Engineering

ESTIMATION OF DETECTION THRESHOLD FOR SPECTRUM SENSING IN COGNITIVE RADIO USING ADAPTIVE NEUROFUZZY INFERENCE SYSTEM AND MONTE CARLO TECHNIQUES

ABSTRACTAn important component of cognitive radio is spectrum sensing to detect the presence or absence of primary (licensed) user in the spectrum band of interest. However, the traditional static spectrum allocation strategies cause temporal and geographical holes of spectrum usage in licensed b...

Engineering Type: PROJECT

📄 90 pages | 🧠 7728 words | 📚 5 chapters

466 views

DEVELOPMENT OF AN IMPROVED APPROACH TO BIOMETRIC FINGERPRINT IMAGE COMPRESSION USING COIFLET SIGNAL TRANSFORMATION ALGORITHM

ABSTRACTBiometric fingerprint images require substantial storage, transmission and computation costs, thus their compression is advantageous to reduce these requirements. This research work presents a novel approach to biometric fingerprint image compression by the innovative application of non-u...

Engineering Type: PROJECT

📄 98 pages | 🧠 12148 words | 📚 5 chapters

334 views

PROBABILISTIC EVALUATION OF HORIZONTALLY CURVED ALUMINIUM ALLOY BRIDGE DECKS ON STEEL GIRDERS

ABSTRACTThe Probabilistic evaluation of horizontally curved aluminium alloy bridge decks on steel I-Girders using AASHTO (2010) specification is presented.The analysis was carried out using ABAQUS and the First Order Reliability Method (FORM). Structural behavior of the horizontally curved alumin...

Engineering Type: PROJECT

📄 94 pages | 🧠 10879 words | 📚 5 chapters

316 views

DEVELOPMENT OF AN IMPROVED CULTURAL ARTIFICIAL FISH SWARM ALGORITHM WITH CROSSOVER

ABSTRACTThis research was aimed at the development of an improved artificial fish swarm optimization algorithm based on knowledge (normative and situational) in cultural algorithm and crossover operator called the modified Cultural Artificial Fish Swarm Algorithm with Crossover (mCAFAC). The Norm...

Engineering Type: PROJECT

📄 92 pages | 🧠 9284 words | 📚 5 chapters

351 views

DEVELOPMENT OF A FUZZIFIED-TREND MAPPING AND IDENTIFICATION (FTMI) MODEL FOR FUZZY TIME SERIES FORECASTING

ABSTRACTFuzzy time series (FTS) forecasting is a technique based on time series and fuzzy logic theory developed for the purpose of analysis and prediction of time series events. The proposed Fuzzified Trend Mapping and Identification (FTMI) model uses a Re-Partitioning Discretization (RPD) appro...

Engineering Type: PROJECT

📄 100 pages | 🧠 7476 words | 📚 5 chapters

343 views

EFFECTS OF AFRICAN BASIL(Ocimumgratissimum) AND BUSH MINT(Hyptissuaveolens) LEAVES EXTRACTS IN INHIBITING CORROSION OF MEDIUM CARBON STEEL IN 0.5M OF HCl, H2SO4 AND NaCl MEDIA

ABSTRACTIn this study, extracts from Ocimumgratissimum(O.G) and Hyptissuaveolens(H.S) leaves were subjected to the following analyses: physicochemical and phytochemical analyses. The medium carbon steel samples were subjected to corrosion inhibition test using gravimetric method, mechanical tests...

Engineering Type: PROJECT

📄 100 pages | 🧠 6111 words | 📚 5 chapters

301 views

DEVELOPMENT AND CHARACTERIZATION OF POLY(LACTIC ACID)(PLA)/ GUINEACORN (SORGHUM BICOLOR) HUSKS PARTICULATE (GHP) COMPOSITES

ABSTRACTThe development and characterization of poly(lactic acid)(PLA)/guineacorn (Sorghum bicolor) husks particulates (GHP) composites as biodegradable or green composites was investigated to serve as an alternative to the conventional polymers which are non-degradable and are used for short ter...

Engineering Type: PROJECT

📄 97 pages | 🧠 6003 words | 📚 5 chapters

298 views

POTENTIAL OF CANE MOLASSES AS QUENCHING MEDIUM FOR (0.61%C) HIGH CARBON STEEL

ABSTRACTThe effect of cane molasses as quenching medium for high carbon steel was investigated. Samples of high carbon steel were spheroidized annealed and then machined prior to the hardening process. Molasses of eleven different viscosities were prepared by adding varying amounts of water; such...

Engineering Type: PROJECT

📄 94 pages | 🧠 10443 words | 📚 5 chapters

292 views

PERFORMANCE IMPROVEMENT OF Ti-6Al-4V DENTAL BIOMATERIAL USING ISOTHERMAL HEAT TREATMENT AND BITTER LEAF EXTRACT AS INHIBITOR

ABSTRACTThis research evaluates the performance of Ti-6Al-4V alloy as a dental implant in simulated saliva +fluoride with varying concentration of bitter leaf (Vernomia amygdalina) extract as inhibitor. Electrochemical corrosion analysis and abrasive wear test were used as criteria to assess the ...

Engineering Type: PROJECT

📄 80 pages | 🧠 10760 words | 📚 5 chapters

330 views

CHARACTERIZATION AND BENEFICIATION OF ZURAK LEAD-ZINC ORE DEPOSIT

A CASE STUDY OF PLATEAU STATE

ABSTRACTIn this work, the characterization and beneficiation of Zurak lead-zinc ore deposit was carried out. The sample of the ore was sourced from Zurak village in Plateau state. The sourced sample was crushed and pulverized using laboratory jaw crusher and pulverizing machines. The pulverized s...

Engineering Type: PROJECT

📄 97 pages | 🧠 7191 words | 📚 5 chapters

335 views

EFFECT OF EGGSHELL AS A FILLER ON THE MECHANICAL PROPERTIES OF FLEXIBLE POLYURETHANE FOAM

ABSTRACTTraditionally, calcium carbonate is used as a filler in foam industries and studies have shown that egg-shell contains about 94 % calcium carbonate. The effect of egg-shell in flexible polyurethane foam was studied in this work. Foam with no filler was produced as a control. The egg-shell...

Engineering Type: PROJECT

📄 99 pages | 🧠 8770 words | 📚 5 chapters

317 views

EFFECTS OF GAS METAL ARC WELDING PARAMETERS ON THE MECHANICAL AND CORROSION BEHAVIOUR OF AUSTENITIC STAINLESS STEEL IN SOME ENVIRONMENTS

ABSTRACTThe resistance and susceptibility of austenitic stainless steel (ASS) type 304, exposed to sodium hydroxide (NaOH) and hydrochloric acid (HCl) media (0.5M concentrations) at ambient temperatures was investigated using design expert software 6.0.6 and scanning electron microscope (SEM). Th...

Engineering Type: PROJECT

📄 99 pages | 🧠 6516 words | 📚 5 chapters

408 views

ASSESSMENT OF THE IMPACT IMPACT OF CLIMATE CHANGE ON WATER RESOURCES AVAILABILITY IN THE SOKOTO-RIMA RIVER BASIN

ABSTRACTThis study reports impact of climate change on water resources availability in the Sokoto-Rima river basin (SRRB). SRRB is located in the North Western Nigeria and spread across four (4) States (i.e. Sokoto, Kebbi, Katsina and Zamfara) with ninety three (93) Local Government Areas, with a...

Engineering Type: PROJECT

📄 92 pages | 🧠 6362 words | 📚 5 chapters

307 views

DESIGN, CONSTRUCTION AND SIMULATION OF MAIZE COBS FLUIDIZED BED COMBUSTOR

ABSTRACTThis study adopts the theory of fluidisation to design a combustor suitable for use in the rural communities of Nigeria. The Combustor, which will use sand particles as bed material, will burn maize cobs supplied at 5kg/h to generate heat energy for thermal applications including steam ge...

Engineering Type: PROJECT

📄 96 pages | 🧠 9325 words | 📚 5 chapters

351 views

DESIGN, DEVELOPMENT AND PERFORMANCE EVALUATION OF A FRUIT JUICE EXTRACTION MACHINE

ABSTRACTThis research centers on the design, development and testing of a motorized juice extractor fabricated using locally-available materials. The machine is made essentially of two basic compartments: the chopping compartment and the juice extracting compartment. Other components include feed...

Engineering Type: PROJECT

📄 90 pages | 🧠 8944 words | 📚 5 chapters

332 views