磁导
- magnetic conductance;magnetic permeance;permeance
-
为考虑定、转子间相对运动引起的齿谐波磁导变化,即电机铁心开槽对转子损耗的影响,采用暂态场计算转子铁心涡流损耗。
To consider magnetic conductance change of tooth harmonic caused by relative motion between stator and rotor , the transient field operation is applied to obtain the rotor iron loss , aiming to analyze the slotted core effect on rotor iron loss .
-
首先,基于传统的解析方法分析了研究异步电机电磁径向力波采用的近似磁势乘磁导法,用磁势和磁导的乘积来分析气隙磁通密度的分布,并以此研究径向力波。
Firstly , the electromagnetic radial force of asynchronous machine is analyzed based on the traditional analysis method : the magnetic potential and the magnetic conductance law . The distribution of air gap magnetic-flux density and the radial force wave are analyzed with these methods either .
-
首先把气隙磁导展开为Fourier级数的形式,通过转子或定子表面的Maxwell应力积分得到非线性不平衡磁拉力的解析表达式。
The air-gap permeance is expressed as a Fourier series . Then the UMP can be calculated by use of the Maxwell stress round either the rotor or stator surface and integration .
-
葡聚糖磁性纳米复合微粒已被FDA批准作为MRI造影剂用于临床,并有望成为磁导靶向给药系统中理想的纳米载体。
The dextran magnetic composite nanoparticles ( DMNPs ) have been approved by FDA to be used as a MRI contrast agent in clinical and are expected to be an ideal carrier for magnetic drug delivery .
-
文中描述了Y△混合绕组每极每相槽数q为任意值时,谐波绕组系数的计算,谐波单位漏磁导∑s的计算与选取。
In this paper , the calculation of harmonic winding factor and unity harmonic leakage magnetic conduction ∑ _s were described for any q value in Y △ mixture winding , and the choice of ∑ _s were also discussed .
-
基于磁场分割的磁导计算与磁路设计
Permeance Calculation and Magnetic Circuit Design Based on Magnetic Field Division
-
混合式步进电机稳态运行时齿层磁导波的研究
Steady State Analysis of the Teeth Layer Permeance for Hybrid Stepper Motors
-
直线步进电机齿层比磁导的分析计算
Calculation and Analysis of Tooth-layer Permanence in Linear Pulse Motor
-
GB/T14987-1994高硬度高电阻高磁导合金
High permeability alloys with high hardness and high electrical resistance
-
步进电机;牵入特性;齿层比磁导动态分析理论;
Stepping motors ; Pullin performances ; Tooth-layer permeability dynamic analysis theory ;
-
磁导向下磁性药物载体脑定位分布的研究
Study of targeting distribution of FM HAS-MTX in brain under magnetic field
-
磁导向下磁性化疗药物对肝、肾及骨髓的影响
Effects of magnetically targeted chemotherapeutical drugs on liver , kidney and bone marrow
-
饱和齿结构的磁导模型及其在步进电机设计中的应用
Permeance Model of Saturated Tooth Structure and Its Utilization In Step Motor Design
-
凸极同步电机非均匀气隙磁导的计算
Permeance of Non-Constant Air Gap in Salient Synchronous Machine
-
文章运用磁导电容类比建模法建立了磁件的回转器&电容模型。
Gyrator-capacitor model of magnetics is built by a permeance-capacitance analogy in this paper .
-
多相双层交流绕组槽比漏磁导的统一算法
General Algorithm of Calculating Slot Leakage Permeance per Unit for Multiphase Double-layer AC Winding
-
退磁曲线法和磁导法的磁力泵耦合器转矩分析
Analysis on Torque of Magnetic-force Pump Coupler Based on Demagnetization Curve and Magnet Conductivity Methodology
-
Y-△混合绕组单位谐波漏磁导的计算与选取
The Calculation and Choice of Unity Harmonic Leakage Magnetic-Conduction with Y - △ Mixture winding
-
同时也对均匀气隙磁导的求解进行了分析。
At the same time , the solution to uniform air - gap permeance was analyzed .
-
利用霍尔元件改进了凯普西尔磁导计
An Improved Permeameter with Hall Devices
-
步进电动机静转矩计算的齿层比磁导法的应用与发展
Application and Development of Teeth Layer Specific Permeability Method for Calculating Step Motor 's Static Torque
-
本文是步进电机齿层比磁导动态分析理论研究的第二部分。
This paper is the part ⅱ of the tooth-layer permeability dynamic analysis theory of step moter .
-
五相混合式步进电机的齿层比磁导稳态仿真模型
The Steady State Simulation of the Five Phase Hybrid Step Motor Using the . Tooth Layer Parameters
-
向心式磁极大型凸极同步电机的极间漏磁导及瞬态电抗计算
Q Axis Transient and Subtransient Reactances of Turbogenerator Calculation or Parameters of Large Salient Synchronous Macnine with Radial Pole
-
给出了交流绕组每相槽比漏磁导的直接算法。
This paper presented the direct computation method of slot leakage permeance per unit per phase for AC wingings .
-
从而为以后此类电机的计算和分析提供了参考,对齿层比磁导法的应用做出了重要的发展和完善。
Consequently , an important development and improvement on the tooth-layer specific permeability method for step motor calculation is accomplished .
-
准确的电感参数计算是多回路分析的基础,本文采用磁路的气隙磁导分析法来计算电机故障后各电感参数。
Accurate inductance calculation is the basis of MLT , by using air-gap conductance method ; respective inductance parameters after fault are calculated .
-
本文提出一种交流电动机转子槽下部漏磁导的数值积分计算方法。
In this paper , it is given a numerical integral calculating method of rotor-slot leak - age permeances of alternating electrical machines .
-
磁导计的原理基于磁通从样品向辅助铁心的转移,后者固定于同轴圆柱短路腔底部。
The principle is based on the flux transmission from the specimen to an auxiliary core fixed in the bottom of a coaxial-cylindrical cavity .
-
目的探讨磁导向下磁性药物载体脑定位分布特性及恶性脑肿瘤的磁导向化疗新途径。
Objective To explore the targeting distribution of FM HAS MTX in brain under magnetic field and magnetic targeting chemotherapy for malignant brain tumor .