縱聯保護 的英文怎麼說

中文拼音 [zōngliánbǎohù]
縱聯保護 英文
pilot protection
  • 縱 : Ⅰ動詞1 （釋放; 放走） release; set free; let go 2 （放任; 不約束） indulge; give oneself up to; l...
  • 聯 : Ⅰ動詞（聯結; 聯合） unite; join Ⅱ名詞（對聯） antithetical couplet
  • 保 : Ⅰ動詞1 （保衛; 保護） defend; protect 2 （保持） keep; preserve; maintain in good condition 3 （...
  • 護 : 動詞1. （保護; 保衛） protect; guard; shield 2. （袒護;包庇） be partial to; shield from censure
  1. Analysis on the influence of the power converse to the double - circuit transmission lines pilot protective relaying and its corresponding measures

    功率倒向對平行雙回線縱聯保護的影響分析及對策
  2. The safety of transmission line plays a important role in power system safety it is not only the requirement of ensure supply power reliability, but also the necessary precondition of enhance power system stabilization, to remove faulty line quickly and accurately, also keep non - faulty line continuous work when some transmission line faults current differential protection is a kind of simple, reliable and good - selective protection manner to any variety of transmission lines, power system development needs current differential protection apply to transmission lines, moreover the advancement of electric and communication technology enable current differential protection apply to transmission lines firstly, the paper discusses, analyses the research and application transmission line protection in detail, compare the principle and realistic presupposition of general line pilot protections secondly, because conventional current vector differential protection are influenced easily by load current and transitional resistance, in order to at the same time quicken protection act, the principle and criterion include work characteristic of differential protect based on fault component sampled values are studied, results shows that differential protect based on fault component sampled values excels general vector current differential protection in reliability, sensitivity and anti - saturation of current transformer in addition, synchronous current sampling methods at all terminals of line is analyzed and estimated lastly, the principle and criterion. also device design about current sampling values differential protection based on optical fiber communication, which apply to short transmission lines are concretely investigated,

    基於基爾霍夫定律的電流差動保護無論對於何種形式的輸電線路都是一種簡單、可靠、選擇性強的保護形式，電力系統的發展使得電流差動保護應用於線路保護成為需要，而電子、通信技術的發展使得電流差動保護應用於輸電線路成為可能。首先，本文對目前線路保護的研究和實際應用情況進行了討論和分析，比較了常用線路縱聯保護的實現原理和實現條件及優缺點。其次，針對常規相量電流差動保護易受正常負荷電流和故障過渡電阻影響的缺點，同時為加快差動保護的動作速度，對基於故障分量瞬時采樣值電流差動保護的原理、判據、動作特性等作了討論和分析，結果表明基於故障分量瞬時采樣值電流差動保護在可靠性、靈敏度、抗電流互感器飽和方面明顯優于常規相量電流差動保護，對電流差動保護各端的同步采樣方法和數據通信也進行了分析和評價。
  3. Here, both electric current protection and distance protection neither be able to satisfaction require, whereas none but pilot protection could realize complete line rapid trip off, the stability and bump feeding power, reduce fault bring about " spoil degree, improvement cooperateing performance with backup protection

    此時，電流保護和距離保護都不能滿足要求，而只有縱聯保護可以實現全線速動，因此它可保證電力系統並列運行的穩定性和提高輸送功率、縮小故障造成的損壞程度、改善與后備保護的配合性能。
  4. Pilot wire protection system

    導引線縱聯保護系統
  5. Longitudinal differential protection

    縱聯差動保護
  6. Principle of pilot differential relay protection of transmission line with series compensated capacitor

    有串補電容輸電線縱聯差動保護原理
  7. A misoperation accident of zero sequence pilot protection happened recently in the guangdong power network due to the influence of zero sequence mutual inductance between power lines is analyzed in this paper

    本文分析了一起在廣東電網近期發生的由於線路零序互感影響而導致的縱聯零序保護誤動事件。
  8. This paper introduces the working principle and the using fields of pilot wire protection, and discusses the effects of electromagnetic field induction and ground potential rise on pilot wire protection and the corresponding protective measures

    闡述了導引線縱聯差動保護的工作原理和使用場所，並討論了電磁感應和地電位升高對它的影響以及相應的安全措施。
  9. Based on both quantitative calculation and theoretical analysis, the magnetically strong and electrically weak connection of power networks and its impacts on the behaviors of zero sequence pilot protection are studied in detail, the reasons and characteristics of the misoperation are summarized, some typical power network topologies that are prone to misoperation are analyzed, and several countermeasures for eliminating the influences of mutual inductance on zero sequence pilot protection are proposed for the sake of the increasingly meshed power networks

    從定量計算和理論分析的不同角度，本文深入研究了強磁弱電聯系的網路關系及其對縱聯零序保護動作行為的影響，總結了保護誤動原因和特點，分析了可能發生誤動的典型電網結構形式，並針對當今越來越緊密聯系的電網，提出了幾種解決互感對縱聯零序保護動作行為影響有效的措施。
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