在研究直流混合型高温超导限流器和失超型桥式高温超导限流器原理的基础上,提出了一种新型单相直流混合型高温超导限流器.实验表明该限流器有较好的限流能力,MATLAB仿真结果也表明该限流器模型设计参数准确,限流效果明显.说明新型直流混合型高温超导限流器对限制短路电流和提高系统的稳定运行具有十分重要的意义.
Base on studying of the working principle of hybrid type dc high temperature superconducting fault current limiter and dc S/N transition rectifier bridge type high temperature superconducting fault current limiter,a novel single-phase hybrid type dc high temperature superconducting fault current limiter is proposed.Experiments of various short-circuit fault by the novel single-phase hybrid type dc high temperature superconducting fault current limiter have been performed,the experimental results show the good limiting capability of the device,the new design method by MATLAB simulation that we put forward in this paper is a effective approach for the accurate design parameters and its satisfactory limiting-current performances.The device is of great benefit to limit fault current and improve transient stability of power system.