Viscous Elasticity of Suspensions in a Structural ModelV. N. Matveenkoa, * and E. A. Kirsanovaстатья
Статья опубликована в журнале из списка RSCI Web of Science
Статья опубликована в журнале из перечня ВАК
Статья опубликована в журнале из списка Web of Science и/или Scopus
Дата последнего поиска статьи во внешних источниках: 8 декабря 2021 г.
Аннотация:Abstract—An oscillating shear flow of suspensions is considered as a case of a periodically varying shear flowsimilar to a stationary shear flow. In the structural rheological model, the dependence of the dynamic modulion the cyclic frequency is explained as a result of changes in the structure of the dispersed system. The use ofthe equations of the structural rheological model makes it possible to describe the dependences of the lossmodulus and the accumulation modulus on the shear vibration frequency without using mechanical modelsof the damper and the spring. The possibility of applying the structural model to suspensions of particles ofvarious origins and the method of stabilizing the suspension is shown. The presence of different modes of theoscillating flow in individual frequency intervals is explained by the nature of the change in the structure ofdisperse systems under the action of shear.