穩態振幅 的英文怎麼說

中文拼音 [wěntàizhènfú]
穩態振幅 英文
steady state amplitude
  • 穩 : 形容詞1 （穩定; 穩當） steady; stable; firm 2 （穩重） steady; staid; sedate 3 （穩妥） sure; rel...
  • 態 : 名詞1. （形狀; 狀態） form; condition; appearance 2. [物理學] （物質結構的狀態或階段） state 3. [語言學] （一種語法范疇） voice
  • 振 : 動詞1. （搖動; 揮動） shake; flap; wield 2. （奮起） brace up; rise with force and spirit
  • 幅 : Ⅰ名詞1. （布帛、呢絨等的寬度） width of cloth 2. （泛指寬度） width; size 3. （姓氏） a surname Ⅱ量詞（用於布帛、呢絨、圖畫等）
  1. Considering the similitude law for shaking table test, we study the test results and obtain some conclusions which are a ) generally, the silty soil in test box liquefies and the liquefied time has relation with the amplitude of acceleration, b ) when the intensity is on and above eight degree, the silty soil deposit will be liquefied dramatically, c ) the relationship of the pore water pressure is relevant to the cycle loading which represents when the cycle loading ranges from little to great, the relationship is represent as a concave curve, or else as a protruding curve and tends to stability. ( 3 ) based on the triaxial compression test and the resonant column test, some studies are made such as a ) the duncan - chang parameters of constitutive model, b ) the dynamic shear modulus ratio and c ) the damping ratio of the site soil deposits. in order to deal with the test data, a computer program is compiled

    （ 2 ）利用小型振動臺進行了k _ 0固結狀態下粉土的振動液化模擬研究，通過分析正弦荷載作用下的試驗資料，驗證了粉土的孔隙水壓力增長模式的合理性；從微分方程推導了基於土體振動臺模型試驗的相似律，並從模型實體、孔壓時程曲線和相似律等方面做出了分析，得出了如下結論：在小型振動臺試驗中，模型箱中的粉土都發生了液化，液化的時刻和輸入加速度幅值有關，而對頻率的變化不太敏感；粉土在相當於8 9度地震烈度的加速度幅值作用下可能產生嚴重的液化；孔壓的增長曲線形狀與施加的荷載有關：當施加荷載為由小到大的形式時，曲線形狀為上凹的曲線；當施加荷載為等幅的正弦荷載或荷載幅值由大到小時，曲線形狀為上凸的曲線，且逐漸趨于穩定。
  2. 3. according to the principle of the finite element method, the research establishes finite element models of the vibration transportation mechanisms, some model parameters such as the frequency and vibration type are confirmed and validated by the modal analysis, then which analyzes dynamic - state response of the model and confirms the swing distributing of the models, thereby make the design of models precise. 4

    根據有限元法的理論，建立振動機構的有限元力學模型，對該力學模型進行模態分析，通過模態分析確定拋秧機振動形態和所需的頻率等參數；然後此基礎上再進行力學模型的穩態響應分析，研究該模態下機構的振幅分佈，以確定模型設計的準確性。
  3. To study the acoustic unsteady combustion of srm, built the acoustic model of chamber. deduced the little amplitude sound wave 3d equation, used the finite volume discrete method to simulate. got the vibration model of three kinds of chamber

    為研究固體火箭發動機聲不穩定燃燒特性，建立了燃燒室內聲學特性分析的物理數學模型，推導了小振幅聲波三維波動方程，採用有限體積離散方法進行模擬，得到圓柱型、四片翼柱彤和五片翼柱型藥柱三種燃燒室形狀聲學振動基本模態
  4. The paper studied controlling rotor vibration with the super - elasticity of sma and sfd, set up the new equation of sys tern vibration according to the stress - strain curve of sma in super - elasticity state, used the nonlinear theory and the dynamic stability theory to study the vibration of rotor controlled by sma, discussed the stability condition of the system, obtained the relationship of system parameters when bifurcation was appeared, supposed a method that improves the stability of rotor system and restrains vibration amplitude though changing parameters, and finally validated the effect of restraining vibration of the improved system through emulation

    摘要研究利用形狀記憶合金的超彈性和擠壓油膜阻尼器控制轉子振動，利用形狀記憶合金在超彈性狀態下的應力應變曲線，建立了新的系統振動方程，運用非線性理論和運動穩定性理論研究轉子在形狀記憶合金控制下的振動狀態，討論了系統的穩定性條件，獲得系統發生分岔時系統參數之間的關系；並提出了通過改變參數來提高系統穩定性和抑制振幅的方法，最後通過模擬驗證了改進后的系統振動抑制效果。
  5. The study of burning under the influence of small amplitude disturbances in ambient gas is a logical starting point for understanding the unsteady burning phenomena.

    在周圍氣體小振幅擾動的影響下的燃燒研究，是了解非穩態燃燒現象合乎邏輯的起點。
  6. In this paper, the calculation is made of the electric stress distribution and specific absorption rate ( sar ) distribution in the human body exposed to the stable plane wave and nuclear explosion electromagnetic pulse and microwave weapon electromagnetic pulse

    本文主要討論了振幅為100 、隨正弦規律變化的穩態平面波、核爆炸脈沖波和微波武器脈沖波作用下人體內的電場應力的分佈，同時也給出了在上述電磁波的作用下sar （比吸收率）的分佈。
  7. Thirdly, the stress distribution in the human body exposed to stable plane wave is calculated in different incident direction and different polarized. also the stress exerts on the surface between human skull and brain tissue is calculated when the human body is exposed to nuclear explosion electromagnetic pulse or microwave weapon electromagnetic pulse in left incident direction and parallel polarized

    再次，分析了振幅為100 、隨正弦規律變化的穩態平面波沿不同方向或場極化方向不同時人體內的電場應力分佈，結果表明，波沿不同的方向入射或場極化方向不同時，對人體的作用是不同的。
  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。
  9. If we apply the same input to an unstable system, the output will never settle down to a steady - state phase ; it will increase in an unbounded manner, usually exponentially or with oscillation of increasing amplitude

    如果我們將同樣的輸入作用於不穩定的系統，其輸出將不會回到穩態，而是以無界的方式增長，通常其幅值是指數增長或者振蕩增長。
  10. Thus, we have deeply studied the applications of stochastic theory in protein motor and fhn neuron model, and obtained some important results, especially the opposing role of the amplitude and correlation strength in protein transport, the locked phenomenon in fhn neuron model, the dependence of the effect on initial condition, the phase transition and resonance in globally coupled neuron system

    為此，我們對隨機理論在生物馬達蛋白和fhn神經模型上的應用進行了較深入的研究，取得了一些有重要意義的成果，特別是發現：漲落勢的幅值和關聯強度對蛋白輸運起著相反的作用；噪聲誘導fhn神經電位的鎖定現象；噪聲關聯導致雙穩系統對初始狀態的記憶功能；噪聲作用下全局耦合fhn神經網路的共振和相變現象。
  11. This article emphatically discussed and analyzed following points : load command feed forward function can improve the rapid respond character of steam turbine generator ; lead of load command have advance control function on boiler main control and can highly improve the stability of main steam pressure ; the use of predict control and state space variable function can improve the quality of boiler steam temperature control effectively, control the steam temperature in the defined range and increase the boiler and turbine life and efficiency even if working state changed in a big range ; linear compensation can restrain the vibration of generator load in the condition of big loa d change

    本文重點討論、分析提出負荷指令前饋作用可以提高汽輪發電機快速響應特性；負荷指令的導前功能對鍋爐主控有超前控製作用，能顯著提高主蒸汽壓力的穩定性；採用預測及狀態空間法能有效改進鍋爐蒸汽溫度控製品質，在大幅度工況變化下仍有效控制蒸汽溫度在額定范圍內，提高鍋爐、汽輪機壽命及其效率；汽輪發電機組的快速響應性與汽輪發電機組負荷振蕩問題間的平衡關系，採用線性補償可以有效抑制在負荷變化梯度較大情況下發電機負荷振蕩問題。
  12. On the base of the fujian power system that has the special configuration of " large power generator with small power system " in 2000, constructs power system models of fujian and fujian interconnected with other parts, does a lot of calculation and analysis and simulation, researches the security mechanism and rule of the fujian special power system interconnected with large power system. the above connection can keep security and stability and can make obvious benefits, but when the transmission power reach to excessive quantity the main power grid will increases interconnected flow - in or flow - out exchange power load. the power operation state tended to instability ; the infirmable interconnection make s the damp infirmable

    本文以2000年前後具有「大機組小電網」特殊結構的福建電力系統為背景，建立了福建電力系統及其與外部互聯的數學模型，開展大量的模擬計算分析，研究了「大帆組小電網」電力系統與大容量電力系統互聯偏弱的安全穩定性的機理和規律：前述互聯可以安全穩定運行，取得顯著效益，當傳輸功率達到一定量后，主網架增加了送出或吸收互聯交換功率的負載，系統運行狀態向穩定性水平有所下降的方向轉移；聯絡偏弱使阻尼偏弱，聯絡線小幅低頻振蕩和大幅低頻振蕩易被激發，聯絡線一旦重載斷開，系統高周或低調嚴重。
  13. In order to overcome formula inherent shortcomings of poor steady - state performance and micro - amplitude oscillation, continuous factors multiplication method is combined with formula method

    同時為克服公式法所固有的穩態性能差，易產生微幅振蕩等缺點，將連續因子相乘法與公式法相結合。
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