Technical Papers

February 2019

Electric Turbo Boosting – A key Technology for EU7 – Baden Baden 2019

Author: Peter Davies, Nathaniel Bontemps, Alain Bas, Michael Ladonnet, Daniele Zecchetti, Simon Heintz | Garrett - Advancing Motion

Eu7 Mainstream Concept Performance and CO2 potential at Eu7 Boundary Conditions Lambda 1 980°C Full Map 16% Power & 10,5% Torque vs Baseline 4x Torque…

Read More
January 2019

Assessment of eBoosting on a Gasoline micro-Hybrid Passenger Vehicle

Author: Prashanth, Vakayala, Raju, Surendran, Jeckel

As emissions standards tighten, automotive manufacturers on every continent are quickening the pace on turbo uptake to develop passenger cars and trucks that redefine the…

Read More
January 2019

Gasoline VNT as a Fuel Economy and Emission Enabler

Author: Siddhartha,Pohorelsky, Vondrak, Surendran | Garrett Motion

Gasoline VNT is an enabler for heavy millerization offering diesel-like fuel economy with gasoline performance while meeting stringent CO2 regulations. learn more

Read More
September 2018

The coupling of Advanced Gasoline Combustion and a fast-transient Boost System to produce a Low CO2 vehicle Concept

Author: L. Pohorelsky, A. Vondrak, N. Turner, N. Luard, B. Cooper, A. Lane, R. Osborne | Garrett Motion | Honeywell Turanka 100, 62700 Brno, Czech Republic | Jaguar Land Rover Abbey Road, Whitley, Coventry, CV3 4LF, UK | Ricardo Shoreham Technical Centre, Shoreham-by-Sea, West Sussex, BN43 5FG, UK

Abstract: EU H2020 “Particle Reduced, Efficient Gasoline Engines” (PaREGEn) project targets CO2 reduction by at least 15% under upcoming EU6 RDE legislation. A lean combustion…

Read More
September 2018

Impact of EGR and AFR Targets on Twin-Scroll Turbine MFR Optimization for Commercial Vehicle Diesel Applications

Author: R. Florea, D. Wood, M. Ashraf, D. Mehta and K.H. Lee | Garrett Motion | Honeywell Transportation Systems 2525 190th St, Torrance CA, 91006 USA | Honeywell Transportation Systems Korea 199 Sechojungang-ro, Seocho-gu, Seoul 06593, Korea

Abstract Divided turbines improve the efficiency of heavy-duty diesel engines by separating the blowdown events of consecutive cylinders, improving engine pumping and engine volumetric efficiency….

Read More
June 2018

Electric Turbo | A key Technology for EU7

Author: P. de Montfalcon, D.Jeckel, N.Bontemps, P.Haug, J.Lotterman, P.Davies | Garrett - Advancing Motion

Strong Industry Macros with MHEV set to Grow Fast but need to overlay Regional, National and Local Targets Air Quality NOx for Diesel & Particulates…

Read More
May 2018

Two-Stage Electric Fuel Cell Compressor

Author: Mark Gee; Peter Davies; Garrett Motion | Honeywell Transportation Systems

Increasingly stringent emissions regulations are promoting alternative energy sources like hydrogen, driving the development of fuel cell propulsion technologies.  Garrett’s Two Stage electric compressor for fuel…

Read More
May 2018

Comparative system level assessment of different electric boosting architectures

Author: S Vankayala, Powertrain, Garrett Motion; Honeywell Technology Solutions Lab Pvt Ltd, India; JS Roux, D Jeckel, P Davies, Powertrain, Honeywell Garrett S.A., France; P Haug, Advance Concepts, Honeywell International Inc, USA | Garrett Motion

ABSTRACT Macro trends on increasingly stringent emission regulations, health concerns linked to air pollution in cities and 48 V penetration due to growing electric auxiliary…

Read More