• Fabrication and Testing of a 30 mm and 90 mm Laminated, High L’ Railgun Designed and Built at CEM-UT 

      Hahne, J.J.; Upshaw, J.L.; Herbst, J.D.; Price, J.H. (IEEE, 1995-01)
      With the emphasis on moving railgun technology from a laboratory based setting out into the field, a new lighter weight and stiff railgun structure was designed at the Center for Electromechanics at The University of Texas ...
    • Fabrication of a Compact Storage Inductor for Railguns 

      Spann, M.L.; Pratap, S.B.; Gully, J.H.; Weldon, W.F.; Woodson, H.H. (IEEE, 1984-03)
      A liquid nitrogen-cooled, coaxial, energy storage inductor has been designed and built to be used in conjunction with a compact homopolar generator to form a high-energy-density power supply for use with electro-magnetic ...
    • Fabrication of a Compensated Pulsed Alternator for a Rapid Fire Railgun System 

      Werst, M.D.; Brinkman, B.G.; Spann, M.L. (IEEE, 1986-11)
      This paper presents a detailed description of fabrication of the compensated pulsed alternator (compulsator) for a rapid-fire railgun system. Presented are fabrication techniques and assembly processes developed specifically ...
    • Fabrication of a Rotor for a Field Based, Self-Excited Compulsator Power Supply for a 9 MJ Railgun Demonstrator 

      Manifold, S.M.; Brinkman, W.G.; Estes, E.G. (IEEE, 1993-01)
      Fabrication of a high-speed, self-excited air-core rotor for a field based compulsator is well under way. The compulsator is to be used as a power supply for firing 9 MJ projectiles from a skid mounted electromagnetic ...
    • Factors Contributing to Streamer Morphology 

      Hebner, R.E.; (IEEE, 2002)
      Recent work shows that the range of morphology of anode streamers in liquid dielectric breakdown is predicted when it is represented as stochastic growth of a branching fractal tree. This model may be analogous to the ...
    • Fault analysis on a naval power grid using equivalent impedances 

      Davey, K.R.; (IASME, 2004-07)
      Generation High Speed Rail Program. The flywheel rotor, which weighs 5100 lb, is designed to store 130 kW-hr of energy at a top design speed of 15,000 rpm. The vertical rotor, which runs in a vacuum, is supported by a 5 ...
    • A Field Based, Self-Excited Compulsator Power Supply for A 9 MJ Railgun Demonstrator 

      Walls, A. W.; Pratap, S.B.; Brunson, G.W.; Cook, K.G.; Herbst, J.D.; Manifold, S.M.; Rech, B.M.; Thelen, R.F.; Thompson, R.C.; Brinkman, W.G. (IEEE, 1991-01)
      Fabrication efforts have begun on a field-based compulsator for firing 9 MJ projectiles from a railgun launcher. The machine is designed to store 200 MJ kinetic energy and fire a salvo of nine rounds in three minutes at ...
    • Field coil insulation testing for pulsed power alternators 

      Hearn, C.S.; Hahne, J.J.; Manifold, S.M.; Pish, S.P. (IEEE, 2007-01)
      Current pulse power alternator designs operate at high speeds and high current densities. The field coil insulation systems for pulse power alternators must provide sufficient stand-off voltage while limiting the amount ...
    • Field initiation design fundamentals for pulsed alternators 

      Kitzmiller, J.R.; Driga, M.D. (IEEE, 2007-01)
      Efficient high-performance pulsed alternator (PA) systems have low-impedance field windings that rely on very fast current rise times in order to maintain attractive system efficiencies. These systems rely on positive ...
    • Fieldable Electromagnetic Gun Design 

      Werst, M.D.; Zowarka, R.C.; Jamison, K.; Hurn, W. (, undated)
      This paper describes the design of an electromagnetic (EM) gun capable of delivering launch packages at 2.5 km/s. The gun design methodology targets four areas where launcher technology must be advanced: efficiency, energy ...
    • Final Design and Manufacture of a Modular Sixty Megajoule Pulsed Homopolar Generator Power Supply 

      Noble, W. L.; Aanstoos, T. A. (IEEE, 1986)
      The Center for Electromechanics at The University of Texas at Austin (CEM-UT) has designed and built high-energy pulsed homopolar generators (HPG's) since 1972. A 5-megajoule (MJ) disc-type HPG was built and tested in 1974 ...
    • Final Design of an Air Core, Compulsator Driven 60 Caliber Railgun System 

      Kitzmiller, J.R.; Faidley, R.N.; Fuller, R.L.; Headifen, R.; Pratap, S.B.; Spann, M.L.; Thelen, R.F. (IEEE, 1991-01)
      The manufacturing phase of a laboratory-based small-caliber electromagnetic (EM) launcher and compulsator power supply is discussed. The objective of the 29-month program is to develop a compact, lightweight test bed capable ...
    • Final Design of the Control and Auxiliary Systems for the Balcones 60 MJ Homopolar Pulsed Power Supply 

      Hildenbrand, D. J.; Pichot, M. A.; Price, J. H. (IEEE, 1986-11)
      The Center for Electromechanics at The University of Texas at Austin (CEM-UT) has completed the final design of a 60 megajoule (MJ) laboratory pulsed-power facility. Six identical 10-MJ homopolar generators are utilized ...
    • Final Manufacture and Assembly of a Modular 60 Megajoule Pulsed Homopolar Power Supply 

      Noble, W L.; Weldon, J.M.; Gully, J.H. (IEEE, 1986-11)
      The Center for Electromechanics at the University of Texas at Austin (CEM-UT) has contracted Parker Kinetics Designs Inc. (PKD) to manufacture and install a modular 60 megajoule pulsed homopolar generator power supply ...
    • Flywheel Batteries Come Around Again 

      Hebner, R.E.; Beno, J.H.; Walls, W.A. (IEEE, 2002-04)
      Today's flywheel batteries, embody technological advances, and they are serious contenders for a variety of important energy-storage applications. They are, for example, competitive with chemical batteries in applications ...
    • The flywheel battery containment problem 

      Pichot, M.; Kramer, J.; Hayes, R.J.; Thompson, R.C.; Beno, J.H. (Society of Automotive Engineers, Inc., 1997-02)
      Flywheel energy storage systems (FESSs), commonly know as flywheel batteries, are being developed for a number of power averaging applications in the transportation industry. Most FESS designs incorporate rotors made from ...
    • Flywheel energy storage system with homopolar electrodynamic magnetic bearing 

      Filatov, A.; McMullen, P.; Davey, K.; Thompson, R.C. (, undated)
      The goal of this research was to evaluate the potential of homopolar electrodynamic magnetic bearings for flywheel energy storage systems (FESSs). The primary target was a FESS for Low Earth Orbit (LEO) satellites; however, ...
    • Flywheel Energy Storage to Improve the Energy Efficiency of the DDG-51 Ship Service Electric Power Distribution System 

      Herbst, J.D.; Gattozzi, A.L. (IEEE, 2005-07)
      This paper reports on the investigation and development of flywheel technology as energy storage for shipboard zonal power systems. The goal was to determine where energy storage devices could improve operation and/or ...
    • Focusing Experiments in Plasma Coaxial Railguns 

      Driga, M. D.; Cook, R. W.; Thelen, R. F. (IEEE, 1986-11)
      The >projectile> being accelerated in a plasma coaxial railgun is a complex mixture: besides plasma, it contains solid particles of fuse, liquid and vapor metal. Materials accelerated are not limited to the fuse metal, the ...
    • Formation of Amorphous Metal By Hypervelocity Impact 

      Spann, M.L.; Brown, L.D. (, undated)
      The Center for Electromechanics at The University of Texas at Austin has investigated the use of an electromagnetic railgun accelerator for the deposition of non-crystalline metals. The two main objectives of the study ...