对铅酸蓄电池，超级电容，锂电池，三者连接到dc-dc变换器升降压，然后采取不同的控制策略，恒压，恒流，恒功率控制，最后通过逆变器将直流变交流。matlab 仿真(For lead-acid batteries, supercapacitors and lithium batteries, the three are connected to the dc-dc converter to increase and decrease the