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fft
用DFT 函数计算电压u, 电流i的基波(f1=50 Hz)的有效值和相位;
用FFT函数分别计算电压u和电流i 所包含的直流,基波和谐波的有效值和初相角;
可计算基波(f1=50 Hz)和各次谐波的功率p和功率因数con?.(The effective value and phase of fundamental wave (f1 = 50 Hz) of voltage U and current I are calculated by DFT function.
The effective values and initial phase angles of DC, fundamental and harmonic waves contained in voltage U and current I are calculated by FFT function, respectively.
The power P and power factor con of fundamental wave (f1 = 50 Hz) and harmonics can be calculated.)
- 2019-03-28 15:48:19下载
- 积分：1
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equation
线性方程组的计算，采用的是高斯消元法来实现的。只有主要的算法代码，没有写主函数(Calculation of linear equations using the Gauss elimination method to achieve. Only the main algorithm code, did not write the main function)
- 2010-08-05 19:34:04下载
- 积分：1
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Jacobi
牛顿迭代，雅克比,求解非线性方程组 数值分析
MATLAB相结合(Jacobi NEWTON)
- 2012-02-20 20:24:29下载
- 积分：1
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matlabFunctions
说明： 在matlab实现基于Schmidt的QR分解，共轭梯度法等(QR decomposition based on Schmidt in MATLAB)
- 2020-01-13 11:19:51下载
- 积分：1
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yinshigaosi_method
隐式高斯法求解三相不平衡配电网的潮流计算，很实用，欢迎下载。(Implicit Gaussian method for solving three-phase unbalanced load flow calculation of the distribution network, very practical, welcome to download.)
- 2021-05-07 21:31:35下载
- 积分：1
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conjgrad
共扼梯度法的Matlab源程序，寻找非线性或线性方程的极值(conjugate gradient method of Matlab source to find nonlinear equations or linear Extreme)
- 2006-06-03 10:57:55下载
- 积分：1
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weno
weno计算阶跃函数 时间离散采取三阶RK法；使用五阶WENO方法计算函数在[-1，1]内的数值解。(weno calculation step function)
- 2020-12-28 17:09:01下载
- 积分：1
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CAIC_M1
梁的有限元开裂分析代码，包括不同的裂纹形式，裂纹数目等(Finite element analysis of beams cracking the code, including different forms of crack, crack number, etc.)
- 2011-05-13 20:31:30下载
- 积分：1
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10
说明： Anderson计算流体力学第十章平板超声速流动例子源码(Anderson Chapter 10 supersonic flow example source code)
- 2020-07-29 11:25:04下载
- 积分：1
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jacobi
对于方程组AX=b，当系数矩阵非奇异时，对原方程进行改写，利用公式X^k=BX^(k+1)+g进行迭代求解。(For equations AX = b, when the coefficient matrix is nonsingular, rewriting the original equation, using the formula X ^ k = BX ^ (k+1)+g for iterative solution.)
- 2013-10-26 10:11:06下载
- 积分：1
