Stina Hemdal
Visar 28 publikationer
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
Artikel i vetenskaplig tidskrift
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)
Artikel i vetenskaplig tidskrift
2017
Reduction of Soot Formation in an Optical Single-Cylinder Gasoline Direct-Injected Engine Operated in Stratified Mode Using 350 Bar Fuel Injection Pressure, Dual-Coil and High-Frequency Ignition Systems
Anders Johansson, Stina Hemdal, Petter Dahlander
SAE International Journal of Engines. Vol. 10 (3)
Artikel i vetenskaplig tidskrift
2017
Development and applications of nonlinear optical spectroscopy: 15th ECONOS/35th ECW meeting in Gothenburg (Sweden)
Stina Hemdal, David Sedarsky, Johannes Kiefer et al
Journal of Raman Spectroscopy. Vol. 48 (8), p. 1019-
Inledande text i tidskrift
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
Artikel i vetenskaplig tidskrift
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 i proceeding
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
Artikel i vetenskaplig tidskrift
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 i proceeding
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 i proceeding
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
Konferensbidrag (offentliggjort, men ej förlagsutgivet)
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 i proceeding
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
Artikel i vetenskaplig tidskrift
2014
Measurements of particulate size distribution from a GDI engine using a nafion dryer and a DMS500 without sample dilution
Anders Johansson, Petter Dahlander, Stina Hemdal
Konferensbidrag (offentliggjort, men ej förlagsutgivet)
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
Artikel i vetenskaplig tidskrift
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 i proceeding
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
Artikel i vetenskaplig tidskrift
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-
Konferensbidrag (offentliggjort, men ej förlagsutgivet)
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-
Artikel i vetenskaplig tidskrift
2011
Optical Diagnostics Applied to Internal Combustion Engines: Catalysis, Sprays and Combustion
Stina Hemdal
Doktorsavhandling
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 i proceeding
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
Artikel i vetenskaplig tidskrift
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
Konferensbidrag (offentliggjort, men ej förlagsutgivet)
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-
Konferensbidrag (offentliggjort, men ej förlagsutgivet)
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
Artikel i vetenskaplig tidskrift
2006
Application of laser diagnostics for two-phase imaging of fuel sprays and quantitative measurements of combustion radicals and soot
Stina Hemdal
Licentiatavhandling
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 i proceeding
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 i proceeding
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-
Artikel i vetenskaplig tidskrift
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