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- There are some errors in the indirect rotor position estimation method of SRM, So performance of the rotor can't be well controlled by general control policies. 摘要由于电机间接转子位置角度估计方法中存在一定误差，采用一般的控制策略难以实现电机性能的良好控制。
- TDoA and DoA measurements, and the target position estimation results are obtamed based on the signal acquired by the stations and precision of tracking in a period. 该算法利用时间差和角度测量的结果，使用扩展卡尔曼滤波对目标跟踪，通过对每个周期各站截获信号和对目标跟踪精度的情况，选择输出两种方法对目标位置估计结果。
- target position estimation accuracy 目标位置估算误差
- As the measure noise has much effect on estimate precision and convergence speed, when noise increases abruptly, the position estimation converges slowly and the precision becomes poor. 由于观测噪声对估计精度和算法收敛速度有较大影响,当观测噪声突然增大时,UKF方法在位置估计时收敛变慢,而且精度变差。
- This dissertation proposes a robust controller design and a position estimator for micro permanent magnet synchronous motor drive systems. 摘要:本论文提出微型永磁同步电动机驱动系统的强健控制器设计及其转轴角度估测器。
- Application of Sensor Networks in Plume Source Position Estimation 无线传感器网络在气体源预估定位中的应用
- Position estimation for a mobile robot with augmented system state 基于高维状态空间的移动机器人定位
- The wood is held in position by a clamp. 木头用钳夹固定住了。
- The girl is quite suited for the position [work]. 这姑娘很适合担任这个职务[这个工作]。
- I can live in clover when I get that position. 我得到那个职位便可过上优裕的生活。
- He bribes his leader to consolidate his position. 他贿赂他的领导来巩固他的地位。
- First, a simple rotor position estimating technique is presented.By measuring the stator current and compensating for the influence of the back EMF, the rotor position and velocity can be estimated. 首先，提出一种简单的转轴角度估测方法，经由侦测定子电流，并适当地补偿电动机的反电势的影响，即可准确估测永磁同步电动机的转轴角度与速度。
- First, the structure and characteristics of the permanent magnet synchronous motor are introduced.Next, a rotor position estimating technique and a commutating technique are discussed. 文中，首先介绍永磁同步电动机的结构与特性，接著提出转轴角度估测及换相方法。
- He took up a radical position on this issue. 他对这个问题抱着激进的态度。
- She is unfit for such a senior position. 她不胜任这种高级职务。
- They plotted the new position of each vessel. 他们标明每艘船的新位置。
- He was exalted to the position of general manager. 他被提升到总经理的职位。
- We're now in a rather poor bargaining position. 我们现在所处的谈判地位不太有利。
- He is competent enough to fill that position. 他完全胜任那个职位。
- You place me in a very difficult position. 你使我非常为难。
