2023年全國碩士研究生考試考研英語一試題真題(含答案詳解+作文范文)_第1頁
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1、環(huán)型磁芯:尺寸Dimensions(mm)電感系數(shù)AL(ALValue)25%(nHN2)型號(TYPE)ABCY30Y6kY8kY10kY12kY15kT12X6X6120.460.360.3125031503930491061007100T12.7X7.9X6.3512.70.47.90.36.350.3165036004100505062506900T13X7X5130.570.450.336004200480055006500T

2、14X8X7140.480.370.3195036004500562068007900T16X12X8160.4120.480.3130029903660430051605800T16x9x8160.590.480.343006200650070007000T18x8x5180.580.450.3180035004350520060507000T18x12x6180.5120.460.3175034004160495059006800T

3、18.44x9.7x10.218.440.59.70.410.20.43600648082009025982011500T18.7x11.2x518.70.511.20.450.3180035004400530062007000T21x14x8210.5140.480.3192042806000750086209200T22x11x7220.5110.470.3216045006300760087509500T24.69x15x1224

4、.690.5150.4120.428005400675085001060012000T25x15x13250.5150.4130.429005600690087001150012500T25x14.3x10.5250.514.30.410.50.42700525063007900980012000T28x16x13280.6160.4130.431006000750085001100013000T28x16x16280.6160.416

5、0.4350076009500127001450016000T29x19x12290.6190.5120.4230054007500105001100012000T31x19x13310.6190.5130.4260057507860118001290014000T38x19x13380.6190.5130.4335062008900129001350014500T38x25x16380.6250.5160.42800590079201

6、23001300015000T3.5X1.83X2.063.50.21.830.22.060.259011001500200024002800T4X2X1.540.320.21.50.24508001260168021002600T4X2X240.320.220.272016202100260030003500T5X2.5X1.550.32.50.21.50.259012001600200024002800T5X2.5X2.550.32

7、.50.22.50.278017002180270032003700T6X3X260.330.220.274016201980230028003500T6X3X360.330.230.284019002400290035004500T7X4X370.340.330.268013001700210026003400T7X4X470.340.340.3110022002800360042005000T7.6X3.15X4.87.60.33.

8、150.34.80.31800360042005400720010000T9X5X390.350.330.272016202000260030003500T9X5X490.350.340.378017002200310036004000●EP型磁芯尺寸(SizeofEPces)型號TYPEDABΦCEFGEP76.500.39.20.27.40.23.400.23.800.22.50.201.800.2EP107.8500.411.50

9、.29.40.23.4500.35.200.23.60.201.9500.2EP139.000.412.50.3100.34.500.36.500.24.50.202.500.25EP1711.2500.5180.4120.45.8500.358.500.25.50.303.4500.4EP2015.300.7240.516.50.49.000.510.800.270.304.700.4●EP型磁芯的有效參數(shù)型號磁芯系數(shù)ξ1A(cm1)

10、有效斷面積AL(cm2)有效磁路長度LE(cm)有效體積Ve(cm3)EP715.20.1031.570.162EP1017.00.1131.920.217EP1312.40.1952.420.472EP178.400.3392.850.966EP205.080.783.983.12●EP型磁芯材料與性能(MaterialsacteristicofEPces)電感系數(shù)AL(ALValue)(NHN2)型號TYPEY30Y6KY8KY10

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