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Variational criterion for dissipative structures dominated by coupled mechanisms

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Chinese Science Bulletin

Abstract

By analyzing the similarity between the viscosity-inertia compromise for single fluid in turbulent pipe flow and the particle-fluid compromise in gas-solid fluidization, it is deduced that the variational criterion for dissipative structures dominated jointly by two sub-mechanisms (for instance, viscous effect and inertial effect in turbulent flow; particle movement and fluid movement in fluidization) could be physically expressed as mutually constrained extremum between the individual extremum tendencies of the sub-mechanisms, and could thus be mathematically formulated as a two-objective optimization problem.

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Li, J., Ge, W., Zhang, Z. et al. Variational criterion for dissipative structures dominated by coupled mechanisms. Chin.Sci.Bull. 44, 323–327 (1999). https://doi.org/10.1007/BF02885483

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  • DOI: https://doi.org/10.1007/BF02885483

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