Numerical investigation of turbolag reduction in HD CNG engines by means of exhaust valve variable actuation and spark timing control

International Journal of Automotive Technology

Volumn 11, Issue 3, 2010, Pages 289-306

  Baratta, M ^a   Spessa, E ^a   Mairone, P ^b  

^a POLITECNICO DI TORINO   (Italy)

^b CENTRO RICERCHE FIAT   (Italy)

Author keywords

1 D simulation; Turbocharging; Turbolag

Indexed keywords

1-D MODELS; 1-D SIMULATION; CNG ENGINE; COMPRESSED NATURAL GAS ENGINE; DRIVE CHARACTERISTIC; ENGINE EXHAUST; ENGINE SPEED; EXHAUST VALVES; EXPERIMENTAL DATA; GASOLINE ENGINES; KEY FACTORS; MATCHING PROCESS; MODEL TUNING; NUMERICAL INVESTIGATIONS; NUMERICAL SIMULATION; REDUCTION STRATEGY; SPARK TIMING; TRANSIENT OPERATION; TURBINE FLOWS;

COMPUTER SIMULATION; ELECTRIC SPARKS; ENERGY RESOURCES; EXHAUST SYSTEMS (ENGINE); NATURAL GAS; NATURAL GASOLINE; SUPERCHARGERS; TIME MEASUREMENT; TUNING; TURBINES; TURBOGENERATORS;

GAS ENGINES;

EID: 77953064131     PISSN: 12299138     EISSN: None     Source Type: Journal    
DOI: 10.1007/s12239-010-0037-x     Document Type: Article

References (18)

1. Baines, N. C. (2005). Fundamentals of Turbocharging. Edwards Brothers Inc. Ann Arbour. Michigan. USA.
2. Bush, P., Telford, C., Boam, D. and Bingham, J. (2000). A design strategy for four cylinder SI automotive engine exhaust systems. SAE Paper No.2000-01-0913.
3. d'Ambrosio, S., Spessa, E., Vassallo, A., Ferrera, M. and Peletto, C. (2006). Experimental investigation of fuel consumption, exhaust emissions and heat release of a smalldisplacement turbocharged CNG engine. SAE Paper No.2006-01-0049.
4. Doebelin, E. O. (1990). Measurement Systems - Application and Design. 4th Edn. McGraw Hill. New York.
5. Ehrlich (1998). Characterization of Unsteady On-Engine Turbocharger Turbine Performance. Ph.D. Dissertation. Purdue University.
6. Galindo, J., Luján, J. M., Serrano, J. R., Dolz, V. and Guilain, S. (2004). Design of an exhaust manifold to improve transient performance of a high-speed turbocharged diesel engine. Experimental Thermal and Fluid Science28, 8, 863-875.
7. Galindo, J., Luján, J. M., Serrano, J. R., Dolz, V. and Guilain, S. (2006). Description of a heat transfer model suitable to calculate transient processes of turbocharged diesel engines with one-dimensional gas-dynamic codes. Applied Thermal Engineering 26, 1, 66-76.
8. Gamma Technologies (2006). GT-POWER®V 6.2 User's Manual.
9. Iwasaki, M., Ikeya, N., Marutani, Y. and Kitazawa, T. (1994) Comparison of turbocharger performance between steady flow and pulsating flow on engines. SAE Paper No.940839.
10. Kato, K., Igarashi, K., Masuda, M., Otsubo, K., Yasuda, A., Takeda, K. and Sato, T. (1999). Development of engine for natural gas vehicle. SAE SP-1436 'Combustion in SI Engines', 52-60.
11. Rakopoulos, C. D. and Giakoumis, E. G. (2006). Review of thermodynamic diesel engine simulations under transient operating conditions. SAE Paper No.2006-01-0884.
12. Sammut, G. and Alkidas, A. C. (2007). Relative contributions of intake and exhaust tuning on SI engine breathing - A computational study. SAE Paper No.2007-01-0492.
13. Westin, F. and Ångström, H. E. (2002). A method of investigating the on-engine turbine efficiency combining experiments and modeling. IMechE Paper C602/029/2002.
14. Westin, F. and Ångström, H. E. (2003). Simulation of a turbocharged SI-engine with two software and comparison with measured data. SAE Paper No.2003-01-3124.
15. Westin, F., Rosenqvist, J. and Ångström, H. E. (2004). Heat losses from the turbine of a turbocharged SI engine - Measurements and simulation. SAE Paper No.2004-01-0996.
16. Westin, F. (2005). Simulation of Turbocharged SI Engines - With Focus on the Turbine. Ph.D. Dissertation. The Royal Institute of Technology. Sweden.
17. Winkler, N. and Ångström, H. E. (2007). Study of measured and model based generated turbine performance maps within a 1D model of a heavy-duty diesel engine operated during transient conditions. SAE Paper No.2007-01-0491.
18. Zhang, F. R., Okamoto, K., Morimoto, S. and Shoji, F. (1998). Methods of increasing the BMEP (Power Output) for natural gas spark ignition engines. SAE SP-1371 'Combustion Processes in Engines Utilizing Gaseous Fuels', 11-19.