The motor speed was estimated by a PI adaptive relation deduced from the Lyapunov′s criterion and the stability of rotor speed estimation was proved by it.
提出了一种基于模型参数自适应系统(MRAS)的感应电机转子速度估算方法,用电机状态方程构成全阶观测器观测定子电流和转子磁链,利用李雅普诺夫第二法推导出转速估算公式,并在理论上证明了系统的全局渐近稳定性。
All kinds of strategies for speed estimation are analyzed in speed sensor-less direct torque control system, with merits and drawbacks discussed.
分析了无速度传感器直接转矩控制系统中转速估算方法,讨论了各种方法的优缺点,并提出模型参考自适应系统法、卡尔曼滤波算法及神经网络的方法将是今后转速估算的主要研究方向。
Therefore, a predictive method using fuzzy mathematic and smooth indexes has developed a new quick estimation method for FGD engineering cost of thermal power plants.
因此 ,应用模糊数学和平滑指数预测方法 ,推出了一种火电厂烟气脱硫工程造价的快速估算方法。
Several crucial issues concerning system stability,including operation system-induced jitters,methods for achieving high force computing refresh rate and velocity estimation,are analyzed and discussed with emphasis.
该文论述了由力/触觉设备、操作者和计算机仿真环境组成的力/触觉再现虚拟现实系统体系结构,分析了系统实现过程中需要着重注意的系统稳定性问题,包括操作系统引入误差、作用力计算刷新率和速度估算等。
On the basis of detailed introduction of computer simulation technology of traffic accident reproduction at home and abroad, existing technical problems are analyzed and discussed in data collection on spot, velocity estimation before and after vehicle impact, and virtual reality technology for the simulation of impa.
在详细介绍国内外事故再现计算机仿真技术的基础上,分析目前事故再现系统开发中事故现场数据采集技术、碰撞前后速度估算的技术、碰撞过程进行模拟的虚拟现实技术的研究现状与存在的问题,提出进一步优化的方向,进而达到完善交通事故模拟再现的目的。
Research on the Full-Order Flux Observer and the Speed Estimation Method of the Induction Motor
感应电机全阶磁链观测器和转速估算方法研究
Estimation method of assisted machine rotate speed for electric power steering system;
电动助力转向系统助力电机转速的估算方法
Measurement of cage speed can be used to assess the amount of sliding.
测量保持架的转速可用来估算滑动的大
Fast Rotational Motion Estimation Based on Modified Geometrical Algorithm
采用改进的几何算法快速估计图像旋转角度
General Algorithm of Stator and Rotor Resistance and Speed Estimate
感应电动机定转子电阻及速度估计的通用算法
The surge margin at design operating point was estimated by the numerical results.
根据设计转速下的计算结果,预估了压气机设计点的喘振裕度。
Fast inter mode decision and motion estimation in H.264 frame-skipping transcoding
H.264跳帧转码中帧间模式选择和运动估计快速算法
Speed Estimation With Parameter Adaptation of Induction Motors Based on Single Filter Multi-Model Algorithm
基于单滤波器多模型算法的异步电动机参数自适应转速估计
computed measured velocity
估算的测度流动速度
The closed loop control strategy by model tracking2- freedom rotation speed and the sight-based velocity estimation method are introduced.
提出了模型跟踪2自由度转速闭环控制策略和基于观测器的车速估算方法。
Estimates of Convergence of Szász Operator and Baskakov Operator;
Szász算子和Baskakov算子的收敛速度的估计
The Research a of Speed Estimation Based on EKF and Improved MRAS;
基于EKF和改进MRAS的转速估计研究
ETE - Estimated Time Enroute
估计在途时间(已当前速度计算)
RECURSIVE FAST ALGORITHM FOR LEAST SQUARES ESTIMATION WITH HOUSEHOLDER TRANSFORMATION
最小二乘估计的HOUSEHOLDER变换快速递推算法
Estimation of groundwater renewal rate by tritium in the piedmont plain of the Taihang Mountains
利用氚估算太行山前地下水更新速率
Estimating and Analyzing of Aerodynamic of Hypersonic Vehicle;
高超声速飞行器气动特性估算与分析
Fast Inter Motion Estamation Algorithm Research for H.264;
H.264视频帧间运动估计快速算法研究
Research on Fast Motion Estimation Technology Based on H.264 Standard;
基于H.264的快速运动估计算法研究