Oscillatory turbulent flow over a flat plate is studied using large eddysimulation(LES)and Reynolds-average Navier-Stokes(RANS)methods.A dynamicsubgrid-scale mo
Acta Mechanica Sinica(English Series)was founded in 1985.High quality originalworks on all aspects of mechanics sciences are published in the journal.The journa
This paper studies chaotic motions in quasi-integrable Hamiltoniansystems with slow-varying parameters under both harmonic and noise excitations.Based on the dy
The evolution of the three-dimensional time-developing mixing layeris simulated numerically using the pseudo-spectral method.The initial perturba-tions used in