G532 - (GE) Alterrex^TM Excitation System

4 days - 2.6 Continuing Education Units Awarded

The overall objective of this (GE) Alterrex^TM Excitation System Training Program is to develop the individuals responsible for plant operations, testing, calibration and maintenance of this system.

This Seminar is designed for Engineers, Technicians, and Electricians who have a need to maintain this system.

BENEFITS

1. Learn how the Alterrex^TM Excitation System works.
2. Learn the location and purpose of the major components that make up the Alterrex^TM Excitation System.
3. Learn to interpret alarms and know what corrective action is needed to take in the event of an alarm.
4. Learn to perform recommended operational tests.
5. Learn to perform periodical maintenance on the Alterrex^TM Excitation System.
6. Learn to accurately calibrate the Alterrex^TM Excitation System utilizing the necessary OEM drawings.
7. Learn to quickly and safely troubleshoot the Alterrex^TM Excitation System if a problem should occur or a component fail within the system.

Seminar OUTLINE

1. Introduction and Overview
2. Generator Characteristics and Design Features
   1. Mechanical Descriptions
   2. Electrical Descriptions
   3. Operation Parameters
3. Operation of an Automatic Voltage Regulator
4. Excitation System Components
   1. Alternating Exciter Description
   2. Power Rectifiers
   3. Voltage Regulator
5. Alternator Field Control
   1. DC Regulator
   2. Regulator Front End
   3. Basic Amplifier Stage
   4. AC Regulator
   5. Transient Operation
   6. Power Rectifier and SCR Firing Circuits
   7. Diode Rectifier Circuits
6. AC Regulator
   1. Exciter Stabilization Circuit
   2. Reactive Current Compensator
   3. Active Reactive Current Compensator
7. Protective Features
   1. Under excited Reactive-Ampere Limit
   2. Generator Field Current Limiter
   3. Exciter Minimum Voltage Limit
   4. Phase Back Limit
   5. Exciter Field Current Limiter
   6. Overcurrent Relays
   7. Volts-per-Hertz Regulator
   8. Maximum Excitation Limit
   9. Automatic Tracking
8. Station One Line Diagram
9. Print Interpretation and Drawing Practices (Note: This topic is included in all discussions above)
10. Excitation System Alignment Procedures (Note: This topic is addressed above as well)
11. Troubleshooting Tips, Techniques and Industry Examples

Satisfied clients include: American Electric Power, Arizona Public Service, Austin (TX) Electric Department, Carolina Power & Light, Commonwealth Edison, Entergy Operations, Houston Industries, Illinois Power, Kansas City Power & Light, Lower Colorado River Authority, MidAmerican Energy, Minnesota Power, New York Power Authority, Niagara Mohawk Power Corporation, Northern States Power, Oklahoma Gas & Electric, Orange & Rockland, Progress Energy, Reliant Energy, Salt River Project, South Carolina Electric & Gas, TECO Power Services, Texas Municipal Power Agency, Union Electric, Wisconsin Power & Light

Alterrex^TM is a registered Trademark of the General Electric Company