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TECHNICAL PAPERS

Dynamic Analysis of Piston Secondary Motion for Small Reciprocating Compressors

[+] Author and Article Information
A. T. Prata, J. R. S. Fernandes

Department of Mechanical Engineering, Federal University of Santa Catarina, 88040-900 Florianópolis, SC-Brazil

F. Fagotti

Brazilian Compressor Industry—EMBRACO, 89219-901 Joinville, SC-Brazil

J. Tribol 122(4), 752-760 (Apr 04, 2000) (9 pages) doi:10.1115/1.1314603 History: Received December 21, 1999; Revised April 04, 2000
Copyright © 2000 by ASME
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References

Li,  D. F., Rohde,  S. M., and Ezzat,  H. A., 1983, “An Automotive Piston Lubrication Model,” ASLE Trans., 26, No. 2, pp. 151–160.
Suzuki,  T., Fujimoto,  Y., Ochiai,  Y., and Fujimura,  I., 1987, “A Numerical Study on Piston Slap in Diesel Engines,” JSME Transactions, Ser. B, 53, pp. 2610–2618.
Zhu,  D., Cheng,  H. S., Takayuki,  A., and Hamai,  K., 1992, “A Numerical Analysis for Piston Skirts in Mixed Lubrication: Part I—Basic Modeling,” ASME J. Tribol., 114, pp. 553–562.
Zhu,  D., Hu,  Y., Cheng,  H. S., Takayuki,  A., and Hamai,  K., 1993, “A Numerical Analysis for Piston Skirts in Mixed Lubrication: Part II—Deformation Considerations,” ASME J. Tribol., 115, pp. 125–133.
Gommed,  K., and Etsion,  I., 1993, “Dynamic Analysis of Gas Lubricated Reciprocating Ringless Pistons—Basic Modeling,” ASME J. Tribol., 115, pp. 207–213.
Gommed,  K., and Etsion,  I., 1994, “Parametric Study of the Dynamic Performance of Gas Lubricated Ringless Pistons,” ASME J. Tribol., 116, pp. 63–69.
Etsion,  I., and Gommed,  K., 1995, “Improved Design with Noncylindrical Profiles of Gas-Lubricated Ringless Piston,” ASME J. Tribol., 117, pp. 143–147.
Yamaguchi,  A., 1994, “Motion of the Piston in Piston Pumps and Motors,” JSME Int. J., Ser. B, 37, No. 1, pp. 83–88.
Lee,  H., 1994, “High Performance Internal Combustion Engine With Gas-Cushioned Piston,” JSME Int. J., Ser. B, 37, No. 2, pp. 434–442.
Dursunkaya,  Z., Keribar,  R., and Ganapathy,  V., 1994, “A Model of Piston Secondary Motion and Elastohydrodynamic Skirt Lubrication,” ASME J. Tribol., 116, pp. 777–785.
Fang,  Y., and Shirakashi,  M., 1995, “Mixed Lubrication Characteristics Between the Piston and Cylinder in Hydraulic Piston Pump-Motor,” ASME J. Tribol., 117, pp. 80–85.
Liu,  K., Xie,  Y. B., and Gui,  C. L., 1998, “A Comprehensive Study of the Friction and Dynamic Motion of the Piston Assembly,” Proc. Inst. Mech. Eng., 212, Part J, pp. 221–226.
Fagotti, F., Todescat, M. L., Ferreira, R. T. S., and Prata, A. T., 1994, “Heat Transfer Modeling in a Reciprocating Compressor,” Proceedings of the International Compressor Engineering Conference at Purdue, West Lafayette, IN, pp. 605–610.
Todescat, M. L., Fagotti, F., Prata, A. T., and Ferreira, R. T. S., 1992, “Thermal Energy Analysis in Reciprocating Hermetic Compressors,” Proceedings of the International Compressor Engineering Conference at Purdue, Vol. IV, West Lafayette, IN, pp. 1419–1428.
Catto, A. G., and Prata, A. T., 1997, “A Numerical Study of Instantaneous Heat Transfer During Compression and Expansion in Piston-Cylinder Geometry,” Proceedings of the ASME Advanced Energy System Division, AES-Vol. 37, pp. 441–450.
Prata,  A. T., and Ferreira,  R. T. S., 1990, “The Accuracy of Short Bearing Theory in Presence of Cavitation,” ASME J. Tribol., 112, pp. 650–654.
Dowson,  D., and Taylor,  C. M., 1979, “Cavitation in Bearings,” Annu. Rev. Fluid Mech., 11, pp. 35–66.
Gasche, J. L., Ferreira, R. T. S., and Prata, A. T., 1999, “Transient Flow of the Oil-Refrigerant Mixture Through the Radial Clearance in Rolling Piston Compressor,” Proceedings of the ASME Advanced Energy System Division, AES-Vol. 39, pp. 119–127.
Gasche, J. L., Ferreira, R. T. S., and Prata, A. T., 2000, “Two-Phase Flow of the Oil-Refrigerant Mixture Through the Radial Clearance in Rolling Piston Compressor,” accepted to the International Compressor Engineering Conference at Purdue, West Lafayette, IN.

Figures

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Force and moments acting on a piston
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Typical instantaneous gas pressure acting on piston top
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Piston orientation within the cylinder bore
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Coordinate systems employed in the solution of the problem
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Free-body diagram for (a) piston, and (b) connecting rod
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Forces acting on the piston as a function of crankshaft angle: (a) radial; (b) axial
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Minimum local oil film thickness during a cycle as a function of wrist-pin location
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Averaged power consumption and averaged oil leakage as a function of wrist-pin location
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Maximum eccentricity of top and bottom during a cycle as a function of skirt-to-bore radial clearance
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Averaged power consumption and averaged oil leakage as a function of skirt-to-bore radial clearance
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Minimum local oil film thickness during a cycle as a function of lubricant viscosity
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Averaged power consumption and averaged oil leakage as a function of lubricant viscosity
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Effect of oil viscosity on top and bottom eccentricity ratios as a function of crankshaft angle

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