某型固体火箭发动机推力测量不确定度的评定

ESTIMATION OF THRUST MEASUREMENT UNCERTAINTY FOR A SOLID ROCKET MOTOR

关键词:  固体推进剂火箭发动机  推力测量  精度评估

Key words:  Solid propellant rocket engine  Thrust measurement  Accuracy assessment

摘要:

根据“固体火箭发动机测量不确定度的评定”航天工业行业标准ＱＪ１２７５－９４，对某型固体发动机推力测量进行了不确定度的评定。文中简述了发动机推力测量系统工作原理、不确定度来源、不确定度计算。给出了固体发动机推力测量不确定度。

Abstract:

The thrust measurement uncertainty for a solid rocket motor has been estimated in accordance with the CASC standard QJ1275 94“Estimation of Uncertainty of Thrust Measurement for Solid Propellant Rocket Motors” The theory of thrust measurement and the source and calculation of uncertainty were mentioned.The thrust measurement uncertainty of a solid rocked mtor was given.