| 1. | Besides , with the development of power electronics technology , control theory and microprocessor technology , a lot of new technology have appeared which impel the wind generating system using high voltage direct current transmission ( hvdc ) 同时,随着电力电子技术、控制技术和微处理器技术的飞跃发展,又有许多新技术出现,它们向风力发电提出了新的和高压直流输电网并网的要求。 |