大功率高性能多余度宇航电传伺服技术发展综述

Review on the Development of High Power and High-performance Redundant Aerospace Electric Servo System

关键词:  高性能  伺服技术  宇航  作动器

Key words:  High performance  Servo systems  Aerospace  Actuator

摘要:

高性能电传伺服系统广泛应用于航空航天工业领域, 其性能的改善可以提高设备的生产能力和产品质量。回顾了多余度伺服系统国内外发展历程与研究现状,针对未来航空航天飞行器对伺服系统在容错性、安全性、可靠性、空间体积、环境适应性、性能指标等方面提出的新要求,在分析传统多余度伺服技术的优缺点的基础上,重点阐述了新一代电冗余容错余度伺服技术的研究现状及关键技术,最后对宇航功率电传伺服共性关键技术进行了总结。

Abstract:

Highperformance mechanical servo system is widely used in aerospace industry, and the improvement of the performance can improve its production capacity and quality of the equipmentThis paper reviews the development history and current status of redundant servo system at home and abroad, and the new requirements for the servo system in the future spacecraft in terms of fault tolerance, safety, reliability, space volume, environment adaptability and performance index, are put forwardBased on the analysis of the advantages and disadvantages of the traditional redundancy servo technology, the research status and key technologies of the new generation redundant faulttolerant servo technology are discussedAt last, the common key technologies of aerospace electric servo system are summarized.