Technical Papers

May 2017

Future High Efficiency, Low Emission, High Performance Gasoline Engines: Boosting Systems as a Key enabler for upcoming legislation

Author: Nathaniel Bontemps

What it does: This technology uses movable “gates” or “vanes” inside the turbocharger to better regulate airflow to precisely match the needs of the engine across…

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April 2017

Variable Nozzle Turbine Turbocharger for Gasoline “Miller” Engine | Basic Principle

Author: PJ Cancalon, N. Morand, G. Agnew, P. Davies | Garrett Motion | Honeywell Transportation Systems

1. Why Combine Miller + VNT Turbo ? Miller Cycle Combustion Benefits Variable Nozzle Turbine, VNT Turbochargers 2. Specific Developments for Gasoline Aerodynamics Reliability Increased…

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October 2016

VNT Turbo for Gasoline Engine

Author: F. Gerard, N. Morand, G. Agnew

VNT Turbo for Gasoline Miller Engine • Why Combining Miller + VNT Turbo ? – Miller Cycle Combustion Benefits – Variable Nozzle Turbine, VNTTM Turbochargers…

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October 2016

Advanced Boosting for Low NOx under RDE Conditions

Author: Peter Davies; Jeckel, Roux

Conclusion • Options exist to further enhance Diesel Performance • Traded for affordable and saleable NOx reduction • As such Boosting can play a significant…

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September 2016

MAN D26 Two Stage development, heavy duty commercial engines optimized with respect on low fuel consumption and emissions

Author: P. Glonegger a ,C. Weiskircha, M. Eratha, P. Pribylb, R. Cadlec
(a: MAN Truck & Bus AG, b: Honeywell, spol. s r.o., c: Honeywell International Inc)

The development of heavy duty engines is driven by customer as well as legal demands. To find the best compromise between low gaseous and particulate…

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August 2016

Optimized Turbo Design for Passenger Car

Author: Cancalon-Luna Pierre-Jean | Garrett Motion

As real driving emissions and CO2 regulations grow, turbo gasoline engines are winning customer praise the world over for being fun to drive while achieving…

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June 2016

An Improved Approach to HCF Development for Vaneless Turbine Stages

Author: William Smith, Christopher Wilkins, Durga Gouravaraju, Wagner Magalhaes, Zdenek Neterda

This paper highlights the steps that have been taken to improve the design, analysis, measurement and verification of HCF in vane less turbine stages, the…

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June 2016

Ultra-High Efficiency Serial TwoStage Turbocharging System for Maximum Engine Efficiency

Author: Rob Cadle, Dietmar Giebert, Ashraf Mohamed, Ronren Gu, Matthew Oakes

Honeywell Transportation Systems has collaborated on an ultra-high efficiency two stage serial turbocharger system under the European Union FP7 GA-2012 CORE project. The compressors of…

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