second_order_type_III_PLL

2D math algorithm library to manipulate 2D vectors and matrix

机器人的PID控制之确定性单臂机械手的PD+前馈控制（先进PID控制MATLAB仿真第二版）(PID control of robot manipulator arm of the uncertainty of the PD+ Feedforward control (PID control of advanced simulation of the second edition of MATLAB))

信道化接收发射机设计，很好用。供大家一起研究学习。(Channelized receiver transmitter design, easy to use. Research for everyone to learn.)

the best file to learn english format

溶液纺丝动力学的常微分方程组求解，对干法纺丝的研究很有用，主要用的是四阶五级龙格-库塔ODE45（）求解的。(The solution spinning the dynamics of ordinary differential equations, the dry spinning useful is solved by order Runge- Kutta ode45 ().)

Model Predictive Control based on linear models is widely used in the process Industry.

说明：  车辆四分之一模型的matlab/simulink仿真，包含主动悬架的simulink控制器搭建(Matlab / Simulink simulation of vehicle quarter model, Simulink controller construction including active suspension)

％ 该Matlab程序基于牛顿－拉夫逊算法，用于计算已知导纳矩阵、PQ节点、PV节点、平衡节点(UA)的电力网络潮流 ％ U - 各节点母线电压 S - 各节点注入功率 S_net - 电力网络总损耗 ％ PQ_P - 实算PQ节点注入有功功率 PQ_Q - 实算PQ节点注入无功功率 ％ delt_PQ_P - 实算PQ节点有功功率修正值 delt_PQ_Q －实算PQ节点无功功率修正值 ％ delt_UA_P - 实平衡节点有功功率修正值 delt_U_2 - 实平衡节点电压平方修正值 ％ delt_PQV - 实算P Q U^2修正值 J - 雅可比矩阵 ％ e - 电压实部 f - 电压虚部 delt_ef - 电压实部与虚部修正值( The Matlab program based on the Newton- Raphson algorithm is used to calculate the admittance matrix is known, PQ node, PV node, the node balance (UA) the trend of the electricity networks U- the node bus voltage S- each node injection power S_net-- The total loss of electric power networks PQ_P- operator PQ is injected into active nodes PQ_Q- operator PQ is injected reactive power node delt_PQ_P- is considered the correct value of active power PQ node delt_PQ_Q- really count PQ node reactive power to amend the value of delt_UA_P- real active power balance of the correct value of the node delt_U_2- node voltage balance is the correct value of the square of delt_PQV- really count PQU ^ 2 the correct value of J- Jacobian matrix e- voltage real part f- the imaginary part of voltage delt_ef- voltage real part and imaginary part of the amendment value)

《智能预测控制及其MATLAB实现》(第2版)MATLAB源代码,包括模型预测控制，模糊控制等，与书中的e例子是一一对应的。(" Intelligent predictive control and MATLAB to achieve" (2nd edition) MATLAB source code, including model predictive control, fuzzy control, etc., and the book is one to one e examples.)

视频内容跟踪程序，经调试可以运行，视频文件要转换成matlab支持的格式(Video content tracking program, debugging can run video files to be converted into matlab format support)