| 1. | Computation of losses in step - lap laminated transformer cores 变压器阶梯接缝铁心的损耗计算 |
| 2. | Blank detail specification : wirewound inductors with ceramic or ferrite core - assessment level e ; german version en 129201 : 1994 空白详细规范.带陶瓷或铁心的线绕线圈.评估等级e |
| 3. | Blank detail specification : wirewound inductors with ceramic or ferrite core - assessment level p ; german version en 129202 : 1994 空白详细规范.带陶瓷或铁心的线绕线圈.评估等级p |
| 4. | Sectional specification : fixed inductors with ceramic or ferrite core wound with copper wire for hf circuits ; german version en 129200 : 1994 分规范. hf电路用带陶瓷或铁心的线绕线圈 |
| 5. | The thermal model used in this paper can figure out the temperature rise of the winding and core respectively 本文采用的热模型包含两个热源和三个热阻,可以分别计算出平面变压器绕组和铁心的温升。 |
| 6. | The characteristics and advantages of three dimensional wound core transformer are introduced . its characteristis are compared to ones of laminated core transformer 摘要介绍了立体卷铁心变压器的优点和特性,并与叠铁心的变压器性能进行了对比。 |
| 7. | Harmonized system of quality assessment for electronic components - sectional specification : fixed inductors with ceramic or ferrite core wound with copper wire for rf circuits 电子元器件质量评定协调体系.分规范.射频电路用带陶瓷或铁心的铜导线线绕固定电感器 |
| 8. | Analysis for magnetic field of srm is very complicated since the flux waveforms in different parts of the motor vary with motor phase , stator pole and rotor number , also with the winding connections , etc , which results in the srm losses , especially iron loss calculation difficult . the temperature analysis due to the losses has become a study hot spot Sr电机铁心的磁通波形不仅与电机的相数有关,还与定、转子齿极数、定子绕组连接方式等密切相关,从而使得sr电机磁场分析很复杂,复杂的磁通密度波形导致电机损耗特别是铁损的计算非常困难。电机的损耗又会引起电机的温升,因此高性能的sr电机的热分析也成为目前的研究热点。 |
| 9. | Abstract : the mathematical model for the magnetic field numerical calculation is presented with the theory and the method of magnetic field numerical calculation , which combines with the structure characteristics of the 5 - limb core . the program is compiled by fortran language , and an example for the 5 - limb with flat yoke is given . the results prove the correctness of the method and the practical value 文摘:应用电磁场数值计算的理论与方法,结合五柱铁心的结构特点,推导出磁场数值计算模型,用fortran语言编制出计算程序,并对五柱平轭式铁心结构进行实例计算,计算结果验证了分析方法的正确性和实用价值 |