双Buck-Boost集成DAB型三端口直流变换器电流应力优化

王杉杉,高明,石健将

Current stress optimization of dual Buck-Boost integrated DAB three-port DC-DC converter

Shan-shan WANG,Ming GAO,Jian-jiang SHI

表 2 电流应力优化前、后S1-S8开关管损耗的对比

Tab.2 Comparison of power loss of switches (S1-S8 ) before and after current stress optimization

实验编号 k Pon/W Pswitch/W Ploss/W 优化前 优化后 优化前 优化后 优化前 优化后 1 0.6 28.2 27.2 4.5 2.5 32.7 29.7 2 0.6 20.5 17.5 4.4 3.0 24.9 20.5 3 0.6 15.3 9.9 4.1 2.5 19.4 12.4 4 1.1 5.6 4.5 2.8 2.4 8.4 6.9 5 1.1 3.3 2.1 2.4 1.7 5.7 3.8