高壓斷路器選相開合技術(shù)的應用與展望
吳盛剛, 羅園
(甘肅電器科學研究院,甘肅 天水 741018)
摘 要:論述了高壓斷路器采用選相開合技術(shù)的原理以及在電網(wǎng)運行多個領(lǐng)域中的實際應用,分析了選相開合系統(tǒng)的可靠性問題,總結(jié)了其技術(shù)優(yōu)勢及經(jīng)濟價值。指出選相開合技術(shù)還存在諸多技術(shù)難題,如何將選相開合技術(shù)應用到短路故障開合領(lǐng)域?qū)⑹墙窈蟮陌l(fā)展方向。
關(guān)鍵詞:高壓斷路器;選相開合;暫態(tài)過程;相位角;控制器
中圖分類號:TM561 文獻標識碼:A 文章編號:1007-3175(2018)12-0001-07
Application and Prospect of Phase Selection and Closing Technology for High Voltage Circuit Breakers
WU Sheng-gang, LUO Yuan
(Gansu Electric Apparatus Research Institute, Tianshui 741018, China)
Abstract: This paper discussed the principle using phase selection and closing technology for high voltage circuit breakers and its practical application in many fields of power grid operation. This paper analyzed the reliability problem of phase selection and closing system and summarized its technological superiority and economic value. It is pointed out that there are still many technical problems in the phase selection and closing technology and how to apply the technology to the field of short-circuit fault opening and closing is the development direction in the future.
Key words: high voltage circuit breaker; phase selection and closing; transient process; phase angle; controller
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