R. P. Chhabra - Non Newtonian Flow in Process Industries.pdf

(3095 KB) Pobierz
199724840 UNPDF
Non-Newtonian Flow
in the Process Industries
Fundamentals and Engineering
Applications
Non-Newtonian Flow
in the Process Industries
Fundamentals and Engineering
Applications
R.P. Chhabra
Department of Chemical Engineering
Indian Institute of Technology
Kanpur 208 016
India
and
J.F. Richardson
Department of Chemical and Biological Process Engineering
University of Wales, Swansea
Swansea SA2 8PP
Great Britain
OXFORD AUCKLAND BOSTON JOHANNESBURG MELBOURNE NEW DELHI
199724840.001.png
Butterworth-Heinemann
Linacre House, Jordan Hill, Oxford OX2 8DP
225 Wildwood Avenue, Woburn, MA 01801-2041
A division of Reed Educational and Professional Publishing Ltd
First published 1999
Ó
R.P. Chhabra and J.F. Richardson 1999
All rights reserved. No part of this publication
may be reproduced in any material form (including
photocopying or storing in any medium by electronic
means and whether or not transiently or incidentally
to some other use of this publication) without the
written permission of the copyright holder except
in accordance with the provisions of the Copyright,
Designs and Patents Act 1988 or under the terms of a
licence issued by the Copyright Licensing Agency Ltd,
90 Tottenham Court Road, London, England W1P 9HE.
Applications for the copyright holder’s written permission
to reproduce any part of this publication should be addressed
to the publishers
British Library Cataloguing in Publication Data
A catalogue record for this book is available from the British Library
Library of Congress Cataloguing in Publication Data
A catalogue record for this book is available from the Library of Congress
ISBN 0 7506 3770 6
Typeset by Laser Words, Madras, India
Printed in Great Britain
199724840.002.png
.........................................................
....................................
1 Non-Newtonian fluid behaviour
..............
1
....................................................
1.2 Classification of fluid behaviour
1
.....................
1.2.1 Definition of a Newtonian fluid
1
......................
1.2.2 Non-Newtonian fluid behaviour
1
....................
5
...................
1.3.1 Shear-thinning or pseudoplastic fluids
6
.........
6
..........................
1.3.3 Shear-thickening or dilatant fluid
behaviour
11
..............................................................
1.4 Time-dependent fluid behaviour
14
....................
15
....................................................
1.4.2 Rheopexy or negative thixotropy
16
..................
17
..........................
1.6 Dimensional considerations for
visco-elastic fluids
19
................................................
28
..........................................................
1.7 Further Reading
31
.............................................
34
.....................................................
1.9 Nomenclature
35
.................................................
2 Rheometry for non-Newtonian fluids
.....
....................................................
2.2 Capillary viscometers
2.1 Introduction
.....................................
2.2.1 Analysis of data and treatment of results
.....
38
..........................................................
2.3 Rotational viscometers
40
...................................
2.3.1 The concentric cylinder geometry
42
................
42
Preface
Acknowledgements
1.1 Introduction
1.3 Time-independent fluid behaviour
1.3.2 Viscoplastic fluid behaviour
1.4.1 Thixotropy
1.5 Visco-elastic fluid behaviour
Example 1.1
1.8 References
Example 2.1
2.3.2 The wide-gap rotational viscometer:
determination of the flow curve for a
non-Newtonian fluid
44
......................
47
..........................
2.3.5 Moisture loss prevention the vapour
hood
48
......................................................................
2.4 The controlled stress rheometer
49
....................
50
............................
2.6 Normal stress measurements
52
........................
2.7 Oscillatory shear measurements
56
...................
57
............................................
2.8 High frequency techniques
60
............................
2.8.1 Resonance-based techniques
63
......................
64
2.8.2 Pulse propagation techniques
......................
64
.........................
2.10 Extensional flow measurements
65
..................
2.10.1 Lubricated planar stagnation die-flows
66
.......
67
2.10.2 Filament-stretching techniques
..................
67
2.10.3 Other simple methods
..............................
68
2.11 Further reading
............................................
69
...................................................
2.13 Nomenclature
69
...............................................
71
3 Flow in pipes and in conduits of non-
circular cross- sections
....................................................
3.2 Laminar flow in circular tubes
........................
74
3.2.1 Power-law fluids
...........................................
74
..........................................................
3.2.2 Bingham plastic and yield-pseudoplastic
fluids
78
......................................................................
Example 3.2
78
..........................................................
3.2.3 Average kinetic energy of fluid
81
.....................
82
..............................................
2.3.3 The cone-and-plate geometry
2.3.4 The parallel plate geometry
2.5 Yield stress measurements
2.7.1 Fourier transform mechanical
spectroscopy (FTMS)
2.9 The relaxation time spectrum
2.12 References
..............................
3.1 Introduction
Example 3.1

Plik z chomika:

Inne pliki z tego folderu:

Inne foldery tego chomika:

Zgłoś jeśli naruszono regulamin