=PiA+PnB,+PnB, B, + p^B, Ll = P21 (6) + p„B, (7) =p>i B,+p„B ,+PnB, (8) Td (8) ta ed : Kl = PIX +PI2K +^33^3 So sanh vdi (7) ta dupc: ^21^1 + PTI^I + P23^3 = PI\^' + PIIK + P33A' Com cic sd hgng ehda ' a i va ' 0I ve mdt ve ta dupe: -P2ihf,-'^^P-Jaa--aha L + = P X + ^3*2'^ + Pn^i - PiA Trong dd: p'Jao+^nLo+^^Pn^aO A'l = - PnQ - P23Q c, = Il -II, -II, -II, - / X - 4 Q =4 - - - - < , -'''424, c, =4-4 - - -'"'442 -,2-fn0 +