Analysis of Performance Influence on Dual Stator-Winding Induction Generator Parameter 双绕组感应发电机参数对性能影响的分析
According to the mathematical model of AC induction motor, the static measurement of electrical parameter for AC is achieved by pulse method. 文章根据异步电机的数学模型,采用脉冲法实现了电机基本物理参数的静态测试。
Study on Induction Motor Vector Control System Based on State Parameter Estimation 基于状态参数估计的感应电机矢量控制系统研究
An identification method for linear induction motor parameter based on static characteristics 一种基于静态特性的直线感应电机参数辨识方法
Asymmetric Two-phase Induction Motor Vector Control Parameter Identification 两相不对称感应电机矢量控制参数辨识
Research on Speed Identification of Induction Motors by Variable Parameter PI Based on MRAS 基于MRAS的变参数PI转速辩识研究
Based on principle induction and large number of simulation tests, the guidelines of parameter settings for the time domain method. 对实际应用中存在的优缺点进行了分析,通过理论推导总结了辨识方法中参数的选取准则,进步了辨识的效率。
Simulation of the vector control system of induction machines based on least-squares on-line parameter identification 基于最小二乘法在线参数辨识的异步电动机矢量控制仿真
The suspending problems in temperature control for mid frequency induction heating are analysed. Then a novel dynamic control method, the fuzzy control method of parameter self adjustment is presented, which is suitable for the application to nonlinear and inertial system. 分析了目前中频感应加热过程温度控制中存在的问题,提出了一种新的适合于非线性、惯性系统应用的动态控制的方法,即参数自调整模糊控制方法。
To Explore High Precision Calculating Method for Induction Motor's Equivalent Circuit Parameter 异步电动机等效电路参数高精度计算方法探讨
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。
The Overall Analysis of Induction Heating for Quenching and Tempering of 18U Support Steel Parameter selecting for adjusting quality process and production line design of support steel 感应加热对18U型支护钢进行调质处理的综合分析支护钢调质生产线设计中的参数选择
Study on Intelligent Control Technique for Induction Machine Based on Parameter Identification and Compensation Control 基于参数辨识及补偿控制的异步电动机智能控制技术研究
Common induction motor variable frequency system is extensively applied, but common induction motors are designed by constant frequency and constant voltage, when the frequency change that induction motor works, the parameter and performance of common induction motor will change. 普通交流异步电动机变频调速系统被广泛应用,但是,普通交流异步电动机都是按恒频、恒压设计的,在频率改变时,电动机的参数和性能都将发生改变。
On the basis of the mathematical model of AC induction motor in two phase axis system, the static measurement of electrical parameter for AC motor is completed using pulse voltage and pulse current. 根据交流感应电动机在两相静止坐标系上的数学模型,采用脉冲电流法、脉冲电压法实现了对交流电动机电气参数的静态测试。
The accuracy of the rotor speed estimation in speed sensorless vector control system of induction motor under load is sensitive to parameter errors of the internal machine model. 在感应电动机无速传感器矢量控制系统中,在负载条件下转子速度估计的精确度对电机内部模型参数误差非常敏感。
The authors analyze the influence in vector controlled induction machine caused by parameter variation and main flux saturation affects speed estimation of adaptive state observer. 在矢量控制感应电动机系统中,当电机参数发生变化,或出现磁路饱和时,将会影响速度控制的准确性,使速度观测器精度受影响。
The magnetic induction intensity at the center of elliptic current ring is derived based on the Biot-Savart law and elliptic parameter equation intensity. 运用毕奥萨伐尔定律和椭圆参数方程,计算出椭圆环电流中心的磁感强度。
On the basis of the invariance of induction vectors under the coordinate rotation and some characteristics of two-dimensions, we defined a parameter so called tipper 2d-approximator ( C) which can be used as the criteria to evaluate how close it is to the 2d-model. 根据感应矢量的旋转不变特性以及其在二维情况下的特点定义了倾子二维近似度,该参数可作为定性判别某点电性结构二维性的一种衡量标准。
To introduce the basic principle and advantages of middle-frequency induction heating, the selection of middle-frequency parameter, the adjusting data, the test result of products. 介绍了中频感应加热的基本原理和优越性及机组的中频参数选择、机组调试数据、产品试验结果。
Adaptive Control of Vector-Controlled Induction Motor Based on Parameter Identification 基于参数辨识的磁场定向感应电机自适应控制
Based on the complex quantity state space descriptions of an induction motor, firstly the least squares parameter identification algorithm for an induction motor when its speed is constant is discussed, the sensitivity of this algorithm for the speed fluctuation is showed. 根据感应电动机的复数状态方程描述,首先讨论了转速恒定条件下感应电动机参数辨识的最小二乘算法,指出其性能对转速波动的敏感性。
The simulation result shows that: the improved α-iteration algorithm not only enhances the correct performance in the high conductivity formation, but also achieves certain versatility. Thus, the algorithm can apply directly to the traditional induction tool base on the parameter choice. 仿真和数值计算结果表明:改进后的α-迭代算法不但提高了在高电导率地层的校正性能,而且具有一定的通用性,可以通过参数的选择直接应用于传统感应仪器的数据处理。
The dynamic model of induction motor is employed to demonstrate the effects of different leakage inductance ratios on dynamic characteristics and parameter identification. 应用异步电动机动态数学模型,就不同定转子电感比例关系对电动机动态特性和遗传算法参数识别精度的影响进行了对比分析,给出了若干典型动态特性和参数识别结果。
The linear induction motor has the characteristic that the primary leakage inductance isn't equal to the secondary inductance. A parameter estimation method based on PWM inverter is proposed, which the parameters are obtained by solving a equation group from improved equivalent locked circuit. 针对直线感应电机初级漏感和次级漏感不相等的特性,提出了一种基于PWM逆变器的直线感应电机参数辨识方法,将堵转试验的等效电路改进后得到方程组计算电机的参数。
Sufficient and Necessary Relationships between Space Vectors of Induction Motor under Vector Control and a New Scheme of Rotor Parameter Adaption 感应机矢量控制时空间矢量的充要关系及一种新的转子参数自适应方法
The performance of a system with induction motor is highly influenced by uncertainties of unpredictable parameter variations and external load disturbances. 小型异步电机在应用中受电机参数及负载扰动的影响很大。
Indirect vector control with excellent dynamic performance, has been widely used in induction motor drive control. But the control performance affected by the rotor resistance parameter. 间接矢量控制具有优良的动态性能,广泛的应用于异步电机的传动控制中,但是其控制性能受转子电阻参数的影响。
An experimental apparatus of paraffin with electromagnetic induction heating is established. The realization of high power factor of the experimental apparatus, the parameter matching of coils, and the induction heating characteristics are obtained. 建立了电磁感应加热石蜡性能试验装置,利用电磁感应加热原理,实现了石蜡驱动器的无缆驱动,获得了试验装置高功率因素的实现、线圈参数的匹配和感应加热特性。
Secondly, through researching and analysising, induction driving module was designed into pre-induction driving, line induction driving and intersection induction driving, and then set their parameter and designed the algorithm according to their characteristics. 其次,通过研究分析,设计了三类诱导驾驶模式:预诱导、直线上诱导和平面交叉口诱导,根据各自特点对其进行检测参数设置和算法设计。