1,1,2,2(1.2100962.211100):,,。:;;;:TM406:B:1001-8425(2010)01-0028-05SimulationandTestofHarmonicMitigatingTransformerwithDualOutputFENGYi1,LINHe-yun1,JINCheng-xiang2,XUZi-hong2(1.SoutheastUniversity,Nanjing210096,China;2.ChinaElectricEquipmentGroup,Nanjing211100,China)Abstract:Thestructureofharmonicmitigatingtransformerwithdualoutputispresented.Theprincipletosuppressharmonicisanalyzed.Thesimulationandtestarepresented.Keywords:Transformer;Harmonic;Simulation;Test1,,。,,IEEE1992。。,,,,。,,,。,,,,。P.P.Khera1990ZIG-ZAG。1996,。,。,,,。,,,。2,,1、23::HMT-1、HMT-2、HMT-3,1、。,HMT-2、:HMT-2/0°HMT-2/15°。HMT-2/15°。3HMT-2/15°3.1HMT-2/15°HMT-2/15°D;,,、。、,1。。TRANSFORMER47120101vol.47JanuaryNo.12010、、1、()HMT-1-30°3、9、15HMT-1D-YN,5、7、17、19HMT-2HMT-2/10°0°、-30°3、9、15,5、7、17、19HMT-2/15°HMT-2/10°,11、13HMT-2/15°-15°、-45°3、9、15,5、7、17、19HMT-3-10°、-30°、-50°3、9、15,5、7、11、131Table1SuppressionofharmonicwavesinthreeHMTS2,30°,15°45°。N2,N11N12,N21N22。,2b△a11x11c12,:N211+N212-2N11N12cos120°=N22N211+N22-2N11N2cos15°=N212△(1):N11=23姨N2,N12=(12姨-16姨)N2(2),:N21=(12姨-16姨)N2,N22=23姨N2(3)3.2,,1,:F0=F110+F120+F210+F220=I10(N11-N12)+I20(N21-N22)(4),F110、F120、F210、F220a11x11、a12x12、a21x21、a22x22,I10、I20。,,,,,。,,b12y21b21y21b22y22AXa11x11a12x12a21x22a22x21BYb11y11CZc11c12z11z12c21z21c22z221HMT-2/15°Fig.1ConnectiondiagramofHMT-2/15°winding(a)HMT-2/15°b11x11a11y11x12a12z11c11b1215°z12c12y12(b)x21z22a21c22y21x22b21b22z21c21a22y2245°(c)2HMT-2/15°Fig.2VectorgramofHMT-2/15°windings2947,,,。3.3I,F:F=F11+F21+F12+F22(5),F11、F12、F21、F22a11x11、a12x12、a21x21、a22x22,:F11=IN11sin(2πfkt)F12=-IN12sin(2πfkt-2π3k)F21=IN21sin(2πfkt-π6k)F22=-IN22sin(2πfkt-2π3k-π6kkkkkkkkkkkkkkkkkkkkkkkk)(6)f———k———k=5、7、17、19,F=0。5、7、17、19,、,。。4HMT-2/15°MATLAB/SimulinkHMT-2/15°。,。:5kVA,380/188V,1。。3。4.1,,。0°~80°,、2。,,1/3。4.2,。3、。3,,。5HMT-2/15°HMT-2/15°,,4。5kVA;,380V;,188V。,,46Ω。5.1,,3A,5。,,。6。,。,530、、17。4,,,。5.2,,1A、4A,7。7,5,i21578.5%,i2224.5%,i128.8%,。2Table2Harmoniccontentsonprimaryandsecondarysideswithsametriggeranglei21thdi22thdi1thd0027.3827.389.63101028.6728.6510.535202030.2930.3011.03303042.5542.8314.97606057.4457.4719.32707076.2776.3923.388080104.09103.8422.63THD/%/(°)4HMT-2/15°Fig.4PrototypeofHMT-2/15°Fig.5Currentwaveformsofprimaryandsecondarysidesduringi21=i22=3A(a)i21i221)CH12A5ms1)CH12A5ms(b)i15i21=i22=3A100908070605040302010012345678910111213(a)i21=i22=3Ai21i22100908070605040302010012345678910111213(b)i21=i22=3Ai16i21=i22=3AFig.6Fourieranalysisofcurrentsofprimaryandsecondarysidesduringi21=i22=3Ai21thd=i22thdi1thd1.01.0118.55916.9852.02.0103.43224.2303.03.044.40813.6524.04.030.4099.6954.34.327.41010.395THD/%/A4Table4Testresultsundersametriggerangles3Table3Harmoniccontentsonprmaryandsecondarysideswithdifferenttriggeranglesi21thdi22thdi1thd0027.4230.1915.4904027.4835.8126.5306027.4154.6930.5308027.3093.5528.02204034.9041.6117.47608061.1791.8040.21206027.4054.9630.52208030.3290.3633.27406037.6374.9439.13THD/%/(°)31475。6(1)3、5、7、9、15、1719,,,。(2),,。(3)Z,,,。:[1]IEEE.519-1992,IEEERecommendedpracticeandre-quirementsforharmoniccontrolinelectricalpowersys-tems[S].[2].[J].(),2003,26(2):296-301.[3],.[J].,2008,36(8):55-57.[4]KheraPP.Applicationofzig-zagtransformersforre-ducingharmonicsintheneutralconductoroflowvolt-agedistributionsystem[J].Proc.IEEEIAS,1990,2:1092-1096.[5],.[J].,1996,(11):20-24.[6],,,.[J].,2006,23(6):40-44.[7],.[J].,1996,(6):6-10.[8],.[J].,1996,(9):16-20.1)CH12A5mS1)CH11A5mS7i21=1A,i22=4AFig.7Currentwaveformsofprimaryandsecondarysidesduringi21=1Ai22=4A1)CH11A5ms(a)i21(b)i221)CH12A5ms(c)i11)CH12A5ms5Table5Testresultsunderdifferenttriggeranglesi21thdi22thdi1thd02.0—66.05035.95803.0—40.26927.81304.0—29.64127.57104.3—27.05417.66512.0118.15367.46228.89844.330.02527.24316.26513.0119.82739.87232.89214.0116.04329.97626.86314.3118.47327.16110.75223.086.98640.22525.77524.076.77629.77629.90324.373.61327.26625.69334.044.42629.38724.29534.343.33027.23922.540THD/%/(°):2008-12-01:(1987-),,,,;(1965-),,,,。32