The fixed speed wind turbine model with static var compensator(SVC) is established in the power system simulation software DIgSILENT/PowerFactory,and its steady and transient characteristics as well as the influence of wind farm consisting of wind turbines with SVC on power grid are analyzed.
在电力系统仿真软件DIgSILENT/PowerFactory中建立了静止无功补偿器(static var compensator,SVC)补偿型定速风电机组的模型,分析了其稳态和暂态特性以及由SVC补偿型风电机组组成的风电场对电网的影响,分别采用上述风电机组模型和用电容器组进行补偿的普通定速风电机组模型进行仿真实验,比较结果表明SVC补偿型风电机组具有快速调节无功功率的能力,当系统故障时,该风电机组可快速恢复系统电压,且风电机组启动过程对系统的冲击较小。
The text contrasts and analyses linear and non-linear RL circuits stransient characteristics,we can learn some basic characteristics of non-linear RL circuit from it.
对线性和非线性RL电路的暂态特性进行了对比与分析,得到了非线性RL电路的一些基本特性。
Design on the test system is given which can be used to test transient characteristic,frequency characteristic and radar tracking target angle velocity maximum and acceleration maxmum.
介绍了一个可以测试幅频特性、暂态特性、雷达跟踪目标最大角速度和角加速度的测试系统设计思想。
Study on transient characteristics of TCSC with dynamic simulation;
可控串补暂态特性的动模试验研究
By the parameters from practical experiments,the transient characteristics of current transformer in closed-magnetic circuit is researched.
通过试验实测参数对闭合磁路电流互感器暂态特性进行了研究,分析了引起互感器饱和从而影响分布式母差保护工作的两个原因:一是非周期分量引起故障电流的大幅度偏移;二是缓慢衰减的直流分量引起故障电流的大幅度偏移。
In order to solve this problem, a method of digital emendation is proposed in the paper , which is employed to improve the CVT transient characteristics by using the digital signal technique based on the CVT model and the principle of superposition.
高压和超高压电力系统中广泛使用电容式电压互感器(CVT),但在电网短路时其暂态特性较差,变换误差很大。
Test study on the transient performance of the electro-magnetic type current transformer;
电磁式电流互感器暂态特性试验研究
The transient performance of small power protective current transformer(CT) is described,the improved method of transient performance is analyzed and the transient dimensioning factor is discussed.
阐述了保护用小功率电流互感器的暂态特性,分析了暂态特性改进的方法,讨论了暂态面积系数。
Simulation results show that the ECT transient performance is excellent when ideal integrator is used,while it is greatly degraded when improperly designed non-ideal integrator is used.
旨在改善基于Rogowski线圈的电子式电流互感器的暂态特性,对Rogowski线圈分别配合理想积分器和实际电路中采用的非理想积分器进行了暂态特性仿真,仿真结果表明Rogowski线圈配合理想积分器时电子式电流互感器将有优良的暂态特性,但是如果非理想积分器参数设计不当,电子式电流互感器的暂态特性将被严重恶化。
Study on Electromechanical and Electromagnetic Transient Performance of Static Synchronous Series Compensator;
静态同步串联补偿器机电暂态及电磁暂态特性研究
Requirements for protective current transformers for transient performance
GB16847-1997保护用电流互感器暂态特性技术要求
Research on Transient Characteristics of Power System Connected Distributed Generation;
接入分散电源的电力系统暂态特性分析
The Flow Pattern and Pressure Transient Characteristics of Regenerative Annular Furnace at Cold State;
高炉煤气双预热蓄热式环形加热炉冷态炉内流场及暂态特性
Study on the Transient Characteristics of Wind Power Generators and Their Effects on Relay Protection;
风力发电机暂态特性及其对继电保护的影响研究
Development of Transient Characteristic Test Power Supply for Current Transformer Based on DSP
一种基于DSP的电流互感器暂态特性测试电源的设计与实现
New Method for Single-phase-to-ground Fault Feeder Selection Based on Analysis of Fault Transient Characteristics
应用故障暂态特性实现配电网故障选线的新方法
Simulation and Analysis of Transient Characteristics of Capacitor Reactive Power Compensation by Adjusting Voltage with Thyristors
晶闸管变压式电容无功补偿装置暂态特性仿真分析
Analysis of Appendix A in GB16847-1997, Requirements for Protective Current Transformers for Transient Performance
关于GB16847-1997保护用电流互感器暂态特性技术要求中附录A的解析
Studies on Characteristic and Transient Expression of Antimicrobial Peptides in Mammary Glands;
抗菌肽乳腺组织特异性暂态表达及特性研究
Analysis and research on steady and transient saturation characteristics of CT
电流互感器稳态及暂态饱和特性的分析研究
The Human NR2B Gene Brian-specific Temporarily Expression in Rat Model;
人NR2B基因脑部特异性暂态表达大鼠模型的建立
Analysis of transient characteristics of fault generated traveling waves in non-effective grounding system;
中性点非有效接地系统故障行波暂态特征分析
Study of Transmission Characteristics of Transient Fault Traveling Wave in Mine Cable
煤矿电缆暂态故障行波信号传输特性的研究
Lightning Transients of Wind Turbine Towers Involving Frequency-dependent Characteristics
考虑参数频变特性的风机塔体雷电暂态计算
Research on ground fault line detection based on phase-frequency characteristics of transient signals
基于暂态信号相频特性的小电流接地选线研究
The quality or state of being brief in duration.
短促，短暂在时间上简暂的性质或状态
Study on Preventive Control for Enhancement of Transient Stability Based on Hybrid Method and Minimum Kinetic Energy;
基于混合算法与最小动能特性的暂态稳定预防控制研究