組合諧波 的英文怎麼說

中文拼音 [xié]
組合諧波 英文
combination harmonic
  • : Ⅰ名詞1 (由不多的人員組成的單位) group 2 (姓氏) a surname Ⅱ動詞(組織) organize; form Ⅲ量詞(...
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • : Ⅰ形容詞1 (和諧) in harmony; in accord; in tune 2 (詼諧) humorous Ⅱ動詞(商量好; 辦妥) come t...
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  1. Series reactor is applied to ac power system with rated voltage of 6kv - 63kv and series connected with shunt capacitor banks for restraining wave distortion in grid voltage so as to improving the quality of power system and ensure the safety of its operation. it can restrain harmonic current and surge current in capacitor banks so that the capacitor will operate reliably

    Ckdk型串聯電抗器,適用於6 63 kv電力系統中,與並聯電容器相串聯,用以抑制電網電壓形畸變,從而改變電網質量和保證電力系統安全運行抑制流過電容器電流和限制閘涌流,從而保護電容器的安全可靠運行。
  2. Dry - type air - cored series reactor is applied to ac power sys - tem with rated voltage of 6kv 10kv 35kv and series connected with shunt capacitor banks for restraining wave distortion in grid voltage so as to improving the quality of power system and ensure the safety of its operation

    乾式空芯串聯電抗器適用於6kv 10kv 35kv電力系統中與並聯電容器串聯,用於抑制電網電壓形畸變,從而改善電網質量和保證電力系統安全運行,抑制流過電容器電流和限制閘涌流,從而保護電容器使之安全運行。
  3. The simplest form of wave motion consists of the combination of a transverse simple harmonic vibration and a uniform translation.

    動的最簡單形式是橫向簡振動和勻速直線運動的
  4. Based on the geophone vibration formula, this paper presents the affective factors to the seismic data from high resolution geophone arrays and its main property specifications, such as natural frequency, damping coefficient, sensitivity, harmonic distortion, and alias

    為此,從檢器的振動方程出發,對高解析度地震檢器性能指標(如自頻率、阻尼系數、靈敏度、失真、假頻等)以及檢的連接方式對地震資料品質的影響進行了分析。
  5. By regulating the compensation current injecting into the compensation winding of the reactor, the reactor inductance at different harmonic frequencies can be independently and continuously adjusted

    有源電抗器由一對耦和一個補償電流發生器成,通過控制有源電抗器補償繞中的磁通補償電流,可以獨立且連續地調節電抗器在不同頻率下的電感量。
  6. The detail study on the interaction between the electron beam and standing wave of complex cavity gyrotron with gradual transition and gyroklystron has been done in this dissertation, supported by the pre - study important items " the study on 8mm third harmonic gyrotron with a permanent magnet system " and " the study on 8mm high power gyroklystron ". the main works of this dissertation are listed as following : 1. the study on the rf distribution of the complex cavity with gradual transition is presented, in which the multi - modes coupling are taken into account

    本論文就是結該課題的「九?五」重點項目「 8mm三次永磁包裝迴旋管技術的研究」及「十?五」重點項目「 8mm高功率迴旋速調管技術的研究」 ,對以振腔為互作用高頻系統的迴旋脈塞器件中兩種典型的器件? ?迴旋振蕩管及迴旋速調管中電子注與駐場的互作用進行了深入細致的探討和研究,其中迴旋振蕩管採用的是漸變復腔。
  7. Multilevel inverter technology is a pop research in high voltage and high - power converting fields. it can synthesize multilevel output with the distribution of dc voltage and the combination of different switching actions to reduce voltage stress across the switches and bulk of the equipment, and lessen output harmonic distortion and switching loss of the inverter

    多電平逆變器是當前高壓大功率電能變換領域中的研究熱點之一,它通過對直流側的分壓和開關動作的不同,實現多電平階梯輸出電壓,能有效地減小器件承受的電壓應力,縮小裝置體積,減小輸出電壓和開關損耗。
  8. Abstract : based on the classical theory, the harmonic winding potential of the tooth harmonic brushless exciting generator have been calculated and analysed. the results tally with the data of no - load test very well. it was demonstrated the designing thread of harmonic winding is correct

    文摘:從經典理論出發,對齒無刷勵磁發電機的電勢進行了分析計算,其結果與空載實驗得出的數據完全吻.說明的設計思路是正確的
  9. 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

    在傳感器設計一章中,首先對渦流傳感器進行等效電路分析,在此基礎上分析了由電感、電容振電路構成的載信號發生電路,並通過微調電容獲得了標準頻率的載信號;接下來提出了採用盤式旋轉電樞發電機解決載信號發生電路電源供給問題的方案,同時通過旋轉耦變壓器的引入,使得測量信號輸出問題很好地解決;本章最後給出的一實驗曲線充分說明了這一方案的可實現性。
  10. It mainly includes following aspects : in this paper, firstly implication of wavelet analysis in signal harmonic component extraction is presented in detail, and on this foundation signal given frequency band component extraction method is proposed. then we investigate frequency aliasing phenomenon, reason why frequency aliasing phenomenon is easy happened when wavelet is implied in field of motor fault diagnosis, and frequency bands where frequency aliasing phenomenon is easer happened, and put forward approved morlet wavelet analysis method which can effectively alleviates frequency aliasing phenomenon. third we set up vibration signal detected system, design experiments to obtain three groups of fault signals : eccentricity fault, mixed fault of eccentricity plus mild rub, mixed fault of eccentricity plus moderate rub, and process these data using analysis method proposed in this paper

    首先對論文的選題以及相關背景進行了探討,並對相關的小基礎理論進行了闡述,主要針對感應電動機的偏心故障和偏心+碰摩復故障形式及相關的應用演算法進行了詳細探討,主要工作內容包括下面幾個方面:在論文中,首先對小分析在信號的分量提取中的應用進行了研究,在此基礎上,提出了信號的特定頻帶成分的提取方法;研究了小分析的頻域混疊現象,探討了小分析應用於電機故障診斷領域時易發生頻域混疊現象的原因,以及混疊現象較易發生的頻帶,提出了可以有效減輕頻域混疊現象的改進的morlet小分析方法;搭建了振動信號檢測系統,設計實驗採集得到三故障數據:偏心故障,偏心+輕微碰摩復故障,偏心+中度碰摩復故障,並對這些數據應用本文提出的分析方法進行信號處理,提取出的特徵參數可有效區分這兩種故障形式;研究了基於matlab和labview的混編程方法,完成了電機故障檢測系統的軟體開發。
  11. A detailed model of non - linear parametric excitation vibration coupling the stay cable and the girder, in which the static sag as well as the geometric non - linearity are considered, is proposed in this paper. based on several numeric examples investigated by the galerkin method composed with the integration strategy, several kinds of factors effecting stay cable parameter vibration are studied. another parameter vibration model by the axial excitation is presented and the corresponding nonlinear equations are derived

    本文創新地提出了斜拉橋拉索-橋面耦參數振動模型,推導了索-橋耦非線性參數振動方程,聯galerkin法及數值積分方法,對各種特性的拉索進行了數值求解,得出了影響拉索參數振動的各種因素;提出了斜拉索受軸向端激勵參數振動模型,導出了模型的非線性振動方程,使用平衡法得出了產生參數振動需要的最小激勵幅值、共振時瞬態及穩態的振動幅值及索拉力的變化特性,並用數值積分方法對實際斜拉橋拉索進行了計算,分析了拉索阻尼對參數振動的影響。
  12. According to the finite element method result, the parametric vibration of cables in cable - stayed arch bridge becomes prone to be exhibited. then a model of non - linear parametric excitation vibration coupling the stayed cable and the girder, namely, the mode of cable - stayed beam, is proposed in the thesis. and the nonlinear dynamical

    3 、首先利用有限元分析方法,得出了斜拉索發生參數共振的可能,然後建立了斜拉拱橋拉索-橋面耦參數振動模型,即索-梁結構模型,推導了索-梁結構非線性運動方程,利用多尺度方法研究斜拉索的參數共振和亞共振,並對穩態解的穩定性進行了分析。
  13. It also gives the motive of the ka - band vco and mixer, associated with the subject ' s requirement and the realistic conditions, according to which a proposal is confirmed that the gunn diode and the varactor are mounted in the same cavity to fulfill the vco and an antiparallel diode pair is used to fulfill the harmonic mixer. in chapter 2, based on the basic theory of negative resistance oscillating, we analyses the gunn oscillator and it ’ s tuning character. chapter 3 introduces the theory of millimeter - wave harmonic mixer

    以此為根據結課題需要和實驗室的實際條件,確定vco採用耿氏管腔體振蕩器形式,變容管與耿氏管安裝在同一個腔內以進一步減小體積,採用反向並聯二極體實現混頻;第二章介紹負阻振蕩器理論及其調原理;第三章介紹毫米混頻器基本原理;第四章給出了振蕩器及混頻器的設計過程,整個件聯調的結果;最後是結束語,分析了電路中存在的問題,指出了改進方向。
  14. By means of the precise integration method with lagrangian interpolation the trajectory of the shaft center, the poincare mapping and the bifurcation graphs are numerically given. the results predicted by the floquet theory are checked and the long - term dynamic behavior of the system is predicted. it is shown that the system has rich nonlinear behaviors at some m combination of the four parameters, for examples, multi - frequency subharmonic resonance, as well as chaos phenomenon from doubling bifurcation and twice hopf bifurcation

    通過lagrange插值精細積分法數值給出系統的軸心軌跡圖、 poincar映射圖、分叉圖,檢驗floquet理論預測結果並預測系統的長期性態,顯示系統在四個參數的某些范圍內具有豐富的非線性特性,還存在多形式次解,以及由倍周期分叉、二次hopf分叉通往混沌的現象。
  15. According to the theory of electromagnetic fields, the large salient synchronous generator with fractional stator slot are calculated and analyzed by the finite element method ( fem ) in this paper. the fourier analysis method is applied to decompose the air gap magnetic density into the basic spatial component and a series of harmonic components and wave shape eigen coefficient of air gap magnetic field are calculated

    本文根據電磁場理論,從耦場的弱耦角度首先計算了定子具有分數槽繞的大型水輪發電機的電磁場,採用付立葉分析的方法把氣隙磁密分解為空間基和一系列,進而計算出氣隙磁場形特徵系數。
  16. Three - level converter is a novel technology that is produced and developed in 1980 ' s. three - level ladder output voltage is accomplished by dc - side division voltage and different switch combination, and the capacity of converter system and endure voltage are efficiently improved, and the output voltage harmonics and switch loss are reduced

    三電平換流器是20世紀80年代產生並發展起來的一種新興變流技術,它通過對直流側的分壓和開關動作的不同,實現三電平階梯輸出電壓,能有效地提高換流器系統地容量和耐壓,減少輸出電壓和開關損耗。
  17. This paper mainly discusses the errors analysis of a national type of hrg, and research on its signal filtering based on the signal characteristic. a dynamic angle measuring experiment is carried on after theory analysis. a simulation of its application feasibility in moon vehicle is also discussed

    本文分析了國產某型半球振陀螺的誤差,針對其信號特徵,研究了通過信號濾提高半球振陀螺精度的方法,進行了半球振陀螺動態測角實驗研究,並對半球振陀螺應用於月球車導航的可行性進行了模擬分析。
  18. Using the harmonic characteristic parameters of link path of this mechanism and by means of method of fuzzy identification, more sets of mechanism that accord to the designing demands can be found from the established " numerical atlas " of the corresponding mechanism

    利用該機構連桿軌跡的特徵參數,能過模糊識別的方法,從已建立的對應機構的「數值圖譜庫」中找到更多設計要求的機構。
  19. By combining the linearization of the rewritten governing equation with the method of harmonic balance, improved analytical approximate expressions of the frequency and the corresponding periodic solutions of the oscillator are derived

    通過將變形后的控制方程的線性化與平衡法起來,我們建立了達芬振子頻率及周期解的改進解板逼近。
  20. By combining the newton method and the method of harmonic balance into the rewritten governing equation, we have established improved analytical approximations to the frequency and the corresponding periodic solution of the oscillator

    將牛頓線性化方法與平衡法起來應用於變形后的控制方程,建立了達芬振子頻率及周期解的改進解析逼近。
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