比率差動保護 的英文怎麼說

中文拼音 [chādòngbǎo]
比率差動保護 英文
percentage-differential protection
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • : 率名詞(比值) rate; ratio; proportion
  • : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
  • : Ⅰ動詞1 (保衛; 保護) defend; protect 2 (保持) keep; preserve; maintain in good condition 3 (...
  • : 動詞1. (保護; 保衛) protect; guard; shield 2. (袒護;包庇) be partial to; shield from censure
  • 比率 : ratio; proportion; rate比率計 ratio meter
  1. Even if the fault spread from external fault zone to internal fault zone, the differential protection can avoid misoperation. main criterion of protection is composite - percentage current differential algorithm according to every sampled value, which can accelerate the protection ' s trip, reduce large amounts of calculation and have strong stability to ta saturation

    本文採用基於采樣值的式電流演算法作為的主判據,可以明顯提高作速度和減少計算量;具有較強的抗ta飽和能力,在區內故障時無制,區外故障時有極強的制特性。
  2. In order to improve the behavior of transformer protection that is incomplete at present in distinguishing magnetizing inrush current from fault current, the paper puts forward a kind of new principle of transformer differential protection after analyzing the characteristic of magnetizing inrush and active power consume of transformers. this protection uses differential protection based on positive sequence active power as a criterion to discriminate internal faults from magnetizing inrush, and ratio restraint differential current protection as a signal to touch off the protection

    針對當前電力系統中變壓器由於勵磁涌流鑒別理論不完善而導致的誤相對較高的問題,論文在分析了變壓器勵磁涌流特性和有功損耗的基礎上,提出了用變壓器正序有功功作為區別勵磁涌流和故障電流的判據,並以成熟的作為內外部故障判據的變壓器主
  3. Under the pattern of cyber - education, open laboratories are becoming inseparable parts which still are weak in the process of teaching. as for electric experiment category, there are many problems in common, for instance, less safe in equipment systems, less functional in instrument protection, thus forcing students to spend large quantity of time reviewing, recording, and analyzing data, while students do experiment only with less time, which have negative effect on purpose of experiment, at the same time, this does not reflect benefits that internet brings us

    然而當前大多數高校的實驗教學環節還較薄弱,其中對電類實驗來說存在諸多共性問題,如:實驗系統安全性,儀表功能少,導致實驗器材損壞嚴重:儀表性能不穩定,零漂、溫漂現象嚴重,元器件線性度校正不夠,儀表測量精度;學生做一次實驗要花大量時間記錄數據、整理數據、寫實驗報告,真正用在做實驗上的時間並不多,從而使實驗效大大下降;同時也沒有充分利用校園網所帶來的便利和信息共享及互的功能。
  4. Firstly, the paper introduced the commonly hardware configure of microcomputer relaying and the function of every module of industry controlling computer std90386. secondly, the paper introduced several types busbarprotection which was commonly installed on electric power system and the characteristic of mv or lv system with low current grounding. based on it, the paper put forwards the theory of percentage - restraint differential relay. after that, in the discussing every problems of the relaying working the paper put the emphasis on the negative effect of the ct saturation and countermeasure

    本文首先介紹了微機裝置的一般硬體配置以及作為裝置硬體平臺的std90386工控機各組件模板的功能,然後分析了目前電網系統裝設的母線的各種類型以及中、低壓小電流接地電網的特點,在此基礎上分析、介紹了作為本作原理的「」原理。
  5. The license plate automatic recognition systems of now - days still have some shortage : it is too expensive, the recognition speed is not fast enough, and the ratio of recognition is not high enough. after all, because the whole lpr system is based on pc software it is hard to protect the right of the lpr system

    目前的牌照識別系統不僅實現價格的較高、機性能,還存在著識別速度慢,識別和穩定性的問題,而且,因為整個系統都是基於通用計算機地軟體,不利於軟體知識產權的
  6. Its main functions are : differential overcurrent time protection, ratio differential protection, blocking when ct wiring broken

    配置有: 1速斷23 ct斷線閉鎖
  7. Biased differential protection

    比率差動保護裝置
分享友人