ring diameter of 60 cm. The nozzles are inclined at 22° to the plane of rotation and the specific enthalpy drop is 190 KJ/kg. Determine: a. The relative velocity of the steam at inlet‚ and b. The blade inlet angle. 4. An engine consumes fuel of calorific value 44MJ/Kg at a rate of 45tonne/day. It the indicated thermal efficiency is 39% and break thermal efficiency is 33%. Calculate: a. The indicated power‚ b. The brake power‚ and c. The power
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Green Technology November 2012 Green Technology In today’s world we keep looking for ways to save the planet and try and keep the air we breathe as clean as possible. As time evolve the technology gets better in methods and materials to generating energy to non-toxic items. Going green is in many different areas of life’s needs from cleaning supplies‚ energy sources‚ and fuel alternative. When I ride down the streets and see cars polluting the air with the smoke or even seeing plastic
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1 Balancing of Engine Parts Definition:Engine balance refers to those factors in the design‚ production‚ tuning‚ maintenance and the operation of an engine that benefit from being balanced. Explanation:Piston engine balancing is a complicated subject that covers many areas in the design‚ production‚ tuning and operation. The engine considered to be well balanced in a particular usage may produce unacceptable level of vibration in another usage for the difference in driven mass and mounting
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First Reflections Paper | The Meta-Thinking Assignment International Marketing | MARK 465 Fall Quarter 2013 Geroulis The task of “meta-thinking” is perhaps the most important process involved in transforming ideas into action. Meta-ideas – ideas about how to support the production and transmission of other ideas – are best approached within the Academy. So‚ against this Meta-Thinking backdrop‚ please read this passage from Anthony Kronman’s‚ Education’s End: Why our College & Universities
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cells. There are also brushed or brushless electric motors. Most fuel-powered models use glow plug engines‚ small internal combustion engines fueled by a special mixture of nitromethane‚ methanol‚ and oil (in most cases a blend of castor oil and synthetic oil). These are referred to as "nitro" cars. Recently‚ exceptionally large models have been introduced that are powered by small gasoline engines‚ similar to weedwhacker motors‚ which use a mix of oil and gasoline. Electric cars are generally considered
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Gallons of Light Through time‚ people are bettering the eco-friendly lifestyle. By recycling‚ using less fossil fuels‚ annual smog checks‚ and converting solar energy into electricity. We are single-handedly helping life for future generations‚ through conscious decisions. Tesla is an incomparable example of a lifestyle to follow. I chose this Tesla Model S commercial because they convey to their audience that they are creating their vehicles with‚ not only innovation‚ but fuel or should I
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means money. Diesel engines have been around for a long time now. This job field covers several different kinds of jobs such as truck mechanics and repair and maintenance. A Diesel engine is an engine that starts itself by compression. These engines first started in America. The first diesel engine was invented in 1892. In 1930 they started putting the diesel motors in vehicles. During the Post War Boom‚ construction started forming the highway system in 1956. Diesel engines became commercial
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people involved with the events. The narrative begins to unfold with a brief history of the first electric cars created in the early twentieth century. These electric vehicles were killed off nearly 100 years ago as gas/petroleum powered internal combustion engine (ICE) cars became cheaper. The worsening problems of gas/petrol cars are illustrated: smog‚ high child asthma rates‚ CO2 emissions and global warming. [Later we also see the use of the US Military in the Middle East. The loss of life and
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Octane rating is the measure of how resistant is gasoline and other fuels in the combustion engines to automatic ignition. It is the measure of a fuel’s burning characteristics. It is a standard measure of the performance of a motor or aviation fuel‚ the higher the octane number‚ the more compression the fuel can withstand before detonating. In broad terms‚ fuels with a higher octane rating are used in high-compression engines that generally have higher performance. Fuels with higher octane ratings tend
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ASSIGNMENT 1 GIVEN: 27/02/2015 DUE DATE: 16/03/2015 ANSWER ALL QUESTIONS Q1. A two-stroke‚ four cylinder Diesel engine operates on an ideal Diesel cycle. The engine has a capacity of 2.5 L‚ compression ratio of 18 and cutoff ratio of 2.2. At the beginning of the compression process‚ the is at 50°C and 100 kPa. Using the cold-air standard assumptions‚ determine how much power the engine will deliver at 3000 rpm. Q2. The net output of a steam power plant is 120 MW. The plant operates on on an ideal
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