CONTENTS 



page 



INTRODUCTION 



Background 



Performance Objectives 



CONCEPT SELECTION 



Alternative Concepts 



Evaluation 2 



ANALYTICAL MODELS 2 



SYSTEM DESCRIPTION 6 



Motion-Compensating Equipment 6 



Traction Unit 10 



Power Unit 10 



Turntable Unit 1 1 



Line-Storage Unit H 



Control System 12 



TEST PROGRAM 12 



Shop Tests 12 



Sea Tests 15 



TEST RESULTS 24 



SUMMARY 24 



CONCLUSIONS AND RECOMMENDATIONS 25 



APPENDIX TEST INSTRUMENTATION SYSTEM 27 



LIST OF ILLUSTRATIONS 



Figure \. Single-degree-of-freedom model of MCLS 3 



Figure 2. Response of simple MCLS system with zero damping 4 



F^igure 3. Two-degree-of-freedom analytical model of MCLS 4 



Figure 4. Two-degree-of-freedom analytical model of MCLS for computer use 4 



