kalman

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.)

C#编写的三次样条插值函数，TSS法求解对角矩阵方程函数，插值点函数值计算函数。(prepared by the cubic spline interpolation function, TSS method diagonal matrix equation function, interpolation function point value function.)

基于多松弛因子的LB方法，运用C++编写方腔顶盖驱动流，计算方腔内流体的流场(Based on the LB method with multiple relaxation factors, the flow field of the square cavity top cover is written by C++, and the flow field of the fluid in the square cavity is calculated)

说明：  使用时间序列分析AR方法对油价进行分析，以及预测。采用BIC准则进行判阶，最小二乘法进行参数估计(AR time series analysis using the method of price analysis and forecasting. BIC criteria used sentence order, the least square method for parameter estimation)

NACA0012翼型流场计算。结构化网格，AUSM格式。(NACA0012 airfoil flow field)

一个简单介绍ZERNIKE矩的文章，zernike矩是一种在图像处理、模式识别中广泛应用的方法(ZERNIKE a brief moment of articles, zernike moment is a kind of image processing, pattern recognition methods widely used in)

二维弹性波正演程序，是在win7下Fortran编译器实习的(Dimensional elastic wave forward procedure, is under win7 Fortran Compiler internship)

矩阵求逆，使用fortran语言编写，希望能对有需要的朋友有所帮助(Matrix inversion, written in FORTRAN language, hoping to help friends in need)

谐波分析，加窗fft插值算法，幅值校正；多次谐波；峰值搜寻(Harmonic analysis；fft)

一种数值分析常用的欧拉算法,用matlab实现的(Numerical Analysis of a commonly used Euler algorithm, achieved using matlab)