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- P-H MODEL FOR SMALL SIGNAL VOLTAGE STABILITY ANALYSIS AND VOLTAGE OSCILLATION DAMPING FACTOR 小扰动电压稳定分析的P-H模型及振荡阻尼因子
- small signal voltage stability 小干扰电压稳定
- The base-emitter voltage Vbe of a small signal transistor is about 0.65v and drops about 2mV/deg C.Vbe goes down with increasing temp. (对于小信号晶体管放大电路Vbe 一般是0.;65V,但随着温度的升高会按2mV/deg C的速度下降)。
- Delay margin is defined as the maximum time delay that system can sustain without losing its small signal stability. 在保证小扰动稳定前提下,电力系统可承受的最大时滞称为时滞稳定裕度。
- A sparsity-based critical eigenvalue technique in small signal stability analysis of large power systems is presented. 2.;提出了一种基于稀疏技术的关键特征值求解方法。
- Thermal tests, small signal tests, and stress analysis test. 电源模块热、小信号、应力分析测试。
- We also obtain the small signal gain and carry out some discussion. 对获得的小信号增益也进行了一些分析和讨论。
- A method for on-line static voltage stability margin calculation is presented. 提出了一种可在线应用的静态电压稳定裕度计算方法。
- Purpose: General small signal amplifier applications. 用途:用于一般小信号放大。
- It is presented a voltage stability control method based on power flow tracing. 给出了一种基于有功潮流追踪的电压稳定控制方法。
- Any small signal TR having turn-on Vbe of about 0.66 will work. 任何小信号的三极管只要使Vbe大约0.;66V就可以工作。
- The sudden change of the boundary of small signal stability region (SSSR) is shown through the studies of a 4-generator 11-bus power system models. 针对4机11节点电力系统,通过详细模型下的仿真发现小扰动稳定域边界上会出现几何形状的突变现象。
- The offset voltage adds directly to the signal voltage and can be modeled as an unwanted voltage source in series with the intended signal. 偏移电压被直接叠加到信号电压之上,可以被模型化为一个未知的电压源,与已知信号相串联。
- In this paper, the author mainly focuses on the influence of non-differential components to power system small signal stability region (SSSR) study. 研究了不可微环节对电力系统小扰动稳定域(SSSR)的影响。
- The superior voltage stability of such a Josephson voltage standard has many applications in dc voltage metrology. 此约瑟夫森电压标准杰出的电压稳定性在直流电压计量中可以有许多应用。
- It is convenient to measure the RCS, and the antenna pattern by this system having resolutions of both the turning angle of 1/36 degree and the echo signal voltage of 2.5mV. 该系统具有1/36度的转角分辨能力和2.;5mV的回波电压分辨能力;适用于目标RCS、天线方向性图等测量。
- A new type of extended small signal stability region (E-SSSR) is presented so that it can consider the low frequency oscillation phenomena captured in power system operations. 引入一种新的扩展小扰动稳定域的概念,以弥补原有小扰动稳定域无法考虑电力系统(超)低频振荡的不足。
- In the static range , the voltage stability affected from the action of on-load tap changer(OLTC) is discussed by use of the bifurcation theory . 本文利用分叉理论,在静态范围讨论了有载调压变压器分接头调整对电力系统电压稳定性影响问题。
- The boundary of small signal stability region(SSSR)is consisted of three types of local bifurcations of power system modeled by differential-algebraic equations. 引入一种新的扩展小扰动稳定域的概念,以弥补原有小扰动稳定域无法考虑电力系统(超)低频振荡的不足。
- This paper studies the effect of SVC or AVR in improving system voltage stability and reactive compensation. 文中采用配有自动电压调节器(AVR)的发电机励磁与系统母线装设SVC的方法,SVC采用闭环控制,研究其对电压稳定和无功补偿的效果。
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