**Meet the editor**

Jan Awrejcewicz graduated from the Technical University of Lodz and become Full Professor in 1997. He authored or co-authored 633 publications in scientific journals and conference proceedings, 44 monographs, 2 text books, 11 edited volumes, 13 conference proceedings, 42 book chapters, 18 journal special issues, and 9 other books. He is a contributor to 50 different research jour-

nals and to over 300 conferences. During his scientific travel he visited 60 countries. His papers and research cover various disciplines of mathematics, mechanics, biomechanics, automatics, physics and computer oriented sciences. He is now Head of Department of Automatics and Biomechanics, and Head of Ph.D. School on 'Mechanics' associated with the Faculty of Mechanical Engineering of the Technical University of Lodz.

Contents

**Preface IX**

and S.A. Mitskevich

Igor Krupenski

**Rough Wall 41**

**High Speed 83** R. C. Mehta

**Powder Billets 119**

Tomasz Kopecki

Chapter 1 **Application of the Lyapunov Exponents and Wavelets to Study**

Chapter 2 **RANS Numerical Simulation of Turbulent Particulate Pipe Flow**

Chapter 3 **RSTM Numerical Simulation of Channel Particulate Flow with**

Alexander Kartushinsky, Ylo Rudi, Medhat Hussainov, Igor Shcheglov, Sergei Tisler, Igor Krupenski and David Stock

J. Awrejcewicz, V.А. Krysko, I.V. Papkova, Т.V. Yakovleva, N.A. Zagniboroda, М.V. Zhigalov, A.V. Krysko, V. Dobriyan, E.Yu. Krylovа

Alexander Kartushinsky, Ylo Rudi, Igor Shcheglov, Sergei Tisler and

Beatriz Mancinelli, F. O. Minotti, Leandro Prevosto and Héctor Kelly

**and Control of Plates and Shells 1**

**for Fixed Reynolds Number 21**

Chapter 4 **Numerical Modelling of a Cutting Arc Torch 65**

Chapter 5 **Unsteady Flowfield Characteristics Over Blunt Bodies at**

Chapter 6 **Computer Modelling of Radial-Direct Extrusion of Porous**

Chapter 7 **Numerical Simulations of Post-Critical Behaviour of Thin-**

**Walled Load-Bearing Structures Applied in Aviation 139**

Lyudmila Ryabicheva and Dmytro Usatyuk
