Fluttering Flag Utilizes Wind Energy

Melissa Drillwell — Mon, 04 Apr 2016 08:39:00 +0000

Winds at high altitudes are better energy sources that those near the ground because they are faster and more consistent. Many groups are experimenting on floating turbines, kites, sails, and winged craft to tap this energy which ground-based turbines are unable to reach. These floating technologies can convert mechanical energy into electricity through the effect of static electricity.

Professor Shong Lin Wang of Georgia Tech in Atlanta proposed the use of a piece of fabric to harness wind power. He further explains that the flag is low cost and its easy scalability makes it a competitive option against other airborne wind power technologies.

The science behind the effectiveness of the flag is the triboelectric effect. The triboelectric effect states that when the surfaces of two different materials touch and separate, their electrons transfer from one to the other, which builds up opposite charges on the two surfaces. This reaction leads to the creation of a voltage that can drive electric current.

Professor Wang’s group already made several generators produce electricity the flag is their recent invention. The flag is made by weaving two kinds of fabric strips with the width of 1.5 centimeters and a length of 30 centimeters. They weft is a polyester textile belt with nickel coating and the warp is a copper film coated with polyimide plastic. The nickel belts are then connected together by a copper tape to form one electrode; the copper belts, on the other hand, are connected to the electrodes. The flag weighs about 15 grams, can be folded, bent and twisted.

The flag generates power when the two fabrics will repeatedly touch and separate from each other. Given the wind speed of 22 meters per second, the flag can produce a maximum of around 40 volts and 30 microamperes. Three flags connected in parallel can produce enough power to light up 16 commercial LEDs.

How A Wind Farm Is Built

George Drillwell — Sat, 19 Dec 2015 17:18:25 +0000

This video explains how a wind farm is built. It takes around 3 weeks to install a turbine. A wind turbine with 30 years working life will return its investment within 3 to 4 years.

Energy Resources and Economic Business Impacts

Wynter Mills — Wed, 25 Nov 2015 19:05:02 +0000

While numerous people think about Texas to be renowned mainly for fossil fuels, the large number of wind farms has actually pressed Texas to one of the top environmentally friendly energy sources in the world. That website was eclipsed by a wind farm located in California, but the slightly smaller sized farms that Texas has, produces the most wind produced electricity in the world.

While we frequently think about energy efficiency as the method to save our environment, we also typically consider it an expensive endeavor. Did you recognize, however, that your houses energy costs might be reduced by as much as 30 percent through energy-efficiency that includes the purchase or energy effective home appliances and other items? In other words, you can conserve yourself money while you do your part to save the planet.

One basic benefit of renewable resource, and the factor conservationists all over the world are supporter its use, is that it does produce greenhouse gases and other hazardous contaminants as do the by-products of burning fossil fuel for energy. Renewable energy such as solar energy, water power and wind power, while the extensive conversation of which is new, are anything however new.

A wind farm is merely a collection of wind turbines in a place used to produce electricity. China is also beginning to invest large quantities of resources in wind farms as its energy requires grow. Highly effective wind turbines are positioned in areas where they will get the optimum quantity of wind energy.

In both recently establishing and highly developed nations wind, sun and water have actually long been used as source of power, though not to the level of providing the primary energy source for large cosmopolitan communities.

Lots of people are under the impression that wind farms are located just in areas of land where winds are howling through valleys and over hillsides. While this is definitely real, the present trend is to develop wind farms off the shorelines of countries.

The advantage of overseas wind farms has to do with the frequency and generation of winds. Shorelines represent fertile wind generation areas. On top of this, the open area of the ocean allows winds generated from remote places to move to shorelines. You have an understanding of how strong these winds can be if you have actually ever invested time going sailing. On top of all of this, putting wind farms in the ocean avoids the expense of buying expensive area on land.

The mass production of such renewable resource is ended up being commonplace in current years as a growing number of individuals concern understand how environment is changing due to the pollution of nonrenewable fuel source gases, due to the exhaustion of the accessibility of these fossil fuels and the social and political issues of energy sources such as nuclear power.

Here is some standard information about how energy performance works and why its useful. A lot of the energy you consume in your house is produced by local power plants that need to burn fossil fuel to develop the energy. These nonrenewable fuel sources may be gas, coal or oil.

These nonrenewable fuel sources also produce pollution. This pollution hurts not just the environment but ultimately the individuals, as it triggers smog, acid rain and respiratory diseases. Fossil fuel pollution is likewise a strong aspect in altering the environment of the globe.

While we hear a lot about the dangerous gas emissions that emanate from vehicles, exactly what we don’t hear much about is the fact that your home most likely produces twice as much of these emissions as the typical vehicle.

Selecting energy efficiency through your choice of products that are energy efficient is among the finest methods you can lower your usage of energy and hence your circulation of harmful emissions of greenhouse gas. Any household that buys devices developed for energy efficiency puts a big damage in dangerous emissions of carbon dioxide.

A lot of technology that converts environmentally friendly sources of energy into source of power we can use are powered at least in part by the Sun if not straight at least indirectly. The earth’s atmospheric system remains in such stability that the heat that it produces radiates into space to a quantity equivalent to the radiation that concerns earth from the sun.

The result of this energy level within the ambience is approximately equated to the environment of the earth. The water of the earth, likewise described its hydrosphere, takes in a lot of the radiation that pertains to us from the sun.

Most of the radiation gets absorbed at the lower latitudes of the earth that exist around the equator. This energy gets dissipated all around the world, nevertheless, through ocean and wind currents.

Renewable Energy – Energy Research for Business

Fluttering Flag Utilizes Wind Energy

How A Wind Farm Is Built

Energy Resources and Economic Business Impacts