1) Thyristor valve connected in series
串连晶闸管阀
2) series of thyristor
晶闸管阀串联
3) series thyristor valve
串联晶闸管阀组
1.
Analysis and research of self-controlled soft-start method are presented in this paper, and main research contents include: the realization of all digital control system, detecting the rotor position without sensor through whole start process, connecting to grid PLL design to avoid inrush current, high voltage isolated synchronous trigger method for series thyristor valve.
本文对同步电动机自控变频软起动装置的研制进行了较为深入的分析和研究,主要研究内容包括全数字控制系统的实现、全程无位置检测器检测转子位置、无冲击并网锁相环的设计、串联晶闸管阀组隔离同步触发技术等。
4) high power thyristor valves
大功率串联晶闸管阀
1.
For the convenience of operational tests about the high power thyristor valves, a new synthetic test equipment (STE) is presented based on the analysis of the current test technology for high power thyristor valves and the requirements of the IEC Standards for the STE, as well as the topology and operation theory of the STE.
为了便于大功率串联晶闸管阀的运行试验,在分析现有大功率串联晶闸管阀试验技术和IEC标准对试验装置的要求的基础上,通过对新型联合试验装置原理电路的分析,提出了一种适用于多种阀试品的联合试验装置。
5) thyristor valve
晶闸管阀
1.
The principle of the first overcurrent test equipment for FACTS and HVDC thyristor valve in China is introduced.
介绍了我国第1套适用于灵活交流输电系统(FACTS)和高压直流输电系统(HVDC)的高压晶闸管阀过电流试验装置的基本原理。
2.
Modern thyristor valves for HVDC are of high power rating and difficult to be tested in a conventional back-to-back test circuit.
现代晶闸管阀的大容量使得难以采用传统的背靠背试验回路对其进行运行试验。
3.
Development of HVDC thyristor valves and HVDC transmission technologies in the last two decades makes the electric power transmission by HVDC more economical and reliable nowadays.
在最近20年内高压直流晶闸管阀和高压直流输电技术的发展,使得用高压直流输电更经济、更可靠。
6) thyristor valves
晶闸管阀
1.
Modern power thyristor valves have a high power rating and are difficult to be tested in a conventional back-to-back test circuit.
现代晶闸管阀的额定容量很高,难以使用传统的背靠背试验回路进行试验,合成试验回路是一种替代方法。
2.
This synthetic test circuit comprises a conventional Back-to-Back direct test circuit and a voltage oscillating circuit to reproduce the current and volt age stresses that the thyristor valves could meet in service.
用合成试验回路对GarabiⅡHVDC晶闸管阀进行了运行试验。
3.
Three Gorges-Changzhou(3G) HVDC thyristor valves have a high power r at ing per thyristor level.
三峡―常州(3G)HVDC晶闸管阀使用的是高额定容量的晶闸管,若用传统的背靠背回路进行试验,需要巨大的投资。
补充资料：光控晶闸管
一种用光信号或光电信号进行触发的晶闸管。它的符号如图1所示。光控晶闸管的特点是门极区集成了一个光电二极管，触发信号源与主回路绝缘，它的关键是触发灵敏度要高。光控晶闸管控制极的触发电流由器件中光生载流子提供。光控晶闸管阳极和阴极间加正压,门极区若用一定波长的光照射,则光控晶闸管由断态转入通态。为提高光控晶闸管触发灵敏度，门极区常采用放大门极结构或双重放大门极结构。为满足高的重加电压上升率,常采用阴极发射极短路结构(图2)。
小功率光控晶闸管常应用于电隔离，为较大的晶闸管提供控制极触发；也可用于继电器、自动控制等方面。大功率光控晶闸管主要用于高压直流输电。
小功率光控晶闸管常应用于电隔离，为较大的晶闸管提供控制极触发；也可用于继电器、自动控制等方面。大功率光控晶闸管主要用于高压直流输电。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条