五级迭片铁心变压器的空载性能

(,831100):,:;;;;;:TM401.2:A:1001-8425(2000)12-0023-031,,,1998TBAPMPH8005000,,5000mm,800mm,0.03mm,45,,,,2,,,,,,,,,,,1,,,,,45,2,2P2,,,:B=2(2P2)B1P(2-1)=2B1(1)B12,,,:B=3(2P2)B1P(3-1)=32P4B1(2)3712200012TRANSFORMERVol.37DecemberNo.122000,BN:B=2N2(N-1)B1(3)BP0=K1B2(4)I0=K2B23.5(5)K1,K2(3)(4)(5),N:P0=K1[B1NP2(N-1)]2(6)I0=K2[B2NP2(N-1)]23.5(7),1.75T,(1)2.47T1.91.92T,(6)(7),,,,,,,110kV,,(4)(5),(1.75T):P0=K1[17.55P(5-1)]2P2=239K1(8)I0=K2[17.55P(5-1)]23.5P2=(23924478)K2(9):P0=K1[17.53P(3-1)]2P2=345K1(10)I0=K2[17.53P(3-1)]23.5P2=(34546336)K2(11):P0%=345-239345=31%(12)I0%=345(46336)-239(24478)345(46336)=31%47%(13)P=K0GP0P0,WPkgG,kgK0,K01.11.2,,110kV1.12(12),1.08,,,,,1.05,,5%8%,30%,3,,3.1,,:dW=(B2P20)dVB,T0,HPmdA=FdL,(B2P20)dV=FdL,dV=SdL,F=(B2P20)S,N(14)S,m2=FPES,cm(15)E,LN=159.2+20lgL+20lg,dB(16)L,cm1.7T,0.05cm,0.4T,4237(14)(15)(16)LN=3.2dB,3dB,,,;,,,,,,3.2,,,,,,,,20,,3.3,0.03mm,,2mm,,5mm2.5mm,110kV100,46110kV(3,3),11P0PkWI0P%PdBSFZ9-31500P11024.927.30.140.3262.866.7SFSZ9-31500P11029.232.70.170.3864.268.3SFSZ9-40000P11032.435.90.130.2763.867.1:;(1.7T)1,8%,50%,4dB5,,,,,2%,110kV8%,30%,4dB,,,,No-LoadPerformanceofFive-StepLaminatedCoreTransformerSHANGYaOfei(XinjiangTebianElectricApparatusCo.,Ltd.,Changji831100,China)Abstract:Theprincipleofreducingtheno-loadloss,no-loadcurrentandnoiseoffive-steplaminatedcoreisanalysed.Theanalyticalresultshowsthatthestructureadoptedfivesteplaminatedcorecanimproveno-loadperformanceobviously.Keywords:Transformer;Core;Lamination;No-loadloss;No-loadcurrent;Noise:2000-07-28;:2000-09-04:(1968-),,,,5212: