The electrorheological properties of a model system consisting of metal particles with insulating coating in a dielectric oil are analyzed by extending Rayleigh identity based on a multipole expansion theory.Evaluatio...The electrorheological properties of a model system consisting of metal particles with insulating coating in a dielectric oil are analyzed by extending Rayleigh identity based on a multipole expansion theory.Evaluation of the effective dielectric constant is emphasized.The dependence of the shear stressтon the shear strainθand the shear modulus G for the electrorheological solid is presented.It is found that the model system shows much higher electrorheological performance than the traditional suspensions.展开更多
The Rayleigh identity based on a multipole expansion theory is extended to analyze the mechanical properties of electrorheological fluids.Evaluation of the effective dielectric constant is emphasized.The dependence of...The Rayleigh identity based on a multipole expansion theory is extended to analyze the mechanical properties of electrorheological fluids.Evaluation of the effective dielectric constant is emphasized.The dependence of the shear stress on the shear strain and the shear modulus for chains of particles arranged on a square lattice are presented.展开更多
基金Supported by the National Natural Science Foundation of China under Grant No.19874021in part by the Foundation of Educational Commit tee of Hu'nan Province of China under Grant No.98B087.
文摘The electrorheological properties of a model system consisting of metal particles with insulating coating in a dielectric oil are analyzed by extending Rayleigh identity based on a multipole expansion theory.Evaluation of the effective dielectric constant is emphasized.The dependence of the shear stressтon the shear strainθand the shear modulus G for the electrorheological solid is presented.It is found that the model system shows much higher electrorheological performance than the traditional suspensions.
基金Supported by the National Natural Science Foundation of China under Grant No.19574016the Guangdong Provincial Natural Science Foundation of China under Grant No.930939。
文摘The Rayleigh identity based on a multipole expansion theory is extended to analyze the mechanical properties of electrorheological fluids.Evaluation of the effective dielectric constant is emphasized.The dependence of the shear stress on the shear strain and the shear modulus for chains of particles arranged on a square lattice are presented.
