本文提出了能同时改善电力系统功角稳定和装设点电压动态特性的用于静止无功补偿器(svc)的变结构控制器设计方法。
A variable structure controller for Static var Compensator (SVC) which can improve power Angle stability of power system and local voltage characteristics of SVC is proposed.
仿真结果表明：与常规电压型SVC控制器相比，SVC变结构控制器能有效地改善系统的动态特性。
The result of simulation shows that the proposed variable structure controller can improve dynamic characteristics of system more effectively in contrast to conventional voltage controller of SVC.
对空间电压矢量方法进行了改进，在不改变系统输出特性的前提下，使开关频率降低了50%。
Maintaining the output character of the system, the voltage space vector control was improved which made the switching frequency decrease 50%.
船舶电站电压的稳定性主要取决于同步发电机调压系统的动态特性。
The voltage stability of a ship power station is decided by the dynamic characteristic of its synchronous generator voltage regulation system.
本文针对负荷特性和有载调压变压器对电力系统静态电压稳定性的影响展开研究。
This thesis carries out studies aiming at the impact of load characteristics and on load tap changer on voltage stability.
当连接在一个光伏阵列时，每个光伏组件独特的电特性可决定整个阵列电流电压特性，由此提高光伏系统的发电量。
When combined in a PV plant array, unique electrical characteristics of each PV module define the current voltage characteristic of the whole array, and thus the energy yield of the system.
介绍了差动变压器式传感器的结构和输出特性，详细分析了其零残电压产生的原因，以及对测量系统非线性和灵敏度的影响。
The producing reason of residual voltage at zero point and its affection to the nonlinear quality and sensitivity of measurement system were analyzed extensively.
为精确测试半导体激光器(LD)的光功率-电流-电压(LIV)特性，提出一种基于脉冲注入调制的方法，并据此研制新型的LD脉冲测试系统。
A method based on pulse injection was put forward to test the light-current-voltage (LIV) characteristics of laser diode (LD), and a new type of pulse measurement system was developed.
分析了LCLV驱动信号的电压幅值、频率、占空比以及屏幕照度等诸多因素对投影系统对比度特性的影响。
The effects on the contrast of the LCLV projecting system, such as the LCLV driving signal voltage, frequency, duty cycle and the display screen illumination were analyzed.
针对电能质量扰动信号的特性，本文采用小波变换对电力系统的高频、瞬时脉冲、电压切痕扰动信号进行检测。
According to features of power quality disturbance signal, this paper detects the disturbance signals of high-frequency, transient impulse and voltage notch with wavelet transforming.
为了建立实际系统中有限元计算结果和控制性能之间的关系，电压方程和转矩公式用于负载特性分析中。
Voltage equations and a torque formula were employed in load characteristics analysis to establish the relation between FEM results and control performance in an actual system.
利用这种方法，对任意特性的氧化锌避雷器装入任何系统，都可以成功地进行过电压数值计算。
By using this method, overvoltage can be successfully calculated for zinc oxide surge arresters with arbitrarily specified characteristics and installed in any type of power system.
电压稳定性的核心问题是系统的无功功率特性，无功补偿装置的应用在改善电压稳定问题方面起着较好的作用。
The reactive character is the core issue of system'voltage stability, and reactive power compensation equipments play a well role in meliorating the status of system's voltage stability.
电力系统的静态电压稳定问题是系统特性与负荷特性共同作用的结果。
The steady state voltage stability is concerned with both system characteristics and load characteristic.
有载分接开关(OLTC)的调节特性和负荷特性对电力系统电压稳定性具有极大的影响。
Both regulating characteristics of on-load tap changer (OLTC) and load characteristics greatly impact power system voltage stability.
针对这种情况，提出了一种基于负荷裕度随机特性的方法来计算系统电压失稳的概率。
Therefore, this paper proposes a method to calculate the probability of voltage instability based on the stochastic characteristic of load margin index.
船舶电站电压的稳定性主要取决于同步发电机调压系统的电压响应特性。
The voltage stability of a marine power station depends on the voltage response characteristics of voltage regulating system of synchronous generator( s) of the station.
本文研究了静止无功补偿器的调节特性及其对减少系统电压浮动、改善系统稳定的效果。
In this paper, the regulating characteristic of the static VAR compensator (SVC) and its effects on reducing the system voltage fluctuation and improving the system stability have been investigated.
控制系统采用瞬时电压单闭环控制策略，以提高高频链逆变电源的动静态特性。
The single close-loop control method of HFL inverter based on voltage feedback was designed for better performance.
功率变换器主电路采用电压电流双闭环瞬时值反馈控制方式，电容电压和电流瞬时值控制环提高了系统的稳定性、硬特性、稳态特性及动态特性。
The voltage and current real-time feedback control method is adopted, which improves the stability, the stiffness, the static characteristics, and the dynamic characteristics of the system.
对一个三相系统模型进行仿真，分析了感应电机动态负荷特性对系统电压稳定性的影响，并给出改善电机节点电压性能的措施。
The paper simulates a three-phase system, analyzes influence of induction motor dynamics on voltage stability, and gives methods to improve voltage stability of induction motor nodes.
提出了一种适用于基于电压源换流器的直流输电系统的混合调制方式，可满足输电系统的暂态响应和稳态特性的需求。
A hybrid modulation method is proposed for the HVDC system using voltage sourced converter (VSC) technology, which performs satisfactorily both in steady state and in dynamic state.
船舶电力系统电压的稳定性主要取决于船舶电站同步发电机调压系统的电压响应特性。
The voltage stability of a ship's power system is determined by the dynamic characteristic of the synchronous generator voltage regulation system in the ship's power station.
应用电力系统负荷的电压-功率特性曲线，分析了不同负荷的负荷特性对静态电压稳定性的影响。
Analyses of the impact of different load characteristics on static voltage stability with the V-P-and-V-Q curves of power system loads.
利用脉冲电流法检测系统对合成绝缘子在不同电压下的脉冲电流特性进行了研究。
In this paper, on-line detection for composite insulator based on pulse current method is studied.
从逆变器等效输出阻抗的角度，对基于输出电压和滤波电感电流双闭环瞬时反馈控制技术的逆变器并联系统的环流特性进行了研究。
Output characteristic is one of the most important characteristics of voltage source inverter, which is determined by the equivalent output impedance of the inverter.
该系统主要有电流与电压关系测试、电压与电流关系测试、电阻与所加的脉冲信号关系的测试和疲劳特性测试等模块组成。
It includes several modules of the relationship between current and voltage, voltage and current, resistance and pulse width or height, fatigue characteristics.
采用电压外环电流内环双闭环控制系统，提高了系统的输出的精度和稳定性，改善了系统动态响应特性。
Outer inner voltage-current dual closed loop control system to improve the system accuracy and stability of the output and improve the system dynamic response.
金属氧化物避雷器作为电力系统过电压保护的主要电器，其保护特性非线性电阻片的残压决定。
As the main appliance for overvoltage protection in electric system, the characteristic of Metal Oxide Surge Arresters (MOA) is decided by the unit residual voltage of non linear resistance.
金属氧化物避雷器作为电力系统过电压保护的主要电器，其保护特性非线性电阻片的残压决定。
As the main appliance for overvoltage protection in electric system, the characteristic of Metal Oxide Surge Arresters (MOA) is decided by the unit residual voltage of non linear resistance.
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