振動特性 的英文怎麼說

中文拼音 [zhèndòngxìng]
振動特性 英文
oscillatory characteristic
  • : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
  • : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • 振動 : vibrate; vibration; vibrance; vibrancy; vibra; vibes; shaking; rumble; jitter; chatter; sway; jar...
  • 特性 : characteristic(s); character; performance; features; properties; behaviour; response; character...
  1. Analysis of dynamic characteristics of the crack rotor

    裂紋轉子振動特性的研究
  2. Mode is structure ’ s inherence characteristics, each mode has specifically resonant frequencies, damping values, mode shapes, mode stiffness and mode mass

    模態是結構的固有振動特性,每一階模態都具有定的固有頻率、阻尼比、型、模態剛度和模態質量。
  3. The nonlinear electromagnetic force may cause the large oscillations of the rotor in some parameter regions. thus, the studies on the properties of the nonlinear dynamics and the stability for the rotor - ambs system play an important role in the engineering

    非線力的作用使轉子在某些參數域中產生相當大的,因此分析該類系統的非線振動特性和穩定一直是電磁軸承-轉子力學研究的重要課題。
  4. 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,其整圈葉片振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,提出了採用波傳播理論和模態綜合技術,結合有限元方法研究燃氣輪機帶冠葉片振動特性的分析模型和計算方法.算例和工程應用證明了該方法是效的、正確的,並可以大大降低計算分析規模.研究表明帶冠葉片分析時必須考慮整圈葉片的耦合效應
  5. Dynamic characteristics of long - span cable - stayed bridges using carbon fiber composite cable

    應用碳纖維索的大跨度斜拉橋結構振動特性
  6. Size effect on the dynamic characteristic of a micro beam based on cosserat theory

    理論的微梁振動特性的尺度效應
  7. 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型的基礎上,考慮了由於裝配產生的接觸應力與葉片輪盤之間的耦合作用后,建立了葉片輪盤裝配耦合的振動特性計算的有限元模型。
  8. Fem analysis on cwr vibration characteristic through harmonic response way

    無縫線路鋼軌振動特性諧響應有限元分析
  9. In this work, a new dual triangulate bluff body vortex flowmeter was developed, the flux lower limit value of which lower by 50 % that of the old single bluff body vortex flowmeter. the linear correlation of the correlation between the velocity pressures of fluid disturbs wave and that of vortex precession in vortex precession flowmeter was brought to light, and a spectrum phase discrimination method based on fft to remove the effect of fluid pulsating interference on vortex precession flowmeter was advanced

    研製出比傳統單鈍體渦街流量計流量下限降低約50的新型雙鈍體渦街流量計;揭示出脈流中旋進旋渦流量計流體振動特性,並在此基礎上提出基於fft相位判別的數字信號處理方法來消除流場脈對旋進旋渦流量計的干擾的方法。
  10. Abstract : the paper probes into the vibration characeristics and methodes of reducing vibration according to vibration theorg and law, and are expounded and proved by calculation of exemple

    文摘:根據理論和規律,對機械繫統的振動特性和減方法作了探討,並以實例計算加以了論證。
  11. The conclusions obtained as follows : firstly, the structure ' s free frequency is decreased by the reduction of the mechanical property of the material with the increasing temperature ; secondly the thermal stress produced by the temperature gradient may decrease or enlarge the structures natural frequency ; thirdly, the variety of natural frequency of the alloy structures effected by the heat effect apparently higher than that of the composite material structures

    最後,採用ansys程序分析了合金材料、復合材料的板、彈體結構的熱振動特性。在不同的熱載條件下,取得以下結論:升溫導致的材料機械能下降都會降低結構固有頻率,而溫度梯度產生的熱應力可能降低也可能提高結構的固有頻率;金屬材料結構的固有頻率受溫度的影響要比復合材料結構的固有頻率受溫度的影響要明顯。
  12. The main contents of this paper is according to the structural characteristic of forced vibration, making use of the varying quantity data of free frequency of two different physical cantilever beam on the structural damage experiment basis, then using the bp network, genetic algorithm and the genetic bp algorithm to build up relation model between position, extent of structural damnification, and the varying quantity of free frequency

    其主要內容就是根據結構受迫振動特性,利用試驗測得兩根不同物理質懸臂梁在受損傷產生裂紋前後的固有頻率改變量,使用bp網路、遺傳演算法、遺傳bp演算法,建立了結構損傷的位置、程度與結構固有頻率損傷前後改變量之間的關系模型。
  13. The main original work is as the followings : 1. longitudinal vibration of an integral pile in an uniform soil with end bearing boundary or elastic bottom boundary undergoing vertical harmonic load is theoretically investigated

    主要工作如下: 1 、分別對均質土中完整端承樁和彈支承樁在垂直諧和激力作用下的縱向振動特性進行了研究。
  14. Research on vibration characteristic and vibration control of the hydraulic piping is carried in this paper

    本課題的重點是液壓管道振動特性研究及噪聲控制。
  15. When the front section length is equal to that of the back section, the torsional characteristic of the system is studied

    結合階梯形變幅桿兩段長度相等的情況,分析了系統的扭轉振動特性,得出了過渡段參數和階梯形變幅桿參數的關系圖像。
  16. The inner - plant economical operation of lijiaxia hydropower station is studied based on the disadvantageous operating mode area of the units determined by school of civil engineering of tianjin university and the actual operating experience of the lijiaxia hydropower station in the last a few years

    摘要以天津大學建築工程學院確定的李家峽水電站機組的不利工況區為依據,以近幾年來該水電站的實際運行經驗為參考,在綜合考慮機組初始運行狀態、機組振動特性、機組出力、下泄流量、水庫蓄水量和電網負荷平衡等因素的基礎上對李家峽水電站的廠內經濟運行進行了研究。
  17. Through the finite element analysis to the resonance main body, four troughs vibration was obtained which was the resonance main body ’ s working mode, simultaneously the design parameter ’ s affect on vibration characteristic was discovered

    通過對諧主體進行有限元分析得出:四波腹模態為陀螺諧主體的工作模態,同時找出了影響其振動特性的結構參數。
  18. The influence of the eccentricity mass moment, position of mass center and the bearing stiffness to the vibration characteristics of the rotor system is discussed in detail ; 3. to verify the exactness of fem and learn the principle of vibration of dredge pump further, the orbit of the rotor shaft of the pump in the dredger is measured, the measurement results show : the repeat of the orbit of the rotor shaft is very bad when dredge pump is in the dredging mud condition

    模態分析確定了泥泵的振動特性(固有頻率和型) ;諧響應分析確定了泥泵轉子軸在偏心力的作用下軸截面處的最大響應位移;研究了轉子軸的質心位置、軸承剛度和質量偏心矩對轉子軸振動特性的影響; 3 、採用軸心軌跡法,實船測量了泥泵軸工作時響應值。
  19. Abstract : in this paper, the design of the sense organ of the silicon miniature inertial meter is presented. the approving structure of the sense organ is fulfilled by the fabrication techniques of laser processing and chemical etching, laser fibre optic vibration is used to test the vibration characteristic of the suspensi on beams

    文摘:設計了硅微型慣加速度計的敏感頭並應用激光加工和化學蝕刻相結合的工藝方法製造得到了滿意的結構,應用激光光纖測儀檢測了懸臂梁振動特性
  20. In this paper, the design of the sense organ of the silicon miniature inertial meter is presented. the approving structure of the sense organ is fulfilled by the fabrication techniques of laser processing and chemical etching, laser fibre optic vibration is used to test the vibration characteristic of the suspensi on beams

    設計了硅微型慣加速度計的敏感頭並應用激光加工和化學蝕刻相結合的工藝方法製造得到了滿意的結構,應用激光光纖測儀檢測了懸臂梁振動特性
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