查询词典 Jacobian

It is proved that -1 couldnt be the eigenvalue of Jacobian matrix of Poincare map at .fixed point by the analysis of the symmetry of.

对于单自由度双面碰撞振子，通过分析Poincare映射的对称性，证明了不动点不存在-1的特征根。

In this thesis, various conventional and ill-conditioned load flow calculation methods have been fully analyzed and evaluated in the aspect of convergence, and the relationship between the convergence and the Jacobian matrix of polar type load flow equation has been discussed and evaluated.

本文对常规潮流算法和常用病态潮流计算方法进行了全面的算法、收敛性分析、评价、比较。

The Predictor Corrector Primary Dual Interior Point Method is used to solve the OPF model. The effectiveness of load shedding is confirmed using the Q-V mode analysis method, which can be applied to compute eigenvalues of a reduced Jacobian matrix. The numerical results of 2 IEEE standard test systems demonstrate that the proposed OPF model is very effective since it automatically identifies the weak buses and circuits and calculates minimum load shedding.

论文采用了预测-校正原对偶内点法求解该模型，并通过Q-V模态分析研究切负荷前后系统降阶雅可比矩阵的特征值变化情况，评估切负荷控制措施的有效性。2个IEEE标准试验系统的仿真结果表明，该模型直接针对系统薄弱环节，自动辩识切负荷节点和最小切负荷量，具有很好的效果。

Among six position and orientation parameters, three are independent and the other three are dependent, thus the Jacobian of the mechanism is a rectangular matrix.

在这种机构操作器平台的六个运动位姿参数中，只有三个是独立的，而其它三个参数不是独立的。

Analyzing the kinematics problem of the YJP-1 vision-servo redundant robot, the kinematics equation of the single arm has been established, the Jacobian matrix of front four joint has been formed using a new method.

对YJP-1型冗余度机器人进行了运动学分析。用D-H方法建立了YJP-1型冗余度机器人单臂的运动学方程。运用一种新的方法建立了YJP-1型机器人前面四个决定末端抓手位置的自由度的Jacobian矩阵。

On behalf of the original law Jacobian, Seidel SO...

雅可比、塞德尔和SOR迭代法的原理。

Through researching the extra singularities of decomposed Jacobian matrix, an approach resulted from adjusting velocity homogeneous item in real-time is proposed to effectively take account of the contradiction between stability and end state self-motion. Thus, some modified dynamic optimal schemes are deduced.

通过研究Jacobian矩阵分解的算法奇异性，提出实时调节速度齐次项的方案，可有效兼顾稳定性和终态自运动的双向矛盾要求，并推导了若干改进的动力学优化方案。

VB programmers using numerical solution of the Jacobian iterative formula.

详细说明：用VB程序编写的数值计算解雅克比迭代公式。

In this paper, we present a new minimal spectrally arbitrary pattern by using the Nilpotent-Jacobian method.

作者在文中给出了一个新的极小谱任意符号模式。

A new sign pattern K with 2n nonzero entries is given. It is proved that n×n (n≥6) sign pattern K is a minimal spectrally arbitrary pattern by using the Nilpotent-Jacobian method.

本文给出了一个新的含有2n个非零元的符号模式K，运用Nilpotent-Jacobian方法证明了n阶(n≥6)符号模式K是极小谱任意模式。

According to our present broadcasting situation,the thesis proposes using new technology to update and reform the present HFC. It also suggests broadcasting using self-advantage and arranging EPON in order to win the supermarket.

论文从我国广电的现状出发，结合实际，积极倡导采用新技术更新、改造我国现有的HFC网络；倡导广电现阶段利用自身优势，部署EPON网络来赢取市场。

A new general kinetic equation was derived in which the effect of the removal of condensation water was taken into account completely, and was applied to the polyesterification kinetic study of AA/HPHP and AA/NPG. It was found that the reaction order of self-catalyzed polyesterification was not constant. For these polyesterifications, the reaction order was 2.5 at a low temperature, while 3.0 at a high temperature.

考虑缩合水的排除对反应体系的影响，用体积浓度单位推导出一个新的聚酯反应总包动力学方程，并应用到AA/HPHP和AA/NPG两个聚酯化反应的动力学研究中，研究发现，自催化聚酯反应的反应级数并不是固定值，对于AA/HPHP和AA/NPG两个聚酯化反应而言，低温时反应级数为2.5，高温时反应级数为3.0。