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SFDR_HD
- 由ADC的数字输出计算SFDR,THD,可以计算ENOB,并找出各次谐波-Calculated from the ADC' s digital output SFDR, THD, can calculate ENOB, and to identify the various sub-harmonic
harmonicdistortion
- 谐波失真(THD)指原有频率的各种倍频的有害干扰。放大1kHZ的频率信号时会产生2kHZ的2次谐波和3kHZ及许多更高次的谐波,理论上此数值越小,失真度越低。-Harmonic distortion (THD) refers to the original frequency range of frequency doubling of harmful interference. The frequency of signal amplification 1kHZ produce 2kHZ 2
dsp
- DSP 计算SNR,SINAD,SFDR,THD-DSP calculate SNR,SINAD,SFDR,THD
zy
- (本科生课程设计)主要实现的功能是设计一个恒压恒频正弦波逆变电源,具体参数如下:单相交流输入220V/50Hz,输出单相交流电压110V/50Hz,THD<5 ,负载为一般的阻感负载,功率1500W。利用matlab中simulink实现仿真功能。-The main functions of the (undergraduate curriculum design) is designing a constant voltage constant frequency sine wave i
ff2
- fft谐波分析的实例,并求出THD即谐波畸变率 -Examples fft harmonic analysis, and find THD
multilevelPWM_Control_cbit
- multilevel converter for decreasing the THD
thd
- C#企业人事管理系统,cs结构的人事管理系统-C# enterprise personnel management system, the structure of the cs personnel management system
ADC_dynamic
- ADC动态特性测试,包含SINAD,ENOB,SNR,THD,SFDR,HD(1~9次谐波功率)(the code to simulate the parameters such as SINAD,ENOB,SNR,THD,SFDR,HD)
并网仿真
- 单相逆变并网电路的主电路与控制电路的 simulink 拓扑结构图, 主电路由直流源、 mosfet 全桥、 LC 无源滤波器、 负载 R1、 R2 组成, 其中 R1 为 恒定负载, R2 为仿真负载突变并入的。 控制电路为 SPWM 闭环调制, 通过检测输出端的电压有效值通过 PI 控制器反 馈回控制端使输出电压尽可能为一个优质的正弦波且有效值在 220V 左右, 频率 为 50Hz, 根据相关准则输出电压波形 THD 应在 5%以内。(The Simulink topology
经典PFC电感计算
- 经典的功率因数矫正文档,为PFC初学者提供便捷入门。(Classic power factor correction document)
12
- 一篇关于大功率低谐波高频隔离的交流直流变换器,主要是应用与直流充电庄等设备(A 12Kw Three-phase low THD rectifier with high-frequency isolation and regulated DCoutput1)
ADCdongtai
- 可用于测量ADC的信噪比SNR,信纳比SINAD,无杂散动态范围SFDR,总谐波失真THD,得到频谱图及时域图的MATLAB作图,ADC测试方法是fft法(The following program code plots the FFT spectrum of a desired test tone. Test tone based on coherent sampling criteria, and computes SNR, SINAD, THD and SFDR.)
Current_zhihuan
- 单相逆变器仿真,MATLABR2016B工程文件,THD小于1%,电压电流双闭环控制,并且加入了负载扰动,控制效果良好(Simulations of single-phase inverters show that the THD of MATLAB R2016B project file is less than 1%. Double closed-loop control of voltage and current is adopted, and load disturbance is a