民用飞机载荷校准试验关键技术浅析

Initial Analysis on the Key Technologies of Civil Aircraft Load Calibration Test

民用飞机载荷校准试验是飞机载荷验证试飞的关键工作之一,飞行载荷验证的有效性很大程度上取决于校准试验的可靠性。为了提高校准试验的质量,对民用飞机校准试验中的关键技术进行研究和总结,阐述民用飞机载荷校准试验中测载站位的选取、应变法测量典型方案、校准载荷的确定、载荷方程的建立、试验报告的编制等内容,提出合理化意见和建议,可为我国民用飞机载荷试飞的开展提供一定的技术指导和帮助。

The load calibration test of civil aircraft is one of the crucial works of the loads verification flight test.The validity of flight test mainly depends on the reliability of calibration test.In order to improve the quality of calibration test,the key technologies of civil aircraft load calibration test is researched and summarized,including the selection of loads station,the typical layout of strain gauge,the determination of the magnitude of calibration loads,principle of load equations establishment,test report preparation and so on.The corresponding practical comments and proposal are raised.The research results can be used to proivide some technical guidance for civil aircaft flight load test.