构网型逆变器多机并联虚拟同步协调控制
多车自组织 P-f 有功频率与 Q-V 无功电压双向下垂控制回路,无需微秒级高带宽主从通信总线即可自发达成毫秒级功率均分。
旋转质量虚拟转动惯量数学拟合与瞬态阻尼
基于碳化硅(SiC)的高频双向车载逆变器采用虚拟转子摆动方程(Swing Equation)实时合成等效机械惯量,在微网遭遇 500kW 瞬时冲击负荷时坚固锁定电网频率变化率(RoCoF)。
- Autonomous black-start capability from multiple parked EV battery packs.
- Sub-cycle frequency stabilization maintaining 50Hz/60Hz ±0.05Hz.
- Proportional active and reactive power sharing without communication links.
- Zero circulating ground currents between connected vehicle inverters.
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