短路电流
- 名short-circuit current
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怎样用basicBASIC语言编写计算煤矿供电系统短路电流的源程序
Calculating the Short-circuit Current of Power Supply in Coal Mine Using Basic BASIC Language
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短路电流计算中引入电压因数C的研究
Research on Leading-in Voltage Factor C in Short-circuit Current Calculation
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基于GIS数据平台的配电网短路电流计算
Approach to Short Circuit Current Calculation in Distribution System Based on GIS Platform
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本系统由图形界面、参数和定值管理、短路电流计算、保护整定、多级电网管理、Web构件等几部分组成。
The system is composed of graphic interface , parameter and setting management , short current calculation , protection setting , multi-level grid management and Web components .
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小短路电流TIG焊接触引弧研究
Study of Touch Starting TIG Welding Arc with Small Short Circuit Current
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结果表明:RBF神经网络可以正确地区分励磁涌流和短路电流。
The results showed that RBF NN can distinguish magnetizing inrush currents from internal fault currents correctly .
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本文运用派克方程分析了定子电流的表达式,并利用MATLAB针对具体的水轮发电机的短路电流进行了仿真研究。
In this paper , stator current was analyzed by Park Equation and sudden-short current of hydro-generator was simulated and analyzed by MATLAB .
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基于小波包和LS-SVM的变压器励磁涌流与短路电流识别方法
Recognition of Transformer Inrush Current and Fault Current Based on Wavelet Packet and LS-SVM
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提出了在VISUALBASIC程序中动态调用MATLAB计算短路电流的数值计算方法,并通过实例验证了利用该方法获得短路电流计算结果的有效性和实用性。
The method of calling the language of MATLAB in Visual Basic is proposed calculate the short-circuit current . Then both the validity and practicability of this method are verified through the instance .
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电流差动保护中的TA饱和造成了对短路电流的变换误差,从而影响了差动保护的动作可靠性。
In differential protection , the reliability of protection is influenced seriously by the TA 's transform error when TA saturated .
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利用MATLAB与Visualc++计算机技术开发了电力系统短路电流计算、潮流计算、稳定分析计算等可视化教学研究软件。
Based on MATLAB and Visual C + + language , a calculation and demonstration software package for the short circuit , power flow and analysis of stability of power system is developed .
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梯度Si(1-c)Gec混晶太阳电池长波光谱响应及其短路电流的理论计算与分析
Theoretical Computation and Analysis of Spectra Response of Long Wave and Photogenerated Current in Gradient Mixed Crystal Si _ ( 1-c ) Ge_c Solar Cells
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与OPGW实际的短路电流测试结果对比,计算的精确度在±5%以内。
Comparing the results with short-circuit tests to OPGW , we confirm that calculation accuracy is within 5 % .
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关于380V单相接地短路电流计算的探讨
Discussion on the calculation of 380V grounded single phase short - circuit current
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浙江500kV电网短路电流的控制
Control of short-circuit current for Zhejiang 500 kV power grids
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对调整上海500kV规划网架及控制短路电流的思考
Considerations on Shanghai 500 kV grid plan modification and short-circuit current controlling
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复现后,开路电压短路电流修正值误差分别为0.46%和0.40%,符合IEC规定标准。
After reappearing , the errors of the Voc and Isc were 0.46 % and 0.40 % respectively , which were accord with the IEC criterion .
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限制短路电流的220kV电网分区优化
220 kV Power Grid District-dividing Optimization for Limiting Fault Current
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采用串联电抗器限制500kV短路电流在华东电网的应用
Using series reactors to limit 500 kV short-circuit current for East China Power Grid
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REI等值法用于多节点配电系统短路电流计算的研究
Studies on applying REI method to computing short circuit fault current of distribution system of many nodes
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介绍IEC三相交流系统短路电流计算方法的重点和短路电流热效应计算,并用例题介绍其具体使用情况。
The key POints of the IEC method for calculating the short circuit current and its heat effect of a three-phase current system are described and elucidated specifically by examples .
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在研制微处理机晶体管弧焊机的基础上,研究了小短路电流TIG焊接触引弧的新技术。
Using a microprocessor - transistor arc welder , a technology for touch starting the TIG welding arc , controlled by microprocessor with small short circuit current , was developed .
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短路电流容量计算的基本原理尽管在OPGW相关的标准中有过叙述,但很少有实际计算方法上的报道。
The basic theory of calculation of short-circuit current capacity has been described in related OPGW standards . But the real calculation methods are seldom reported .
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接着分析了集肤效应影响下的并联P型、串联S型和链型三种轨道等效结构,以串联S型为基础,通过PSCAD/EMTDC仿真平台得到远端短路电流。
Afterwards , analyzing the influence of skin effect of parallel P type , serial S type and chain type three orbital equivalent structures , so as to form an S series for the foundation , through the PSCAD / EMTDC simulation platform got remote short circuit current .
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此电路在微机系统实时控制下,能对CO2焊短路电流进行局部削波,起到定量控制短路电流波形的作用。
During the short circuit period of CO 2 welding , under the real-time control of a microcomputer system , the IGBT circuit can cut off partial current wave and realize a quantitative control of welding current waveform .
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分析了华东500kV主环网短路电流水平。
The short-circuit current level of the main 500 kV loop network of East China Power Grid is analyzed .
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调谐型相间功率控制器(IPC)是一种串联型控制装置,其突出特点是具有很强的线路有功输送功率控制能力和短路电流限制能力。
The tuned Interphase Power Controller ( IPC ) is a series connected power controller which has outstanding ability to control active power in transmission line and to limit the short circuit current .
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定性分析了PV并网对配电网各处保护的影响,并着重研究并建立了PV处于不同位置时的短路电流与PV容量的关系表达式。
Then the impact of PV on protection of distribution network was qualitative analyzed , and the relationship expression between short circuit current and capacity of PV when PV located in different position was emphasized discussed and built .
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着重研究不同TiO2镀膜的厚度对染料敏化太阳能电池光电性能影响,包括光电转化效率、开路电压、短路电流、最大功率和填充因子。
The thesis mainly focused on the effect of the different coating thickness of TiO2 on dye-sensitized solar cells performance , including the photoelectric conversion efficiency , open circuit voltage , short circuit current , maximum power and fill factor .
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采用发电机的等效处理对环形网络的短路电流进行计算,将环形电网分为发电机网络和发动机网络,进行环形电力网络等效变换,并使用Matlab软件对实例进行仿真,仿真结果表明等效处理是正确的。
The short-circuits current in loop power network of ship is calculated by equivalently treating the generator . The loop power network is divided into the generator network and engine network to perform the equivalent treatment . A typical example is emulated by the Matlab software .