AN HYBRID OPTIMISATION ALGORITHM FOR SELECTIVE HARMONIC ELIMINATION IN MULTl LEVEL CONVERTERS  

2015-04-01
Harmonic distortion is one of the major problems associated with power electronic converters used in distributed power system. This causes motor failure, over heating and life expectancy reduction of electrical ...

EXPOSURE TO ELECTROMAGNETIC RADIATION FROM USED CATHODE RAY TUBE (CRT) DEVICES IN NIGERIA  

2015-08-21
Fairly used electronic devices, mostly of the Cathode Ray Tube (CRT) Technology, suspected to emit high level of Electromagnetic (EM) radiation are still imported into the Country. The use of ...

FRACTAL ANALYSIS APPROACH FOR EVALUATING THE EFFECTS OF HEAT-TREATMENT ON THE PORES IN SOME CAST ALUMINUM ALLOYS.  

2009-02-01
Porosity is a major defect in cast aluminum alloys affecting in particular, the fatigue strength. Prominent among the fatalities it has caused was the air-crash in Iowa City, U.S.A in ...

DURABILITY STUDY OF FAN PALM (borassus aethiopum) AS A REINFORCING MATERIAL IN CONCRETE  

2015-06-01
The relatively high cost of man-made fibres like glass, steel and plastic necessitates the need for investigation into the use of natural fibre as possible substitute. Fan palm is a ...

SYNTHESIS OF MAGNETITE (Fe3O4) AND NICKEL (II) OXIDE (NiO) FOR THE REMOVAL OF MALACHITE GREEN DYE FROM AQUEOUS SOLUTION  

2019-03-26
There have been many attempts to find inexpensive and readily available adsorbents (natural wastes, agricultural wastes, metal oxides etc.) to remove pollutants such as dye from wastewater. Among these adsorbents, ...

SIMULATION OF AN ETHANOL WATER DISTILLATION COLUMN WITH DIRECT VAPOUR RECOMPRESSION HEAT PUMP  

2007-12-01
l:Íeat ptunp0assisted distillation colutnns are greatly influence,d by the etfeétsió'f sonmparameters which have not been taken into account in the determination of energy consumption in such systems.

SUSPENDED SEDIMENT TRANSPORT AND YIELD ESTIMATION OF RIVER ASA, WITHlN ILORIN METROPOLIS  

2021-03-01
Sediment transport and river channel dynamics are the result of the complex interaction between natural and human factors at both local and regional scale. In recent years, increase in anthropogenic ...

A MATHEMATICAL MODEL OF VIRUS NEUTRALIZINGANTIBODY RESPONSE  

2003-06-26
In this thesis, we examine a mathematical model of virus neutralizing antibody response. or particular interest are the critical points. We investigate the stability of these critical points. It is ...

EFFECTS OF SOME PRODUCTION PARAMETERS ON ANAEROBIC DIGESTION OF SELECTED ANIMAL AND CROP RESIDUES  

2012-09-27
The present energy crisis has stimulated various research programmes to evaluate energy potentials of renewable energy sources. This work established the effects of some production parameters on biogas production in ...

DEVELOPMENT AND IMPLEMENTATION OF A GAIT MONITORING SYSTEM USING HIGH BAND UHF DIGITAL TRANSMITTER-RECEIVER  

2012-08-20
The project carried out the development and implementation of a compact, wireless, wearable sensor-embedded shoe that is used to monitor the ground reaction force (GRF) data exerted on the foot ...