Windkraft auf dem Weg zur Wirtschaftlichkeit – The secret to higher
Transcription
Windkraft auf dem Weg zur Wirtschaftlichkeit – The secret to higher
Simplified Design as Secret to higher Performance: Siemens Direct Drive Technology Formatvorlage Gunnar Liehr, Head des Untertitelmasters of Sales Wind Power durchRegion KlickenCentral bearbeiten Unrestricted © Siemens AG 2013 All rights reserved. siemens.at/future-of-energy Agenda Evolution DD Plattform Design & Holistic Portfolio Outlook Unrestricted © Siemens AG 2013 All rights reserved. Page 2 2013-06-20 Gunnar Liehr, E W EMEA ON S2 The Direct Drive Technology Project 1999-2005: Selection Choice of preferred generator technology determined Patent on a segmented generator design granted to Siemens Wind Power 2005-2008: Design First prototype generators designed and manufactured by sub-supplier Siemens DD Generator Stator segment. The generators are built by sup-suppliers 2008: Component Testing Initial component testing in preparation first installed proof-of-concept turbine Siemens DD generator test bed. In addition, the main bearing test program was initiated in 2009 2008-2009: Field Testing Proof-of-concept turbines installed in Tim, Denmark in 2008 and 2009 1st of two DD Proof-of-concept turbine installed in Tim (DK). Installed in 2008 Unrestricted © Siemens AG 2013 All rights reserved. Page 3 2013-06-20 Gunnar Liehr, E W EMEA ON S2 Proven technology through field testing: today, +900 Siemens D3 turbines installed or ordered 2010 2009 2011 2012 Selection Design Prototypes Serial production Pre-Series Testing Field testing 146 x SWT-3.0-101* 1st prototype (3.0) (Drantum) Arctic Circle 2nd multi WTG project 2nd prototype (2.3) (Havøygavlen) (Vester Barde) (Høvsøre) Prototypes and Pre-series 1st prototype (3MW) SWT-3.0-101 1 Arctic Circle SWT-3.0-101 1 1st multi WTG pjct SWT-3.0-101 3 2nd multi WTG pjct SWT-3.0-101 5 1st prototype (2.3MW) SWT-2.3-113 1 2nd prototype (2.3MW) SWT-2.3-113 Total grid connected DD Prototypes 1 12 3 x SWT-2.3-113* Under installation:* SWT-3.0-108: 82 SWT-3.0-101: 136 1st multi WTG project 1st prototype (2.3) (Lejbølle) (ECN) SWT-2.3-113: 77 Signed orders* Unrestricted © Siemens AG 2013 All rights reserved. Page 4 2013-06-20 444 D3 turbines * As of March 2013. Gunnar Liehr, E W EMEA ON S2 Siemens Wind Power test facilities; 150 mill. Euro invested in Aalborg and Brande Test center Brande (DK): Back-2-Back test (1) Main bearing test (2) Blade bearing test (3) Performance test Low Load test 2 Vibration test 3 Yaw test Climate test 2 Misc. tests 1 Test center Aalborg (DK): Static testing Dynamic testing Flap wise testing Brande Test centre Edgewise testing Material testing Aalborg Blade factory and Test centre Unrestricted © Siemens AG 2013 All rights reserved. Page 5 2013-06-20 Gunnar Liehr, E W EMEA ON S2 Testing at R&D facilities running in parallel with operating prototypes Preparation of dynamic testing of the B75 blade at the test stand in Aalborg, Denmark Back-to-Back testing of the SWT-6.0 drive train, at the R&D center in Brande, Denmark Low load testing of the SWT-6.0 electricals at the R&D center in Brande, Denmark Unrestricted © Siemens AG 2013 All rights reserved. Page 6 2013-06-20 Gunnar Liehr, E W EMEA ON S2 SWT-6.0-154 6MW Direct Drive turbine with 154 m rotor Technical data SWT-6.0 IEC class: IA Nominal power: 6,000 kW Rotor diameter: 154 m Blade length: 75 m Swept area: 18,600 m2 Hub height: Site specific Tower head mass: < 360 t Power regulation: Pitch regulation, variable speed Prototype installed: 2011 (SWT-6.0-120) 2012 (SWT-6.0-154) Pre-series release: 2012-2013 Serial production/installation: 2013/2014 Unrestricted © Siemens AG 2013 All rights reserved. Page 7 2013-06-20 Gunnar Liehr, E W EMEA ON S2 Agenda Evolution DD Plattform Design & Holistic Portfolio Outlook Unrestricted © Siemens AG 2013 All rights reserved. Page 8 2013-06-20 Gunnar Liehr, E W EMEA ON S2 Key direct drive design decision results in weight and dimension advantages Generator designs Outer rotor design High stiffness of stator structure Segmented concept feasible without excessive structural reinforcements Simple cooling arrangement Classical inner rotor topology Innovative outer rotor topology Outer diameter: Weight: Outer diameter: Weight: 5.0 m 60 tons Unrestricted © Siemens AG 2013 All rights reserved. Page 9 2013-06-20 4.2 m 50 tons SWT-3.0: nacelle transportation Gunnar Liehr, E W EMEA ON S2 Wind turbine designed to bring down the cost of energy Increased efficiency due to minimum losses in drive train, generator and cooling system Reduction in number of wearing parts due to the simplified drive train Passive cooling radiator Direct Drive generator Compact and light weight design (nacelle Ø = 4.2m | nacelle weight = 78 t) SWT-3.0: nacelle Unrestricted © Siemens AG 2013 All rights reserved. Page 10 2013-06-20 Gunnar Liehr, E W EMEA ON S2 Patented IntegralBlade® manufacturing, ensuring blade robustness Integral blade manufacturing IntegralBlade® technology; manufacturing process invented by Siemens One-shot process eliminating the presence of glue joints for increased robustness Process based on vacuum-assisted resin transfer molding No gel coating as part of the manufacturing process allows for visually inspection. Siemens blade manufacturing Unrestricted © Siemens AG 2013 All rights reserved. Page 11 2013-06-20 Gunnar Liehr, E W EMEA ON S2 New blade design for improved performance and reduced loads Root section Tip section Chord B49 blade SWT3.0-101 49 meters B53 blade SWT3.0-108 53 meters B55 blade SWT3.0-113 Blade innovations 55 meters Optimized Maximum Chord Pre-Bent tip design Flat back root design B53: Aero Elastically Tailored Blade design Unrestricted © Siemens AG 2013 All rights reserved. Page 12 2013-06-20 Gunnar Liehr, E W EMEA ON S2 Bolted Steel Shell tower An innovation allowing for higher hub heights Bolted steel shell tower Description Tower type for 122.5 m – 142.5 m hub height Competitive for IEC II and III sites Bolted solution – only limited weldings Advantages Optimized transport – standard trucks Automated production method Cost optimized for high hub heights Bolted Steel Shell Tower Unrestricted © Siemens AG 2013 All rights reserved. Page 13 2013-06-20 Gunnar Liehr, E W EMEA ON S2 A complete re-interpretation of the tower design, bypassing conventional constraints Automated production and painting for increased consistency and process control Optimized transport solution requiring only standard trucks and trailers Onsite assembly and installation, allowing for increased bottom diameter Intelligent service solution: No additional requirement of bolt tensioning Unrestricted © Siemens AG 2013 All rights reserved. Page 14 2013-06-20 Gunnar Liehr, E W EMEA ON S2 Onshore – small DD Portfolio IEC I and II product portfolio, based on one core technology SWT-3.0-101 IEC class: Nominal Power: Nacelle weight: Transport weight: Rotor diameter: Rotor weight: Blade length: Swept area: Hub height: Tower Concept: SWT-3.0-108 SWT-3.0-113 IEC IA IEC IA IEC IIA 3000 kW 3000 kW 3000 kW 78 t 78 t 78 t 75 t 75 t 75 t 101 m 108 m 113 m 60 t 60 t 67 t 49 m 8,000 m2 53 m 9,150 m2 55 m 10,000 m2 74.5 – 99.5 79.5 – 99.5 79.5 – 142.5 Tubular steel Tubular steel Tubular steel Core Technology Blade Innovations Tower concepts and Bolted Steel Shell Unrestricted © Siemens AG 2013 All rights reserved. Page 15 2013-06-20 Gunnar Liehr, E W EMEA ON S2 Agenda Evolution DD Plattform Design & Holistic Portfolio Outlook Unrestricted © Siemens AG 2013 All rights reserved. Page 16 2013-06-20 Gunnar Liehr, E W EMEA ON S2 Evolution of Windpower technology over the last 30 years From 30 Kilowatt to 6 Megawatt … 195 m 200 m 130-150 m 157 m 120 mm 135 100 m 80-100 m 35 m 42-62 m 30-40 m 60 m 22 m 1987 - 1990 1. Generation 30 - 165 KW 1993 / 1994 2. Generation 225 - 500 KW 1996 / 1997 3. Generation 1.000 - 1.500 KW 2002 / 2003 4. Generation 2.500 - 3.500 KW Kölner Dom 2007 - heute 5. Generation 6.000 KW © Siemens AG 2013 All rights reserved. Seite 17 19. März 2013 Gunnar Liehr, E W EMEA ON S2 … and from 11 meter to more than 150 rotor diameter 6 MW 79,8 Meter 11 Meter 35 Meter 154 Meter 450 kW 30 kW © Siemens AG 2013 All rights reserved. Seite 18 19. März 2013 Gunnar Liehr, E W EMEA ON S2 SWT-6.0-154: Installation of the world’s largest operating wind turbine, summer 2012 Transportation of the first B75 blades, from blade factory in Aalborg, Denmark to test centre Oesterild Transportation of SWT-6.0 Nacelle from factory in Brande, Denmark to test centre Oesterild Installation of the 154 meter rotor on the SWT-6.0 prototype at test centre Oesterild, August 2012 Unrestricted © Siemens AG 2013 All rights reserved. Page 19 2013-06-20 Gunnar Liehr, E W EMEA ON S2 All necessary cost engineering levers are known – Onshore wind is on a good way to achieve grid parity soon Levelized Cost of Electricity (LCoE) Global LCoE Comparison LCoE 2020 Technologie Cost optimization products Prozessoptimisation Partnering Service Gas- und Dampfturbinenkraftwerke 3–9 Kohlekraftwerke CAPEX (inkl. BoP) + OPEX + FUEL LCoE = 4–9 Kernkraftwerke 5–7 Wind Onshore 3–7 Lifetime Electricity Production <10 Wind Offshore Technology 9–20 Solar PV 0 5 10 15 20 25 30 EUR ct / kWh © Siemens AG 2013 All rights reserved. Seite 20 19. März 2013 Gunnar Liehr, E W EMEA ON S2 Summary: The Siemens D3 Platform, building blocks to suit any site Core technology Blade innovations Tower concepts One nacelle Three rotors variants Two tower concepts Applicable across the entire Siemens D3 product portfolio Allowing for application in all IEC conditions, without compromising structural loading For improved performance and optimized transportation © Siemens AG 2013 All rights reserved. Thank you for your attention! Gunnar Liehr Vicepresident Head Central & Eastern Europe Siemens AG Energy Sector Wind Power Division Europe, Middle East and Africa E W EMEA ON S2 Lindenplatz 2 20099 Hamburg, Germany Phone: +49 40 2889-8040 Fax: +49 40 2889-2559 E-mail: Gunnar.Liehr@Siemens.com siemens.at/future-of-energy Unrestricted © Siemens AG 2013 All rights reserved. Page 22 2013-06-20 Gunnar Liehr, E W EMEA ON S2