Ohmic heating in a double-taper sabot-armature

IEEE Transactions on Magnetics

Volumn 39, Issue 1 I, 2003, Pages 153-157

  Powell, John D ^a   Zielinski, Alexander E ^a  

^a U S ARMY RESEARCH LABORATORY   (United States)

Author keywords

Electromagnetic gun; Electromagnetic launch; Electromagnetic propulsion; Railgun

Indexed keywords

ELECTRIC POWER SUPPLIES TO APPARATUS; ELECTROMAGNETIC PROPULSION; HEAT TRANSFER; MATHEMATICAL MODELS; PRESSURE DISTRIBUTION; RAIL GUNS; TEMPERATURE DISTRIBUTION; VELOCITY MEASUREMENT;

DOUBLE TAPER SABOT ARMATURE; OHMIC HEATING; SPATIAL DISTRIBUTION; TIME EVOLUTION;

ELECTROMAGNETIC LAUNCHERS;

EID: 0037232827     PISSN: 00189464     EISSN: None     Source Type: Journal    
DOI: 10.1109/TMAG.2002.805964     Document Type: Article

References (13)

1. J. D. Powell, D. J. Walbert, and A. E. Zielinski, "Two-dimensional model for current and heat transport in solid-armature railguns," U.S. Army Research Lab., Aberdeen Proving Ground, MD, ARL-TR-74, Feb. 1993.
2. J. D. Powell and A. E. Zielinski, "Current and heat transport in the solid-armature railgun," IEEE Trans. Magn., vol. 31, pp. 645-650, Jan. 1995.
3. ____, "Observation and simulation of solid-armature railgun performance," IEEE Trans. Magn., vol. 35, pp. 84-89, Jan. 1999.
4. J. F. Newill, J. D. Powell, and A. E. Zielinski, "Coupled finite-element codes for armature design," IEEE Trans. Magn., vol. 39, pp. 148-152, Jan. 2003.
5. G. C. Long, "Fundamental limits to the velocity of solid armatures in railguns," Ph.D. dissertation, Univ. Texas, Austin, 1987.
6. D. P. Rodger, P. J. Leonard, and J. F. Eastman, "Modelling electromagnetic rail launchers at speed using 3D finite elements," IEEE Trans. Magn., vol. 27, pp. 314-317, Jan. 1991.
7. K. T. Hsieh, "A Lagrangian formulation for mechanically, thermally coupled electromagnetic diffusive processes with moving conductors," IEEE Trans. Magn., vol. 31, pp. 604-609, Jan. 1995.
8. A. E. Zielinski, "Novel armature design for a railgun-launched kinetic energy penetrator," U.S. Army Research Laboratory, Aberdeen Proving Ground, MD, ARL-TR, 2002.
9. J. H. Batteh, "Momentum equation for arc-driven rail guns," J. Appl. Phys., vol. 56, pp. 3182-3186, Jan. 1984.
10. M. F. Frese, "The internal structure and dynamics of the railgun plasma armature between infinitely wide ablating rails," Los Alamos Nat. Lab., Contract 9-XF9-4363Y-1, 1990.
11. J. D. Powell and A. E. Zielinski, "Current and heat transport in a double taper sabot-armature," U.S. Army Res. Lab., Aberdeen Proving Ground, MD, ARL-TR-2523, 2001.
12. A. E. Zielinski and D. E. Hildenbrand, "Observation and simulation of armature contact performance in the cannon-caliber electromagnetic gun," IEEE Trans. Magn., vol. 33, pp. 157-162, Jan. 1997.
13. A. E. Zielinski, S. Niles, and J. D. Powell, "Current and heat conduction during a pulsed electrical discharge," J. Appl. Phys., vol. 86, pp. 3943-3952, Oct. 1998.