When the switched reluctance motors operate in two phase excitation mode, the phase flux linkage will be reduced due to the high magnetic saturation in the stator and the rotor yoke. 开关磁阻电动机在两相励磁的工作条件下,定转子轭部磁场高度饱和使每相磁链有所减小。
Field Current Calculation of Synchronous Generators Taking into Account the Magnetic Saturation 考虑磁饱和影响的同步发电机励磁电流计算
There is no issue of inductor saturation either. Field Current Calculation of Synchronous Generators Taking into Account the Magnetic Saturation 这一电路也不需要考虑磁饱和的问题。考虑磁饱和影响的同步发电机励磁电流计算
Lightning Transients of Wind Turbine Towers Involving Frequency-dependent Characteristics Field Current Calculation of Synchronous Generators Taking into Account the Magnetic Saturation 考虑参数频变特性的风机塔体雷电暂态计算考虑磁饱和影响的同步发电机励磁电流计算
A mathematical model to calculate the field current of a synchronous generator is presented, considering magnetic saturation effect. 在考虑同步发电机磁路饱和效应的基础上,提出了发电机励磁电流计算的数学模型。
How to Improve Efficiency and Solve Magnetic Saturation Problem in Flyback Transformers 浅析反激式变压器提高效率的空间及其磁材饱和问题
Research of a New Type Permanent Magnet Magnetic Saturation Fault Current Limiter 一种新型永磁磁饱和式故障限流器的研究
The Eddy Current Signal Under Magnetic Saturation Condition Signal not Induced by Eddy Current Effect 磁饱和后的涡流检测信号的非涡流效应
Application of Constant Power Factor Control of Controlled Magnetic Saturation Reactor to Dynamic Reactive Compensation 磁饱和式可控电抗器的恒功率因数控制在动态无功补偿中的应用
Air-core coil current transducer is not in magnetic saturation, but its voltage signal is weak and vulnerable to outside magnetic interference. 空心线圈电流互感器无磁饱和,但感应信号小,易受外界电磁干扰。
Analyses the structure of control system for diesel electric locomotive and the facts which influence the model parameter, such as the change of motor rotational speed, magnetic saturation of motor and armature reaction. 分析了电传动内燃机车控制系统结构及电机转速的变化、电机磁路的饱和、电枢反应对模型参数的影响;
Magnetic Saturation Type and Transformer Type Controllable Shunt Reactor 磁饱和式和变压器式可控并联电抗器
The influences of magnetic saturation, slots of stator and rotor, and non-uniformity or asymmetry of airgap on the machine parameters are not taken into account in the most of methods to calculate inductances. 现有的电机绕组电感计算方法大多忽略了磁路饱和的影响,而且没有考虑定、转子齿槽以及气隙不均匀或不对称对电机参数的影响。
High voltage simulation tests were performed on the magnetic rings of three kind materials, i.e. ferrite, amorphous and microcrystalline and metallic magnetic powder core. Special attentions were paid on the influence of magnetic saturation. 通过高电压模拟试验,观测了铁氧体、非晶磁芯和金属磁粉芯三种材料的磁环,特别观测了磁饱和的影响。
The effect of magnetic saturation on armature-reaction reactances is analysed and a calculating method is presented. 分析了电机磁路饱和对电枢反应电抗的影响;介绍了纵、横轴电枢反应电抗饱和值的计算方法。
The magnetic saturation induction and magnetic coercivity can be the measurement of content of carbon and grain size of WC, respectively. 磁饱和度和矫顽磁力可以用来作为硬质合金的碳含量和晶粒度大小度量尺度;
According to the features of third harmonic excitation and the relationship between harmonic winding induction potential and amplitude coefficient, the text approaches and analyzes the effect of the change of pole field waveform caused by the magnetic saturation ration on the harmonic winding induction potential. 根据三次谐波励磁的特点,以及谐波绕组感应电势与谐波磁场幅值系数之间的关系,探讨分析了磁饱和度对磁极磁场波形的改变,从而对谐波绕组感应电势的影响。
In order to study the performance and speed of voltage control, the mathematical model of this type of generator and its control system considering the magnetic saturation is proposed. 为了对其电压控制性能和调节速度进行研究,本文建立了计及磁路饱和的双绕组异步发电机及其控制系统的数学模型。对负载、转速突然变化等动态过程中电压控制性能进行了仿真研究。
Studied the relation between tooth width, magnetic saturation and load ability of special stepping motor In this papers. 以固定开通角的专用步进电机为例,对定转子齿极宽度是否相等、磁路的饱和性与电机负载能力的关系进行了仿真分析和样机测试。
Arbitrary exciting current and armature current of each phase, in which the interaction between the exciting current field and the armature current field, as well as the magnetic saturation are taken into account. 在考虑励磁磁场和电枢磁场相互作用以及磁路饱和的基础上,利用该方法可以计算在任意转子位置、任意电枢电流、任意励磁电流下任一绕组自感和绕组之间互感。
Transverse rupture strength, Rockwell A hardness, magnetic saturation induction and magnetic coercivity of samples sintered in vacuum or by sinter-HIP were measured. 测试了真空烧结和低压烧结试样的抗弯强度、洛氏硬度、磁饱和度和矫顽磁力。
Magnetic saturation effects not only decrease the amplitude, but also change the frequency spectrum obviously. 饱和效应不仅使响应幅值减小,同时还导致明显的频谱变化。
Machine parameter identified from on-line data can reflect the effect of magnetic saturation, machine aging and centrifugal forces. 这种参数的优势在于能反映电机实际运行过程中受到的饱和、电机老化、电磁力等因素的影响,辨识的参数更接近于电机的实际运行参数。
Load method is used to calculate the parameters of PMSM, in which the material characteristics reflect the magnetic saturation under actual operation. 采用负载法计算永磁同步电动机的参数,使参数中的材料特性真正反映了实际负载条件下磁介质的饱和情况。
However, because of magnetic saturation and the doubly salient structure of the motor, torque ripple exists during operation. 但是,由于其存在磁路饱和以及受到双凸极结构的影响,使电机在运行过程中存在转矩脉动。
Ferrite is widely used as non-metallic magnetic materials in the area of high-frequency and light current. The poor magnetic energy stored per unit volume and low magnetic saturation magnetization limit the use in the domain of the low-frequency electric and high-power fields. 铁氧体是一种在高频弱电领域用途广泛的非金属磁性材料,但因单位体积中储存的磁能和饱和磁化强度较低,限制了它在高磁能密度的低频强电和大功率领域的应用。
So in view of such research results, the ma-in work in this thesis is that we consider the magnetic saturation effect, obtain the higher-order nonlinear Schrodinger equations and its bright and dark soliton pairs. 基于这一研究成果,本论文考虑磁场的饱和效应,得到关于电场和磁场耦合的高阶非线性薛定谔方程组,并给出它的亮、暗孤子对。
In this paper the magnetic saturation type fault current limiter and the fault current limiter with thyristor controlled series compensation function are studied. 对磁饱和型故障限流器和具有可控串补功能的故障限流器进行了分析和研究。
From the Potentiostat form, this are SCR, magnetic saturation and CNC high-frequency switch. 恒电位仪从整流形式上主要有可控硅、磁饱和、数控高频开关。
Without iron core, Electronic Transformers not only eliminate the magnetic saturation but also eliminate the situation of ferromagnetic resonance. 电子式互感器内部没有铁心,这样不仅消除了磁饱和及铁磁谐振现象,还使得频率响应范围变宽,测量精度提高。