THE HERCULES-2 PROJECT OF R&D ON LARGE ENGINES FOR SHIPS Nikolaos P. Kyrtatos, National Technical University of Athens, Greece
HERCULES is developing new technologies for marine engines: Reduce emissions gaseous particulate Increase engine efficiency Reduce fuel consumption Reduce CO 2 emissions Reduce lifecycle cost 20.04.2018 2 Increase engine reliability
The HERCULES Programme Timeline 20.04.2018 3
The HERCULES Programme evolution o HERCULES A High-Efficiency Engine R&D on Combustion with Ultra Low Emissions for Ships o HERCULES-B Higher-efficiency Engine with Ultra-low Emissions for Ships o HERCULES-C Higher-efficiency, Reduced Emissions, Increased Reliability and Lifetime, Engines for Ships o HERCULES-2 Fuel flexible, near-zero emissions, adaptive performance marine engine 20.04.2018 4
Metrics of HERCULES 22 Prototypes 24 Patents 15 12 7 7 HERCULES-A HERCULES-B HERCULES-C HERCULES-A HERCULES-B HERCULES-C Products 6 10 23 Publications 38 30 2 HERCULES-A HERCULES-B HERCULES-C HERCULES-A HERCULES-B HERCULES-C 20.04.2018 5
Links among HERCULES Projects Extreme Engine Combustion modelling Combustion visualization Hot Engine Multistage turbocharging Emission Reduction: WIF, HAM, EGR, CGR Extreme Engine Combustion modelling and experimentation Combined Cycle Intelligent Turbocharging Extreme EGR, SCR, Scrubber Advanced Injection, Spray and Combustion experiments and models Integrated emission technologies Materials and tribology Combustion Aftertreatment Materials WPG I: Fuel flexible engine WPG II: New Materials WPG III: Adaptive Powerplant for Lifetime Performance After-Treatment Systems, Sensors Tribology Engine Control systems Tribology - Optimization Advanced sensing and engine control Adaptive engine control Control WPG IV: Near-zero Emissions Engine 20.04.2018 6
WPG I: Fuel flexible engine Large Eddy Simulation (LES) of evaporating fuels: Diesel, dimenthyl ether (dme) and propane CFD of dual-fuel combustion in two-stroke marine engine Flame rendering from CFD, as it would appear from the three cameras 20.04.2018 7
WPG I: Fuel flexible engine Camera 1 Fuel injector Camera 2 Camera 3 Triple-camera high-speed imaging on two-stroke dual-fuel engine reconstructed 3D flame kernel 20.04.2018 8
WPG I: Fuel flexible engine Multi-camera mapping of 3D flame shape in two-stroke dual-fuel engine 20.04.2018 9
WPG II: New Materials (Applications in engines) Test set-up for thermomechanical fatigue New materials investigation for cylinder head and turbine casing TMF test rig and specimen 20.04.2018 10
WPG II: New Materials (Applications in engines) 20.04.2018 11
WPG II: New Materials (Applications in engines) 20.04.2018 12
WPG IV: Near-Zero Emissions Engine Hot gas test rig for urea decomposition investigations Mini SCR system for urea mixing/evaporator study Simulated spray behaviour at different operating conditions Exhaust aftertreatment (EAT) system, Diesel Oxidation Catalyst (DOC) & SCR coated Diesel Particulate Filter (DPF), installed in full scale. 20.04.2018 13
WPG IV: Near-Zero Emissions Engine Engine integrated High Pressure SCR system Exhaust gas flow inside the integrated SCR Engine Integrated SCR Installation on a 2 stroke 4 cylinder diesel engine. 20.04.2018 14
WPG IV: Near-Zero Emissions Engine Installation of field test catalyst device in exhaust manifold Inspection of field test catalyst device in exhaust manifold 20.04.2018 15
Percentage allocation of budget into 3 main areas of R&D in the 4 HERCULES Projects (189 subprojects) 2004 2008 2012 2015 2018 HERCULES-A HERCULES-B HERCULES-C HERCULES-2 (%) 56 61 39 33 30 37 11 9 24 49 33 18 % of individual project budget Total 102 M 43% 38% 19% 20.04.2018 16
TECH ITEMS TECHNOLOGY AREA COMBUSTION TURBO CHARGING EMISSIONS ATU MATERIALS FRICTION MONITOR CONTROL OPTIMIZATION Multi-Turbo/ VVT PTI/PTO Increased Pmax. Cyl. Cylinder auto-tuning Water-in-Fuel SCR Tribology WHR- Hot Engine EGR Cylinder cut-out Dual Fuel /Multi Fuel 20.04.2018 17
Near future in ship propulsion engines Extreme value engines Hybrid powertrains Exhaust aftertreatment Tribology Fuel -flexible engines Intelligent engines Optimum performance over lifetime 20.04.2018 18
Final Comments o The longevity of alliances is often used as proxy of their performance. o The HERCULES alliance of 14 years has been demonstrably successful. o Many results of R&D already matured into products. 20.04.2018 19
HERCULES Program 1.5min. video 20.04.2018 20
HERCULES Program Partners 20.04.2018 21
Contact Email: npk.hc@lme.ntua.gr