太阳能光伏电池方阵及直流变换系统仿真设计

A Study on the Simulation Design of the Solar Photovoltaic Cell Array and DC Converting System

介绍一种具有最大功率点跟随功能的高效率光伏直流汇集系统,该设计主要包括太阳能光伏电池方阵的设计、MPPT电路设计、隔离升压电路的设计,以及对应参数的计算、逆变电路的设计和对应参数的计算、对应控制电路的设计。各模块设计完成后,通过仿真结果调整部分参数,减小了太阳能光伏电池方阵阵列输出电流的波动,使得输出的三相电波形更好。

This paper mainly introduces a high-efficiency photovoltaic DC collection system with the maximum power point following function,which mainly includes the design of the solar photovoltaic cell array,the design of the MPPT circuit,the design of the isolation boosted circuit and the calculation of corresponding parameters,the design of the inverter circuit and the calculation of corresponding parameters,and the design of corresponding control circuit.After the completion of the design of each module,some parameters can be adjusted based on the simulation results to reduce the fluctuation of the output current of the solar cell array and improve the output three-phase electric waveform.