旋轉制交換機 的英文怎麼說

中文拼音 [xuánzhuǎnzhìjiāohuàn]
旋轉制交換機 英文
rotary switch board
  • : 旋Ⅰ動詞1 (旋轉) whirl 2 (用車床切削或用刀子轉著圈地削) turn sth on a lathe; lathe; pare Ⅱ名詞...
  • : 轉構詞成分。
  • : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
  • : Ⅰ動詞1 (把事物轉移給有關方面) hand over; give up; deliver 2 (到某一時辰或季節) reach (a cert...
  • : 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
  • : machineengine
  • 旋轉 : revolve; gyrate; rotate; spin ; revolution; revolvement; rotation; circumgyration; circulation
  1. Space vector control according as ac induction motor two - axis theory speed separates the stator current into two components. one is the torque component ; the other is the flux component. a structure similar a dc machine structure where torque and field can be controlled independently is given

    矢量變是以流電動的雙軸理論為依據,在同步坐標系中把定子電流矢量分解為兩個分量:一個分量與子磁鏈矢量重合,稱為勵磁電流分量;另一個分量與子磁鏈矢量垂直,稱為矩電流分量。
  2. The design of excitation power source based on principle of three phase step motor and pulse width modulation ( pwm ) technology, intelligent power model ( ipm ) is used for inverter switches, the output ac pulse used as excitation signals. the speed of rotation and magnetic intensity can be changed by regulate the exciting converted frequency and magnitude of exciting current. constant current is achieved by closed loop feed back

    勵磁電源結合步進電原理與脈寬調技術,選用智能功率模塊ipm作為逆變開關器件,輸出流脈沖勵磁信號,以調節勵磁頻率和勵磁電流大小為手段,實現對磁場頻率和磁場強度大小的有效調節,並通過閉環反饋實現閉環恆流控
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