国外离子推力器栅极几何形貌测试评价技术的应用与发展

Application and Development of Measurement and Evaluation Technology of Gate Geometry of Ion Thrusters Abroad

摘要: 栅极组件作为离子推力器的核心部件，对电推力器的性能、可靠性及寿命起着非常重要的作用。简述了离子推力器栅极几何形貌测试评价技术的主要研究内容，重点论述了国外航天技术先进国家在寿命试验中应用栅极几何形貌测试评价新技术的重要进展，总结了几何形貌测试评价技术的发展趋势。

Abstract: As the core component of ion thruster, grid module plays a very important role in the performance, reliability and life of electric thruster. The main research contents of the grid geometry test and evaluation technology for ionized thrusters are briefly introduced. The important progress of the new technology applied to the grid geometry test and its evaluation in the life test of advanced space technology in foreign countries is discussed. The developing trend of the grid geometry test and evaluation technology is summarized.