流體阻尼 的英文怎麼說

中文拼音 [liú]
流體阻尼 英文
fluid damping
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : 體構詞成分。
  • : 動詞(阻擋; 阻礙) block; hinder; impede; obstruct
  • : 名詞(尼姑) buddhist nun
  • 流體 : [物理學] fluid; fluor流體力學 fluid mechanics; hydromechanics; 流體生物學 hydrobiology; 流體運動學 hydrokinematics
  1. On the basis of the hamilton ' s principle, the element mass matrix, stiffness matrix, and damping matrix caused by coriolis force of the finite method for the conveying fluid tubes were educed in the paper

    本文用哈密頓變分式推導輸送管道的有限元法分析單元質量矩陣、剛度矩陣和科里奧利力引起的矩陣。
  2. 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式充氣可調減振器的結構和工作原理,運用力學理論,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、氣室初始積、活塞桿直徑、油管內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。
  3. 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

    根據磁器工作模式,利用磁路中的歐姆定律和動態磁路設計原理,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動模式共同作用(混合工作模式)的汽車磁器設計原理,討論了器動態磁路設計中的若干技術問題;根據力學navier - stokes方程,分別利用newton特性和bingham特性,推導了基於平板模型和軸對稱模型的變學方程,得出了力的計算方法。
  4. The characteristics of damping shows that the uncompensated parallel ac transmission line can release the coupling between the hvdc and generator and improve the damping of the system, hence the possibility of subsynchronous oscillation decrease. in such a system scheme, the hvdc system dominates the changes of damping due to the small magnitude of the damping provided by ac line. when the ac transmission line is compensated with a fixed series capacitor, the situation will be totally different

    其中,並列運行的無串補交輸電線路可以緩解hvdc與其臨近機組之間的機電耦合程度,改善hvdc的電氣負特性,從浙江大學博士學位論文摘要而減輕機組發生次同步振蕩的危險性,此時系統的整電氣特性由hvdc的性質決定;但若交線路中存在串聯補償電容,則系統幅值較大的電氣負不僅可能使整站機組發生次同步振蕩,逆變站附近機組同樣存在發生次同步振蕩的可能性,此時系統的整特性由串聯補償電容的性質決定。
  5. Feedback effect of viscous heatingand heat balance of fluid damper

    流體阻尼器中粘性發熱的反饋作用與熱平衡研究
  6. Increases in magnetic field frequency decreases the capability of the dis - type mr fluid damper to reduce rotor vibration

    隨著磁場頻率的增大,盤型磁流體阻尼器抑制轉子振動的能力減小。
  7. 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,磁場的頻率對盤型磁流體阻尼器的動力特性有著顯著的影響。
  8. 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

    當磁場的頻率高於一個臨界頻率后,轉子系統的動力特性與無磁場時的動力特性相同,正弦磁場不能夠控制磁流體阻尼器的動力特性。
  9. One of these methods, passive control using viscoelastic or viscous dampers, has been applied to more and more projects in the past, because they can reduce the seismic response effectively, economically and rarely need to be repaired after they are installed

    其中利用粘彈性和粘滯流體阻尼器對結構進行被動控制的方法,由於其有效性、經濟性和安裝后不再需要維護,而被越來越多的結構設計所採用。
  10. 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場對基於剪切方式的盤型磁變( mr )流體阻尼器動力特性的影響,試驗研究了正弦磁場下支承在盤型磁流體阻尼器上的柔性轉子系統的動力特性。
  11. This paper presents an adaptive control for the semi - active suspension using the combination of mr damper and feedback neural networks. analyzing the mr damper, a smart actuator, chapter 3 gives the design of pre - amplifier of current, which provides the external magnetic field. and it discusses the additional nonlinear stiffness resulted from the transition of mr fluid from liquid to semi - solid or solid

    在分析新型智能材料用做作動器的磁器特性的基礎上,本文給出器線圈的前置電放大電路,並討論了因磁變液固液態之間的可逆變化而產生的懸架系附加非線性剛度。
  12. 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

    本文根據磁變技術的研究現狀和汽車懸架技術的發展趨勢,系統研究了汽車磁技術,包括:磁變效應、器系統理論、設計方法、實驗研究和器的動力學模型,旨在推進磁和磁器在汽車工程中的應用研究。
  13. In order to set up the dynamic model of swimming micro robot, this dissertation builds up the statics model and analyses the micro motion amplifying performance of micro robot mechanism, builds up the vibration model of micro robot and analyses the vibrating performance without and with damp, researches the propelling force of driven wing and the resistance of micro robot in liquid based on the theory of flat board resisting stream, builds up the dynamic model of swimming micro robot for the first time in nation and analyses its swimming performance which is influenced by driving signal frequency, amplifying performance of main machanism, area of driven wing, character of fluid and so on. this dissertation manufactures the micro robot and sets up the experimental environment and tests the amplifying effect and the vibrating performance

    本文建立了主機構靜力學模型,研究了主機構的結構參數對微位移放大性能的影響;建立了主機構振動模型,研究了主機構在無液和有液情況下的振動特性;根據力學平板繞理論,研究了驅動翼產生的推進力和微機器人在中受到的力;在此基礎上國內首次建立了泳動微機器人的動力學模型,並對模型進行了深入的研究,詳細闡明了驅動信號頻率、主機構放大性能、主機構振動特性、驅動翼面積、液性質等因素對微機器人泳動特性的影響。
  14. On the basis of analyzing mechanism of magneto - rheology, some models used to characterize mr effect have been summed up in the second chapter. the reasons, which influence mr effect and sedimentary stability of mr fluids, etc. are analyzed according to models above - mentioned. the mr fluids used to develop automotive mr dampers in this dissertation have been comprehensively tested for the damper design purpose by means of the magnetorheology - meter offered by < wp = 7 > department of engineering mechanics of chongqing university

    介紹了磁變效應的變機理和磁變效應的模型描述,並利用描述模型分析了影響變學性能的各種因素,提出了用於汽車磁器的磁的性能要求;介紹了磁的性能測試原理,利用重慶大學力學系研製的磁變測試儀器對八種磁的bingham模型參數進行測試,為磁器設計計算提供材料參數和結構設計中的技術問題處理提供依據。
  15. The advantages of magnetorheological damper ( mrd ) which were made of magnetorheological fluid ( mr ) are not only simple structure, small volume, quick respond, small power requirement and adjustable damp forces, but also easily combine with computers

    由智能材料磁製成的磁器不僅具有結構簡單,積小,反應快,能耗小和力連續順逆可調等優點外,而且還易於和計算機相結合。
  16. Magnetorheological dampers are semi - active control devices, which have the virtue of quick response, excellent stability and continually changing their state, and are a promising type of devices on structure vibration reduction

    變液器作為一種用於半主動控制的作動器,具有響應快、穩定性好且能連續可調的優點,成為結構減振控制中新一代的控制元件。
  17. This paper studies on the control strategy using magnetorheological dampers based on the resilience model ou jinping suggested, then set up the mathematics model for improved control strategy that utilize the dampers " character sufficiently, and also give a simple method to solve the problem

    本文基於歐進萍給出的恢復力模型,對控制策略進行了研究,充分利用磁變液器能連續可調的特性,建立起改進控制策略的數學模型,同時還給出了一種簡化的求解方法。
  18. Later on, the non - linear dynamic model of the coupled rotor - body system with the mrfd was constructed and a test - bed which is fit for this model was designed. at last, the dynamic stability test for the system was implemented. the result of which says that the mrfd can improve the dynamic stability of the system markedly

    採用開-關控制策略進行帶磁器的旋翼/機耦合動穩定性試驗,結果表明,磁器能明顯提高旋翼/機耦合動穩定性裕度,現了具有自適應能力的優點。
  19. In this paper, a shear mode mr elastomer damper was designed and manufactured ; the pulse responses of a one - disk cantilever rotor supported on the mr elastomer damper were experimented in the stationary state ; and the mechanical properties of the system were analyzed

    設計製作了一種剪切式磁變彈性器,試驗研究了支承在該器上的單盤懸臂轉子系統在靜止狀態下的脈沖激振響應,並分析了系統的力學特性。
  20. So far, the research is partial to designing resilience models for magnetorheological dampers, and is weakness in control strategy comparatively. two aspects are not concerted with each other

    目前的研究多偏於磁變液器恢復力模型的設計,而相比之下對基於這些恢復力模型,進行結構控制策略的研究還很少,二者顯得很不協調。
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