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Manufacturing Process

Manufacturing process is that part of the production process which is directly concerned with the change of form or dimensions of the part being produced. It does not include the transportation, handling or storage of parts, as they are not directly concerned with the changes into the form or dimensions …

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Process Planing

Process planning consists of selection of means of production (machine-tools, cutting tools, presses, jigs, fixtures, measuring tools etc.), establishing the efficient sequence of operation, determination of changes in form, dimension or finish of the machine tools in addition to the specification of the actions of the operator. It includes the …

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PRODUCTION PROCESS

It is the process followed in a plant for converting semi- finished products or raw materials into finished products or raw materials into finished products. The art of converting raw material into finished goods with application of different types of tools, equipments, machine tools, manufacturing set ups and manufacturing processes, …

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Sources of Energy

The various sources of Energy are as follows: 1. Fuels: The Fuels are broadly classified as follows. (i) Solid Fuels: Various solid fuels used are wood, coal, including bituminous coal, anthracite, lignite, peat etc. (ii) Liquid Fuels: Liquid Fuels include petroleum and its derivatives. (iii) Gaseous Fuels: Gaseous fuels consists …

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Engine Emission and Air Pollution

The exhaust of automobiles is one of the major contributors to the world’s air pollution problem. Recent research and development has made major reductions in engine emissions, but a growing population and a greater number of automobiles means that the problem will exist for many years to come. During the …

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Dynamometer

Dynamo-meters are used to measure torque and power over the engine operating ranges of speed and load. They do this by using various methods to absorb the energy output of the engine, all of which eventually ends up as heat. Some dynamometers absorb energy in a mechanical friction brake (prony …

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Cast Iron

Cast iron is basically an alloy of iron and carbon and is obtained by re-melting pig iron with coke, limestone and steel scrap in a furnace known as cupola. The carbon content in cast iron varies from 1.7% to 6.67%. It also contains small amounts of silicon, manganese, phosphorus and …

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fire prevention

Accidents due to fire cause enormous damage to properties, manpower and materials. It can be noted that the origin of fire is combustion. The main factors for combustions are presence of oxygen, availability of combustible materials and rise of temperature to the ignition point for the material. The cause of …

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Ferrous Materials

INTRODUCTION Engineering materials used to manufacture of articles or products, dictates which manufacturing process or processes are to be used to provide it the desired shape. Sometimes, it is possible to use more than one manufacturing processes, then the best possible process must be utilized in manufacture of product. It …

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Electrical Safety Measures

If a person receives electric shock of mild or serious kind, directly or indirectly, the same must be reported as electric accident. In case of stoppage of breathing after electric shock to any victim, one should remove all sorts of obstructions from the mouth of the victim. Then he should …

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