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- It is shown that using coordinate transformation is highly effective for determination of event horizon. 证明了用坐标转换确定事件视界是一种行之有效的方法.
- First, the state feedback technique and coordinate transformation are used to linearize the IPMSM system. 文中首先针对电动机动态性能,利用状态回授及座标转换将其线性化。
- Field Oriented Control(FOC) is one of the advanced theories, Which is based on motor unification principle, energy conversion and vector coordinate transformation theory. 矢量控制作为一种先进的控制策略,是在电机统一理论、机电能量转换和坐标变换理论的基础上发展起来的,具有先进性、新颖性和实用性的特点。
- The method is greatly improved on an old one by calculating traverse error orthocenter, coordinate transformation and separation. 该方法通过求导线误差重心,坐标变换和分离的手段对原方法作了重大的改进,从而使计算变得简单。
- Based on the transformation of synchronous coordinate transformation and SPLL,this paper proposes a single-phase voltage sag detection method. 本文基于同步坐标变换及软件锁相环(SPLL),提出了一种单相电压凹陷检测方法。
- That is why it has good application future.The application of combining GPS and GLONASS is based on knowing the coordinate transformation parameters. 因此GPS与GLONASS的联合应用具有广泛的应用前景,但前提是必须知道GPS与GLONASS的坐标转换参数。
- Parameter calibration of the turntable and the coordinate transformation between multiple views at the fixed viewpoint are discussed. 论述了旋转装置的参数标定以及同一视点下不同视角的座标转换关系。
- General Scan-Line Polygon Fill Algorithm adopts some key methods such as coordinate transformation and floatFing number rounding strategy. 通用扫描线多边形算法采用了坐标变换、浮点数舍入策略等重要方法。
- The coordinate transformation matrix from the world, coordinate system to the object coordinate system is derived by finding the converse matrix. 利用矩阵求逆的方法,推导出世界坐标系到物坐标系的坐标变换矩阵。
- This paper presents the theoretical equations for the latter through coordinate transformation and streamtube approaches. 而对于各向异性地层,不同方向上的井距必须根据渗透率大小进行适当的调整,方可达到均衡驱替。
- In this paper, general expressions for coordinate transformation in crystal direct space or reciprocal space are derived by using of matrix calculus. 本文用矩阵运算简明地推导了晶体正空间和倒易空间中的坐标变换关系式;
- Under a new Tortoise coordinate transformation, by reducing and solving the Klein-Gordon equation near the event horizon, the Hawking radiation is studied. 采用一种新的Tortoise坐标变换 ;通过约化和求解视界附近的Klein Gordon方程 ;得到了黑洞的Hawking热谱和Hawking温度 .
- Under a new tortoise coordinate transformation,Hawking temperature of the Vaidya black hole is calculated by reducing the Klein-Gordon equation near the event horizon. 采用一种新的Tortoise坐标变换,约化视界附近Klein-Gordon方程,得到了黑洞的Hawking温度;
- Using coordinate transformation,we study the event horizon of accelerating non-stationary black holes,the equation of event horizon surface is calculated out. 采用坐标变换的方法;研究几种加速运动动态黑洞的事件视界;得到了黑洞的视界面方程.
- After the ballistic trajectory in midcourse was simulated, the aspect angles of warhead target were calculated in assumed scene by coordinate transformation. 仿真了空间目标飞行弹道后,通过坐标变换得到设定战情下的弹道目标雷达视线角。
- The computing methods of ellipse geometric parameters is derived by using coordinate transformation and edge fitting,and the computer simulation result is given. 从椭圆坐标变换和边界拟合出发,推导了椭圆几何参数的计算方法,并给出了计算机模拟检测结果。
- This paper presents calculation method and coordinate transformation relation in detail, which can be used in similar project design directly and reduce design work greatly. 对计算方法和坐标转换关系作了详细介绍,可直接运用于类似工程设计,从而使设计工作量大为减少。
- Field Oriented Control (FOC) is one of the advanced theories, which is based on motor unification principle, energy conversion and vector coordinate transformation theory. 矢量控制作为一种先进的控制策略,是在电机统一理论、机电能量转换和坐标变换理论的基础上发展起来的,具有先进性、新颖性和实用性的特点。
- Provide the DEM of forecasting data on the basis of OpenGL and analyze the algorithm of DEM model, coordinate transformation, cruise and the photo realism. 4. 3.;利用 OpenGL实现了预报数据的数字高程模型(DEM),并分析了DEM建模算法,坐标变换,漫游和图形的真实感。
- A wide angle beam propagation method in an oblique coordinate system (OCS WA BPM) based on coordinate transformation is used to simulate optical waveguides. 用坐标变换的倾斜坐标系中的广角光束传播法对光波导进行了分析。