| 应变天平地轴校、体轴校对比的一些问题 |
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| 引用本文： | 王金印.应变天平地轴校、体轴校对比的一些问题[J].实验流体力学,2005,19(2):103-109. |
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| 作者姓名： | 王金印 |
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| 作者单位： | 北京空气动力研究所,北京,100074 |
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| 摘 要： | 为了评价和鉴定新的体轴系加载的校准设备，用五台天平和六个模型进行了两种校准设备、两种校准方法的对比试验，给出了两种天平公式用于处理风洞测力数据结果的差异，分析了其原因，对两种设备和方法进行了评价。
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| 关 键 词： | 应变天平 地轴 校对 校准设备 对比试验 校准方法 评价 风洞 |
| 文章编号： | 1672-9897(2005)02-0103-07 |
| 修稿时间： | 2003年7月25日 |
Problems involved in comparison of calibration of strain gage balance in ground coordinate system and body coordinate system |
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| WANG Jin-yin.Problems involved in comparison of calibration of strain gage balance in ground coordinate system and body coordinate system[J].Experiments and Measur in Fluid Mechanics,2005,19(2):103-109. |
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| Authors: | WANG Jin-yin |
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| Abstract: | In order to evaluate and appraise the new automatic re-positioning type balance calibration bench with which the balances are calibrated in body coordinate system, test investigation which used six models and five balances that were calibrated both in ground coordinate system and body coordinate system has been performed.This paper provides difference of wind tunnel force test data that were calculated with different matrices from two kinds of balance calibration equipments, and reasons have been analyzed, and two kinds of calibration equipments have been evaluated. |
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| Keywords: | calibration method strain gage balance wind tunnel measurement aerodynamics test |
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