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SCREENING THE EFFECT OF PROCESS PARAMETERS ON THE YIELDS OF BIOACTIVE COMPOUNDS EXTRACTION FROM ZINGIBER OFFICINALE USING FULL FACTORIAL DESIGN

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Eghe Amenze Oyedoh, Uhunoma Endurance Ekhorugue & Bamidele Victor Ayodele Abstract In this study, the use of solvent extraction technique for the extraction of bioactive compounds from Zingiber officinale (Ginger) was investigated. The effect of three parameters namely extraction temperature, volume of solvents and the extraction time on the extract yield was screened using full …

SCREENING THE EFFECT OF PROCESS PARAMETERS ON THE YIELDS OF BIOACTIVE COMPOUNDS EXTRACTION FROM ZINGIBER OFFICINALE USING FULL FACTORIAL DESIGN Read More »

DEEP CONTINUOUS-TIME MODELS IN NIGERIAN STOCK EXCHANGE SECTOR

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David O. Oyewola, Aye Patrick Olabanji, Terrang.A.U and Jayeola Dare Abstract An ensemble continuous time model for predicting Nigerian stock market is proposed in this paper. The proposed technique is the integration of different continuous time models such as Stochastic Differential Equation (SDE), Geometric Brownian Motion (GBM) and Constant Elastic Variance (CEV) with Recurrent Neural …

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REVENUE LOSS ANALYSIS DUE TO UNBALANCED LOADING IN POWER DISTRIBUTION NETWORK

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Edohen O.M, Ike, S.A & Okhumeode, M.E Abstract Unbalance loading in power distribution network has continued to pose a great threat to the electricity grid system due to phase load inequality, especially where large single–phase loads are used. The network configuration and length also have effects on the voltage unbalance in the feeder. In low …

REVENUE LOSS ANALYSIS DUE TO UNBALANCED LOADING IN POWER DISTRIBUTION NETWORK Read More »

THE ROLES OF ENGINEERING IN OVERCOMING NIGERIA EMERGING ISSUES AND CHALLENGES

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A.B. Hassan and A. Bitrus Abstract Engineering roles are not laymen affairs, they are responsible for effective infrastructures and economy development of any nation, thereby improving living standard of the people and ensuring sustainable national development of nations. Engineering plays a significant role in ensuring the achievement of any nation vision and further ensure that …

THE ROLES OF ENGINEERING IN OVERCOMING NIGERIA EMERGING ISSUES AND CHALLENGES Read More »

THE INFLUENCE OF MOISTURE CONTENT ON SETTLEMENT OF COMPACTED SOILS

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Kayode-Ojo, Na and Ighavongbe, G. E Abstract Compaction of soils is an important pre-requisite for the construction of man-made structures like roads, dams, embankments etc. Likewise, the consolidation test is of great importance as the consolidation properties determined from the test are used to estimate the magnitude and the rate of both elastic and primary …

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COMPARATIVE STUDY OF ACETYLATED SAWDUST POWDER AS FILLER IN NATURAL RUBBER COMPOUNDING

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K.O. Eguare , L.O. Ekabafe, M.D. Ayo Abstract A comparative study of the filler’s reinforcing potentials of acetylated sawdust, non- acetylated sawdust and those filled with the conventional N330 carbon black was investigated. The sawdust was sourced and characterized in terms of moisture content, bulk density, pH, ash content and iodine adsorption number, using prescribed …

COMPARATIVE STUDY OF ACETYLATED SAWDUST POWDER AS FILLER IN NATURAL RUBBER COMPOUNDING Read More »

INVESTIGATION OF THE DEPTH TO BASEMENT AND BASEMENT TOPOGRAPHY AT NARAYI AREA OF KADUNA STATE

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Afuwai Gwazah Cyril & Banda Caleb Abstract The interpretation of 15 Schlumberger Vertical Sounding (VES) data along 3 profiles were carried out in Government Day Secondary School Narayi, Kaduna State. This is an attempt to investigate the Depth to Basement and the Basement topography of the area. The Ohmega Terrameter was the principal instrument used. …

INVESTIGATION OF THE DEPTH TO BASEMENT AND BASEMENT TOPOGRAPHY AT NARAYI AREA OF KADUNA STATE Read More »

SOFTWARE PROCESS ONTOLOGY EVALUATION USING ONTOCLEAN

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Oveh, R.O and Egbokhare, F.A. Abstract Software process is a knowledge driven process with sub-processes. Harvesting and reuse of this knowledge is key to success in software organisations. An improved use of this knowledge could lead to maximum payoff in software organisations. The purpose of formal representation is to help organisations achieve success by modelling …

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ASSESSMENT OF THE APPLICATION OF FUZZY LOGIC TO PROJECT MANAGEMENT AND CONTROL IN SOME FIRMS IN LAGOS STATE: A PILOT STUDY

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Onifade, M.K. and Oroye, O. A. Abstract Project management requires analysis of various uncertain variables and it is vital that the best techniques that are capable of providing the most accurate results are employed. Fuzzy Logic is one of those techniques; it has the capability of significantly improving the activities of project managers. This paper …

ASSESSMENT OF THE APPLICATION OF FUZZY LOGIC TO PROJECT MANAGEMENT AND CONTROL IN SOME FIRMS IN LAGOS STATE: A PILOT STUDY Read More »

APPLICATION OF ARTIFICIAL NEURAL NETWORKS TECHNIQUE TO PROJECT MANAGEMENT AND CONTROL: A PILOT ASSESSMENT OF SOME FIRMS IN LAGOS, NIGERIA

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Onifade, M.K. and Oroye, O. A. Abstract Artificial neural networks (ANN) have found wide application to a variety of problems in project and construction management. This paper describes how ANN can be applied in the areas of construction, project monitory and control, which is capable of predicting project performance and productivity such as cost/budget variance, …

APPLICATION OF ARTIFICIAL NEURAL NETWORKS TECHNIQUE TO PROJECT MANAGEMENT AND CONTROL: A PILOT ASSESSMENT OF SOME FIRMS IN LAGOS, NIGERIA Read More »