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  • Offshore Wind Farm Projects

    Ian Mould

    Business Development Manager - Renewables

    4th December 2012

  • ALSTOM © 2012. We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden.

    2

    Agenda

    • Alstom and Alstom Grid in the UK

    • Projects delivered to date - Barrow, Robin Rigg, Ormonde, Sheringham Shoal, German projects, lessons learnt so far

    • Why we need to go for HVDC in Round 3 and the technical challenges that creates

    • HVDC demonstrator and new HVDC factory at Stafford

    • Conclusions

    • Any Questions

  • ALSTOM © 2012. We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden.

    3

    Rail transport infrastructure - Alstom makes 1 metro in 4 and 1 tram in 4

    Alstom Group : Four main activities

    Power generation infrastructure - Alstom supplies major equipment in 25% of the worldwide installed power generation capacity

    Power transmission infrastructure Strong positions in key markets and technologies (Network Management, GIS, HVDC, Disconnectors, Instrument Transformers…)

    Renewable power technologies – Hydro, biomass, wind, geothermal, tidal, solar, wave

  • ALSTOM © 2012. We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden.

    4

    Global industrial footprint to enable global competitiveness

    Over 90 manufacturing and engineering sites worldwide

    Main Manufacturing Sites Main Engineering Sites R&D Competence Centres Technology Centres

    Moscow, Russia

    Agreement for cooperation in

    R&D

    Gebze, Turkey

    New service facility

    Charleroi, Canada,

    New Disconnectors

    factory

    Canoas, Brazil,

    extension of the power

    transformer factory

    Stafford, UK

    New service and

    Technical Institute facility

    Shanghai, China

    China R&D

    Technology Center

    Chennai, Noida, India

    Technical Institute

  • ALSTOM © 2012. We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden.

    5

    UK Sites & Employees

    Glasgow

    Carlisle

    Preston

    Manchester

    Warrington

    Knutsford

    Liverpool

    Chester

    Crewe

    Wolverhampton

    Birmingham

    Stafford

    Pembroke

    Cwmbran

    Maesgwyn

    Langage

    Newcastle

    York

    Staythorpe

    Derby

    Ashby-de-la-Zouch

    Borehamwood

    Grain

    Hoo

    Corporate

    Power

    Transport

    Grid

    Project sites

    Dublin

    Whitelee

    Rugby CHQ

    London

  • ALSTOM © 2012. We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden.

    6

    Alstom Grid: The United Kingdom

    • A leader in electrical transmission with a ~25% UK market share

    • Over €370M in Sales 2010/11

    • ~1300 UK based employees

    • Complete UK coverage

  • ALSTOM © 2012. We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden.

    7

    Why do we need substations at all?

    Power transformers

    Switchgear Protection and control

    Compensation systems

  • ALSTOM © 2012. We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden.

    8

    132kV

    400V400V400V

    11kV11kV

    400V400V400V

    11kV11kV

    Offshore Windfarm connected with HV AC

    132kV

    33kV

  • ALSTOM © 2012. We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden.

    9

    Projects Delivered to Date – UK and Germany

    Barrow 90MW 2006

    Robin Rigg 2 x 90MW

    2009

    Ormonde 150MW 2011

    Alpha Ventus 60MW

    2008

    Sheringham Shoal 2 x 150MW 2011

    Total = 780 MW

  • ALSTOM © 2012. We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden.

    10

    Projects under construction – Germany

    Borkum West II 400MW

    Global Tech 1 400MW

    Baltic II 288MW

    Meerwind 288MW

    MEG I 400MW

    Gode Wind II 252MW

    Veje Mate 400MW

    Total = 2.4 GW

  • ALSTOM © 2012. We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden.

    11

    Sheringham Shoal Offshore substations – ready for load out March 2011

  • ALSTOM © 2012. We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden.

    12

    Sheringham Shoal Offshore substations – load out March 2011

  • ALSTOM © 2012. We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden.

    13

    Sheringham Shoal Offshore substations – installation May 2011

  • ALSTOM © 2012. We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden.

    14

    Sheringham Shoal - View from a PTV, summer 2012

  • ALSTOM © 2012. We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden.

    15

    Connection point for Sheringham Shoal Salle 132kV Substation

  • ALSTOM © 2012. We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden.

    16

    Lessons learnt

    • Design co-ordination with topside designer – multilevel structures

    • Access

    − Tides − Weather windows − Vessels − Helicopters

  • ALSTOM © 2012. We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden.

    17

    Why do we need expensive HVDC systems? - subsea cable

    Copper conductorFibre optic comms

    Insulation

    Protective steel armour

  • ALSTOM © 2012. We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden.

    18

    Why do we need expensive HVDC systems? - AC Cable

    Offshore Generation Onshore

    Demand

    Copper Conductor

    Insulator XLPE (plastic)

  • ALSTOM © 2012. We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden.

    19

    Why do we need expensive HVDC systems? - DC Cable

    Offshore Converter Station

    Onshore Converter Station

  • ALSTOM © 2012. We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden.

    20

    HVDC Systems Comparative HVDC & AC Transmission Costs

    Cost

    DC Converter Stations

    AC Stations

    DC

    AC

    Break Even Distance

    800km Overhead Line

    100km ? Submarine Cable

    Transmission Distance

    Lines & Stations

  • ALSTOM © 2012. We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden.

    21

    132kV

    400V400V400V

    11kV11kV

    400V400V400V

    11kV11kV

    Offshore Windfarm connected with HV DC

    33kV

    300kV DC

    < 100km

  • ALSTOM © 2012. We reserve all rights in this document and in the information contained therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden.

    22

    Voltage Source Converters (VSC)

    • Voltage Source Converters:

    − Smaller footprint than older LCC technology making offs

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