內阻尼 的英文怎麼說

中文拼音 [nèi]
內阻尼 英文
internal damping
  • : 名詞1. (內部; 里頭; 里邊) inner; inside; within 2. (妻子或妻子的親屬) one's wife or her relatives 3. (姓氏) a surname
  • : 動詞(阻擋; 阻礙) block; hinder; impede; obstruct
  • : 名詞(尼姑) buddhist nun
  1. Gas - filled shock absorber injected with pure n2, which not only keeps stability of damping force, but also reduce aerification and foaming, meanwhile, extend the effective life

    氣壓式充入純氮氣,不僅可保持的穩定性,還可減少油液汽化及泡沫化,延長產品有效壽命。
  2. 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由於轉子渦動時變化的磁場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。
  3. The electromagnetic unit is composed of medium - voltage transformer, compensation reactor, damper etc., the casing is filled with insulation oil

    電磁單元由中壓變壓器、補償電抗器、器等器件組成,箱體充絕緣油。
  4. The aerodynamic characteristics of a projectile with wrap around fins are studied systematically in this paper, as follows : 1. the lift coefficients 、 drag force coefficients 、 pitch moment coefficients 、 pitch damping moment derivatives and roll damping moment derivatives are obtained from engineering calculation through looking wrap around fins as flat fins of the same projection aera

    本文對某卷弧尾翼彈氣動特性進行了系統研究,主要容與結論為: 1 .將卷弧翼按照相同投影面積的平板翼進行工程估算,得到升力系數、力系數、俯仰力矩系數、俯仰導數、滾轉導數曲線。
  5. Different algorithms were compared in the numerical simulation and model experiment of concrete velocity inversion the results showed that, compared with the least - square solutions and the damped least - square solutions, the damped and natural weighted least - square solutions reflected the inner defections of the tested object more reliably and exactly due to the usage of correct priori information, which benefited the suppression of noises and made the iterations of inverse stable and convergent

    結果表明,相對于最小二乘法和最小二乘法,基於自然權的加權最小二乘演算法,由於利用了正確的先驗信息,不但使反演過程收斂,而且具有數值穩定、抗噪能力強的優點,其成像結果能真實有效地反映對象部缺陷,因此更適用於混凝土的超聲波速度反演。
  6. The motion of plunger of oleo damper excited by colored gaussian noise with exponential correlation time is governed by first order nonlinear differential equation

    摘要油液器受指數型高斯色噪聲外激勵時,活塞在油腔的運動可用一階非線性動力學方程描述。
  7. The structure and operating principle of an air - charged split - type adjustable shock absorber was described, e non - linear parameterized mathematical model of this shock absorber ' s damping characteristics was established according to fluid mechanics theory and the main structural affection factors to shock absorber ' s damping performance, such as the diameter of piston valve orifice, the diameter of adjustable orifice, the initial volume of gas chamber, the diameter of piston rod, the inner diameter of oil pipe and so on, were analyzed by simulations

    摘要通過分析一種分體式充氣可調減振器的結構和工作原理,運用流體力學理論,建立了該減振器特性的非線性參數化模型,模擬分析了活塞閥孔徑、調節孔徑、氣室初始體積、活塞桿直徑、油管徑等主要結構參數對減振器性能的影響,通過試驗測試,得到了減振器樣件的特性及其可調范圍。
  8. In addition, active constrained layer damping ( acld ) has attracted scholar ' s interests because it has the advantages of passive control and active control. the mechanism of vibration control of acld and the models of how to deal with the viscid - electric material are introduced. the finite element model of acld with ghm model is established in this paper

    此外,主動層結構( acld )由於兼有被動控制和主動控制兩者之優點也引起了國外學者的興趣,本文給出了主動層結構(約束層採用壓電材料)抑振的工作機理,介紹了處理粘彈性層( vem )的幾種模型,並採用ghm模型建立了主動層結構的有限元模型。
  9. Corian polymer cabinet, coated inside with bitumen substance. separate cabinet for each drive unit

    鈷分子聚合物箱體,箱體壁高塗層,獨立箱體結構,杜絕單元聲染。
  10. Get the damping coefficient of each sample, and use it to reflect the resistance which wave energy suffers inside of breakwater 7

    6 、得出各個樣本的系數,並用其反映波能在堤心傳播所受的力。
  11. Exciting method is used to measure the damping, the four damping coefficients of the radial part and a damping coefficient of the thrust part can be obtained though hammering the testing bearing which is in a equilibrium position. based on the testing data, the dynamic characteristic curves of the radial - thrust floating ring hybrid bearing are drawn and compared with the theoretical curves

    採用激振法測量軸承的,對處于平衡位置的測試軸承分別沿水平方向、上45度方向及軸向進行錘擊,根據錘擊法原理求得各個轉速下軸承徑向部分、外膜總系數以及推力部分、外膜總系數。
  12. Fist ly, use mass equivalent method to predigest the original rotor system. secondly, use transfer matrix arithmetic to have finished the relative program to calculate the critical speed of flexible multi - tray rotor bearing system by matlab language. thirdly. finish program the unbalance response using riccati - transfer matrix arithmetic and finity buck arithmetic. fourthly, answer to the high vibration of uncontroled system when cross the critical speed, come out to adopt changing clearance damper bearing to control the viberation

    本文對多柔盤轉子-支承系統的振動現象做了以下初步探索:用質量離散化方法把原轉子系統簡化;採用matlab語言編制了對傳遞矩陣法計算多柔盤轉子-支承系統的臨界轉速;用matlab語言對riccati傳遞矩陣法和有限元法編制了程序計算系統的不平衡響應;並針對其過臨界轉速時振動較大的現象,提出採用變間隙控制油膜剛度和,從而使原系統的在特定轉速(臨界轉速)的一段范圍不平衡響應減小;並從被動控制與主動控制兩方面進行數值模擬,取的了較好的控制效果。
  13. Abstract : the effect of stabilizing pressure of a stable pressure box with damping line of the air flow is studied in order to measure the pulsate flow ability of air at the intake and exhaust pipes of engine

    文摘:為了測量發動機進、排氣管氣流的脈動流動特性,對自行設計的對氣流起穩壓作用的穩壓箱進行了研究。
  14. The method that increases the attitude accuracy of strapdown inertial attitude and heading reference system ( siahrs ) with the infromation from inertial measurement unit ( imu ) its own is studied. according to the design idea of damping network in platform type, damping kalman filter in siahrs is designed to enhance the attitude accuracy via integrating attitude calculated by common siahrs and that estimated by accelerometers. in order to evaluate the effectiveness of damping attitude, the vehicle ' s movement should be detected in real - time. for this reason, the state chi - square test is employed in the damping kalman filter, and the failure detection vector are tested, which improves the sensitivity and reliability of failure detection. finally, static and dynamic experiments of actual system demonstrate the effectiveness of the proposed method

    本文探討了如何利用慣性測量組合本身的信息來提高捷聯航姿系統的姿態精度.根據平臺式網路的思想,設計了捷聯式內阻尼卡爾曼濾波器,將慣導系統捷聯解算獲得的姿態與加速度計估計的姿態進行組合,在系統非加速度狀態下,提高了姿態輸出的精度.為了實時監測系統的運動狀態從而判斷內阻尼姿態的有效性,本文成功將狀態2檢驗法應用在內阻尼卡爾曼濾波器中,設計了基於2個狀態傳播器的故障監測器,並通過對故障檢測向量元素的檢驗代替對整個向量的檢驗,提高了故障監測的靈敏度和可靠性.最後,實際系統的動靜態實驗驗證了本文所提出的方法的有效性
  15. The system acceleration must be small enough, then the damped algorithm can he applied

    由於改變了舒拉調整條件,內阻尼演算法只有在系統加速度較小的情況下才能使用。
  16. Drawed into the idea of the damped algorithm of inertial navigation system ( ins ), this paper designs a three - order level damped net in the level loops of strapdown ahrs and uses the velocities to obstruct the oscillations

    本文將傳統的平臺內阻尼的思想引入到捷聯慣性航姿系統中,通過設計水平迴路中的三階內阻尼網路,利用系統本身的速度信息來周期振蕩。
  17. Traditional inertial mechanized - platform uses velocities to damp the system attitude to improve the precision of attitude, when the system acceleration is small. referring to the idea, this paper designeda damp kalman filter in strap - down attitude heading reference system ( ahrs ). the new method makes use of 3 - d accelerometer ' s measurements to estimate the system attitude, which is measured to compensate attitude errors. because the acceleration affected the precision of fiher directly, the fuzzy adaptive system was presented. the fuzzy logic inputs are three accelerations and the output is to control the measurement noise covariance matrix. simulations and experimental results prove that the damp algorithm can damp most of schuler oscillation and foucauh oscillation, so that to assure the filter convergence and efficiently improve the precision of strap - down ahrs

    在系統機動性不強的情況下,傳統的平臺內阻尼演算法將系統本身的速度信息通過網路加到系統中,達到提高姿態角精度的目的.將這種平臺內阻尼的思想引入到捷聯慣性航姿系統中,在系統加速度較小的情況下,利用加速度計的輸出估計系統姿態角,通過卡爾曼濾波的形式補償系統姿態誤差.由於加速度的大小直接影響濾波器精度,本文設計了模糊自適應卡爾曼濾波演算法,根據三軸加速度計的輸出調整內阻尼量測誤差方差陣,從而避免了濾波器的發散.模擬和實驗驗證,內阻尼演算法可明顯抑制舒勒周期振蕩和傅科周期振蕩,避免了系統姿態漂移,有效提高了捷聯慣性航姿系統的精度
  18. Fuzzy damped algorithm in strapdown attitude heading reference system

    捷聯慣性航姿系統中的模糊內阻尼演算法研究
  19. Simulations and experimental results prove that the fuzzy damped algorithm can control schuler and foucault oscillations, and improve the precision of the strapdown ahrs

    模擬和實驗證明,模糊內阻尼演算法明顯抑制了舒勒周期振蕩和傅科周期振蕩,有效提高了捷聯慣性航姿系統精度。
  20. The fuzzy theory is used to analyze the three accelerometer outputs to estimate the system movement station, and to distinguish whether the damped algorithm can he used

    文中根據模糊理論對三軸加速度計的輸出分析系統運動狀態,判別是否能夠使用內阻尼網路。
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