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5 mode of transportation
Mode of transportation essay
Modes of transportation essay
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For over a century people have relied on automobiles, planes and trains as means of transportation, industry and agriculture, it has become such a successful necessity in the modern world that it has become a need for people to use them to get by. Now sure the three basic means of transportation are entirely different in the way the function and their use. All of these means of transportation would not be possible without this invention transportation could not be possible, The Internal Combustion Engine. You might be wondering what is exactly is an Internal Combustion Engine? It’s actually a simple concept but the way it’s performed can becoming very complex. The function of is to create a pulling force through a controlled explosion of compressed air and fuel inside a combustion chamber which then pulls a crank. Depending on what type of platform the engine is on will determine what the crank turns, for an example in a car the crank then turns either a front or rear axle which that axle transversely turns a wheel. In order for this engine to function in needs three elements - air, fuel and spark and without one of these elements the engine will not function, so it takes precise timing and careful planning by the Engineers to make the engine work as required. The invention of the Internal Combustion Engine has completely altered and changed not only the way we transport ourselves through automobiles, planes and trains but also at the way in which Industry evolves and with it closes the gap from an agricultural economy to an Industrial economy. As Modern technologies advanced through the 18th and 19th century the internal combustion people have relied on its power. The Internal combustion engine is not simply a Over 150 years ago... ... middle of paper ... ..., n.d. Web. 18 Feb. 2014. http://www.technicianonline.com/news/article_1195adfe- 985c-11e3-bfb8-001a4bcf6878.html>. "Facts about Hydrogen." Drive Clean. N.p., n.d. Web. 3 Feb. 2014. . "How Car Engines Work." HowStuffWorks. N.p., n.d. Web. 17 Feb. 2014. . "How Is Hydrogen Fuel Made? - Alternative Energy - ProCon.org." ProConorg Headlines. N.p., n.d. Web. 17 Feb. 2014. . "Hydrocarbons." Hydrocarbons. N.p., n.d. Web. 3 Feb. 2014. . "Is Hydrogen the Fuel of the Future?." About.com Environmental Issues. N.p., n.d. Web. 3 Feb. 2014. .
Have you ever wondered how those big heavy construction equipment are able to work day in and day out and able to go through so much work? Well that’s because of their mechanics like me and I’m going to show you what they do day in and day out to keep them going. Thesis Statement: The career of diesel mechanic is challenging, because of everyday is something new and anything can happen. The research will describe the career of diesel mechanic, what is required to become a successful, and the impact this career has on society.
After the steam engine was created in the early 17th century, many people and companies tried to take that same technology and apply it to automobiles. Nobody was successful until a British inventor by the name of Richard Trevithick created a multi passenger automobile that ran on a power source that was driven by a steam-propelled piston at high pressure (Bellis). Up until the mid 1900’s cars were only produced by specifically skilled blacksmiths, and were very expensive. There were only about 4,000 cars produced from the 1890’s to mid 1900’s (Bellis).
In the twentieth century, the introduction of the motor vehicle in the United States became not only noteworthy, but also vital in the development of modern American civilization. This technologically complex machine led citizens to vast future dependence on the invention. While mobility was suddenly not limited to alternative, more convoluted options such as railroad stations or bicycles, yet copiously amplified to aid convenience and expanded leisure opportunities. From auto-racing to redesigning infrastructure, motor vehicles allowed progression, digression, and essentially uttermost change to the lifestyles of the American people. This radical idea of the automobile permeated throughout America with most, if not all, credit renowned to Henry Ford.
The Automotive, or electric car industry particularly, comprises all those companies and activities involved in the manufacture of electric motor vehicles (EV), including most components, such as engines, bodies and rechargeable batteries or another energy storage device. The industry’s principal products are passenger automobiles. Despite the fact that the first electric cars were produced in 1880s , the advances in internal combustion engines, especially the electric starter, soon diminished the relative advantages of the electric car and became the dominant design in the market. Due to this the EV was almost a forgotten industry staying in the early stage of development, conforming to less than 1% of the automotive stock
Cummins has a history of innovation beginning in 1919 when it was founded and produced its first diesel engine, a 1.5 to 8 horsepower model used to power pumps. In 1929, a Cummins engine powered the first diesel-powered U.S car. The company continued to advance in the diesel engine and power generation industry, and in 1958 Cummins Filtration was started to meet the high-performance requirements of Cummins diesel engines (Cummins Inc.). In 1985, Cummins introduced aerodynamic contours to Class 8 trucks years ahead of its time. This new shape greatly reduced air flow drag and, combined with a lightweight engine, attained up to 20 percent higher fuel efficiency than similar vehicles at the time. In 1999, Beijing Public Transit launched a fleet of 300 buses with Cummins B5.9 engines to improve city air quality, being the first clean, alternative fuel fleet in Asia and remains the largest in the world, with more than 3500 Cummins Westport natural gas powered buses (Cummins Inc.). These are just a few examples demonstrating a history marked by improvement and innovation of new technologies in order to reduce emissions and increase efficiencies for the benefit of the environment.
One type of engine is a called a fuel cell. A fuel cell operates like a battery. Unlike a battery, a fuel cell does not run down or require recharging. It will produce energy in the form of electricity and heat as long as fuel is supplied. A fuel cell consists of two electrodes sandwiched around and electrolyte. Oxygen passes over one electrode and hydrogen over the other, generating electricity, water and heat. Hydrogen fuel is used to make all this work. Fuel cell emissions are nothing but water vapor.
The Physics Behind the Power of an Engine Insert the key, turn, and vroom. And down the road you go. Most people take for granted the strange conglomeration of metal and plastic under that sheet of metal, either in front or back of their vehicle. The engine, as you may have guessed, is a modern marvel- so to speak. They’re found in cars, trucks, boats, airplanes.
Have you ever thought of what the world would be like without the automobile? This paper will talk about the things the automobile has helped create. Inventors first started experimenting with steam powered engines in the late 18th century. Cars began being produced and sold to the public in the 1890’s (Automotive History). The automobile is considered to be one of the greatest inventions of all time. As a result of the automobile, cities changed, jobs were formed, and the environment was impacted.
The Diesel engine, a compression ignition, internal combustion engine, was invented in 1893 by French inventor Rudolf Diesel. Diesel continued to developed his invention until 1897. “[his]... compression ignition engine could burn any fuel, the prototypes he built would run on peanut or vegetable oil–and needed no ignition system: It ignited by introducing fuel into a cylinder full of air that had been compressed to an extremely high pressure and was, therefore, extremely hot.” The Diesel engine impacted greatly on society in many ways, both good and bad.
In the internal combustion engine it is an engine where combustion is not the same,...
The first full time department, in western culture, might have been in Rome some 2000 years ago. They were not exactly a paid department. The first American volunteer fire department company is often credited to Ben Franklin, in 1735, in Philadelphia. In the mid-1800s, hand-operated pumps were replaced by horse-drawn steam pumpers. Franklin noted in his own newspaper, in 1735, that Boston had “a club or society of active men belonging to each fire engine, whose business is to attend all fires with whenever they happen.
The invention of internal combustion engines in the early 19th century has led to the discovery of utilisation of cheap energy that is petroleum and this enabled the world to develop and progress into the modern world today. Humans were able to accomplish more work done with little manual labour, using internal combustion engines powered by fossil fuels. Internal combustion engine are mechanical power devices that convert heat energy to mechanical energy with the combustion process taking place in a system boundary (Rolle, 2005). Among the internal combustion engine invented in the 19th century were the Otto engine, Diesel engine and gas turbine engine. Gas turbine engine is one of the popular engines used today due to its high torque per weight ratio relative to other types of internal combustion engines. As explained by Cengel and Boles (2011), the gas turbine engine works on a 6 stages process, namely air intake, compression, fuel injection, combustion, expansion and exhaust (refer to Figure 1 in Appendix 1).
Take a V-8 engine, for example. A V-8 engine has eight cylinders. Whenever the engine is running, the eight of these cylinders are working, burning fuel and air. Most cars, trucks and SUVs with V-8 engines have them because the cylinders of an engine usually has, the more powerful it is. That 's why V-8 engines in sports cars or heavy trucks are usually observed. But while people like V-8 engines, as they are fast and can pull heavy loads, most people are not doing things all the time.
Before the invention of the modern day engine, lifestyles were completely different. Letters were sent by horse drawn wagons, people traveled by horses and other such animals, often taking an entire day to go twenty miles. The first direct injection fuel engine was not invented until 1923.[1] It only took a year before this engine was put into automobiles, making the lives of the general public much easier. The invention of the engine not only made it possible to travel by road, but also by water and air. Mail was no longer delivered by horses and families were able to travel from one place to another in less than an entire day. However, the affects of the modern day engine can be seen all over the world. Take Los Angeles for example; the city is filled with smog which is from the overcrowding of all the freeways with automobiles. Technology has escalated to a level where engines are no longer made by the working man. Now, engines can be made simply machines and computer based tools. However, these thought of simple ways of creating engines are not as easy as the first seemed. There are many positive and negative aspects of using technology to design engines.
...ion free. While the technology does exist, the complete implement of zero emission transportation has to be pushed. Ones concern for their role in changing the planet must expand beyond their individual realm of influence. The education and structure of developing countries will play a key role in determining transportations future. As humans progress the flow of outdated technology sifts down through the various economies, to some the idea of transportation through the internal combustion engine is still a novel idea. For the future of transportation to remain as useful and dependable as it is today, a conscious effort must be made to correct climate change while influencing those whose are still captivated by technology and unaware of its catastrophic effects to take a new approach and enable the entire population of the world to commute with sustainable energy.