Hornsea Celtic Array Dogger Bank Firth of Forth Navitus Bay Atlantic Array Moray Firth Rampion Robin Rigg Wigtown Bay Barrow Ormonde Rhyl Flats Burbo Bank Kentish Flats Gunfleet Sands I&II London Array Gwynt y Mor Thanet Walney I & II Docking Shoal Greater Gabbard 500MW West of Duddon Sands Westermost Rough Humber Gateway Sherringham Shoal Greater Gabbard 2nd part North Hoyle Lynn Inner Dowsing Triton Knoll Lincs Race Bank Dudgeon Teeside Figure C1.1: GB Power Flow Diagram Gone Green 2014/15 Penn Pyle Iver Drax Fleet Abham Grain Hurst Wylfa Blyth Sundon Legacy Stanah Pentir Kirkby Hutton Walham Pelham Harker Elland Keadby Margam Warley Norton Cowley Bolney Rassau Minety Exeter Fawley Didcot Cottam Seabank Taunton Kitwell Kemsley Whitson Laleham Walpole Grendon Padiham Rugeley Deeside Rowdown Norwich Main Heysham Enderby Ninfield Lovedean Bramford Bredbury Nursling Drakelow Pitsmoor Neepsend Aldwarke Sizewell Melksham Thornton Offerton Aberthaw Rochdale Hartmoor Pembroke Landulph Rye House Sellindge Tynemouth Wymondley Feckenham Poppleton Cilfynydd Axminster Bridgwater Bicker Fenn Staythorpe Mannington Ffestiniog Spennymoor Penwortham Osbaldwick Shrewsbury Willington Chickerell Cellarhead Eaton Socon Creyke Beck Trawsfynydd Grimsby West Chesterfield Burwell Main Alverdiscott Langage Indian Queens Hinkley Point Dinorwig Rainhill Capenhurst Frodsham Washway Farm South Manchester Carrington Daines Fiddlers Ferry Macclesfield Kearsley Whitegate Stalybridge Dungeness Canterbury North Braintree Waltham Cross Swansea North Baglan Bay Cardiff East Tremorfa Alpha Steel Upper Boat Uskmouth Imperial Park Iron Acton Marchwood Botley Wood Bramley Culham Quernmore Coventry Nechells Willenhall Bustleholm Hams Hall Berkswell Oldbury Bishops Wood Ironbridge Ocker Hill Spalding North Patford Bridge Ferrybridge Eggborough Thorpe Marsh Thurcroft Brinsworth High Marnham Templeborough West Melton Norton Lees Jordanthorpe Sheffield City Winco Bank Stocksbridge West Burton Saltend North Saltend South South Humber Bank Bradford West Kirkstall Skelton Grange Monk Fryston Killingholme Humber Refinery East Claydon Rayleigh Main Coryton Singlewell Kingsnorth Littlebrook Wimbledon Beddington Chessington West Weybridge St Johns Wood Ealing Willesden Watford Elstree Tottenham Redbridge Barking Leighton Buzzard Amersham Main Tilbury City Rd New Cross Hackney Brimsdown South Shields West Boldon Hawthorne Pit Hartlepool Tod Point Grangetown Greystones Lackenby Stella West Fourstones Sloy Shin Orrin Aigas Quoich Lochay Foyers Rannoch Glenlee Clachan Cassley Cashlie Tongland Errochty Fasnakyle Invergarry Brora Elgin Keith Eccles Beauly Thurso Tealing Torness Kintore Mybster Dunbeath Arbroath Port Ann Dalmally Dounreay Strichen Longannet Cockenzie Inveraray Carradale Peterhead Hunterston St. Fergus Auchencrosh Blackhillock Fort Augustus Kilmarnock South Alness Nairn Mossford Grudie Bridge Macduff Dingwall Inverness Lairg Conon Luichart Deanie Culligran Kilmorack Boat of Garten Braodford Dunvegan Stornoway Ardmore Taynuilt Cruachan Whistlefield Nant Fort William Killin Finlarig Errochty Power Station Clunie Fraserburgh Dyce Persley Willowdale Clayhills Redmoss Fiddes Tarland Craigiebuckler Woodhill Glen Morrison Caennacroc Dudhope Milton of Graigie Glenagnes Lyndhurst Charleston Burghmuir Glenrothes Westfield Dunoon Ayr Coylton Maybole Coalburn Elvanfoot Carsfad Earlstoun Chapelcross Gretna Dumfries Ecclefechan Berwick SCOTTISH HYDRO-ELECTRIC TRANSMISSION St. Fillans Dunbar Inverkeithing Dudhope Newton Stewart Glenluce SP TRANSMISSION LTD Saltcoats Meadowhead Kilwinning Kaimes Portobelllo Shrubhill Mossmorran Glenniston Redhouse Leven Cupar Currie Gorgie Telford Rd. Livingston Bathgate Grangemouth Dunfemline Kincardine Devonside Stirling Bonnybridge Cumbernauld Easterhouse Newarthill Wishaw Strathaven Clydes Mill East Kilbride South Busby Whitelee Kilmorack Town Neilston Erskine Devol Moor Helensburgh Strathleven Spango Valley Lambhill Broxburn West Ham Northfleet East West Thurrock Windyhill Stoke Bardolph Bushbury Bodelwyddan Knaresborough Saltholme Hedon Clyde (South) Clyde (North) Kendoon Marshall Meadows Linmill Whitelee Extn Smeaton Coatbridge Inverarnan Whitehouse Knocknagael Crystal Rig Dunlaw Extension Ratcliffe on Soar Cleve Hill Mill Hill Markhill Arecleoch Glendoe Fallago Galashiels Galashiels Hawick Moffat Beatrice Argyll Array Islay Inch Cape Neart na Gaolthe Birkenhead Tummel Bridge Kinlochleven Denny 138 67 313 767 282 668 9 588 958 42 175 878 552 2007 1446 658 357 1012 1080 1384 1900 2326 1999 1941 2220 752 252 2528 1872 2070 1807 2044 2280 606 1381 571 228 963 1080 98 476 770 1032 337 1332 1122 71 42 1348 960 75 234 140 275 225 25 26 775 504 40 112 220 1517 1592 119 66 270 100 311 210 East Anglia Scoby sands Power Flow MW Flow Direction 400kV Substations 275 kV Substations 132kV Substations Offshore AC Platform Offshore DC Platform 400kV Circuits 275kV Circuits 132kV Circuits Offshore AC Cable Offshore DC Cable Interconnectors Major Generating Sites Including Pumped Storage Connected at 400kV Connected at 275 kV Hydro Generation 1234 Round 1 (in construction or operation) Round 2 (in construction or operation) Round 1 / Round 2 (under development) Scottish Territorial Waters Sites Round 3 (under development) Offshore Wind Projects (as of 2014)
Transcript
Hornsea
Celtic Array
Dogger Bank
Firth of Forth
Navitus Bay
Atlantic Array
Moray Firth
Rampion
Robin Rigg
Wigtown Bay
Barrow
Ormonde
Rhyl Flats
Burbo Bank
Kentish Flats
Gunfleet Sands I&II
London Array
Gwynt y Mor
Thanet
Walney I & II
Docking Shoal
Greater Gabbard 500MW
West of Duddon Sands
Westermost Rough
Humber Gateway
Sherringham Shoal
Greater Gabbard 2nd part
North Hoyle
Lynn
Inner Dowsing
Triton Knoll
Lincs
Race Bank Dudgeon
Teeside
Figure C1.1: GB Power Flow Diagram Gone Green 2014/15
Penn
PyleIver
Drax
Fleet
Abham
GrainHurst
Wylfa
Blyth
Sundon
Legacy
Stanah
Pentir
Kirkby
Hutton
Walham
Pelham
Harker
Elland
Keadby
MargamWarley
Norton
Cowley
Bolney
Rassau
Minety
Exeter
Fawley
Didcot
Cottam
Seabank
Taunton
Kitwell
Kemsley
Whitson
Laleham
Walpole
Grendon
Padiham
Rugeley
Deeside
Rowdown
Norwich Main
Heysham
Enderby
NinfieldLovedean
Bramford
Bredbury
Nursling
Drakelow
Pitsmoor
Neepsend
Aldwarke
Sizewell
Melksham
Thornton
Offerton
Aberthaw
Rochdale
Hartmoor
Pembroke
Landulph
Rye House
Sellindge
Tynemouth
Wymondley
Feckenham
Poppleton
Cilfynydd
Axminster
Bridgwater
Bicker Fenn
Staythorpe
Mannington
Ffestiniog
Spennymoor
Penwortham
Osbaldwick
Shrewsbury
Willington
Chickerell
Cellarhead
EatonSocon
Creyke Beck
Trawsfynydd
Grimsby West
Chesterfield
Burwell Main
Alverdiscott
Langage
Indian Queens
Hinkley Point
Dinorwig
Rainhill
Capenhurst Frodsham
Washway Farm
South Manchester
Carrington
DainesFiddlers Ferry
Macclesfield
Kearsley Whitegate
Stalybridge
Dungeness
Canterbury North
Braintree
Waltham Cross
Swansea North
Baglan Bay
Cardiff East
Tremorfa
Alpha Steel
Upper Boat Uskmouth
Imperial Park
Iron Acton
Marchwood
Botley Wood
Bramley
Culham
Quernmore
Coventry
Nechells
Willenhall Bustleholm
Hams Hall
BerkswellOldbury
Bishops Wood
Ironbridge
Ocker Hill
Spalding North
Patford Bridge
FerrybridgeEggborough
Thorpe Marsh
Thurcroft
Brinsworth
HighMarnham
Templeborough
West Melton
Norton LeesJordanthorpe
Sheffield City
Winco BankStocksbridge West
Burton
SaltendNorth
Saltend South
South Humber Bank
Bradford West Kirkstall Skelton
Grange MonkFryston
Killingholme
Humber Refinery
East Claydon
Rayleigh Main
Coryton
SinglewellKingsnorth
Littlebrook
WimbledonBeddington
Chessington
West Weybridge
St Johns Wood
EalingWillesden
Watford Elstree
Tottenham Redbridge
Barking
Leighton Buzzard
Amersham Main
TilburyCity Rd
NewCross
Hackney
Brimsdown
South Shields
West Boldon
Hawthorne Pit
HartlepoolTod Point
GrangetownGreystones
Lackenby
Stella West
Fourstones
Sloy
Shin
Orrin
Aigas
Quoich
Lochay
Foyers
Rannoch
Glenlee
Clachan
Cassley
Cashlie
Tongland
Errochty
Fasnakyle
Invergarry
Brora
Elgin
Keith
Eccles
Beauly
Thurso
Tealing
Torness
Kintore
Mybster
Dunbeath
Arbroath
Port Ann
Dalmally
Dounreay
Strichen
LongannetCockenzie
Inveraray
Carradale
Peterhead
Hunterston
St. Fergus
Auchencrosh
Blackhillock
Fort Augustus
Kilmarnock South
Alness
Nairn
MossfordGrudie Bridge
Macduff
Dingwall
Inverness
Lairg
Conon
Luichart
DeanieCulligran
Kilmorack
Boat ofGarten
Braodford
Dunvegan
Stornoway
Ardmore
TaynuiltCruachan
Whistlefield
Nant
Fort William
KillinFinlarig
Errochty Power Station
Clunie
Fraserburgh
Dyce
Persley
Willowdale
Clayhills
Redmoss
Fiddes
TarlandCraigiebuckler
WoodhillGlenMorrison
Caennacroc
Dudhope
Milton of Graigie
Glenagnes
Lyndhurst
Charleston
Burghmuir
Glenrothes
Westfield
Dunoon
Ayr
Coylton
Maybole
Coalburn
Elvanfoot
Carsfad
Earlstoun
Chapelcross
GretnaDumfries Ecclefechan
Berwick
SCOTTISH HYDRO-ELECTRICTRANSMISSION
St. Fillans
Dunbar
Inverkeithing
Dudhope
NewtonStewart
Glenluce
SP TRANSMISSION LTD
Saltcoats
Meadowhead
Kilwinning
Kaimes
PortobellloShrubhill
MossmorranGlenniston
Redhouse
Leven
Cupar
Currie
GorgieTelford Rd.
Livingston
Bathgate
Grangemouth
DunfemlineKincardine
Devonside
Stirling
Bonnybridge
Cumbernauld
Easterhouse
Newarthill
Wishaw
Black LawStrathavenClydes Mill
EastKilbride South
Busby
WhiteleeKilmorack Town
Neilston
Erskine
Devol Moor
Helensburgh
StrathlevenSpango Valley
Lambhill
Broxburn
West Ham
NorthfleetEast
West Thurrock
Windyhill
Stoke Bardolph
Bushbury
Bodelwyddan
Knaresborough
Saltholme
Hedon
Clyde (South)
Clyde (North)
Kendoon
Marshall Meadows
LinmillWhitelee Extn
SmeatonCoatbridge
Inverarnan
Whitehouse
Knocknagael
Crystal Rig
Dunlaw Extension
Ratcliffeon Soar
Cleve Hill
Mill Hill
Markhill
Arecleoch
Glendoe
Fallago
GalashielsGalashiels
Hawick
Moffat
Beatrice
Argyll Array
Islay
Inch Cape
Neart na Gaolthe
Birkenhead
Tummel Bridge
Kinlochleven
Denny
138
67
313
767
282
668
9
588
95842
175878
552
20071446
658
357
1012
1080
1384
1900
23261999
1941
2220
752
252
2528
1872
2070
1807
2044
2280
606
1381
571
228
963
108098
476
770
1032
3371332
1122
71
42
1348
960
75
234
140
275225
25
26
775 504 40
112
220
1517
1592
119
66
270
100
311210
East Anglia
Scoby sands
Power Flow MWFlow Direction
400kV Substations275 kV Substations132kV SubstationsOffshore AC PlatformOffshore DC Platform400kV Circuits275kV Circuits132kV CircuitsOffshore AC CableOffshore DC Cable
Interconnectors
Major Generating Sites Including Pumped Storage
Connected at 400kVConnected at 275 kVHydro Generation
1234
Round 1 (in construction or operation)
Round 2 (in construction or operation)
Round 1 / Round 2 (under development)
Scottish Territorial Waters Sites
Round 3 (under development)
Offshore Wind Projects (as of 2014)
To France
To Netherlands
To Ireland
To Northern Ireland
Hornsea
Celtic Array
Dogger Bank
Firth of Forth
Navitus Bay
Atlantic Array
Moray Firth
Rampion
Robin Rigg
Wigtown Bay
Barrow
Ormonde
Rhyl Flats
Burbo Bank
Kentish Flats
Gunfleet Sands I&II
London Array
Gwynt y Mor
Thanet
Walney I & II
Docking Shoal
Greater Gabbard 500MW
West of Duddon Sands
Westermost Rough
Humber Gateway
Sherringham Shoal
Greater Gabbard 2nd part
North Hoyle
Lynn
Inner Dowsing
Triton Knoll
Lincs
Race Bank Dudgeon
Teeside
Figure C1.2: GB Power Flow Diagram Gone Green 2016/17
Power Flow MWFlow Direction
400kV Substations275 kV Substations132kV SubstationsOffshore AC PlatformOffshore DC Platform400kV Circuits275kV Circuits132kV CircuitsOffshore AC CableOffshore DC Cable
Interconnectors
Major Generating Sites Including Pumped Storage
Connected at 400kVConnected at 275 kVHydro Generation
Circuit reconductor
New circuit
1234
Round 1 (in construction or operation)
Round 2 (in construction or operation)
Round 1 / Round 2 (under development)
Scottish Territorial Waters Sites
Round 3 (under development)
Offshore Wind Projects (as of 2014)
Penn
PyleIver
Drax
Fleet
Abham
GrainHurst
Wylfa
Blyth
Sundon
Legacy
Stanah
Pentir
Kirkby
Hutton
Walham
Pelham
Harker
Elland
Keadby
MargamWarley
Norton
Cowley
Bolney
Rassau
Minety
Exeter
Fawley
Didcot
Cottam
Seabank
Taunton
Kitwell
Kemsley
Whitson
Laleham
Walpole
Grendon
Padiham
Rugeley
Deeside
Rowdown
Norwich Main
Heysham
Enderby
NinfieldLovedean
Bramford
Bredbury
Nursling
Drakelow
Pitsmoor
Neepsend
Aldwarke
Sizewell
Melksham
Thornton
Offerton
Aberthaw
Rochdale
Hartmoor
Pembroke
Landulph
Rye House
Sellindge
Tynemouth
Wymondley
Feckenham
Poppleton
Cilfynydd
Axminster
Bridgwater
Bicker Fenn
Staythorpe
Mannington
Ffestiniog
Spennymoor
Penwortham
Osbaldwick
Shrewsbury
Willington
Chickerell
Cellarhead
EatonSocon
Creyke Beck
Trawsfynydd
Grimsby West
Chesterfield
Burwell Main
Alverdiscott
Langage
Indian Queens
Hinkley Point
Dinorwig
Rainhill
Capenhurst Frodsham
Washway Farm
South Manchester
Carrington
DainesFiddlers Ferry
Macclesfield
Kearsley Whitegate
Stalybridge
Dungeness
Canterbury North
Braintree
Waltham Cross
Swansea North
Baglan Bay
Cardiff East
Tremorfa
Alpha Steel
Upper Boat Uskmouth
Imperial Park
Iron Acton
Marchwood
Botley Wood
Bramley
Culham
Quernmore
Coventry
Nechells
Willenhall Bustleholm
Hams Hall
BerkswellOldbury
Bishops Wood
Ironbridge
Ocker Hill
Spalding North
Patford Bridge
FerrybridgeEggborough
Thorpe Marsh
Thurcroft
Brinsworth
HighMarnham
Templeborough
West Melton
Norton LeesJordanthorpe
Sheffield City
Winco BankStocksbridge West
Burton
SaltendNorth
Saltend South
South Humber Bank
Bradford West Kirkstall Skelton
Grange MonkFryston
Killingholme
Humber Refinery
East Claydon
Rayleigh Main
Coryton
SinglewellKingsnorth
Littlebrook
WimbledonBeddington
Chessington
West Weybridge
St Johns Wood
EalingWillesden
Watford Elstree
Tottenham Redbridge
Barking
Leighton Buzzard
Amersham Main
TilburyCity Rd
NewCross
Hackney
Brimsdown
South Shields
West Boldon
Hawthorne Pit
HartlepoolTod Point
GrangetownGreystones
Lackenby
Stella West
Fourstones
Sloy
Shin
Orrin
Aigas
Quoich
Lochay
Foyers
Rannoch
Glenlee
Clachan
Cassley
Cashlie
Tongland
Errochty
Fasnakyle
Invergarry
Brora
Elgin
Keith
Eccles
Beauly
Thurso
Tealing
Torness
Kintore
Mybster
Dunbeath
Arbroath
Port Ann
Dalmally
Dounreay
Strichen
LongannetCockenzie
Inveraray
Carradale
Peterhead
Hunterston
St. Fergus
Auchencrosh
Blackhillock
Fort Augustus
Kilmarnock South
Alness
Nairn
MossfordGrudie Bridge
Macduff
Dingwall
Inverness
Lairg
Conon
Luichart
DeanieCulligran
Kilmorack
Boat ofGarten
Braodford
Dunvegan
Stornoway
Ardmore
TaynuiltCruachan
Whistlefield
Nant
Fort William
Killin
Finlarig
Errochty Power Station
Clunie
Fraserburgh
Dyce
Persley
Willowdale
Clayhills
Redmoss
Fiddes
TarlandCraigiebuckler
WoodhillGlenMorrison
Caennacroc
Dudhope
Milton of Graigie
Glenagnes
Lyndhurst
Charleston
Burghmuir
Glenrothes
Westfield
Dunoon
Ayr
Coylton
Maybole
Coalburn
Elvanfoot
Carsfad
Earlstoun
Chapelcross
GretnaDumfries Ecclefechan
Berwick
SCOTTISH HYDRO-ELECTRICTRANSMISSION
St. Fillans
Dunbar
Inverkeithing
Dudhope
NewtonStewart
Glenluce
SP TRANSMISSION LTD
Saltcoats
Meadowhead
Kilwinning
Kaimes
PortobellloShrubhill
MossmorranGlenniston
Redhouse
Leven
Cupar
Currie
GorgieTelford Rd.
Livingston
Bathgate
Grangemouth
DunfemlineKincardine
Devonside
Stirling
Bonnybridge
Cumbernauld
Easterhouse
Newarthill
Wishaw
Black LawStrathavenClydes Mill
EastKilbride South
Busby
WhiteleeKilmorack Town
Neilston
Erskine
Devol Moor
Helensburgh
StrathlevenSpango Valley
Lambhill
Broxburn
West Ham
NorthfleetEast
West Thurrock
Windyhill
Stoke Bardolph
Bushbury
Bodelwyddan
Knaresborough
Saltholme
Hedon
Clyde (South)
Clyde (North)
Kendoon
Marshall Meadows
LinmillWhitelee Extn
SmeatonCoatbridge
Inverarnan
Whitehouse
Knocknagael
Crystal Rig
Dunlaw Extension
Ratcliffeon Soar
Cleve Hill
Mill Hill
Markhill
Arecleoch
Glendoe
Fallago
GalashielsGalashiels
Hawick
Moffat
Beatrice
Argyll Array
Islay
Inch Cape
Neart na Gaolthe
Birkenhead
Tummel Bridge
Kinlochleven
Denny
136
60
300
744
270
622
44
644
100082
150864
520
19391376
617
396
1110
1019
1467
1710
21231809
1843
2087
716
304
2200
1572
1745
1823
2697
2910
526
2098
186
518
507
1044439
363
532
190
311404
121
35
35
984
123
75
11
15
431395
946
37
543 195
96
266
1574
984
274
60
337
297
297195
2215
432
652
Tummel
Braco
East Anglia
Scoby sands
To France
To Netherlands
To Ireland
To Northern Ireland
Hornsea
Celtic Array
Dogger Bank
Firth of Forth
Navitus Bay
Atlantic Array
Moray Firth
Rampion
Robin Rigg
Wigtown Bay
Barrow
Ormonde
Rhyl Flats
Burbo Bank
Kentish Flats
Gunfleet Sands I&II
London Array
Gwynt y Mor
Thanet
Walney I & II
Docking Shoal
Greater Gabbard 500MW
West of Duddon Sands
Westermost Rough
Humber Gateway
Sherringham Shoal
Greater Gabbard 2nd part
North Hoyle
Lynn
Inner Dowsing
Triton Knoll
Lincs
Race Bank Dudgeon
Teeside
Figure C1.3: GB Power Flow Diagram Gone Green 2018/19
Power Flow MWFlow Direction
400kV Substations275 kV Substations132kV SubstationsOffshore AC PlatformOffshore DC Platform400kV Circuits275kV Circuits132kV CircuitsOffshore AC CableOffshore DC Cable
Interconnectors
Major Generating Sites Including Pumped Storage
Connected at 400kVConnected at 275 kVHydro Generation
Circuit reconductor
New circuit
1234
Round 1 (in construction or operation)
Round 2 (in construction or operation)
Round 1 / Round 2 (under development)
Scottish Territorial Waters Sites
Round 3 (under development)
Offshore Wind Projects (as of 2014)
Penn
PyleIver
Drax
Fleet
Abham
GrainHurst
Wylfa
Blyth
Sundon
Legacy
Stanah
Pentir
Kirkby
Hutton
Walham
Pelham
Harker
Elland
Keadby
MargamWarley
Norton
Cowley
Bolney
Rassau
Minety
Exeter
Fawley
Didcot
Cottam
Seabank
Taunton
Kitwell
Kemsley
Whitson
Laleham
Walpole
Grendon
Padiham
Rugeley
Deeside
Rowdown
Norwich Main
Heysham
Enderby
NinfieldLovedean
Bramford
Bredbury
Nursling
Drakelow
Pitsmoor
Neepsend
Aldwarke
Sizewell
Melksham
Thornton
Offerton
Aberthaw
Rochdale
Hartmoor
Pembroke
Landulph
Rye House
Sellindge
Tynemouth
Wymondley
Feckenham
Poppleton
Cilfynydd
Axminster
Bridgwater
Bicker Fenn
Staythorpe
Mannington
Ffestiniog
Spennymoor
Penwortham
Osbaldwick
Shrewsbury
Willington
Chickerell
Cellarhead
EatonSocon
Creyke Beck
Trawsfynydd
Grimsby West
Chesterfield
Burwell Main
Alverdiscott
Langage
Indian Queens
Hinkley Point
Dinorwig
Rainhill
Capenhurst Frodsham
Washway Farm
South Manchester
Carrington
DainesFiddlers Ferry
Macclesfield
Kearsley Whitegate
Stalybridge
Dungeness
Canterbury North
Braintree
Waltham Cross
Swansea North
Baglan Bay
Cardiff East
Tremorfa
Alpha Steel
Upper Boat Uskmouth
Imperial Park
Iron Acton
Marchwood
Botley Wood
Bramley
Culham
Quernmore
Coventry
Nechells
Willenhall Bustleholm
Hams Hall
BerkswellOldbury
Bishops Wood
Ironbridge
Ocker Hill
Spalding North
Patford Bridge
FerrybridgeEggborough
Thorpe Marsh
Thurcroft
Brinsworth
HighMarnham
Templeborough
West Melton
Norton LeesJordanthorpe
Sheffield City
Winco BankStocksbridge West
Burton
SaltendNorth
Saltend South
South Humber Bank
Bradford West Kirkstall Skelton
Grange MonkFryston
Killingholme
Humber Refinery
East Claydon
Rayleigh Main
Coryton
SinglewellKingsnorth
Littlebrook
WimbledonBeddington
Chessington
West Weybridge
St Johns Wood
EalingWillesden
Watford Elstree
Tottenham Redbridge
Barking
Leighton Buzzard
Amersham Main
TilburyCity Rd
NewCross
Hackney
Brimsdown
South Shields
West Boldon
Hawthorne Pit
HartlepoolTod Point
GrangetownGreystones
Lackenby
Stella West
Fourstones
Sloy
Shin
Orrin
Aigas
Quoich
Lochay
Foyers
Rannoch
Glenlee
Clachan
Cassley
Cashlie
Tongland
Errochty
Fasnakyle
Invergarry
Brora
Elgin
Keith
Eccles
Beauly
Thurso
Tealing
Torness
Kintore
Mybster
Dunbeath
Arbroath
Port Ann
Dalmally
Dounreay
Strichen
LongannetCockenzie
Inveraray
Carradale
Peterhead
Hunterston
St. Fergus
Auchencrosh
Blackhillock
Fort Augustus
Kilmarnock South
Alness
Nairn
MossfordGrudie Bridge
Macduff
Dingwall
Inverness
Lairg
Conon
Luichart
DeanieCulligran
Kilmorack
Boat ofGarten
Braodford
Dunvegan
Stornoway
Ardmore
TaynuiltCruachan
Whistlefield
Nant
Fort William
KillinFinlarig
Errochty Power Station
Clunie
Fraserburgh
Dyce
Persley
Willowdale
Clayhills
Redmoss
Fiddes
TarlandCraigiebuckler
WoodhillGlenMorrison
Caennacroc
Dudhope
Milton of Graigie
Glenagnes
Lyndhurst
Charleston
Burghmuir
Glenrothes
Westfield
Dunoon
Ayr
Coylton
Maybole
Coalburn
Elvanfoot
Carsfad
Earlstoun
Chapelcross
GretnaDumfries Ecclefechan
Berwick
SCOTTISH HYDRO-ELECTRICTRANSMISSION
St. Fillans
Dunbar
Inverkeithing
Dudhope
NewtonStewart
Glenluce
SP TRANSMISSION LTD
Saltcoats
Meadowhead
Kilwinning
Kaimes
PortobellloShrubhill
MossmorranGlenniston
Redhouse
Leven
Cupar
Currie
GorgieTelford Rd.
Livingston
Bathgate
Grangemouth
DunfemlineKincardine
Devonside
Stirling
Bonnybridge
Cumbernauld
Easterhouse
Newarthill
Wishaw
Black LawStrathavenClydes Mill
EastKilbride South
Busby
WhiteleeKilmorack Town
Neilston
Erskine
Devol Moor
Helensburgh
StrathlevenSpango Valley
Lambhill
Broxburn
West Ham
NorthfleetEast
West Thurrock
Windyhill
Stoke Bardolph
Bushbury
Bodelwyddan
Knaresborough
Saltholme
Hedon
Clyde (South)
Clyde (North)
Kendoon
Marshall Meadows
LinmillWhitelee Extn
SmeatonCoatbridge
Inverarnan
Whitehouse
Knocknagael
Crystal Rig
Dunlaw Extension
Ratcliffeon Soar
Cleve Hill
Mill Hill
Markhill
Arecleoch
Glendoe
Fallago
GalashielsGalashiels
Hawick
Moffat
Beatrice
Argyll Array
Islay
Inch Cape
Neart na Gaolthe
Birkenhead
Tummel Bridge
Kinlochleven
Denny
124
39
286
655
172
448
330
466
808106
372596
408
18521068
433
267
1159
1233
1318
1634
20551852
1867
2078
624
90
1885
1305
1481
2108
2598
2788
260
2259
209
561
492
1197373
463
658
292
298468
121
36
25
1186
118
75
66
15
431395
946
37
418 543 195
96
266
1708
1166
154
60
337
297
297195
2200
Tummel
Braco
Loch Buidhe
250Spittal
432
East Anglia
Scoby sands
To France
To Netherlands
To Ireland
To Northern Ireland
To Belgium
Hornsea
Celtic Array
Dogger Bank
Firth of Forth
Navitus Bay
Atlantic Array
Moray Firth
Rampion
Robin Rigg
Wigtown Bay
Barrow
Ormonde
Rhyl Flats
Burbo Bank
Kentish Flats
Gunfleet Sands I&II
London Array
Gwynt y Mor
Thanet
Walney I & II
Docking Shoal
Greater Gabbard 500MW
West of Duddon Sands
Westermost Rough
Humber Gateway
Sherringham Shoal
Greater Gabbard 2nd part
North Hoyle
Lynn
Inner Dowsing
Triton Knoll
Lincs
Race Bank Dudgeon
Teesside
Figure C1.4: GB Power Flow Diagram Gone Green 2020/21
Power Flow MWFlow Direction
400kV Substations275 kV Substations132kV SubstationsOffshore AC PlatformOffshore DC Platform400kV Circuits275kV Circuits132kV CircuitsOffshore AC CableOffshore DC Cable
Interconnectors
Major Generating Sites Including Pumped Storage
Connected at 400kVConnected at 275 kVHydro Generation
Circuit reconductor
New circuit
1234
Round 1 (in construction or operation)
Round 2 (in construction or operation)
Round 1 / Round 2 (under development)
Scottish Territorial Waters Sites
Round 3 (under development)
Offshore Wind Projects (as of 2014)
Penn
PyleIver
Drax
Fleet
Abham
GrainHurst
Wylfa
Blyth
Sundon
Legacy
Stanah
Pentir
Kirkby
Hutton
Walham
Pelham
Harker
Elland
Keadby
MargamWarley
Norton
Cowley
Bolney
Rassau
Minety
Exeter
Fawley
Didcot
Cottam
Seabank
Taunton
Kitwell
Kemsley
Whitson
Laleham
Walpole
Grendon
Padiham
Rugeley
Deeside
Rowdown
Norwich Main
Heysham
Enderby
NinfieldLovedean
Bramford
Bredbury
Nursling
Drakelow
Pitsmoor
Neepsend
Aldwarke
Sizewell
Melksham
Thornton
Offerton
Aberthaw
Rochdale
Hartmoor
Pembroke
Landulph
Rye House
Sellindge
Tynemouth
Wymondley
Feckenham
Poppleton
Cilfynydd
Axminster
Bridgwater
Bicker Fenn
Staythorpe
Mannington
Ffestiniog
Spennymoor
Penwortham
Osbaldwick
Shrewsbury
Willington
Chickerell
Cellarhead
EatonSocon
Creyke Beck
Trawsfynydd
Grimsby West
Chesterfield
Burwell Main
Alverdiscott
Langage
Indian Queens
Hinkley Point
Dinorwig
Rainhill
Capenhurst Frodsham
Washway Farm
South Manchester
Carrington
DainesFiddlers Ferry
Macclesfield
Kearsley Whitegate
Stalybridge
Dungeness
Canterbury North
Braintree
Waltham Cross
Swansea North
Baglan Bay
Cardiff East
Tremorfa
Alpha Steel
Upper Boat Uskmouth
Imperial Park
Iron Acton
Marchwood
Botley Wood
Bramley
Culham
Quernmore
Coventry
Nechells
Willenhall Bustleholm
Hams Hall
BerkswellOldbury
Bishops Wood
Ironbridge
Ocker Hill
Spalding North
Patford Bridge
FerrybridgeEggborough
Thorpe Marsh
Thurcroft
Brinsworth
HighMarnham
Templeborough
West Melton
Norton LeesJordanthorpe
Sheffield City
Winco BankStocksbridge West
Burton
SaltendNorth
Saltend South
South Humber Bank
Bradford West Kirkstall Skelton
Grange MonkFryston
Killingholme
Humber Refinery
East Claydon
Rayleigh Main
Coryton
SinglewellKingsnorth
Littlebrook
WimbledonBeddington
Chessington
West Weybridge
St Johns Wood
EalingWillesden
Watford Elstree
Tottenham Redbridge
Barking
Leighton Buzzard
Amersham Main
TilburyCity Rd
NewCross
Hackney
Brimsdown
South Shields
West Boldon
Hawthorne Pit
HartlepoolTod Point
GrangetownGreystones
Lackenby
Stella West
Fourstones
Sloy
Shin
Orrin
Aigas
Quoich
Lochay
Foyers
Rannoch
Glenlee
Clachan
Cassley
Cashlie
Tongland
Errochty
Fasnakyle
Invergarry
Brora
Elgin
Keith
Eccles
Beauly
Thurso
Tealing
Torness
Kintore
Mybster
Dunbeath
Arbroath
Port Ann
Dalmally
Dounreay
Strichen
LongannetCockenzie
Inveraray
Carradale
Peterhead
Hunterston
St. Fergus
Auchencrosh
Blackhillock
Fort Augustus
Kilmarnock South
Alness
Nairn
MossfordGrudie Bridge
Macduff
Dingwall
Inverness
Lairg
Conon
Luichart
DeanieCulligran
Kilmorack
Boat ofGarten
Braodford
Dunvegan
Stornoway
Ardmore
TaynuiltCruachan
Whistlefield
Nant
Fort William
KillinFinlarig
Errochty Power Station
Clunie
Fraserburgh
Dyce
Persley
Willowdale
Clayhills
Redmoss
Fiddes
TarlandCraigiebuckler
WoodhillGlenMorrison
Caennacroc
Dudhope
Milton of Graigie
Glenagnes
Lyndhurst
Charleston
Burghmuir
Glenrothes
Westfield
Dunoon
Ayr
Coylton
Maybole
Coalburn
Elvanfoot
Carsfad
Earlstoun
Chapelcross
GretnaDumfries Ecclefechan
Berwick
SCOTTISH HYDRO-ELECTRICTRANSMISSION
St. Fillans
Dunbar
Inverkeithing
Dudhope
NewtonStewart
Glenluce
SP TRANSMISSION LTD
Saltcoats
Meadowhead
Kilwinning
Kaimes
PortobellloShrubhill
MossmorranGlenniston
Redhouse
Leven
Cupar
Currie
GorgieTelford Rd.
Livingston
Bathgate
Grangemouth
DunfemlineKincardine
Devonside
Stirling
Bonnybridge
Cumbernauld
Easterhouse
Newarthill
Wishaw
Black LawStrathavenClydes Mill
EastKilbride South
Busby
WhiteleeKilmorack Town
Neilston
Erskine
Devol Moor
Helensburgh
StrathlevenSpango Valley
Lambhill
Broxburn
West Ham
NorthfleetEast
West Thurrock
Windyhill
Stoke Bardolph
Bushbury
Bodelwyddan
Knaresborough
Saltholme
Hedon
Clyde (South)
Clyde (North)
Kendoon
Marshall Meadows
LinmillWhitelee Extn
SmeatonCoatbridge
Inverarnan
Whitehouse
Knocknagael
Crystal Rig
Dunlaw Extension
Ratcliffeon Soar
Cleve Hill
Mill Hill
Markhill
Arecleoch
Glendoe
Fallago
GalashielsGalashiels
Hawick
Moffat
Beatrice
Argyll Array
Islay
Inch Cape
Neart na Gaolthe
Birkenhead
Tummel Bridge
Kinlochleven
Denny
143
18
296
672
152
502
380
548
87834
319566
434
17551018
406
198
1224
1286
1327
1478
19251732
2143
2320
530
1428
1856
882
782
2258
3002
3166
694
2247
684
869
380
1768983
959
1251
1086
4621435
348
65
25
1688
822
75
355
98
1160500
1020
87
616 335
35
210
1865
2124
112
1000
800
312172
65
22002200
Tummel
Braco
Loch Buidhe
Spittal 250
180
840
Fyrish
East Anglia
Scoby sands
To France
To Ireland
To Northern Ireland
To France
To Netherlands
To Belgium
To Norway
Hornsea
Celtic Array
Dogger Bank
Firth of Forth
Navitus Bay
Atlantic Array
Moray Firth
Rampion
Robin Rigg
Wigtown Bay
Barrow
Ormonde
Rhyl Flats
Burbo Bank
Kentish Flats
Gunfleet Sands I&II
London Array
Gwynt y Mor
Thanet
Walney I & II
Docking Shoal
Greater Gabbard 500MW
West of Duddon Sands
Westermost Rough
Humber Gateway
Sherringham Shoal
Greater Gabbard 2nd part
North Hoyle
Lynn
Inner Dowsing
Triton Knoll
Lincs
Race Bank Dudgeon
Teeside
Figure C1.5: GB Power Flow Diagram Gone Green 2023/24
Power Flow MWFlow Direction
400kV Substations275 kV Substations132kV SubstationsOffshore AC PlatformOffshore DC Platform400kV Circuits275kV Circuits132kV CircuitsOffshore AC CableOffshore DC Cable
Interconnectors
Major Generating Sites Including Pumped Storage
Connected at 400kVConnected at 275 kVHydro Generation
