AC Generator Troubleshooting and Maintenance
Contents
1. e Temperature and Environmental Considerations of Alternators Alternator Loading Considerations Considerations of Polyphase Induction Motor Starting on Engine Generator Sets Application Considerations of Synchronous AC Generators to Nonlinear Electrical Loads GENERATOR EXCITATION Objective SUBTOPICS e Rotating Field DC Excitation Brushless Excitation AUTOMATIC VOLTAGE REGULATORS Objective SUBTOPICS e Generator Characteristics e Manual Excitation Control e Automatic Excitation Control e Voltage Regulator Stability e Types Of Sensing Circuits e Power Input Circuit e Frequency Compensation e Fault Current Support Excitation Support Systems e Digital Excitation Technology Parallel Operation e Power System Stabilizers ENGINE PROTECTIVE CONTROLS Objective SUBTOPICS e Basic Components Lubrication e Cooling Overspeed Miscellaneous Alarms e Shutdown Generator Instrumentation GENERATOR SWITCHGEAR Objective SUBTOPICS 2 4 Circuit Breaker Components Accessories and Modifications How to Select a Circuit Breaker Voltage Classifications Switchgear Types Applications LOAD BANKS Objective SUBTOPICS Load Bank Applications Portable Load Banks Permanent Load Banks Radiator Load Banks Medium Voltage Load Banks Load Bank Controls AUTOMATIC TRANSFER SWITCHES Objective SUBTOPICS Supplying Emergency Power Transferring Power Manual Devices Automatic Devices Controlling Auto2. ane Ph 1 800 661 1663 Fx 1 877 845 3233 trainin g g rou p info canada training group ca Ka fe A If Al Al P O Box 340 Turtleford SK SOM 2Y0 AC Generator Troubleshooting and Maintenance Cost 19500 00 This 5 day course will teach participants the electrical operation of DC Single and Three Phase AC generators and how to maintain test and troubleshoot them It is 50 hands on with a variety of generators supplied by Canada Training Group to complement the clients own equipment and is customized to the unique need of each client The instructors all have decades of experience with industrial generation and control Who Should Attend Anyone responsible for generators and their managers You Will Be Able To Safely efficiently and effectively maintain generators ELECTRICAL FUNDAMENTALS Objective SUBTOPICS e Direct Current DC Alternating Current AC Rectification e Magnetism Electromagnetic Induction Elements of an Alternating Current Circuit e Power in an Alternating Current Electrical Circuit KVA KW Power Factor e AC Vs DC Electric Generating Systems DC GENERATORS Objective SUBTOPICS e Components e Operation e Failure Modes e Maintenance e Testing ALTERNATORS SYNCHRONOUS GENERATORS 1 4 Objective SUBTOPICS Configurations Single and Three Phase Armatures e Connections for Single and Three Phase Alternators Frequency and Frequency Regulation Voltage and Voltage Regulation
3. matic Transfer Switches Transferring Motor Loads with Automatic Transfer Switches Ground Fault Protection Open Transition Transfer Switches Closed Transition Transfer Switches Automatic Transfer Systems Maintaining Emergency Power Transfer Systems System Faults Motor Load Considerations Testing Maintenance PARALLELING GENERATORS Objective SUBTOPICS Electric Power System Parallel Operation of Generators The Control Strategy Synchronization Protective Strategy Failure Modes The Protective Relaying Scheme Islanding Suitable Protective Schemes Dedicated Interconnect Circuit 3 4 e Medium Voltage Interconnect CONTROL amp MONITORING SYSTEMS Objective SUBTOPICS Controls for On Site Power Applications What Is A PLC e Components in PLC Control Systems e PLC Operation e System Architecture e Redundant PLC Systems e Data in PLC Memory e PLC Software Operational Limits Of PLC Control Systems Testing PLC Control Systems Monitoring Systems Supervisory Control and Data Acquisition SCADA Systems Case Study Water Treatment Plant e Power System TROUBLESHOOTING ON SITE POWER GENERATION SYSTEMS Objective SUBTOPICS e Applicability e The Common Troubleshooting Process The Formal Troubleshooting Process e Case Studies e Conclusion e Practical Troubleshooting Tools 4 4
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