铁芯损耗,Core loss
1)Core loss铁芯损耗
1.The core loss spectrum P(f) of soft magnetic alloy with constant permeability has been studied.研究了恒导磁合金的铁芯损耗谱Ｐ（ｆ），发现Ｐ（ｆ）只有分形结构讨论了感生各向异性能Ｋ_ｕ对分形维数Ｄ_ｆ的影响。
2.The core loss spectrum P(f) of Fe-B-Si amorphous soft magnetic alloy has been studied.研究了Ｆｅ─Ｂ─Ｓｉ非晶软磁合金的铁芯损耗谱Ｐ（ｆ），发现Ｐ（ｆ）具有分形结构。
3.On the basis of effective measurement of power ferrite core loss with DC bias and sine-wave excitation,the paper goes deep into the influence of power ferrite with DC bias.对具有直流偏置、正弦电压激磁的功率铁氧体铁芯损耗进行有效测量的基础上,分析了直流偏置对铁氧体材料的性能的影响和磁损与交直流磁感应强度的关系,在一定的交流激磁范围内,为磁性元件的设计提供了一定的参考。
英文短句/例句
1.Microstructure of insulating coatings and their influence on the iron loss of oriented silicon steel取向硅钢绝缘涂层结构及其对铁芯损耗的影响
2.The components of core losses and their controlling methods are analyzed in detail.详细分析了功率铁氧体磁芯损耗的组成及其控制方法。
3.The energy loses encountered in ferromagnetic cores are essentially of two groups: hysteresis losses and eddy-current losses .铁心中的能耗分为两部分：磁滞损耗和涡流损耗。
4.Study on Low Loss Connecting between Small Core Diameter Er￣(3+)-Doped Fiber and Single Mode Fiber小芯径掺铒光纤与单模光纤低损耗接续的研究
5.Effects of residual volatile content in POF PMMA resin on its transmission lossPOF芯材中残留挥发性组分对其损耗的影响
6.Measurement of spectrum loss of large-core optical fiber大芯径石英阶跃光纤光谱损耗测量研究
7.Analytical computation of eddy current power loss in toroidal cores一种高频环形磁芯涡流损耗的解析计算方法
8.Research and Measurement of Iron Losses in Motor Fed by SPWM WaveformSPWM供电时电机铁心损耗的研究与测试
9.Theoretic and Experimental Research on the Core Loss of Magnetic Components in Power Converter Topologies功率变换器拓扑中磁性元件磁芯损耗的理论与实验研究
10.Coupling Loss Factor Analysis of Two L-Shaped Sandwich Plates with Thick Viscoelastic Core中厚粘弹性阻尼芯层夹层板间的耦合损耗因子研究(英文)
11.Transmission attenuation of laser beams with different incident angles in large-core SI-PDF optical fibers不同入射角激光束在大芯径SI-PDF光纤中的传输损耗
12.Discussion of Reducing the No-Load Loss and the Noise for Step-Laminated Core Transformer“阶梯叠”铁心变压器降低空载损耗和噪声的探讨
13.Formula Derivation and Verification of Calculating Core Additional Loss Factor计算铁心附加损耗系数的公式推导及其验证
14.Researching of Magnetic Loss Mechanisms of Hexaferrite Absorber六角晶系铁氧体吸收剂磁损耗机理研究
15.Finite Element Analysis of thc Distributions of Flux and Loss in Transformer Cores变压器铁心磁通和损耗分布的有限元分析
16.Analyses of Core Loss for Saturation Iron Using Finite Element Method of Harmonic Balance谐波平衡有限元法用于饱和铁心的损耗分析
17.Synthesis of Ni-Zn Ferrite by Sol-Gel Method and Its Electromagnetic Loss Property溶胶-凝胶法制备镍锌铁氧体及其电磁损耗性能
18.Investigation on the Core Loss of Amorphous Stator Core for High-Speed Motor高速电机用非晶合金定子铁心的损耗特性研究
相关短句/例句
open-circuit core loss开路铁芯损耗
3)open-circuit core loss空载铁芯损耗
4)core loss铁耗，铁损
5)core loss磁芯损耗
1.To achieve the optimized design,we should get the best geometry model of the core and make the loss of transformer at minimum level on the basis of the mathematic model ofcore loss and winding loss.得出了变压器PCB板绕组的最优布置方式;在绕组损耗和磁芯损耗的数学模型基础上,找出最适当的磁芯几何形状,使变压器的损耗为最小,达到优化设计的目的。
6)Iron losses铁心损耗
1.Numerical calculation and analysis of stator iron losses due to rotational flux and magnet pole eddy-current loss in PMSM;考虑旋转磁通的PMSM铁心损耗数值计算
2.Based on the Bertotti iron loss separate model,a calculation model of iron losses of electric magnetic material fed by PWM inverter is proposed using the Bessel function,considering the influence of the inverter parameter,the numerical relationship of material loss between sinusoidal voltage supply and PWM voltage supply is presented,it provides a new theory of the study on electric material.采用PWM逆变器供电时的三相异步电动机进行样机实验,结果表明,该计算模型对PWM供电下电机铁心损耗的理论计算具有很好的工程应用价值。
3.Finally,eddy current losses and hysteresis losses are separated from iron losses of BSRM using the double frequency method with each of the three control strategies,respectively.通过双频法分离铁损,分别计算了3种控制策略在不同转速时的电机涡流损耗和磁滞损耗,给出了电机铁心各部分损耗随转速变化的关系,由此得到了3种控制策略对铁心损耗的影响。
延伸阅读
铁芯损耗单位重量的铁芯材料在交变磁场作用下所消耗的无效能量。这一部分能量变为热量而损失掉,其单位为W/kg。铁芯损耗主要包括磁滞损耗和涡流损耗。磁性材料在磁化和反磁化过程中有磁滞现象，引起能量损失，称为磁滞损耗(Wkg)。磁滞损耗由直流磁滞回线面积表示。磁性材料在交变磁化过程中，感生出局部电动势，引起涡流，而造成能量损失，称为涡流损耗。实际电工钢板测得的铁芯损耗大于测出的磁滞损耗和按经典公式计算的涡流损耗之和。两者之差称为反常损耗。
