点击切换搜索课件文库搜索结果(481)
文档格式:PDF 文档大小:48.89KB 文档页数:3
1 If the voltage across a 5F capacitor is 2te -V, find the current and the power 2 In 5s, the voltage across a 40mF capacitor changes from 160v to 220V. Calculating the average current through the capacitor
文档格式:PDF 文档大小:292.17KB 文档页数:11
65.1 Introduction 65.2 Primary Distribution System 65.3 Secondary Distribution System 65.4 Radial Distribution System 65.5 Secondary Networks 65.6 Load Characteristics George G. Karady
文档格式:PPT 文档大小:224.5KB 文档页数:5
The readings of three watt-meters Ax =v an+lnx vBx=vbn+lnx vc=von+v Nx (UANia tUBvibB+Uvicdt+l(uN(ia tibB +ic)dt T Jo aNaA foBNLbB +Uvic)dt The sum of the average powers taking by the three-phase loads
文档格式:PPT 文档大小:63.5KB 文档页数:1
The effective value of any periodic current is equal to the value of the direct current which flowing through a resistance R, delivers the same power to r as periodic current does
文档格式:PPT 文档大小:69.5KB 文档页数:3
Example 1: If 0=4v2 cos\tV, Z=2/600Q2 Find p(t)and P. Solution:
文档格式:PPT 文档大小:68KB 文档页数:1
《电路》(英文版)9-1 Instantaneous power
文档格式:PPT 文档大小:60.5KB 文档页数:2
Ohm's law states that voltage across many types of conducting materials is directly proportional to the current flowing through the material. U= Ri or R= i R--resis tance()( linear resistor) The resistor is a passive element that cannot deliver power or store energy
文档格式:PDF 文档大小:826.01KB 文档页数:58
73.1 Signal Detection General Considerations. Detection of Known Signals.Detection of Parametrized Signals. Detection of Random Signals Deciding A mong Multiple Signals. Detection of Signals in More General noise rocessesRobust and Nonparametric Detection Distributed and Sequential Detection. Detection with Continuous-Time Measurements 73.2 Noise Statistics of Noise. Noise Pow owerect of Linear Transformations on Autocorrelation and Power Spectral Density White, Gaussian
文档格式:PDF 文档大小:281.01KB 文档页数:10
67.1 Introduction 67.2 Power System Data Acquisition and Control 67.3 Automatic Generation Control Load Frequency Control. Economic Dispatch.Reserve K. Neil Stanton Monitoring. Interchange Transaction Scheduling Stanton Associates
文档格式:PDF 文档大小:156.3KB 文档页数:6
General Description de range of applica is local on card bypassing is needed only if the regulator is located far from 9 gulation, eliminating the distribution problems associated the filter capacitor of the power supply
首页上页1314151617181920下页末页
热门关键字
搜索一下,找到相关课件或文库资源 481 个  
©2008-现在 cucdc.com 高等教育资讯网 版权所有