fluid damper 中文意思是什麼
fluid damper
解釋
流體減震器-
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
根據磁流變阻尼器工作模式，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流動模式共同作用（混合工作模式）的汽車磁流變阻尼器設計原理，討論了阻尼器動態磁路設計中的若干技術問題；根據流體力學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，得出了阻尼器阻尼力的計算方法。 -
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
對不同勵磁電流條件下的理論阻尼力與測試阻尼力進行了比較，分析了產生誤差的主要原因；對阻尼器產生溫度效應產生的主要原因進行了分析，提出了應該提高磁流變體的溫度穩定性；推導了磁流變體的感性和容性流動方程，從理論上分析了磁流變體的感性和容性對阻尼器特性的影響。 -
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 -
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，盤型磁流變流體阻尼器抑制轉子振動的能力減小。 -
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變流體阻尼器的動力特性有著顯著的影響。 -
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變流體阻尼器的動力特性。 -
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流變（ 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變流體阻尼器上的柔性轉子系統的動力特性。 -
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流變阻尼器特性的基礎上，本文給出阻尼器線圈的前置電流放大電路，並討論了因磁流變液體固液態之間的可逆變化而產生的懸架系附加非線性剛度。 -
Vehicle damper using er fluid can produce continuous and controllable damping forces for vehicle ' s best ride comfort and road holding, so many scientist focus on it. today ' s researches are on control features on condition that vehicle ' s passive damper is replaced by er damper operated by external energy source
使用電流變流體作為工作介質的車用減振器可以在電場的作用下，產生連續可控的阻尼力以實現車輛良好的乘座平順性和操作穩定性，是電流變技術應用中的一個研究熱點。 -
This paper presents an energy regenerative er damper which gets energy from vehicle vibration to damp it. this research work gives a new application field for er fluid
本文利用電流變效應的低能耗特點，實現從振動中汲取能量去遏制振動，開辟了電流變技術的一個新的研究領域。 -
Effect of electro - rheological fluid damper on the vibration of systems
電流變阻尼器對系統振動的影響 -
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
由智能材料磁流變體製成的磁流變阻尼器不僅具有結構簡單，體積小，反應快，能耗小和阻尼力連續順逆可調等優點外，而且還易於和計算機相結合。 -
According to the constitutive relation of the fluid, academic model for calculating damping force of viscous damper is first developed
在冪律流體本構關系的基礎上，建立了粘滯阻尼器的阻尼力計算模型。 -
. but there is no suitable damper, which has hindered the progress of active control. electrorheological ( er ) fluid is a kind of smart material
但是由於缺乏合適的作動器，主動控制的實現比較困難。 -
The research work focuses on the following four main investigations : 1. theory of fluid system design for adjustable linear oil damper by use of dynamic mathematical models and dynamic - parameter - compensat ing method, the first research of this item has established the generalized optimiz - - ation mathematical model of the fluid system of an adjustable linear oil damper ; by use of the mechanical generalized optimization theory and platform, the first research has also made a multi - objective and overall - performance optimal design to the fluid system which gives the damper both the best damping performances and the best economic capacities ; by modeling the whole damper and analyzing it by numerical method, the second research of this item has solved the problem of the damper ' s dynamical damping characteristics calculation, simulation and analysis
主要涉及以下四個方面的內容： 1 、可調式線性油壓減振器阻尼系統的設計理論採用動態數學模型和動態參數補償的方法對可調式線性油壓減振器的阻尼系統進行了廣義優化設計建模；運用機械廣義優化設計理論和平臺對可調式線性油壓減振器的阻尼系統進行了多目標、全性能的優化，實現了其技術性能和經濟性能的綜合優化設計；通過對整個油壓減振器進行建模與數值分析，解決了工程上對多級擬合線性油壓減振器的阻尼性能進行求解、對其動態特性進行分析的難點。 -
Numerical and experimental study on nonlinear dynamic behavior of the fluid film bearing - rotor system with squeeze film damper
一種非穩態油膜力模型下轉子系統的碰摩分岔分析 -
A study on mr fluid damper
磁流變液阻尼器的實驗研究 -
Research on control strategy for simulation working condition test - bed of magneto - rheological fluid damper
磁流變液減振器模擬工況實驗臺控制策略研究 -
The automobile suspension system based on the magnetic fluid damper is a typical hysteretic nonlinear system, which causes the possibility of the branch and chaos existing in the system
摘要基於磁流變減振器的汽車懸架系統具有明顯的滯后非線性，這直接導致了系統存在分岔與混沌的可能性。 -
2. research on er fluid damper introduced the er fluid damper ' s working principium, structure and characteristic, selected a kind for study, constructed mathematical model base on the analyses of the performance of force. 3
電流變減振器的研究介紹了電流變減振器的工作原理，分析了常見的幾種電流變減振器的結構、特點，確定了本文所採用的減振器類型，並在仔細研究了電流變流體力學性能的基礎上建立了電流變減振器在流體低、高速流動時的兩種數學模型。
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