瞬時平衡 的英文怎麼說

中文拼音 [shùnshípínghéng]
瞬時平衡 英文
tra ient equilibrium
  • : Ⅰ名詞(眼珠一動; 一眨眼) wink; twinkling Ⅱ動詞(眨眼) wink
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : Ⅰ形容詞1 (沒有高低凹凸 不頃斜) flat; level; even; smooth 2 (高度相同; 不相上下) on the same l...
  • : Ⅰ名詞1 (秤桿) the graduated arm of a steelyard2 (稱重量的器具) weighing apparatus3 (姓氏) a...
  1. This paper focuses on the control strategies to improve the performance of the three - phase ac - dc pwm voltage - source - converters ( vsr ) under unbalanced power supply. the problems such as negative sequences current, voltage and current harmonics and un - constant ( un - smooth ) power flow from ac to dc side are discussed in this paper. the analytical solutions for negative sequence current and harmonic current elimination are obtained by fully feed - forward of negative sequence voltage and producing a non - harmonic current command of the inner - loop

    電網不,基於電網為約束條件設計的三相vsr將出現不正常運行狀態,比如三相vsr交流電流中出現負序分量,使交流電流嚴重不對稱;直流電壓和交流電流中出現非特徵諧波分量,使直流電壓和交流電流波形發生嚴重畸變;三相vsr從電網吸收不功率等一系列問題。
  2. Working principle : using the low - voltage high - frequency current rtansform from high - tech molectron, conbne traditional energy - channel theory from china, it gets through the energy - channel of body in a breath stimulate bicelectricity of body for therapy, have efficacy of through but indolence it ` s able to adjust metaboilsm, eliminate subhealth, reforning bone, skin etc, fast supply energy for body, at the same time, you can got beauty, health and happiness

    工作原理:採用通過尖端電子集成技術轉化的低壓高頻電流,結合中國傳統的經絡理論,間打通人體經絡,激發人體生物進行治療,以達到「通而不痛」的功效,調整代謝,調動潛在的生命能量,消除亞健康,重整經,骨,皮等器官,快速補充人體生命能量,通經活洛,陰陽,增強體內含氧量,調理臟腑,同美膚修身,以達到身心健康,美好,快樂的境界!
  3. The author analyzed systematically the present status of the four research areas of self - organized criticality, transient chaos, the edge of chaos and weak chaos in the science of complexity and concluded that, the four research areas are actually different approaches for probing into the essence of the same problem ? the spatio - temporal evolution of open, far - from - equilibrium, interacting, large, dissipative dynamical systems in nature

    筆者對復雜性科學中的自組織臨界性、態混沌、混沌邊緣和弱混沌四大理論和研究領域就其發展現狀和最近動態作系統和深入的剖析后得出結論,認為以上四者是對自然界中開放、遠離、相互作用的巨大耗散動力學系統的空演化這個統一事物的本質的面面觀。
  4. In short, through retrieving the parameter such as surface albedo, surface temperature and surface emissivity, all the energy flux such as net radiance flux, soil heat flux and latent heat flux can be computed in sequence further, then latent heat flux which provide energy for et can be computed based on energy balance equation, finally instantaneous et and daily et can be obtained

    總之,根據地表能量方程,通過計算對地表反照率、地表溫度、地表比輻射系數、歸一化植被指數等參數進行反演,進一步計算出了地表凈輻射通量,土壤熱通量和潛熱通量,最後獲得了遙感影像成像蒸散及當天的總蒸散量。
  5. In this dissertation, we first state briefly the developmental history, the present condition of queueing theory, the markovization of queueing system and the research situation for several types of ergodicity, and induce the preliminary knowledge of markov processes and markov skeleton processes, and then the dissertation discusses mainly focus on several problems which exist in researching gi / g / l queueing system, which are categoried as follows : ( i ) non - equilibrium theory for gi / g / 1 queueing system ( l ) we present the equation which satisfies the transient distribution of l ( t ) for the three special cases m / m / 1, gi / m / 1 and m / g / 1 queue of gi / g / 1 queueing system, and proves that the length l ( t ) of gi / g / 1 queueing system satisfy three types of equation, and their minimal nonnegative solution are unique bounded solutions

    歸納了馬爾可夫過程和馬爾可夫骨架過程的有關的初步知識。然後,本文重點討論了當前在gi g 1排隊系統中待研究的如下幾個問題: (一) gi g 1排隊系統的非理論( 1 )給出gi g 1排隊系統及其三個特例m m 1 , gi m 1和m g 1排隊系統的隊長l ( t )的分佈所滿足的方程。證明gi g 1排隊系統的隊長l ( t )滿足三種不同方程,並且是這些方程的最小非負解,也是唯一有界解。
  6. Through theoretic reckoning and simulating analyzing, several control strategies for shunt apf were compared and chose ip - iq arithmetic of the instantaneous reactive power theory control strategy as the right scheme to produce the instructing current. based on it, some new control arithmetic was subjoined to suppress the resonance in system and balance the dc side capacitor voltage. two topologies of main circuit were compared and chose the three - phase voltage - source converter with a split - capacitor as its main circuit structure

    通過理論計算和模擬分析,比較了並聯型apf的幾種控制策略的優點和缺點,從中選擇無功理論控制策略i _ p - i _ q計算方式為指令電流產生的演算法,並在此基礎上增加了抑制系統諧振和直流側電容電壓的控制;比較了並聯型apf主電路的兩種常見形式,從中選擇了三相電壓型變流器的主電路形式;算出適合該apf的直流側電容和出線電感的參數;設計出能有效消除apf產生的高次諧波的高通濾波器。
  7. Considering the fuzziness of some boundary conditions enviroment media, and especially some loads in the engineering structure analysis, we go further into the computation based on the dynamic problem of fuzzy finite element ( ffe ), study further and systematically the analysis and solution. the principle of fuzzy minimum potential energy is established, and the balance equation of fuzzy finite element is reasoned by making fuzzy variation. at the same time, the dynamic balance equation of stochastic by making stochastic variation , also the fuzzy stochastic dynamic balance equation is deduced. based the theory that the degree of the fuzziness and probability can be measured, in the other word, by using the concept of fuzzy entropy and entropy, pure fuzzy dynamic structure is given through transforming the probability to fuzziness. for the fuzzy parameter can be regarded as a fuzzy vector with dimensions, the structure ' s eigenvalue, by the theory of small parameter

    建立了模糊最小勢能原理,運用模糊變分原理導出了模糊有限元動力方程;同,利用隨機變分原理導出了動力問題的隨機有限元方程,同得到了模糊隨機動力問題的有限元方程。根據模糊度和概率度可以度量的原理,即利用模糊熵和概率熵的概念,把結構的隨機性等效地轉化為結構的模糊性,得到純粹模糊性的動力結構。把結構所具有的模糊參數看作一個維的模糊向量,利用小參數攝動原理,把結構的特徵值,特徵向量和位移都在模糊向量的均值處進行泰勒展開,得到一組遞歸方程,即可以求得結構的模糊特徵值,特徵向量和模糊位移。
  8. 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-橋面耦合參數振動模型,推導了索-橋耦合非線性參數振動方程組,聯合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,使用諧波法得出了產生參數振動需要的最小激勵幅值、共振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。
  9. Simultaneously, the paper has elucidated the necessity of balancing at - site and provided some methods besides mainly investigating the methods of transient balancing

    在主要研究方法的同,文章也探討了現場的必要性以及其中的一些方法。
  10. Contain polymer, constantly release moisturizing factor, instantly replenish water, balance skin at ideal moist level, prevent fine and dry lines ; combined with olive activating extract and natural whitening essence, instantly penetrate into deep tissue, whiten skin and make skin comfortable, natural, tender, white and bright

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