勵磁機換向機 的英文怎麼說
中文拼音 [lìcíjīhuànxiàngjī]
勵磁機換向機
英文
exciter commutator- 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
- 機 : machineengine
- 換 : 動詞1. (給人東西同時從他那裡取得別的東西) exchange; barter; trade 2. (變換; 更換) change 3. (兌換) exchange; cash
- 勵磁機 : [電工] exciter; exciting dynamo 勵磁機電磁鐵 exciter magnet; 勵磁機電刷 exciter brush; 勵磁機電壓 exciter voltage
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Third, this thesis analyzes the angle - control theory based on half bridge converter, and proposes a new way to find the optimized angle. simulation is performed to verify the results. then, this thesis introduces the hardware and software design of the digital control system of doubly salient electro - magnetic motor, which mainly discusses the speed and current loops and angle optimization control
再次,本文介紹了角度控制與電機轉向的關系,並對基於半橋變換器的電勵磁雙凸極電動機換相角與相電流及輸出轉矩的關系進行了理論分析和模擬驗證,提出了優化電勵磁雙凸極電機換相角的方法。The exciter system of traditional dc exciter has some weaknesses, whose commutators and carbon brushes often need examining, repairing and maintaining timely
對傳統直流勵磁機的勵磁系統而言,其帶有滑動接觸部分的換向器和炭刷等薄弱環節,需要定時檢修與維護。Study on field - oriented control of a doubly - fed electric machine fed by matrix converter
矩陣式變換器勵磁的雙饋電機磁場定向控制研究When generator runs at conversation states from synchronous speed to super - synchronous speed, the excitation current of oppositional phase sequence should ensure the current waveform smoothly transform
當發電機運行於同步速向超同步速過渡轉換狀態時,需向轉子饋入反相序的勵磁電流,且保證勵磁電流的波形平滑連續。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。Combined with the advantages of matrix converter, ac - excited generation technique and vector control scheme, the stator flux - oriented vector control model of the variable - speed constant - frequency ( vs cf ) ac - excited generator fed by a matrix converter was developed. simulation studies of the proposed power generation system were carried out
本文還結合了矩陣式變換器、交流勵磁發電技術和矢量控制的優點,建立了矩陣式變換器供電的變速恆頻交流勵磁風力發電機定子磁場定向的矢量變換控制系統模型,對矩陣式變換器在交流勵磁發電系統中應用進行了模擬研究。分享友人