July 2011

Power transfer analysis of a hybrid fuel cell/battery as portable power source generator

  The configuration of hybrid power system (HPS) are widely used and accepted in providing a stable and higher power capability sources in generating energy for human needs. Hybrid configuration is composed of at least two generating sources combined to produce larger supply of energy. The advantages of using hybrid configuration are distinctively beneficial. It reduces the stress on each source and decreases...

Author(s): Joevis J. Claveria and Akhtar Kalam

July 2011

Determination of the catalytic converter performance of bi-fuel vehicle

  The reduction of pollutant emission from spark ignition engines is desirable in order to reduce the highly impact on the green environment, produced from transport release like trains, trucks, traveler vehicles and others. However, modern vehicles are equipped with catalytic converters. A bi-fuel vehicle that has been retrofitted for both fuel systems: namely, compressed natural gas (CNG) and base fuel...

Author(s): Sameh M. Metwalley, Shawki A. Abouel-seoud and Abdelfattah M. Farahat