Principle and Analysis of Doubly Salient Permanent Magnet Machine With Novel Full-Pitch Windings Research on Control Winding Reactive Power of Dual Stator-winding Asynchronous Generator 新型整距绕组双凸极永磁电机工作原理及特性双绕组异步发电机控制绕组无功容量分析
Research on Control Winding Reactive Power of Dual Stator-winding Asynchronous Generator 双绕组异步发电机控制绕组无功容量分析
Analysis on the common breakdown of the three phase asynchronous generator 三相异步电动机常见故障分析与处理
Research on Unsteady Temperature Distribution in a Multiphase Asynchronous Generator Stator on the Basis of ANSYS 基于ANSYS的多相异步发电机非稳态定子温度场的研究
Based on the model of equivalent circuit of a asynchronous generator at steady-state operation, the loop impedance equation of it are listed in this paper. 从异步发电机稳态运行的等效电路模型出发,列写了等效电路模型的回路阻抗方程,令回路阻抗实部和虚部分别为零,建立方程组。
Application of asynchronous generator in large scale air separation unit 异步发电机在大型空分设备上的应用
Experimental results have verified simulation results when the model is used in the capacitor self-exited cage asynchronous generator and the DC generation system which is composed of a cage asynchronous generator and a power converter respectively. 所建模型分别用于电容自励笼型异步发电机及由电力电子变换器-笼型异步发电机组成的直流发电系统的仿真,仿真结果均得到实验验证。
In the thesis, a dynamic mathematics model of wind asynchronous generator has been built up, and been simulated by Matlab. 本文首先建立了风力异步发电机的动态数学模型,并进行了Matlab动态仿真;
The operational principle of GE Expansion Machine ( 131-JG)& generator ( 131-JG) was introduced with emphasis on the analysis of asynchronous generator exciting. 介绍了GE公司制造的膨胀机(131-JX)&发电机(131-JG)的工作原理,着重分析了异步发电机的投入励磁。
Working Properties and Operation Problems of Three-phase Asynchronous Generator with Self-exciting 自激三相异步发电机工作特性及运行问题
The Research of the Single Asynchronous Generator's Frequency and Voltage 孤立运行异步发电站的频率与电压控制研究
A simulation model of the cage asynchronous generator is presented in this paper. The nonlinear influence of magnetic saturation is considered or isn ′ t considered according to the system needs in the model conveniently. 介绍了笼型异步发电机的Saber仿真模型,在该模型中根据需要可以方便地考虑或不考虑磁路饱和的影响。
The mathematical model of wind turbine applied in the calculation takes account of characteristics of the blades, hub, gearbox, shaft and asynchronous generator. 计算中采用的风电场数学模型考虑了风电机组的叶片、轮毂、齿轮箱和连轴器以及异步发电机的特性。
In variable-speed constant-frequency doubly-fed wind-energy generation system, over voltage is found at the rotor side and transformer in grid when doubly-fed asynchronous generator is fed by PWM converter through long cable, which will damage the roll and rotor current-collection-ring prematurely. 在变速恒频双馈风力发电系统中,长线电缆传输使脉宽调制(PWM)变流器的输出信号在电机转子侧产生过电压,严重时会导致绕组和转子集电环过早地损坏。
The dissertation researches the problems as follows: ( 1) Analysis the static and dynamic characteristic of the asynchronous generator dynamic characteristics, comparing with the synchronous generator from the aspect of small fluctuate and big fluctuate. 论文对下述问题进行了研究:(1)分析了异步发电机的静态特性与动态特性,并就小干扰稳定性和大干扰稳定性问题与同步发电机进行了比较。
The paper introduces the wiring, operation and maintenance of the asynchronous generator, the choice of its auxiliary capacitor and the inspection methods of frequent failure. 介绍异步发电机的接线、运行与维护,以及异步发电机辅助电容的选择和常见故障的检查方法。
The paper introduces the structure and characteristic of soft cut-in wind turbine control system using a dual speed asynchronous generator. 本文介绍了双速电机软并网型风力发电机组控制系统的构成和特点。
Design of the Grid Connection Controller for Wind Turbine Asynchronous Generator Based on DSP 基于DSP的异步风力发电机组软并网控制器的设计
In this paper, the rotor cooling process of special asynchronous generator whose stator is cooled by evaporation is simulated based on CFD code of software Fluent. 基于CFD流体计算软件Fluent,对定子蒸发冷却的特种异步发电机转子冷却问题进行了模拟仿真计算。
Effect of the Load on Terminal Voltage and Frequency of a Self-excited Asynchronous Generator 自励异步发电机负载对端电压和频率的影响
In order to apply the theory of AC DC dual stator winding generator to asynchronous generating, a new type of 12 3 phase double winding asynchronous generator is presented for isolated applications. 12/3相双绕组异步发电机是将交直流双绕组发电理论应用到异步发电中、作为独立电源而提出的。
Wind generator model includes wind turbine model, transferring structure model and asynchronous generator model. Response of wind generators to four kinds of wind speed is simulated and analyzed. 风电机组的数学模型主要包括风轮机模型、传动机构模型和异步发电机模型,仿真分析了风电机组对于风速四种分量的响应。
New Method of Voltage Self-buildup Applied in DC Supply System Based on Asynchronous Generator 异步发电机直流供电系统自励建压的一种新方法
Improvement of reactive power regulation performance of high voltage power system by use of asynchronous generator coupled with SVC 采用静止无功补偿器和异步发电机改善高压电力系统无功调节特性
Neural network PID control algorithm with the stator voltage oriented vector control technology can achieve active and reactive power control. It can also guarantee the double-fed asynchronous generator running in the condition of variable speed constant frequency. 电能质量改善主要研究了神经网络PID的控制算法,结合定子电压定向的矢量控制技术实现有功和无功功率的控制,保证双馈电机在变速恒频状态下运转。
More importantly, the reactive power needed by the asynchronous generator is changed as the wind changes. 更重要的是随着风能的变化,异步发电机需要的无功也是变化。
Firstly, based on comparatively analyzing the transient stability difference between asynchronous generator and synchronous generator, the transient stability mechanism of grid-connected wind turbine with induction generator is studied. 首先,在对比分析异步发电机与同步发电机暂态稳定性差异的基础上,深入研究了并网异步风力发电机组的暂态稳定性机理。
The wind turbine, shaft, pitch angle control and asynchronous generator are modeled respectively in the wind power model. 风力发电机组数学模型分别对风力机、轴系、桨距角控制、异步发电机进行了建模,抽水蓄能系统数学模型则分别针对其发电工况和抽水工况进行了建模。
The traditional system uses asynchronous generator for wind power, not only with low efficiency but also has the gear box, and more than half of the wind power system fault is generated by the gear box. 传统的风电系统采用异步发电机,不仅效率低且带有齿轮箱,大半以上的风电系统故障都是由齿轮箱产生的。
Platform use asynchronous motor as a prime mover for the simulation of wind turbines, the generator adopts full power asynchronous generator. 平台使用异步电动机作为原动机进行风轮的模拟,发电机采用全功率异步发电机。