瞬時作用開關 的英文怎麼說

中文拼音 [shùnshízuòyòngkāiguān]
瞬時作用開關 英文
momentary contact switch
  • : Ⅰ名詞(眼珠一動; 一眨眼) wink; twinkling Ⅱ動詞(眨眼) wink
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
  • : Ⅰ動詞1 (使開著的物體合攏) close; shut 2 (圈起來) shut in; lock up 3 (倒閉; 歇業) close down...
  1. The control tactics of space voltage vector are investigated, and the simplified algorithm which judges the sector location of reference vector and calculates switch operation time is put forward. by analyzing the current hysteresis control, the relation between switch frequency, and hysteresis bandwidth and input inductance of pwm rectifier is deduced. by applying instantaneous power theory, the principle of pwm rectifier power control is analyzed, and the direct power control by matlab toolbox through estimating active power and reactive power with virtual flux is realized, and the simulation results prove that it is correct

    對常空間電壓矢量控制策略進行分析,提出了給定參考矢量所在區間判斷的簡化方法,以及電壓矢量間的求取方法;分析了電流滯環控制策略,推導出頻率與滯環帶寬以及整流器輸入電感之間的系;應功率理論分析pwm整流器功率控制原理,通過虛擬磁鏈估計有功功率和無功功率,matlab實現了直接功率控制,並驗證了該控制方法的正確性。
  2. Large signal model of gaas mesfet is built and, in the light of advanced pspice circuit simulation programme, the circuit transient and dc operation analyse and speed performances are calculated. and also, the inserted loss and isolation are optimized by microwave circuit software touchstn of eesof company

    ,建立了gaasmesfet器件大信號模型,先進的pspice電路模擬程序對所設計的電路進行態分析和直流工點分析,計算電路的速度性能;eesof公司的touchstn微波電路設計軟體,進行的插入損耗和隔離度的優化設計。
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