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TECHNICAL PAPERS

Finite Element Simulation of the Tightening Process of Bolted Joint With a Bolt Heater

[+] Author and Article Information
Toshimichi Fukuoka

Department of Ocean Electro-Mechanical Engineering, Kobe University of Mercantile Marine, Higashinada, Kobe, Japane-mail: fukuoka@cc.kshosen.ac.jp

Quantuo Xu

Engineous Japan, Inc., Kohoku-ku, Yokohama, Japane-mail: hsu@engineous.co.jp

J. Pressure Vessel Technol 124(4), 457-464 (Nov 08, 2002) (8 pages) doi:10.1115/1.1493205 History: Received July 13, 2001; Revised May 20, 2002; Online November 08, 2002
Copyright © 2002 by ASME
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References

Lehnhoff,  T. F., and Bunyard,  B. A., 2000, “Bolt Thread and Head Fillet Stress Concentration Factors,” ASME J. Pressure Vessel Technol., 122, pp. 180–185.
Rhee, H. C., 1990, “Three-Dimensional Finite Element Analysis of Threaded Joint,” Proc., Int. Conf. Offshore Mech. Arct. Eng. 9th, Vol. 3, Part-A, pp. 293–297.
Fukuoka,  T., 1997, “Evaluation of the Method for Lowering Stress Concentrations at the Thread Root of Bolted Joints with Modifications of Nut Shape,” ASME J. Pressure Vessel Technol., 119, pp. 1–9.
Sawa,  T., Higurashi,  N., and Akagawa,  H., 1991, “A Stress Analysis of Pipe Flange Connection,” ASME J. Pressure Vessel Technol., 113, pp. 497–503.
Lehnhoff,  T. F., Ko,  Kwang, and McKay,  M. L., 1994, “Member Stiffness and Contact Pressure Distribution of Bolted Joint,” ASME J. Mech. Des., 116, pp. 550–557.
Brown,  A. F. C., and McClimont,  W., 1960, “Fatigue Strength of Five Types of Stud,” Engineering, 20, pp. 430–430.
Sawa,  T., and Maruyama,  K., 1976, “On the Deformation of the Bolt Head and Nut in a Bolted Joint,” Bull. JSME, 19, No. 128, pp. 203–211.
Fukuoka,  T., and Takaki,  T., 1998, “Mechanical Behaviors of Bolted Joint during Tightening Using Torque Control,” JSME Int. J., Ser. A, 41, No. 2, pp. 185–191.
Bickford, J. H., and Nassar, S., “Handbook of Bolts and Bolted Joints,” Dekker, pp. 425–686.
Fukuoka, T., and Xu, Q., 1999, “Evaluations of Thermal Contact Resistance on an Atmospheric Environment,” ASME PVP-Vol. 382, pp. 145–151.
Fukuoka, T., Xu, Q., and Yoshida, K., 2000, “Numerical Analysis of the Mechanical Behaviors of Bolted Joint Under Thermal Load,” ASME DE-Vol. 110, pp. 127–132.
Holman, J. P., 1997, Heat Transfer, 8th Edition, McGraw-Hill Inc., New York, NY, pp. 487–488.
Bickford, J. H., 1990, An Introduction to the Design and Behavior of Bolted Joint, 2nd Edition, Dekker, pp. 281–292.
Fukuoka, T., and Xu, Q., 1998, “Analysis of the Tightening Process of Bolted Joint With a Bolt Heater,” ASME PVP-Vol. 367, pp. 53–59.

Figures

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A bolt heater inserted into a large bolt to be tightened
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Tightening process of a bolted joint with a bolt heater—(a) initial condition, (b) elongation due to heating, (c) nut rundown, (d) completion of tightening
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Thermal contact resistances to be considered in the (a) heating, and (b) cooling processes
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Finite element model and temperature distributions—(a) finite element model (M36, Lf/d=10), (b) temperature distribution
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Variations of temperatures with time in the tightening process
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Effects of nut rundown torque on the resulting axial bolt force
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Variations of axial bolt force with time in the tightening process
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Relationships between axial bolt force and heating time
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Relationships between axial bolt force and temperature increase of exposed bolt thread
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Relationships between axial bolt force and bolt elongation

Tables

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