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electromagneticwaveTE13
- 利用matlab仿真金属圆柱体内电磁波分布,有助于掌握电磁波的传播情况。 把程序文档放入matlab的默认读取文档中,打开Cwave.m。Cwave.m是演示程序,由它调用其它函数。其中Z表示Kz*z,范围为0~2*pi。默认取2*pi为一个周期,num表示在一个周期内平均取多少个Kz*z值,默认为50(计算后每个值如Er都有五十幅图)。CWaveGuideCaculate函数用于计算Er,Efia,Hr,Hfia,Hz等值。CWaveGuideShow用于三维显示计算后得到的值,可以比较生
orbita_sunsync
- Orbita.m Programa para dibujar un periodo de la orbita de un satélite apartir de los parámetros orbitales Programado a partir de la hoja TUNDRA2.pdf Ramon Martínez, 20-12-2006 Parámetros k=398613.52 en (km^3)/(s^2) Re = 6377 km
ForcedPendulum
- This simulink model simulates the damped driven pendulum, showing it s chaotic motion. theta = angle of pendulum omega = (d/dt)theta = angular velocity Gamma(t) = gcos(phi) = Force omega_d = (d/dt) phi Gamma(t) = (d/dt)omega + omega/Q
publicationdtl
- S u r f e r自动控制技术在气象资料 自动成图中的应用 -Ab s t r a c t : The ma i n f un c t i o n s o f Su r fe r s o f t wa r e,Ac t i v e X a u t o ma t i o n t e c h ni q ue a nd t he i n t e r fa c e o f VB a p p l i c a t i o n a n d S u r
xiaobofenxi
- 小波工程主要包括一两部分:一、连续小波分析的应用,二、离散小波分析的应用。下面分两个部分分别说明这两个程序的分析结果: 一、连续小波分析: 所用信号为自己构造的三角波和正弦波叠加的信号:s=(-1).^(floor(n/50)+1).*(mod(n,50)-25)*2-(-1).^(floor(n/17)+1).*(mod(n,17)-8.5)*3+1*cos(n/2)*10。其中第一项(-1).^(floor(n/50)+1).*(mod(n,50)-25)*2为一周
zn01
- 用Ziegler--Nichols整定公式来求P,PI,PID的个参数,其中Gc是校正器的传递函数,kp为比例系数, Ti为积分时间常数,Td为微分时间常数,输入参量vars为带迟滞--惯性环节模型的KT τ-With Ziegler- Nichols tuning formula to seek P, PI, PID' s parameters, which Gc is the corrector transfer function, kp is proportional coeffic
zn02
- 用稳定边界法整定公式来求P,PI,PID的个参数,其中G是已知被校正系统的开环传递函数,kp为比例系数, Ti为积分时间常数,Td为微分时间常数,输入参量Gc为校正器传递函数,p为系统开环极点的个数(不计重根个数,即多重根只计一个根)-With the Stable Boundary tuning formula seeking P, PI, PID' s parameters, of which G is known to be corrected and the system of o
inmin01
- 用积分最小值准则来求P,PI,PID的个参数,其中Gc是校正器的传递函数,kp为比例系数, Ti为积分时间常数,Td为微分时间常数,输入参量vars为带迟滞--惯性环节模型的[K T τ],已知参数k=vars(1);T=vars(2);ι=vars(3),iC=vars(4) -Minimum criteria of integral seeking P, PI, PID' s parameters, which Gc is the corrector transfer function
cc01
- 用Cohen--Coon整定公式来求P,PI,PID的个参数,其中Gc是校正器的传递函数,kp为比例系数, Ti为积分时间常数,Td为微分时间常数,输入参量vars为带迟滞--惯性环节模型的KT τ 输入参量vars为带迟滞--惯性环节的K T ι,已知参数k=vars(1);T=vars(2);ι=vars(3)。-With Cohen- Coon tuning formula to seek P, PI, PID' s parameters, which Gc is the corre
mini2
- clear all clc t=0:1/1000:10-1/1000 s=sin(2*pi*t) snr=20 s_power=var(s) varience of s linear_snr=10^(snr/10) factor=sqrt(s_power/linear_snr) noise=randn(1,length(s))*factor x=s+noise Ó É SNR¼ Æ Ë ã
fit_ML_maxwell
- fit_ML_normal - Maximum Likelihood fit of the log-normal distribution of i.i.d. samples!. Given the samples of a log-normal distribution, the PDF parameter is found fits data to the probability of the form: p(x) = sqrt(1/(2*pi))/(s*x)*
pgpi
- PGPI(NUM,DEN,W,FI,A) plots the stability boundary locus L(KP,KI,W)in the (KP,KI)-plane for an LTI system with transfer function defined by its NUM, DEN coefficients and driven by a PI controller with transfer function, C(s)=kp+(ki/s). Frequency (W) g
EM-for-HMM-Multivariate-Gaussian-processes
- Expectation-Maximization algorithm for a HMM with Multivariate Gaussian measurement Usage ------- [logl , PI , A , M , S] = em_ghmm(Z , PI0 , A0 , M0 , S0 , [options])
CDR_NTF
- 从数字电路角度,分析PI(比例和积分)环路滤波电路所组成的闭环控制环路的传输函数以及误差传输函数的形状,从中可以看书环路的peaking,3db带宽以及稳定性等性能-From the perspective of digital circuits, analyze the PI(propotional & integral) loop filter s closed-loop transfer function as well as the error transfer function, fr
fem1d_spectral_numeric
- FEM1D_SPECTRAL_NUMERIC is a MATLAB program which applies the spectral finite element method to solve the problem u = - pi^2 sin(x) over [-1,+1] with zero boundary conditions, using as basis elements the functions x^n*(x-1)*(x+1), and carrying out the
PH-controller-simulation
- 在不考虑时滞的条件下,建立PH中和过程的数学模型,利用反S变换和线性PI控制器对其进行控制仿真实验。-Without considering the delay conditions, establish mathematical models of PH in the process ,and anti-S-transform and linear PI controller is used to simulater control performance in matlab.
diedaixuexi
- 迭代学习控制程序,适用于初学迭代学习控制的人,-The process of Ifjsf askfd sa klfd js lskjdl fn kjas ldfj ldsfk kd lfdk dkf d d dfljmdfkpe e e rer e re er e r t y tdlfkd-p s[p oioi kldkl d lkf ldkp m dkkf fd d lfkl lfdl k ldpeerei[ m[pi[e epirep p
matlab1
- 控制工具箱与SIMULINK软件应用:系统对象为G(s)=4/s(s+2) PI补偿器K1(s)=(s+1)/s K2(s)=(s+0.5)/s a 若由K1(s)与 G(s)串联组成的单位反馈系统,称为系统A。 b 若由K1(s) 放置在G(s)的反馈通道称为系统B。 c 若由K2(s)与G(s)串联组成的单位称为系统C,绘制上述每一种情况的阶跃响应与斜坡响应,求每一种情况下的系统阶跃响应误差与斜坡响应误差,并与理论分析结果进行比较。 -Control toolbox a
1234435
- 用matlab 7.0编写的滑模变结构仿真的例子。-S-function for continuous state equation function [sys,x0,str,ts]=s_function(t,x,u,flag) switch flag, Initialization case 0, [sys,x0,str,ts]=mdlInitializeSizes Outputs case 3, sys=mdlOutputs
Discret-Wavelet-Transform-got-Daub2-by-Santhana-R
- y=d2wavelet(x,Fs,level) does the 2nd order Daubechies Wavelet Transform of signal x with a sampling frequency Fs and the DWT is decomposition is done upto a level It returns the matrix of all decompositions and the final approximations. Instead