輸入變壓器 的英文怎麼說

中文拼音 [shūbiàn]
輸入變壓器 英文
i ut tra former
  • : Ⅰ動詞1 (運輸; 運送) transport; convey 2 [書面語] (捐獻) contribute money; donate 3 (失敗) l...
  • : Ⅰ動詞1 (進來或進去) enter 2 (參加) join; be admitted into; become a member of 3 (合乎) conf...
  • : 壓構詞成分。
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 輸入 : 1 (從外部送到內部) import 2 [電學] input; entry; entering; in fan; fan in; 輸入變壓器 input tra...
  1. In this thesis, the author analyses the deficiency in detecting and controlling function of the computer detecting and controlling system utilized in present transforming station. the strategy of design of software on operation and direction of 5 00kv transformer station is presented. it points out that we can deduce the mathematic analytical formula using the current, voltage and power of two terminals of transmission line as input. on this basis, we do realtime calculation of 500kv transmission line ' s parameter. we can also deduce the linear analytical formula of three - winding autotransformer ' s resistence using its current, voltage and power as input. the corresponding software is programmed on this basis

    論文提出以電線路本端和對端電流、電、功率作為量,導出了超高長線的波阻抗和傳播常數的數學解析式,在此基礎上進行了500kv電線路實時參數計算;提出以三繞組自耦的電流、電、功率為量,導出了自耦繞組的電阻、電抗的線性解析式並進而對的實時參數進行計算;在此基礎上編制了相應的軟體。
  2. Firstly, second harmonic component ratio and dead angles of two phase inrush ' s dispersion in three - phase transformes are acted as input variable. secondly, the method applies improved algorithm based on the original algorithm of multi - layer forward back propagation network, that is to say, adding last variational effect of weight value and bias value to this time and making use of variable learning rate. at the same time, this method also adopts dynamic form in the number of hidden floor node

    首先,文中將三相兩相涌流差流的二次諧波含量比和間斷角作為網路的量;其次,利用對原有bp網路訓練演算法基礎上的改進型演算法(即在計算本次權值和閾值的化時增加上一次權值和閾值化的影響以及採用學習率,與此同時隱含層神經元個數採用動態形式) ,通過樣本訓練使網路結構模型達到最優。
  3. Secondly, according to the character of this kind of harmonic, the solutions of power filter are deeply analyzed and an optimized topology for series connected hybrid power filter is obtained. by pwm technique, midfrequency transformer and the principle of the magnetomotive force ( mmf ) compensation, the problem to the transfer of the low - frequency harmonic power compensatory signal in the series apf is solved, in technique

    其次,針對acem系統特有的「電源諧波」特性,深分析了濾波方案,得到了一種適用於acem系統諧波抑制的串聯混合型有源電力濾波優化拓撲結構,並採用了pwm調制技術、中頻注和磁勢補償原理有效地解決了串聯apf中低頻諧波功率補償信號傳的難題。
  4. The power ’ s quality is decided in the system performance, the amplifier has 4 groups ’ power sources, input 220v through the filter, the transformer transformation, the full - wave rectification, finally through manostat leveling off voltage, after the electric capacity filter outputs

    電源質量的好壞是決定系統性能的一個重要因素,放大共4路電源,220v通過型濾波,,全波整流,最後通過三端穩,電容濾波后出。
  5. Then novel circuit structure of bi - directional voltage mode ( based on forward converter ) inverters with high frequency link, are proposed, which is constituted of input cycloconverter, high frequency transformer, output cycloconverter, input and output filter ; the circuit topologies family of this bi - directional voltage mode inverters with high frequency link include six circuit topologies, such as push pull - full wave mode, push pull - full bridge mode, half bridge - full wave mode, half bridge - full bridge mode, full bridge - full wave mode, and full bridge - full bridge mode etc. taking full bridge - full bridge mode circuit as an example, principle of uni - polarity phase shifting controlled bi - directional voltage mode inverters with high frequency link is introduced

    本文首先論述了dc / ac逆技術的應用前景及發展現狀。基於正激forward的雙向電源型高頻環節逆電路結構,由周波、高頻出周波、以及出濾波構成;雙向電源高頻環節逆電路拓撲族,包括推挽全波式、推挽橋式、半橋全波式、半橋橋式、全橋全波式、全橋橋式六種電路。
  6. The process by which the transformer is enabled to draw the requisite amount of power is as follows.

    使能夠從電源必要數量的功率的過程如下。
  7. The pwm control of duty cycles acts as an electric transformer which regulates the amplitudes of equivalent input voltage and equivalent output voltage, so that both positive and negative amplitudes of equivalent input voltage are equal to those of equivalent output voltage

    件占空比的pwm調節,相當于在電路中加一個電子,使得方波電源和出方波電源的正負電幅值分別匹配。
  8. Adding momentum item while correcting weight and limiting range of input value reduce error and improve diagnosis correctness greatly. while normalizing the input value, a new way is put forward that normalization is performed item by item according to its sort. in this way error training can avoid going into the flat field that is caused by existing of 0 or 1 of the input value

    本文首先分析了故障診斷和神經網路的基本理論,並在此基礎上提出了神經網路對于故障診斷系統的適用性;文中將bp神經網路演算法用計算機實現;並針對其本身存在的一些缺點提出了一系列改進措施,通過在修正權值的時候增加動量項,並且限制值范圍來減小誤差、提高系統的診斷正確率;在對數據進行歸一化處理的時候,採取按類逐項歸一化的方法,避免了數據出現0或者1而使訓練進平坦區。
  9. This paper studies the variable - voltage energy saving theory and its implementation for asynchronous motor with light load, compares several kinds of scheme of improving efficiency in detail and confirms the variable - voltage energy saving method, that is adjusting the input voltage by detecting the iron loss and copper loss of motor directly. in addition, the directness *, simpleness and availability of the method are verified by the emulational experimental results with simulink of the matlab. the circuit of the general inverter based on the tms320f240 dsp was used in this paper, and the practicable program was compiled

    本文分析了異步電動機輕載時降節能運行的原理,對幾種提高效率的方案進行了比較,確定了通過直接檢測電動機鐵損和銅損來實時調節以達到高效節能目的的控制方法,應用matlab軟體對系統進行模擬,在基於tms320f240dsp的通用型上編制了實用化的程序,形成了完整的樣機,對其進行了測試,並給出了試驗結果。
  10. The paper presents a new circuit supervision system for airfield lights which can carry on the on - line circuit supervision on some troubles such as the excessively small power input, the water entering the isolated transformer barrel and the isolated transformer ' s sencondary circuit opening

    摘要提出了一種機場助航燈光故障在線巡檢系統,可以對機場助航燈具開路、功率過小、隔離桶進水、隔離二次開路等故障進行在線巡檢。
  11. Ppfc working principle, circular current and effects of clamping capacitor are studied in this paper in detail. because of the clamping capacitor, ppfc have some good features compared with ppc : reducing the fluctuate of the input current ; restraining the voltage spike of the power mosfet ; avoiding the bias - magnetic of the transformer

    由於箝位電容的加,相對于推挽電路而言,該拓撲具備了一些獨特的優點:減小了電流的脈動:削弱了開關管的關斷電尖峰;有效抑制了的偏磁。
  12. The circuit structure of this kind of converters is constituted of input cycloconverter, high frequency transformer ( high frequency storage transformer ), output cycloconverter, input and output filter

    這類周波、高頻(或高頻儲能式) 、出周波、以及出濾波構成。
  13. To reduce the inductor and the phase displacement between the input current and the input voltage simultaneously, multi - level ( ml ) converters are adopted as the pfc topologies in this thesis

    為了同時減小電感和電流與間的相位差,本文提出採用多電平作為pfc的拓撲。
  14. Data inputting and graphinputting module respectively achieve data inputting of first system and electric firstwiring diagram inputting ; secondary scheme design module realizes scheme design ofsecondary loops including control, protection, signal, measure, automotive equipment, operation electrical source and electrical source for substation and power distributionstation, using rule - cased reasoning of expert system ; protective relaying settingcalculation module realizes setting calculation for first equipments which aretransformers, circuitries, capacitors, and electromotors ; secondary equipmentselection module realizes type selection of secondary microcomputer integratedequipments ; graph making out module realizes secondary drawings making outautomatically representing design production using case - cased reasoning of expertsystem and the drawings can be edited and modified under the secondary developedautocad environment

    數據和圖形模塊分別完成一次系統資料錄和電氣主接線圖的;二次方案設計模塊利用專家系統基於規則的推理實現配電所各二次迴路的方案設計,包括控制、保護、信號、測量、自動裝置、操作電源和所用電源;繼電保護整定計算模塊實現主設備的整定計算,包括、線路、電容和電動機;二次設備選型模塊實現二次微機成套裝置的型號選擇;圖形生成模塊利用專家系統基於實例的推理實現代表設計成果的各類二次圖紙的自動生成,生成的圖紙可以在二次開發的autocad環境下進行編輯和修改。
  15. The operation principle, stability and current ripple of the output filter inductor between serial and parallel modes are analyzed. a 1000 va serial and parallel combined dual buck half - bridge inverter ( dbhbi ) has been implemented to verify the analysis

    文章分析了該逆的工作原理、串並聯兩種運行模式對出濾波電感電流脈動、脈動、系統穩定性的影響,並以1000va雙降式半橋逆為例進行了實驗驗證。
  16. In the second chapter, equivalent circuit of the eddy current sensor is firstly analyzed. based on that, the carrier signal generating circuit that is realized by the lc periodic circuit is introduced, thus, the carrier signal of standard frequency is obtained through the trimming capacity. subsequently, the disc type rotational armature generator and the rotational coupling transformer are separately leaded in to realize the power supplies of the carrier signal generating circuit and output of the measuring signal

    在傳感設計一章中,首先對渦流傳感進行等效電路分析,在此基礎上分析了由電感、電容諧振電路構成的載波信號發生電路,並通過微調電容獲得了標準頻率的載波信號;接下來提出了採用盤式旋轉電樞發電機解決載波信號發生電路電源供給問題的方案,同時通過旋轉耦合的引,使得測量信號出問題很好地解決;本章最後給出的一組實驗曲線充分說明了這一方案的可實現性。
  17. In this system, cpld controls semiconductor laser, the fet controls surface light source by the way of changing input voltage to control current, and the pulse signal of 1khz produced by at89c2051mcu controls yag laser

    系統中使用cpld控制半導體激光,使用場效應管通過改控制電流的方法來控制面光源,通過at89c2051單片機產生1khz的脈沖信號來控制yag激光
  18. The two - transistor forward converter has many advantages, especially its low voltage stress, each power switches need to block only input voltage, so it is widely used in high voltage input application

    雙管正激有很多優點,特別是在電應力方面,中的兩個開關件只需承受,因而在高的場合得到了廣泛的應用。
  19. In this paper, a three - level double forward converter ( tdfc ) is proposed to meet the requirement for high input voltage and high output voltage application

    因此,由於雙管正激自身的特點而限制了它在高和高出電領域的應用。
  20. Firstly, design the software phase - closed loops ; secondly, realize the double closed loops control of the instantaneous value and the virtual value. furthermore, the dynamic flux imbalance of the output transformer caused by ordinary pi arithmetic is analyzed in detail. a new solution for flux balance by sampling the instantaneous primary current of the output transformer and introducing the on - line calculated bias current component into the voltage regulation arithmetic is presented

    系統軟體實現了ups的各個功能模塊,首先設計了軟體鎖相環;然後實現了出電瞬時值和有效值雙閉環反饋控制;並且在深分析基本數字pi演算法所引起的動態偏磁問題的基礎上,提出了一種改進演算法,實時消除了的偏磁。
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