Grid Integration of Large Scale Wind and Solar

Transcription

1 Grid Integration of Large Scale Wind and Solar 1 Siemens AG All rights Energy reserved. Sector

2 Siemens Energy Sector Answers for Energy Supply Energy products and solutions in 6 Divisions Oil & Gas Fossil Power Generation Renewable Energy Energy Service Power Transmission Power Distribution 2 Energy Sector

3 Three Steps to Sustainable Energy Supply 1 Optimization of the energy mix 2 Efficiency increases along the entire energy chain 3 Systemic optimization / Smart Grid 3 Energy Sector

4 Grid Access Solutions 4 Energy Sector

5 5 Energy Sector

6 6 Energy Sector

7 Grid Access Systems Technology Technology Services Partnerships Wind Turbines AIS, HIS, GIS FACTS, HVDC MV Switchgear Transformers Control, Communication and Protection Studies Engineering Procurement Construction Training & Maintenance Cable and Laying Civil Works Road Construction Platform Construction Project Financing 7 Energy Sector

8 110 MW Offshore Windpark Lillgrund / Sweden 2006 Lillgrund 110 MW 48x 2.3 MW Bunkeflo 132 kv 8 Energy Sector

9 110 MW Offshore Windpark Lillgrund / Sweden 9 Energy Sector

10 400 MW Offshore Windpark Bard D Energy Sector

11 400 MW Offshore Windpark Bard D 11 Energy Sector

12 300 MW Offshore Windpark Thanet UK 2009 Richborough 132 kv Thannet 300 MW 100x 3.0 MW 12 Energy Sector

13 Thanet 300MW Offshore Substation Onshore substation Onshore cables Offshore substation 13 Energy Sector

14 500 MW Offshore Greater Gabbard UK Sizewell Village Sufffolk 132 kv 2009 Greater Gabbard 500 MW 139 x 3.6 MW 14 Energy Sector

15 2nd Generation Offshore Connection Greater Gabbard, Hartlepool, UK 500MW 2,100 tons 3 HV export cables 3 transformers 15 Energy Sector

16 Onshore SVC (Reactive Compensation) Leiston Substation, Suffolk, UK 16 Energy Sector

17 Trends 2010 Borwin 2 Offshore _ 800MW HVDC Transpower Projects Veja Mate (Bard), Global Tech 1 (Wetfeet) each with a 400MW rating. 17 Energy Sector

18 Project Experience Unparalleled Success in Connecting Wind/Renewable Energy to Load 18 Energy Sector

19 System Design 19 Energy Sector

20 System Scope Manufacture, Supply, and Fabricate the Electrical Equipment & Offshore Platform Install Equipment in Top Side (platform) and Commission System Performance Testing once Installed at the Project site Platform Superstructure Power Transformers 115kV GIS (gas insulated switchgear) 33kV GIS Shunt Reactors Control and Protection System AC Auxiliary Power (Station Service) AC and DC Vital systems Metering Spare Parts Corrosion Protection Fire protection Power Cabling (33kV, 115kV) Control Wiring and Cabling Lightning Protection Grounding Systems 20 Energy Sector

21 System Performance Defined as ensuring the Wind system meets the requirements of the ISO or Utility Large Generator Interconnection Agreement and all of the applicable FERC/NERC Standards. This task starts with a a series of studies on the complete project - WTG to the Point of Interconnection (POI) : Load flow study Short-circuit study Harmonic study Insulation Coordination study Dynamic and transient stability study Grounding and neutral grounding study Electromagnetic interference study Voltage fluctuation study 21 Energy Sector

22 Project Performance Electrical Design Components - ratings, specifications Grid code compliance / Large Generator Interconnection Agreement Active power control / frequency capability Reactive power / voltage control Harmonics and voltage ripple Low voltage ride through Reactive power compensation device Protection and safety Reliability optimization 22 Energy Sector

23 AC to DC to AC Conversion ~ = = DC ~ Oahu AC Grid Rectifier Inverter 23 Energy Sector

24 Offshore U.S. / Canada Project Overview 24 Energy Sector

25 Offshore Transmission Concepts 25 Energy Sector

26 U.S. Mainland Wind & Solar Resources are Distant from Load Centers 26 Energy Sector

27 Best Wind Resources Located in the Weakest Transmission Systems 27 Energy Sector

28 Transmission System Trends 28 Energy Sector

29 Wind Power HVDC Interconnector Depending on Distance additional Compensation needed Collector System AC 34 kv to 135 kv and to 345 kv G G Wind Park G G 5 Wind Farms per Wind Park (each 132 MW) 6 Wind Parks in total (3960 MW) Rectif ier bipolar HVDC Converter Station (Rectifier) Incl. AC Filters and Synchronous Condensers 29 Energy Sector

30 Clean Line Energy Partners Four Projects / Large Scale Wind to Load 30 Energy Sector

31 31 Energy Sector

32 Pattern Energy 3000MW 32 Energy Sector

33 Advanced Technology HVDC - High Voltage Direct Current Transmission.. makes P flow Back-to-Back Station Submarine Cable Transmission Long Distance OHL Transmission AC AC AC AC AC AC DC Cable DC Line 33 Energy Sector

34 The Evolution of HVDC PLUS Two-Level Three-Level Multilevel GTO / IGCT IGBT in PP IGBT Module Power Electronic Devices 34 Energy Sector

35 HVDC PLUS - One Step Ahead Compact Modular Design Small Facility Footprint Advanced VSC Technology 35 Energy Sector

36 DC Submarine Cable Systems 36 Energy Sector

37 Neptune RTS 660MW 750MW June 07 Commercial Operation Duffy Avenue / Long Island New York Atlantic Ocean Converter Station Off-Island Cable Route Sayreville / New Jersey Prysmian Cable Cross Section 37 Energy Sector

38 Trans Bay Cable Project 400MW In Service Late 2010 Customer Project Name Location Power Rating Type of Plant Voltage Levels Type of Semiconductors Trans Bay Cable LLC Trans Bay Cable Project Pittsburg, CA San Francisco, CA 400MW 53-mile HVDC PLUS Submarine Cable ± 200kV DC 230kV/ 138kV AC, 60Hz IGBT (5184) 38 Energy Sector

39 Hudson Transmission Project - 660MW In Service kV <1 mi 8 mi 345kV Bergen NJ Substation Converter Station West 49 th NYC Substation Location NJ to NYC Type of Plant AC Connection DC Voltage Level DC Current Level Back-to-Back 230kV AC via Cable 345kV AC via Cable 170kV 3910A 39 Energy Sector

40 Mahalo Thank You! 40 Energy Sector