frankfurt (germany), 6-9 june 2011 nuno ferreira– portugal – session 3 – paper id:561...
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Frankfurt (Germany), 6-9 June 2011
Nuno Ferreira– Portugal – Session 3 – Paper ID:561
UTILITIES RESPONSE TO EXTREME CONDITION EVENTS
EDP DISTRIBUIÇÃO CASE
Frankfurt (Germany), 6-9 June 2011
Evolution of TIEPI from 2000 to 2010 in Portugal
626 min/year
116 min/year
81% decrease
Frankfurt (Germany), 6-9 June 2011
Impact of adverse weather conditions ondaily indicators
“West zone” Storm23-Dec-2009
Xynthia Storm27-Fev-2010
5-Dec-2010
Frankfurt (Germany), 6-9 June 2011
Monetary penalties due to regulatory legislation
Company’s Quality of Service indicators
Energy not sold and financial costs of damaged assets
Public image of the company
Dissatisfaction of clients
among others intangible damages….
Impact of adverse weather condition days
Frankfurt (Germany), 6-9 June 2011
The trigger to a serious reflection
December,232009Storm
December,232009Storm
number of simultaneous tripped feeders, from 23 to 26 of December, 2009
Frankfurt (Germany), 6-9 June 2011
Response to critical events
Frankfurt (Germany), 6-9 June 2011
Response to critical events
Frankfurt (Germany), 6-9 June 2011
Improve Crisis Operational Actuation Plan
More emphasis on the Alert Phase Company mobilization
Broaden third-party contracts and get their commitment in the Alert Phase
BE PREPARED
Frankfurt (Germany), 6-9 June 2011
Dedicated Weather Forecast Tool
BE PREPARED
Frankfurt (Germany), 6-9 June 2011
Increase and broaden Training
Achieve closer relations with National Authorities for Civil Protection
BE PREPARED
Frankfurt (Germany), 6-9 June 2011
Response to critical events
Frankfurt (Germany), 6-9 June 2011
Effective response
Increase the availability of emergency generators
LV/MV mobile power transformers that can supply an island of MV/LV substations
Frankfurt (Germany), 6-9 June 2011
Effective response
Mobile DC supply solutions
Autonomy of communications and mobile communication suppliers in critical situations
Frankfurt (Germany), 6-9 June 2011
Effective response
Solutions that can by-pass the unavailable assets of the damaged network
14
Frankfurt (Germany), 6-9 June 2011
Effective response
Fast solutions for broken or fallen poles
Frankfurt (Germany), 6-9 June 2011
Effective response
Relations with media
Software tool that can be a source of information to several levels of decision
Frankfurt (Germany), 6-9 June 2011
Multi-function truck: manage the network, operational and media centre near affected areas.
Effective response
Frankfurt (Germany), 6-9 June 2011
Effective response Changes in dispatch centres organization
Operational Center Pivot
MaintenancePivot
AutomationPivot
N3/TPE
FIELDCREWS
SCADA/DMS Operation
Dispatch Center Pivot
Manage means
Repairment crews
Manage means/repair
Crisis Cabinet
OMS Operation
Situation Monitoring
High Voltage Dispatch center
Frankfurt (Germany), 6-9 June 2011
Effective response – long term measures Optimization of the planning criteria for the Medium Voltage network, namely,
the re-evaluation of maximum feeder length and maximum Installed Power X nº
of MV/LV substations per feeder;
Re-evaluation of the performance of the current workforce management tool in
critical situations;
Re-evaluation of the current criteria applied to critical assets and infrastructures
Re-evaluation of the current level of performance in the connection between the
EDP’s Call-Centre and the HV/MV/LV Dispatch Centres.
Analysis of the behaviour of the metal and concrete poles during the last storms
and re-evaluate the specifications in use nowadays.
Re-evaluation of the current practices in vegetation maintenance in high and
medium voltage overhead lines
Frankfurt (Germany), 6-9 June 2011
Response to critical events
Frankfurt (Germany), 6-9 June 2011
Analyze and learn
After critical days, a deep analysis is done and detailed reports are issued
Every involved areas of the company are consulted
Recommendations are made, based on the analysis, and quick implementation is required
Frankfurt (Germany), 6-9 June 2011
Response to critical days
•Foresee weather conditions•Mobilise whole company and third-party to an ALERT STATE•Have a proper Crisis Operational Actuation Plan•Much and better training
•Prompt solutions to reduce repair time•Alternative ways to supply energy•Caution with critical facilities and reliability of the communications•Special attention to Media
•Analyze as deep as possible the whole events•Establish recommendations and implement them quickly
Frankfurt (Germany), 6-9 June 2011
There is always something to improve...
..after all, the next storm can be on its way
Thank You
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