耦合振型 的英文怎麼說

中文拼音 [ǒuzhènxíng]
耦合振型 英文
coupled modes
  • : Ⅰ動詞[書面語] (兩人並耕) plough side by sideⅡ名詞1 (古農具名) plough2 [書面語] (兩人一組) a...
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
  • 耦合 : [物理學] coupling; interconnection; catena; linkage; linking
  1. 3. as to vehicle - bridge system coupling vibration, this difficulty in engineering industry, it was abstractly summarized in this thesis, and introduce a method to establish and resolve equations about such coupling vibration, bring forward a flow chart to write correlative software ; with the help of ansys, make out some work about preparatory simulation, so as to research basic point of chicle - bridge system coupling vibration

    3 、對車橋動這一業內的難點進行了理論上的分析,引入了一種建立和求解車橋動系統方程的較為典的方法,提出了一份自行編製程序的流程簡圖;借用ansys軟體對該橋做了車橋動的初步模擬計算,探索車橋共的基本特點。
  2. The dynamics of the feed system are also an integral part of feed system coupled modes.

    供應系統動力特性也是供應系統耦合振型的主要部分。
  3. It shows that the modal shape and mode frequency are highly coupled with the viv response of a marine riser with low mass ratio

    該模的計算結果表明,立管的模態、模態頻率與渦激動響應高度,並且對于低質量比的情況尤為明顯。
  4. Based on the traditional model of vibrat ory machines , an electrome chanical - coupled model of motor - vibrator y machine system is established, and a reasonable quantitative expla ining of engineering phenomena in transi ent processes is given by digital simula tion according to it. the, mechanism of self - synchronous vibration, and vibratory synchronization transmissi on is proposed in this paper

    本文對此進行了專門的研究,在傳統的動機械模基礎上建立了電機-動機械繫統的機電,利用該模進行數值模擬對過渡過程中的一系列實際現象做出了理的定量解釋,揭示了自同步動和動同步傳動的機電機理。
  5. Presents the model proposed for analyzing the vibration characteristics of shrouded blades and their calculation method by employing a wave propagation theory and modal synthesis technology coupled with a finite element method from the view point it is possible not only to conduct frequency modulation of the shrouded blades of a gas turbine, but also to utilize the friction effects between them to dissipate energy, thereby attaining the aim of vibration alleviation, as shrouded blades have been widely used in the design of high - speed turbomachinery, such as modern gas turbines and steam turbines, and with the shrouded blades forming an integral whole in a centrifugal force field, the vibration characteristics of the whole ring of blades are different from those of a single isolated blade, and this makes it essential to take into account the integral effect of blade shrouds, concludes from the calculation examples and engineering application that the above approach is valid and correct along with the possibility of considerably reducing the scale of calculation and analysis, and points out it is necessary to take into consideration the coupled effect of the whole ring of blades while the dynamic characteristics of shrouded blades is being analysed

    帶冠葉片不但能調頻,還可以利用葉冠之間的摩擦效應來耗散能量,達到減的目的.帶冠葉片在離心力場中形成一整體,其整圈葉片動特性不同於單個孤立葉片,需考慮葉冠的整體效應.利用帶冠葉片系統的循環對稱性,提出了採用波傳播理論和模態綜技術,結有限元方法研究燃氣輪機帶冠葉片動特性的分析模和計算方法.算例和工程應用證明了該方法是效性的、正確的,並可以大大降低計算分析規模.研究表明帶冠葉片動力特性分析時必須考慮整圈葉片的效應
  6. While a 3d assembly model of blade - disc structure was established, a finite element model for calculating the vibration characteristics during blade - disc coupling was set up by taking into consideration of the coupling action of contact stress between blade and disc

    摘要在建立了葉片與輪盤三維裝配模的基礎上,考慮了由於裝配產生的接觸應力與葉片輪盤之間的作用后,建立了葉片輪盤裝配動特性計算的有限元模
  7. In the former, two computing modes of fem are built, aimed at the coupling of variable - profile pylon, curved - axis arch and flexible cable. the software algor feas is used to get the results of dynamic numerical analysis, such as natural vibration frequency, vibration mode, dynamic displacement, dynamic stress, which are compared with the results of shaking table test research to draw to important conclusions. these conclusions provide not only potent basis for the design and construction of nanjing century tower, but also reference for other pylon - cable - arch structures similar to the project

    在動態數值分析中,針對世紀塔變截面的塔身,曲線軸線的拱以及柔性拉索相互時清況,建立兩種有限元計算模式,利用有限元軟體algorfeas得到動力數值分析的結果,如:自頻率、、動位移、動應力等等,再和動臺試驗研究成果作比較,得到一些重要的結論,從而為南京世紀塔工程的設計和施工提供強有力的依據,而且為類以於世紀塔工程的其它塔-索-拱結構的設計也提供一定的參考。
  8. It is found that the existence of a maximum in the snr is the identifying characteristic of the sr phenomenon. " the main - unexpected - - novelty is the dependence of the effect on initial condition. " ( report of the phys. rev. e referee ) the coherence resonance ( cr ) and the stochastic resonance ( sr ) phenomenon in a globally coupled fitzhugh - nagumo neurons model are studied

    Ohyreve審稿人語)在對fhn神經模的共現象研究中,我們考慮一個存在的多個神經細胞相互作用的神經網路,利用平均場理論和概率躍遷理論,得到了神經系統在無信號和有周期性信號的兩種倩況下的靜息電位。
  9. Using vogel ' s wear index as the rail side wear index, the paper analyzes the side wear variations of rail head when the parameters in the wheel / rail system vary, analyzes the influences of track irregularity on rail uneven wear on gauge corner emphatically. this paper analyzes the rail side wear dates measured by track division of shan hai guan since 1990, then gains the relationship between side wear and traffic volume and sums up the characteristics and regularities in the formation and development of side wear. in the end, some measures for regarding the side wear on curves are put forward

    從輪軌摩擦、輪軌接觸幾何關系、輪軌接觸應力和輪軌蠕滑等方面對鋼軌側面磨耗機理進行了探討,從軌道幾何參數、機車車輛運營條件等方面對鋼軌側面磨耗的影響因素進行了重點分析和總結;應用輪軌系統動力學,建立了輪軌空間動時變模,採用vogel側磨指數作為鋼軌側磨指標,系統分析了輪軌參數變化的情況下,軌頭側面磨耗的變化規律,重點分析了軌道不平順對鋼軌不均勻側磨的影響;對山海關工務段1990年以後現場測得的曲線鋼軌側磨數據進行了分析,通過擬得到了鋼軌側磨量與運量的關系曲線,並總結了曲線上股鋼軌側面磨耗的特徵和發生、發展規律;最後提出了一些減緩曲線鋼軌側面磨耗的措施。
  10. Periodic, quasi - periodic and chaotic motions show on alternately when the rotating speed is near to 2 / 3 0. combined step - by - step integral method with traditional transfer matrix method, an increment transfer matrix method is put forward. based on riccati method, the increment transfer matrix method is used in a multi - mass model

    將逐步積分法與傳統傳遞矩陣法相結,提出了增量傳遞矩陣法思想,文中相該方法應用於多段集中質量模,並結riccati法,推導了汽輪發電機組軸系彎扭動響應計算的矩陣表達式,並開發了一套較完善的汽輪發電機組彎扭動分析軟體。
  11. Based on a jeffcott rotor system with rigid support, the differential equations of coupled vibrations are established

    針對存在質量偏心的單圓盤jeffcott轉子模,通過拉格朗日方程,建立了彎扭動模
  12. This model is used to describe the bending / torsion coupled vibrations of a rotor and an elastic stator due to the contact

    應用該模,重點研究了動、靜碰摩引起的轉子彎曲和扭轉非線性動。
  13. This paper combine the properties of railway bridge to establish the model of vehicle and three - dimension finite model of wan zhou yangtze river bridge individually, then according to the basic hypothesis and through the relations of geometry displacement compatibility and force and adopting the mode superposition to establish the coupling model of vehicles and bridge

    本文結鐵路橋梁的特點,分別建立了車輛模和萬州長江大橋的三維有限元模,根據橋梁結構的基本假設,採用模態綜法,通過輪對與輪軌之間的幾何相容關系和力的關系建立了車橋動模
  14. Finally, the analysis examples were presented combined with some real data from hydroelectric set, they showed that numerical simulation of fluid - solid coupling for vibration in this paper is more available and the natural frequency of guide vane in water is lower than that of in air

    運用ansys有限元軟體計算了水輪機導葉在空氣中的動特性以及液固動的頻率和,並對二者進行比較,分析了影響動的因素。通過算例表明,所採用的有限元數值模理,計算結果正確。
  15. Main differences and torsional property of system response are compared with and without considering torsional vibration. and the influences of several factors on rubbing rotor are discussed thoroughly. the feasibility that torsional vibration characteristic and nonlinear characteristic are used for the faults diagnosis of rubbing rotor is proved by the analysis results fully

    建立了碰摩轉子的彎扭動模,利用標準的四階runge - kutta法對碰摩特性進行了數值分析,比較了有無考慮扭的情況下,系統動響應的主要區別和相應的扭特性,並詳細討論了幾種因素對碰摩轉子彎和扭特性的影響。
  16. Nonlinear characteristics such as bifurcation and chaos under three kinds of models are compared. and nonlinear characteristics of coupled vibrations under the model supporting with bearings are analyzed detailedly. the acquired torsion properties and nonlinear characteristics of cracked rotor have good assistant effect on diagnosing cracked fault

    以重力占優的開閉裂紋模為研究對象,研究了裂紋轉子升速過程的彎扭動瞬態響應特性及影響因素,探討了1 3階及1 2階亞諧共特徵;在考慮轉速渦動情況下,比較了三種模的分叉與混沌等非線性特性,並詳細分析了軸承支承模的彎扭動非線性特性。
  17. On the basis of three - dimensional axially symmetrical soil model and taking consideration of vertical wave effect of soil layer, the interaction between visco - elastic layered soil and an integral pile or a multi - defective pile with arbitrary bottom boundaries and its engineering application is systematically studied in this dissertation

    本文從三維軸對稱土模出發,較系統地對考慮樁周土豎向波動效應、任意樁底支承邊界條件下、成層粘彈性土中完整樁及變阻抗樁與土縱向動理論及其工程應用進行了研究。
  18. Thirdly, a simplified model neglecting the radial displacement of saturated soil is established and an analytical solution for vertical vibration of the soil - pile system is obtained. by comparison the solution with available viscoelastic solution, the differences are illustrated as well as its applications

    3 、建立了飽和土中忽略徑向運動影響的簡化模,得到簡化模下樁土縱向動解析解,並與考慮徑向運動影響的模及胡昌斌的模加以比較,分析了幾種模的異同及適用性。
  19. The response of the vibration system is solved. the torsional and flexural vibrations of swing movable teeth transmission system is analyzed and the elasticity of driving shaft, the elasticity of output shaft bearings and the elasticity of movable teeth are taken into consideration. the dynamic analyzing model of swing movable teeth transmission system is established

    對擺動活齒傳動系統的彎曲動、扭轉動及其效應進行了分析,並綜考慮了系統的輸入軸的彈性、輸出軸軸承的彈性以及活齒與激波器、內齒圈的嚙彈性等的影響,建立了擺動活齒傳動系統彎、扭動的動力學分析模
  20. Using theory of strength of track structure and vehicle - track coupling vibration dynamic model, we analyze the effects the different thickness of ballast act on relevant track structure parts and deduce the rational thickness of ballast

    本文應用軌道結構強度計算理論及車輛軌道動動力學模擬計算模,分析了不同道床厚度對相關軌道結構部件的影響,得出了理道床厚度的建議值。
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