GE-Learning ID

GEE-PROD-TECH-176

Course Description

The course will show differences in designs of these various components and specific inspection points and evaluation criteria.

It will also guide the field engineer in assessing damage that will require the specific intervention of a qualified generator specialist.

Duration

1 Hour

Target Audience

• Leadership
• Supervisors
• Operations
• Electrical Maintenance
• Operation & Maintenance Personnel

Prerequisites

Participants should have:

• Course material is in English; therefore, a reasonable ability to read and understand English is required.

Class Size

Remote access.

Learning Objectives

This course will provide basic knowledge on the following:

• Be able to state the different safety measures that must be taken before inspecting a generator
• List components of a stator the require inspection and identify areas of importance on each of the components
• Describe inspection procedure for rotating field
• Be able to inspect important regions of generator end windings
• Describe hazards and areas of importance for inspecting generator terminals

Course Content

Lesson 1 - Safety

1. Introduction
2. Electrical Safety
3. Gas and Confined Space Safety
4. Physical Access Safety

Lesson 2 - INSPECTING STATOR BORE

1. Inspection Areas in Stator Bore
2. Stator Bar
3. Core Iron
4. Wedges and Types
5. Wedge Tightness Specifications

Lesson 3 - INSPECTING END OF THE CORE

1. End of Core Magnetic
2. Asphalt Mica/Mica Armature Insulation

Lesson 4 - STATOR END WINDING INSPECTION

1. Terminology
2. End Winding Inspection Techniques

Lesson 5 - GENERATOR TERMINALS

1. Types of Terminals on Various Generator Models
2. Terminal Inspection Requirements