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- Waveform in lock-in area of mechanically dithered ring laser gyro (RLG) and output of the old phase demodulator were analyzed by computer simulation. 利用计算机仿真分析了机械抖动激光陀螺过锁区的各种可能波形及原有鉴相方法相应的鉴相结果,从中发现了原鉴相方法存在的问题。
- To eliminate dynamic lock-in error of dithered ring laser gyro,it is desirable to inject a pseudo-random noise into the dither. 向抖动中注入高斯概率密度的随机噪声,以消除抖动偏频激光陀螺的动态闭锁误差。
- mechanically dithered ring laser gyro 机械抖动激光陀螺
- Demodulation and Implementation of Dithered Ring Laser Gyro 抖动偏频激光陀螺中的解调及实现技术
- During the performance of dithered ring laser gyros, bias level will change when the sensitivity of PZT used in measuring dit her amplitude changes. 在激光陀螺的抖动控制中,用作抖动幅度检测的PZT的灵敏度会随温度变化,从而造成偏频失稳。
- During the performance of dithered ring laser gyros,dither bias should keep stable.A dither controller using self-oscillation and AGC technology is designed and tested. 在克服传统抖动控制器缺点的基础上,设计了一种运用自激振荡及自动增益控制技术的新型抖动控制器。
- Analysis and Process of Lock-in in Mechanically Dithered Ring Laser Gyro 机械抖动激光陀螺过锁区分析与处理
- Design of dithering mechanism is an important step of the research on mechanically dithered ring laser gyros. 抖动机构设计是机械抖动激光陀螺研制的关键技术之一。
- A New Method for Eliminating the Lock-in Error of Mechanically Dithered Ring Laser Gyro 消除机械抖动激光陀螺闭锁误差的方法
- Experimental Investigation of Eliminating the Dynamic Lock-in Error of Dithered Ring Laser Gyro 消除抖动偏频激光陀螺动态闭锁误差的实验研究
- Research of the relation between dither frequency and temperature in mechanically dithered ring laser gyro 二频机抖激光陀螺抖动频率与温度关系的研究
- dithered ring laser gyro 机抖激光陀螺
- Investigation on Noise Injecting Efficiency of Dithered Ring Laser Gyros 机械抖动激光陀螺的随机噪声注入效率问题的研究
- The mechanical dithering of ring laser gyro (RLG) brings pseudo coning motion for strapdown inertial navigation system (SINS) with dithered RLG. 摘要对于机抖激光陀螺捷联惯导系统,激光陀螺的机械抖动偏频引入伪圆锥运动。
- The paper presents the dither feedback which exploits magnetoelectric dither pick-up(MEDP) technology in mechanically dithered ring laser gyroscope. 经分析指出,磁电拾振技术应用在机抖激光陀螺抖动反馈方案中,其工作原理属于速度型传感器,直接反映抖动偏频量。
- Temperature is one of the most important elements that affect the precision of ring laser gyro (RLG). 摘要针对激光陀螺的零偏受温度影响较大,为提高陀螺精度,研究了二频机抖激光陀螺抖动频率与温度之间的关系。
- Techniques borrowed from the ring laser gyro can be adapted to fluid flow measurement. 借环形激光陀螺仪的技术,加以改进使之适用于流体流量的测量。
- To eliminate dynamic lock-in error of Mechanically Dithered ring laser gyroscope,it is desirable to inject a pseudo smooth random noise into the sine wave dither signal. 为了消除抖动偏频激光陀螺仪的动态闭锁误差,需要向正弦抖动信号中注入一具有平稳性的随机噪声,以使抖动幅度随机变化。
- Langmuir Flow Effects in Ring Laser Gyros[J]. 引用该论文 袁晓东;高伯龙;曾明;张斌.
- Thermal effects impose the greatest limit on the precision of a ring laser gyro (RLG). 温度是制约提高陀螺精度的重要因素。