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TECHNICAL PAPERS

Dynamics and Control of a Free-Piston Diesel Engine

[+] Author and Article Information
Tor A. Johansen, Olav Egeland

Department of Engineering Cybernetics, Norwegian University of Science and Technology, N-7491 Trondheim, Norway

Erling Aa. Johannessen, Rolf Kvamsdal

Kværner ASA, Technology Development, Postboks 169, N-1325 Lysaker, Norway

J. Dyn. Sys., Meas., Control 125(3), 468-474 (Sep 18, 2003) (7 pages) doi:10.1115/1.1589035 History: Received June 14, 2001; Revised February 20, 2003; Online September 18, 2003
Copyright © 2003 by ASME
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References

Moiroux, A. F. (1958), “Free-piston engine possibilities,” in ASME Oil and Gas Power Conference. pp. 58–OGP-7.
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Hu,  Y., and Hibi,  A., 1990, “Hydraulic free piston internal combustion engine (experimental investiagation of the fundamental test apparatus with opposed piston),” Trans. Jpn. Soc. Mech. Eng., Ser. B, 56, 3167–3172.
Hu,  Y., and Hibi,  A., 1991, “Hydraulic free piston internal combustion engine (theoretical investiagation of the opposed piston type),” Trans. Jpn. Soc. Mech. Eng., Ser. B, 57, 762–767.
Goldsborough, S. S., and Blarigan, P. V. (1999), “A numerical study of a free piston internal combustion engine operating on homogeneous charge compression ignition combustion,” in SAE Technical paper 990619.
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Larmi, M., Isaksson, S., Tikkanen, S., and Lammila, M. (2001), “Performance simulation of a compression ignition free piston engine,” in SAE Technical paper 010280.
Achten, P. A. J., Van Den Oeven, J. P. J., Potma, J., and Vael, G. E. M. (2000), “Horsepower with brains: the design of the CHIRON free piston engine,” in SAE Technical paper 012545.
Johansen, T. A., Egeland, O., Johannessen, E. A., and Kvamsdal, R. (2001), “Free-piston diesel engine dynamics and control,” in Proc. American Control Conference, Arlington, Va.
Johansen,  T. A., Egeland,  O., Johannessen,  E. A., and Kvamsdal,  R., 2002, “Free-piston diesel engine timing and control-towards electronic cam- and crankshaft,” IEEE Trans. Control Syst. Technol., 10, 177–190.
Heywood, J. B. (1988), Internal Combustion Engine Fundamentals, McGraw-Hill, New York.
Borman, G., and Ragland, K. (1998), Combustion Engineering, McGraw-Hill, New York.
Moran, M. J., and Shapiro, H. N. (1993), Fundamentals of Engineering Thermodynamics, 2nd ed., Wiley, New York.

Figures

Grahic Jump Location
Sketch of multi-cylinder free-piston engine, indicating mass and energy flows
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Geometric cycle parameters
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Main engine parameters as a function of load (theoretical calculations)
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Nonlinear gain as a function of load
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Piston motion (xBDC and xTDC positions) and control input mdi and ma when the load of the engine is increased from idle to about 40 percent using a throttle in the exhaust pipe. Curves for the exhaust manifold pressure pe, scavenging pressure pr and intake manifold pressure pi are also shown.

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