電力分析器 的英文怎麼說

中文拼音 [diànlìfēnxīqì]
電力分析器 英文
electric analyzer
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  • 分 : 分Ⅰ名詞1. （成分） component 2. （職責和權利的限度） what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] （料想） judge
  • 析 : Ⅰ動詞1. （分開; 散開） divide; separate 2. （分析） analyse; dissect; resolve Ⅱ名詞（姓氏） a surname
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  • 電力 : [電學] power; electric power電力變阻器 power rheostat; 電力捕魚 electrofishing; 電力潮流 directio...
  1. A transformer faults diagnosis method based on the grey corelation theory

    電力變壓器常見故障分析與檢修
  2. 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，深入分析了濾波器方案，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器優化拓撲結構，並採用了pwm調制技術、中頻注入變壓器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輸的難題。
  3. Based on an analysis of uhf ( ultra - high - frequency ) characteristic of pd ( partial discharge ) in power transformer, using mixing technique, a signal disposal cell has been devised for the sake of facilitating common data sampling card

    摘要在分析了電力變壓器局部放電的超高頻特性的基礎上，利用混頻技術，設計了局部放電超高頻信號的信號調理單元，方便普通數字採集卡採集。
  4. For the existing transformer cooling control system has many shortcomings such as the complicated system control circuit, the low reliability, the protection methods of blower fan being so simple, large control error, high fault rate, massive maintenance work and no method to realize telecommunication, this thesis develops a novel intelligent power transformer air - cooled control system based on the center of microprocessor through all - round technology analysis and research

    本文針對變壓器冷卻系統使用常規控制系統存在的系統控制迴路復雜、可靠性低、風機的保護方式簡單而無法進行故障預測、主變壓器油溫測量精度低造成控制誤差大、故障率高、維護工作量大、無法實現遠程通訊等問題，經過多方面的技術分析和調研，設計開發了新型的以微處理器為核心的智能式電力變壓器風冷卻器控制系統。
  5. In this paper, the power transformer interior fault diagnosis technique based on the dissolved gas in oil analysis and the principles of genetic algorithm are analyzed. the forecasting models for power transformer interior fault are proposed based on the grey prediction model. the genetic algorithm is applied to estimating optimum coefficients of this forecasting model

    本文對基於變壓器油中溶解氣體分析（ dissolvedgasesanalysis ，簡稱dga ）技術的大型電力變壓器內部故障診斷技術和遺傳演算法原理進行了深入的分析，首次將灰色預測理論引入到大型電力變壓器內部故障預測工作中，運用遺傳演算法實現預測模型的優化，建立了基於遺傳演算法的變壓器內部故障改進灰色預測模型。
  6. Then the paper analyzes control system of hybrid active power filter, the way of harmonic detecting and the principle of control system, digital low pass filter and the generation of pwm, on the base of which the paper designs a new parallel hybrid active power filter which is controlled by tms320lf2407, and detailedly introduces drive circuit of pwm, sampling circuit of current, voltage adjustment and protection circuit, communication circuit, liquid crystal display circuit

    分析了混合型有源濾波器的控制系統、諧波檢測方法及控制原理、數字低通濾波器和pwm信號的產生，在此基礎上設計了一種基於tms320lf2407為控制核心的並聯混合型有源電力濾波器硬體原理圖。並對pwm驅動電路、電流采樣電路、電壓調整、按鍵輸入和保護電路、通信模塊、液晶顯示模塊進行了較詳細的分析說明。
  7. On the basis of the analysis of fundamental principle of thermoelectric refrigeration, the steady state mathematical model of the thermoelectric system was founded. according to the model, the theoretical analysis and calculation are made on various working conditions, and analyzed theoretically the effects on thermoelectric system which caused by hot and cold temperature difference, the device ’ s effective system figure of merit, the properties of the heat changers, which established theoretical basic for the opening up and design of the thermoelectric system and its performance test

    在分析熱電製冷基本原理的基礎上，建立了熱電裝置的穩態系統數學模型，並依據該模型對熱電裝置系統進行了不同的工作狀態下的熱力分析計算，並就熱電裝置的冷熱端溫差、電堆片的優值系數、散熱器的散熱性能與熱電熱泵裝置性能的影響進行了理論分析，為熱電裝置的開發設計和現有熱電裝置的性能測試建立計算理論基礎。
  8. J. sun and h. grotstollen, “ averaged modeling of switching power converters : reformulation and theoretical basis ”, power electronics specialists conference, 1992, vol. 2, pp. 1165 - 1172

    陳學展， 「新型順向式單級高功因電力轉換器之分析與控制器設計」 ，國立成功大學，碩士論文，民93 。
  9. Applying the reliability engineering method, the author makes relatively comprehensive analysis of the electric dynamometers and their control system, and also makes a few point of view and proposals for improving the product quality

    運用可靠性工程方法對電力測功器及其控制系統進行了較為全面的分析，提出了提高其產品質量的幾點意見和建議。
  10. The no - loading emf of prototype and the no - loading emf of conventional generator are contrasted and analyzed, in the condition of considering the influence of damping winding and core saturation

    並在考慮鐵心飽和、考慮阻尼繞組影響情況下，將傳統發電機的空載電勢與電力發生器樣機的空載電勢進行了比較、分析。
  11. Considering the influence of damping winding and if core is saturated or not, the no - loading emf waveform of a conventional generator having the same size with the prototype ( except the stator slot ) is analyzed, and the waveform deviation factor is taken out

    對一臺具有與電力發生器樣機相同尺寸（除定子槽形）傳統發電機的空載電勢波形進行了分析。分析了不考慮鐵心飽和、考慮阻尼繞組影響和考慮鐵心飽和、考慮阻尼繞組影響兩種情況下，它的空載感應電勢，求取了空載電勢波形畸變率。
  12. This paper analyzes the local stress of the elastic base seat of the sensor on ladle vehicle electronic scale, and finds out the reasons for the fracture failure of the elastic base seat

    摘要利用有限元方法對鐵水車電子秤的傳感器彈性座體進行了局部應力分析計算，找出了彈性座體斷裂破壞的原因。
  13. As the back - propagation neural network ( bpnn ) is adopted to diagnose the dissolved gases of transformer, convergence rate becomes slow, convergence precision becomes bad and even being out of convergence as more sampled data are trained and more complicated relation between input and output becomes

    根據電力變壓器油中溶解氣體分析（ dga ） ，採用反向傳播神經網路（ bpnn ）對電力變壓器進行故障診斷時，隨著學習樣本數目的增多，輸入輸出關系的復雜化，網路收斂的速度將變得緩慢，收斂精度不理想甚至不收斂。
  14. In part three, the physical and chemical properties of core - shell nanoparticles have been characterized by using transmission electronic microscopy, atomic force microscopy, zetasizer and alternating grade magnetometer

    第三，採用透射電子顯微鏡、原子力顯微鏡、 zeta電位分析儀、交流梯度磁場計等儀器對該類納米顆粒的物理化學性質進行了表徵。
  15. On the basis of these theories, the no - loading emf of powerformer is analyzed and the no - loading waveform deviation factor is taken out, in the conditions of considering the influence of damping winding and not considering it

    在這些理論基礎之上，分析了考慮阻尼繞組影響與不考慮阻尼繞組影響兩種情況下電力發生器的空載感應電勢，求取了空載電勢波形畸變率。
  16. 4. the double dsp technique is introduced, and the furthermore the traditional fft analysis and nowaday theory of instantaneous reactive power is combined, thus the combined system of shunt passive filters and active power filters is designed

    4 、採用雙dsp晶元技術，將傳統的頻域分析fft計算與現代的瞬時無功功率理論相揉和，進行lc無源濾波器和並聯型有源電力濾波器混合系統的設計。
  17. In chapter two, the system structure and working principle of apf are introduced also the affection on compensation precision when main parameters of apf vary are studied

    並對有源電力濾波器的主要參數如交流側濾波電感值、直流側電容電壓及滯環寬度對補償精度的影響進行了分析。
  18. The shunt active power filter which uses the i p ? iqmethod and the hysteresis - based current control strategy has been simulated, and analyze the inductor and the cut - off frequency which affect the performance of shunt active power filters

    Iq諧波電流檢測和電流滯環跟蹤控制技術的並聯型有源電力濾波器進行了模擬研究，重點分析了影響有源電力濾波器補償效果的濾波電感和采樣電路截止頻率。
  19. ( 3 ) the law and characteristic of electromagnetic transient process for the switching overvoltage in the electric network of power stations have been studied by analyzing the electromagnetic transient process of switching overvoltage in power station and specially approaching the surge overvoltage transferred from the switchgear station through power transformers

    （ 3 ）通過分析廠站操作過電壓的電磁暫態過程及特性，特別是對超高壓開關站中的操作過電壓通過升壓電力變壓器傳遞的傳遞過電壓進行分析研究，研究了廠站電氣網路中過電壓的電磁暫態變化規律及特性。
  20. Based on the malfunction datum of 328 power transformers ( 110kv or above ), the paper makes the following studies by both the analysis of the datum and lots of tentative tests and presents the corresponding research results : the research on the malfunction mode classification of power transformers by the failure tree analysis method ( fta ) ; the research on the status prediction criterion of running power transformer ; the research on detective methods and criterions of the disability of the power transformer ; the research on evaluation the life of the power transformer ; the research on the relationship between the status estimate system and status examination & repair of the power transformer

    本論文以電力系統328臺110kv及以上電壓等級的電力變壓器事故和故障統計資料為基礎，通過對110kv及以上電壓等級電力變壓器故障數據的整理分析和大量探索性試驗，對以下方面開展研究並給出研究結果： 1採用fta （故障樹分析法）對電力變壓器的故障模式進行科學分類2電力變壓器運行中的狀態預測判據研究3
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