Archive for the ‘Renewable Energy’ Category
Solid Fuel Energy Plus Skirmishing Greenhouse Gases
Biomass pellets refers to a collection of unlike pellets produced from a range of unlike biomass raw materials. As the need to replace existing fossil fuel fuel sources increases. There will be a greater selection of wood pellets used to produce energy. Biomass simply refers to any organic material which can be used to generate energy. In terms of climate change in addition to global warming, the significant fact about biomass is that it is carbon neutral. What this method is that wood combustion does not place any additional carbon dioxide into the atmosphere, as new biomass growth absorbs the carbon released. Wood pellets are currently the most common in addition to most widespread form of wood pellets. Wood pellets are at present shaped predominately from timber processing residues. These residues are used to produce premium grade wood pellets. Premium grade wood pellets produce the least ash of all biomass pellets. Premium grade pellets due to their high heat value plus low maintenance are the most expensive type of biomass pellets.
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Other biomass residues can also be processed into wood pellets. However bark for case will amplify the ash content, so the pellets may not be suitable for some pellet burners. Also there is only a limited supply of biomass resources to produce biomass pellets. This is where other wood resources must be considered for energy pellets. Grass pellets are still a very new area of wood pellet production. Using grass as a fuel source has many advantages. Grass produces much higher yields than woody biomass, in addition to can be grown in more locations, and from season to season. Also during pellet production less fuel is required to form grass into a pellet, also by higher productivities. There are though issues in addition to challenges in combustion grass pellets as there are with straw pellets.
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Straw pellets can be created from waste agricultural residues. This includes for case in point wheat as well as barley straw, plus even other wastes such as corn cobs. Burning straw in addition to grass pellets does create challenges in terms of a higher ash content, in addition to possible clinker and slag formations. Straw pellets are at this time most commonly used to generate electricity in coal fired power stations, biomass pellets are also used
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Alternative Fuel To Fight Diesel Fuel Prices
When diesel was much cheaper than gasoline, everybody went to buy diesel engine vehicles. But the soaring prices of crude oil in the world market and the increased demand for diesel have significantly increased diesel fuel prices, especially in July 2008. While it is becoming cheaper now, no one really knows if diesel prices will stay at its current low price level. And so technologists, scientists and environmentalists have developed alternative fuel to fight the soaring cost of fuel prices including diesel and gasoline.
Biodiesel
Originally, the diesel engine was designed to run on vegetable seed oil or peanut oil. But since petroleum fuel was cheaper then, people have forgotten that diesel engine can run on these natural oils. Now, it is making a comeback. Biodiesel, as we know it today, can be soybean oil, animal fats, vegetable oil or recycled restaurant grease. The good thing is, any diesel engine can run effectively on B20 (a mixture of 20 parts biodiesel and 80 parts petroleum diesel). These natural oils are clean and biodegradable. Biodiesel has lower carbon monoxide, hydrocarbons and particulates emissions.
LPG (Liquefied Petroleum Gas)
LPG is a byproduct of petroleum refining, which are widely used for home heating and cooking, can be a substitute to diesel fuel. LPG is cheaper than all petroleum products. It contains hydrocarbons and vapor at its normal pressure and temperature. Its main component is propane. LPG is widely available and can be used as an alternative fuel with a conversion kit.
Ethanol (E85)
Ethanol is made from fermented biomass, usually corn. Completely biodegradable and renewable, ethanol is clean and doesn’t contribute to greenhouse gas emission. It got the name, E85 because it is composed of 85% alcohol and 15% gasoline. Although it is becoming widely available today and can be used on any diesel engine vehicle, E85 is pricier than other types of alternative fuel.
Methanol
Methanol is naturally abundant on earth or can be made by fermenting biomass. It is somewhat similar to ethanol. However, the availability of methanol is still a problem.
Electricity
The two main issues of electric cars are: it cannot cope with the current traffic and battery life. But with the release of the first sports car that runs on pure electricity – Tesla – these 2 issues are put to rest. However, the technology has yet to completely take off. There may be developments here and there but aside from Tesla, there are very few (plug-in) electric cars on the market today. Aside from this, electric cars are very expensive. The next best option, then, is to go hybrid. Hybrid cars have electric motor and diesel or gasoline engine (there are other types of hybrid cars). Although they are more expensive than regular cars with diesel or gasoline engine, they have the best fuel mileage the market can readily offer.
Hydrogen
The most abundant element on earth is hydrogen so it is only fitting to use it as a form of energy. But you cannot get hydrogen for free; it can be made by electrically splitting (electrolyze) water to its basic components – hydrogen and oxygen. In a sense, a hydrogen-powered car runs on water. Unfortunately, the market has yet to see mass-produced hydrogen cars.
You may have noticed that almost all alternative fuels have a problem of their own. But with the undergoing development and constant research, it won’t be long before we see our vehicles running effectively from any of these alternative fuels.
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Low Gasoline Prices- A Great Relief For All People
A lot of people are wondering why gasoline prices today have reached at an all time low when just a few months before, the price for gasoline was really the most expensive since the Iran-Iraq war. Well, it’s not that people are complaining about it but people are really curious as to why this happened. Why the sudden rise in price and the sudden decrease in price?
As most people know, the price of gasoline and other petroleum products depends on the price of oil. If oil is expensive, then gasoline will also be expensive. Now, the price of oil depends largely on the law of supply and demand. If there is a surplus of oil in the reserves and limited demand for it, then the price of oil will be cheap which also means cheap gasoline and other oil products.
Today, there are quite a lot of supply of oil in the reserves and limited demand. This basically explains why gasoline has reached an all time low when it comes to the price. Now, why is it that gasoline is at a very low demand when winter is already coming? This is the time of the year where oil demand is usually very high as people use it in order to heat their homes.
There are quite a lot of reasons why there is a low demand for oil and high supply for it. The first reason is the high priced gasoline only a few months before. People became more conservative when it comes to buying gasoline for their car. Some have started selling their old conventional car and buy new hybrid vehicles that are more fuel efficient. Others are now using mass transportation system such as the bus and subways as a primary way to go to work and school. And, there are also others who organized carpools with neighbors and coworkers in order to save gasoline. People have adjusted to the past gasoline price hike and is continuing to practice it because of the huge savings they made and only realized.
So, just what is the reason for the vast reserves of oil? Well, oil companies thought that Asia is continuing to grow and demand more oil especially China. However, after the 2008 Beijing Olympics, the growth in Asia started to cool down. Also, the growth was affected by the world financial crisis which is also affecting the US today.
Because of this, Asian countries have limited the amount of oil they buy and the anticipated demand didn’t come true. The reserves were unusually high and with limited demand for oil, the price for oil took a plunged along with the price of oil products, such as gasoline.
The world financial crisis is another reason why demand for gasoline and oil is continuing to go down. The fact that people are becoming shrewder when it comes to spending their money, they now save money for emergencies instead of filling their cars with gasoline.
As you can see, there are quite a lot of reasons why gasoline price today is continuing to plunge. In fact, just last July, the price for gasoline was already at its highest at 4 dollars. Just this November, the price went down to almost 2 dollars. As you can imagine, that’s a lot of decrease. These are the reasons why gasoline prices are getting lower and you can continue to expect it to go even lower by the end of the year.
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Homemade Solar Panels Basics.
As energy costs continue to wax and wane, homeowners are in search of ways to decrease their personal costs while still receiving the energy that they need to adequately supply their homes. One option that is still obtainable is the use of ‘do it yourself’ solar panels. Such panels capture sun rays and convert them into usable electricity. There are several benefits to this, mainly, this type of power is free and it’s also good for the environment. It gives individuals the opportunity to increase the use of alternative energy sources. Solar power is clean and won’t deteriorate the environment in anyway.
About forty years ago, there seems to be some interest in alternative power and fuels. The oil crisis in the 1970′s and 1980s made people recognize that it was going to be very important for America to develop some type of fuel sources that were not reliant upon foreign oil. While we have been rather unhurried at getting it done, there are some choices that can be made by individuals to lessen their own addiction on oil. One way to achieve this is through the use of ‘do it yourself’ solar panels.
At first fleeting look, creating your own energy system may seem a bit overwhelming, particularly if you are not a person that is friends with their hands. Luckily, there are some great guides online that can direct you through the entire process. They will be able to list out for you the resources that you will need and then show you step-by-step how to build your own solar panels at home.
If you’re unaware of the technology, imagine those calculators that you were using as a student. Some of them were energized by the sun and did not require batteries. You may have noted that when the room was dark they did not work. However, when the sun was shining on them they were usable. This is essentially how homemade solar panels work as well. The sunlight will be trapped and then converted into electricity.
Having to pay someone to come in and set up the power system on your roof shall be very expensive and may require thousands of dollars easily. It is less expensive to do it yourself and the results can be similarly effective. If you are keen on taking advantage of free and eco-safe energy that comes from sun, then you actually may want to think hard about adding those panels to your home. You’ll see a difference in your electricity bill and you will also be doing your part to protect the nature. ‘Do it yourself’ Solar Panels can save you money and help protect the environment from further damage.
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Pellet Binder The Advantages In Addition To The Necessitate For Option Energy
Pellet manufacture characteristics change depending on the raw material being processed, and the equipment used. Many raw materials contain enough unrefined binding properties because of their lignin content. Lignin is is the organic carbohydrate, which gives biomass its strength.
Some biomass materials have more lignin that others, for case biomass compared to grass. On the other hand depending on the density of the raw material, along with the type of equipment used, influences if the lignin can be properly utilized to form pellets. Where there isn’t adequate lignin, or the lignin cannot be utilized, supplementary binders can be used. Water and vegetable oil, among other oily waste wood can be used as binders, on the other hand their inclusion rate has to be quite high, for case up to 30%.
They also generally do not produce a pellet of ample density along with durability, low inclusion industry standard pellet binders are more suitable. Industry standard low inclusion binders usually need only a 0.25-1% inclusion rate. Wood pellet production compared to grass pellet manufacture for example, is a far more fuel intensive process. The biomass generates increased resistance as it passes due to the die, through its increased density.
Therefore industry standard binders can also be used to lubricate the die during wood pellet construction. Lubricating the die has multiple benefits in the pellet mill. Lubrication can increase productivity, reduce wear on disposable parts in addition to enlarge wood pellet quality.
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Using low inclusion binders to also lubricate the pellet mill die during manufacture has multiple benefits. One of the advantages is increased productivity owing to reduced resistance because of the die. Even yet resistance is related to compression, pellet quality can still be maintained due to the additional binding properties of the binder. The lubrication can also amplify die in addition to roller life within the pellet mill. Also the reduced resistance also reduces fuel consumption during production. By way of an increased productivity plus reduced fuel demand and increased life of consumable parts, the additional charge of the binder is easily recovered.
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As stated many raw materials do have adequate natural lignin to act as a pellet binder, however releasing that potential in a small pellet mill can be difficult. Utilizing lignin as a binder relies on sufficient heat along with pressure generated in the process. This may not be an issue in the small pellet mill when processing grass, as it much easier to heat the lignin to the required temperature as most grass has a low density. Generating pellets from wood though can be much more difficult, as well as therefore requires a binder.
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Energy Pellet Compensation In Addition To The Necessitate For Alternative Fuel
Pellets come in a variety of dissimilar diameters, for instance biomass pellets for stoves are generally 6mm in diameter along with pellet boilers can take larger diameters, including 6mm in addition to 8mm pellets.
Power stations also use wood and straw pellets in co-burning by coal, they use pellets between 10-12mm in diameter. Diameters larger than this are regarded as briquettes. Briquettes are similar to logs, yet they are not as suitable for automatic feed hoppers. Pellet making is a skilled process in addition to different raw materials behave differently. Therefore how to make biomass pellets depends partly on the equipment used plus the raw material. One of the first things to consider is the source of the biomass residue. It must be free from contaminates such as stones as well as metal, as these can cause serious damage to the equipment, particularly the pellet mill.
The raw material must now be reduced to a small uniform size for the pellet mill or pellet press. The size reduction required depends on the diameter of the pellet produced. The general rule is to reduce the size of particles to less than the diameter of the pellet. The type of die used in the pellet mill will affect the compression ratio, plus thus the quality and density of the finished pellet. The matter must also be fed into the pellet mill at a controlled rate, if the feed rate is too fast, the slipping force can be exceeded or a build up of resistance could cause the motor to stall.
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Depending on the type of matter being processed unlike pellet machines have different attributes. For case in point the speed of the pellet machine as well as rated power, change depending on the application. For case in point materials with lower densities along with high oil contents need less power during construction. So rape cake for instance which is a by way of-product of oil seed pressing has a low density plus high oil content. Rape cake can therefore achieve a high productivity along with low energy consumption. Wood pellet construction yet requires much more power, as well as in general much lower productivity.
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Biomass pellet production is a exact process, it requires the correct equipment as well as process knowledge, therefore PelHeat have developed this guide on how to manufacture wood pellets. The guide covers the equipment required in addition to basic process knowledge to over come potential issues along with amplify quality.
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Solar News- Solar Power Can Result In Many Benefits.
The perks of solar energy surpass any other form of energy which can reduce the natural resources of our planet and pollute the surroundings. Oil and coal are not restorable. Once they are used, they disappear, and besides, they take a different form which pollutes the environment. Solar power uses the power of the sun which is accumulated during the day and provides energy during the day through accumulator batteries for use during the night. As far as we have the sun, we will have solar energy.
A Path to a Greener Earth.
One of the biggest advantages of solar energy is that it is non-polluting. It is also silent. The solar cells take out the energy from the sun without a sound. Compare this with noise polluting coal plants and one can figure out the advantage of shifting to solar power. The solar cells have no moving portions so maintenance is rough negligible and the cells have a long lifespan.
The initial investment on solar panels and the set up of the system is now expensive. But in the long run, benefits of solar energy generating systems pay for itself in terms of reduced energy bills. As the solar panels have a long life, once the investments expenses are met, there is no more loss only gain. Once the system is installed and functioning well, you are free from power downfalls and power outages and no more at the disposal of power generating companies.
Solar power at present costs two times more as traditional supplies of power generation which is oil and coal. But as natural sources of oil and coal are reduced, the cost of producing energy from such sources will rise. The other flaw is that it is only available to generate electricity during the daytime. However with good battery reserves this can be solved.
Building a solar powered structure out of your home currently could have at one time been thought as difficult and there are a couple of reasons for that. Many people never get their installation set up due to having to get together everything needed for assembly.
Solar cost is without a doubt the major factor in whether or not to purchase solar products. In some situations it can reduce your pocket book by an amount anywhere between six and ten thousand to switch over to free solar energy. For many people it just not affordable.
Something that only few people know about are energy rebates given up by the energy companies. These rebates or discounts are really helpful and can actually give a homeowner the boost that they need when installing solar energy components.
These power rebates are setup to encourage homeowners in that first step of preserving energy by giving them the chance to soak up some sun. Normally forty five to seventy percent are saved on the material costs and setup. This gives a great opportunity for homeowners to afford an upgrade.
According to Solar News sites, if there are any downsides to Solar Energy it may be the initial cost but cost is no problem if you compare the benefits. Stay with us for Solar News and more details on solar and other renewable energy sources.
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Do It Yourself Solar!
Do it yourself solar! An other option to the astronomical costs of professional solar contractors.
By using the gratis energy that our sun is offering, we are able to considerably reduce our electricity bill and lessen the pollution of our planet. But a professional solar contractor could simply ask you more than $25.000 for the installation. DIY solar is an great alternative to the high quotes of solar systems installed by a qualified solar contractor. There are Do it yourself solar manuals in the market that show you in huge detail how to make these systems. And a major benefit of a Homemade Solar system is its Low Cost.
Due to the great need from the market for expertly build solar installations for residential houses, a specialized solar contractor can ask a large margin. Although you are able to submit an application for refunds, the installation prices by the corporation and the costs (though lessening) for the solar panels from well-known contractors such as Sharp of Sanyo itself, are extremely pricey.
In case of a residential solar installation, the standard house need a 3kW system, which is 3000W´s of solar panels. When build by a qualified solar installation company, a system like that will cost you typically $25.000-$27.000. To be eligible for the refunds, a solar contractor will recommend systems from the well-known brands like Sharp (high end), Mitsubishi (mid end) or Kyocera (low end), which are accepted by the Department of Energy. Costs of panels range from $450-$650 for 130W panels (which equals $3.50-$5 per watt). A panel needs a surface of 1 m2 and their mass is 15-20kilo (including the mounting brackets). For a 3kW system you as a result have to use slightly over 23 panels (25m2 of roof surface).
Numerous states in the US and other nations offer rebates that will repay you when you get solar from a qualified solar contractor. In California you be offered $2.60 for every watt that you buy, in Colorado you get $4.50 back and in New Jersey you get $4.50. That means that in Colorado you get about half of your money back and in California about a third of your money. So a typical customer is out of pocket about $15.000 to $20.000 to put a installation up on their roofs that will cut their electricity bill by possibly nearly 80%.
The bad information is that $15.000 is nonetheless a lot of money and it will take you about 8 years to pay back your original investment (assuming an yearly saving of 80% or $2000). The other option to professionally installed solar is to do it yourself. And it´s not as difficult as it sounds as nearby are fantastic Do it yourself solar guides available that show you in great detail how to install these solar systems. While you will not be able to apply for the state refunds, nor will you get the 20 years warranty that panel suppliers offer, however you will be able to receive a Solar power system up and running at a fraction of the costs (for as low as $200 you will be able to build yourself a solar installation) and get a payback of less than a year. So if you’re convinced that your energy bill will definitely carry on to rise, you might wish to get a closer look at Do it yourself solar manual and build yourself a DIY solar PV panel to provide electricity for your home.
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Obtain Pellet Stoves As Well As Help Decrease Greenhouse Gases
In recent years due to the high charge of heating homes in addition to businesses by way of oil or gas, many people have opted to buy a pellet stove. There are many advantages to heating a house or business using a biomass pellet stove along with biomass pellet fuel.
Wood pellet fuel is a highly compressed form of biomass residue. The increased density of the fuel pellet over the raw material, means increased burning efficiency, producing more heat along with less smoke in addition to ash.
The increased density of pellets also way less energy has to be stored for the heating season.
As biomass pellet fuel has a standardized shape plus size, automatic incineration systems can be designed, such as a pellet stove. A whole days or even more energy can be stored in the hopper on the stove, and an auger will feed the fire with the necessary amount of pellet to regulate the fire to the desired temperature.
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Another very important reason to choose a pellet stove over an oil or gas fire, is because wood pellets can play a central role in the fight again climate change. Oil as well as gas incineration is one of the primary reasons behind exceptional increases in greenhouse gases over the last 50 years. Incineration oil plus gas places additional carbon dioxide into the atmosphere.
Increased carbon dioxide levels are proven to act in reflecting more of the suns fuel back at the earth. As carbon emissions enlarge, so does the amount of fuel reflected, as well as global temperatures continue to amplify.
Biomass pellets are component of the current carbon cycle, along with are therefore carbon neutral. When wood pellets are burnt they release carbon into the air which was already part of the cycle. This carbon is then reabsorbed by new wood growth, along with the cycle continues.
Biomass pellets can actually even be carbon negative, plus help to remove excess carbon from the atmosphere from oil combustion.
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As you would predict, the pellet stove market has grown quite rapidly over the last decade, as well as there are now a huge range of pellet stoves to choose from. Yet the difference in the abilities of these stoves is also varies substantially, as well as in the core purpose of the stoves ability to burn pellets.
Even straightforward differences such as pellet length can become an issue for some pellet stoves. As with poor designs pellets which are slightly too long can become trapped in the auger feed system leading to the burn pot.
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Solar Energy: Basic Concepts
An energy crisis broke out, which has put many countries in the face of the energy embargo. Vehicles, factories, central heating system could come to a standstill, and we suddenly realized that our constant need of energy society is built on very shaky grounds.
Today we again have oil (though we must pay for it is much more expensive), but never again in the world would not be such a situation, as it was before.
Growing fears over energy reserves, for our standard of living dominates the world today. Dissipation of energy has become a sin, and the search for new types of energy – the most important task. In magazines and on TV you can now see the unusual building, where solar radiation is used as an energy source. The result may give the impression that the use of solar energy for domestic purposes – something that had never happened. However, the possibility of using solar energy for these purposes has been known for thousands of years ago, but in this century has been opened again. Until very recently, new discoveries in the field of solar energy were published mainly in professional journals and publications of universities, which are available to few. On this site I would like to give information of a general nature and demonstrate a wide range of specialists to provide building heat from solar energy.
Use the oil can, in the end, only for the production of vital raw material and protein. Perhaps a ban on the use of oil for heating is not so far, but it must be caused not by political reasons, but common sense.
We must understand that the additional energy consumption and associated pollution may eventually destroy the entire civilization. Must be “clean” energy. To carry out this can engineers, scientists, architects, builders, politicians. But all people should realize their responsibility and help find a solution to this problem. This site is a direct contribution to the idea of environmental protection through the widespread use of solar energy.
Outside the Earth’s atmosphere flux of 1394 W/m2, or 2 calories/cm2 in minutes. This quantity is called the solar constant. Passing through the atmosphere, a great number of radiation (30-40%) is dissipated and the surface of Earth at sea level on a clear day gets 0.855 kVt/m2-1kVt/m2 direct radiation. Of course, that part (about 50%) of the scattered light in the atmosphere reaches Earth’s surface and in the form of energy.
Duration of solar radiation and its intensity depend on the time of year, weather conditions and, of course, by geographical area. About 25% of the Earth’s surface receives sunlight, ie, the direct solar radiation during the day. In most countries, the duration of direct sunlight and the intensity of radiation measured in tens of days. For technical calculations using the average rates, which are derived from averages for each hour of the day and every month.
These values are determined separately for horizontal and vertical differently oriented surfaces. Using such data, we can obtain the corresponding values of the effect of radiation for each hour of the day.
It is a real gift that we live in the times when the government start to realize the value of living in harmony with the nature on this planet. And solar power grants is a realistic proof of it. If you want to make a switch to solar energy, please read more about how solar power grants and how exactly you can exploit these solar power grants for your living.
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