Generator Protection Application and Testing

Resumen

Get a thorough introduction to generator protection in a combination of theoretical and hands-on sessions. Get familiar with generator protection relays from different manufacturers. Learn how to efficiently test generator protection relays.

Objetivos

• Become familiar with synchronous generator types used by utilities and industry
• Understand the key principals of generator protection
• Use Test Universe to effectively commission or test modern generator protective relays
• Learn to avoid common testing and maintenance pitfalls
• Become familiar with generator protection event record analysis

 

Contenido

• Generator Introduction
• Generator grounding and protection connections
• Stator phase fault protection schemes 
• Stator ground fault protection schemes
• Abnormal operating conditions
• System Backup Protection
• Interpretation of generator oscillography examples

 

Duración

3 days

Horario

You will receive a tentative confirmation within a couple days of registering.  

Do NOT purchase any flights until you receive the FINAL confirmation confirming that we will still be hosting the in-person class.

Day 1: 01:00 p.m. - 05:00 p.m.

Day 2: 08:00 a.m. - 04:00 p.m.

Day 3: 08:00 a.m. - 04:00 p.m.

Day 4: 08:00 a.m. - 12:00 p.m

Información

*** There is still a chance that in-person classes for the end of 2022 may be canceled due to COVID-19 safety measures.  We will update the schedule 2 months before the class.  Please contact us at academy.usa@omicronenergy.com for the latest status ***

You will receive a personal email with all course information such as agenda and route directions shortly before the training course.

The training course covers the following 6 topics plus hands-on testing:

• Introduction and Basic Concepts
• Protection connections
• Stator Ground Fault Protection
• Stator phase fault protection schemes
• Abnormal Operating Conditions
• System Backup Protection
• Laboratory Testing

 

Introduction and Basic Concepts

• Fundamental concepts
• Generator types
• Basics of generator control

 

Protection connections

• Generator Grounding
• Open delta and wye potential transformer connections
• CT polarity conventions
• Efficient test connections
• Metering checks

 

Stator Ground Fault Protection

• Ground fault protection for direct and low impedance grounded machines
• Ground fault protection for high impedance grounded machines 

 

Stator phase fault protection schemes

• Generator phase differential
• Split phase differential
• Overcurrent protection

 

Abnormal Operating Conditions

• Phase over/under voltage
• Reverse power
• Loss of field
• Negative sequence overcurrent protection
• Over current protection
• Potential fuse loss
• Out of step
• Over/under frequency protection 

 

 System Backup Protection

• Phase Distance
• Phase overcurrent
• Neutral overcurrent

 

 Laboratory Testing

• Beckwith M-3425A
• SEL 300G

 

Audiencia

Technical staff from electric utilities or companies involved in commissioning or maintenance of generator relays.

Conocimiento previo

Knowledge of protection testing

Soluciones

Test Universe Software
CMC-Family