| 1. | Armature iron loss
电枢铁损 |
| 2. | Tests on the core loss of the stator of no . 6 generating unit of tianshengqiao second - cascade hydropower station
天生桥二级水电站6号发电机定子铁损及温升试验 |
| 3. | In order to implement an energy - saving method which keeps iron loss equal to copper loss using variable - voltage in light load , induction motor parameter identification at any moment is a key problem
对于轻载调压使铜损等于铁损的这一节能方法而言，在线辨识出电机的参数是一个关键点。 |
| 4. | Areas for future research include : measuring core distortion and losses , primary winding coupling ( for class b applications ) , tests with feedback , and last , but not least , listening tests
进一步的研究领域还可以包括：测量铁芯失真和铁损，初级绕组耦合（ b类应用） ，在有反馈的环境下测试，还有，听感测试等等。 |
| 5. | The core loss is an important criterion of its performance . if the core loss is too large , it will be heated and the efficiency will be decreased when add the exciting current to the stator coils
铁损是评判电机铁芯性能的一个重要指标，如果铁损太大，在定子绕组中加励磁电流后则会产生发热和效率下降等不良现象。 |
| 6. | Based on the magnetic field data , this paper presents a double - frequency method to separate eddy current lossand hysteresis loss from iron loss , then different methods are used to calculate the two losses separately
在磁场计算所得数据的基础上,本文提出了采用双频法分离出sr电机铁损中的涡流损耗与磁滞损耗,并分别采用不同的方法计算出这两种损耗。 |
| 7. | Compared with traditional silicon steel , fe - 6 . 5wt % si in theory is considered as an excellent property soft magnetism alloy . it has such excellent soft magnetism properties as higher permeability higher saturation magnetic induction near - zero magnetostriction and low core loss
Fe - 6 . 5wt si硅钢是一种性能优异的软磁合金，与传统硅钢材料相比，它具有高磁导率、高饱和磁感应强度、低磁致伸缩和低铁损等更优异的性能。 |
| 8. | The magnetic properties result of the sample state that the ultimate 800 - treated mixed sample has the coercive of 4 . 01oe and the core loss at w10 / 50 of 3 . 28w / kg . the main reason may be there was large of oxide in the sample and the density was not high
样品的磁性能的结果表明， 800混料样品最终的矫顽力为4 . 01oe ，铁损w10 50为3 . 28w kg 。所得到的最终样品的磁性能较差，主要是因为样品中存在较多的氧化物和样品的致密度不够理想。 |
| 9. | Taking core loss into account has important effect to improve the torque performance of the motors " field oriented control . in this paper , the transient mathematical model of the asynchronous motor with core loss is setup . the method is proposed that minimizes the loss in a variable speed and torque at the synchronous rotating coordinate
在对损耗分析的基础上，建立了考虑铁损时异步电机的动态数学模型，推导出在同步旋转坐标系下变速、变转矩时使电机功率损耗最小的方法，并且结合矢量变换提出了基于快速转子磁场定向的矢量控制。 |
| 10. | This paper studies the variable - voltage energy saving theory and its implementation for asynchronous motor with light load , compares several kinds of scheme of improving efficiency in detail and confirms the variable - voltage energy saving method , that is adjusting the input voltage by detecting the iron loss and copper loss of motor directly . in addition , the directness * , simpleness and availability of the method are verified by the emulational experimental results with simulink of the matlab . the circuit of the general inverter based on the tms320f240 dsp was used in this paper , and the practicable program was compiled
本文分析了异步电动机轻载时降压节能运行的原理，对几种提高效率的方案进行了比较，确定了通过直接检测电动机铁损和铜损来实时调节输入电压以达到高效节能目的的控制方法，应用matlab软件对系统进行仿真，在基于tms320f240dsp的通用型变频器上编制了实用化的程序，形成了完整的样机，对其进行了测试，并给出了试验结果。 |
