trapezoidal frame 中文意思是什麼

trapezoidal frame 解釋
梯形結構
  • trapezoidal : 不規則四邊形
  • frame : n 1 機構；組織；系統。2 結構，框架，構架，骨架，骨骼。3 體格，身軀。 4 精神狀態，心情。5 【園藝】...
  1. For the bldcm which has a neither sinusoidal nor trapezoidal back - emf, that is, for a general shape back - emf bldcm, this dissertation proposes a novel id = 0 vector control method. by this method, the iq for a constant torque to produce is calculated through coordinate transformation, and the reference iq is tracked by vector control in the dq0 frame

    對于實際反電動勢波形既非正弦又非梯形波的無刷直流電動機，提出一種新型的任意波形反電動勢無刷直流電動機的i _ d = 0矢量控制方法，通過坐標變換浙江大學博士學位佑文摘要求解產生恆定電磁轉矩所需的q軸電流，並在dqo坐標系下通過矢量控制對q軸參考電流進行跟蹤。
  2. The dynamic model of induction motor under - reference frame is approximated by its associated discrete circuit model with the trapezoidal algorithm, after linearized using the neoton - rapson algorithm, the contribution of induction motor model to the circuit " s nodal equation matrix is calculated

    按照改進節點法的要求，異步電機採用-坐標系下的動態模型，使用梯形法求解微分方程，經過離散化和線性化，得出異步電機作為一個電路元件對電路矩陣方程的貢獻。
  3. This method possesses more visual property and its result of calculation is more tally with the practical condition when compared with other methods, thus provided a comparatively accurate and practical method for the design of steering trapezoidal mechanism of double wishbone typed independent suspension frame

    與其它方法相比，本方法更具有直觀性，計算結果更加符合實際情況，為雙橫臂獨立懸架轉向梯形機構設計提供了較為精確的實用方法。
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