本文以双馈异步发由机系统为研究对象，根据互联系统阻抗稳定性分析理论，研究了双馈异步电机的输出阻抗建模和并网系统稳定性-Take the Doubly-fed induction　machines ystem as the research object in this paper , according to the　theory of interconnected system impedance stability analysis , studied doubly-fed induction machines output impedance modeling and grid-connected system stability