for zero-crossing and primary frequency modulation tests of the vietnam power grid, all wtgs in the...global" to "taking root" in the international market. it proves that the wind power technology and equipment
图9 某220 kv变电站分布式新能源+负荷等值模型fig.9 distributed new energy+load equivalent model for a 220 kv substation...line commutation converter,slcc)2种改进型技术、基于电压源换流器(voltage source converter,vsc)的柔性直流和低频交流输电技术(low frequency