chris veal transmission capital 091215_csp meeting
TRANSCRIPT
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Offshore grids in the North Sea
15th December 2009
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Dealing with wind intermittancy
0 1000 2000 3000 4000 5000-0,4
-0,2
0,0
0,2
0,4
0,6
0,8
1,0
Co
rrelationcoefficient(lag=0hours)
Distance [km]
Geographical DispersionEffect
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Geographical nature of renewables
Source: Trans-CSP 2006
TWh
TWh
TWh
TWh
TWh
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Supergrid Macro benefits
Facilitation of a large,sustainable, clean,
indigenous, secure,
competitive source of
energy
Aggregation and
smoothing of output (thewind is always blowingsomewhere)
Creation of singleelectricity market in
Europe
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Resource - average wind speeds offshore and onshore
Source: Ris National Laboratory
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Resource North Sea water depths
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Resource Proximity to demand
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Spur connections ...
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Spur connections ... get longer ...
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EnvironmentallySensitiveArea
Spur connections ... get longer ... and larger?
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Connections can be combined
EnvironmentallySensitiveArea
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Or where there is constraint ...
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Or where there is constraint ... create bypass
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Or where there is constraint ... create bypass
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But most significant benefits come from ...
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... Interconnection
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Example 1 Offshore hubs
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Example 2 Offshore grids to avoid onshore constraints
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Example 3 Interconnection: areas where interconnected
network makes sense in the North Sea
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Example 3: Close-up on UK waters
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Example 3 Round 3: Dogger Bank
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Contact details:
Email: [email protected]
Tel: 07768 036613
Web: www.transmissioncapital.com