Articles

DESIGN AND FEASIBILITY STUDY OF A PV-MICRO HYDRO OFF-GRID POWER GENERATING SYSTEM

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Ighodaro, O.O and Egwaoje, S.O Abstract Renewable energy- based off-grid electricity supply has been considered as the solution to off-grid electrification problems of remote locations globally and also in Nigeria. This paper explored the potential of using a hybrid PV-hydro system to meet the electricity need of an off-grid settlement in Okuhuepen Waterside Community, Edo …

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IOT BASED PATIENT HEALTH MONITORING SYSTEM: THE WAY FORWARD FOR PATIENT HEALTH MONITORING IN NIGERIA

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Alile Solomon Osarumwense and Otokiti Kareem Osayamen Abstract Patient health monitoring is a process of observing vital signs of patients with the aim of forecasting ailments to expunge them thus, preventing acute complications. In many African countries Nigeria included, lack of proper patient health monitoring has become a menace. Statistics shows that more than 40% …

IOT BASED PATIENT HEALTH MONITORING SYSTEM: THE WAY FORWARD FOR PATIENT HEALTH MONITORING IN NIGERIA Read More »

REVIEW OF GAS HYDRATE PLUG DISSOCIATION IN OIL AND GAS PIPELINE: DOWNSTREAM PRESSURE REDUCTION APPROACH

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Stanley Okonji, Godfrey Ariavie, Henry Egware, Collins Kwasi-Effah Abstract Hydrate plug dissociation in subsea pipelines is a challenging problem in oil and gas transport systems as limited options are available for remediation. Key concerns include technical, operational deferment and safety hazards that are associated with hydrate plug dissociation in oil and gas pipelines. This paper …

REVIEW OF GAS HYDRATE PLUG DISSOCIATION IN OIL AND GAS PIPELINE: DOWNSTREAM PRESSURE REDUCTION APPROACH Read More »

EVALUATING THE ENERGY COST BENEFIT OF A BIOMASS FIRED COMBINED HEAT AND POWER PLANT

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U.P Onochie, Egware H. O, C.C. Kwasi-Effah & O.O Ighodaro Abstract The feasibility of a proposed project is essentially determined by the economic savings accruing to the project in other to justify the huge capital investment to be made. This study investigated the economic potential of incorporating a back pressure steam turbine, steam generator and …

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EFFECT OF VARIOUS PRESTRAIN LEVELS ON THE MICROSTRUCTURE OF HEAT TREATED 0.14% CARBON STEEL

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Efosa Osamudiamen, Obidimma D. Ikeh, Monye I. Stella & Okafor A. Chibuzor Abstract The effect of various prestrain levels on the microstructure of heat treated 0.14%C steel was analyzed. Low carbon steel was heat treated by first austenitising at 910Β°C and then quenched in water. The heat treatment process was completed by reheating in the …

EFFECT OF VARIOUS PRESTRAIN LEVELS ON THE MICROSTRUCTURE OF HEAT TREATED 0.14% CARBON STEEL Read More »

DETERMINATION OF SOME MACROELEMENTS (SODIUM, POTASSIUM, CALCIUM, MAGNESIUM AND PHOSPHORUS) IN SOME SELECTED EGGS (CHICKEN, DUCK, QUAIL, PIGEON, GUINEA FOWL AND TURKEY) IN SOKOTO METROPOLIS

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Yusuf Sarkingobir, Malami Dikko, Ummu Tukur, Aminu Umar Imam Abstract Egg consumption is a popular choice for good nutrients which there are varieties including, chicken, duck, quail, pigeon, guinea fowl among others. Egg is an ideal carrier for enriching human diets with some important dietary minerals. It has benefits in the reduction of health problems …

DETERMINATION OF SOME MACROELEMENTS (SODIUM, POTASSIUM, CALCIUM, MAGNESIUM AND PHOSPHORUS) IN SOME SELECTED EGGS (CHICKEN, DUCK, QUAIL, PIGEON, GUINEA FOWL AND TURKEY) IN SOKOTO METROPOLIS Read More »

MULTIPLICATIVE CYCLIC CONTRACTION MAPPINGS CLASS AND BEST PROXIMITY POINT THEOREMS

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A.U Terrang, S.A. Akinwunmi, D.O. Oyewola, & M.M. Bitrus Abstract Let A and B be non-empty subset of a multiplicative metric space (𝑋, 𝑑) and 𝑇: 𝐴 βˆͺ 𝐡 β†’ 𝐴 βˆͺ 𝐡 be a multiplicative R-cyclic contraction with respect to 𝛹. Then there exists a sequence {π‘₯𝑛}π‘›βˆˆβ„• βŠ‚ 𝐴 βˆͺ 𝐡 such that limπ‘›β†’βˆž …

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INVESTIGATION INTO THE CAUSES OF GULLY EROSION IN PARTS OF ANAMBRA STATE

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E.O. Mezie and A.I. Nwajuaku Abstract Gully erosion is a natural disaster that have affected many parts of southeastern Nigeria particularly the state of Anambra. The causes of progressive gullies in some parts of Aguata local government area of Anambra state was investigated. The gullies can be found in Ula region of Ekwulobia, Otaalu region …

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UNDERSTANDING THE POTENTIAL OF BIOMASS AS AN ALTERNATIVE RENEWABLE ENERGY IN NIGERIA

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P. O. Alao, F. Onaifo & A. O. Oyedeji Abstract Energy generation and distribution in Nigeria has been epileptic as only about 60% of the nation’s population have electricity. With the majority of the country’s electricity needs generated from gas power and hydropower plants, it is pertinent and of great importance for the country to …

UNDERSTANDING THE POTENTIAL OF BIOMASS AS AN ALTERNATIVE RENEWABLE ENERGY IN NIGERIA Read More »

EFFECT OF COARSE AGGREGATE SIZES ON THE COMPRESSIVE STRENGTH OF CONCRETE USING RESPONSE SURFACE METHODOLOGY

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Richie I. Umasabor & Effort O. Osayogie Abstract This paper examined the effect of coarse aggregate sizes on the compressive strength of concrete using response surface methodology. It has become imperative to carry out this study to ascertain which aggregate size, will produce the optimum compressive strength, which may guide engineers when using it in …

EFFECT OF COARSE AGGREGATE SIZES ON THE COMPRESSIVE STRENGTH OF CONCRETE USING RESPONSE SURFACE METHODOLOGY Read More »