Technical Papers

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….

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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…

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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…

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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…

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May 2018

Development of High Temperature Material Constitutive model for Thermo-Mechanical Fatigue (TMF) Loadings in Turbochargers

Author: G Rajkumar, R Kannusamy, A Kulkarni and A Kumar | Structures and Fatigue Center of Excellence, Garrett Motion | Honeywell Transportation System

ABSTRACT Turbochargers used for internal combustion engines experience severe transient loading conditions due to nature and variety of engine operating conditions. Turbine housing, a key…

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May 2018

Improvement of Monoblock by-pass valve for sealing, controllability and catalyst light off

Author: D Marsal; F Tomanec, M Zatko, A Ondrejka and A Forbelsky

ABSTRACT Garrett developed the first monoblock arm and valve in 2013 for durability, controllability and noise perspective. The first application was mono-scroll coupled with a…

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October 2017

The Potential of e-Boosting Technologies in the Context of WLPT and RDE

Author: P.Davies,L.Pohorelsky A.Vondrak, P.Chobola | Garrett Motion | Honeywell Transportation Systems

Summary and Outlook Track history at Honeywell in Electrified Turbomachinery electric Turbo and Turbo + eCharger systems both capable of doubling Torque at 1s If…

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October 2017

Combustion and Boosting synergies for WLTP and Beyond

Author: P.Davies, D.Jeckel JS Roux, L.Pohorelsky | Garrett Motion | Honeywell Transportation Systems

Diesel Honeywell remains committed to Diesel. Mono, TwoStage & Electrified Solutions available for Eu6d (CF1,0+0,5) Gasoline MGT Gen 3 Launched in multiple applications in 2017…

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