Design Aspects of Multiple Driven Belt Conveyors Ashley Nuttall Cover illustration: Courtesy of Fenner-Dunlop B.V. Design Aspects of Multiple Driven Belt Conveyors Proefschrift ter verkrijging van de graad van doctor aan de Technische Universiteit Delft, op gezag van de Rector Magnificus prof. dr. ir. J.T. Fokkema, voorzitter van het College voor Promoties, in het openbaar te verdedigen op maandag 26 november 2007 om 12:30 uur door Ashley Jan George NUTTALL werktuigkundig ingenieur geboren te Rotterdam. Dit proefschrift is goedgekeurd door de promotor: Prof. dr. ir. G. Lodewijks Samenstelling promotiecommissie: Rector Magnificus, Voorzitter Prof. dr. ir. G. Lodewijks, Technische Universiteit Delft, promotor Prof. dr. ir. B. De Schutter, Technische Universiteit Delft Prof. dr. J.A. Ferreira, Technische Universiteit Delft Dr. ir. A. van Beek, Technische Universiteit Delft Prof. dr.-ing. L. Overmeyer, Institute of Transport and Automation Technology Prof.dr. ir. D.J. Rixen, Technische Universiteit Delft TRAIL Thesis Series no. T2007/12, the Netherlands TRAIL, Research School TRAIL Research School PO Box 5017, 2600 GA Delft The Netherlands Phone: +31 (0) 15 278 6046 Fax: +31 (0) 15 278 4333 E-mail:
[email protected] ISBN 978-90-5584-092-2 Keywords: multiple drives, belt conveyor, dynamics, motion resistance, traction, wear Copyright © 2007 by Ashley Nuttall All rights reserved. No part of the material protected by this copyright notice may be reproduced or utilised in any form or by any means, electronic or mechanical, including photocopying, recording or by any information storage and retrieval system, without written permission from the author. Printed in The Netherlands Preface In 1992 Dunlop-Enerka BV, located in Drachten, the Netherlands, started to develop a pouch shaped closed belt conveyor system called the Enerka-Becker System (or E-BS).