CAJ | 학술논문

随着电传自驾系统的飞速发展，电动舵机已成机载飞行系统可靠性的敏感部件。为开展舵机的可靠性工作，针对直升机舵机的结构特点设计了舵机寿命试验系统。该系统利用ARM与FPGA协作管理，采用Lab-Window/CVI虚拟仪器设计平台，实现了舵机的运行控制、状态监测以及基于SQL Server的状态数据库的管理等功能。根据相关标准，设计舵机寿命试验。试验结果表明，该系统运行良好，系统具有较高的精度，满足规定的寿命试验要求，可为研究舵机可靠性评估提供实验平台。
수착전전자가계통적비속발전，전동타궤이성궤재비행계통가고성적민감부건。위개전타궤적가고성공작，침대직승궤타궤적결구특점설계료타궤수명시험계통。해계통이용ARM여FPGA협작관리，채용Lab-Window/CVI허의의기설계평태，실현료타궤적운행공제、상태감측이급기우SQL Server적상태수거고적관리등공능。근거상관표준，설계타궤수명시험。시험결과표명，해계통운행량호，계통구유교고적정도，만족규정적수명시험요구，가위연구타궤가고성평고제공실험평태。
With the rapid development of fly -by-wire autopilot system , the electric-mechanical actuators ( EMA) have become the components critical to reliability of aerospace vehicles .In order to carry out researches on reliability of EMAs, life testing system has been designed according to the structural characteristics of helicopter EMA.The system with collaboration management of ARM and FPGA uses LabWindow /CVI virtual instrument de-sign platform to realize running control , on-line state monitoring and database management based on SQL Server and so on .Life testing of EMAs is designed according to the related standards .The test results indicate that the system not only has good performance and high precision which can meet the specified life test requirements , but also can provide an experiment platform for the research on reliability evaluation of EMA .