| 航空发动机旋转叶片振动监测系统研究 |
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| 引用本文： | 段发阶,张玉贵,欧阳涛,叶声华,钟志才,石小江,范志强,滕光蓉.航空发动机旋转叶片振动监测系统研究[J].光学与光电技术,2008,6(1):48-51. |
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| 作者姓名： | 段发阶 张玉贵 欧阳涛 叶声华 钟志才 石小江 范志强 滕光蓉 |
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| 作者单位： | 1. 天津大学精密测试技术及仪器国家重点实验室,天津,300072
2. 中国燃气涡轮研究院,四川,江油,621703 |
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| 基金项目： | 国家自然科学基金
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教育部跨世纪优秀人才培养计划 |
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| 摘 要： | 介绍了叶尖定时测量旋转叶片的原理，设计的光纤柬式传感结合光电接收实现了高精度的弱光检测。基于“5＋2”传感器均布方案，利用双速率对叶片振动信号进行采样，通过“5＋2”处理算法实现了振动频率的准确辨识，并在某航空设备上进行了高速模拟转子实验，实验表明测得频率与应变仪结果一致。
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| 关 键 词： | 航空发动机 光纤传感器 叶尖定时 旋转叶片 振动测量 |
| 文章编号： | 1672-3392（2008）01-0048-04 |
| 收稿时间： | 2007-06-23 |
| 修稿时间： | 2007-09-10 |
Research on Rotating Blade Vibration Monitoring System for Aero Engine |
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| DUAN Fa-jie,ZHANG Yu-gui,OUYANG Tao,YE Sheng-hua,ZHONG Zhi-cai,SHI Xiao-jiang,FAN Zhi-qiang,TENG Guang-rong.Research on Rotating Blade Vibration Monitoring System for Aero Engine[J].optics&optoelectronic technology,2008,6(1):48-51. |
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| Authors: | DUAN Fa-jie ZHANG Yu-gui OUYANG Tao YE Sheng-hua ZHONG Zhi-cai SHI Xiao-jiang FAN Zhi-qiang TENG Guang-rong |
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| Institution: | DUAN Fa-jie ZHANG Yu-gui OUYANG Tao YE Sheng-hua State Key Lab of Precision Measuring Technology & Instruments,Tianjin 300072,China ZHONG Zhi-cai SHI Xiao-jiang FAN Zhi-qiang TENG Guang-rong Gas Turbine Academy of China,Jiangyou 621703,China |
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| Abstract: | The vibration measurement principle of blade tip-timing is introduced in this paper.The designed fiber-optic bun- dle sensor can realize high-accuracy weak light detection combining photoelectric receiver.Based on5+2scheme of equis- paced sensors,vibrating blades'signals are sampled by double rate.Vibration frequency is identified accurately through5+ 2processing algorithm.Besides,high-speed simulator rotor experiment is done on aero equipment,and measured frequency of this system is in accordance with that... |
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| Keywords: | aero engine optical fiber sensor blade tip-timing rotating blade vibration t |
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