磁流变液

磁流变液在悬臂夹层梁振动抑制中的实验研究

Experimental Study on MRF in Vibration Suppression of Sandwich Beam

基于磁流变液减振器的车辆悬挂半主动控制

Semi-Active Control of Vehicle Suspensions Based on MRF Damper

设计了一种新型固定磁极的足尺磁流变液（MR）阻尼器，最大阻尼力可达200kN。

A new full-scale pole-fixed MR damper was designed with 200 kN maximal output force .

针对磁流变液阻尼器的磁路结构，利用ANSYS软件进行电磁场有限元分析。

Aiming at the magnetic path structure , the electromagnetic field was analyzed by the ANSYS FEM .

在磁流变液软起动装置当中，输出的物理量为扭矩。要计算它的扭矩，首先需要找出其主要参数-屈服剪切应力τy和外磁场强度H之间的关系。

In order to calculate the torque , the relationship between main parameter of MRF-yield stress τ y and intensity of magnetic field MRP subjected to have to be carried out first .

磁流变液（MRF）是近十年来迅速发展的一种智能材料。

Magneto-rheological Fluids ( MRF ) are a kind of rapidly developing smart materials over the past 10 years .

在机械设计参数确定的基础上，利用Ansys软件对磁流变液离合器进行电磁仿真试验，并且通过对仿真结果分析优化机械结构设计。

Determining mechanical design parameters , Ansys software was used for electromagnetic simulation of MRF clutch . The simulation results were analyzed to optimize the design of mechanical structure of MRF clutch .

与传统的阀控非对称气动缸动力机构相对应，将普通单杆气缸和自制的磁流变液（MRF）阻尼器串联研制成新型的磁流变（MR）非对称气动缸动力机构。

Compared to traditional valve & control unsymmetric pneumatic cylinder power mechanism , an MR-Unsymmetric pneumatic cylinder power mechanism was made , connected self-made MRF damper to normal single-pole pneumatic cylinder .

本文针对提高磁流变液的磁致剪切应力、改善抗沉降性和抗氧化性，提出了采用CoFe2O4纳米粒子添加到羰基铁粉磁流变液与制备Fe/CoFe2O4核壳复合粒子两种改性方法。

In this thesis , methods of adding CoFe_2O_4 nanoparticles into the carbonyl iron MR suspensions and preparing the Fe / CoFe_2O_4 composite particles are studied .

第三章中，我们基于Rayleigh方程，运用迭代方法推导出磁流变液体系有效磁导率的一般解析公式。

The nonlinear solution is applied to conical helical spring . In chapter three , based on Rayleigh identity , a formula of the effective magnetic permeability of MR fluids is derived .

提出了一种基于对称和不对称Sigmoid函数，描述半主动可控磁流变液（MR）阻尼器阻尼力一相对速度（F-v）数学模型。

A hysteretic force-velocity ( f-v ) model based on the symmetric and asymmetric sigmoid functions is proposed to characterize the semi-actively controllable magneto-rheological ( MR ) fluids damper .

第二章中，我们分别运用热力学方法及统计力学方法研究磁流变液的液&固相变，结果发现确实存在一个临界磁场Hc。

In chapter two , by employing a thermodynamics method and a statistical mechanics method , we have studied the solid-liquid phase transition in MR fluids based on the model of point dipoles .

首先，在分析磁流变液组成及特点的基础上，利用Bingham流体理论推导了剪切阀式磁流变阻尼器的阻尼力模型。

Firstly , based on the analysis to the ingredients and essential characteristics of MR fluid , damping force model for shear-valve MR damper is deducted theoretically by using Bingham Fluid Theory .

实验表明，在使用自制的磁流变液的条件下，最大制动力矩达到10N·m。

The test shows that the maximum braking torque is 10 N · m when a homemade MR fluid was used .

用所配磁流变液对K9玻璃进行抛光实验，试验结果表明，磁流变抛光的材料最大去除率为0.4μm/min。

An experimental finishing was conducted with K9 optical glass using the developed MR fluid , and experimental results show that the maximum removal rate of optical glass is 0.4 μ m / min.

磁流变液（MRF）是一种具有独特的磁流变效应的智能材料，通过控制加载在磁流变液上的磁场的大小可以改变磁流变液的粘度等性能。

Magneto-rheological fluid ( MRF ) is a unique intelligent material which has the magneto-rheological effect . The properties of the MRF , such as viscosity and so on , can be controlled by the magnetic field loaded on it .

高速车铣加工（HSTM）&一种新型的精密加工技术基于磁流变液的自由磨粒精密加工技术及仿真

A New Precision Manufacturing Technology : High-speed Turn-milling ( HSTM ) Magneto-Rheological Fluid Free Abrasive Precise Machining and Simulation

根据试验得出的Bingham塑性流体模型的模型参数，建立了磁流变液切应力的误差函数，利用多参数优化理论和数据拟合方法对Eyring本构模型的参数进行辨识。

According to the Bingham model parameters from experiment in laboratory , the Eyring constitutive model parameters are identified via optimization of the error function of shear stress depicted by the Bingham model and Eyring model and data curve fitting .

平面旋转场诱导下磁流变液的结构模型

Model of the Structure of MRF Driven by Rotating Field s

指出了磁流变液目前存在的主要问题及发展方向。

The main problems and the development direction are pointed out .

基于磁流变液阻尼器的半主动悬挂式座椅性能的评价

Performance Evaluation of Semi-active Suspension Seat Based on Magneto-rheological Fluid Damper

基于磁流变液隔振器的发动机振动控制研究

Study on Vibration Control of Engine Based on Magneto-Rheological Fluid Isolators

本文提出了磁流变液的纤维束模型。

A fibre beam model for magnetic rheological fluid is suggested .

磁流变液的配制及其流变模型的研究

The study of preparation technology and rheological model of MR fluid

磁流变液阻尼器动态响应及其影响因素分析

Analysis of dynamic response time of MR damper and its influential factors

汽车磁流变液减振器的力学特性分析

Analysis to Mechanical Characteristic of Truck Magnetic-Rheological Fluid Shock Absorber

活塞式磁流变液阻尼器磁场有限元分析

FEM Analysis of Magnetic Field of Piston-type MR Fluids Damper

磁流变液阻尼器用于振动控制的理论及实验研究

Theoretical and experimental study on the vibration control by magneto-rheological fluid dampers

斜拉索磁流变液阻尼器半主动振动控制系统的设计与应用

Design and application of MR fluid damper controlled stay-cable system

间隙式节流通道磁流变液减振器实验研究

Experimental Study on the Magneto-rheological Fluid Damper with Clearance Throttle Route Way