以全控型器件和PWM 技术为特征的二极管箝位多电平背靠背变换系统，能够实现能量的双向流动、有功功率和无功功率可独立控制、产生的谐波含量小、直流电压可控-Full PWM control type device and a diode clamp technique is characterized multi-level back-conversion system can achieve two-way flow of energy, active power and reactive pow

DFIG system, including a wind turbine, a generator, power electronic converters and power system grid are modeled. All of the control algorithms and operation modes are simulated. The active power is always controlled at maximum output while th

AVR单片机设计无功补偿控制程序，自动判断相位，根据电流AD值和电压AD值计算有功、无功、功率因数等实时参数。-AVR single-chip design of reactive power compensation control program, automatically determine the phase, based on the current value and the voltage AD AD value calculates active, reactive power

这是基于快速傅里叶变换之后，计算电压，电流，有功，无功及谐波的算法。-This is based on the fast Fourier transform, the calculation of voltage, current, active power, reactive power and harmonic algorithm.