New Innovations and Game Changers Henrik Stiesdal & Emilie Kærn, 02.10.17 Stiesdal A/S 2016, All Rights Reserved 1
New Innovations and Game Changers A panel debate Steffen Frydendal Poulsen, Siemens Gamesa Anders Rebsdorf, Envision Roel Schuring, LM Windpower Ignacio Marti, DTU Leo Enrico Jensen, DONG Energy Thomas Hjort, Vattenfall Henrik Fomsgaard Lynderup, Blue Power Partners With strong support Emilie Kærn, Implement Stiesdal A/S 2016, All Rights Reserved 2
The session concept It is really very simple No presentations from panel members A list of potential offshore innovations Discussion of viability and potential for savings or performance improvements But with a twist We calculate the impact on LCOE on the fly, using the Megavind LCOE tool Stiesdal A/S 2016, All Rights Reserved 3
The Megavind LCOE tool Stiesdal A/S 2016, All Rights Reserved 4
A possible wind turbine anno 2025 Key innovations Large rotor Lidar-based control and performance optimization Active aerodynamics Downwind rotor Broad-range cost out of nacelle New foundation design Foundation with float-out installation Simplified substation w/ grid code compliance Design for robustness Stiesdal A/S 2016, All Rights Reserved 5
A possible wind turbine anno 2025 Key innovations Large rotor Lidar-based control and performance optimization Active aerodynamics Downwind rotor Broad-range cost out of nacelle New foundation design Foundation with float-out installation Simplified substation w/ grid code compliance Design for robustness Stiesdal A/S 2016, All Rights Reserved 6
Capacity Factor Stiesdal Large rotor 40% 35% 30% 25% 20% 15% 10% 5% 0% 1970 1980 1990 2000 2010 2020 Stiesdal A/S 2016, All Rights Reserved 7
The added benefit of the larger rotor range for smaller turbines Onshore Offshore 7 MW equivalent SWT-7.0-190 CF 52% Siemens 8 MW equivalent V208-8.0 CF 53% Vestas Stiesdal A/S 2016, All Rights Reserved 8
Going from 164 m to 180 m for 8 MW turbine Wind Energy Cap.fact Cap.fact Cap.fact [m/s] [MWh] 164 m 180 m Ratio 5.0 11,249 16.1% 18.9% 118% 5.5 14,464 20.6% 23.9% 116% 6.0 17,746 25.3% 28.9% 114% 6.5 21,041 30.0% 33.8% 112% 7.0 24,319 34.7% 38.6% 111% 7.5 27,404 39.1% 43.0% 110% 8.0 30,413 43.4% 47.3% 109% 8.5 33,155 47.3% 51.1% 108% 9.0 35,747 51.0% 54.7% 107% 9.5 38,111 54.4% 57.9% 107% 10.0 40,255 57.4% 60.8% 106% Stiesdal A/S 2016, All Rights Reserved 9
A possible wind turbine anno 2025 Key innovations Large rotor Lidar-based control and performance optimization Active aerodynamics Downwind rotor Broad-range cost out of nacelle New foundation design Foundation with float-out installation Simplified substation w/ grid code compliance Design for robustness Stiesdal A/S 2016, All Rights Reserved 10
Lidar-based Control and Performance Optimization Stiesdal A/S 2016, All Rights Reserved 11
A possible wind turbine anno 2025 Key innovations Large rotor Lidar-based control and performance optimization Active aerodynamics Downwind rotor Broad-range cost out of nacelle New foundation design Foundation with float-out installation Simplified substation w/ grid code compliance Design for robustness Stiesdal A/S 2016, All Rights Reserved 12
Active aerodynamics Stiesdal A/S 2016, All Rights Reserved 13
A possible wind turbine anno 2025 Key innovations Large rotor Lidar-based control and performance optimization Active aerodynamics Downwind rotor Broad-range cost out of nacelle New foundation design Foundation with float-out installation Simplified substation w/ grid code compliance Design for robustness Stiesdal A/S 2016, All Rights Reserved 14
Downwind rotor Stiesdal A/S 2016, All Rights Reserved 15
Downwind rotor Stiesdal A/S 2016, All Rights Reserved 16
Downwind rotor Stiesdal A/S 2016, All Rights Reserved 17
Downwind rotor Stiesdal A/S 2016, All Rights Reserved 18
Downwind rotor Stiesdal A/S 2016, All Rights Reserved 19
Downwind rotor Stiesdal A/S 2016, All Rights Reserved 20
A possible wind turbine anno 2025 Key innovations Large rotor Lidar-based control and performance optimization Active aerodynamics Downwind rotor Broad-range cost out of nacelle New foundation design Foundation with float-out installation Simplified substation w/ grid code compliance Design for robustness Stiesdal A/S 2016, All Rights Reserved 21
Broad-range cost out of nacelle Stiesdal A/S 2016, All Rights Reserved 22
A possible wind turbine anno 2025 Key innovations Large rotor Lidar-based control and performance optimization Active aerodynamics Downwind rotor Broad-range cost out of nacelle New foundation design Foundation with float-out installation Simplified substation w/ grid code compliance Design for robustness Stiesdal A/S 2016, All Rights Reserved 23
New foundation design Rotor diameter: Hub height: Rated power: Overturning moment, mudline: Foundation mass, primary steel: Foundation cost, quayside (est.): 180 m 110 m 10 MW 540 MNm 1500 t EUR 3 m Stiesdal A/S 2016, All Rights Reserved 24
A possible wind turbine anno 2025 Key innovations Large rotor Lidar-based control and performance optimization Active aerodynamics Downwind rotor Broad-range cost out of nacelle New foundation design Foundation with float-out installation Simplified substation w/ grid code compliance Design for robustness Stiesdal A/S 2016, All Rights Reserved 25
Foundation with float-out installation Stiesdal A/S 2016, All Rights Reserved 26
Foundation with float-out installation Stiesdal A/S 2016, All Rights Reserved 27
Foundation with float-out installation Stiesdal A/S 2016, All Rights Reserved 28
Foundation with float-out installation Stiesdal A/S 2016, All Rights Reserved 29
Foundation with float-out installation Stiesdal A/S 2016, All Rights Reserved 30
A possible wind turbine anno 2025 Key innovations Large rotor Lidar-based control and performance optimization Active aerodynamics Downwind rotor Broad-range cost out of nacelle New foundation design Foundation with float-out installation Simplified substation w/ grid code compliance Design for robustness Stiesdal A/S 2016, All Rights Reserved 31
Simplified substation w/ grid code compliance Stiesdal A/S 2016, All Rights Reserved 32
Simplified substation w/ grid code compliance Stiesdal A/S 2016, All Rights Reserved 33
Simplified substation w/ grid code compliance Topside with main modules arranged as typical for onshore substation Control building 66 kv switchgear 2 x 66/220 kw transformer 2 x 220 kw switchgear 220 kv shunt for redundancy Reactors Bolted deck Bolted jacket Gravity bases Stiesdal A/S 2016, All Rights Reserved 34
Simplified substation w/ grid code compliance Heavylift vessel eliminated Temporary buoyancy tanks mounted on jacket before launch Substation towed to site with standard tugs Lowered by gradual water-filling of tanks Tanks released after settlling, blown and towed back to port Gravity anchors subsequently ballasted with iron ore Stiesdal A/S 2016, All Rights Reserved 35
A possible wind turbine anno 2025 Key innovations Large rotor Lidar-based control and performance optimization Active aerodynamics Downwind rotor Broad-range cost out of nacelle New foundation design Foundation with float-out installation Simplified substation w/ grid code compliance Design for robustness Stiesdal A/S 2016, All Rights Reserved 36
Design for robustness Stiesdal A/S 2016, All Rights Reserved 37
Will this happen -? We are up against a lot of inertia! Stiesdal A/S 2016, All Rights Reserved 38
A possible wind turbine anno 2025 Key innovations Large rotor Lidar-based control and performance optimization Active aerodynamics Downwind rotor Broad-range cost out of nacelle New foundation design Foundation with float-out installation Simplified substation w/ grid code compliance Design for robustness What else? Stiesdal A/S 2016, All Rights Reserved 39
Thanks for your attention Henrik Stiesdal hst@stiesdal.com Emilie Kærn emfk@implement.dk Stiesdal A/S 2016, All Rights Reserved 40