Stina Hemdal

Showing 27 publications

2018

Characterization of stratified fuel distribution and charge mixing in a DISI engine using Rayleigh scattering

Stina Hemdal
Combustion and Flame. Vol. 193, p. 218-228
Journal article
2018

Knock Phenomena under Very Lean Conditions in Gasoline Powered SI-Engines

Gerben Doornbos, Stina Hemdal, Ingemar Denbratt et al
SAE International Journal of Engines. Vol. 11 (1)
Journal article
2017

Comparison of E10 and E85 spark ignited stratified combustion and soot formation

Lars Christian Riis Johansen, Stina Hemdal, Ingemar Denbratt
Fuel. Vol. 205, p. 11-23
Journal article
2016

Transient Responses of Various Ammonia Formation Catalyst Configurations for Passive SCR in Lean-Burning Gasoline Engines under Various Real Engine Conditions

Gerben Doornbos, Stina Hemdal, Daniel Dahl et al
SAE Technical Papers. Vol. 2016-April
Paper in proceedings
2016

Application of Flame Speed Closure Model to RANS Simulations of Stratified Turbulent Combustion in a Gasoline Direct-Injection Spark-Ignition Engine

Chen Huang, Ehsan Yasari, Lars Christian Riis Johansen et al
Combustion Science and Technology. Vol. 188 (1), p. 98-131
Journal article
2015

High-Speed Photography of Stratified Combustion in an Optical GDI Engine for Different Triple Injection Strategies

Petter Dahlander, Stina Hemdal
SAE Technical Papers: SAE 2015 World Congress and Exhibition; Cobo CenterDetroit; United States; 21 April 2015 through 23 April 2015 (April)
Paper in proceedings
2015

Drive Cycle Particulate and Gaseous Emissions from a Parallel Hybrid Combustion Engine and Electric Powertrain

Lars Christian Riis Johansen, Ingemar Denbratt, Stina Hemdal
SAE Technical Papers (September)
Paper in proceedings
2015

Numerical and Experimental Study of Stratified Turbulent Combustion in a Spray-Guided Gasoline Direct Injection Engine

Chen Huang, Andrei Lipatnikov, Lars Christian Riis Johansen et al
Sustainable Automotive Technologies 2014, Proceedings of the 6th ICSAT, Lecture Notes in Mobility, p. 77-84
Conference contribution
2015

In cylinder visualization of stratified combustion of E85 and main sources of soot formation

Lars Christian Riis Johansen, Stina Hemdal
Fuel. Vol. 159, p. 392-411
Journal article
2015

Reduction of Fuel Consumption and Engine-out NO x Emissions in a Lean Homogeneous GDI Combustion System, Utilizing Valve Timing and an Advanced Ignition System

Gerben Doornbos, Stina Hemdal, Daniel Dahl
SAE Technical Papers: SAE 2015 World Congress and Exhibition; Cobo CenterDetroit; United States; 21 April 2015 through 23 April 2015. Vol. 2015-April (April)
Paper in proceedings
2014

A Study of Two Basic Issues Relevant to RANS Simulations of Stratified Turbulent Combustion in a Spray-Guided Direct-Injection Spark-Ignition Engine

Chen Huang, Andrei Lipatnikov, Lars Christian Riis Johansen et al
SAE Technical Papers (2014-01-2572), p. 1-15
Journal article
2013

Experimental Investigation of Soot in a Spray-Guided Single Cylinder GDI Engine Operating in a Stratified Mode

Anders Johansson, Stina Hemdal, Petter Dahlander
SAE: 11th International Conference on Engines & Vehicles. Vol. 2013 (2013-24-0052)
Paper in proceedings
2011

In-cylinder soot imaging and emissions of stratified combustion in a spark-ignited spray-guided direct-injection gasoline engine

Stina Hemdal, Mats Andersson, Petter Dahlander et al
International Journal of Engine Research. Vol. 12 (6), p. 549-563
Journal article
2011

Gasoline Direct Injection - Simulations and Experiments

Chen Huang, Andrei Lipatnikov, Valeri Golovitchev et al
ILASS2011. The 24th European Conference on Liquid Atomization and Spray Systems, Estoril, Portugal, September, 5-7, 2011, p. 4 pagews-
Conference contribution
2011

Evaporation of Gasoline-Like and Ethanol-Based Fuels in Hollow-Cone Sprays Investigated by Planar Laser-Induced Fluorescence and Mie Scattering

Mats Andersson, Jonas Wärnberg, Stina Hemdal et al
SAE Technical Papers, p. 2011-01-1889-
Journal article
2009

Stratified Cold Start Sprays of Gasoline-Ethanol Blends

Stina Hemdal, Jonas Wärnberg, Petter Dahlander et al
SAE SP 2241 SI Combustion and Direct Injection SI Engine TEchnology 2009, p. 397-410
Paper in proceedings
2009

Stratified cold start sprays of gasoline-ethanol blends

Stina Hemdal, Ingemar Denbratt, Petter Dahlander et al
SAE International Journal of Fuels and Lubricants. Vol. 2 (1), p. 683-696
Journal article
2009

Ignitability of hollow cone gasoline/gasoline-ethanol sprays

Jonas Wärnberg, Stina Hemdal, Mats Andersson et al
18. Aachener Kolloquium, Fahrzeug- und Motorentechnik. Vol. 1, p. 413-450
Conference contribution
2008

Temperature measurements using exciplex fluorescence with TMPD and methylnaphthalene as tracers

Mats Andersson, Stina Hemdal, Raul Lima Ochoterena
Proc. 22nd European Conference on Liquid Atomization and Spray Systems, p. ILASS-08-P-19-
Conference contribution
2007

Determination of OH number densities outside of a platinum catalyst using cavity ringdown spectroscopy

Åsa Johansson, Stina Hemdal, Mats Andersson et al
Journal of Physical Chemistry A. Vol. 111 (29), p. 6798-6805
Journal article
2005

Fluorobenzene and Fluorotoluene with Triethylamine as Exciplex Tracers for Two-Phase Visualization in Gasoline-like Fuel Sprays

Fredrik Persson, Stina Hemdal, M. Andersson
Proceedings of ILASS-Europe
Paper in proceedings
2004

Fuel distribution visualization from an air-assisted injector in a spray chamber

Mikael Skogsberg, Petter Dahlander, Fredrik Persson et al
Comodia 2004, Yokohama, 2-5 aug 2004
Paper in proceedings
2004

Reaction intermediates in high temperature catalytic water formation studied with cavity ringdown spectroscopy

Stina Hemdal, Åsa Johansson, M. Försth et al
Journal of Vaccum Science and Technology A. Vol. 22, p. 1620-
Journal article

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