ac power supply system 中文意思是什麼

ac power supply system 解釋
交流電源系統
  • ac : ＝1 air controlman 美海軍航空兵的空中交通管制員。2 alternating current 【電學】交變電流，交流電。...
  • power : n 1 力，力量；能力；體力，精力；（生理）機能；〈常 pl 〉才能。2 勢力，權力，權限；威力；政權；權...
  • supply : vt （ plied） 供給；供應；配給；補充，填補，彌補（不足、損失等）。 Cows supply us （with） milk ...
  • system : n 1 體系，系統；分類法；組織；設備，裝置。2 方式；方法；作業方法。3 制度；主義。4 次序，規律。5 ...
  1. Three phase ac reactive power display control instrument ; single screen digital display ; outline dimension 16080mm ; no communication interface ; no transmit output ; three - phase four - wire system connection mode, high limit alarm low limit alarm ; switch power supply ; input voltage 0380v ; input current 05a, display reactive power 0114. 0k var

    三相交流無功功率顯示控制儀:單屏數字顯示外形尺寸16080無通訊介面無變送輸出三相四線制接線方式，上限報警下限報警開關電源供電輸入電壓0 380v ，輸入電流0 5a ，顯示無功功率0 114 . 0kvar ，
  2. Three phase ac active power display control instrument ; single screen digital display ; outline dimension 16080mm ; no communication interface ; no transmit output ; three - phase four - wire system connection mode ; high limit alarm low limit alarm ; switch power supply ; input voltage 0380v ; input current 05a ; display active power 0114. 0kw. 2. wp - le3q - c2004hlt 380v 380v, 100a 5a

    三相交流有功功率顯示控制儀單屏數字顯示外形尺寸16080無通訊介面無變送輸出三相四線制接線方式;上限報警下限報警開關電源供電，輸入電壓0 380v ;輸入電流0 5a ;顯示有功功率0 114 . 0k w 。
  3. Ac tri - phase reactive electric energy display control instrument ; double screen digital display ; outline dimension 16080 mm ; no communication interface ; no transmit output ; tri - phase four - wire system ; high limit alarm lower limit alarm ; switch power supply ; input voltage signal 0380v ; input current signal 05a ; reactive power display 0114. 0kw active electric energy display 09999999999999kwh

    交流三相無功電能顯示控制儀雙屏數字顯示外形尺寸16080 ;無通訊介面無變送輸出三相四線制上限報警下限報警開關電源供電輸入電壓信號0 380v輸入電流信號0 5a無功功率顯示0 114 . 0kw ;有功電能顯示0 9999999999999kwh 。
  4. Aeronautical static inverter ( asi ) is a kind of static converting device, which converts the dc ( 27v / 270v ) in the main power of aircraft into ac of constant - voltage and constant frequency by means of power semiconductor devices. with the development of the aircraft, all the electric equipment on the plane requires the power supply system with better performance

    航空靜止變流器（ asi ? aeronauticalstaticinverter ）是航空電源系統的二次電源，其作用是將飛機主電源直流電27v或270vdc變換成恆壓恆頻單相115v 400hz ，單相36v 400hz ，三相115v 200v ，或三相36v交流電，供飛機上負載使用。
  5. By analying the requirement of traction characteristics of rectifier in ac drive reciprocal power - fed test system, in this paper, the research on high power supply quality rectifer is conducted around topology and mathematical modeling, high power supply quality rectifer ' s control methods are summarized. predicted current control based on space vector pwm in two - phase stationary coordinates is proposed and used in this paper

    本文分析了交流傳動互饋試驗系統牽引特性對整流電源的要求，對高供電品質整流電源的拓撲結構和數學模型進行了研究，總結了高品質整流電源的控制方法，闡述了本文採用的兩相靜止坐標系下基於空間矢量脈寬調制的預測電流控制方法。
  6. In china the traction power supply system adopts single - phase ac

    牽引變壓器的選擇是人們長期關心的問題之一。
  7. This might indicate a weak or charging battery, a transition between ac power and battery, or another change in the status of the system power supply

    這可能指示電池電力不足或正在充電、電源正由交流電轉換為電池或相反，或系統電源狀態的其他更改。
  8. Tri - phase ac active, reactive power meter ; double screen digital display ; outline dimension 16080 mm ; tri - phase four - wire system ; switch power supply ; voltage input 0100v ; current input 05a ; active display 7500w ; reactive display 7500var

    三相交流有功無功功率表;雙屏數字顯示;外形尺寸16080三相四線制;開關電源供電電壓輸入0 100v電流輸入0 5a有功顯示7500w無功顯示7500var 。
  9. High voltage shunt capacitor installation is applied to ac po - wer system with 50hz for raising power factor, adjusting voltage of power grid, reducing transmission loss and raising the efficiency of transmission transformation facilities, so as to improve the quality of power supply

    高壓並聯電容器成套裝置適用於工頻電力系統中，用以提高功率因數調整電網電壓，降低線路損耗，充分發揮設備效力，改善供電質量。
  10. High voltage shunt capacitor installation is applied to ac power system with 50hz for raising power factor, adjusting voltage of power grid, reducing transmission loss and raising the efficiency of transmission trans - formation facilities, so as to improve the quality of po - wer supply

    高壓並聯電容器成套裝置適用於工頻輸配電系統中，用以提高功率因數，調整電網電壓，降低線路損耗，充分發揮設備效率，改善供電質量。
  11. Based on studying of the multi - level technique, a variable frequency speed regulation system based on the diode clamped three - level inverter is introduced in this thesis in detail. it includes ac - dc - ac main power circuit, snubber circuit, isolated driving circuit by optical fibre, delay time circuit on powering, sampling circuit of current and voltage, protection circuit and etc. a distributed power system ( dps ) which can reinforced the system ’ s security is developed to solve the power supply of the whole system

    本文在研究多電平技術的基礎上，研製了一套以二極體箝位式三電平逆變器為基礎的變頻調速系統，包括:交-直-交主功率電路，緩沖電路，光纖隔離驅動電路，上電緩沖延時電路，電流、電壓采樣電路，保護電路等。
  12. The “ gw9 - 12 ” type of outdoor high voltage isolator switch is the high voltage switch ewuip ment of single phase ac 50hz, the product is suitable for power system sithrated 10kv to make or break power supply under circumstances of with voltage and nomload

    12型戶外高壓職責離開關是單相交流50hz高壓開關設備，用於10kv的電力系統中，作為有電壓無負載的情況下接通或分斷電源使用。
  13. This paper put forward the realization method of a kind of multi - function general use inverter system which added other functions based on the independent sine wave inverter, it not only can be used as independent inverter power supply but can be used as an in - support mode ups which realize synchronous with the phase of power grid voltage and realize to switch with power grid mutually, it also can realize three phase ac output by the combination of three synchronous inverters, experiment proved it in this way has a stronger ability of resisting three phase unbalance load

    本文提出了一種基於獨立正弦波逆變器的功能之上復合其他功能而成的多功能通用逆變電源系統的實現方法，此系統不僅可以作為獨立逆變電源使用，還可以與電網電壓的相位同步，作為后備式正弦波ups使用，在逆變電源和電網的相互切換時能做到對負載無影響，同時還可以由三臺逆變器進行組合自同步實現三相對稱交流輸出，實驗證明這種方式具有較強的抗三相不平衡負載的能力。
  14. It is designed for desk - top usage and has a front loading system and a built - in ac power supply

    它是為在桌面使用而設計的並且使用前面裝載系統和一內置ac電源
  15. Gck1 series motor control center is distribution device for ac 380v system and a control device for out - of - phase motor, suitable for distribution device for factories and mines and building, motor centralized - control for metallurgical indi = ustry, chemical industry and light industry production line. it can be equipped with programmable controller and microprocessor, and formed into power supply and power distribution automatic control system

    Gck1系列電動機控制中心是交流380v系統的配電和異步電動機的控制設備，適用於廠礦及建築物的配及冶金、化工、輕工生產線的電動機集中控制，還可於程序控制器和微處理器組成供需自動控制系統。
  16. Doubly salient electro - magnetic generato ( rdseg ) is a relatively new type of ac brushless machine, which offers an excellent balance between cost, reliability, power density, and high - speed capability. the technology of multiple channels is of help to increase the capability of the aero power - supply system

    電勵磁雙凸極發電機是一種新型的交流無刷電機，它具有結構簡單、可靠性高、能量密度大及高速運行等優點。余度技術是提高航空電源系統可靠性的重要手段。
  17. 2. wp - le3pq - t2824nt 220v 220v, 5a 5a tri - phase ac active, reactive power meter ; double screen digital display ; outline dimension 80160mm ; rs - 485 standard serial communication ; ma transmission output ; tri - phase four - wire system ; switch power supply ; input voltage 0220v ; input current 05a ; active display 3300w, reactive display 3300var

    三相交流有功無功功率表雙屏數字顯示外形尺寸80160 rs - 485標準串列通訊4 20 ma變送輸出三相四線制;開關電源供電電壓輸入0 220v輸入電流0 5a ;有功顯示3300w ，無功顯示3300var ，
  18. The system consists of the ac input stage, single phase pfc, main inverter, output low - pass filter, auxiliary power supply, etc. the power supply extremely has an important position in the electronics equipments

    電源在電子設備中有著極為重要的地位，對變頻電源的研究具有重要的理論意義和工程實用價值。
  19. Tri - phase ac voltage display control instrument ; three screen digital display ; outline dimension 80160mm ; rs - 485 standard serial communication ; tri - phase four - wire system connection mode ; switch power supply ; input voltage 0400v ; display 0400v ; tri - phase high limit alarm. 2

    三相交流電壓顯示控制儀:三屏數字顯示;外形尺寸80160 ; rs - 485標準串列通訊;三相四線制接線方式開關電源供電輸入電壓0400v顯示0 400v三相上限報警。
  20. Presented are the functions, main technical parameters and constituent components of the ac drive test system for locomotive, composed of locomotive power supply, converter, 3 - axial bogie rolling load test bench, asynchronous traction motor test bench and microprocessor automatic control system

    摘要介紹了集機車供電、變流器、三軸轉向架滾動負載試驗臺、異步牽引電動機試驗臺、微機自動控制於一體的機車交流傳動試驗系統的功能、主要技術參數以及主要設備。
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