| 小力值火箭发动机推力测量静态标定装置研制 |
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| 引用本文： | 孙宝元,邢勤,张军,钱敏,曲国杰.小力值火箭发动机推力测量静态标定装置研制[J].大连理工大学学报,2009,49(4):526-530. |
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| 作者姓名： | 孙宝元 邢勤 张军 钱敏 曲国杰 |
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| 作者单位： | 大连理工大学,精密与特种加工教育部重点实验室,辽宁,大连,116024 |
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| 基金项目： | 国家自然科学基金资助项目(50475152,50675026) |
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| 摘 要： | 以压电石英测力平台为核心,建立起一套小力值火箭发动机推力测量的静态标定装置,解决了静态标定中液压加载出现的问题.通过实验获得了测力平台的各项静态性能指标,并对该静态标定系统进行了不确定度分析.结果表明:该压电石英测力平台具有良好的静态特性,其线性度、重复性指标都在1%以内,且该静态标定系统测量结果的不确定度远小于5%,测量精度比较高.因此,该测力平台的各项静态指标能够满足小力值火箭发动机的推力测试要求.
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| 关 键 词： | 小力值 火箭发动机 静态标定 压电石英 |
Development of static calibration apparatus of small-power rocket motor thrust measurement |
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| FKSUN BaoyuanFK,XING Qin,ZHANG Jun,QIAN Min,QU Guojie.Development of static calibration apparatus of small-power rocket motor thrust measurement[J].Journal of Dalian University of Technology,2009,49(4):526-530. |
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| Authors: | FKSUN BaoyuanFK XING Qin ZHANG Jun QIAN Min QU Guojie |
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| Institution: | SUN Bao-yuan,XING Qin,ZHANG Jun,QIAN Min,QU Guo-jieKey Laboratory for Precision & Non-traditional Machining Technology of Ministry of Education,Dalian University of Technology,Dalian 116024,China |
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| Abstract: | Based on the piezoelectric quartz force-measuring platform,a suit of static calibration apparatus of small-power rocket motor thrust measurement is established.The problem of hydraulic load is solved.The static parameters of the force-measuring platform are acquired by experiments.The uncertainty of the static calibrating system is evaluated.The experimental results indicate that the piezoelectric quartz force-measuring platform has good performance.The parameters of linearity and repeatability are all less... |
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| Keywords: | small-power rocket motor static calibration piezoelectric quartz |
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