平衡法

This article elaborated the construction principle of two pipe jacking methods——Sludge-liquid balance method and air-pressure balance method , introduced the main equipments used, discussed the construction technology and the treatment measures, then summarized and evaluated the construction effects as well as the merits and disadvantages.

本文结合工程实例，论述了顶管施工中泥水平衡顶管法和气压平衡顶管法两种顶管法的施工原理，对其主要设备及作用进行了简单介绍，对顶管施工中技术及问题处理措施进行了详细阐述，并对施工效果和两种顶管法施工中的优缺点进行了总结和评价。

When we analyse rigid body with the theory of limit equilibrium, we do not obtain always reasonable maximal principle in physics, and the maximal value is the result of soil plasticity deformation.(2) Thoroughly commenting the typical method of slices from their satisfid equilibrium conditions, calculational parameter and their convergence, the thesis sortes the methods into four kinds. The first satisfies all kinds of equilibrium conditions, can obtain interslice force and the factor of safety.

2从满足的平衡条件、求解的参数及其解收敛性等，分析了各种常用极限平衡条分法，将其分为四类，第一类方法既满足力的平衡，也满足力矩平衡，能获得条间力和稳定系数的收敛解；第二类方法只满足一个方向力的平衡和力矩平衡，只能求得稳定系数；第三类方法既满足力的平衡，也满足力矩平衡，但不是严格的静定问题，解的收敛性差；第四类方法满足两个方向力的平衡，不满足力矩平衡，可求得稳定系数和条间力的大小，不能求得条间力方向。

At last, this essay applies the Balanced Scorecard to the China Construction Bank, analyses the CCBs four key success factors which including financial, customer, the internal business process and the learning andgrowth, puts forward a framework of BSC indicators( which could he a reference Uncommercial banks). And at the same time, the author analyses the actuality impediments of implementing BSC, and points out the tactics of conquering impediments.

文章最后对中国建设银行运用平衡计分法进行了财务、顾客、内部流程、学习成长四个方面的关键成功因素分析，提出了一个可供商业银行参考的平衡计分法指标体系框架，并分析指出了平衡计分法在我国商业银行应用的现实障碍与突破策略。

Hence, a self-balancing controller is implemented by considering the motion as well as configuration variation of the upper body (the 9-DOF mechanism). The control law utilizes the principle of computed torque method with online identification of related parameters using various sensors including an accelerometer. The incline angle is obtained by fusing a gyroscope and a tilt sensor. Under the balancing control, the forward motion of the robot is achieved by giving a desired tilt angle profile.

除此之外，本作品将此机器人装置在一具二轮式自动平衡移动平台之上，它提供了机器人灵活移动和转身的能力，但碍於此一平台本身为不稳定系统，所以必须实现一自动平衡演算法去计算底座以及上半身机器人动作行为的转动力矩，利用计算转矩法以及陀螺仪、倾斜仪和加速规去即时更新系统参数，让整个系统可以即时地保持平衡，并且利用设计角度值的概念让整个系统移动。

It is different from the finite element method which uses the calculus of variation to construct the element-based approximate equilibrium equation. It does consider the equilibriums of forces on the inter-element boundary, which are neglected in the finite element method through the weak formulation.

这种方法跟有限元素法不同，因为有限元素法是采用变分法建立各个元素的近似平衡方程式，这种方法也考虑元素与元素相连接的边界上的力平衡条件，而在有限元素法的推导过程中我们忽略了这种条件。

According to the basic principle of self-balanced pile test method and the conversional simplified conversion method , the pile bearing capacity between the equivalent loaded piles and self-balanced piles were compared .

根据自平衡测试法的基本原理，在传统简化转换法的基础上，通过等效受压桩和自平衡试桩上下桩段受力情况的对比分析，研究了负摩阻力对自平衡测试原理的影响，推得了桩承载力和位移的转换公式。

The advantages and disadvantages of balanced truncation, singular perturbational method and generalized singular perturbation are analyzed. A quasi-generalized singular perturbational model reduction method is proposed.

分析了平衡截断法、平衡奇异摄动法和广义平衡奇异摄动法存在的优缺点，提出了一种近似广义奇异摄动模型降阶算法。

This method not only combines the best features of balanced truncation and singular perturbational method, but also reduces the possibility of physical un-realization of the reduced model obtained from generalized singular perturbation method, according to a parameter chosen in the model-order reduction process.

新算法在广义平衡奇异摄动法降阶过程中引入一个实参数代替矩阵，不仅集成了平衡截断法和奇异摄动法的优点，而且减少了计算量，大大缓解了利用广义奇异摄动法得到的低阶系统可能面临的无法实现的问题。

In this paper, arrangement scheme of a novel multi-star phase shifted pole changing coil was given and the methods to determine coil split ratio were analyzed. According to electromagnetic theory, 2D electromagnetic mathematical model in which stator windings were spitted coil was developed, and magnetic field distribution of the novel motor at starting was solved by finite element method, starting performance of motor was calculated. Based on energy method, rotor slot leakage reactance under different poles and different loads were calculated, and the variation of rotor slot leakage reactance with loads was gotten. Based on time-step finite element method, distribution of branch current in stator windings and operating performance were calculated and analyzed when branch was unbalance, the method to calculate circulating loss in stator windings of novel multi-star phase shifted pole changing motor was given, and the effects of the loads variation and degree of unequilibrium on circulating loss in stator windings were calculated and analyzed.

论文系统的给出了采用分裂线圈法新型多星形移相变极绕组的排列方案，进一步分析线圈分裂比的确定方法；根据电磁场理论，建立了定子为分裂线圈绕组的电机二维电磁场数学模型，并采用场路耦合法求解了新型多星形移相变极电机起动时的磁场分布，计算了电机起动性能和基于能量法计算了不同极数下起动时转子槽漏抗和不同负载时转子槽漏抗，得出转子槽漏抗随负载变化的规律；采用时步有限元法计算分析了定子绕组支路不平衡时支路电流的分布情况及运行性能，给出了新型多星形移相变极电机定子绕组环流损耗的计算方法，分析比较了负载的变化和支路不平衡度大小对定子绕组环流损耗的影响。

Based on the traditional mechanical model the buble point method of three diagonal matrix, an neural network model of gas-liquid equilibrium computation for liquid air, which makes system presure P and equilibrium component of liquid phrase x1,x2,x3 as input nodes makes system temperature T, equilibrium component of gas nitrogen y1, equilibrium constant of argon and oxygen k2, k3 as output nodes, insteads of the buble point computation of the three diagonal matrix , thus a improved distillation model is built.

在传统的机理模型三对角矩阵法中的泡点法基础上，将体系压力P，平衡液相组成x1， x2， x3 为输入节点体系温度T ，平衡汽相氮组成y1 及氩、氧的相平衡常数k2， k3 为输出节点的神经网络液体空气汽液平衡计算模型，取代三对角矩阵法中泡点计算，从而建立改进的精馏塔模型改进模型用于空分塔的模拟计算，不仅计算速度快，计算结果与机理模型结果非常接近，且符合设计要求，对实现产品质量的在线监控具有一定的指导意义

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。