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Ingen bildrubrik

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Blackout in Italy 2003-09-28 Sture Lindahl 2003-10-10 Industrial Electrical Engineering and Automation sture.lindahl_at_iea.lth.se Introduction Blackout on 2003-09-28 at ... – PowerPoint PPT presentation

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Title: Ingen bildrubrik


1
Blackout in Italy2003-09-28
Sture Lindahl 2003-10-10 Industrial Electrical
Engineering and Automation sture.lindahl_at_iea.lth.s
e
2
Introduction
  • Blackout on 2003-09-28 at 0328
  • Affected all Italy except
  • New world record 58 million persons
  • No expansion of nuclear power according to
    referendum
  • Yearly electric energy import 17
  • Power import 6 400 MW

3
Background
  • Italy lost all transmission lines from France,
    Switzerland, Austria and Slovenia
  • The blame game started
  • RTE has requested UCTE to carry out a disturbance
    investigation
  • UCTE will report on 2003-10-20

4
First Event
  • At 0301, sustained outage of the 400 kV Metten
    Lavorgo (in Switzerland)
  • At 0315, ETRANS called GRTN and requested a
    reduction of the physical power flow to Italy
  • The import was reduced by 200 MW down to the
    agreed 6 400 MW

5
Fax Information from Switzerland
6
Second Event
  • At 0325 the 400 kV Sils-Soasa (in Switzerland)
    tripped and the reason has not been published

7
Fax Information from Switzerland
8
Affected Region
9
Restoration
  • At 0345, restoration co-operation started
  • At 1300, the transmission lines to Italy were
    restored
  • At that time Italy imported about 85 of the
    value planned before the blackout
  • At 1545, significant parts of Italy was not
    supplied
  • At 2000 most of the load was restored
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