REGULATION OF THE GREAT LAKES AND EFFECTS OF DIVERSIONS
CONTENTS 1 MODERNIZATION PROCESS, CONSTRAINTS, AND CONCEPTS 1 1 INTRODUCTION 1 2 MODERNIZATION 1 3 POTENTIAL BENE? TS OF MODERNIZATION AND AUTOMATION 1 4 ASSESSMENT OF AN EXISTING IRRIGATION SYSTEM PRIOR TO MODERNIZATION 1 5 TYPICAL MODERNIZATION STEPS 1 6 SELECTING THE APPROPRIATE CANAL OPERATION STRATEGY 1 7 WHEN TO SAY NO TO A PLC-BASED AUTOMATION PROJECT 1 8 WHAT IS INCLUDED IN THIS PUBLICATION 1 9 REFERENCES 2 PHYSICAL INFRASTRUCTURE 2 1 WORKING WITH AN EXISTING IRRIGATION SYSTEM 2 2 CONVEYANCE SYSTEM CONSIDERATIONS 2 3 GATES FOR CHECK STRUCTURES 2 4 INSTRUMENTATION AND MEASUREMENT 2 5 PUMPS 2 6 REGULATING (BUFFER) RESERVOIRS WITH THE IRRIGATION SYSTEM 2 7 REFERENCES 3 SCADA SYSTEMS 3 1 INTRODUCTION 3 2 BASIC SYSTEM COMPONENTS AND FUNCTION 3 3 CONTROL OPTIONS IN SCADA SYSTEMS 3 4 SCADA PROJECT CONSIDERATIONS 3 5 SUMMARY 4 OPERATION AND CONTROL CONCEPTS 4 1 INTRODUCTION 4 2 GENERAL STRATEGIES 4 3 CONTROL DIAGRAMS 4 4 COMBINATION OF CONTROL CONCEPTS 4 5 NETWORK CONTROL WITH CONTROL SEGMENTS 4 6 REFERENCES 5 CANAL HYDRAULIC PROPERTIES 5 1 INTRODUCTION 5 2 DESIGN ISSUES 5 3 CANAL STRUCTURE HYDRAULICS 5 4 CANAL POOL HYDRAULICS 5 5 RESONANCE WAVES 5 6 IDENTI? CATION 5 7 REFERENCES 6 CONTROL METHODS 6 1 INTRODUCTION 6 2 IMPLEMENTATION OPTIONS 6 3 DECOUPLING POOLS AND STRUCTURES 6 4 ROUTING DEMAND CHANGES THROUGH A CANAL 6 5 FEEDBACK CONTROL 6 6 COMBINING FEEDBACK AND FEEDFORWARD CONTROL 6 7 REFERENCES 7 VERIFICATION OF CONTROLLER PERFORMANCE 7 1 INTRODUCTION 7 2 PERFORMANCE TESTING ISSUES 7 3 PERFORMANCE TESTING WITH UNSTEADY-FLOW SIMULATION MODELS 7 4 PERFORMANCE MEASURES 7 5 ASCE TASK COMMITTEE TEST CASES 7 6 TEST CASE EXAMPLES 7 7 ADDITIONAL CONSIDERATIONS 7 8 REFERENCES 8 IMPLEMENTATION OF CONTROL SYSTEMS 8 1 INTRODUCTION 8 2 PROJECT INITIATION 8 3 CON? GURATION AND CUSTOMIZATION OF SOFTWARE 8 4 VERI? CATION OF INFRASTRUCTURE INSTALLATION AT FIELD SITES AND CENTRAL CONTROL ROOM 8 5 COMMISSIONING 8 6 CONTROL ROLLOUT AND TUNING 8 7 PERFORMANCE ASSESSMENT AND ACCEPTANCE 8 8 POST-ACCEPTANCE OPERATION AND MAINTENANCE (O&M) 8 9 TRAINING 8 10 MANUALS 8 11 REFERENCES