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Bessel_Transforms
Fourier bessel transform
- 2020-07-28 14:48:40下载
- 积分:1
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zhaomingdagonglvfaguanerjiguan
根据传热理论, 建立了大功率发光二极管的有限元模型. 选择了4 种键合材料( 高导热导电
银胶、纳米银焊膏, 大功率芯片键合胶、Sn70Pb30) , 4 种基板材料( Al2O3、A lN、A-l SiC、铜钼合金) .
采用ANSYS 有限元热分析软件进行了温度场仿真, 得到了大功率发光二极管封装材料的最优选
择. 研究了基板厚度、芯片输出功率及外接热沉时对发光二极管结温的影响.(Heat transfer theory, the finite element model of the high-power light-emitting diode. Choose four kinds of bonding material (high thermal conductive silver glue, nano-silver paste, high-power chip bonding glue Sn70Pb30) substrate material ( Al2O3, A lN, Al SiC, copper molybdenum alloy). temperature field simulation using ANSYS finite element thermal analysis software, the optimal choice of high-power light-emitting diode packaging materials. substrate thickness, chip output power and external heat Shen light-emitting diode junction temperature.)
- 2012-10-25 13:22:30下载
- 积分:1
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myEqualizer
说明: 一个复数域的自适应盲信号均衡器的MATLAB例程(a complex field of adaptive equalizer Blind MATLAB routines)
- 2005-09-19 12:02:16下载
- 积分:1
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FDTD_2D_RCS
这是一个用FDTD算法计算二维导体方柱散射场RCS的matlab程序.采用UPML吸收边界条件和高斯脉冲源激励,对于学习FDTD方法中的激励源加入,近-远场外推,吸收边界设置等很有帮助(This is a FDTD algorithm using two-dimensional square cylinder conductor scattering RCS of the matlab program. UPML absorbing boundary conditions used and the Gaussian pulse source excitation, the FDTD method to study the excitation source join, near- far outside the push, absorbing boundary settings, such as helpful)
- 2021-04-08 23:29:00下载
- 积分:1
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ANSYS-mesh
在有限元分析中的网格划分好坏直接关系到模型计算的准确性,这里是关于网格划分的一些讨论。(In in the analysis of finite element mesh is directly related to the accuracy of the calculation model, there is some discussion about grid division.)
- 2012-03-13 20:21:50下载
- 积分:1
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Learn R for Applied Statistics
Do you need to gain confidence with handling numbers and formulae? Do you want a clear, step-by-step guide to the key concepts and principles of statistics? Nearly all aspects of our lives can be subject to statistical analysis. Statistics: An Introduction shows you how to interpret, analyze and present figures.
Assuming minimal knowledge of maths and using examples from a wide variety of everyday contexts, this book makes often complex concepts and techniques easy to get to grips with. This new edition has been fully updated.
Whether you want to understand the statistics that you are bombarded with every day or are a student or professional coming to statistics from a wide range of disciplines, Statistics: An Introduction covers it all.
- 2020-06-22 22:20:01下载
- 积分:1
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nihe
说明: 在matlab环境下能进行各种曲线拟合的算法,非常好。(In the matlab environment to conduct various kinds of curve fitting algorithms, very good.)
- 2008-09-21 18:10:58下载
- 积分:1
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wogefasuanli
涡格法计算机翼的涡强,对不同剖面形状,拱度等进行了比较分析。并且与书籍上对比(Vortex lattice method the computer wing of the vortex is strong, the shape of different profiles, such as camber, a comparative analysis.)
- 2011-07-10 20:40:16下载
- 积分:1
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upwind
迎风格式有限元求解二维不可压缩流,值得学习和借鉴其中的许多内容(upwind finite element method solve incompressible fluent flow)
- 2013-06-23 09:30:39下载
- 积分:1
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complex-operator-overloading
实现复数运算符的重载,对C++初学者来说有一定的参考价值。(Complex operator overloading, C++ beginners a certain reference value .
)
- 2013-05-17 13:14:32下载
- 积分:1