24 脉波牵引整流变压器移相角的计算与测量

241!2!1.,!#$;2.,!%!&:24,º:;;:TM402:B:1001-8425(2005)09-0008-03124。,12,,+7.5°-7.5°。24。2、±7.5°12。12,、。:U4523!·U1·678!(1)N4523!·U1e9·678!(2)e9－－－:U:52U1·678;30°-!(3)1#$%&Fig.1Vetorandonnetiondiagramofplus7.5°shifting-phaseinlineside’(#$%&Fig.2Vetorandonnetiondiagramofminus7.5°shifting-phaseinlineside:2004-10-15;:2005-01-10:(1973-),,,、,;;1972-,,,,,。!#$$%#BCDEFFGHIJH&’()!*+,-+./+01’)#$$%!!9Nd=2U1et·sin(30°-!)(4),,U1。:!=tan-13!·N12Nd+3N1(2)U1=3N1233N1Nd+Nd2!·et(4)!!51627;U1U1506227。5282627,,5282627。(2)(4)。(2)(4),!U1,N1Nd。(2)(4)24。,。3!,I1=3!Id=I1(9)I1－－－,S1:=3(U1I13UdId)=3!I1·(3!U13Ud)=3!U1I1;2sin!32sin(30°-!)=3!U1I1·4sin12°:=s(12°-!)()4sin12°:=s(12°-!)=Ks:,Ks:。!=962°,Ks:=1602442,264427。3,,。,。,062,,。3。U?@UaA,B(?0-B0)。K1=2U13UdU2,?0、@0UdU2K2=UdU2()。K1K2,!。(1)(3),2U13Ud=43!·U1·sin!32U1sin(30°-!)=2U1(23!sin!312:=s!-3!2sin!)=23!U1(12sin!33!2:=s!)=23!U1·:=s(30°-!)(C)d,U2=UD(),K1d=2U13UdU2=23!·U1UD·:=s(30°-!)(10)K2d=UdU2=2U1UDsin(30°-!)(11)1,U2=23!UD()K11=2U13UdU2=U1UD·:=s(30°-!)(12)K21=UdU2=3!U1UDsin(30°-!)(13)(11)(10)、(13)(12),d,1,:K2K1=3!·sin(30°-!):=s(30°-!)=3!tan(30°-!)(14)(14)!:!=30°-tan-1K23!K1(12)3Fig.3Connetiondiagramtomeasureratio!42,,。4---1。ZQSCB-3300/35/2×1.22,Dd0y11,+7.5°。1+7.5°,1,1+7.5°。2-7.5°,A0-C0a-c。1AB/ab,,BC/bcCA/ca。,。1,,。(1),。。(2),4。(3)dy,3!,,3!,。(4),24(+7.5°)!AB/a1b1!1d30.60530.6590.176A0B0/a1b1!2d21.95721.9820.114AB/a2b2!1y26.50526.5460.155A0B0/a2b2!2y19.01619.0330.0890.01297.5129A0-C0Dy110.01287.5128A0-C0a-cDd0!/%!/°/°1#$%&’’()*+,*-./0--()Table1Dataofshifting-phaseangleandratioof4567-8899:8;:=?tra@tionre@tifiertransforAer7al@BlationandCeasBreAentofDhase-6hiftingEngleforFDhaseTra@tionGe@tifierTransforAer!#$%&’(#)*(+1,!-./01#2&’(+2(1.ShanghaiUniversityofEngineeringandTechnology,Shanghai200065,China;2.ShanghaiHuguangTransformerCo.,Ltd.,Shanghai201209,China)Ebstra@t:Thecalculationandmeasurementmethodsforvoltage,turnsandphase-shiftingangleofwindingwithextendeddeltaconnectionin24pulsetractionrectifiertransformerareintroduced.HeIJords:!#$%&’()$%&*&)%#(+*’,)-./&*%&(012/3+)3(04)-5)#+6),)(%:2005-04-25:(1947-),,,,,、;(1949-),,,,,。!