By studying on Jacobin matrix of planar, a method that can make the machine avoid singularity on operating is put forward. 通过对五杆机构雅可比矩阵的分析,提出了避免机床在工作时出现奇异位形的方法。
After a silence of a few moments, during which they all looked towards him without disturbing his outward attention from the Jacobin editor, they resumed their conversation. 他们只顾端详他,沉默了好一会儿,没有干扰他对雅各宾派报纸编辑的专心,然后又谈了起来。
Most states are Jacobin in spirit. 大多数国家在精神上都是雅各宾。
Madame Defarge returned to her counter to get the wine, and, as he took up a Jacobin journal and feigned to pore over it puzzling out its meaning, he heard her say," I swear to you, like evremonde!" 德伐日太太回到柜台去取酒。在他拿起一张雅各宾党的报纸装出吃力地读着、猜测着它的意思时,他听见她说,“我向你发誓,真像埃佛瑞蒙德!”
In this paper, we present a method of calculating the numerical derirative of Jacobin matrix for transform among space Cartesian, geodetic and plan coordinates. 提出了一种用于空间大地直角坐标、大地坐标以及平面坐标与大地高之间相互转换的雅可比矩阵的数值导数的计算方法。
The Jacobin matrix and the analytical expressions for the discrimination of singular configuration signified by numerals-symbols were derived, and an analysis was carried out on the operability and singularity of this parallel mechanism. 推导了雅可比矩阵和数字-符号表示的奇异位形判别的解析表达式,对该并联机构的可操作性和奇异性进行了分析。
Additionally, the inverse kinematics problem, Jacobin matrix, the workspace simulation respect to a variety of postures and other parameters of performance are presented. 分析了位置逆解和Jacobin矩阵,并在不同姿态下进行了工作空间仿真,给出了末端灵巧度的几项关键性能指标。
The controlled Lorenz system is considered firstly, and the control term of the system is given with the sense of the Jacobin matrix and the definition of the balanced point. 首先考虑受控的Lorenz系统,利用Jacobin矩阵和平衡点的定义,给出了系统的控制项;
As an important leader of Jacobin, Robes Pierre has brought the French Revolution to its climax. 罗伯斯比尔作为雅各宾派的重要领导人,把法国革命推向高潮。
Based on the ability of the error back – propagation network ( BP network) to approximate any non-linearity function on any accuracy, a BP network visual servo controller is designed, in which BP network is used to approximate inverse Jacobin matrix of robotic visual servo system. 基于误差反向传播网络(BP网络)逼近非线性函数的能力,本文利用BP网络逼近机器人视觉伺服系统的逆雅克比矩阵,设计了一种BP神经网络视觉控制器,使系统具有了学习能力。
The minimum singular value of the power flow Jacobin matrix can be used to evaluate the voltage stability margin. 潮流雅可比矩阵最小奇异值可用来评估系统电压稳定裕度。
According to simulation and analysis, static voltage stability could be estimated to be either conservative or rash based on the flex point of p-v curve and the oddity of Jacobin comparable matrix. 经过仿真计算分析,指出根据P-V曲线拐点或常规潮流雅可比矩阵的奇异性来判断系统的电压稳定性,则所得的结果既可能保守,也可能冒进。
Jacobin Coefficents Matrix of Full Wave Tomography for Ground Penetrating Radar 探地雷达波波动成像的雅可比系数矩阵
The condition number of the Stewart mechanism Jacobian was used to analyze the measurement precision of the sensors and the system. 利用Stewart机构的Jacobin矩阵条件数分析传感器精度到刚体测量精度的影响。
Static load model and Jacobin comparable matrix's structures and features were analyzed, the results showed that the Jacobin comparable matrix characteristic would be changed after considered the load character, which would have an impact on the static voltage stability. 对静态负荷模型和潮流雅可比矩阵的结构和特点进行了分析,研究表明计及负荷特性后将改变潮流雅可比矩阵的特征值,从而影响了系统的静态电压稳定性。
Next regarding estimating system load margin, although the minimum singular value of the power flow Jacobin takes on linearly compared to the load increasing in general, it is influenced by the change of PV nodes. 其次对于用最小奇异值指标评估系统的稳定裕度,虽然它随负荷功率增长基本是呈现线性的,但是同时也受到了PV节点的无功越限影响。
For strapdown imaging homing seeker system, the mapping relation from body line-of-sight ( LOS) angles and missile attitude angles to inertial LOS angles is described. Then its Jacobin matrix and error transfer equations are derived. 针对捷联成像寻的器,首先给出体视线和弹体姿态到惯性视线的映射关系,然后通过推导映射函数的雅克比矩阵,给出了从体视线和弹体姿态到惯性视线的误差传递公式。
In this paper the MRAC control was presented, that is, using radial basis RBF network as a shuttle kiln identify network, which produced the Jacobin information and the control error together with the information provided to be a study signal of the fuzzy neural network controller. 所以文中提出了MRAC控制方案,即采用RBF径向基网络作为梭式窑温度对象的辨识网络,它产生的Jacobin信息与控制误差一起提供给模糊神经网络控制器作为其学习信号。
However, when he took power with the Jacobin party in 1793, he enforced the horrible reign of Terror that shook the world., and the law was completely forgotten. 但在1793年,雅各宾派执掌政权的之后,作为领导人的罗伯斯庇尔却发动了震惊世界的恐怖统治,法律权威被彻底践踏。
Based on the inverse kinematic, the jacobin matrix is solved to discuss the singularity form of the structure and the workspace is analyzed. Secondly, The error and the error compensation is set up as the example of the macro motion mechanism. 基于运动学逆解求解机构的雅克比矩阵,分析机构运动中的奇异形位,采用实际数据计算机构工作空间。其次,以宏驱动拼接装置为例进行了拼接装置的误差分析并进行误差补偿。
This approach discarded the method of establishing voltage-stability index by the real-root existing conditions of equations or the determinant of Jacobin matrix and the proposed index accurately reflected the influences of static load characteristics on voltage stability. 该指标舍弃了根据方程实根解的存在条件和雅克比矩阵行列式建立计及负荷电压特性的电压稳定性局部指标的方法,准确地反映了负荷电压特性对系统电压稳定性的影响。
For continuation power flow calculation, based on the change of determinat of Jacobin matrix on PV-PQ converting, a fast and efficient method to identify limit induced bifurcation is presented. 在连续潮流算法中,基于PV-PQ节点类型转换时雅克比矩阵行列式的变化,提出子一种快速有效的连续潮流极限诱导型分岔点的识别算法。
On the basis of above, it calculates the inverse kinematics and the Jacobin matrix of the whole multi-axis shaking table. 在此基础上对整个多轴振动台进行了运动学反解解算与雅克比矩阵的推导。
Updating direction was obtained by computing transformed Jacobin matrix multiply with a vector, updating step could be obtained by Jacobin matrix multiply with another vector. 计算雅可比矩阵的转置与一个向量的乘积可得到模型的更新方向,雅可比矩阵与另一个向量的乘积可得到模型更新步长。
The Jacobin matrix between the rod length and the position, velocity, acceleration of the motion simulation platform is established. 建立了杆长与模拟台的位置、速度、加速度的雅克比矩阵。
The singular configuration based on the Jacobin matrix is analyzed and classified. 利用雅可比矩阵,分析了该并联机构的奇异性,并将其分类。
"Terrorism" in the French Revolution, the period of Jacobin rule has emerged, the earliest being used to deal with counter-revolutionaries. But it was gradually degenerate into breaches of international peace and security. 恐怖主义现象在法国大革命雅各宾派执政时期就已经出现,在应付战争和维护革命的特殊背景下,最早被用于对付反革命分子,但其后来逐渐变质,成为破坏国际和平与安全的工具。