Theory of Macroscopic Systems.

Theory of Macroscopic Systems.

Chnnkal Eylinseri## S&mce, Vol. bS, No. 5, pp. 100-1010, Perganwa Press Ltd. Printed in Great Britain. 1993. ll~eory of Maeroscopie Systema By COR O...

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Chnnkal Eylinseri## S&mce, Vol. bS, No. 5, pp. 100-1010, Perganwa Press Ltd. Printed in Great Britain.

1993.

ll~eory of Maeroscopie Systema By COR OUWERKERK, Springer, Berlin, 1991, 233 pp. + App., S29.95 The book carries the subtitle “A Unified Approach for Engineers, Physicists, and Chemists”. It fully lives up to this title; it deals with the theory of macroscopic systems, which is normally covered within a number of different disciplines, such as thermodynamics, transport phenomena, fluid mecbanics, etc. Tbe book has nine chapters plus four (brief) appendices. The book is structured in a matrix fashion, similar to that of the well-known text book, Tkmspm~ Phenomena (Bird, R. B., Stewart. W. E. and Ligbtfoot, E. N., 1960,lst edition, Wiley). The matrix has nine rows representing the chapters, and three columns where prindples are elucidated. Tbe first two chapters deal with principles of balance equations, equilibrium. transport of energy, momentum and matter, and physical and chemical equilibrium. Chapters three to five cover property relations of systems at equilibrium, and the last four chapters are concerned with computing changes of the balance equations with time and place. Column 1 treats generalized extensive properties, column 2 the changes of momentum, energy and entropy

FIoidixation Eagineeriag, 2nd Edition. By DAIZO KUNII and OCTAVE L~VENSPIEL. Butterworth-Heinemann, London, Series in Chemical Engineering, 479 pp., $145 Although this is described as tbe second edition of Kunii and Leveuspiel’s acclaimed book on Fluidization Engineering, it is essentially a new text since it reports on the many develop ments in fundamental understanding, scale up procedure and commercial applications of fluidization which have taken place over the last 25 years. However, those readers familiar with the authors’ Rrst edition will be pleased to learn that the distinctive styIe, including dear explanations, many excellent diagrams and invaluable worked examples on all aspects of design has heen retained in this new edition. Tbe text is organized into 18 chapters beginning with an introduction and a chapter on industrial applications. Chapter 3 covers the basics of fluidization and provides a guide to tbe inter-relationship between the different regimes of fluidization and gas-particle flow, providing a useful framework for tbe rest of the book. A group of chapters on distributor design, bubble phenomena, entrainment and elutriation, high velocity fluidization, solids movement and gas dispersion and interchange, lays out the state of knowledge in the various contacting regimes at tbe time of writing. A good attempt has been made to report on tbc rapidly developing area of circulating fluidized beds and fast fluidization, although it has not been possible to crystallize the most recent

with time and place, and column 3 the phenomenological laws of phase behaviour and molecular transport. The approach is truly a highly systematic one! For the uninitiated reader it is too systematic. Concepts such as balance equations (BEs). property relations (PRs) even FBEs, FPRs, etc. flourish. The chapters are not divided into sections, but into cells. The chapters have text (sometimes not very much) on the left-band sides, equations, tables and figures on the right-band sides. The approach is rigoristic to the extent that the author-except in the preface-has not found it necessary to include any reference in the text! Thus, the book will never become a best-selling undergraduate engineeeringtext book. But I find it a highly useful, clearly written. and a welcome addition to the library of trained professionals within the area of transport pbenomena and chemical engineering thermodynamics. AAGE

FREDENSLUND

instituttet for Kemiteknik Damnarks Tekniske Hojskole Bygning 229, Lyngby Denmark

important findings. In Chaps 11-14 on particle-to-gas heat and mass transfer, catalytic reactions, bed-to-surface heat transfer, residence time and size distribution of solids and kinetic phenomena are considered. The last section deals primarily with design and includes chapters on the design of physical processes, problems associated with solids circulation systems, design of catalytic reactors and design of noncatalytic reactors. Tbe book wiI1 be attractive to teachers and students of chemical endneering and related disciplines because of the accessibility of information. tbe clear worked examples and the many specimen problems. Those involved in design, operation and research of fluid&d systems, who have a wellused copy of the first edition on their shelves, would be well-advised to supplement it with a copy of the second edition of Fluidizurion Engineering. However, many workers in the fiejd-of fiuidization will not be waiting to read tbe revie)vsaf this book hefore they put in their order; it is long ,ov&due and the reputations of the authors and of the first edition provide an excellent recommendation

Department of Chemical Engineering University of Bradford

Bradford

W Yorks 807

1009

lDP,

U.K.

M. J. RHODES