Photovoltaic power generation system based on accurate Z source network of inductance of taking a percentage

The utility model discloses a photovoltaic power generation system based on accurate Z source network of inductance of taking a percentage, boost boost circuit realize that maximum power trails, and the DCAC transform is realized to PWM contravariant bridge, the accurate Z source network of the inductance of taking a percentage has replaced traditional Z source contravariant network, and the advantage of accurate Z source contravariant network has been inherited to this network, and through adjusting the position that direct duty cycle and inductance were taken a percentage, can improve the ability of stepping up greatly, has promoted photovoltaic power generation's efficiency. 本实用新型公开了基于抽头电感准Z源网络的光伏发电系统，Boost升压电路实现最大功率跟踪，PWM逆变桥实现DC/AC变换；抽头电感准Z源网络代替了传统Z源逆变网络，该网络继承了准Z源逆变网络的优点，且通过调节直通占空比和电感抽头的位置，能较大地提高升压能力，提升了光伏发电的效率。