Theory of Ground Vehicles (Wong ed. 3) [Wiley].pdf

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Published simultaneously in Canada.

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Library of Congress Cataloging-in-Publication Data:

Wong, J. Y. (Jo Yung)

Theory of ground vehicles I J.Y. Wong.-3rd ed.

p. cm.

Includes bibliographical references and index.

ISBN 0-471-35461-9 (cloth : alk. paper)

1. Motor vehicles-Design and construction. 2. Motor Vehicles-Dynamics.

Ground-effect machines-Design and construction. I. Title.

TL240.W66

2001

629.2l.3-dc21

00-043853

Printed in the United States of America

To May

Chak

Ben

Jing

Kay

Leo

Sang

Loretta

San

Nicholas

the memory of my parents

and the glory of the Almighty

CONTENTS

PREFACE

xiii

PREFACE TO THE SECOND EDITION

PREFACE TO THE FIRST EDITION

xviii

CONVERSION FACTORS

xxi

NOMENCLATURE

xxii

INTRODUCTION

1 MECHANICS OF PNEUMATIC TIRES

1.1 Tire Forces and Moments / 7

1.2 Rolling Resistance of Tires / 8

1.3 Tractive (Braking) Effort and Longitudinal Slip (Skid) / 18

1.4 Cornering Properties of Tires / 30

1.4.1 Slip Angle and Cornering Force / 30

1.4.2 Slip Angle and Aligning Torque 1 38

1.4.3 Camber and Camber Thrust / 40

1.4.4 Characterization of Cornering Behavior of

Tires / 43

1.5 Performance of Tires on Wet Surfaces / 65

1.6 Ride Properties of Tires / 73

References / 87

Problems / 89

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