Cost-optimised Maintenance Strategy for 110 kV-Networks Dr. Markus Zdrallek RWE Net AG Germany

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Cost-optimised Maintenance Strategy for 110
kV-NetworksDr. Markus ZdrallekRWE Net
AGGermany
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Importance of Network Components
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Importance Ranking of Substations
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Back up
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Importance of Network Components

• 1. Step
• Reliability Calculation
• Network-, Protection- and Reliability data
• MV-customers Energy not delivered in time
• Non-reliability of the network

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Result of Reliablity Calculation
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Importance of Network Components

• 2. Step
• Assignment to components
• Which part of networks non-reliability is caused
  by an individual component ?

Assignment to components
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Assignment to components
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Importance of Network Components
Imp. Index Ranking