volume-04-Issue 1 (2012)

Latest Articles

The Role of Mathematical Modeling in Understanding the Groundwater Pollution

IJTEE, volume-04 , Issue 2 (2012), PP 171 - 176

Published: 20 Apr 2012

DOI: http://doi.org/10.5383/ijtee.04.02.008

by Fathi M Allan, Emad Elnajjar from Department of Mathematical Sciences, UAEU, AL AIN, UAEU, Department of Mechanical engineering, UAEU, AL AIN, UAEU

Abstract: To understand the process of groundwater contamination diffusion and spreading, mathematical model is usually used. In the present study, a mathematic read more...

Keywords: Mathematical modeling, underground water pollution, transport equation

Energy Tri-Generation: Combined Gas Cogeneration/Solar Cooling

IJTEE, volume-04 , Issue 2 (2012), PP 157 - 163

Published: 20 Apr 2012

DOI: http://doi.org/10.5383/ijtee.04.02.006

by R. Benelmir, A. Merabtine, D. Descieux from Lorraine Univ. – Fac. Sc. Tech. - LERMAB, Vandoeuvre-les-Nancy, France

Abstract: The article presents an analysis of a tri-generation system using a solar energy as primary energy to provide a reliable alternative to minimize energ read more...

Keywords: Lorraine Univ. – Fac. Sc. Tech. - LERMAB, Vandoeuvre-les-Nancy, France

Modeling Tool for Air Stripping and Carbon Adsorbers to Remove Trace Organic Contaminants

IJTEE, volume-04 , Issue 1 (2012), PP 99 - 106

Published: 19 Jul 2011

DOI: http://doi.org/10.5383/ijtee.04.01.014

by Khaldoon Mourada, Ronny Berndtsson, Wail Abu-El-Sha'r, Abdalla M Qudah from Lund University, Lund, Sweden, 22100, Jordan University of Science and Technology, Irbid, 22110, Jordan

Abstract: Removal of trace organic contaminants from aqueous solutions by air strippers (AS) and fixed bed carbon adsorber (FBCA) has been studied. A trace orga read more...

Keywords: Modeling, Air Stripper, Fixed Bed Adsorber, Trace Organics, Packing Materials

Computational Investigation of Flow and Heat Transfer in a Rectangular Duct with Ribs Mounted in a Staggered Arrangement

IJTEE, volume-04 , Issue 1 (2012), PP 81 - 88

Published: 19 Jul 2011

DOI: http://doi.org/10.5383/ijtee.04.01.012

by M. Alhajeri from Mechanical P& R Engineering Department, Faculty of Technological Studies, PAAET, Kuwait

Abstract: Fluid Flow and heat transfer results are presented from a ribbed U-tube, which models passages used to cool the blades in gas turbine engines. Computa read more...

Keywords: Turbine blade cooling, CFD, Rib

A Study on Modification of Knowledge, Attitude and Practice on Vocational High School Electronics Courses Integrated with Nanotechnology Concept

IJTEE, volume-04 , Issue 1 (2012), PP 73 - 79

Published: 19 Jul 2011

DOI: http://doi.org/10.5383/ijtee.04.01.011

by Dai Chien-Yun, Chen Wan-Fei, Yuan Yu-Hsi, Yen Chia-Hung from Department of Industrial Education, National Taiwan Normal University, Taipei, Taiwan, 106

Abstract: The purpose of this study is trying to explore the discrepancy of knowledge (K), attitude (A), and practice (P) before and after the experimental teac read more...

Keywords: nanotechnology, KAP, vocational high schools electronics courses

Effect of Nozzle Spacing on Heat Transfer and Fluid Flow Characteristics of an Impinging Circular Jet in Cooling of Electronic Components

IJTEE, volume-04 , Issue 1 (2012), PP 7 - 12

Published: 31 May 2011

DOI: http://doi.org/10.5383/ijtee.04.01.002

by M. Anwarullah , V. Vasudeva Rao, K.V. Sharma from Department of Mechanical Engineering, Mehdipatnam, Hyderabad-500028, (Andhra Pradesh), India, Department of Mechanical Engineering, SNIST, Hyderabad. India, Centre for Energy Studies, JNTU College of Engineering, Hyderabad. India

Abstract: An experimental investigation is conducted to study the effect of nozzle-to-surface spacing of the electronic components and Reynolds number on the he read more...

Keywords: Heat transfer coefficient, Air jet impingement, Circular jet nozzle, Local Nusselt number, Electronic cooling

Effect of Various Amendments on the Solids Properties and Gas Production of Biosolids

IJTEE, volume-04 , Issue 1 (2012), PP 67 - 72

Published: 31 May 2011

DOI: http://doi.org/10.5383/ijtee.04.01.010

by Ayesha Alam Khurram from University of Auckland, New Zealand

Abstract: Four additives namely iron slag (IS), works debris (WD), fly ash (FA), and lime kiln dust (LKD) are added to biosolids and their effects are investiga read more...

Keywords: biosolids, fly ash, gas analysis, biochemical activity.

Fuzzy Implementation for Predicting and Monitoring the Conditions of Transducers for Gas Turbine Cycle

IJTEE, volume-04 , Issue 1 (2012), PP 61 - 66

Published: 31 May 2011

DOI: http://doi.org/10.5383/ijtee.04.01.009

by Rustom Mamlook , Omar Badran, Emad Abdulhadi from College of Computer Engineering and Sciences, Al-Kharj University - Saudi Arabia, Mechatronics Engineering Dept, Al-Balqa Applied University, Faculty of Engineering Technology, Amman, Jordan

Abstract: This paper presents a fuzzy logic methodology for predicting the most important parameters that influence the efficiency cycle of the gas turbine and read more...

Keywords: Fuzzy sets methodology, Turbine fault, Control technology, Sensor's condition, Gas turbine

Impulse Acousitic Enhancement of Flow Boiling in Micro Channels

IJTEE, volume-04 , Issue 1 (2012), PP 55 - 60

Published: 31 May 2011

DOI: http://doi.org/10.5383/ijtee.04.01.008

by Yasir M. Shariff from Mechanical Engineering Dept., College of Engineering, P.O. Box 1020, Taibah University, Madina, Saudi Arabia

Abstract: Measurements were done for the heat transfer coefficients h in forced convection refrigerant mixture (R-407C) flow within micro channels enhanced by i read more...

Keywords: Heat transfer, flow boiling, micro channelsx

Thermodynamics Equilibrium Analysis within the Entrained Flow Gasifier Environment

IJTEE, volume-04 , Issue 1 (2012), PP 47 - 54

Published: 31 May 2011

DOI: http://doi.org/10.5383/ijtee.04.01.007

by Shabbar Syed, Isam Janajreh, Chaouki Ghenai from Masdar Institute (MI), Abu Dhabi, 54224, United Arab Emirates, Florida Atlantic University, Boca Raton, FL 33431, USA

Abstract: A thermodynamic equilibrium approach is used to calculate the maximum cold gasification efficiency (CGE) of different feedstock within the entrained f read more...

Keywords: Thermodynamics equilibrium, entrain flow gasifier, cold gasification efficiency

Modeling and Simulation of Desiccant Operated Humidity Pump (DOHP)

IJTEE, volume-04 , Issue 1 (2012), PP 39 - 46

Published: 31 May 2011

DOI: http://doi.org/10.5383/ijtee.04.01.006

by A. M. Hamed, A. S. Alosaimy from Mechanical Power Department, Faculty of Engineering, Mansoura University, Mechanical Engineering Department, Faculty of Engineering, Taif University, Saudi Arabi

Abstract: In the present work, novel configuration of rotating desiccant wheel using calcium chloride as the working desiccant is presented. The proposed system read more...

Keywords: Desiccant, humidification, absorption, air conditioning, Calcium chloride, humidity pump

Novel Anode Materials for Oxygen Evolution during Seawater Electrolysis for Green Hydrogen Fuel Production

IJTEE, volume-04 , Issue 1 (2012), PP 33 - 38

Published: 31 May 2011

DOI: http://doi.org/10.5383/ijtee.04.01.005

by A. A. El-Moneim from Materials Science and Engineering Department, Egypt-Japan University of Science and Technology, P.O. Box 179, New Borg El-Arab City, Alexandria, Egypt

Abstract: Mn1-x-yMoxWyO2+x+y triple oxide electrocatalysts for the anode producing oxygen without forming chlorine in seawater electrolysis were prepared by ano read more...

Keywords: Anode, oxygen evolution efficiency, durability, polarization, SEM