矢量電壓表 的英文怎麼說

中文拼音 [shǐliángdiànyābiǎo]
矢量電壓表 英文
vector voltmeter
  • 矢 : Ⅰ名詞1. （箭） arrow 2. （尿） excrement; dung; feces 3. （姓氏） a surname Ⅱ動詞（發誓） vow; swear
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 壓 : 壓構詞成分。
  • 表 : Ⅰ名詞1 （外面;外表） outside; surface; external 2 （中表親戚） the relationship between the child...
  • 電壓 : voltage; electric tension; electric voltage
  1. Finally, the prototype of closed - loop control system of mc has been designed. a seris of experiments have been made, and the results show that the closed - loop control of mc presented here is correct. also, the mc closed - loop systems based on the method can be applied to the variable frequency power supplies

    最後，製作了輸出電壓有效值控制矩陣變換器閉環系統的原理樣機，進行了一系列實驗測試，結果表明採用雙空間矢量策略矩陣變換器實現輸出電壓有效值閉環控制是正確有效的，輸出電壓有效值控制矩陣變換器閉環系統作為變頻電源設計也是切實可行的。
  2. In the researches about hexagon track, smith triggers are used, so is flux self - control. as to round track, the method of voltage vector selection is taken. we can select the proper voltage vector by the position and magnitude of stator flux as well as the magnitude of torque

    在六邊形磁鏈的研究中，本文主要是使用了施密特觸發器，通過磁鏈自控制單元來實現的；而對于圓形磁鏈的直接轉矩而言，則是利用了電壓矢量查表的方法，通過實時判斷磁鏈的區間和幅值、以及轉矩的大小，繼而從表格中選擇合適的電壓矢量。
  3. The theoretical analysis and result of simulation indicate that the two - phase modulation reduces the switching losses 50 % relative to the quasi - optimum and the space vector modulation and overmodulation can generate higher voltages with low total harmonic distortion

    分析表明二相調制方法相對于準優化方法減少開關損耗近30 ，空間矢量的調制與過調制可以大大的提高直流母線電壓的利用率。
  4. The typical technology for ac motor control has vvvf, vsvf, vc and dtc etc. direct torque control ( dtc ) of asynchronous motors, which has been developed in the recent decades, is a power control method for motor drives

    交流電機控制技術具有代表性的有調壓調頻控制、轉差頻率控制、磁場定向控制（矢量控制）以及隨后出現的直接轉矩控制（ dtc ）等。
  5. Among these a three - phase voltage - style pwm rectifier is selected, and voltage space vector pwm is employed. and its principle, mathematics models and the selection of control parameters are studied in details. in addition to, a fast algorithm for space vector pwm, the method of decomposition matrix proposed in this paper can simplify the calculation process and with which we may omit the triangular function tables

    分析總結了現有的三相整流電路拓撲及其控制策略，選擇以三相電壓型pwm整流器為研究對象，並採用電壓空間矢量pwm控制策略；分析研究了整流器的工作原理，建立了數學模型；研究了控制方法及其參數設計；提出了電壓空間矢量的pwm快速演算法，不需要三角函數表，由dsp實時計算得到精確的工作矢量及零矢量的作用時間。
  6. The simulation model of pmsm close - loop control system is presented based on pwm inverter model and switching vector table model set up by the author and pmsm model in matlab. the model is proved correct from the simulation result

    然後在自行構造逆變器，開關電壓矢量表等模塊的基礎上，利用matlab中的永磁同步電機模型，實現了永磁同步電機閉環控制系統的模擬模型，模擬結果驗證了方案的正確性。
  7. The duty expressions of mc have been derived by the method of separate modulation and then combination of input current vector and output voltage vector

    採用對矩陣變換器的輸入電流矢量和輸出電壓矢量分別調制然後組合的方法得到矩陣變換器的占空比表達式。
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