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TECHNICAL PAPERS: Manifold Gas Dynamics and Turbocharging

Numerical Analysis of Unsteady Exhaust Gas Flow and Its Application for Lambda Control Improvement

[+] Author and Article Information
K. Yoshizawa, K. Mori, K. Arai, A. Iiyama

Powertrain Research Laboratory, Nissan Research Center, Nissan Motor Co., Ltd., 1 Natsushima-cho, Yokosuka 237-8523, Japan

J. Eng. Gas Turbines Power 125(2), 555-562 (Apr 29, 2003) (8 pages) doi:10.1115/1.1473149 History: Received January 01, 2000; Revised August 01, 2000; Online April 29, 2003
Copyright © 2003 by ASME
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References

Aita, S., Tabbal, A., Munck, G., Fujiwara, K., Hongoh, H., Tamura, E., and Obana, S., 1990, “Numerical Simulation of Port-Valve-Cylinder Flow in Reciprocating Engines,” SAE Paper No. 900820.
Godrie, P., and Zellat, M., 1994, “Simulation of Flow Field Generated by Intake Port-Valve-Cylinder Configurations—Comparison with Measurements and Applications,” SAE Paper No. 940521.
Naitoh, K., Fujii, H., Urushihara, T., Takagi, Y., and Kuwahara, K., 1990, “Numerical Simulation of the Detailed Flow in Engine Ports and Cylinder,” SAE Paper No. 900256.
Trigui, N., Affes, H., and Kent, J. C., 1994, “Use of Experimentally Measured In-Cylinder Flow Field at IVC as Initial Conditions for CFD Simulation of Compression Stroke in I.C. Engine-A Feasibility Study,” SAE Paper No. 940280.
Khalighi, B., El Tahry, S. H., Haworth, D. C., and Huebler, M. S., 1995, “Computation and Measurement of Flow and Combustion in a Four-Valve Engine with Intake Variations,” SAE Paper No. 950287.
Kuo, T.-W., and Reuss, D. L., 1995, “Multidimensional Port-and-Cylinder Flow Calculations for the Transparent-Combustion-Chamber Engine,” Engine Modeling ICE-Vol. 23, ASME, New York.
Lai, M.-C., Kim, J.-Y., Cheng, C.-Y., Chui, G., and Pakko, J. D., 1991, “Three-Dimensional Simulations of Automotive Catalytic Converter Internal Flow,” SAE Paper No. 910200.
Wendland, D. W., Kreucher, J. E., and Andersen, E., 1995, “Reducing Catalytic Converter Pressure Loss with Enhanced Inlet-Header Diffusion,” SAE Paper No. 952398.
Kuo, T.-W., and Khalighi, B., 1995, “Numerical Study on Flow Distribution in T-Junctions and a Comparison With Experiment,” Engine Modeling, ICE-Vol. 23, ASME, New York.
Park, S.-B., Kim, H.-S., Cho, K.-M., and Kim, W.-T, 1998, “An Experimental and Computational Study of Flow Characteristics in Exhaust Manifold and CCC (Close-Coupled Catalyst),” SAE Paper No. 980128.
Cho, Y.-S., Kim, D.-S., Han, M., Joo, Y., Lee, J.-H., and Min, K.-D., 1998, “Flow Distribution in a Close-Coupled Catalytic Converter,” SAE Paper No. 982552.
Takeyama, S., Ishizawa, S., Yoshikawa, Y., and Takagi, Y., 1987, “Gas Exchange Simulation Model for Improving Charging Efficiency of 4-Valve Internal Combustion Engine,” I.M.E. the First Conference of the Computers in Engine Technology.
Hasegawa, Y., Akazaki, S., Komoriya, I., Maki, H., Nishimura, Y., and Hirota T., 1994, “Individual Cylinder Air-Fuel Ratio Feedback Control Using an Observer,” SAE Paper No. 940376.
STAR-CD Version 3.05 Manual, 1998, Computational Dynamics, Ltd.
Chikahisa,  T., and Murayama,  T., 1990, “Theoretical and Experimental Study on Combustion Similarity for Different Size Diesel Engines,” COMODIA, 90, pp. 571–576.

Figures

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Computational grids for a close-coupled catalytic converter system
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Computational grid size dependency
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Comparison of predicted and measured gas flow at catalyst inlet
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Comparison of predicted and measured velocities at oxygen sensor
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Oxygen sensor sensitivity
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Comparison of calculated and measured sensor sensitivities
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Simulation method for exhaust gas pulsation due to the gas exchange process
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Comparison of predicted and measured pressure at oxygen sensor
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Calculated velocities and gas concentrations at oxygen sensor
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Comparison of calculated and measured sensor sensitivities
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Correlation between calculated and experimental sensor sensitivity dispersion
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Selection of optimum oxygen sensor location based on calculations
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Comparison of gas concentration from each cylinder at oxygen sensor
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Effect of cylinder runner length on period of gas presence
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Ignition timing and sensor sensitivity of V-8 engine
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Lambda control method for an exhaust manifold with different-length cylinder runners

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