Course Description

This course is intended to enhance GE D11 Steam Turbine-Generator operation skills. The course provides a detailed overview of D11 turbine operating sequences and control and protection functions. The course builds upon student's operational skills. Develops a background in Steam Turbine-Generator (ST-GN) operation that enables participants to properly analyze operating problems and take the necessary corrective action. This course will focus on the ST-GN control and protection and will include discussions on auxiliary support systems.

The entire Alarm List (over 400), for the most current D11 control specification to date, as well as, full analysis of all possible unit Trips will be reviewed.

This course is intended for Operations, maintenance technicians, administrative personnel and those in affiliated industries who have a background in ST-GN operations and wish to gain further understanding of the operation of GE D-11 Steam Turbine.

Duration

5 Days

Target Audience

• Supervisors
• Operations

Prerequisites

• Instruction is given in English; therefore, a reasonable ability to read and understand spoken English is required.

Class Size

Maximum number of students:  15

Learning Objectives

This course will provide basic knowledge on the following:

• safe and economic operation of a site-specific GE steam turbine

Course Content

LESSON 1

1. Introduction
2. D-11 Turbine Component Review
3. ST Valves
4. Introduction Alarms & Trips

LESSON 2

1. Bearings
2. Turbine Supervisory Instruments
3. Device Summary & Controls Documentation Alarms & Trips
4. D.Discussion Alarms & Trips

LESSON 3

1. Turbine Overspeed Protection
2. Aux Systems; Lube Oil, Hydraulic, Steam Seals, Turning Gear
3. Tour of the ST manufacturing and assembly areas
4. Discussion Alarms & Trips

LESSON 4

1. Generator Component Overview
2. Generator Off Line & On Line Operation Fundamentals
3. Hydrogen Generator Hydrogen Gas and Seal Oil Systems
4. Discussion Alarms & Trips

LESSON 5

1. Unit Start & Shutdown; Thermal Stress Control
2. Unit Limits & Precautions