Switchgear Technology for Power Systems
Switchgear technology has developed enormously in recent years and power distribution network engineers are encountering problems and choices today that are vastly different from those of just a few years ago.
This course is designed to give both experienced and newly qualified engineers an essential update on the latest technology and practice in this area of expertise, to improve decision making for safe operation, maintenance and renewal.
The course covers a range of technical options and develops an understanding of switching phenomena essential for reliable system operation. The technology update will also give you an insight into future techniques and technology, by exploring new practices being developed to enhance system reliability.
Day one
Introduction to Switchgear
- Types of switchgear and their applications to networks
Switching Phenomena
- Interrupting currents
- DC components and waveform distortion
- X/R ratios
Air and Oil Switchgear
- The development and use of air and oil in switchgear
- Arc control
SF6 Switchgear
- Background and development of SF6 switchgear
- Design and Types of SF6 switchgear
Vacuum Switchgear
- Design features and vacuum integrity
- Contact geometry and materials
- Switchgear design
Standards and Procurement
- Switchgear standards and specifications
- Assessment and procurement issues
Retrofit Switchgear
- Issues
Day two
Fault Currents and Fault Level
Properties of fault currents
Introduction to fault level calculations
Switchgear Mechanisms
- The development of switchgear operating mechanisms
- Differing requirements for operating energy
- Magnetic actuators
Switchgear Testing
- Type and routine testing
- Certification
Auto Reclosing and Network Automation
- Historical background
- Remote operation and monitoring
Failure Mechanisms and Analysis
- Procedures and techniques in failure analysis
- Causes of failure
- Decisions following analysis
Condition Assessment of Switchgear
- Failure prevention
- Assessment options
Technology Update
- Legislation
- Switchgear developments
- Protection control
Open Forum
Programme may be subject to amendment
Course duration 2 Days
Course Location Capenhurst, Chester
12 Hours