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SP Series Static Phase Advancers qre on-site reactive power comprnsating devices that our company has developed fo large power three-phase winding asynchronous motors.A phase advancer is wired in the circuit of motor rotor to increase power factor of the motor,decrease stator current, lower the olss of lowvoltage motor and power transmission lines,so as to achieve the goal of energysaving.

南通新业电子 HPX静止式进相器 HPX static phase advancer 概述 General Description HPX静止式进相器是本公司专为大功率三相绕线式异步电动机研制的就地无功率补偿装置，它串接于电机的转子回路，用以提高电机的功率因数，减小定子电流，降低电机和输电线路的损耗，从而达到节能降耗目的。

Because of short of power sources in the altiplano, very long feed line of power distribution system have to be used when one of the substations is failed to operate, in order to g.

由于正在建设中的青藏铁路地处高原、电源稀缺，在某些变电所退出运行的情况下，不得已采用超长距离供电以保障对沿线负荷的电力供给，因此，超长距离供电线路的单相接地故障选线问题值得研究。

According to the characteritie of EHV transmission lines fault concomitance with arc, a new protection principle and criterion based on wavelet analysis is first proposed and established, which is able to distinguish fault in-area and out-area.

应用EMTDC对一实际EHV线路的简化模型作了大量的仿真分析，表明该保护原理的正确性以及判据的有效性、可实现性。

There are two main disadvantages in the present differential algebra equation model used in AC/DC system: one is that 'dimensional calamity' can occur with the increment of DC transmission lines; another is that it is difficult to deal with the switch of DC control mode.

目前普遍使用的AC/DC系统的微分代数模型主要存在2大缺陷：①随着直流线路的增加可能出现"维数灾难"问题；②不易处理直流控制方式的切换，计算繁杂。

The scheme use quadrilateral directional impedance characteristics and R-L algorithm to calculate the impedance of the faulted phase. The results of simulation show that the performance of distance protection proposed is reliable, and can be used as backup protection for six-phase transmission line.

阻抗继电器采用四边形方向阻抗特性和R-L模型法进行故障相阻抗的测量，大量的仿真测试表明，该距离保护方案性能可靠，可以作为六相输电线路的后备保护。

Heating principle of intermediate frequency induction furnace and some problems in shunt-wound power source spacer circuit were discussed.

对中频感应炉的加热原理和并联型电源逆变电路存在问题进行了探讨，并就此逆变电路存在问题进行了改进，同时，采取措施减少中频供电线路的损耗，实践表明：改进后的逆变电路能全功率输出以及启动能力提高，且节能效果显著。

Considering the generator unit's self-exciting, overvoltage of the no-load circuit in course of power transmission, the structure of network and load distribution situation in the area of Heilongjiang, the whole network is divided into four small systems: JingPo Lake, LianHua factory, FuEr factory and HarBin.

结合&黑启动&机组所在区域的电网结构和负荷分布情况，并考虑机组的自励磁问题和送电过程中空载线路的过电压问题，将整个黑龙江电网划分为4 个小系统，即镜泊湖、莲花厂、富二厂和哈尔滨小系统。

And also,the method to reliability coefficient calculation is put forward.

近几年，随着河南电网结构的发展以及负荷的迅速增长，根据计算，一些220kV线路的最大有功功率可能达到650MW。

Some 2955 route-km of NWR became the East Punjab Railway in India, leaving 8070km in the then West Pakistan.

大致有2955公里线路的西北铁路成为印度的东Punjab铁路，剩下的8070公里在西巴基斯坦。

DX Lines is a fresh look on the Lines games, with 100% of guaranteed fun.

的DX线是一个重新审视对线路的游戏，与100 ％的保证好玩。

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。