• 该文同步旋转坐标系模型基础,设计了三相电压PWM整流器联式非线性PI控制器

    This paper proposes a cascaded nonlinear PI controller for three-phase voltage source PWM rectifier, which is based on its model in synchronous reference frame.

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  • 介绍三坐标测量系统工作原理,并就车身工件坐标系数学模型建立进行了推导

    It describes the working principle of CMM, derives the workpiece coordinate system of white bodywork and establishes its mathematical models.

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  • 分析两相同步旋转坐标系逆变器输出数学模型基础上,提出一种新型闭环控制策略

    The proposed control strategy is developed through analyzing the mathematical model of the inverter output terminal under two-phase synchronous rotary coordinates.

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  • 建立了三相异步电动机旋转坐标系数学模型论述了空间矢量宽调制技术原理。

    The mathematical model of three-phase asynchronous motor in rotating coordinate system is established, and PWM technology of space vector is discussed.

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  • 基于定子静止参考坐标系,把感应电动机模型分为机械部分电气部分。

    The model of induction motor was separated into mechanical and electrical parts based on static reference coordinate of stator.

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  • 建立运动学数学模型时,运动学问题给出操作器相对于基坐标系位置姿态求解关节变量

    While setting up mathematics model of kinematics, inverse problem against kinematics is to give out the position and pose of manipulator based on the base coordinates and solve its joint variable.

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  • 考虑弯曲边界曲率效应水流水力特性影响,建立了正交曲线坐标系紊流数学模型

    This paper is concerned with a turbulence mathematical model under orthogonal curvilinear coordinates including the effects of streamline curvature on turbulent flow.

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  • 同步旋转坐标系建立了直线感应电动机矢量控制数学模型

    The vector control mathematical model of linear induction motor is established under the synchronization reference frame.

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  • 根据GPS导航SINS导航基本关系,在地心地坐标系建立了完整深层全组合导航系统数学模型

    According to the basic theory of GPS navigation and SINS navigation, the comprehensive mathematic models of integrate navigation system is built under Earth Center Fixed coordinate system.

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  • 针对一种新型永磁球形步进电机,运用卡尔旋转建立转子固连坐标系下转子动力学模型

    The dynamic model for a novel permanent magnet spherical stepper motor based on Cardan Angle rotation in rotor-fixed coordinates frame was set up.

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  • 研究了线结构传感器数学模型给出齐次坐标系表达形式

    The mathematical model of single line structured light transducer is studied and it's expression under homogenous coordinate is given out.

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  • 根据裂纹曲轴运动特点工作过程中裂纹开闭的实际情况,提出旋转坐标系建立其非线性振动模型

    The breathing behavior of the crack and the motion characteristic of crankshaft under operating condition were studied, and a model of nonlinear motion was established in a rotating coordinate system.

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  • 实物反往往需要各个不同视角得的数据进行多视定位,统一一个全局坐标系下,经过数据融合使之能够便于后续模型重建

    In reverse engineering, in order to meet the requirements for model reconstruction, it is often necessary to locate and merge the different view measured cloud data in a global coordinate system.

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  • 计算中采用了半正交曲线坐标系涡粘性向异性湍流模型

    The curvilinear semiorthogonal coordinate system and a turbulence model considering the anisotropy of eddy-viscosity are used.

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  • 体积中心为原点机体坐标系建立了完整自由度非线性模型

    A six degree of freedom (DOF) nonlinear dynamic model of the airship was presented based on the body axes coordinate system with the origin at the center of the volume.

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  • 采用坐标系建立了曲柄强度计算力学模型

    A mechanical model for calculating the strength of the crank pin on pumping units is established by a rotary coordinate.

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  • 对于变形问题采用浮动坐标系分段描述有效地降低离散误差,提高了模型的精度。

    About the large deformation description, a multi floating coordinate system is adopted. It can effectively reduce the error of discretization.

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  • 针对机动目标跟踪常见量测转换问题,提出了种基于球坐标系最优线性无偏估计滤波交互模型算法

    Aiming at the problem of measurement conversion within the target tracking, a new algorithm combined best linear unbiased estimation with interacting multiple model methods is derived.

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  • 忽略作物生长高度建立单目视觉条件图像坐标系到作物生长平面坐标系转换模型

    The translation model between image and crop row coordinate under monocular vision was set up, ignored the height of row crop.

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  • 常用坐标系推导空间运动数学模型设计方案飞行弹道

    Under the usual coordinates, the paper conclude mathematical model in space motion and design project ballistic trajectory.

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  • 本文机器人学理论基础上,将机器人模型建立在D -H坐标系下,根据变换方程推导出简单实用方程实现运动学方程的正

    Founded on D-H coordinate system, a series of kinematics equations are deduced to realize kinematics forward solution by means of transformation equations.

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  • 建立柱面坐标系分层弹性半空间地基模型

    The elastic layered half-space soil model is established in the cylindrical coordinates.

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  • 交通参数信息采集过程需要在实际道路坐标系图像坐标系之间建立一个视觉模型

    In the course of measuring the traffic parameters, a vision model between the road coordinate and image coordinate is needed.

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  • 建立任意斜交曲线坐标系液体火箭发动机(LRE)内部工作过程气液两相湍流化学反应模型

    Two-phase turbulent reacting flow model of the internal operating processes in Liquid Rocket Engine (LRE) is set up in non-orthogonal curvilinear coordinates.

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  • 模型系统采用广义曲线坐标系形式使用高精度自适应网格复杂界。

    The model system is in the generalized curvilinear coordinates, using high precision self-adaptive grids to fit the complicated topographies and coastal shapes.

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  • 建立三相电压型PWM整流器电流控制数学模型,输入电流静止坐标系下实现固定开关频率的解耦控制。

    In this paper, a current control mathematical model is established with fixed switching frequency for three-phase pulse width modulated (PWM) converter.

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  • 自适应滤波算法(1)研究坐标系水下目标被动跟踪问题,建立了被动跟踪动力学模型

    Adaptive Kalman filter algorithm study (1) Based on the study of the passive target tracking in modified polar coordinates, the nonlinear dynamic model is devised.

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  • 自适应滤波算法(1)研究坐标系水下目标被动跟踪问题,建立了被动跟踪动力学模型

    Adaptive Kalman filter algorithm study (1) Based on the study of the passive target tracking in modified polar coordinates, the nonlinear dynamic model is devised.

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