noise_calculation

NPC三电平逆变器SVPWM仿真模型，平台matlab2007。(NPC three level inverter SVPWM simulation model, platform MATLAB2007.)

各种时间之间的转换，包括： 将GPS周和周内秒转换到公历时间， 由公历日期和GPS周内秒计算公历时间， 将公历GPS时间转换到GPS周和周内秒， 将简化儒略日转换到公历时间， 将公历时间转换到简化儒略日， 从儒略日计算公历时间， 将公历时间转换到儒略日等。(The conversion between various times, including: Conversion of GPS weeks and weeks to the calendar time, The calendar time is calculated from the date of the calendar and the seconds within GPS weeks. The GPS time of the calendar is converted to GPS weeks and within seconds, Julian day will simplify the conversion to the calendar time, The Gregorian calendar time to simplify the Julian day, Calculate the Gregorian calendar time from Julian day, Convert calendar time to Julian day.)

说明：  使用IDL编程，envi批量镶嵌处理，方便处理多个影像，快速高效(Using IDL programming, envi batch mosaic processing, convenient processing of multiple images, fast and efficient)

说明：  在edem中自动移除与以“outlet”为前缀名的几何体接触的颗粒，并统计其质量。(In edem, particles contacting with geometry prefixed with "outlet" are automatically removed and their quality is counted.)

说明：  经典的牛拉法潮流计算matlab程序，IEEE 9 节点、6节点系统 潮流计算(IEEE 9&6 BUS power flow analysis)

针对汽车的电子稳定性控制系统的126法规，做了基础性的模型(A basic model for the 126 regulation of the electronic stability control system of automobiles has been made)

matlab求解天线的3db波束宽度和比较方向图，计算简单(Matlab to solve the antenna 3dB beam width and comparison of the direction of the map, simple calculation)

说明：  这是一个用codesys做的电子凸轮简单例程，用于入门codesys.(This is a simple routine of electronic cam made by CoDeSys, which is used to start CoDeSys)

利用状态方程在时域求解颤振速度 希尔道森气动力(aeroelastic flutter theodoson)

PD里面的4B5B编码，欢迎使用~~~~~~~~~~~~~~~~~(4B5B code in PD3.0 or USB3.0, welcome to use~~~~~~~~~~~~~~)