Generators: Operations, Maintenance, Control, Testing & Troubleshooting

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  • Fees : 2900 $
  • Date 22 Sep 2019
  • Location Dubai, English

Generators: Operations, Maintenance, Control, Testing & Troubleshooting


Course Contents:


Generator Theory


Armature Reaction, Resistive Loads, Inductive Loads, Capacitive Loads, Power Transfer and Load Angle, Reactive Power, Power Transfer Between Generator Rotor and Stator, Short Circuit Ratio


System Operations


Structure of the Power System, Interconnections, Power Balance, Operation of the System, State of the Power System


Generator Construction


Stator Frame, Core, Windings, End Shield, Rotor Body, Field Windings, Retaining Rings, Collector Rings, Diesel and Hydroelectric Differences


Excitation Systems, Voltage & Frequency Control


Speed Governor Response to Frequency Deviations, Automatic Voltage Regulator Response to Voltage Deviations, Manual Regulator, URAL, Impedance Compensator, Volts/Hertz, Maximum Excitation Limit, Transfer & Tracking, Static Excitation Systems


Generator Auxiliary Systems


Purpose and Operations of the Generator Hydrogen Control System, Generator Seal Oil System, and Stator Liquid Cooling System (as required)


Normal Operations


Preparation for Start-Up, Synchronizing, Load Changes, Use of Reactive Capability Curve, Shutdown


Abnormal Operations


Relationships Between Operations, Protection and Alarms; Alarms, Protection when Off-Line, Tripping Methods, Protective Actions for Generator Faults and Abnormal Operations &


Protection Recommendations


System Steady & Dynamic Conditions, Frequency Deviations, Voltage Deviations, Instabilities, Loss of Synchronism, Stator Overcurrent, Field Ground, Stator Ground Fault, Stator Phase-to-Phase Fault, Over Voltage, Over Volts-per-Hertz, Field Overheating, Loss of Excitation, Bearing Vibration, Synchronizing Errors, Motoring, etc.,


Purpose of Generator Electrical Tests


Safety Considerations, STATOR:  Winding Resistance, Insulation Resistance, Dielectric Absorption, Direct Current Leakage, Dissipation Factor Test.


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