Description: 多功能低压配网无功补偿装置。该装置集多种功能为一体，具有动态无功补偿，配变监测，谐波测量和分析、计量!、通讯等功能。-low-voltage distribution network multifunctional reactive compensation devices. The installation of a multi-functional integration, dynamic reactive power compensation, distribution transformer monitoring, measurement and harmonic analysis, measurement! , communications, and other functions. Platform: |
Size: 65057 |
Author:飞扬 |
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Description: 多功能低压配网无功补偿装置。该装置集多种功能为一体，具有动态无功补偿，配变监测，谐波测量和分析、计量!、通讯等功能。-low-voltage distribution network multifunctional reactive compensation devices. The installation of a multi-functional integration, dynamic reactive power compensation, distribution transformer monitoring, measurement and harmonic analysis, measurement! , communications, and other functions. Platform: |
Size: 64512 |
Author:飞扬 |
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Description: 低压配电网的无功优化补偿,适合电力系统设计参考-Low-voltage distribution network compensation for reactive power optimization for power system design Platform: |
Size: 380928 |
Author:陈克佳 |
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Description: 潮流计算程序，可用于高压输电网的潮流解算，也可用于低电压-Flow calculation procedure can be used for the trend of high-voltage power transmission network solver, can also be used for low-voltage Platform: |
Size: 13312 |
Author:liuqiang |
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Description: 以INT51X1为核心的低压电力网载波、调制解调器及其实现技术的一些资料-To INT51X1 as the core carrier of low-voltage power network, a modem and realize some of the information technology Platform: |
Size: 11926528 |
Author:夏盛 |
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Description: PQ分解法潮流计算程序。既可以用于高压输电网的潮流解算，又可以用于低压配电网的潮流解算，还可以同时解算输电网
加配电网的混合潮流问题。-PQ decomposition process flow calculation. Both high-voltage transmission networks can be used to calculate the trend, but also can be used in the trend of low voltage distribution network solver, but also at the same time increase the supply grid solver distribution network issues mixed trend. Platform: |
Size: 8192 |
Author:coco |
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Description: 潮流计算源程序。
既可以用于高压输电网的潮流解算，又可以用于低压配电网的潮流解算，还可以同时解算输电网加配电网的混合潮流问题。
-Source flow calculation. Both high-voltage transmission networks can be used to calculate the trend, but also can be used in the trend of low voltage distribution network solver, but also at the same time increase the supply grid solver distribution network issues mixed trend. Platform: |
Size: 13312 |
Author:solomon |
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Description: 为满足在电网发生故障时风电机组需保持与电网连接并向系统不间断供电的要求,提出
了双馈风力发电机的动态模型、变流器模型、变流器保护及电网模型,以研究双馈风力发电机的暂
态特性.以1·5MW SUT-1500双馈风力发电机为原型,由一个无穷大电源等效电网模型,变流器模
型采用定子磁链的定向电流矢量控制方法,利用PSCAD软件对双馈电机的暂态特性进行仿真.仿
真结果表明,矢量控制能够实现双馈电机的有功、无功解耦,并可改善系统的低压穿越能力.
-To meet the power failure to keep their wind turbine grid-connected uninterruptible power supply to the system requirements, proposed doubly-fed wind turbine dynamic models of converter model, inverter protection and network model to Study of double-fed wind generator transient characteristics. to 1.5 MW SUT-1500 double-fed wind turbine prototypes, by an infinite power grid equivalent model of converter model uses the stator flux orientation of current vector control methods, using PSCAD software to double-fed motor simulation of transient characteristics. The simulation results show that vector control can be achieved double-fed motor active and reactive decoupling, and can improve the system through the capacity of low-voltage. Platform: |
Size: 619520 |
Author:mengxianghua |
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Description: 介绍一种最新推出的电力载波调制解调器芯片ST7538的基本原理，给出ST7538的主要控制电路和接口电路，讨论应用该芯片后些注意事项。-In this paper，the power line monitor system with stable performance，good reliability and accurate warning has been designed，in which street light monitoring and controlling and electric cable security have been given，using electric power network resources based on low voltage power line carrier Platform: |
Size: 75776 |
Author:张乐天 |
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Description: 本文以双Pwm变换器为基础，分析论述了电力电子装置的整流、逆变和回馈状态的国内外发展状况。随着科学技术的发展，电力电子装置的低功率因数和高谐波污染已经成为电网的两大主要危害，因此提高系统功率因数便是电力电子技术的发展趋势，本文阐述了功率因数的定义，脉宽调制的种类以及电压
型PWM变换器的原理、控制方法等内容，比较了脉宽调制的各种类型，详细推导了三相电压型PWM变换器的数学建模，指出系统各种控制方法的优缺点，着重表达了二相调制脉宽空间矢量WPM的算法推导，选用了系统主控芯片，编写了系统软件程序，设计了交一直一交的主电路结构，针对控制系统的要求，论
文对影响系统性能的几个主要参数进行了理论分析、推导和数值计算。
本文用Matalb仿真软件，对整个控制系统的动态性能进行了仿真与分析，验证了系统理论的正确性和可应用性，对样机的研制提供了强有力的指导作用。
论文最后，讨论了样机实验。通过一系列的实验，记录、分析样机在各种状态下的波形和数据，得出结论，做出展望，为课题的进一步研究打下了一定的基础。
-In this paper, double-Pwm converter, based on analysis of power electronic devices discussed rectifier, inverter and feedback status of domestic and foreign developments. With scientific and technological development, low-power electronic devices, power factor and high harmonic pollution has become the network s two main hazards, thus improving system power factor is the development trend of power electronics technology, this paper, the definition of power factor, pulse-width modulation types as well as voltage
-Type PWM converter principle, control methods, content, comparison of various types of pulse-width modulation, detailed derivation of the three-phase voltage-type PWM converter mathematical modeling, pointing out that the system s advantages and disadvantages of various control methods, focusing on expression of two-phase space vector pulse width modulation algorithm derived WPM, choose the system master chip, the preparation of the system software program designed to pay a d Platform: |
Size: 3617792 |
Author:狼狼 |
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Description: 一篇关于逆变器的论文 优化高电压IGBT造就高效率太阳能逆变器 -A paper on the optimization of inverter high voltage IGBT inverter to create high-efficiency solar Platform: |
Size: 271360 |
Author:ky |
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Description: 低压配电网理论线损分析计算 本科论文 word版本-Low voltage distribution network analysis and calculation of theoretical line loss word version of the undergraduate thesis Platform: |
Size: 109568 |
Author:宋微 |
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Description: 既可以用于高压输电网的潮流解算，又可以用于低压配电网的潮流解算，还可以同时解算输电网
加配电网的混合潮流问题,程序为PQ 分解法.-Both the trend for high-voltage transmission grid solver, but also the trend for low voltage distribution network solver, solver can also increase with the power transmission grid hybrid power flow problem, the program for the PQ decomposition. Platform: |
Size: 66560 |
Author:andy.qian |
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Description: 在低压电力线中运用分簇路由算法对网络进行网络重构-The use of clustering routing algorithm for network reconfiguration of the network in the low-voltage power line Platform: |
Size: 593920 |
Author:黄晨晨 |
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Description: 在低压电力线载波中运用逻辑拓扑结构构造的组网方法-The use of low-voltage power line carrier network is convenient method of logical topology constructed Platform: |
Size: 276480 |
Author:黄晨晨 |
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Description: 详细阐述了低压配电网作为数据网所固有的特点、技术分类与概况、实际应用与开发现状-Elaborate on the inherent characteristics as a data network of low voltage distribution network, the technical classification and An overview of the practical application and development status Platform: |
Size: 290816 |
Author:黄晨晨 |
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Description: 基于蚁群算法的低压配电网电力线通信组网方法-Ant colony algorithm based low voltage distribution network power line networking methodAnt colony algorithm based low voltage distribution network power line networking method Platform: |
Size: 625664 |
Author:成名名 |
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Description: 低压电力线通信网络特性模型与组网算法-Low voltage power line network characteristics model and network algorithms Platform: |
Size: 795648 |
Author:贾世博 |
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Description: 介绍了关于分布式电源接入低压配电网络的位置对配电网电压稳定裕度、系统稳定方面的影响-Describes the impact of distributed power access location for low-voltage distribution network distribution network voltage stability margin, the system stability of Platform: |
Size: 1473536 |
Author:理直气壮 |
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