Volume 16, Issue 3

 

ارسال های اخیر

  • Aerodynamic Design Optimization Using Genetic Algorithm (RESEARCH NOTE) 

    Pishevar, A. R.؛ Ziaei-Rad, S. (Materials and Energy Research Center, 2003-09-01)
    An efficient formulation for the robust shape optimization of aerodynamic objects is introduced in this paper. The formulation has three essential features. First, an Euler solver based on a second-order Godunov scheme is ...

  • Modeling of the Combustion Oscillations and Soot Formation in Aerovalved Pulse Combustors 

    Moghiman, M.؛ Rezapoor, B. (Materials and Energy Research Center, 2003-09-01)
    This paper describes the modifications and evolution of a thermal pulse combustionmodel for predicting the combustion oscillations of an aerovalved 250 kW pulse combustorincorporating a soot formation-combustion model. ...

  • Maximum Allowable Load On Wheeled Mobile Manipulators (RESEARCH NOTE) 

    Korayem, M. H.؛ Ghariblu, H. (Materials and Energy Research Center, 2003-09-01)
    This paper develops a computational technique for finding the maximum allowable load of mobile manipulators for a given trajectory. The maximum allowable loads which can be achieved by a mobile manipulator during a given ...

  • A Novel Stand-Alone Single-Phase Induction Generator Using a Three-Phase Machine and a Single-Phase PWM Inverter 

    Soltani, J.؛ Abjadi, N. R. (Materials and Energy Research Center, 2003-09-01)
    A new type of single-phase stand-alone induction generator using a three-phase induction machine and a single-phase voltage-source PWM inverter is introduced. The generator scheme is capable of producing constant load ...

  • Full Analysis of Low Finned Tube Heat Exchangers 

    Jafari Nasr, M. R.؛ Zoghi, A. T. (Materials and Energy Research Center, 2003-09-01)
    In this paper, first the governing parameters characterizing low-finned tubes are reviewed. Second, the more important of the available performance correlations are compared with the available experimental data. The most ...

  • Calculation of Complicated Flows, Using First and Second-Order Schemes (RESEARCH NOTE) 

    Azimian, A. R.؛ Goodarzi, M. (Materials and Energy Research Center, 2003-09-01)
    The first-order schemes used for discretisation of the convective terms are straightforward and easy to use, with the drawback of introducing numerical diffusion. Application of the secondorder schemes, such as QUICK scheme, ...

  • A Novel Fuzzy and Artificial Neural Network Representation of Overcurrent Relay Characteristics 

    Al-Dabbagh Hossein, M.؛ Heidari, G.؛ Askarian Abyaneh, H.؛ K. Karegar, H. (Materials and Energy Research Center, 2003-09-01)
    Accurate models of Overcurrent (OC) with inverse time relay characteristics play an important role for coordination of power system protection schemes. This paper proposes a new method for modeling OC relays curves. The ...

  • Quasi-Static Theory for Uniaxial Chiral Omega Media 

    Rashed-Mohassel, Jalil؛ Saraei, R. (Materials and Energy Research Center, 2003-09-01)
    The problem of unbounded uniaxial chiral omega media in the presence of both static electric and magnetic point charges is investigated. For this purpose scalar electric and magnetic potentials in these media are introduced. ...