briefs the protection for underexited out of step as for bsb-2, and rotor overvoltage protection as for hck and aslg, and whose theorem, application and reform.
对bsb-2型低 励 磁失步保护和hck型、aslg型转子过电压保护 的原理、运用及改进作简要 的介绍。
this dissertation focuses on the characteristics of tcsc installation, active overvoltage protection and control.
本文主要研究了tcsc的装置特性和主动过电压保护及其控制。
as the main appliance for overvoltage protection in electric system, the characteristic of metal oxide surge arresters (moa) is decided by the unit residual voltage of non linear resistance.
金属氧化物避雷器作为电力系统过电压保护的主要电器 ,其保护特性非线性电阻片的残压决定。
it is pointed out that this system has the function of self diagnosis, the system fault automatic isolation function, the anti lightning and overvoltage protection function.
指出该系统具有自诊断功能、系统故障自动隔离功能、抗雷击和过电压保护功能。
the overvoltage protection control circuit is formed inside the chip.
过压保护控制电路形成在芯片的内部。
integrated overvoltage protection for both control and output sides.
集成过电压保护,控制和输出侧。
it is suggested that the excitation transformer power be introduced as the operational power supply for the regulator, and the rotor overvoltage protection of the unit be modified.
为此,提出了防范此类事故的对策,建议引入励磁变压器电源作为调节器的工作电源,并对该机组的转子过电压保护进行改造。
the application of line surge arrester is an important measure to enhance the lighting withstand level and atmospheric overvoltage protection level of electric transmission line.
提出采用线路避雷器是提高输电线路耐雷水平的一个重要措施。同时提高了安装桿塔的大气过电压保护水平。
in addition, startup protection circuit and overvoltage protection circuit is also designed, which raise stability of power device igbt further, thus strengthen the ability to deal with trouble.
另外,设计了启动保护电路和过压保护电路,保护电路进一步提高了功率器件igbt工作的稳定性,从而增强了处理故障的能力。
an overvoltage protection control circuit includes a voltage conversion circuit, a voltage comparison circuit, and a switching circuit.
本发明提供了一种过压保护控制电路,包括:电压转换电路、电压比较电路和开关电路。
overvoltage protection level and maximum allowable energy dissipation of mov are ascertained.
确定了过压保护的重要元件mov的过电压保护水平和最大允许能耗。
this paper presents the reasons leading to switch overvoltage for vacuum circuit breaker, and then discusses the usual overvoltage protection device in the small hydropower station.
通过对真空断路器操作过电压成因的阐述,探讨小水电领域内常用的过电压保护设备。