磁力阻尼 的英文怎麼說

中文拼音 []
磁力阻尼 英文
magnetomechanical damping
  • : 名詞1. [物理學] (磁性; 能吸引鐵、鎳等的性質) magnetism 2. (瓷) porcelain; china
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • : 動詞(阻擋; 阻礙) block; hinder; impede; obstruct
  • : 名詞(尼姑) buddhist nun
  • 磁力 : [物理學] magnetic force; force on charge
  1. 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:改變通道的場強度可以控制流變器的,從理論上分析了路參數和通道的結構參數對流變的影響。
  2. Several semi - active control algorithms used in the semi - active suspension system with mr dampers are proposed and developed including the " on - off " voltage controller, the continuously linear variable voltage controller, the modulated continuously linear variable voltage controller based on " sky - hook " damping concept and the hybrid controller based on the combination of " sky - hook " damping concept and " ground - hook " damping concept and the fuzzy logic controllers using measurements of the relative displacement between the sprung and unsprung mass or the absolute acceleration of the sprung mass as the input variables of fuzzy logic controllers. the simulation models were prepared in matlab ? simulink ? fuzzy toolbox programs. the experiment setup of the semi - active suspension system with mr dampers in the lab has been designed and developed

    根據流變器特性和對懸架系統動學特性的規律性研究,為流變器設計了基於「天棚」控制概念的「 on - off 」 、線性連續和修正的線性連續控制策略,基於「地棚」控制概念的流變線性連續控制策略, 「天棚」和「地棚」控制概念線性組合起來的流變混合控制策略,根據模糊控制原理設計了以簧載質量和非簧載質量間相對位移或簧載質量加速度分別作為輸入變量的模糊邏輯控制器用於流變半主動懸架的智能控制。
  3. Compared with the passive car suspension, the semi - active car suspension system with the intelligent mr damper can control the damping force automatically with the computer control and then enhance the ride comfort and handling stability of the car effectively

    與傳統的汽車被動懸架系統相比,裝有流變器的半主動懸架系統,可以根據路面狀況和車輛運行狀態,在計算機的控制下自動調節,大大提高了汽車乘坐的舒適性和行駛安全性。
  4. On one hand, it may exert damping on the armature of torque motor and overcome self - excitation of jet pipe. one the other hand, it may enlarge magnetic permeability of working clearances and improve magnetic circuit efficiency of torque motor to boost dynamic response speed of servo valve

    一方面可增大矩馬達工作氣隙部分產生的,從而可以抑制射流管的自激,另一方面又可增大工作氣隙的導率,改善矩馬達部分的路效率,從而提高伺服閥的動態響應速度。
  5. Based on the special property of magnetic fluid ( mf ), we fill the magnetic fluid into the working clearances of the servo valve torque motor. one side, the magnetized magnetic fluid can exert a damping torque on the torque motor armature and reduce vibration of the armature ; on the other side, it can improve the magnetic circuit efficiency of the torque motor because of the magnetic fluid ’ s larger magnetic permeability

    基於流體所具有的特殊性質,將流體添加到伺服閥矩馬達的工作間隙中,一方面流體被化后可增大銜鐵的,減少振動;另一方面由於矩馬達氣隙中導率的提高,使氣隙中的通量增大,矩馬達的路效率和輸出扭矩將增大,因此可以提高矩馬達的固有頻率和伺服閥的響應速度。
  6. By using the larger magnetic permeability, magnetic fluid was used to improve the magnetic circuit efficiency in torque motor, enlarge the output torque and displacement of torque motor, and the output flow of servo valve. correspondingly, the ability of noise - overcoming and system damping was enhanced due to the property of magnetic fluid. as a result, the stability of servo valve and servo - control system can be improved

    由於流體具有較大的導率,可提高矩馬達路效率、增大矩馬達的輸出矩和位移,從而增加伺服閥的輸出流量;同時,利用流體的粘度特性,可增強矩馬達及抗干擾能,從而增強伺服閥及伺服控制系統的穩定性。
  7. The predigested calculating model about lunar soft - landing damping system is established in the course of landing shock. the dynamic computer simulation model is established according to the structure parameters

    建立了流變器緩沖系統沖擊時的簡化模型,利用本文建立的動學方程和所用器結構參數構建了動態模擬模型,並進行了計算機模擬。
  8. 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

    根據矩在地場中的定向特性,提出了控重梯度衛星和攜帶器的非重梯度姿態控制規律,根據地場強度變化規律選擇控制系數,提高衛星的姿態控制精度。
  9. According to the working modes of mr devices, combining the ohm ' s law of magnetic circuit and the design theory of non - steady magnetic circuit, magnetic structures of the automotive damper have been worked out. to emulate the performance of conventional shock absorber, two automotive mr dampers were designed and fabricated at chongqing university. an applied magnetic field increase the yield stress of mr fluids in flow annular passages, which alters the velocity profile of mr fluid in the passages and raise the pressure gradient between low cavity and high one at some given flow rates

    根據流變器工作模式,利用路中的歐姆定律和動態路設計原理,結合汽車懸架的技術要求和結構特點,提出了基於剪切模式和流動模式共同作用(混合工作模式)的汽車流變器設計原理,討論了器動態路設計中的若干技術問題;根據流體學navier - stokes方程,分別利用newton流體特性和bingham流體特性,推導了基於平板模型和軸對稱模型的流變學方程,得出了的計算方法。
  10. Through the deep study of f. d. demello dynamic model of electromechanical transition and synchronous generator theory, we proposed a new control strategy of excitation device that can eliminate the negative - damping phenomenon, which is directly against the cause of producing negative - damping represented as low frequency oscillation in the system

    通過深入研究f . d . demello機電暫態的動學模型以及同步發電機理論,針對系統產生負即低頻振蕩的原因,我們提出了一種新的可消除負現象的勵控制策略。
  11. Analysis software. the analysis show : the gyroscope effect to the flywheel rotor ' s and the shaft ' s vibration character under high rotate speed should be considered. at this time, the system ' s normal frequency is the function of rotate speed ; the amplitude passing through the resonance field can be lowered obviously by improving the effective damping of the electro - magnetic bearing

    建立了高速旋轉狀態下,採用軸承作支撐的飛輪轉子和轉軸的動學模型,給出了有限元法在此問題中的具體應用,並利用i - deas有限元分析軟體具體分析了飛輪系統的共振頻率、系統振型,以及對偏心激勵的響應,分析表明:對于高速旋轉的飛輪轉子和轉軸,應考慮陀螺效應對其動學特性的影響,此時系統的固有頻率是轉速的函數;通過提高軸承的等效可顯著降低系統通過共振區域時的振幅。
  12. In the forth chapter, the performances of mr dampers designed and fabricated at chongqing university have been tested in national center for test and supervision of coach quality, including schematics of damping force vs. displacement of piston head, damping force vs. velocity of piston head, etc. for some given electric currents of the coil. the experimental results demonstrate that damping force offered by mr damper consists of background damping generated by resistance of mr fluid and damping caused by magnetic field

    對不同勵電流條件下的理論與測試進行了比較,分析了產生誤差的主要原因;對器產生溫度效應產生的主要原因進行了分析,提出了應該提高流變體的溫度穩定性;推導了流變體的感性和容性流動方程,從理論上分析了流變體的感性和容性對器特性的影響。
  13. Increases in magnetic field frequency decreases the capability of the dis - type mr fluid damper to reduce rotor vibration

    隨著場頻率的增大,盤型流變流體器抑制轉子振動的能減小。
  14. 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,場的頻率對盤型流變流體器的動特性有著顯著的影響。
  15. 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

    場的頻率高於一個臨界頻率后,轉子系統的動特性與無場時的動特性相同,正弦場不能夠控制流變流體器的動特性。
  16. 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

    摘要為了掌握交變場對基於剪切方式的盤型流變( mr )流體器動特性的影響,試驗研究了正弦場下支承在盤型流變流體器上的柔性轉子系統的動特性。
  17. In view of the progress of mr techniques and automotive suspension techniques, some mr damping techniques for automotive suspension systems, including system theory, experimental investigation, design method, manufacture technique, and models of the dampers, etc. have been presented in this dissertation in order to progress the mr fluids and automotive suspension techniques based on mr damper

    本文根據流變技術的研究現狀和汽車懸架技術的發展趨勢,系統研究了汽車流變技術,包括:流變效應、器系統理論、設計方法、實驗研究和器的動學模型,旨在推進流變體和流變器在汽車工程中的應用研究。
  18. Against the status of large scale ultra low frequency air spring vibration isolation platform, which is low damping and poor performance of low frequency, and after analyzing the existing key damping system, a new type differential electromagnetic damping system ( emds ) is developed in this article in order to reduce the resonance peak of the platform effectively and improve the low frequency performance of the platform

    本文針對大型超低頻空氣彈簧隔振平臺小、低頻隔振性能較差的現狀,在比較多種提供的方法后,提出了用電作為隔振平臺的,並開發研製了差動式電器系統。該系統可以有效降低隔振平臺的諧振峰值,從而達到了提高隔振平臺低頻性能的目的。
  19. The drive current control method of magnetorheological damper was designed by force error of suspension damper control force and output force of magnetorheological damper

    根據懸架控制流變器輸出誤差,設計了流變器驅動電流控制方法。
  20. This dissertation also presents the equivalent stiffness and damping models and the nonlinear hysteresis and saturation model of a kind of the mr damper developed by the experimental testing and modeling in order to describe accurately characteristics of the mr damper

    建立了流變器的等效剛度和等效粘性系數與施加電壓、激振頻率和振幅的關系以及能精確表示流變器的學特性的非線性滯回模型。
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