IET logo
 
Earthing - header image

Railway Earthing and Bonding

Principles and requirements for railway application

19 – 20 September 2017 | Millennium Knightsbridge Hotel, UK

Continuous Professional Development CPD (logo)
 

Programme

Day one

09:00

Registration and networking

Principles and requirements

09:25

Chairman’s welcome

Roger White, CRE Earthing and Bonding, Atkins

09:30

Legislation and standards

  • Electricity at work act
  • British, European and International
  • Codes of practice

Richard Stainton, Professional Head - Electrical Power, Network Rail

10:00

Requirements for earthing and bonding

  • Functional Earth
  • Protective Earth (electrical protection)
  • Protection against direct contact (humans)
  • Protection against indirect contact (equipotential bonding)
  • Return current bonding
  • Lightning protection (human protection)

Dominic Kelsey, Chief Systems Engineer, Atkins

10:45

Requirements for EMC

  • Principles of Earthing for system reliability
  • Principles of Earthing for Lightning Protection (system reliability)

Ken Webb, EMC Team Leader, Mott MacDonald

11:15

Review session

11:30

Refreshment break

11:45

Non traction LV supplies (DNO)

  • Key standards
  • Types of 3ph and 1ph supply
  • Impact of traction electrification systems
  • Earthing of Non Traction Supplies (lineside)
  • Earthing of stations and DNO supplies
  • Good design practice for system reliability, safety and EMC

Allen McDonald, Contractor's Engineering Manager - Great Western Electrification Project Lead Design Organisation, Atkins

12:30

Lunch and networking

Design principles

13:30

Principles of traction earthing design

  • Standards requirements
  • Earthing design for 25kV AC railways
    • Earthed rails
  • Earthing design for 630/750/1500V DC railways
    • 3rd or 4th rail system

David Atkey, Principal Design Engineer, Network Rail

14:15

AC and DC railway interface design principles

  • Earthing interfaces
  • Interface requirements

Louise Moore, Engineering Manager – HV Power, Crossrail
Jonathan King, Systems Integration Group – RAMS, Crossrail

15:00

Review session

15:15

Refreshment break

15:30

Electricity supply design principles

  • TNO and DNO connections at 33kV 66kV 132kV and 400kV
  • Substation rise of earth potential
  • Ground modelling and testing

Neil Pilling, Director, Earthing Risk Management
David Hewings, Head of Energy Network Strategy, Network Rail

16:15

Review session

16:00

Close

 
Day two

09:00

Registration and networking

09:25

Chairman’s welcome

09:30

Signalling and communication earthing design principles

  • Principles of bonding to the electrification systems
    • Common bonding
    • Segregated earthing
  • Signalling distribution and protection
  • Protective earthing (e.g. 25kV)
  • Good design practice for system reliability, safety and EMC

Graeme Christmas, Principal Engineer Infrastructure Projects HQ -Network Rail

10:15

Refreshment break

Earthing in practice

10:30

Case study: An example of integrated approach to AC electrification E&B design

David Atkey, Principal Design Engineer, Network Rail

11:15

Case study: An example of integrated approach to DC electrification E&B design

Rui Santo, Principal EMC/Traction Power Supply Consultant, Mott MacDonald 

12:00

Review session

12:15

Lunch and networking

Civil interfaces and power supply

13:15

Insulation coordination (DC and 25kV)

  • Civil clearances from overhead lines
  • Permanent bonding of civil structures
  • Non-permanent bonding of civil structures
14:00

Stray current protection for DC railways

  • Rail insulation
  • Traction feeding
  • Floating negative return
  • Stray current monitoring systems

David Buxton, Principle Engineer, Intertek

14:45

Review session

15:00

Refreshment break

15:15

Systems testing

  • Protective provision (AC nd DC railways)
  • Rail potentials, touch potentials
  • Immunisation (AC and DC railways)
  • Signalling immunisation, induced voltage
15:45

Review session

16:00

Close

Programme is correct at time of publication. Topics and speakers are subject to change.

Pricing

Member - £499

Non-member - £599

Student - £299