Monthly Archives: January 2010

Wind Speeds What Is The Best For Wind Turbines

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What Should The Wind Speeds Be For Your Wind Turbine?

There are many different types of wind turbine models people would be able to use for their home. But, not all of them would be ideal for each residence since wind speed differs depending on where you live. There are several places on the web that will show what the average wind speeds are for different areas all over the United States. This article will go over the many types of wind turbines designs that work best in high to low wind speed locations.

First, to get the best results from the wind a wind mill ought to be located in a location where there is a consistent wind speed of 12 mph. If you live in an area that has wind speeds between 12-20 mph you’re in business to get great results from your home wind turbine! There must be a 7-10 mph wind speed at least for a horizontal axis wind turbine before power starts being created. Now you can see how crucial it is to know what your average wind speed is in your area if you want to get any use out of your windmill.

Now as many know the higher you go up in the air the more wind there tends to be. So what is the right height to be able to take full advantage of the wind in your area? First, you should find out whether you can put in a horizontal or vertical axis wind mill at your residence. Once you have decided which one to go with then you will have a better understanding of which wind mill design will work for your home. If you have a vertical axis wind mill you can start producing power with as little as 6 mph wind speed. That is great for a location where the wind speed is weak.  Horizontal axis windmills ought to be placed where there aren’t any obstructions within 300 feet. This is tough for a lot of places so the other solution would be to have the windmill created to sit higher up over any barriers. Furthermore, if the height of the tower is increased by 60-100 feet the cost will increase by 10% but the energy produced will increase by 29%! Now that is a huge difference in the amount of energy created.

There are great resources online if you are trying to learn on how to build a windmill. The most important thing to know is which wind turbine design is best for your home. If you are in an area where other homes surround you or different structures are by you it might be best to have a vertical axis windmill. But, if your location is in an open area the horizontal axis windmill would be a great addition for your home.

The Many Advantages Of A Magnet Motor – Energy Efficiency At It’s Best

When seeking ways to create free energy to run their household, a lot of homeowners look to solar panels or wind turbines to assist them. The both of theserenewable resources have always been the leaders in the home energy world and for good reason. Both solar and wind energy are dependable and will without a doubt benefit anybody trying to create their own power. But if you build a magnet motor instead, you can have an instant advantage over individuals that utilize solar panels or wind generators.

Advantages Of A Magnet Motor:

* Solar panel systems will generally need you to manufacture roughly 6 to 8 solar panels just to fully power your house meanwhile you only need one motor to achieve this.

* Solar panels require sunlight to really create energy and wind generators require wind. If you construct a motor you will not need to concern about the weather and whether or not it’s an adequate amount of wind or sunlight, due to the fact that a magnet motor creates power despite the surrounding conditions.

* Putting together a motor is simpler than putting together a solar panel or wind turbine. To construct one only requires certain fundamental tools and at least a hour of your time.

* After you completed constructing your magnet motor it will make perpetual motion, meaning, it will create more and more energy regardless of the weather conditions and without ever stopping.

Many individuals have realized these advantages such a motor provides. The world is full of houseowners sick of making payments to their energy company every month and this is why energy efficient resources likewind powerso accepted. At the end of the day, solar power and wind power are bothleaders in the energy efficient world for a good reason and they will stay so for a while. However, these motors are in their own class and in the near future they will be acclaimed as the best option for houseowners trying to create their own energy.

How Renewable Wind Energy Works

The most sustainable way to generate electricity is to harness the wind energy. The power that is produced by wind energy is clean as it doesn’t contribute to emission of heat trapping particles that are responsible for global warming. Apart from this its availability in abundance adds to its cost-competitive nature. It is a feasible alternative to the fossil fuels that not only add to global warming but a polluted environment.

There are many wind resources but the factors like how fast and how often it blows play a significant role in its power generation. Basically the power output as a cube of the wind speed. This means that if the wind speed doubles, the power output becomes eight times the original speed. Therefore areas where the wind speed is high are perfect for wind turbine installation. Now in case the wind speed is 7 m/s at a 10 meter height, it will be 8.5 m/s at 50 meters height. The wind speed increases at greater heights, so if you turbine tower higher, it will be able to capture more wind.

Wind energy is one of the fastest growing resources for producing electricity across the world. Despite this expansion, wind power is relatively a smaller source of electricity supply and is just about 1% to the total electricity generation in the world. This is because many people think that it is a costly project but on the contrary now-a-days generating electricity frwind powerwer can be done by investing less than $200. This is possible because there is lots of information on making wind turbine on the Internet. However with so many manuals out there, it becomes difficult to choose the one that is appropriate and gives clear instructions. Homemade energy is good manual that gives elaborate instructions in a clear fashion. The reader doesn’t get muddled up and it is available at the cheap price of $47 only.

Solar Panel and Wind Generator Plans


solar panel and wind generator

Solar Panel and Wind Generator Plans

Hello and thank you for reading my “Solar Panel and Wind Generator Plans” information and review article.

My name is Joshua and I have been apart of my Local Green Energy group ever since college -and we have been providing  information on Green  Devices, Products and Energy Generators.

And what we have found, is that it is ALWAYS better to have BOTH Green Energy options -Wind AND Solar. Even if you only build 1 of the 2, its definitely a great idea to have the extra set of Plans just in case.

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The ORIGINAL Solar and Wind Plans

The “Green Energy Solar and Wind” plans not only provide BOTH set’s of plans -BUT, they come with Videos and Wind Maps and all the things that are neccassary to ensure that BOTH projects are completed properly.

Unlike Other sets of Solar and Wind plans – BOTH of these plans are Created by someone that REALLY knows and CARES about Homemade Green Energy. His name is Michael Harvey, and he is the ORIGINAL inventor of the “Homemade” Solar Panel plans.

Not to mention, he is an Energy AND Green Energy EXPERT! And a scientist and someone that KNOWS all about building things.

He has been featured in Popular Science and Popular Mechanics and 1000′s of other people have read about his breakthroughs in the green Energy field -especially when it comes to regular people/ homeowners creating and using there OWN Green Energy resources.

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  • Introduction to Solar Energy
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  • How To make a Wind Turbine for under $150
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Everything you need to know if you are planning to have a residential wind turbine

Lately, advertisements about residential wind turbines, articles about advantages of wind energy, government grants announced for utilising wind energy, opponents of wind turbines, and many more things are flowing into our minds increasingly day by day. Whether you have some basic knowledge about it or you know nothing about it, in this article you will have the chance to know about key facts about wind energy.
We will start from very basics and proceed to more detailed information about wind energy, particularly residential use of wind energy.

  • What is a wind turbine? How does it work?

    A wind turbine is a machine that converts the energy in the wind to electrical energy by means of rotating blades and a generator. Of course the working principles of a wind turbine are much more complicated. They include transmission elements, safety units, controllers etc. The blades rotate by the blowing wind and the rotation is transferred to the generator within the turbine. And this generator is the source of electricity. Then from the generator depending on the configuration of the turbine electricity is fed to the grid or directly to the point of use.

  • What is the difference between a commercial and a residential wind turbine?
    Just their capacities! While a commercial wind turbine can have a capacity of up to 5MWresidential wind turbiness are generally much smaller, i.e. a few hundred kilowatts maximum.
  • Why do people consider purchasing them? Isn’t buying electricity from the grid cheaper?

    Actually, at the beginning yes. When the investment costs of a wind turbine is considered and reflected over years, for the first couple of years buying the electricity from the grid can be cheaper. However, the aim of using residential wind turbines is not only cheaper electricity. First of all they can be used at places where there is no grid connection. For example, farm houses far from grid connection or special small electrical appliances located in places where no grid exists can make use of small wind turbines for their electricity needs. In addition to these, wind turbines generate “clean energy”. This means that for generating electricity by wind turbines you don’t cause carbon dioxide emission like in many generation processes. Furthermore, in Ireland use of wind turbines for residential needs is also supported by the government and there are grants available for the initial investment. As a final remark, having a wind turbine for part of electricity needs of your house will result in a better Building Energy Rating (BER) report which will eventually increase the market value of your house.

  • Can wind turbines be used for any house?

    No. First of all you have to make sure that there are not much obstacles (other houses, high towers etc.) that block the wind of the turbine. Second, you need to learn how windy your area is. For commercial installations generally measurements are made 6 months-1 year in advance of installation at the exact turbine location but for a small scale turbine you can use the wind statistics published generally by the government offices. Be sure to choose the measurement location closest to your area. For relatively less needs, such as a single appliance, roof-top wind turbines can be also used. Prior to installing a turbine always take the necessary permits that are required in your area.

  • What if a turbine generates more electricity than required?

    Residential wind turbines can be either standalone systems or grid connected systems. If you have enough space to build a larger wind turbine then you can have it grid connected and you can get paid for the electricity you supply to the national grid.

  • How much can someone save with a residential wind turbine?

    Actually, this all depends on your consumption and the capacity of your wind turbine as well as the wind conditions in your site. To give a rough estimation; some studies show that you can decrease your electricity bills up to 80 percent with a residential wind turbine of appropriate size.

  • What about maintenance of turbines?

    Many small wind turbines have a small number of moving parts which make them suitabl

  • Energy-Efficient Home Renovations is preferred option instead of buying a new home in today’s market

    Energy-Efficient Home Renovations Market, Part 3: HVAC & Roofing report shows that green building is no longer just a fad; in fact, energy-efficient remodeling and renovating is one of the few aspects of the U.S. construction business that still holds a positive outlook in the midst of the economic turmoil in 2009. The U.S. residential construction market was $363 billion in 2008, down 41% from its high of $620 billion in 2006. The home renovations market was $188 billion in 2008, down 18% percent from 2007. It estimates that the home energy efficiency renovations market in the U.S. was $21 billion in 2008; down only 13% percent from 2007’s $24 billion.  ( http://www.bharatbook.com/Market-Research-Reports/Energy-Efficient-Home-Renovations-Market-Part-3-HVAC-Roofing.html )

    Remodeling to improve a home’s energy efficiency instead of buying a new home has become a preferred option in today’s market. In fact, the National Association of Home Builders found that 32% of home builders also provided remodeling services in 2008. Homeowners are still seeing the benefits of improving their home’s energy efficiency even in the economic instability of 2009. With energy consciousness shooting to the forefront of the media during the 2008 oil price peak, the Propane Education & Research Council has found 80% of homeowners are now concerned about the energy efficiency of their homes.

    Home builders and remodelers have been quick to provide remodeling services that are focused on energy conservation and green building practices; as an example, 85% of remodelers surveyed by the National Association of Home Builders in 2008 used energy-efficient windows on the majority of their projects. Retailers and manufacturers of building projects, residential builders and remodelers, and even state and federal organizations now have to be able to provide knowledgeable energy conservation expertise to succeed in their business.

    Home energy efficiency analysis now uses a ‘whole building’ approach, affecting all categories of building materials, from windows and doors to insulation to completely eliminating air leaks. To fully embrace this view, this report looks at the impact energy-efficient building products are having on the renovations market in a number of categories:

    • Part I explores the market for energy-efficient doors and windows, caulking and weather stripping, and insulation used in home renovation projects.

    • Part II examines the energy-efficient appliance and lighting markets for home remodeling.

    • Part III looks at energy-efficient heating and cooling systems and the growing trend of energy-efficient roof renovations.

    This report will help:

    • Marketing managers identify market opportunities and develop targeted promotion plans for homeowners looking to renovate to reduce their utility costs.

    • Research and development professionals stay on top of competitor initiatives and explore demand for current energy efficiency remodeling trends and new emerging energy-efficient construction products.

    • Advertising agencies working with clients in the banking, retail and construction industries develop messages and images that compel homeowners to migrate towards energy-efficient products when considering home renovations.

    • Business development executives understand the dynamics of the market and identify possible partnerships.

    • Information and research center librarians provide market researchers, brand and product managers and other colleagues with the vital information they need to do their jobs more effectively.

    To know more and to buy a copy of your report feel free to visit : http://www.bharatbook.com/Market-Research-Reports/Energy-Efficient-Home-Renovations-Market-Part-3-HVAC-Roofing.html

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    High Efficiency Solar Panel-Cheapest High Efficiency Solar Panel

    Solar power is the energy of the future. Learn how to get cheapest high efficiency solar panel. A few of the several advantages of solar energy are first and foremost its free, easy to harness and is capable to provide more energy than what is needed by most households.

    You might be aware that a commercially sold solar panel has its worth in thousands of dollars. But, did you know you can actually go solar for a fraction of that cost. To be specific, you can go solar for as little as $200!

    Why Go Solar?

    Solar panels are made up of tiny PV cells, also known as photovoltaic cells. The PV cells capture sun light and store it in a battery. The energy stored in the battery is then transformed into exploitable electricity using an inverter. Solar power is a renewable resource of energy and free to harness once you have installed solar panels.

    Installing ready made solar panels can be quite expensive and can cost you anywhere from $10,000 – $18,000 to solar power you entire home. You can solar power your entire home for a fraction of this amount if you learn how to build a high efficiency solar panel on your own. Building your own solar panels from scratch is cheap and easy; all the required raw materials can be easily picked up from the local hardware or electrical store. This also cuts down on any further impact on the environment as the solar panels do not go through any manufacturing processes.

    Going Solar Is Easy!

    Various kits are offered to download from different vendors that will teach you how to build a dirt cheap high efficiency solar panel. The downloaded kits include steps for calculating the actual electricity that you require from solar panels based upon your utility bills. Once you have that information you can start building your own solar panels, typically you can easily build a 100 watt solar panel in a day very easily.

    Now, that’s not something very substantial, but when you can easily redo the whole process over and over again, you can completely go off-grid with a few days of work and perhaps sell back the extra power back to the utility company. Now, how is that for a change? You’ll get a check from the utility provider!

    Save Heaps!

    Once you have installed a high efficiency solar panel, it will pay for itself many times over the course of its life. Generally, solar panels have an average lifetime for 25-30 years requiring little to no maintenance. So, you do the math here and calculate how much you are set to save!

    Advantages and Disadvantages of Using Solar Energy

    Solar energy is renewable and changing to it is the best decision that a person can make. Switching on to solar energy is not only going to be beneficial to the environment but also to the individual as it helps a person cut his electricity bills. All this might make a person excited to switch over to solar energy but before buying and installing solar panels it is essential for a person to consider a few factors to decide if those panels are going to be useful to him or not? Every technology has its own pros and cons and it is important for the individual to weigh them both and solar energy is no exception.

    Here is a quick review of advantages and disadvantages of using solar energy.

    Advantages of solar energy:

    The best renewable source of energy is the sun light and even all other non renewable energy sources are used up, the sun is still available to us and it will continue to shower its rays irrespective of other factors. This is main reason which makes changing to solar energy a wise decision to make.

    The green house gases have made a terrible mess of our environment and this is consistently on the rise too.  So it is important for everyone to switch to solar energy mainly to protect our environment from global warming. Also a person gets to save a lot of money by making use of these panels.

    The economic recession has had a great impact on everyone and everyone is looking for ways to save money. So, solar power systems are the right choice for anyone and everyone who is looking forward to save a lot of money every month.

    Disadvantages of solar energy:

    There are no big disadvantages of these solar power systems but there are a number of constraints which have to be considered. Not everywhere one gets to see the sun most of the day and a few places on earth or mostly cloudy. Even places where sun shines most of the time can still get cloudy and this drops the efficiency of the power produced.

    The major drawback of any solar power system is that it costs relatively more to install a power panel and people have to dig their pockets to get all the money, but overall in a period of time, you are going to save more than what you spent.

    With an overall view on both the advantages and disadvantages of solar energy systems one can understand that changing to solar energy is the right decision to make.

    Do you also want to save a lot of money on huge electricity bills by switching to solar energy?

    Discover the Vertical Axis Wind Turbine

    There are two different types of wind turbine; Vertical and Horizontal. Each one performs their own function and they each of their advantages and their disadvantages. You should pick the one that is best for you and your needs. They do have one thing in common and that is that they produce energy from winds. They just do it in a different way. Vertical axis turbine has the main rotor shaft running vertically instead of horizontally. This direction can have its advantages and disadvantages. The advantage is the gearbox can be put in the bottom of the turbine, unlike the horizontal turbines. All the weight is not at the top of the tower.
    r
    rIt also does not need to be pointed in the direction of the wind. The disadvantages of vertical axis wind turbines is that there can be pulsating torques that can happen during each turn when the turbine is running in the same direction as the wind. They produce a smaller amount of energy from the wind.
    r
    rDifferent Types of Vertical Axis Wind Turbines
    rWindmill with a rotation sail. This type of turbine is the newest out there as it looks like sails on a ship once it is up and running. The sails can expand or contract to the changing winds. There is three sails on it and the speed is managed through magnetic counter that expands or contracts these vertical sails. It has a control unit that will help to control the sails so the damage will be minimal. The sails might tear but the frame is durable and will last through the storms.
    r
    rAerodynamic turbine is made up of airfoil base that is designed to capture the kinetic energy flowing from an artificial current to the center. It can utilize most of the air mass that passes through by redirecting it over the upper turbines. It can respond to wind and also rivers, creeks, oceans or other free flowing water systems.
    r
    rDarrieus Wind Turbines are efficient but because of their size and shape they can produce cyclic stress on the tower which can wear it out sooner. It features three blades that work well in higher winds. They are held up by external structures that are connected from the ground up.
    r
    rGiromill is a type of meal that features three vertical blades. It is self starting so the maintenance is low. These types of mills a low blade speed but they can create a high performance and success in channeling the energy from every turn of the blade.
    r
    rSavonius Wind Turbine mills have two scoops that are used for wind conversion. Some do come in three scoops that make it self starting. They look like long helicopter blades that are bent in a direction. This style and shape is to provide enough energy to be adequate.
    r
    rWindstar Turbines has straight aluminum blades that are attached on each end of the rotating shaft. This windmill features more than one rotor and they each have their own dual braking system that has pneumatic disc brakes. They are designed for strong powerful winds.
    r
    rThe advantages to running a vertical axis wind turbine is that they are easier to maintain and reduce cost, can withstand almost all wind, low high, smaller and easier to transport. The disadvantages are they take twice as much time to produce efficient energy from winds, need to be installed on flat land, low starting torque, some models use guyed wires which can add stress to the bottom. The design and the preference of the consumer make the best choice when it comes to choosing the right one for you.

    Wind Power Has it’s Disadvantages

    The sheer volume of positives associated with the use of wind power as a viable alternative energy source is vast. The most oft cited reason is that there is zero pollution associated with the use of wind based power. However, there is an additional benefit that some may not be aware of. Wind is available in abundance anywhere and everywhere on the earth. This makes wind a much more pragmatic source of energy since exploration and excavation is not part of the equation. With such a high supply of available wind power, the costs associated with energy can be greatly reduced.

    This leads to questions as to why wind farms are not more prevalent in a society that has great needs and demands for energy. Unfortunately, wind power is far from a perfect concept and there are some common disadvantages associated with employing its use. Here is a look at some of those disadvantages:

    Surely, you have noticed that some days the wind blows fiercely while other days it does not. While this is not all that bad for someone simply out on a stroll, for those that require a certain amount of wind to produce a desired quota of renewable energy, such lack of “reliability” on the element’s part can prove severely problematic. Basically, when the wind does not blow the wind turbines cannot possible produce energy. Suwind powerions on the ability to reliably generate wind power have slowed its growth in the energy market.

    Speaking of wind turbines, there are certain problems with these electricity producing propeller-like devices. For the turbines to produce a heaping amount of energy, the turbines must be placed in a region that is free from obstructions. But, where is such “free space” available? Well, if space exists it certainly would not be free. More than likely, it will come with high rental, lease, or purchase costs. Such costs can cut into the cost-efficiency of the farms and make them unviable.

    Wind farms and turbines and sometimes not met with a lot of enthusiasm by populations in urban areas. This can be considered ironic since such regions are incredibly reliant on high energy consumption in order to thrive. So, why is there an aversion to wind turbines on the part of the populace? Wind turbines can be very noisy which can undermine the peace and quiet people seek. Also, the presence of wind farms can encroach on private and commercial properties which may potentially lower their equity. In short, you save money on energy but lose the value of your property.

    Lastly, no matter how you approach the development of wind power, fossil fuel use will be required to support such a venture. The production, transportation, and even the design of wind power will require traditional oil and coal based energy production to create. This is a simple, unavoidable fact.

    Do not consider any of these assessments to be an admonishment against the use of wind power. Wind power has many scores of benefits to it and they are all worth exploring. Yes, disadvantages exist but that is true of all energy sources whether they be traditional or modern renewable forms.