CAJ | 학술논문

磁流变液中的磁性颗粒要求具有高矫顽力、低比重，在相当大的温度范围内保持较高的稳定性。基于以上，综述了各种磁性颗粒的特点、发展历程及其各种物理化学制备方法，阐述了各种制备方法与磁性颗粒结构及性能的关系，对比分析了各种磁性颗粒对磁流变液性能的影响，指出了目前存在的问题，展望了磁性颗粒的制备方法与结构、性能机理的发展趋势。
자류변액중적자성과립요구구유고교완력、저비중，재상당대적온도범위내보지교고적은정성。기우이상，종술료각충자성과립적특점、발전역정급기각충물이화학제비방법，천술료각충제비방법여자성과립결구급성능적관계，대비분석료각충자성과립대자류변액성능적영향，지출료목전존재적문제，전망료자성과립적제비방법여결구、성능궤리적발전추세。
The magnetic particles of Magnetorheological fluid demand high coercive force,low specific gravity and high stability in a wide temperature range.Based on hereinbefore,this article summarizes the characteris-tics of various magnetic particles,development process and preparations including chemical and physical meth-ods.It illustrates the relation between kinds of preparations and the structure and function of the magnetic par-ticles.Besides,the effect of magnetic particles on magnetorheological fluids was analyzed.Finally it points the shortage of magnetorheological fluids nowadays and make a view on the preparations,function,structure and the process.