volume-13


Latest Articles

Evaluation of Environmental Impacts Resulting from Electric Power Generation and Steel Manufacturing using Coal as Fuel Source

IJTEE, volume-13 , Issue 2 (2018), PP 143 - 153

Published: 29 Jan 2018

DOI: 10.5383/ijtee.13.02.010

by Aniekan E. Ikpe, Owunna Ikechukwu, Ememobong Ikpe from Department of Mechanical Engineering, Coventry University, Priory Street, CV15FB, West Midlands UK Department of Instrumentation and Control, Exxon Mobil Producing Nigeria, Eket, Akwa Ibom State, Nigeria

Abstract: Our environment is extremely important to Intergovernmental Panel on Climate Change (1PCC) and other environmental protection agencies because it is a read more...

Keywords: Coal, Life Cycle Analysis, Environmental Impact, Power Generation, Steel Manufacturing


Revamped Cooling of a Rectangular Shaped Chip Inserting a Highly Conductive Solid: Coupled vs. Uncoupled Conceptions

IJTEE, volume-13 , Issue 2 (2018), PP 135 - 141

Published: 28 Jan 2018

DOI: 10.5383/ijtee.13.02.009

by M. R. Hajmohamdami, A. Campob from Department of Mechanical Engineering, Amirkabir University of Technology, Tehran, 158754413, Iran Department of Mechanical Engineering, The University of Texas at San Antonio, San Antonio, TX, 78249, USA

Abstract: The performance of highly conductive inserts embedded into a heated chip has been investigated in recent years. The role of the insert was to gather t read more...

Keywords: electronics cooling, rectangular chip, highly conductive insert, minimized peak temperature


A Study of Solar Energy Potential in Sapele, Nigeria

IJTEE, volume-13 , Issue 2 (2018), PP 129 - 133

Published: 28 Jan 2018

DOI: 10.5383/ijtee.13.02.008

by E.K. Orhorhoro, O.W. Orhorhoro, A.E. Ikpe from Cemek Machinery Company, Technology Incubation Centre, Federal Ministry of Science & Technology, Nigeria Electrical/Electronic Engineering Department, Delta State Polytechnic Oghara, Nigeria Department of Mechanical Engineering, University of Benin, Benin City, Nigeria

Abstract: In this paper, a study was carried out on solar energy potential in Sapele, Nigeria. Five photovoltaic solar panel (cell) connected in series where us read more...

Keywords: Solar energy potential, temperature, power deposited, global solar radiation, Sapele, Nigeria


Engine Performance and Emission Characteristics of a Direct Injection Diesel Engine Fuelled with 1- Hexanol as a Fuel Additive in Mahua Seed Oil Biodiesel Blends

IJTEE, volume-13 , Issue 2 (2018), PP 121 - 127

Published: 28 Jan 2018

DOI: 10.5383/ijtee.13.02.007

by V. Dhana Raju, K. Kirankumar, P.S. Kishore from Mechanical Engineering Department, LBRCE, Mylavaram, India Mechanical Engineering Department, Amrita sai Institute of Science &Technology, Paritala, India Mechanical Engineering Department, Andhra University, Vizag, India

Abstract: The increasing industrialization and motorization of the world has led to a steep rise for the demand of petroleum products. Petroleum based fuels are read more...

Keywords: Mahua seed oil, Transesterification, Bio-diesel, Methanol, NOx


Design Analysis of Thermoacoustic Refrigerator Using Air and Helium as Working Substances

IJTEE, volume-13 , Issue 2 (2018), PP 113 - 120

Published: 28 Jan 2018

DOI: 10.5383/ijtee.13.02.006

by B.G. Prashantha, M.S. Govinde Gowda, S. Seetharamu, G.S.V.L. Narasimham from Department of Industrial Engineering & Management, JSS Academy of Technical Education, Dr. Vishnuvardhana Road, Bangalore-560 060, India Department of Mechanical Engineering, Nagarjuna College of Engineering and Technology, Bengaluru-562 164, India Central Power Research Institute, Bangalore-560 080, India Department of Mechanical Engineering, Indian Institute of Science, Bangalore-560 012, India

Abstract: In this paper, thermoacoustic refrigerator design strategy with parameters normalization and literature review covering the recent development in the read more...

Keywords: Thermoacoustic, TDH design, Drive ratio, DeltaEC


Fabrication and Performance Evaluation of Savonious Vertical Axis Wind Turbine for Uncertain Speed Regions

IJTEE, volume-13 , Issue 2 (2018), PP 107 - 111

Published: 28 Jan 2018

DOI: 10.5383/ijtee.13.02.005

by S. Naga Kishore, T. Venkateswara Rao, M.L.S. Deva Kumar from Department of Mechanical Engineering, RSR Engineering College, Kadanuthala, AP, India Department of Mechanical Engineering, KL University, Vaddeswaram, AP, India Department of Mechanical Engineering, JNTUCEA, Anantapur, AP, India

Abstract: The consumption of electricity in urban as well as rural is increasing every day and became an essential commodity for household and industrial purpos read more...

Keywords: Savonious, Vertical Axis Wind turbine, Velocity, Power, Rotor.


A Mathematical Model for Predicting the Performance of Liquid Desiccant Wheel

IJTEE, volume-13 , Issue 2 (2018), PP 101 - 105

Published: 28 Jan 2018

DOI: 10.5383/ijtee.13.02.004

by M. Mujahid Rafique from Department of Mechanical Engineering, King Fahd University of Petroleum and Minerals, Dhahran, Saudi Arabia

Abstract: The liquid desiccant cooling system is found to be a good alternative of conventional air conditioning system for better control of both latent and se read more...

Keywords: Liquid desiccant wheel, heat and mass transfer coefficients, air conditioning, mathematical model.


The Future of Conventional Aircraft Ground Propulsion Systems in Relation to Fuel Consumption and CO2 Emission

IJTEE, volume-13 , Issue 2 (2018), PP 91 - 100

Published: 28 Jan 2018

DOI: 10.5383/ijtee.13.02.003

by Iniobong Edem, Owunna Ikechukwua , Ikpe Aniekan E, Ememobong E. Ikpe from Department of Mechanical Engineering, Coventry University, Priory Street, CV15FB, West Midlands UK Department of Instrumentation and Control, Exxon Mobil Producing Nigeria, Eket, Akwa Ibom State, Nigeria

Abstract: Aircraft spends a minimum of 20 minutes using its main engine to taxi from the airport terminal gate to the runway, where the aircraft takes-off and s read more...

Keywords: Aircraft, CO2 Emission, Fuel Consumption, Weight, Ground Propulsion, Cost Savings


Short Term Forecasts of Internal Temperature with Stable Accuracy in Smart Homes

IJTEE, volume-13 , Issue 2 (2018), PP 81 - 89

Published: 16 Jan 2018

DOI: 10.5383/ijtee.13.02.002

by Bruce Spencer, Feras Al-Obeidat, Omar Alfandib, from University of New Brunswick, Fredericton, Canada Zayed Universty, Abu Dhabi, UAE University of Göttingen, Göttingen, Germany

Abstract: We forecast internal temperature in two homes, using variants of regression with data from the readings of multiple sensors. We use 48 separate models read more...

Keywords: Smart Home, Linear Regression, Temperature Forecasting


Design and Optimization of a Radial Flow Heat Sink under Free Convection at Steady State Condition

IJTEE, volume-13 , Issue 2 (2018), PP 75 - 80

Published: 04 Jan 2018

DOI: 10.5383/ijtee.13.02.001

by M. M. Rahman, H. Bhowmik, S. Talukdar from Department of Mechanical Engineering, University of Saskatchewan, Canada Department of Mechanical Engineering, DUET, Gazipur, Bangladesh

Abstract: Three dimensional numerical models were developed to make prediction free convection heat transfer at steady state condition from radial flow heat sin read more...

Keywords: Natural convection, Laminar flow, Radial flow, Heat transfer, Optimization


Heat and Mass Transfer in Partially-Layered Cavity with Inner Square conductive Body

IJTEE, volume-13 , Issue 1 (2018), PP 67 - 74

Published: 24 Dec 2018

DOI: 10.5383/ijtee.13.01.010

by Hassan S. Ghalib, Muneer A. Ismael from Mechanical Engineering Department, Engineering College, University of Basrah, Basrah, Iraq

Abstract: This paper investigates the double diffusive natural convection in a partially porous layered enclosed cavity with a thermally conductive square body. read more...

Keywords: Double-diffusive, partitioned cavity, porous medium, inner body, finite difference


Numerical Simulation of Heat Transfer during Solidification of Al–Cu Alloy Ingots Cast in a Cylindrical Mold for Different Conditions

IJTEE, volume-13 , Issue 1 (2018), PP 59 - 66

Published: 24 Dec 2018

DOI: 10.5383/ijtee.13.01.009

by Farouk M. Mahdi , Sami R. Aslan, Mahmud H. Ali from Department of Mechanical Engineering, College of Engineering, Tikrit University, Tikrit, Iraq Electronic and Control Engineering Technology, Technical College Kirkuk, Kirkuk, Iraq Department of Mechanical Engineering, College of Engineering, Kirkuk University, Kirkuk, Iraq

Abstract: In this paper, two dimensional numerical simulation of heat transfer during solidification of Al- 4.5 wt. % Cu alloy cast in a cylindrical mold was ca read more...

Keywords: Al 4.5 wt. % Cu alloy ingot casting; heat transfer; numerical simulation; cylindrical metal mold


Feasibility study on HYSOL CSP

IJTEE, volume-13 , Issue 1 (2018), PP 49 - 58

Published: 26 Nov 2018

DOI: 10.5383/ijtee.13.01.008

by Lars Henrik Nielsen, Mattia Baldini, Klaus Skytte, Cristian Hernán Cabrera Pérez, Eduardo Carrajero García, Diego Lopez Barrio, Lucía González Cuadrado, Alberto Rodríguez Rocha from Technical University of Denmark (DTU), Copenhagen, Denmark Investigación, Desarrollo e innovación en energía, Madrid, Spain COBRA Technology & Innovation, Madrid, Spain

Abstract: Concentrating Solar Power (CSP) plants utilize thermal conversion of direct solar irradiation. A trough or tower configuration focuses solar radiation read more...

Keywords: Feasibility analysis; CSP, Hybridization; Storage; Steam turbine; Firm power; HYSOL; OCGT; CCGT


Glass Properties Selection Effect on LEED Points for Core and Shell High Rise Residential Building in Jordan, Ammar Alkhalidi, Hasan Jarad, Mohammad Juaidy

IJTEE, volume-13 , Issue 1 (2018), PP 29 - 35

Published: 27 Jul 2018

DOI: 10.5383/ijtee.13.01.006

by Ammar Alkhalidi, Hasan Jarad, Mohammad Juaidy from Department of Energy Engineering, German Jordanian University, P.O. Box 35247, Amman 11180 Jordan Mechanical Engineering, JEA Associate engineer, Arabtec Jardaneh Engineers and Architects, Amman, Jordan

Abstract: Green building concept is flourishing in developing countries due to the high-energy cost. To meet the green building requirement, this paper investig read more...

Keywords: Green Building, LEED Points, Glass Properties Effect


Prospects of Wind Energy for Power Generation in University of Benin

IJTEE, volume-13 , Issue 1 (2018), PP 23 - 28

Published: 27 Jul 2018

DOI: 10.5383/ijtee.13.01.005

by H.O. Egware, U.P. Onochie, O.O. Ighodaro from Department of Mechanical Engineering, University of Benin, Benin City, Nigeria National Centre for Energy and Environment, Energy Commission of Nigeria, University of Benin, Benin City, Nigeria

Abstract: Wind is a renewable energy resource by nature. It is clean, abundant, inexhaustible and environmentally friendly. Essentially, this study investigated read more...

Keywords: Prospects, wind energy potential, Weibull distribution, wind speed, wind power density.


Thermal Depolymerization of Lignin

IJTEE, volume-13 , Issue 1 (2018), PP 17 - 22

Published: 27 Jul 2018

DOI: 10.5383/ijtee.13.01.004

by Bilal A. Akash from American University of Ras Al Khaimah, Ras Al Khaimah, United Arab Emirates

Abstract: Lignin can be considered as a clean source of renewable energy, which may be a substitute to fossil fuel and thus reduce some of the environmental pol read more...

Keywords: Lignin, depolymerization, thermal hydrocrackingd


Combined Production of Biofuels from Locally Grown Microalgae

IJTEE, volume-13 , Issue 1 (2018), PP 7 - 12

Published: 27 Jul 2018

DOI: 10.5383/ijtee.13.01.002

by N. Adam, A. Shanableh from Department of Civil and Environmental Engineering University of Sharjah, Sharjah, United Arab Emirates Research Institute of Sciences and Engineering, University of Sharjah, PO Box 2727, Sharjah, United Arab Emirates

Abstract: The purpose of this study was to assess the potential of combining the production of three types of biofuels (i.e., biodiesel, bioethanol, and biogas) read more...

Keywords: Biofuels, Biogas, Biodiesel, Ethanol, Enzymatic Hydrolysis, Sugars, Oil, Renewable Energy, Microalgae.


Impact of Date Palm Seed Size on Biogas Production from Date Seeds/Wastewater Treatment Sludge Mixtures

IJTEE, volume-13 , Issue 1 (2018), PP 1 - 6

Published: 27 Jul 2018

DOI: 10.5383/ijtee.13.01.001

by W. Radeef, A. Shanableh, T. Merabtene from Department of Civil and Environmental Engineering, University of Sharjah, Sharjah, United Arab Emirates Research Institute of Sciences and Engineering, University of Sharjah, PO Box 2727, Sharjah, United Arab Emirates

Abstract: Biogas in the form of methane can be produced from wastewater treatment sludge mixed with a variety of biodegradable organic feedstocks through anaero read more...

Keywords: Khalas Date Seed, Khudari Date Seed, Wastewater Sludge, Biogas Production, Methane Production, Biofuel