• Electric Vehicle Modeling Utilizing DC Motor Equations 

    Hearn, C.S.; Weeks, D.A.; Thompson, R.C.; Chen, D. (IEEE, 2010-07)
    This paper discusses modeling an electric utility vehicle powered by a separately wound DC motor. Many modeling techniques use steady state efficiency maps and torque-speed curves to describe the performance of electric ...
  • Electric vehicles and public charging infrastructure : impediments and opportunities for success in the United States 

    Borden, Eric Joshua (2012-05)
    Today’s debate regarding the United States (U.S.) transportation sector has never been more important. As similar discussions embroil electricity generation, one can see the powerful forces of the status-quo pitted against ...
  • Electrical Insulation Challenges for Rotating Machines Used on Future Electric Ships 

    Hebner, R.E.; (, 2007-10)
    The electrification of ships coupled with a demand for very high power and energy density raises challenges for insulation system designers for this market. The physical reason the design is challenging is that the electrical, ...
  • Electrically Dewatering Microalgae 

    Pearsall, R.V.; Connelly, R.L.; Fountain, M.E.; Hearn, C.S.; Werst, M.D.; Hebner, R.E.; Kelley, E.F. (IEEE, 2011-10)
    Microalgae are being developed as a source of fuels and/or chemicals. A processing challenge is dewatering the algae. Electrical approaches to dewatering include exploiting electrophoresis or electroflocculation. The ...
  • Electricity Markets $64,000 Question 

    Spence, David B (2016-07-01)
  • Electricity Transmission in the U.S. – Legal Issues and Trends 

    Trahan, Ryan (The Center for Global Energy, International Arbitration, and Environmental Law, 2010-03)
    The U.S. electricity transmission infrastructure is undergoing historic change; a short, upfront look at current and projected investment activity provides a sense of the scale and impact. Under the auspice of the American ...
  • Electromagnetic and Structural Analyses of an Integrated Launch Package 

    Liu, H-P.; Ting, Y.L.; Zowarka, R.C.; Alexander, A. (IEEE, 1999-01)
    In this paper, detailed three-dimensional (3D) transient electromagnetic (EM) analyses with temperature-dependent material properties were performed using a state-of-the-art analysis tool to calculate current densities, ...
  • Electromagnetic and Structural Analyses of Electric Gun and Integrated Launch Package Systems 

    Yun, H.D.; Price, J.H. (IEEE, 1995-01)
    The authors describe electromagnetic and structural analyses of electric gun and integrated launch packages. Models presented were developed for the Sabot Launched Electric Gun Kinetic Energy projectile (SLEKE) program and ...
  • Electromagnetic Earth-to Space Launch 

    Fair, H. D.; Coose, P.; Meinel, C. P.; Tidman, D. A. (IEEE, 1989-01)
    The authors review several of the previous electromagnetic and electrothermal launch concepts and discuss the critical related technologies which are essential for the development of practical Earth-to-space launch systems. ...
  • Electromagnetic Field Effect and Analysis of Composite Structure 

    Hsieh, K-T.; Tzeng, J. T. (2014-07)
    The electromagnetic and thermal response of composites subjected to magnetic fields is simulated by solving Maxwell and heat transfer equations simultaneously. The developed analysis accounts for the anisotropic nature of ...
  • Electromagnetic Force, Jerk, and Electric Gun Projectile Design 

    Zowarka, R.C.; Kajs, J.P. (, 1992-04)
    As railgun projectiles have become more sophisticated, attention is being given to railgun produced electromagnetic forces that affect the mechanical loading of the projectile. The rate at which a launch package is accelerated ...
  • An electromagnetic gun power supply as a component of an electric ship power system 

    Hebner, R.E.; Pappas, J.A; Kitzmiller, J.R; Davey, K.R; Herbst, J.D; Ouroua, A; Beno, J.H. (2004-12)
    An electromagnetic gun provides a new component that must be integrated into the power system of an electric ship. An interesting topology for the power supply is a set of pulsed alternators with sufficient energy stored ...
  • Electromagnetic Induction Launchers 

    Driga, M. D.; Weldon, W. F.; Woodson, H. H. (IEEE, 1986-11)
    The electromagnetic launcher consists of a system of stator coils producing a traveling field which accelerates an armature carrying currents induced by the traveling field (induction accelerator [1,2]) or persistent ...
  • Electromagnetic Launch Research at The University of Texas at Austin 

    Weldon, W.F.; (, 1991-04)
    The Center for Electromechanics at The University of Texas at Austin (CEM-UT) has been involved in the development of rotating electrical machines for pulsed power applications since 1973 and in the development of ...
  • Electromagnetic Launch: Highway to the Stars 

    Fair, H. D.; Meinel, C; Parks, K. (1987-09)
    The future of large-scale space industrialization is considered and the key role of Earth-to-space electromagnetic launch is projected. The energetic relationships of the orbits of cislunar space and trajectories are ...
  • Electromagnetic Launchers for Space Applications 

    Schroeder, J. M.; Gully, J. H.; Driga, M. D. (IEEE, 1989-01)
    An electromagnetic launcher (EML) was designed for NASA-Langley to boost large models to hypervelocity for flight evaluation. Two different concepts were developed using railgun and coilgun principles. A coilgun was designed ...
  • Electromagnetic Powder Deposition 

    Zowarka, R.C. (1999-03)
  • Electromagnetic Powder Deposition Experiments 

    Zowarka, R.C.; Bacon, J.L.; Davis, D.G.; Sledge, R.L.; Uglum, J.R.; Driga, M.D. (IEEE, 1999-01)
    The US Department of Defense (DoD) and commercial entities are dependent on chemical plating and coating processes to replace worn or eroded material on damaged parts. Logistics Centers have been forced to consider replacement ...
  • Electromagnetic Railgun Launcher Model Testing Simulation 

    Weeks, D.A.; Weldon, W.F; Zowarka Jr, R.C. (1987-03)
    The Center for Electromechanics at the University of Texas (CEM-UT) at Austin has developed two simulations for predicting railgun performance while performing research associated with several Defense Advanced Research ...
  • Electromagnetic Thrust Bearing for a Homopolar Machine--Theoretical Analysis 

    Mustafa, S.F.; Driga, M.D; Rowberg, R.E; Woodson, H.H. (1974-05)
    Development of large, inertial pulsed power supplies is essential to the success of the controlled thennonuclear research program. A very attractive candidate for this supply is the homopolar motorgenerator which can produce ...