Production of Biodiesel from a Mixture of Karanja and Linseed Oils: Optimization of Process Parameters

S. Mohite; S. Kumar; S. Maji; A. Pal

Volume 7, Issue 1 , January 2016, , Pages 12-17

https://doi.org/10.5829/idosi.ijee.2016.07.01.03

Abstract
  Karanja and linseed are the potential non-edible oil crops which can be used for the biodiesel production. The main objective of this study is to find out the feasibility of using a mixture of karanja oil and linseed oil to produce biodiesel. Karanja oil has high amount of free fatty acid in it and linseed ...  Read More

Customer and Model Based Performance Evaluation of Water Distribution Systems: The case of Adama Town, Ethiopia

W. M. Desta; A. Befkadu

Volume 11, Issue 1 , March 2020, , Pages 13-18

https://doi.org/10.5829/ijee.2020.11.01.03

Abstract
  The aim of this study was to evaluate the performance of the existing water supply system of Adama Town by considering direct and indirect performance measurements. The paper also investigates the application of technical performance index to evaluate the operational performance of the water distribution ...  Read More

Effect of Stall Delay Model on Momentum Distribution of Wind Turbine’s Blade under Yaw Condition: Compared to MEXICO Experiment

A. Khanjari; E. Mahmoodi; A. Sarreshtehdari; M. Kordi

Volume 9, Issue 1 , January 2018, , Pages 16-23

https://doi.org/10.5829/ijee.2018.09.01.03

Abstract
  In this paper, the effect of stall delay on distribution of normal forces in different sections of rotor are studied by an enhanced version of the blade element momentum theory (BEM), based on the 3D correction Chaviaropoulos and Hansen mode. This model is computed at wind speed of 24m/s under the yaw ...  Read More

Chemical Engineering
Simulation and Optimization of Gas Sweetening Plant of Iraq Majnoon Refinery

M. Ibrahim Abduljabbar; H. Ghafouri Taleghani; I. Esmaili Paeen Afrakoti

Volume 15, Issue 1 , January 2024, , Pages 21-37

https://doi.org/10.5829/ijee.2024.15.01.03

Abstract
  In this research, gas sweetening process of the Iraq Majnoon refinery plant and its optimization scenarios were investigated using ASPEN HYSYS 8.4 and genetic algorithm optimization. First, values of optimization parameters such as the values of the population, generations and crossover for single and ...  Read More

Experimental and Analytical Study on Enhancing Efficiency of the Photovoltaic Panels Using Polyethylene-Glycol 600 (PEG 600) as a Phase Change Material

M. Firoozzadeh; A. H. Shiravi; M. Shafiee

Volume 10, Issue 1 , March 2019, , Pages 23-32

https://doi.org/10.5829/ijee.2019.10.01.04

Abstract
  Paper mill producing several type papers has a wastewater treatment plant with an aerated lagoon system to remove their pollutants. But the removal efficiency of this system is still low so that the effluent is still not complying with the Indonesian of effluent quality standards yet. It needs pre-treatment ...  Read More

Wastewater
Elimination of Chloroform (CHCl3) from Drinking Water via a Synergistic Effect of Stripping, Oxidation and Adsorption Process in Air Lift Loop Reactor

A. A. Rahman–Al Ezzi; S. H. Alhamdiny

Volume 10, Issue 2 , June 2019, , Pages 85-90

https://doi.org/10.5829/ijee.2019.10.02.03

Abstract
  In this work, a modified internal loop airlift reactor has been designed to remove the organic pollutants in synthetic wastewater at an efficient and inexpensive treatment technique by means of a synergistic effect combining of (oxidation, stripping and adsorption). The validation of the current style ...  Read More

Experimental Evaluation of the Effect of Inclination and Dust Deposition on Production Capacity of Photovoltaic Installations in West African Nations: Case Studyin Mali Drame

A. Sidiki; W. Li; M. Alhousseini

Volume 9, Issue 2 , June 2018, , Pages 91-99

https://doi.org/10.5829/ijee.2018.09.02.03

Abstract
  The development of solar photovoltaic faces some difficulties in West African countries; such as: high cost of kW/h produced and long duration of return on investment. To that, there are some installation and operation aspects of Photovoltaic(PV) modules. In terms of installation, the incline plays a ...  Read More

A Comparative Study on Biogas Production between Day and Night at Sime Darby’s Palm Oil Mill

M. A. Ubaidah; S. M. H. Syed Hilmi; M. F. Mohammed Yunus; S. Tahiruddin

Volume 7, Issue 2 , April 2016, , Pages 102-108

https://doi.org/10.5829/idosi.ijee.2016.07.02.03

Abstract
  Freely emitted biogas at palm oil mills has been regarded as untapped energy source nowadays, despite being recognised as major contributor to the global warming. Up till now, most of palm oil mills are still operating with the conventional anaerobic digestion systems which may not spur biogas industry ...  Read More

Energy and Exergy Assessment and Heat Recovery on Rotary Kiln of Cement Plant for Cooling Effect Production by Using Vapor Absorption Refrigeration System

B. G. Emyat

Volume 11, Issue 2 , June 2020, , Pages 109-115

https://doi.org/10.5829/ijee.2020.11.02.03

Abstract
  The main aim of this study is to use waste heat for cooling effect production from cement rotary kiln shell by applying vapor absorption refrigeration system. The plant has performance to manufacture 2000 tons of clinker per day. Energy and exergy analysis has been performed to assess first and second ...  Read More

Composition of Waste at an Early EU-Landfill of Torma in Estonia

Y. Jani; M. Kriipsalu; K. Mikk Pehme; J. Burlakovs; M. Hogland; G. Denafas; William Hogland

Volume 8, Issue 2 , April 2017, , Pages 113-117

https://doi.org/10.5829/ijee.2017.08.02.03

Abstract
  Landfills represent a continuous environmental threat due to the emission of different greenhouse gases, which are mainly responsible for the climate changes, and the contaminated leachate that affects the surface and ground water recipients. The circular economy approach appeared as a useful solution ...  Read More

Modeling of Maximum Solar Power Tracking by Genetic Algorithm Method

M. Jamiati

Volume 12, Issue 2 , June 2021, , Pages 118-124

https://doi.org/10.5829/ijee.2021.12.02.03

Abstract
  This paper presents a model of solar cell by using MATLAB SIMULINK. P-V, I-V and P-I characteristics were studied for various values of irradiance at constant temperature. Genetic Algorithm (GA) was used for maximum power point tracking (MPPT) of Photovoltaic (PV) system using the direct control method. ...  Read More

Energy
Performance of New Absorber Coating Strategy in Solar Air Heaters: An Experimental Case Study

M. Mahmoudi; H. Farzan; E. Hasan Zaim

Volume 13, Issue 2 , March 2022, , Pages 124-133

https://doi.org/10.5829/ijee.2022.13.02.03

Abstract
  Asphalt materials commonly have high absorption coefficients, and their surface temperature reaches as high as 80 oC during daytime hours since their surfaces are exposed to solar radiation for long periods. Hence, asphalt pavements can easily be converted to solar air heaters (SAHs) to collect solar ...  Read More

Influence of Different Steam Cooling Techniques for High Pressure Turbine Blades on the Performance of Gas Turbine

T. C. Vadlamudi; R. Kommineni; B. P. Katuru; N. K. N. Injeti

Volume 9, Issue 3 , October 2018, , Pages 168-175

https://doi.org/10.5829/ijee.2018.09.03.03

Abstract
  Gas turbines are always intended to give more specific work output for which continuous exposure to hot combustion gases is necessary. To increase the lifespan of the turbine blades active cooling should be applied to the High Pressure (HP) turbine blades. In the present work, a simple open cycle gas ...  Read More

Application of Response Surface Methodology for the Prediction of Different Operating Parameters in the Production of Mesua Ferrea Oil Methyl Ester

S. Jaikumar; S. K. Bhatti; V. Srinivas; S. B. Padal; D. Chandravathi

Volume 10, Issue 3 , September 2019, , Pages 178-184

https://doi.org/10.5829/ijee.2019.10.03.03

Abstract
  This study is projected to regard as characteristics related to the viability of the preparation of methyl ester from Mesua ferrea oil through transesterification using Trisodium phosphate (Na3PO4) and Tripotassium phosphate (K3PO4). Na3PO4 and K3PO4 have high catalytic properties intended for the reaction ...  Read More

Activated Carbon from Fenugreek Seed: Characterization and Adsorption Properties for Dye Removal

D. Basrur; J. Ishwara Bhat

Volume 8, Issue 3 , July 2017, , Pages 193-201

https://doi.org/10.5829/ijee.2017.08.03.03

Abstract
  In this work, the preparation of activated carbons from agricultural product, the fenugreek seeds by two approaches, chemical and microwave activation methods were studied.  The characterization of carbon materials were carried out using different techniques such as   Fourier Transform ...  Read More

Environment
Effect of Jute Fibre Reinforcement on Shear Strength of Concrete

U. N. Wilson; J. E. Sani; A. Yusuf; O. C. Eze

Volume 14, Issue 3 , July 2023, , Pages 214-220

https://doi.org/10.5829/ijee.2023.14.03.03

Abstract
  This research work examined the effect of jute fibre on the shear strength of concrete. Fibre volume fractions of 0%, 0.25%, 0.5%, and 0.75% for grades 25, 30, 35 and 40 N/mm2 respectively were used. A total of 32 beams and 96 cubes were prepared. 16 beams and 48 cubes were cured at room temperature ...  Read More

Performance of Closed Cylindrical Parabolic Trough Collector for Solar Thermal Application

H. B. Kulkarni

Volume 7, Issue 3 , July 2016, , Pages 226-232

https://doi.org/10.5829/idosi.ijee.2016.07.03.03

Abstract
  A Cylindrical parabolic trough (CPT) collector of aperture width 1.03 m and length of 1.82m was designed and fabricated. CPT was covered with glass of thickness of 3 mm to avoid convective heat loss. Reflector coated with polished aluminum sheet having reflectivity 0.87 and receiver tube made of mild ...  Read More

Energy Productivity Analysis of Industrial Wastewater Treatment Plants: A Data Envelopment Analysis Approach

S. Saghafi; N. Mehrdadi; G. Nabi Bid Hendy

Volume 9, Issue 4 , December 2018, , Pages 239-246

https://doi.org/10.5829/ijee.2018.09.04.03

Abstract
  Currently, the efficiency improvement of industrial wastewater treatment plant (IWWTP) has turned into a noticeable challenge for plants operator. In addition, decreasing the cost and energy consumption of wastewater treatment plants has attracted great interest by water agencies and IWWTP operators. ...  Read More

Remediation of Phenol-contaminated Aqueous Solutions by Synthesized Organoclay

S. Nasrollahpour; D. Yousefi Kebria; M. Ghavami

Volume 10, Issue 4 , December 2019, , Pages 242-247

https://doi.org/10.5829/ijee.2019.10.04.03

Abstract
  Phenol and its metabolites are among the hazardous organic compounds, due to their carcinogenicity, toxicity, long term persistence in the environment. The purposes of this study are the synthesis of organoclay as an adsorbent with high physicochemical stability, environmental compatibility and its application ...  Read More

Energy
Design Optimization of a Permanent Magnet Generator for Direct Drive Wind Turbine

A. Jabbari; M. Basaki; M. R. Sheykholeslami

Volume 15, Issue 3 , July 2024, , Pages 248-254

https://doi.org/10.5829/ijee.2024.15.03.03

Abstract
  In this paper, an axial flux permanent magnet generator for a 30 kW direct drive wind turbine is designed and the design parameters were optimized with the aim of achieving high efficiency. In order to reduce the cogging torque and electromagnetic torque ripple components, the air core topology has been ...  Read More

Providing an Optimal Execution Model for Windows Based on Glazing to Reduce Fossil Fuel Consumption (Case Study: Asman Residential Complex of Tabriz)

S. Abdoly Naser; F. Haghparast; M. Singery; H. Sattari Sarbangholi

Volume 11, Issue 4 , December 2020, , Pages 260-270

https://doi.org/10.5829/ijee.2020.11.04.03

Abstract
  According to statistics provided by the Iranian Statistics Center,40% of energy consumption is related to the housing sector. Windows as a component of exterior wall, Responsible for 20-30% of all energy infiltration. Therefore, the purpose of this study, is to optimize residential windows in cold and ...  Read More

Characterization and Transformation of Silicon Dioxide Nanoparticles in Aqueous Suspensions: Influence of pH

T. Y. Yee; M. Omar Fatehah

Volume 8, Issue 4 , October 2017, , Pages 262-268

https://doi.org/10.5829/ijee.2017.08.04.03

Abstract
  Silicon dioxide (SiO2) in nanoscale had been detected as waste product in river water for the past two decades and it is recently proven to have adverse effects toward human and animal health, the ecosystem and water treatment system. The removal of SiO2 nanoparticles (NPs) from water still remains a ...  Read More

Simulation of the Performance Parameters and Carrier Concentration Profile of Poly 3-Hexyl Thiophene / Phenyl-C61-Butyric Acid Methyl Ester Planar Hetero-junction Photovoltaic Cell

A. Dutta; S. M. Ullah

Volume 7, Issue 4 , October 2016, , Pages 334-339

https://doi.org/10.5829/idosi.ijee.2016.07.04.03

Abstract
  In this research work,  the performance parameters , such as fill factor (FF), external quantum efficiency (EQE) , maximum power density and carrier concentration profile of a planar hetero-junction poly 3-hexyl thiophene (P3HT) / phenyl-C61-butyric acid methyl ester (PCBM) photovoltaic cell has ...  Read More