电阻式直流超导限流器原理与设计

Principle and Design of Resistive DC Superconducting Current Limiter

直流输电系统面临着故障电流开断困难的问题,超导直流限流技术是解决该难题的可行手段之一。文章对直流超导限流器的原理进行了介绍,总结了其原理和特性、研制中的关键问题、预期的经济效益,并以一±160kV样机为例介绍了限流器的主要参数,让读者对直流超导限流器有一个初步的认识。

DC transmission system is faced with the problem of difficulty in on and off offault current.DC Superconducting Current Limiting(SFCL)technology is one of the feasible means to solve the above problems.The principle of the DC superconducting current limiter is introduced,and its principle and characteristics,key issues in the development,and expected economic benefits are summarized.Taking the±160 kV prototype as an example,the main parameters of the current limiter are introduced in order to give readers a preliminary understanding of the DC SFCL.