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» ABSTRACT The evaluation of Hot Gas and Heated Tool weldments of Polypropylene/Bone composite was conducted. The composites were formulated by incorporating up to 30% by weight of calcined cow bone powder at an interval of 5% and 75μmsieved size was used as reinforcing phase during compounding process. The polypropylene materials (in unreinforced state) and various polypropylene/bone composites ...Continue Reading »
65 pages | -1 engagements |
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» ABSTRACT Steel is arguably the world’s most ‘advanced” material. It is a very versatile material with a wide range of attractive properties which can be produced at a very competitive cost. It has a diverse range of applications, and is second only to concrete in its annual production tonnage. Steel is not a new invention which leads to a common misperception that “everythi...Continue Reading »
73 pages | -1 engagements |
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» ABSTRACT Animal bones (cow), clay, feldspar and quartz where used to simulate the production of human teeth. The animal bones also referred to as hydroxyapatite sample was collected from an abattoir in Amansea, Anambra state, Nigeria. It was fired, calcined, crushed and sieved then used as one of the major constituent to fabricate various dental samples. The kankara clay sample was collected from ...Continue Reading »
73 pages | -1 engagements |
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» ABSTRACT Metal Matrix Composites (MMC’s) have evoked a keen interest in recent times for potential applications. Composite materials like Particle reinforced Aluminium Silicon carbide (Al/SiC) Metal Matrix Composite is gradually becoming very important materials in manufacturing industries e.g. aerospace, automotive and automobile industries due to their superior properties such as light wei...Continue Reading »
60 pages | 317 engagements |
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» ABSTRACT A working inventory model is developed to incorporate the partial back ordering inventory with references to the back ordering inventory model by Jonah and Chukwu. The re order point models of maximum expected cost and service level approach were also established. Data, covering the demand, set up cost, and the Holding cost were obtained from the Champion Breweries Plc, other related data...Continue Reading »
60 pages | 292 engagements |
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» ABSTRACT In recent years, there have been increasing government and public interest in energy issues generally and particularly in electro mobility. This is so because of the increasing effect of fossil fuels burnt by the automobile on the natural environment as well as on human health. A research carried out by (Ojolo S.J. et al, 2017) on the effect of vehicles emissions on human health in Nigeri...Continue Reading »
60 pages | 294 engagements |
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» ABSTRACT Steel is arguably the world’s most ‘advanced” material. It is a very versatile material with a wide range of attractive properties which can be produced at a very competitive cost. It has a diverse range of applications, and is second only to concrete in its annual production tonnage. Steel is not a new invention which leads to a common misperception that “everythi...Continue Reading »
60 pages | 300 engagements |
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» ABSTRACT The evaluation of Hot Gas and Heated Tool weldments of Polypropylene/Bone composite was conducted. The composites were formulated by incorporating up to 30% by weight of calcined cow bone powder at an interval of 5% and 75μmsieved size was used as reinforcing phase during compounding process. The polypropylene materials (in unreinforced state) and various polypropylene/bone composites ...Continue Reading »
60 pages | 271 engagements |
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» INTRODUCTION The rapid development in the automobile and aircraft industries requires among other things, the integration of unique materials for design purposes that reduce fuel consumption to preserve the dwindling hydrocarbon resources without compromising other attributes such as safety, performance, recyclability and cost. Similarly, the current trend of materials in car industry is towards r...Continue Reading »
60 pages | 269 engagements |
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» ABSTRACT Animal bones (cow), clay, feldspar and quartz where used to simulate the production of human teeth. The animal bones also referred to as hydroxyapatite sample was collected from an abattoir in Amansea, Anambra state, Nigeria. It was fired, calcined, crushed and sieved then used as one of the major constituent to fabricate various dental samples. The kankara clay sample was collected from ...Continue Reading »
60 pages | 274 engagements |
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» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND OF THE STUDY The modification of microstructures to achieve desired properties is a fundamental approach in metallic materials development. Heat treatment which is one of the primary routes of developing microstructures requires the use of furnaces to be able to attain desired temperatures, heating and cooling rates; and holding environments required to indu...Continue Reading »
60 pages | 373 engagements |
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» CHAPTER ONE INTRODUCTION 1.1 Background of study Cathodic protection (CP) is a method of controlling corrosion or a means of preventing corrosion of metal and can be applied to any buried and/or submerged metallic structures. It is normally used in conjunction with coatings and can be considered as a secondary corrosion control technique. Cathodic protection can, in principle, be applied to any me...Continue Reading »
60 pages | 272 engagements |
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» ABSTRACT The aim of the project is to construct a domestic grain grinding machine to be powered by electric motor through pulley and belt transmission. The project is to perform mostly blending and grinding on grains e.g beans, maize, melon, millet and such other food crops. In construction of the project, there are various factors that is being put into consideration. i. The size specification ii...Continue Reading »
49 pages | 300 engagements |
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» ABSTRACT An electric popcorn machine is machine that is used to popcorn for human consumption. It uses electricity as it sources of energy, transfer it energy, that is used to pop the Corn. Also it has a stirrer, which rotate due to the convection of electrical energy from the source to mechanical energy in the motor, the stirrer tons the corn so that it will not burns. This project went as far as...Continue Reading »
65 pages | 309 engagements |
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» ABSTRACT Construction of a potable electric operated motor vehicle for long Volvo Bus. In this project involves the knowledge of mechanical engineering workshop technology and engineering material science and strength. This was exactly what we were taught. We contracted the electric car with the actual dimension of long Volvo bus(Ml ) got from the catalogue and we enlarged the scale by 1: 8mm. alu...Continue Reading »
65 pages | 309 engagements |
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» ABSTRACT This project has been fabricated with special economical needs for the small scale baking industries, wholesalers and distributors who import this type of baking oven from outside the country to supply the customers. Who wish to use it or those that cannot after gas oven can be used in baking any type of available within the tropics. It I am also be used in are where there are no source o...Continue Reading »
65 pages | 260 engagements |
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» ABSTRACT Children swing plays a unique role in the live and upbringing of a child. It makes children to avoid dangerous games thereby providing them on opportunity for proper relaxation. The children swing consists of a cost iron metal that is welded with a chain and set that makes children move to and fro in an oscillatory movement, thereby crating joyful sensation to the child as he is in motion...Continue Reading »
56 pages | 291 engagements |
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» ABSTRACT This wrote up is a detail of the processes for the physical realization of the design and construction of mobile deep freezer. It is divided into chapters which discussed expensively the practical refrigeration cycle with rull attention given to design factors working principals and choice of material. Also considered were fabrication assembly and safely requirement CHAPTER ONE INTRODUCTI...Continue Reading »
65 pages | 276 engagements |
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» ABSTRACT In this project, three alternative design solutions were considered for the foldable cam – bed. The authors utilize the local materials (with cost consideration) for the components. The merits and demerits of each of the alternative with respect to the considered group were also discusses and the solutions of the alternatives that best satisfied the limitations were selected for pro...Continue Reading »
65 pages | 258 engagements |
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» ABSTRACT This project is designed to make the students utilize as many theoretical and practical concept as have been instructed in alstron to mechanical engineering workshop technology. Students are expected to learn and apply concepts, principles about energy specially the conversions of electrical energy to thermal energy, conduction and conventional heat transfer etc. Also the determination of...Continue Reading »
60 pages | -1 engagements |