แสดงบทความที่มีป้ายกำกับ Energy แสดงบทความทั้งหมด
แสดงบทความที่มีป้ายกำกับ Energy แสดงบทความทั้งหมด

วันจันทร์ที่ 14 กุมภาพันธ์ พ.ศ. 2554

World Wind Energy Resources

Wind Energy is on the go and in near future clearly seems to be the major source of electricity as it is widely available and abundant in many parts of the world. According to the World Watch Institute, locations with high wind speed around the world could theoretically yield 13 times more electricity that is being currently produced worldwide.

As of now the Global wind energy potential is considerably higher than previous estimates by both wind industry groups and government agencies, according to study publish recently. The study shows that the potential of wind power is 40 times more than the current consumption of the electricity worldwide.

In the lower 48 states the potential of wind power is more than 16 percent of total electricity Demand of USA According to an Electricity industry analyst USA is the "Saudi Arabia of Wind" While remote areas of Russia and Canada have the greatest theoretical potential, the Harvard study pointed out that there are real gains to be made in high-emission nations, especially China, which have been rapidly constructing coal plants. "Large-scale development of wind power in China could allow for an 18-fold increase in electricity supply relative to consumption reported for 2005," the Harvard study said. Country like Pakistan that has been suffering from one the worst electricity crisis. The demand of the electricity largely remains unresolved.

The Expected generation of electricity of 2010 is about 18,500 MW where as the demand would be 19,350 MW. Out of this electricity supply more than 65 % comes from burning fossil fuels. According to NREL assessment the wind electric potential in Pakistan is 131,800 MW and the installed capacity is about 5MW per Kilometer Square. The wind energy has continued its success story in bigger energy markets and has been the most dynamic resource of energy in last couple of years.

According to the world wind energy report 2009 the installed capacity has reached 159,213 MW out of which 38,312 was added in 2009. Wind power sector showed a growth rate of 38% and its turn over was over 50 billion Euros and the total installed capacity is expected to cross 200,000 MW by the end of 2010. The wind sector has also opened a new avenue of job market since 2001. By 2010 the employee numbers are expected to be 670,000 and with such a dynamic growth the numbers are expected to reach over a 1.0 million.

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วันอาทิตย์ที่ 18 เมษายน พ.ศ. 2553

Alternative Power - The Bad Side of Wind Energy

In the past, wind power structures has been widely accepted. The eco-favorable systems, together with the fresh and natural alternative power or energy that it produces, are the reasons why it's been recognized. Some scientists have claimed that wind power is much more advantageous compared to solar power, as it can still be utilized even after the sun sets.

This type of power is a free power source and it gets rid of the usage of any material for generating energy. However, it has its bad side: there's a high price involved in setting up these wind turbines, plus there's a need for the right positioning in setting up the device properly. You see, such power isn't that simple when it comes to the installation, and it can be quite complicated.

Almost all of such systems need frequent maintenance, and parts should be replaced constantly. These parts, like the battery packs for example, are quite expensive. One of the disadvantages of this energy is its unpredictable nature. Total power generation depends on the wind's speed and power: if the wind slows down, the whole system won't be able to reach its full capacity.

Only particular regions in the U. S. have constant wind energy supply. In other places, it's not possible to switch to this form of energy, even if it's cost-effective. If the wind isn't steady, there should be backup resources available to generate power.

Another disadvantage is that it's commonly found in remote areas. This increases the expenses of transferring the energy produced in farms. Wind power must be received by a big number of people if it is to be useful. Plus, transferring such energy isn't that easy. Wind resource development can be a competition for other uses of land. Rather than apportioning the land for such energy, it can be utilized for generating something more necessary to the nation concerned.

Although wind energy plants are less threatening to the environment compared to other kinds of plants, they still contribute to a particular level of pollution. The noise produced by the rotor blades can create classy aesthetic visible impacts and there are times when birds get killed when they are flying into the rotor blades.

Wind farms would take up a large amount of space in order to be setup, and in smaller areas such idea isn't favorable. This form of alternative power needs an external power source or an additional rotor so it can start to work. Such disadvantages of wind energy or wind generator plans could affect its usage significantly.

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วันอังคารที่ 6 เมษายน พ.ศ. 2553

The effectiveness of different policy regimes for promoting wind power: Experiences from the states [An article from: Energy Policy]

The effectiveness of different policy regimes for promoting wind power: Experiences from the states [An article from: Energy Policy] Review






The effectiveness of different policy regimes for promoting wind power: Experiences from the states [An article from: Energy Policy] Overview


This digital document is a journal article from Energy Policy, published by Elsevier in 2006. The article is delivered in HTML format and is available in your Amazon.com Media Library immediately after purchase. You can view it with any web browser.

Description:
Governments at the state (and to a lesser extent, local) level in the United States have adopted an array of policies to promote wind and other types of ''green'' energy, including solar, geothermal, low-impact hydropower, and certain forms of biomass. However, because of different regulatory environments, energy resource endowments, political interests, and other factors, there is considerable variation among the states in their green power policies. This paper analyzes the contribution to wind power development of several state-level policies (renewable portfolio standards (RPS), fuel generation disclosure rules, mandatory green power options, and public benefits funds), along with retail choice (RET) facilitated by electricity restructuring. The empirical results support existing anecdotal and case studies in finding a positive relationship between RPS and wind power development. We also found that requiring electricity suppliers to provide green power options to customers is positively related to development of wind energy, while there is a negative relationship between wind energy development and RET (i.e., allowing retail customers to choose their electricity source).


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วันเสาร์ที่ 3 เมษายน พ.ศ. 2553

Wind Powered Energy - Is Building a Homemade Windmill Worth It?

It was merely a vision to able to create a wind powered energy source that would take only a few hundreds of dollars to build. But with today's technology and the discovery of alternative resources and materials to gain wind power energy, it is now a reality that everyone can take advantage of. The popularity of residential wind turbines can really benefit a lot of homemakers. Today, it is now possible to take advantage of wind powered energy whoever you may be.

So what makes the wind energy turbines affordable today than yesterday? Today, you can get the materials to produce wind powered energy at minimal cost. The basic things that you need, such as DC motors, are now made less expensive. How you build a wind powered energy turbine hasn't changed. It is only the materials that you use that got a little modified. You can actually used recycled parts and employ unique technique and methods that can allow you to build your wind turbine much cheaper.

Back in the days, you need to weld your own windmill. Today, you can even get one for free. But of course, you need to be resourceful. The right designs can also make your wind powered energy turbine cheaper and more economical. Designing and employing the right plans can effectively help you build a wind turbine in a much affordable cost.

The right key in building a good wind turbine that is both effective and cheap is to get the right information resource. You can get these from online articles and e-books. You can also find appropriate books in your local library. Creating a well detailed plan is one of your first steps in creating a wind turbine. With enough time and dedication, you can take advantage of wind powered energy and build your own wind turbine in a matter of time.

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วันพุธที่ 31 มีนาคม พ.ศ. 2553

Got Sun? Go Solar: Get Free Renewable Energy to Power Your Grid-Tied Home

Got Sun? Go Solar: Get Free Renewable Energy to Power Your Grid-Tied Home Review



This definitely in no how to book. The author's intent is to make you more knowledgeable prior to having a solar technician out. He does not to tell you how to do it yourself, he actually discourages it for several reasons which he lists. I think you can build them yourself. But he does show you how to size a system and give you a in depth look at the many different solar possibilities that are available.

I am new to solar technology, and have found this book to be very helpful. It is well documented and gives you many details. The authors try and keep it fun when they can, to keep your interest. Researching this subject on the Internet is very hard to do for solar, its hard to know is which system to use. Without this book, my head would still be spinning attempting to determine who has the best kit.

Top 3 Solar Panel Kits 09
Reviewed. We tested 11 Solar Panel
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Got Sun? Go Solar: Get Free Renewable Energy to Power Your Grid-Tied Home Overview


A straight-talking book tells grid-connected homeowners how to use free energy from the sun and wind to reduce or even eliminate their electric bills, and what to expect from this independent, thoughtful lifestyle. Whether you live in the sun-soaked Southwest, or windy North Dakota, alternative energy has come of age with affordable modern technology. Now with rebates and incentives from most states, installing a home system is an economically-attractive and environmentally-responsible option. Chapters include: - Why invest in alternative energy for your home? - Is it legal and safe? - How solar electricity really works - Batteries or not? - Sizing a system to fit your home and your needs - Got Wind? - What does it cost? - Does your state offer rebates or incentives? - Permits, Paperwork and Financing - The Nuts & Bolts: what to look for, what to avoid - Who does the installation? - Extensive appendix with resources, manufacturers, sizing worksheets, glossary, and more


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วันอาทิตย์ที่ 21 มีนาคม พ.ศ. 2553

Make a Wind Generator and Solar Panels For Home Energy

How would you like to unplug your home from your electricity company, knowing you are 100% powered by mother natures clean free energy? You can now learn to easily make a wind generator or solar panels for free home energy.

With the cost of living rising more and more each day, there is no better time than right now to stop throwing your hard earned money out the window and start generating your own free electricity. Did you know that 93.9% of the energy that is consumed by US is not from renewable energy sources and that only 0.2% of the energy that is consumed is generated from wind and solar power.

The fact is that most people don't know about the benefits of generating renewable energy for themselves. They also don't know how easy it is to do this and just pay $1,000s a year in electricity without having a hint that there is a much better way.

There are a lot of solar panels and wind generators on the market that will cost you $1,000s of dollars for just a single unit, plus you will still have to pay for installation. Now there are guides that will help you make your own wind generators or solar panels for around $200. These guides give you step by step instructions on how to build and install correctly.

Just imagine a few months from now all of the money you saved from not paying for electricity and you will wonder why you hadn't made wind generators or solar panels for your home energy long before this.

Are you using all your home's comfort completely guilt free, laughing at rising energy prices, while saving the environment? If not now is your chance for free energy, Solar and Wind Energy

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วันพฤหัสบดีที่ 18 มีนาคม พ.ศ. 2553

Renewable Energy Sources: Watt Committee: report number 22 (Watt Committee Report, No 22)

Renewable Energy Sources

: Watt Committee

: report number 22 (Watt Committee Report, No 22)

Review






Renewable Energy Sources

: Watt Committee

: report number 22 (Watt Committee Report, No 22)

Overview


Presents and analyses the sources of renewable energy, including advantages and disadvantages, projects implemented internationally, cost and environmental implications, and the benefits of system integration.


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วันพฤหัสบดีที่ 11 มีนาคม พ.ศ. 2553

Edward Teller Lectures: Lasers and Inertial Fusion Energy

Edward Teller Lectures: Lasers and Inertial Fusion Energy Review



It is remarkable that the world's shake-up about the climatic catastrophe in December 2007 coincides with the 100th birthday celebration of Edward Teller. The Bali conference of the IPCC (International Panel about Climatic Change) during the week of the Nobel Prizes to Al Gore and for IPCC to its chairman Rajendra K. Pachauri on 10th of December 2007 is close to Teller's 100th birthday on 15 January 2008. Teller emphasized not long before he died in September 2003 to John Nuckolls "The future is uncertain and scientists and engineers should cooperate globally to shape the future". If nuclear power stations may be an essential component next for solving the climatic catastrophe, there is a crucial contribution by Edward Teller where a very rare documentation is just given in the "Edward Teller Lectures".
For the carbon dioxide pollution in the air one will have to recognize the priorities, e.g. that the 120 years development of the motor car is so perfect and essential not only for individual mobility but for all the whole economy, trade and supply of most needed goods. Petrol is vital to be used before alternatives may be developed and installed on a trillion dollar level in the future. Where to cut CO2 emission had to come from other sections, e.g. from extinguishing the burning of rain forests emitting 6 billion tons CO2 per year. And by gradually reducing fossil energy in the electric power stations, heating houses etc.. Windmills or solar energy generation will help but this is not generally economic. When Robert Dautray received his Edward Teller Medal, Teller mentioned how to fight the oil crisis of 1972 (page 51): "the French have a really unjustifiable advantage over everyone else: they are logical! And this logic tells them that the nuclear way is the way to go..." Indeed it needed many years until 85% of all electricity is produced nuclear now in France. The statement of Teller in 1993 is now so important after the most experienced and successful environmentalist James Lovelock against a furious crowd of media opponents is showing that it is now too late to stop the catastrophe and that a rise the of oceans by 60meters can only be postponed by using nuclear energy.
The French solution with light water fission reactors is now well established by technology and economics for general use, but Al Gore in his book "Earth in the balance" of 1993, p. 328, correctly aks for better advanced designs of nuclear fission reactors. Just for a much better solution absolutely safe and free of any misuse for nuclear weapons, Teller described his rarely documented scheme in the book (p.51) of a completely automatic thorium breeding reactor built 200 meters under ground in rocks. Any development of this kind of alternatives was prevented by the antinuclear media indoctrination and valuable time lost. New steps in energetic future developments should well be expected parallel to other options as e.g. producing solar cells by electron beam technology to avoid the usual "alchemy" criticized by Gore (see amazon.de, H. Hora "Klimakatastrophe Überwinden").
Beyond James Lovelock's appeal to promote nuclear fission reactors, he also looks to fusion energy in the future. The option to solve this problem with lasers is just the topic of the book. It contains the summary of laser driven spark ignition in John Lindl's Edward Teller Lecture or that of George Miley underlining the use of neutron lean fusion fuel as Gerold Kulcinski said in CNN on November 13, 2007: one space shuttle load of helium-three mined at the moon surface can produce all energy of the USA for half a year. The crucial contributions to this field by Michael Key, by Laurence K. Suter, Robert McCrory or Steve Hahn should be mentioned as examples of the addresses of the 21 recipients of the Edward Teller medals awarded by the American Nuclear Society before 2005. A most advanced scheme by Nuckolls and Wood (p.13) may lead to a fusion gain by using the new Petawatt-picosecond lasers for fast ignition similar to the recently discovered block ignition [Physics of Plasmas 14, 172701 (2007); Laser and Particle Beams 25, 37 (2007)]. The fusion energy gains of 10,000 per incident laser energy even at rather low compression of the fusion fuel may lead to energy generation several times less expensive than any present energy source.
This is an exclusive view to solve the global energy problems at least by some specific aspects for next developments where Edward Teller's contributions were of incommensurable value. The "Edward Teller Lectures - Lasers and Inertial Fusion Energy" are a very competent summary mostly by the long years specialists in this field honored with the Edward Teller Medal of their scientific results gained from exploring this most exciting field with so many unexpected new phenomena now going to be used in the biggest lasers in the world (National Ignition Facility NIF in Livermore, or LMJ in France) costing more than 3 Billion dollars each. Like the lectures on this topic by Teller himself, the awardees make understandable their specific scientific results for the experts, as well as for the broader interested reader, and for students, scientists and engineers. This is merging as a brilliant jewel of new physics into the fatefully important demands for solving the future of mankind under the shield of Edward Teller's pioneering work and inspirations.




Edward Teller Lectures: Lasers and Inertial Fusion Energy Overview


How to achieve unlimited, safe, clean and low-cost energy by laser- or beam-driven inertial nuclear fusion has preoccupied all winners of the Edward Teller Medal since its inception in 1991. This book presents their findings, meeting discussions, and personal insights from Edward Teller himself. Expect discussion of important advances anticipated in the future such as multi-billion dollar fusion research projects (NIF), and new schemes such as the petawatt-picosecond laser–plasma interactions evoking new physics and coupling mechanisms.


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วันจันทร์ที่ 8 มีนาคม พ.ศ. 2553

Make Windmill Energy - A Guide to Windmill Energy Solutions

Whether you are planning to create a decorative windmill project or one for generation of electricity, it is always best to start off by obtaining a set of windmill plans.

When building your windmill, the size, shape, color and materials can be entirely up to you; however, the blades of the windmill must be of some exact specifications. When shaped accordingly, the blades of a windmill will be able to move easily when the wind passes through them. If you make the windmill blades too poorly shaped, the turbine will not spin even under strong wind conditions.

If you are planning to make windmills for artistic reasons, one of the best materials to use is Styrofoam. This material is light, cheap, easily affixed and very easy to shape with a Styrofoam cutter. The next best option is sheet metals that are widely available from hardware stores. Choosing light materials is best; a light windmill turbine will spin even in conditions where there is very little wind.

Make Your Own Windmill, Points to Remember:

o If you make windmill blades too poorly shaped, the turbine will not spin even under strong wind conditions.

o Choosing light materials is best; a lighter windmill turbine will spin even in conditions where there is very little wind.

o If you plan to make windmill power generators, the best materials to use are wood, fiberglass or aluminum.

o Generally, you should place the wind turbine in a spot where there is consistent and moderate wind flow.

Before you start making the windmills, you should consider the location where you plan to erect and make windmill. Generally, you should place the wind turbine in a spot where there is a consistent and moderate flow of wind.

The higher the altitude, the higher the wind speed will be. Some builders erect their windmills 10 to 20 feet into the air to harvest stronger wind power. If you plan to place it at such heights, the pole supporting the windmill must receive lots of support and reinforcements, because under high wind conditions the whole structure will become unstable.

If you plan to make windmill power generators, the best materials to use are wood, fiberglass or aluminum. These materials are strong and durable enough for outdoor use. You should also consider the ease of maintenance when it comes to the location of the windmill.

These are just a few of many useful tips when it comes to you being able to make windmill power generation. Look out for the next installment in making windmills.

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วันอาทิตย์ที่ 7 มีนาคม พ.ศ. 2553

Wind Energy As a Means to Produce Electricity

If you are looking for a usable and alternative source of energy then perhaps wind is the best source of power that you can find. Wind is a natural phenomenon that has been around since the creation of our world and it will continue to be present until the sun diminishes and our world is destroyed. In order to understand the wind, we have to understand that land heats up more slowly then water. Hence during daytime, the land will heat up and the temperature will increase due to laws of physics. This hot air will be replaced by cold air that is generated on top of water bodies. Hence this cooler air will try to displace the hotter air over land and thus wind will be formed.

The important thing is to answer the question of how to make wind power work for you? During the out course of the history, the wind power was harnessed through the use of windmills. These windmills were mainly used for grinding and also working mills for industrial production etc. However, the real use of wind power can be derived by using it to generate electricity. As you know, electricity is the most common type of usable power in the world, as it is used to power our systems both domestically and commercially. Life without electricity in the 21st century would be unthinkable.

The concept of using wind energy as a means to produce electricity is an old idea. It was first implemented in the United States during the beginning of the 21st century. The wind mills were used to generate electricity by the use of a simple turbine that translated the electromechanical axial motion of the blades to electricity much in the same way in which a converter generates electric through the motion of the wheels in your car.

Using wind turbines to power your water systems, and your communication systems is a viable option in rural areas and in farms etc. However, the geographical location of the wind mill is important as it must be a windy area. But if the conditions are favorable, you can easily make your own electricity to provide power for your appliances.

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วันเสาร์ที่ 6 มีนาคม พ.ศ. 2553

2008 Trends in Ocean Wave Energy

Ocean Wave Energy seems to be slowly progressing in 2008, there are several projects scheduled to be completed by the end of 2008 and early in 2009. Many of these projects are large enough to power up a small town and this will be when Ocean Wave Technologies prove their worthiness to the world. As you have probably figured ocean water is denser than air, about 750 times denser, thus, it has incredible advantages over wind generation.

This is not to say that T. Boone Pickens is not a revolutionist in his bid to create alternative energy with wind generators, indeed, it makes sense to tap into the constant wind in South Texas and elsewhere, why not. Rather, what we are saying is that you get more bang for your buck from the never ending duration of the surf compared to the sometimes blowing hard wind.

There are now several ocean wave generations schemes and designs in use now in 2008, some large enough to power up 10,000 homes. Larger projects are slated and should be online before 2010 and what we learn from these will allow us to build giant systems able to power up cities of 500,000 to a million homes. That future is coming and someday we may well be able to power up entire nations simply by using the motion of the never ending waves that hit their shores.

If you are someone who truly cares about alternative energy and wants to stay in the loop on all the latest advances in this unique energy sector, then perhaps you might do a little research online in your spare time to see just how far we've come. I had some really great links to describe all this in more detail to help you the reader, but unfortunately the online article site where I originally posted this article appears to have disallowed those links, its rather obvious that they care more about making Adsense click traffic trickle payments than helping you the reader learn important information about alternative energies.

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วันศุกร์ที่ 5 มีนาคม พ.ศ. 2553

Home made wind turbine(future energy

home made wind turbine from a future energy alternator, had to take it down at 2am, in the rain, was putting 400+watts into battery bank, plus ametek 60 to 90 watts, need a bigger dump load or good charge controller

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วันพฤหัสบดีที่ 4 มีนาคม พ.ศ. 2553

21st Century Complete Guide to Wind Energy and Wind Turbines, Wind Power, Low Wind Speed Systems, Small Wind Electric Systems, Practical Information, Second Edition (Three CD-ROM Set)

21st Century Complete

Guide to Wind Energy

and Wind Turbines,

Wind Power,

Low Wind Speed Systems,

Small Wind Electric Systems,

Practical Information,

Second Edition (Three CD-ROM Set) Review






21st Century Complete

Guide to Wind Energy

and Wind Turbines,

Wind Power,

Low Wind Speed Systems,

Small Wind Electric Systems,

Practical Information,

Second Edition (Three CD-ROM Set) Overview


This up-to-date and comprehensive electronic book on three CD-ROMs presents an incredible and totally revised collection of important documents and publications about wind energy, wind turbines, small wind electric systems, low wind speed systems, wind farms, “Wind Powering America” program, wind energy resource atlas, practical consumer information, and research by the National Renewable Energy Lab (NREL). Encyclopedic coverage of every practical aspect of wind power is covered, including: United States Department of Energy (DOE) Wind Energy Resource Atlas; Wind Energy Meteorological Measurements; National Renewable Energy Laboratory (NREL) National Wind Technology Center; Wind Energy Photo Gallery; Wind Turbine Technical Reports; Wind Resource Maps; Wind Power Today. Wind energy coverage includes: NREL Renewable Resource Data; DOE Office of Energy Efficiency and Renewable Energy; NREL Information Resources Catalog; Director and Management; Education Programs; Environmental Safety & Health; Climate Challenge; NREL Publications, News, Events. DOE Wind Energy Resource Atlas of the United States includes: National Wind Resource; Average Annual Wind Resource; Seasonal Variations of the Wind Resource; Certainty of Resource Estimates; Areal Distribution of Wind Resource; Regional Summaries (Northwest, North Central, Great Lakes, Northeast, East Central, Southeast, South Central, Southern Rocky Mountain, Southwest, others); Data Analysis and Assessment Methodologies;! Identification of Wind Data Sources; Wind Data Screening; Times Scales Used; Calculation of Wind Power Density; Vertical Adjustment; Wind Power Estimates for Mountainous Areas; Qualitative Indicators; Wind Power Classes; Classes of Land Surface Form. DOE Meteorological Field Measurements at Potential and Actual Wind Turbine Sites. Wind Turbine Technical Reports; Wind Power Today: Wind Energy Program Highlights 2002. NREL National Wind Technology Center: Working with Industry; Facilities Tour; For Consumers; NTWC Library; Applied Research; Turbine Research; Cooperative Research and Testing. Wind turbines convert the kinetic energy in the wind into mechanical power that turns a generator that produces electricity to power homes, schools, businesses, and communities. According to the U.S. Department of Energy, the world's winds could supply more than 10 times the current total world energy demand. With today's wind turbine technology, wind power could supply 20% of the United States' electricity. There are two ways you can power your home or business with wind: You may be able to purchase wind energy in the form of green power from your local utility, or you may be able to install a small grid-connected wind electric system to provide part of your electricity needs. A wind turbine rated from 5 to 15 kilowatts (kW) could lower your utility bill by 50% to 90%. Wind energy is a free, inexhaustible renewable resource. Wind energy is a source of clean, non-polluting electricity. A single utility scale (750 kW) wind turbine can prevent the emission of 5000 tons of carbon dioxide (CO2) into the atmosphere each year. It would take 500 acres of forest to absorb that much CO2.


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วันพุธที่ 3 มีนาคม พ.ศ. 2553

What Is Alternative Energy And How Does It Produce Power

Alternative energy is a popular term in todays media. It seems no matter where your turn the word is being used as a solution to reduce greenhouse gases and stop global warming. But What is alternative energy and how can it produce power? Currently there are three widely used forms of alternate power being used by homeowners around the globe.

Solar Energy

Solar power is a method that converts sunlight into usable electrical power. This power can be used to power lights in the home and even heavy appliances in some areas. Although solar kits are expensive to purchase they do pay for themselves after a short period of time, normally 5-7 years. Depending on your location you may be eligible for a solar tax rebate or tax credit. To offset the cost even further you may sell electricity back to the power company if you produce more then you need.

Wind Power

Wind power is created by using the force of the wind to turn a turbine generator,. Wind power generators have very few parts and are very simple to implement and install. The only drawback to this alternative energy source is the overall height of the towers can restrict its use in some areas. Before you purchase any wind generator you should always check local ordinances regarding their installation.

Hydro Power

Hydro power is limited to the select few that live near a source of running water like a river or large stream. A hydro electric system uses small micro turbines that are placed in the water, these turbines start to turn when the water runs through there blades and produce electricity. Hydro power systems will run continuously 24 hours a day as long as the water keeps moving over them. These systems are also very inexpensive when compared to other alternative energy sources with the average price being around $3000.

Alternative energy is the wave of the future and continues to evolve everyday. The hope is that science discovers more alternative fuel sources so that fossil fuels can slowly be replaced with cleaner more efficient technologies.

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วันอังคารที่ 2 มีนาคม พ.ศ. 2553

Wind Energy Basics, Second Edition: A Guide to Home- and Community-Scale Wind-Energy Systems

Wind Energy Basics, Second Edition: A Guide to Home- and Community-Scale Wind-Energy Systems Review



Addition Porugaipu, is a leading authority in the wind, he is a great teacher. Basics of wind energy in this 2009 edition covers two current models of wind turbines on many consumer and commercial markets since. This book is an excellent introduction to the energy are also interested in wind power wind turbine with both potential buyers. Some mathematical relationships in high school algebra or basic anything, it is reduced to a minimum. This is great.Inexpensive way to learn about wind turbines. If this is a thorough analysis of the pole to the other and more interested in the design of more "wind energy" is an excellent choice.



Wind Energy Basics, Second Edition: A Guide to Home- and Community-Scale Wind-Energy Systems Feature


  • ISBN13: 9781603580304
  • Condition: NEW
  • Notes: Brand New from Publisher. No Remainder Mark.



Wind Energy Basics, Second Edition: A Guide to Home- and Community-Scale Wind-Energy Systems Overview


The availability of clean, renewable power is without question going to be the defining challenge and goal of the 21st century, and wind will lead the way.

Internationally acclaimed wind energy expert Paul Gipe is as soberly critical of past energy mistakes as he is convincingly optimistic about the future. The overwhelming challenge of transforming our world from one of fossil carbon to one of clean power seems daunting at best—and paralyzingly impractical at worst. Wind Energy Basics offers a solution.

Wind power can realistically not only replace the lion’s share of oil-, coal-, and naturalgas– fired electrical plants in the U.S., but also can add enough extra power capacity to allow for most of the cars in the nation to run on electricity. Gipe explains why such a startlingly straightforward solution is eminently doable and can be accomplished much sooner than previously thought—and will have the capacity to resuscitate small and regional economies.

Wind Energy Basics offers a how-to for home-based wind applications, with advice on which wind turbines to choose and which to avoid. He guides wind-energy installers through considerations such as renewable investment strategies and gives cautionary tales of wind applications gone wrong. And for the activist, he suggests methods of prodding federal, state, and provincial governments to promote energy independence.






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วันเสาร์ที่ 27 กุมภาพันธ์ พ.ศ. 2553

How Do You Create Free Energy For Your Home?

How do you create free energy for your home? This is possible if you build an alternative power system to create free electricity by harnessing free energy sources. This way of getting energy is also known as off the grid and allows you to be free from having to depend on the power company for electricity.

How Do You Create Free Energy for Your Home?

1. Harness Wind Power

You can build a wind turbine and let it collect free wind energy. To obtain electricity using this method, the turbine needs to turn with the energy of blowing wind. When the blades of the turbine rotate, it will spin a shaft that runs to the rotor of a generator inside.

This generator will rotate and create a direct current. Before this current is transferred into your house, it needs to be converted into an alternating current by an inverter since most home appliances run on AC.

2. Harness Solar Power

The sun is another source of free energy which you can harness by building solar power systems. This is usually in the form of solar panels that are installed on top of roofs to capture the sun's energy.

The semiconductors inside the solar panels will collect energy, break electrons and make them flow freely when sunlight touches the panels. The electrons are forced to flow in one direction by an electrical field in the panels, thus creating a direct current. Like the wind system, it also goes through an inverter to get converted into alternating current.

Thousands of people have already eliminated their own home electricity bills with the free energy system. They learned how to build it by downloading a step-by-step guide online. You can find out more about how to build this homemade power system at the website link below.

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วันศุกร์ที่ 26 กุมภาพันธ์ พ.ศ. 2553

Wind Energy is Growing Fast

Wind is the fastest growing energy source in the world. Here in the US wind farms have popped up in more than 30 states, producing enough energy to power an estimated 2.5 million homes a day. Thanks to growing concerns over natural gas prices, a desire for energy independence and incentives for renewable energy production, it's expected this trend will continue. Interviews with Eric Silagy, FPL Energy and Mike Revak, Siemens Power Generation. Footage of Horse Hollow wind farm. www.powergeneration.siemens.com

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วันอังคารที่ 23 กุมภาพันธ์ พ.ศ. 2553

What's So Great About Small Turbine Wind Energy?


Small turbine wind energy is the fastest growing of any renewable energy technology. It is produced in a similar way to how an alternator produces electricity as your car moves. The only difference is the air spins the turbine to produce the power. And as the wind speed increases the turbine produces more electricity. In windy regions, such as near coastlines, small turbine wind energy is an ideal way of producing power for households and businesses.

Even if you do not live in a windy area, small turbine wind energy can still be used to supplement the electricity supply. What's more is, DIY energy guides have lately come about, where motivated people can learn to make their own small turbine wind energy and reduce their electricity bills. And if you happen to live in a windy area, you could quite easily make enough energy to completely eliminate your electricity bill.

It is also relatively easy to make a couple of wind turbines to produce more renewable power. It would be like your own scaled down, residential wind farm. And if your system produced enough power, most U.S. states allow you to sell the excess power back to the utilities. This is known as net metering.

Another advantage of making your own small turbine wind energy is the positive environmental impact. Wind energy causes little to no pollution and no carbon emissions that intensify global warming. Wind energy owners can also offset the cost of their systems with Federal and state renewable energy tax credits, thus helping them save even more money on electricity.

It is most definitely worth spending the time and effort to learn more about small turbine wind energy at home. By making your own renewable energy you not only help the environment, but you save a lot of money in the long run. So begin your research today and be that person who starts the renewable energy trend in your neighborhood.


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วันจันทร์ที่ 22 กุมภาพันธ์ พ.ศ. 2553

Using Wind Energy As a Renewable Energy


Using renewable energy sources becomes more and more important every day as the energy demand of the world gets bigger and the classical sources for energy (such as fossil fuels) get lesser and lesser every day. Another important contributing factor is the rising costs of energy all over the world. Hence the demand for environment friendly renewable energy sources grows exponentially every year. One of the most "environmentally friendly" and cheap renewable energy source is definitely wind energy as a renewable energy form.

The question of how to make wind power is a fairly easy one. The first principle in making wind power is definitely harnessing the power of the wind through wind mills. This is an ancient method as it has been used for thousands of years (since the time of the ancient Egyptians) to grind wheat and to power their boats etc. However, in the beginning of the 20th century, wind power and wind mills were used to generate electricity in the United States. Hence, the concept of using electricity from wind started early in the 20th century.

In order to build a windmill generator, the first rule of thumb is the fact that you need a place with lots of wind in order to make it worthwhile and efficient. If you look over the concept of wind power generation; you will see that wind is usually more stronger in mountain tops, near coastal desert areas and near hill tops that do not have a wind breaker. Then this wind energy is harnessed through a wind turbine. In essence, a wind turbine generates electricity by the mechanical motion of the mills caused by the wind. Hence, as long as the mills turn due to the wind, you will continue to generate electricity from your wind turbine.

It is possible to create wind farms by putting massive number of windmills on a geometric pattern to create more electricity. Although for homes putting a windmill may be more costly then a solar generator; in the end, the cost of producing electricity by wind power is much more lower than solar power and other types of renewable energy sources.

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