勵磁現象 的英文怎麼說

中文拼音 [lìcíxiànxiàng]
勵磁現象 英文
exciting phenomena
  • 勵 : Ⅰ動 （勸勉） encourage; exert oneself Ⅱ名詞（姓氏） a surname
  • 磁 : 名詞1. [物理學] （磁性; 能吸引鐵、鎳等的性質） magnetism 2. （瓷） porcelain; china
  • 現 : Ⅰ名詞1 （現在; 此刻） present; now; current; existing 2 （現款） cash; ready money Ⅱ副詞（臨時; ...
  • 勵磁 : [電工] excitation; field; exciting; energizing勵磁波 field wave; 勵磁場 exciting field; 勵磁電動...
  • 現象 : appearance （of things）; phenomenon
  1. Through the deep study of f. d. demello dynamic model of electromechanical transition and synchronous generator theory, we proposed a new control strategy of excitation device that can eliminate the negative - damping phenomenon, which is directly against the cause of producing negative - damping represented as low frequency oscillation in the system

    通過深入研究f . d . demello機電暫態的動力學模型以及同步發電機理論，針對系統產生負阻尼即低頻振蕩的原因，我們提出了一種新的可消除負阻尼現象的勵磁控制策略。
  2. The core loss is an important criterion of its performance. if the core loss is too large, it will be heated and the efficiency will be decreased when add the exciting current to the stator coils

    鐵損是評判電機鐵芯性能的一個重要指標，如果鐵損太大，在定子繞組中加勵磁電流后則會產生發熱和效率下降等不良現象。
  3. Sparking on commutator ' s carbon brushes is a common phenomenon in operation of the turbo - generator set, the causes resulting in sparking have been analysed, the experiences in aspects of operation, maintenance, and repair being summarized, and corresponding preventive measures beng put forward

    摘要勵磁機換向器碳刷冒火花是汽輪發電機組運行中常見的現象，分析了產生火花的原因，總結了勵磁機換向器運行、維護、檢修以及故障處理等方面的經驗，提出相應的預防措施。
  4. After briefly introduce the basic genetic algorithm ( ga ) theory, aimming at the " prematurity " of basic genetic algorithm, we put forward a new improved genetic algorithm, the basic genetic algorithm combine simulate anneal ing ( gasa ), to meliorate the local search ability of basic genetic algorithm. because many design problems, such as the preliminary fuzzy rule and input and output membership fuction are hard to gain and the learni ng process of fuzzy neural network ( fnn ) is slow and local optimization, we design the fuzzy neural network excitation controllers of turbine generators with genetic algorithm combine simulate anneal ing ( gasa )

    本文首先介紹了水輪發電機勵磁控制方式和軟計算理論的發展，然後介紹了遺傳演算法的基本理論，針對基本遺傳演算法存在的「早熟」現象，介紹了一種遺傳演算法結合模擬退火的改進型遺傳演算法，改善了基本遺傳演算法的局部搜索能力。鑒于常規模糊神經神經網路勵磁控制器設計方法中存在著初始模糊規則和輸入輸出隸屬度函數難以確定以及模糊神經網路訓練緩慢和難以達到全局最優等問題，利用遺傳演算法結合模擬退火的改進型遺傳演算法來設計模糊神經網路勵磁控制器。
  5. This thesis is devoted to the theoretical study and engineering practice on 12 / 8 pole doubly salient electro - magnetic starter / generator system. the paper mainly analyzes starting characteristics and armature reaction of doubly salient electro - magnetic starter / generator, implements doubly salient electro - magnetic motor digital control system and accomplishes the simulation research on the rotor position estimation of doubly salient electro - magnetic motor

    本文以12 8極電勵磁雙凸極起動發電機系統的理論研究和工程實踐為研究對象，對電機起動特性、電樞反應、 dsp數字控制系統實現以及轉子位置估算技術開展了一系列的研究工作。
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