阻尼場 的英文怎麼說

中文拼音 [chǎng]
阻尼場 英文
recall field
  • : 動詞(阻擋; 阻礙) block; hinder; impede; obstruct
  • : 名詞(尼姑) buddhist nun
  • : 場Ⅰ名詞1 (平坦的空地 多用來翻曬糧食 碾軋穀物) a level open space; threshing ground 2 [方言] (...
  1. As a result, the electromagnetic field intensity is changed accordingly and fluctuating current in the damper coil is created. damping force is mostly produced because of the phase difference between fluctuating current and displacement of rotor. the formulas of fluctuating current and damping coefficient are deduced theoretically, and the calculated results are consistent with the experimental results

    通過分析發現電磁器線圈內由於轉子渦動時變化的磁而產生的波動電流與轉子位移間的相位差是產生的主要原因,推導了波動電流、系數的計算公式,並通過實驗展示了被動式電磁器的效應。
  2. The rheological equations, derived from n - s equation in hydromechanics employing the newton fluid model and the bingham plastic model, demonstrate that damping force can be controlled by changing the magnetic field in the gaps. 4

    流變學方程表明:改變通道的磁強度可以控制磁流變器的力,從理論上分析了磁路參數和通道的結構參數對磁流變力的影響。
  3. Aerodynamic undamping phenomena of structure oscillating in inviscid flow

    無黏流中結構振動的氣動非現象
  4. 3. the acoustic wave impedance coefficient is recovered from the incomplete data of the far field pattern

    對于系數反問題進行了研究,利用遠模式的不完全數據反演聲波系數。
  5. According to the direction and damping characteristic of the torque produced by the magnetorquers, the three axis attitude control schemes of gravity gradient satellite and other satellite with damper is presented. the control coefficients are determined by the dynamic characteristics of geomagnetic intensity, so the attitude control precision is improved

    根據磁力矩在地磁中的定向特性,提出了磁控重力梯度衛星和攜帶器的非重力梯度姿態控制規律,根據地磁強度變化規律選擇控制系數,提高衛星的姿態控制精度。
  6. We study the time evolution law of the atomic response in an open - type inversionless lasing system when the probe or driving field is off - resonance, and compare the law with that obtained when the probe and driving fields are resonant. we find that the detuning has considerable effects on the time evolution law : when the probe or driving fields is off - resonance, the dispersive responses for the probe and driving fields are no longer 0 and the two - photon coherence is no longer a pure real ; the variation of the probe detuning can make the time evolution law of the population distributions and the gain ( absorbtion ) of the driving field changing obviously ; with detuning increasing, the time evolution behavior of the gain ( absorbtion ), dispersion of the probe field and the two - photon coherence will gradually diviate from the evolution law of the standard damped oscillator ; with the driving detuning increasing, the oscillating time of the dispersion of the driving field becomes longer, the amplitude and the stationary value increase

    研究了探測或驅動失諧情況下開放的型無粒子數反轉激光系統中原子響應的時間演化規律,並與探測和驅動都共振時的演化規律進行了比較.我們發現失諧對時間演化規律有顯著的影響;當驅動或探測失諧時,原子對探測和驅動色散的響應不再為零,雙光子相干不再是純實量;探測失諧的變化將使粒子布居和驅動增益(吸收)的時間演化規律明顯改變;隨著失諧的增大,探測增益(吸收) 、色散和雙光子相干隨時間的演化行為逐漸偏離標準振子的演化規律;驅動色散驅動失諧量的增加而振蕩時間變長,振幅和穩定值變大
  7. Electromagnetic compatibility - testing and measurement techniques - damped oscillatory magnetic field immunity test

    電磁兼容試驗和測量技術振蕩磁抗擾度試驗
  8. Electromagnetic compatibility - part 4 - 10 : testing and measurement techniques - damped oscillatory magnetic field immunity test

    電磁兼容性.第4 - 10部分:試驗和測量技術.振蕩磁抗擾性試驗
  9. Emc electromagnetic compatibility - testing and measurement techniques - damped oscillatory magnetic field immunity test - basic emc publication

    電磁兼容性.第4部分:試驗和測量方法.第10節:振蕩磁抗擾試驗.基本電磁兼容性
  10. Emc electromagnetic compatibility ; part 4 : testing and measurement techniques ; section 10 : damped oscillatory magnetic field immunity test ; basic emc publication

    電磁兼容性.第4部分:試驗和測量方法.第10節:振蕩磁抗擾試驗.基本電磁兼容性
  11. In this paper, to counter a flexible beam undergoing large overall motion impacting a fixed slope surface under the effects of grativity, the normal contact model is established based on the hertz theory and non - linear damping term, the tangential contact model is developed by adopting linear tangential contact stiffness to consider the effects of friction force during impact process, and the consistent linear dynamic model including impact is derived by using mode assumption method and lagrangin equation

    針對在重力下作大范圍回轉運動的柔性梁與一固定斜面發生斜碰撞的情況,根據hertz接觸理論和非線性項建立法向碰撞接觸模型。引入線性切線接觸剛度建立切向碰撞接觸模型,以考慮接觸過程中由於切向相對速度的換向作用引起的摩擦力的變化。利用假設模態法和lagrangian方程建立系統含碰撞過程的一致線性化的動力學模型。
  12. Increases in magnetic field frequency decreases the capability of the dis - type mr fluid damper to reduce rotor vibration

    隨著磁頻率的增大,盤型磁流變流體器抑制轉子振動的能力減小。
  13. Results show that the magnetic field frequency has significant effect on the dynamic performance of the disk - type mr fluid damper

    結果發現,磁的頻率對盤型磁流變流體器的動力特性有著顯著的影響。
  14. The dynamic character of the rotor system is the same as that without magnetic field when the magnetic field frequency is over a critical frequency, and the sinusoidal magnetic field cannot control the dynamic performance of the disk type mr fluid damper

    當磁的頻率高於一個臨界頻率后,轉子系統的動力特性與無磁時的動力特性相同,正弦磁不能夠控制磁流變流體器的動力特性。
  15. In order to understand the effect of alternating magnetic field on the dynamic performance of a disk - type magnetorheological ( mr ) fluid damper based on shear operation, the dynamic character of a flexible rotor supported on the disk - type mr fluid damper was experimentally studied under sinusoidal magnetic field

    摘要為了掌握交變磁對基於剪切方式的盤型磁流變( mr )流體器動力特性的影響,試驗研究了正弦磁下支承在盤型磁流變流體器上的柔性轉子系統的動力特性。
  16. Matlab procedure is coded to compute the far - field sound pressure levels of the shell excited by radial point force. the influences of modal truncation, stringers, bulkheads and damping on the shell ' s far - field sound pressure are analyzed, laying down the basis for accurate analysis of the sound radiation from fluid - loaded reinforced double cylindrical shells

    本文用matlab編製程序求解了單層殼在徑向激勵力作用下的遠聲壓級,分析了模態截斷數、縱骨、艙壁板、結構等因素對殼體遠輻射聲壓的影響,為準確計算加筋雙層殼在水下振動和聲輻射特性奠定了基礎。
  17. We did some analysis about the relativity between the vibration and the noise of the wheel. after the testing of the first line of guangzhou underground, we found that the existing wheel damper has nothing to do with the noise of wheel less than four thousands hz. compared of different contributions of the tread vibration and the web vibration on sound level of railway noise

    在實驗過程中,改進了對車輪的激振方式,利用單擺激振提高了激振力的精度;實驗分析了車輪器的結構、安裝方式及其動力學參數對車輪器降噪效果的影響;也分析了車輪振動與噪聲的相關性;現測試廣州地鐵一號線的噪聲特性,確定了車輪器所要控制的頻率范圍;對比分析不同激振情況下,踏面徑向振動與輻板軸向振動對噪聲聲壓級的貢獻比例。
  18. The authors established an initial velocity model based on the first break time of the actual data, then realized the forward calculation with the improved shortest path ray tracing algorithm, and applied the improved constrained damped simultaneous iterative reconstruction technique ( cdsirt ) to solve large - scale and sparse equations for inversing the near - surface velocity field

    根據實際地震數據的初至波時間建立初始速度模型;採用改進的最短路徑射線追蹤演算法進行正演;利用改進的約束帶聯合迭代重建技術( cdsirt )求解大型、稀疏的方程組來反演近地表的速度
  19. Based on the hypothesis that the input for earthquakes is white noise and using the principle of random optimal control, the features of vibration control and the effects of parameters such as isolation degree, damping and ground site on them were analyzed

    假定地震動輸入為白噪聲,運用隨機最優控制原理,分析了組合隔震結構振動的控制性能以及隔震度、地等參數的影響。
  20. 2. prepare the self - adaptive damper which consists of piezoelectric ceramic and er fluids. the experiment show that the resonant peak of the self - adaptive damper minish more than 30 % compared with the damper whose electrostatic field built by piezoelectric ceramic did not charge up er fluids

    結果表明,前者相對於後者,器共振峰被壓抑了60以上,從而證實了壓電陶瓷在外壓力作用下產生的靜電可以驅動電流變液; 2
分享友人