Kjunzhijulei

This pdf file contains steps to simulate a traction load in an area with varaiable speed control and traction operation mode and regenerative mode.

Introduction to the Companion MATLAB Codes (Introduction to the Companion MATLAB Codes)

采用matlab编写的利用共轭梯度法求解矩阵方程(Prepared using matlab conjugate gradient method using matrix equation)

说明：  dsp相关的matlab程序，有很多哦， 很有用的(dsp procedures related to the Matlab, many Oh, very useful)

地震资料 数据处理 分频去噪 模块 主要压制随机噪音 异常振幅 野值 大值 方法特点：1 针对性强，主要去除随机噪音；2 随机噪音识别能力强，达到了较高的去噪水平；3 具有自适应性，能根据不同位置的不同特点统计识别噪音；4 振幅保真，对有效信号的保护性好；5 操作者可根据经验选择参数组合灵活去噪，达到较好的结果。 应用对比：为了展示本模块的去噪效果，所选取的对比对象是某知名成熟商业软件的分频去噪模块，其去噪效果在当前诸多成熟软件模块中是佼佼者，在地震资料处理界具有很好的口碑。 通过对比，说明本模块：1 针对性强，主要去除随机噪音和异常振幅等。2 随机噪音识别能力强，达到了较高的去噪水平。3 具有自适应性，能根据不同位置的不同特点统计识别噪音。4 振幅保真，对有效信号的保护性好。5 操作者可根据经验选择参数组合灵活去噪，达到较好的结果。(Frequency-dependent noise attenuation seismic data, processing module, is mainly to suppress random noise, denoising abnormal/large amplitude values Method of characteristics: 1 targeted, mainly to remove random noise 2 random noise and strong ability to identify , reach a higher level of de-noising 3 is adaptive , able to identify the noise statistics according to the different characteristics of different positions 4 amplitude fidelity , the effective protection of the signal is good 5 denoising operator flexibility to select the combination of parameters according to the experience , to achieve better results . Application contrast: To demonstrate the effect of the de-noising module , the selected object is a well-known comparative commercial software divide mature noising module de-noising effect is the current leader in many mature software module in seismic data processing industry has a good reputation. By contrast, the description of the module : a targeted, mai)

数学建模中常用的一些算法用matlab实现，可以作为一个library使用，内有详细说明(mathematical modeling of some commonly used algorithm using Matlab realized, can be used as a library, which is described in detail)

power_thyristor.rar,功率电子领域matlab仿真文件，已经验证过，程序运行正常(power_thyristor.rar.rar,Power electronics field matlab simulation file, has already been verified, the normal operating procedures)

DCDC变换器模型,采用双闭环控制，电压PI外环控制输出电压，电流PI内环加快相应速度(Model of a DC-DC converter，the completion of the current loop, double closed loop control scheme of voltage outer loop.)

ofdm信道估计的程序源代码，使用matlab语言编写(ofdm channel estimation of the source code, the use of language matlab)

说明：  一段仿真云层图像的matlab代码，可以用来模拟低信噪比中小目标探测的图像。(ａmatalb file used to simulate the clouds.)