通过系统各级新技术与拓扑的应用实现光伏（PV）系统的效率提高

Through the system at all levels of the application of new technology and topology of photovoltaic （PV） system efficiency increases

本文以新的逆变器拓扑与开关技术、最大功率点跟踪更新和用现场编程门阵列（FPGA）技术及微逆变器SoC方案应用为重点对实现光伏（PV）系统效率的提高作研讨，

In this paper, a new inverter topology and switching technologies, maximum power point tracking updates and using field programmable gate arrays （FPGA） technology and micro inverter SoC solution used as the key point to realize the photovoltaic （PV） system efficiency for discussion.