| 相敏检波法在硬支承动平衡检测中的应用 |
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| 引用本文： | 王晓雷,鲁墨武,庞耀宗,胡乾坤.相敏检波法在硬支承动平衡检测中的应用[J].沈阳航空工业学院学报,2008,25(3). |
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| 作者姓名： | 王晓雷 鲁墨武 庞耀宗 胡乾坤 |
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| 作者单位： | 1. 沈阳航空工业学院,辽宁,沈阳,110136
2. 黄淮学院,河南,驻马店,463000 |
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| 摘 要： | 为了检测硬支承情况下转子的不平衡量,针对目前常用相敏检波电路的缺点,提出了一种模拟乘法器式检测转子旋转过程中不平衡量大小和相位的相敏检波法。描述了此方法的原理,运用此方法设计了检测电路,实现了预期的目的。
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| 关 键 词： | 相敏检波 动平衡 锁相放大器 |
Application of phase sensitive demodulation method in stiff support dynamic equilibrium examination |
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| WANG Xiao-lei LU Mo-wu PANG Yao-zong HU Qian-kun.Application of phase sensitive demodulation method in stiff support dynamic equilibrium examination[J].Journal of Shenyang Institute of Aeronautical Engineering,2008,25(3). |
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| Authors: | WANG Xiao-lei LU Mo-wu PANG Yao-zong HU Qian-kun |
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| Institution: | WANG Xiao-lei1 LU Mo-wu1 PANG Yao-zong1 HU Qian-kun2 |
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| Abstract: | In order to measure the dis-equilibrium amount of stiff support,aimed at the circuit shortcoming of phase sensitive demodulation,one kind of dis-equilibrium amount and phase examination method based on simulation multiplier is proposed in this paper.The principle is explained,and this method is designed to exam electric circuit and has realized anticipated goal. |
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| Keywords: | Phase sensitive demodulation dynamic equilibrium lock-in amplifier |
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