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随着新的数学工具小波分析的实用化为基于NN负荷预测模型性能的改善提供了理论依据对于电力系统负荷非线性时间序列的辨识在预测方法研究中应给予重视在本文所用的基于小波原理和NN融合的预测原理是具有强的非线性时间序列的辩能力由研究和仿真表明它能有效提高预测的精度-with new mathematical tools wavelet analysis based on NN into practical load forecasting model to improve the performance
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PowerStation是一个全图形界面的电力系统仿真分析软件,可以对电力系统进行仿真,效果非常的好-PowerStation is a full graphical interface power system simulation and analysis software on the power system can be simulated, and the effect was very good
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PowerStation是一个全图形界面的电力系统仿真分析软件,可以对电力系统进行仿真,效果非常的好-PowerStation is a full graphical interface power system simulation and analysis software on the power system can be simulated, and the effect was very good
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PowerStation是一个全图形界面的电力系统仿真分析软件,可以对电力系统进行仿真,效果非常的好,第九部分-PowerStation is a full graphical interface power system simulation and analysis software on the power system can be simulated, and the effect was very good, some of the 9th
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PowerStation是一个全图形界面的电力系统仿真分析软件,可以对电力系统进行仿真,效果非常的好,第八部分-PowerStation is a full graphical interface power system simulation and analysis software on the power system can be simulated, and the effect was very good, Part VIII
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PowerStation是一个全图形界面的电力系统仿真分析软件,可以对电力系统进行仿真,效果非常的好,第七部分-PowerStation is a full graphical interface power system simulation and analysis software on the power system can be simulated, and the effect was very good, Part VII
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PowerStation是一个全图形界面的电力系统仿真分析软件,可以对电力系统进行仿真,效果非常的好,第六部分-PowerStation is a full graphical interface power system simulation and analysis software on the power system can be simulated, and the effect was very good, Part VI
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PowerStation是一个全图形界面的电力系统仿真分析软件,可以对电力系统进行仿真,效果非常的好,第五部分-PowerStation is a full graphical interface power system simulation and analysis software on the power system can be simulated, and the effect was very good, the fifth part
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PowerStation是一个全图形界面的电力系统仿真分析软件,可以对电力系统进行仿真,效果非常的好,第四部分-PowerStation is a full graphical interface power system simulation and analysis software on the power system can be simulated, and the effect was very good, the fourth part of
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PowerStation是一个全图形界面的电力系统仿真分析软件,可以对电力系统进行仿真,效果非常的好,第三部分-PowerStation is a full graphical interface power system simulation and analysis software on the power system can be simulated, and the effect was very good, the third part
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这是华北电力大学电力系统及其自动化专业电力系统稳态分析习题集,对考华北电力大学的电力系统专业的同学很有帮助-This is the North China Electric Power University, Power Systems and Automation of Power System Steady-state analysis of exercises set, on the examination of the North China Electric Power Univers
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电力系统谐波测量和分析方法研究的一篇很好的文章,介绍了谐波测量的种种方法-Power system harmonic measurement and analysis study of a very good article about the various methods of harmonic measurement
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Analysis of Transparent Mode IEEE 802.16j System Performance with varying Numbers of Relays and Associated Transmit Power
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This communication presents an alysis of the design and fabrication of power-efficient, low
cost VCSEL-based optical transceiver proposed for emerging fiber data distributed interface
(FDDI) and fiber channel local-area network (FCLAN
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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
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软件无线电技术是用于卫星导航和第三代移动通信(3G) 数据处理和计算的最优解决方案。运用基于FPGA的So PC 嵌入式设计方法构造软件无线电系统,提高了对动态实时信号的处理能力。设计完成无线通信体系结构,以及ADC 模数转换,数字下变频,CPU 中央处理器,DSP 运算单元,PCI 桥以及数据控制等模块的详细组成。相对于目前常规系统,该系统在功耗和体积方面可节省30 以上,对高速数据流的处理和计算能力有显著提高,可以应用于Cellular/ PCS 基站,GPS 抗干扰接收机,相控阵接收机,频
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电能质量中谐波的测量方法。电能质量监测与分析系统的设计与实现。-Harmonic power quality measurement method. Power Quality Monitoring and Analysis System Design and Implementation.
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电力系统故障分析,电力系统课程设计,对电力系统进行简单的故障分析-Power system fault analysis, power system program design, a simple power system fault analysis
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本课题进行了监控系统的上位机的硬件网络拓扑结构设计,上位机应用软件开发,前段采集系统的硬件设计及通信协议的分析研究,并成功地利用洲际整流电源通信协议开发了相应地协议分析程序,顺利地完成了对该设备的远程监控。进而解决了因厂家技术支撑力量薄弱造成的协议开发与设备更新的不同步的问题,对监控系统及通信电源系统的稳定运行具有重大意义。-The topics of the monitoring system of the host computer' s hardware, network topol
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提出一种用于电力信』息系统安全设计的建模语言和定量化评估方法。设计了安全体系设计
迹语言, 统一描述系统结构、系统业务、安全策略、攻击行为和安全措施等: 构造了风险自动分析算
法, 以获得电力信息系统的攻击迹: 基于攻击迹提出相对安全度概念, 用于定量评估安全体系的安
全性: 通过实例验证了所述方法的有效性。该方法可用于定量评估各类安全措施的控制效果, 如增
加新的安全功能、调整系统自身结构和用户业务需求等, 减少了选择安全措施的主观性-Information is propos
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