4. advanced substation protection - andrew urquhart - sse
DESCRIPTION
a good protection guideTRANSCRIPT
Advanced Substation Protection: Proving the Concept
IntelliSub Europe 2013
Andrew Urquhart
R&D Project Manager
Overview
Background
Project
Project Development
Methodology
SSE
Results
Next Steps
Learning Benefits
Progression
Progress
SSE
* As at 11 January 2013
• 30th largest company in the FTSE 100*
• £13.8 bn market capitalisation
• Around 19 500 employees
• Delivered a real dividend increase every year since 1999
• UK’s broadest-based energy company
• Electricity generation, transmission, distribution, supply and services
• Gas production, storage, distribution, supply and services
• Telecoms networks and data storage
• Irelands fastest-growing energy company
• Electricity generation
• Electricity and gas supply
• Street lighting maintenance
4
• We own
• one electricity transmission
• two electricity distribution networks
• 106,000 substations
• 130,000 km of overhead lines
and underground cables
• 100+ submarine cable links
• Across one third of the UK
landmass.
• Serving 3.5Million Customers
SSEPD
‘Determine the business case for deploying a substation
protection system when compared with current business
processes and equipment’
Aim
Traditional Approach
MICOM P142
Feeder MGMT
Relay
3 Phase O/C and
E/F
Sensitive Earth
Fault
Auto Reclose
Alarms:
Feeders L/O
SEF Trip
Protection Fail
TCS
Metering
RTU
Trip/
Close
33/11 kV 33/11 kV
SASensor Approach
33/11 kV 33/11 kV
BIM
CIM
VIM
CCU
VCU
Computer
Remote Location
• Identify suitable site
• Install & commission
• Evaluate
• Protection performance
• Proactive maintenance
• Comparison with traditional approach
Methodology
• Hardware reduction
• Quicker setup
• Remote connection
Potential Benefits
Fault Data
Load Data
Maintenance
Data
Control
Room
Maintenance
Department
Network
Planners
Progress
June 2012
May 2013 Mar 2015
Nov 2013
Installation
• Remote connection security issues
• Quicker install
• RTUs non-essential
• Digitised distribution substation protection possible
Learning
Next Steps
System Integration Active Network Management
Automation
Substation Hub
Data Focus Point Remote Connection
Algorithm Development
Sensitive Earth Fault Voltage Control
Dynamic Line Rating
Summary
Proof of
Concept
System
Integration Smarter &
More
Economic
Network Algorithm
Assessment
Questions?