Engineering

STUDIES OF DISINFECTION BY-PRODUCTS AND HEAVY METALS IN AHMADU BELLO UNIVERSITY DRINKING WATER SUPPLIES AND OPERATIONS OF SOME TREATMENT PLANTS

ABSTRACTThis study had a broad objective of determining the quality of drinking water produced by Ahmadu Bello University (ABU) water treatment plant. Its samples were chemically analysed for general chemical properties, heavy metals and Disinfection By-Products (DBPs) content in accordance with ...

Engineering Type: PROJECT

📄 98 pages | 🧠 12981 words | 📚 5 chapters

315 views

THE EFFECT OF CHROMIUM AND MANGANESE ON THE MECHANICAL PROPERTIES AND CORROSION RESISTANCE OF Al-Si-Fe ALLOY IN 0.5M HCl SOLUTION

ABSTRACTThe effect of chromium and manganese on the mechanical properties and corrosion resistance of Al-Si-Fe alloy was investigated. Alloys of varying percentages of Chromium and Manganese from 0.1 to 0.5% (0.1, 0.2, 0.3, 0.4, and 0.5%) with the percentages of iron and silicon kept constant wer...

Engineering Type: PROJECT

📄 96 pages | 🧠 10633 words | 📚 5 chapters

314 views

MODELING AND SIMULATION OF A SOLAR POWERED ADSORPTION REFRIGERATION SYSTEM

ABSTRACTThe search for renewable, eco-friendly energy source other than fossil fuels which is ozone depleting and responsible for climate change to power refrigeration systems has led to the present research. The modeling and simulation of a solar powered adsorption refrigeration system using thr...

Engineering Type: PROJECT

📄 97 pages | 🧠 6385 words | 📚 5 chapters

335 views

MODELING OF WATER QUALITY OF BINDARE STREAM IN ZARIA-NIGERIA USING MATLAB

ABSTRACTThe objective of this study was to develop a MATLAB based simulation modeling using SIMULINK tools that produced dissolved oxygen sag curve, and applied it to Bindare stream in Zaria, Kaduna State-Nigeria, in order to assess the stream dissolved oxygen level and its self-purification capa...

Engineering Type: PROJECT

📄 88 pages | 🧠 12504 words | 📚 5 chapters

427 views

THE INADEQUACY OF EARTHING IN BUILDING STRUCTURES

A CASE STUDY OF ZARIA

ABSTRACTEarthing and lightning protection systems protect people from the danger of electrocution and equipment from over-voltages by dissipating the excess energy into the earth, and at the same time reducing the potential difference between equipment and earth. This study investigated the effec...

Engineering Type: PROJECT

📄 88 pages | 🧠 9747 words | 📚 5 chapters

304 views

EFFECT OF PRE-AGEING CONDITIONS ON THE HARDNESS AND CORROSION CHARACTERISTICS OF DOUBLE-THERMALLY AGED Al-Si-Mg ALLOY

ABSTRACTThe effect of pre-ageing condition on the hardness and corrosion characteristics of doublethermally aged treatment (DTAT) chill cast Al-Si-Mg alloys in simulated seawater environment using elemental sodium-modifier has been studied. This was with a view to improving the precipitation resp...

Engineering Type: PROJECT

📄 100 pages | 🧠 9235 words | 📚 5 chapters

349 views

ENHANCING LIGHT-ENDS RECOVERY THROUGH JOINT ATMOSPHERIC DISTILLATION OF HEAVY CRUDE AND USED ENGINE OIL

ABSTRACTHeavy crude oils are known to contain significant amount of high molecular-weight substances such as asphalthenes and resins hence, when refined, produce low amount of lightends (gasoline, kerosene and diesel fractions). Compared with light crude oils, as a refinery feed stock this singul...

Engineering Type: PROJECT

📄 84 pages | 🧠 8307 words | 📚 5 chapters

353 views

MATHEMATICAL MODELING AND DYNAMIC SIMULATION OF TEMPERATURE DISTRIBUTION IN A CHAMBER FURNACE

ABSTRACT Chamber furnaces are widely used in heat treatment. The correct prediction of the temperature variation and distribution within the chamber is of high significance to ensure good quality of the products being fired and reduce energy consumption. A software by trade name COMSOL was used t...

Engineering Type: PROJECT

📄 93 pages | 🧠 8845 words | 📚 5 chapters

320 views

MATHEMATICAL MODELLING OF DRAUGHT CHARACTERISTICS OF SELECTED ANIMAL-DRAWN IMPLEMENTS ON THE UPLAND SOILS OF SAMARU, NIGERIA

ABSTRACTA study on the mathematical development of draft model for two animal-drawn tillage implements was conducted on the upland soils of Samaru, Zaria for three years (2008 - 2010). The draft characteristics considered include soil moisture content, bulk density, speed of operation, tillage de...

Engineering Type: PROJECT

📄 85 pages | 🧠 12522 words | 📚 5 chapters

291 views

EFFECTS OF BENEFICIATION AND SALTING AGENTS ON YIELD AND QUALITY OF ALUM FROM KANKARA KAOLIN

ABSTRACTAlums are very important products because of their vast array of uses. In this investigation, about 91% kaolinite fraction was recovered from Kankara kaolin after beneficiation. The silica-alumina ratio of 2:1 obtained after calcination conformed to typical literature values. The raw clay...

Engineering Type: PROJECT

📄 86 pages | 🧠 6037 words | 📚 5 chapters

336 views

STATE SPACE CONTROLLER DESIGN FOR A DC MOTOR

ABSTRACTModern manufacturing systems are automated machines that perform the required task. The DC motor is perhaps the most widely used industrial energy converter whose performance decrease over time. In this work, an experimental data is used to create a mathematical model of the DC motor for ...

Engineering Type: PROJECT

📄 100 pages | 🧠 11535 words | 📚 5 chapters

321 views

POLLUTION AND SELF PURIFICATION STUDIES OF RIVER ROMI, CHIKUN LOCAL GOVERNMENT AREA KADUNA STATE

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Engineering Type: PROJECT

📄 84 pages | 🧠 11610 words | 📚 5 chapters

310 views

DISTRIBUTION OF ENGINEERING PROPERTIES OF SOILS USED IN HIGHWAY CONSTRUCTION

A CASE STUDY OF NIGERIA

ABSTRACTSands, clays, and shales (Ti) of Illaro formation from the Tertiary era are of A-7-5 classification. Shales and round stone (Kro) of Nkporo shale group formed from cretaceous era have A-7-5, A-2- 7 and A-6 classification; Shales, and limestone (Kwn) of Agwu-Ndeaboh shale group formed from...

Engineering Type: PROJECT

📄 80 pages | 🧠 11203 words | 📚 5 chapters

298 views

EFFECT OF LOCUST BEAN WASTE ASH ON LIME MODIFIED BLACK COTTON SOIL

ABSTRACTBlack cotton soil classified as an A-7-6(24) soil on the AASHTO classification collected from New Marte area of Borno State was modified with up to 4% lime and locust bean waste ash (LBWA) up to 8% by weight of dry soil. The effect of LBWA on the lime modified soil was studied with respec...

Engineering Type: PROJECT

📄 90 pages | 🧠 6230 words | 📚 5 chapters

296 views

EFFECT OF LOCUST BEAN WASTE ASH ON CEMENTMODIFIED BLACK COTTON SOIL

ABSTRACTBlack cotton soil classified as an A-7-6 (24) soil on AASHTO classification collected from new Marte area of Borno state was modified with up to 4% cement and LBWA up to 8% by weight of the soil. The effect of locust bean waste ash (LBWA) on the cement modified soil was studied with respe...

Engineering Type: PROJECT

📄 92 pages | 🧠 6646 words | 📚 5 chapters

324 views