Secondly, measuring arrangement in three-phase distribution systems, decomposing Jacobian matrix algorithms and how to choose pseudo-measurement weight are discussed.

1、

The core mass of single-phase and three-phase distribution transformers with wound core is analyzed and calculated. The examples are given.

对单相、三相卷铁心配电变压器的铁心质量进行了分析和计算，并给出了实例。

互联网摘选

2、

Three-phase distribution network power flow and network reconfiguration and dynamic reconfiguration problem are studied in this dissertation.

本论文研究配电网络潮流计算、大规模配电网络重构以及配电网络的动态重构等问题。

互联网摘选

3、

A New Compensator for Unbalanced Three-Phase Distribution Systems

一种用于配电系统三相不对称的新型补偿器

互联网摘选

4、

Based on the result that transformer can transform travelling waves effectively, this paper researches the transform characteristic of travelling waves in three-phase distribution transformers.

在已经证明配电变压器能有效传变行波信号的基础上，本文对三相配电变压器的行波传变特征进行了研究。

互联网摘选

5、

Single-Phase Run of Three-Phase Distribution Transformer and Its Boundary Conditions

三相配电变压器单相运行分析及约束条件

互联网摘选

6、

Our data show that the three-phase diagram of phospholipids/ TBA/ water can be divided into three main regions corresponding to a clear solution of lipid in aqueous TBA, suspensions of stacked hydrated lipid bilayers in excess aqueous TBA, and liposomes.

本论文的研究表明，磷脂、叔丁醇和水混合物可以形成三个不同的相区，即脂质体区、沉淀的双层区和单相溶液区。

互联网摘选

7、

First modular design the three-phase phase lock loop, which realizes functions of the phase discriminator, loop filter and NCO. With the top connections finished, the whole three-phase PLL design has completed.

首先对三相锁相环进行模块化设计，然后分别实现了鉴相器、环路滤波器和数控振荡器的功能，最后经过顶层连接，完成了整个三相锁相环的设计。

互联网摘选

8、

On basis of the analysis to the double feeding back velocity regulation principle, bi-variant AC-AC transducer serves as three-phase power supply to design a double feeding back velocity regulation system, and which is made experimental analysis.

在分析双馈调速原理的基础上，引入双变量交-交变频器作为转子三相电源，设计一双馈调速系统，并进行了实验分析。

互联网摘选

9、

The Application of Three-phase Modulation to the Design of On-ship Gyrocompass Power Supply System

三相脉宽调制技术在船用罗经电源设计中的应用

互联网摘选

10、

The Variable Metric Method for Constrained Optimization has been believed to be one of the most effective methods for the nonlinearly constrained optimization problem since 1980's. A successful application of this method to three-phase induction motor design is presented in this paper.

报告了求解非线性规划的最有效算法之一&约束变尺度法在三相感应电机的优化设计中的成功应用。

互联网摘选

11、

On the roller with VVVF three-phase asynchronous motor design

浅谈辊道用变频调速三相异步电动机的设计

互联网摘选

12、

Manage information system of electronic consume for coal mine based on new three-phase digital ammeter design

基于三相数字电表研制的煤矿井下用电管理系统

互联网摘选

13、

The effect of practical prestressing on the static specialties of a kind of column-supported lattice shallow spherical shells is studied through the example of three-phase prestressing design.

以预应力三阶段设计为例分析预应力施加对柱支承扁网壳静力性能的影响。

互联网摘选

14、

Discussion on the Necessity and Implementation Method of Three-level Three-phase Seismic Design for Building Structure

三水准三阶段建筑抗震设计必要性及方法探讨

互联网摘选

15、

Results show that, higher fortification intensity ( 8 degrees, 9 degrees),ⅳ type ground, highly irregular structures and structures that have a height close to the limit of code, are suitable to consider three-phase design.

结果表明，对于较高烈度（8度、9度）、Ⅳ类场地、不规则程度较高且高度接近规范限值的部分建筑结构，宜考虑三阶段设计。

互联网摘选

16、

Through an example shows the three-phase design method is effective and feasible.

通过算例表明了三阶段设计方法是有效、可行的。

互联网摘选

17、

Through analyzing traction bus current, traction bus voltage before and after compensation, the relationship between three-phase current unbalance degree, traction current total harmonic distortion rate and compensation degree is presented.

并通过分析平衡牵引变压器补偿前后的牵引母线电流、牵引母线电压，得出三相电流不平衡度、牵引电流总谐波畸变率与补偿度之间的关系。

互联网摘选

18、

Through measuring three-phase current of low voltage at user side and handling by specific algorithm, TA ratio of HV measuring can be accurately judged whether is consistent with data plate.

通过测量用户低压侧三相电流相量，通过特定的算法处理，准确判定用户高计TA的实际变比是否与铭牌一致。

互联网摘选

19、

When starting a direct indication of any phase current values, run-time display load power, can be recycled shows three-phase current, voltage, phase current degree of balance.

起动时直接显示任意一相的电流值，运行时显示负载功率，可循环显示三相电流、电压、三相电流平衡度。

互联网摘选

20、

Further more, a detailed comparative study of two-level system and three-level system is conducted. The simulation results, three-phase current waveforms, the electromagnetic torque waveform are given.

并且与两电平系统从三相电流波形、电磁转矩波形进行了详细的对比分析，分析发现采用三电平变流器后，电流的谐波明显减少，更加接近正弦波，电磁转矩脉动得到改善。

互联网摘选