selectivity protection 中文意思是什麼
selectivity protection
解釋
選擇性保護- selectivity : n. 1. 選擇；精選。2. 【無線電】選擇性；選擇度；【物理學】選擇能力；選擇率。
- protection : n 1 保護，保衛，防禦，掩護，包庇，照顧 （from; against）。2 保護者，防護物 （against）; 〈美俚〉...
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These character based on sichuan power network ' s practice operation experience, in allusion to the config of the carrier wave protection in bypass breaker operating, through the study of protection ' s typical config : one side lfp - 902a, one side csl - 101a, proceeded comprehensive act module test, noted plenty of first hand test data and wave picture, proceeded detailed theory analyses, plenitude demonstration atresic type carrier wave distance protection when twain side atresic type logic is not completely same, basically can fill power network ' s requirement to relay of reliability selectivity speedly and sensitively
本文結合四川電網的實際運行經驗，針對旁路開關代路運行時的保護配置情況，通過對旁路代路時保護典型配對組合：一側lfp - 902a ，一側csl - 101a的保護配置情況的深入研究，做了全面的動模試驗，記錄了大量的第一手試驗數據和波形，進行了詳細的原理分析，充分驗證了高頻閉鎖式距離零序保護在兩側閉鎖式邏輯不盡一致的情況下，基本能夠滿足電網對繼電保護的可靠性、選擇性、快速性以及靈敏性的要求。 -
For the severe limitation that the selectivity of transient current protection will lose when the fault with small resistance or without resistance takes place at the end of transmission line, the basic reason for the selectivity loss of transient current protection was investigated
摘要針對保護出口處發生金屬性或小電阻短路故障時，暫態電流保護完全失去選擇性的嚴重缺陷，利用時域分析方法，進行了詳細的故障暫態分析和模擬研究。 -
Research on selectivity electric leakage protection system base on null sequence power direction
基於零序功率方向選擇性漏電保護系統的研究 -
Its application can improve the selectivity and sensitivity of power supply and distribution line protection
其應用可提高供配電線路保護的選擇性、靈敏性與供配電線路運行的可靠性、安全性。 -
The operation characteristic of the new relay is analyzed in theory and verified by the simulation tests. the new relay operates with clear selectivity and high operation speed and can satisfy the demand of the protection for the ehv transmission line. the performance of the fault component impedance relay has been improved and the misoperaion of the healthy phase under cross - country fault and close - in fault have been avoided
理論分析及模擬計算表明，基於自適應補償的突變量距離繼電器有很好的選擇性和速動性，完全能夠滿足高壓線路保護的需要，顯著提高了突變量距離的性能，解決了其在大電源出口單相故障以及正反向復故障可能會誤跳三相的缺點。 -
The result shows that inrush identification scheme making use of fuzzy theory overcomes some deficiency of traditional protection, betters performance of transformer relaying, and gives attention to action speed and selectivity of protection
結果表明，利用模糊識別原理構成的涌流識別方案，克服了傳統保護中的某些不足，改善了變壓器保護的性能，兼顧了對保護的動作速度和選擇性的要求。
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