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Alternative source of energy
Short note on windmill
Ways in which alternative energy sources can be harnessed
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Alternate Energy Sources
WINDMILLS
The reason why I chose to do a project on windmills is because I would always drive
out to Palm Springs and I would see these huge thing’s that looked like something out of a star wars movie. When I got closer to them I realized what they were. They were windmills.
Once I knew what they were I wanted to know what they did, my mom told me that they
provide energy. Windmills are made of parts such as the rooter electric generator, speed
control system and the tower. When there is a large group of windmills, they are called
wind farms. Wind farms are located in deserts. Because wind mill farms are usually in the
desert the energy has a long way to travel to get to a town. Some advantages to the windmill is that it’s a renewable source of energy and it’s very cheap, the energy that comes will never run out because the sun gives off convection currents which the energy from windmills will never run out.
Another great thing about the wind mill is it needs very low maintenance. Some
cons to the wind mill is that they are not as people would like. Because the wind has no
rules you can’t always depend on it. You can’t save up wind mills for when there is an
energy crisis like right now. People complain that windmills are too noisy, but since not
that many people live very close to them its not that big of an issue. A very bad problem
with windmills and a sad one is that the blades of the windmills kill lots of migrating birds.
In the olden days they used to use windmills for energy to grind grain. In factories they would use windmills to saw wood. During the 1800’s in America people would use the mills to pump water. Wind power is the fastest growing form of energy.
Its most known process of generating electricity would be movement of air through wind turbines. Wind power has two parts, mechanical and electrical systems. Mechanical systems are low speed and are used for mechanical tasks such as pumping water or grinding grain. Electrical systems are high speed and are used to generate electricity to power homes or schools. Many people feel that wind farms full of turbines, are aesthetically unpleasing, but wind power is a clean energy source and does not generate greenhouse gas emissions. It is a very abundant resource throughout the United States. Wind power is simple, relatively cheap, and low maintenance (Sambu). Wind power is again, free and very abundant so no matter how much we use now, we will still obtain enough in the
You’ll almost always find these wind turbines in open fields and they are usually called wind farms. Because these wind turbines create so much turbulence they have to be so far apart from each other and they can’t be right behind each other (Gipe). These wind turbines have to be 200-300 feet in the air because the blades on these wind turbines are 65-130 feet long (Gipe). Also these wind turbines have to have a 17 miles per hour wind to start spinning, because a wind smaller than that won’t create enough energy
Christopher McCandless, also known as Alex Supertramp, was an avid explorer who many thought shared the beliefs of a transcendentalist. According to oxforddictionaries.com, transcendentalism is an “idealistic philosophical and social movement that developed in New England around 1836 in reaction to rationalism. Influenced by Romanticism, Platonism, and Kantian philosophy, it taught that divinity pervades all nature and humanity, and its members held progressive views on feminism and communal living.” Chris admired many of the transcendentalists and shared their traits. Chris often studied Ralph Waldo Emerson and Henry David Thoreau and inscribed quotes from them in his diary and etched quotes into the walls of the bus where he died. Transcendentalists often exhume the traits of spirituality, individuality, intuition, optimism, rebellion, and minimalism. Chris exhibited these transcendentalist traits in many ways throughout the book, Into the Wild.
These include the history of windmills and their role concerning the survival in the immense plains that range from east of the Rocky Mountains to the Mississippi River. The rise of the economic condition of those living around the wind farms along with the surge of investments from energy companies. Finally, the promising data relating to the amount of energy produced, and the consequences they will have on the environment. In the later and longer part of the article, the possible negative results or wind farms are brought up. Primarily, the points against wind farms have to do with the conservation of wildlife. This is separated into two sections, the first addresses the dangers wind turbines present to birds, the other on the dangers presented to bats.
Mobile devices are being exposed to a record number of security threats with potentially alarming statistics indicating a 400 percent increase in Android malware for example, while Wi-Fi connections are also being increasingly targeted. While the conventional desktop PC will still continue to serve important functions at both consumer and professional levels, there is an expectation that mobile devices will become the predominant form for accessing both personal and professional content it is understandable that cyber criminals have begun focusing on mobile devices which have at the same time grown their user base while substantially consolidating the operating system variants which makes the surface area for a potential attack substantially larger (...
Just as long as wind continues to blow and the sun shines, then wind power can produce energy to send to many different areas. There aren’t many locations that have continuous wind. And because of that, the widespread development of wind power isn’t as great as it could be. Although there are more advantages than disadvantages when it comes to this energy source, the disadvantages should be taken just as seriously. Wind power can harm animals, there was a study that stated birds were coming in contact with turbines and dying.
Have you ever met anyone who can build a functioning windmill from scratch with little education? William Kamkwamba, the author and autobiographer of The Boy Who Harnessed the Wind, tells us his incredible life story, complete with famine, hardships, and triumph in the city of Malawi, Africa. Throughout the book, we see William grow and change as he and his family battle poverty and other losses. With William’s help, we begin to notice elements of his culture contrasted to our own, and cultural diffusion between Malawi and the USA.
Fossil fuels are an important part of life. When you turn on the lights, watch TV, or take a shower, the electricity that you are using is being generated by fossil fuels. The three types of fossil fuels are coal, crude oil, and natural gas. They all take millions of years to form, so they are considered to be “non-renewable”- eventually, the fossil fuels will all be used up. One dangerous biological effect of using fossil fuels is ocean acidification. Extracting and transporting fossil fuels can also be very dangerous. Environmentally damaging accidents such as groundwater contamination, land subsidence, and oil spills occur frequently. Global warming is another possible environmental effect. Fossil fuels have a crucial role in modern society, but since they are non-renewable and dangerous, we should reduce our dependence on them and explore alternative energy sources. Wind energy, hydroelectricity, and solar energy are some examples of renewable fuel sources. There are also many things that people can do everyday to save energy (and, in turn, conserve fossil fuels).
Wind turbines are a great source of energy around the world. Wind turbines produce wind energy that can be used to power our homes. Wind turbines convert kinetic energy into mechanical power. Then this mechanical power gets generated into electricity. Wind turbines make energy by the wind turning the large blades, which spin a shaft that is connected to the large blades, which then operates the generator making electricity.
The Wind Turbine is a device that converts the kinetic energy of the wind into kinetic energy of turbines. The turbines turn to generate electricity but they work only when there is wind. The efficiency is 30-40%. The environmental impacts are needs many large turbines to generate electricity which can be noisy and unsightly. Turbines may endanger birds and bats.
Although renewable energy can be expensive to build, it has less environmental damages in comparison to non-renewable energy. Besides the natural resources such as sun, wind, water and hydrogen, we also have geothermal power, and biofuels as renewable sources. First of all, solar energy is the energy produced when the sun heats the solar panel. Thus, when the sun heat the panels, it produces electricity. Solar power produces energy during the day and can storage energy for the night. Solar power does not pollute so much the environment. However, it has high maintenance cost, and it takes a large land space. Secondly, 15% of World electricity comes from wind. In order to have wind energy, it is important to have turbines to get the wind in order to produce electricity. Tall turbines produce more energy. The drawbacks of wind power are that it requires steady wind and its installations may interfere with TVs, cellphones, and other electrical devices. However, it is quickly built and there is no pollution nor noise produced. Third of all, the water falls in the dam can also generate electricity. For instance, 19% of world electricity comes from water. Regardless of the fact that hydroelectric power has low maintenance costs and does not pollute the environment, it can cause earthquakes, and destroy wild rivers. Only 0.3% of world energy
Wind is a form of solar energy. The term wind energy describes the process by which the wind is used to generate electricity or mechanical power. Wind turbines convert mechanical energy from the wind into electrical power. Wind turbines usually have three main parts. There are blades that connect to a central hub, a box behind the blades that contains the generator, and a long stem that connects to the ground. The way how it works is that the wind turns the blades, which spins a shaft that connects to a generator making electricity. After the electricity is produced it is sent through transmission lines to a substation that is sent to business and homes. For the sake of our planet, we must promote a renewable energy economy. Wind power can be a foundation of that sustainable energy future because it provides jobs in states that are building wind turbines, is a renewable energy source, and does not damage our environment. The environment will not be damaged by the pollution, the natural resources will not be used up, and there won’t be generating of hazardous wastes. Welcoming wind energy today will lay the foundation for a healthy tomorrow that will affect everyone in the United States. There are obstacles and challenges that will make it more difficult, but the environmental impact is well worth it to invest more money into wind energy.
With the depletion of fossil fuel resources comes speculations and debates about alternative energy sources. The world, including the Philippines, is practically dependent on a dwindling non-renewable source of energy. Today, experts are debating about and considering three options: Nuclear, Solar, or Wind Energy. Everyone has been accustomed to the bad image of nuclear energy as a result of the Chernobyl and Fukushima incidents above all others. The popular belief is that radiation from a nuclear meltdown is very harmful to humans and other living things—which is true—and that nuclear power plants are very dangerous and not ideal—which is not. According to Smith, et. al (n.d), all the nuclear disasters that ever occurred were caused by human error and natural disasters like tsunamis, not one because of system failure. Putting the false beliefs aside, with proper engineering and adequate maintenance by experts, a nuclear power plant is a very ideal and viable source of energy for the following reasons:
...h the threat of “Mobile Malware” looming in the air, the desire to give the general public fair warning has never been greater. This paper was intended to provided that knowledge the general public needs and will reinforce the topic to those who were already aware. The history of malware gave you a look into the not so distant past. The discussion of technical examples of malware was intended to show you how rapidly the threat is developing along with the statistics of malware’s current expansion, and the future examples of malware and research showed you concepts that were unimaginable to the common electronic consumer. The majority of malware was originally designed to be a practical joke, but as we can see from the ever growing desire for malicious intent, the evolution of malware has followed suite. We can only hope that the growing need for security can be met.
Understanding the environment would help you recognise the appropriate energy production system to use. Renewable energy is an alternative natural source to fossil fuels like sunlight, wind and geothermal heat. Wind turbines and photovoltaic panels are examples of energy production systems where the conditions of a particular environment has to be taken into account. If a building is located alongside or near