Volume 2, Issue 1

 

ارسال های اخیر

  • Mechanical Properties of Basalt/Epoxy Composites 

    Mehrdadshokriyeh, Mahmoud؛ Memar, Mehdi (Islamic Azad University Majlesi Branch, 2008-09-01)
    The purpose of this paper is to determine mechanical properties of Basalt/Epoxy composites. Test samples were unidirectional composite samples which they are tested according to ASTM D790-96 standard test method by a ...

  • Analytical and Simulation of Free-Free Beam Subjected to Concentrated Impact Loadings 

    Mohamadipour, Reza؛ Harirbafan, Ebrahim؛ Mohseni, Mohsen (Islamic Azad University Majlesi Branch, 2008-09-01)
    Impact loading of free-free beam is of high interest to researchers as well as industry application. In this article a free-free beam subjected to concentrated impact loading is considered. Beam material is considered to ...

  • Investigation on Microstructure and Production of Coaxial Cable Foam Insulation using Butane Gas 

    Nazri, Mehdi؛ Behravesh, AmirHosein؛ Shahi, Payman (Islamic Azad University Majlesi Branch, 2008-09-01)
    This paper presents an investigation on the effect of temperature and raw material on microstructure of fine cellular foam used as the insulation of coaxial cables. A set up was prepared and used to produce fine cellular ...

  • Dynamic Design Principles of a Thrust Stand and Methods of Improving Frequency Response 

    Heydari, Mojtaba؛ Motallebi, Amir Alaedin؛ Rahmati, Sadegh؛ Harirbafan, Ebrahim (Islamic Azad University Majlesi Branch, 2008-09-01)
    Successful development, evaluation, and qualification of propulsion systems such as turbojet and turbofan engines and rocket motors require the measurement of the performance and reliability of these systems. Thrust stands ...

  • Mold Less Casting, a New Method for Droplet Based Part Manufacturing 

    Vahdati, Mehrdad؛ Kalami, Hamed (Islamic Azad University Majlesi Branch, 2008-09-01)
    In the new method of rapid manufacturing, the molten metal is dropped on a substrate, making layers after another. This method has the potentiality to be used for complicated castings which are difficult to make their molds ...

  • Aerodynamic Parameter Corrections for Surface to Air Missiles Using Tail Flap Vibration Feedback 

    Khougar, AhmadReza؛ Azadeh, Mohsen (Islamic Azad University Majlesi Branch, 2008-09-01)
    The Transfer functions of missiles change during flight. For proper control and desired performance of missiles through different situations during flight, their aerodynamic derivatives and mass inertia parameters need to ...

  • Exergy Analysis for Heat Pipe over a Permeable Vertical Thin Cylinder In a Porous Medium 

    Asghari, Mehdi؛ Aghanajafi, Cirus (Islamic Azad University Majlesi Branch, 2008-09-01)
    Today heat pipes are widely used by the designers in industries such as air conditioning and heat transformers for optimizing energy consumption. Existence of a permeable cylinder at the beginning and ending part of the ...