switch step 中文意思是什麼

switch step 解釋
切換階段
  • switch : n 1 (樹上折下的)細樹枝;軟鞭子;鞭打。2 假發;(尾巴上的)毛簇。3 〈美國〉【鐵道】道岔扳子,軌...
  • step : vi ( pp )1 走;跨步。2 踩,踏上 (on)。3 跳舞,輕快地走,合著步調走。4 跨入,踏進。5 走上。vt ...
  1. The second, at the high frequency primary coil, when switch turn on with control signal ( the spwm pulse is modulated ), in the positive or negative semi - period of low frequency modulation signal, transformer coil with same direction voltage. the magnetic flux of transformer core will increase step by step. at the end, it leads to magnetic flux saturation

    二、在高頻變壓器原邊,當開關管接收控制信號脈沖列(經調制的spwm波列)導通時,在低頻調制信號的正半周或負半周內,施加在變壓器繞組上的是同一方向的電壓,變壓器磁芯中的磁通可能將級進地逐漸增加,導致磁芯飽和,造成磁偏或單向磁化,導致低頻電信號放大失真或由於很大的磁化電流而無法正常工作。
  2. Step - nc ( iso14649 ) expends step into the area of cnc and renews the data interface between cax and cnc, which helps cnc system to use data models of products in three dimensions according with step directly in order to output nc programs then control machines directly, eliminate choke points of the information stream between cax, such as cad, capp, cam, cae, ped, erp and so on, connect the design product information and manufacturing product information on the base of step in the form of object - orientation, and change the traditional movement and switch control - orientation numerical programs into object - orientation programs

    Step - nc ( iso14649 )將step擴展至cnc領域,重新規定了cax與cnc之間的介面,其目的是: cnc系統能夠直接使用符合step標準的cad三維產品數據模型,直接產生加工程序來控制機床;在step的基礎上以面向對象的形式將產品的設計信息與製造信息聯系起來,消除cax (如cad 、 capp 、 cam 、 cae 、 ped 、 erp等)與數控系統之間信息流瓶頸;將傳統的面向運動和開關控制的數控程序改變為直接面向加工對象的數控程序。
  3. According to the working principle of thermo - electrode, we demonstrate the structure of enlarged reflection area and the structure of step broaden waveguide to improve the switch ' s performance and bring down the driving power. according to the fabricating condition of our lab, we proposed simple wet - etching method to fabricate the oversized waveguides and peeling - off method to fabricate the electrode

    針對全內反射和熱電極的作用特點,在全內反射型熱光開關的設計中提出了擴大反射區結構和漸變展寬結構,理論模擬和實驗結果表明該方法能有效地提高了開關性能,降低了驅動功率。
  4. After that, begin to construct thermal insulation and protection layer. then repeat last step ( 4 ) to check electric heating system and switch on for 24hours

    試送電運行正常后,可進行保溫層和防護層的施工。施工完后,電伴熱系統重復本節第( 4 )條的檢查,並連續通電24小時。
  5. So the mirror and mechanical part can be fabricated in a one - level mask step by bulk micromachning of ( 100 ) with koh etching. we can on off the light path and switch the light exchange by controlling the movement of mirror

    本論文使用傳統的koh腐蝕液,利用硅材料的各向異性的特點,加工出了垂直於襯底表面的微鏡結構,利用這種微鏡結構可以完成光線的切換,實現光路的開關功能。
  6. It ' s the first step towards a significant u. s. policy switch on taiwan

    這意味美國對臺政策重大轉變的第一步。
  7. This paper mainly discusses a control method of substation voltage and reactive power. in order to get suitable decision for one day 24 hours tap - transformer ' s step switch and shunt capacitor switch, an approach of substation voltage and reactive power control on the basis of the combination of artificial neural network ( ann ) reactive power forecasting and evolutionary programming optimal decision - making is put forward

    論文主要研究變電站的電壓/無功控制決策問題,為了確定一天24小時內合適的有載調壓變壓器分接頭位置和並聯電容器投切狀態,提出一種基於人工神經網路的無功負荷預測和進化規劃優化決策相結合的變電站電壓和無功的綜合控制決策。
  8. It emphases the selection of secondary voltage of the step - down transformer, the control and protection of thyristor, the calculation of compensation capability and group capability, the technique of cross - zero switched on / off capacitors or reactor, the solution of avoiding possible resonance in switching on / off groups of capacitors or reactor and the measure of the best time to switch ( including the design of the computer survey and control system, instrument deliver system, delay operate and protect system ). although thyristor as a no - contact switch can avoid almost the problem of contact switch with contact, it can not solve the over - voltage, over - current and transient process itself as switching on / off capacitors or reactor. so we must develop a set of thyristor - switched control and protect system with great reliability so that it can realize of cross - zero switching on / off capacitors or reactor at any time

    晶閘管具有過零、動作快速的特點,本研究以晶閘管為電容器和電抗器的分組投切開關,重點研究了協調變壓器二次電壓的選擇、晶閘管觸發控制及保護、動態補償容量及分組容量的計算確定、過零投切電容器和電抗器技術的實現、以及分組投切電容器和電抗器可能發生諧振的處理計算方法,給出實現最佳補償投切選擇方法(測控系統、儀表變送系統、操作和保護系統的設計步驟) ,研製了一套高可靠性晶閘管觸發控制及保護系統,實現對無功的靜止可調補償。
  9. Step - by - step switch

    步進開關
  10. One - step sealing of ceramic to metal with dismatching for a vacuum switch tube

    金屬非匹配性一步封接
  11. To test this step, you can set the data switch layer to talk to this new ( local ) data layer

    :測試這些步驟,你可以設置你的數據開關曾與新的(本地)數據層之間進行對話。
  12. In the future, we should step forward to study how to minish the voltage spike, to improve the assistant switch network, to study another new structure topology, for enhancing the capability of the maglev chopper

    今後應該進一步地減小母線電壓尖峰,改進輔助管電路,研究新型拓撲結構,不斷提高斬波器的性能指標。
  13. Step down the pedal switch ( 5 ), the corner can be cut then

    踩下腳踏開關( 5 )即可切角.鋸片均速上升,鋸截工件,松開鋸片下降
  14. Based on state - space method to study the inverter fed permanent magnet synchronous machine, the sorts of the switch fault are given and the causes for the faults are analyzed. it investigates the currents and torque of the drive system fed by six - step inverter and pwm inverter under the different fault condition, and the valuable results are got 2

    在利用狀態空間法深入分析永磁同步電動機變頻調速系統穩態特性的基礎上,分析了逆變器開關元件發生故障的類型及其原因,模擬分析了六階梯波逆變器、 pwm逆變器各種故障狀態下的系統動態特性,得出了一些有價值的結論。
  15. Address : a switch pattern which identifies the location of a piece of data or a program step

    地址:可以識別數據或程序位置的轉換模型。
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