限流器

A resistance is connected to the rectifier bridge to limit the state value offault current.

本文对普通桥式超导限流器进行了改进，在桥路中增加了限流电感的去磁环节，以达到限制短路电流稳态值的目的。

This article deals with the study of series resonance type fault current limiter and the new type solid state fault current limiter.

本文重点研究了串联谐振式限流器和新型固态限流器。

Both the advantages and disadvantages of traditional fault current limiting technology were analyzed. The analysis indicates that development of a new fault current limiter with economical and technological excellence was significant and urgent for present day power grids.

分析了传统故障限流技术的优势和存在的问题，指出研制性能优良、经济合理的新型故障限流器对电网发展具有重要的现实意义和应用价值。

If they are not solved well, they may cause some new problems when FCL have been applied in the power system.This paper focuses on these problems above. First, this paper summarizes some existing technologies of fault current limiter at home and abroad.

而这些是研究限流器及其能否在电力系统中得到应用的重要问题，因为不弄清楚这些问题就可能使限流器无法得到恰当的应用并发挥最佳效益，甚或给电力系统的正常运行带来新的问题。

GDDs differ in design, material, plate surface area and shape and their provision with a flow control mechanism for protection from early postoperative hypotony.

各引流装置在设计、材料、引流盘的面积和形状及有无阀门或限流器上存在差异。

Research on the status of the applications of superconductor current limiter and solid current limiter based on FACTS techniques was followed by various application schemes proposed for applying series resonant current limiter in extra high voltage grid.

对超导型和基于FACTS技术的固态故障限流器的应用状况进行了研究，提出了在超高压电网中串联谐振式限流器的几种应用方案。

Unlike reactors,the Superconducting Fault Current Limiters without impedance or voltage drop during normal operation,can limit the short circuit current to a lower level,so that the underrated switchgears can be operated safely.

叶林超导故障限流器与常规限流电抗器不同的是：它不但可以限制短路电流，使得轻型断路器可以正常动作，而且在电网正常运行时不呈现任何阻抗和电压降。

ABSTRACT: Unlike reactors,the Superconducting Fault Current Limiters without impedance or voltage drop during normal operation,can limit the short circuit current to a lower level,so that the underrated switchgears can be operated safely.

超导故障限流器与常规限流电抗器不同的是：它不但可以限制短路电流，使得轻型断路器可以正常动作，而且在电网正常运行时不呈现任何阻抗和电压降。

In this paper, a generalized comparison is made on the principle and characteristics of different current limiting technologies and present Solid State Fault Current Limiters are illustrated in detail.

美国EPRI早在上世纪90年代初曾组织专家组对配电网络的各种限流技术进行了专门的调研，认为应用电力电子技术发展固态限流器是较现实的技术途径。

When normal operation the saturated transformer type SSFCL is equivalent to original transformer coupling solid state fault current limiter, but the coupling transformer coil enters deep saturation when short circuit fault occurs. After the SCR bridge withdraws from the system connection, the saturated coil reactance and the leakage reactance of coupling transformer play the role of limiting stable short-circuit current, equivalent to SSFCL with bypass inductance.

饱和变压器型固态限流器正常运行时等效于原来的变压器耦合固态限流器；但在短路限流时允许耦合变压器铁心进入深饱和；在桥路退出系统后，饱和激磁电抗和漏抗起到限制稳态短路电流的作用，等效于带旁路电感的固态限流器。

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。