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- velocity error compensator 速度误差补偿器
- Second, we estimate the angular velocity error making use of accelerometer"s redundance information. 第二，利用九加速度的冗余信息估计残差，对如何提高角速度的解算精度作了研究。
- In this paper the principle,scheme and feature of an active electronic error compensator for currenttransformer are described. 本文介绍一种电流互感器有源电子误差补偿装置的原理、电路和特点。
- The simulation results show that the level damp of DINS can reduce the influence of the external velocity error,and restrain the error of longitude effectively. 通过仿真分析,比较两套阻尼系统的仿真结果,可以看出双惯导水平阻尼能够显著降低外速度误差的影响,抑制经度误差。
- The simulation results show that the level damp of DINS can reduce the influence of the external velocity error, and restrain the error of longitude effectively. 通过仿真分析，比较两套阻尼系统的仿真结果，可以看出双惯导水平阻尼能够显著降低外速度误差的影响，抑制经度误差。
- This paper analyzes the reason of systematic error forming, the sound velocity error and attitude error are thought to be two main contribution factors. 摘要在多波束数据处理中，系统误差一般很少被顾及，部分文献采用两步滤波法削弱了系统误差的影响，但所建模型的可靠性较差。
- This thesis bases on the acoustic wave equation, uses the wavefield extrapolation operator in frequency-wavenumber domain to analyze the migration velocity error. 声学波动方程描述了声波动现象的物理本质，本文基于声学波动方程，借助于频率波数域的波场延拓算子来开展偏移速度误差的分析。
- Full offset stack may reduce seismic resolution,because of lower frequency of far offset than that of near offset in raw seismic data,NMO stretching and velocity error. 受原始记录远道频率低于近道频率、动校拉伸、速度误差等因素的影响,满覆盖叠加降低了地震剖面的分辨率。
- In this paper,the simulation results show that the level damp of DINS can reduce the influence of the external velocity error,decrease damping time,and restrain the error of longitude effectively. 通过仿真分析,比较2套阻尼系统的误差结果,可以看出双惯导外水平阻尼能够显著降低外速度误差的影响,减少阻尼时间,抑制经度误差。
- First, according to the tracking error dynamics and kinematics described by unit quaternion error and angular velocity error, a sliding mode controller is derived based on Lyapunov theory. 首先根据由误差四元数和误差角速度描述的跟踪误差动力学和运动学方程，设计了基于李亚普诺夫方法的滑模变结构控制律。
- The phase velocity dispersion and the numerical phase velocity errors ofelastic wave staggered-grid high-order difference method in anisotropic medium havebeen studied. 研究了各向异性介质中弹性波动方程交错网格高阶差分法求解的数值相速度色散和数值相速度误差。
- Methods of error compensation for azimuth holding system in an INS (inertial navigation system) are presented. 给出了陆用惯性导航系统方位保持仪的误差补偿方法.
- Moreover,this paper also added two feedforward items into thrust control angles so as to eliminate the effect produced by the initial position and velocity errors. 同时,在推力角中引入前馈项,用于消除初始位置和速度偏差对软着陆的影响。
- An error compensation method for intelligent electromagnetic compass (IEMC) is studied. 研究了一种智能电子罗盘的误差补偿问题。
- Error compensation technology is efficiency track to improve rotary accuracy of precision machine tool. 误差补偿技术是提高精密机床主轴回转精度的有效途径。
- Error compensation is an efficient way to improve machining accuracy of NC machine tools. 误差补偿技术是提高数控机床加工精度的有效途径。
- To avoid the singularities from appearing after gross error compensation, necessary cycle detection is added. 通过加入必要的回路检测，避免了幅度补偿后矩阵奇异性的产生。
- Short-circuiting device, open a way implement use at error compensation with load. 短路器、开路器和负载用于误差抵偿。
- A survey on the error and error compensation technology (ECT) of machine tools is presented. 采用误差补偿技术是提高机床加工精度的一个重要发展趋势。
- This study offers a theoretic basis for improving machining precision and the error compensations of spiral bevel gear. 研究结果对提高螺旋锥齿轮的加工精度和进行误差补偿提供了理论依据。
