Posted in activated carbon on 03/31/2009 07:27 pm by admin
The amazing uses of activated carbon
The amazing uses of activated carbon are truly fabulous. It is perhaps one of the most important discoveries in recent times. Activated carbon fiber can segregate the superfluous from the mandatory. It is an effective filter. You can use activated carbon as air sifts and prevent air pollution in your homes. Home air purifiers do contain activated charcoal that can filter the air impurities and provide clean air at home. There are man y air purifiers out there and you can choose the one that suits your taste and requirements.
If you want to filter water then it can be done in two phases. First you have to isolate the deposits and get rid of the sediments. Now you need to deploy activated carbon which would cleanse the water effectively. It will remove all unwanted stuff such as fine chemicals and gases. Now the pure water is ready for drinking. In the present days there are many water filtration systems available. You can choose the one that suits your needs and taste.
There are many uses of activated carbon other than purifying water. If it combines with flax seeds it will become a medicinal paste. It can help you to remove wastes from your body. Activated carbon medicine can be taken just ahead of meals to reduce gas formation. Activated carbon is truly a wonder product for mankind.
Posted in Uncategorized on 03/31/2009 01:47 pm by nfriend21
Business and homes are now taking the prospects of using fuel and wood pellets more seriously as a way to heat the property. The key feature of pellets is their ability to be used in systems that replicate current oil and gas systems. This means the transition between the two systems is made a lot simpler. The other benefit that pellets offer is their low maintenance requirements and high efficiency. New opportunities are produced by pellets, to turn biomass energy into a useable form. However many people, even people who currently use pellets know that there are differences between different brands and there are different qualities of pellets. Users need to be aware of these differences so they can make an educated decision when deciding which brand of pellets to purchase. Premium quality fuel pellets made from wood are the most used form of biomass energy. Premium wood pellets have to meet certain criteria and standards to be called ‘premium’. These features of premium pellets are based around their high heat, high efficiency low maintenance abilities. For the pellets to provide these qualities, they require certain features, namely their density, moisture content, fines content and ash percentage. Premium wood pellets must meet all of the required standards to be called ‘premium’ pellets.
A low moisture content of below 10% is one of the key characteristics of premium fuel pellets. Low moisture content means a more efficient burn is possible which results in more heat produced and therefore they are more efficient. Fines are particles, which didn’t form into pellets, or have broken away from the pellets, this dust doesn’t burn very efficiently and can increase the ash content and possibly cause other issues around clinkers. Another important aspect is ash percentage. Premium wood pellets must have low ash content, so their maintenance level is as low as possible. An ash content below 2% is expected, with some pellets producing ash content as low as 0.5%. To achieve this the material the pellets are made from is very important. It will either be softwoods or hardwoods, with bark removed. Hardwood pellets are supposed to produce less ash than softwood pellets, however many users find the opposite is true. Premium wood pellets must also have a high density which is generally overlooked, however it is arguably the most important. Earlier it was stated how fines or pellet dust reduce efficiency as they do not burn as efficiently. Well pellets with a low density as they start to burn, break apart easily and turn to dust, meaning they loose burning efficiency. So for burning you want pellets that are nice and dense, but how can you tell which are dense and which are not. Well dense pellets usually have a surface shine, so this is an easy feature to look out for.
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Posted in Uncategorized on 03/28/2009 01:16 pm by nfriend21
Fuel pellets and particularly wood pellets are growing in popularity as a new form of practical renewable energy. Premium wood pellets are currently the most popular type of fuel pellet. Premium wood pellets have a very high heat value and their moisture percentage can be as low as 0.5%. Premium pellets also produce the least amount of fine and have the best density. All these features mean premium wood pellets produce the most amount of heat with the fewest particulate emissions and maintenance. However although premium wood pellets may currently be the most popular fuel pellets, many other types of ‘biomass’ can be turned into pellets. These include grasses, straws and other agricultural residues to name but a few. The potential for biomass densification is huge, and will only grow into the future when energy and renewable energy is taken as seriously as needs be.
So how does the pellet production process work to make pellets? First the material must be ground down to a small uniform size, around 4mm. The material must also be fairly dry for the process to work. The material is then fed into a pellet mill or pellet press. All pellet mills follow the same basic principles of operation, although their designs do differ. You have a die with holes drilled in it; depending on what size pellet you want the hole is drilled to that size. There is then a roller or roller assembly, which sits on the surface of the die. There will be at least 2 rollers, but some pellet mills have more. As the material enters the pellet mill, it falls under the rollers and is compressed through the holes in the die. This whole process causes a lot of friction and this creates heat, this is needed though to help the material form a pellet. When the pellet leaves the die, a knife cuts it to a set length dependant on what the pellets will be used for. Pellet boilers and stoves for example prefer pellets up to an inch in length. Longer pellets can cause issues in the auger feed system, and in some cases can even break the auger. Once the pellets have been cut by the knife they leave the pellet mill. When they come out of the pellet mill they may look like you could use them straight away. However these pellets are still soft and fragile. They must cool, and during cooling they turn hard. The pellets can be used once they have finished the cooling process.
In many cases though you will not want to use the pellets there and then, so you need to store them. How you store the pellets is not that important, as long as you meet 2 basic rules. Keep them away from moisture and reduce moving them, as they will break apart.
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Posted in Activated charcoal on 03/27/2009 07:48 am by admin
A biomass conversion plant to produce activated carbon
A $20 million plant is going to be built by Big Island Carbon LLC in March on four acres of land in which macadamia nut shells is planned to be converted into granular activated carbon that would be helpful for pharmaceutical industries. A global private equity firm, Denham Capital is going to fund the project. This firm has always focused on energy conservation and supports the projects that are energy focused. The process that will be used for the conversion is biomass conversion process, as stated in the news release by the company. The macadamia nut shells have the capability for other feedstock and so it has been estimated that they are going to help purifying air and water.
The conversion process is age old one and a bio fuel as by product will also be produced in large quantities. It is also going to provide employment to the people and that will be year round employment. The site work is scheduled to start in March and is expected to complete in 10 months from then. This project is going to fulfill the various renewable energy sources and activated carbon as the main product is very useful certainly for air and water purifying processes. This will help the macadamia industry to restart and end its struggling period. There are many industries and projects that are going to be benefited by this plant along with agriculture also. Even the dependency of the state on imported fuel will be reduced and that is a good sign for the economy too.
Posted in Uncategorized on 03/26/2009 03:33 pm by nfriend21
As current energy sources come under more scrutiny for the levels of carbon dioxide they contribute to the atmosphere, alternative energy sources are being considered to provide us with the energy we need. Nuclear energy by some is seen as a solution, as it does not contribute to global warming. However nuclear power plants are extremely expensive to produce, have high risks associate to the plants themselves and to the waste they produce. There is still the issue of what we can do with nuclear waste; simply burying it underground for future generations to deal with is not a responsible and sensible solution. Wind and solar are ever improving forms of renewable energy that will play an important role in our low carbon energy future. However both have issues in terms of their use of land and energy on demand. As they only produce energy when the wind blows and the sun shines, not necessarily when we need it.
Biomass is any cellulose material, which can be used as an energy source. Biomass includes wood, straws and grasses to name but a few. Biomass is part of the carbon cycle, so it does not contribute to global warming; it simply recycles available carbon within the atmosphere to grow more biomass. Biomass in its raw form though does not burn efficiently enough to be a future clean green fuel. To achieve efficient combustion with the highest levels of heat output and the lowest levels of particulates and emissions, the biomass must be compressed. By compressing the biomass a denser material is formed, which performs far better in stoves and boilers. One type of biomass compression is a pellet. Pellets look like colouring crayons; they have a very high density and low moisture content. Due to these qualities pellets perform very well, and many pellet stoves and boilers can achieve 99% efficiency.
Wood pellets are currently the most common form of biomass fuel pellets. They are commonly made from softwood and hardwood by-products. They produce very low ash and high heat and low maintenance. Wood pellets are very popular in Europe and particularly Sweden, and their popularity is growing all over the world. Pellets flow like a liquid due to their consistent shape, size and density. These properties mean that pellets are suitable for screw auger and hopper systems. With automatic cleaning systems on stoves and boilers, maintenance levels can be kept to an absolute minimum. This replicates current oil and gas heating systems, making the transition for the user as small as possible. Designing alternative energy systems that fit into our current lifestyle is very important to convenience people over to the change. More people are seeing the advantages of pellets, due to their benefits and low cost.
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Posted in activated carbon on 03/22/2009 07:34 am by nfriend21
Global warming and climate change have strong links to levels of carbon dioxide. Increased carbon dioxide levels in the atmosphere results in increased temperatures, thus affecting the global climate. Increased carbon dioxide levels are due to our prolonged and ever increasing use of fossil fuels. Fossil fuels are effectively a carbon store, which is kept deep under ground. While the fossil fuels remain underground, they are not part of the carbon cycle. When we burn fossil fuels, we released the carbon they contain as carbon dioxide and this increases the levels of carbon dioxide in the atmosphere. As we continue to use fossil fuels, we continue to increase the levels of carbon dioxide in the air, increasing the global temperature. Therefore its globally agreed that we must move away from fuels which increase the levels of carbon, which are carbon positive, on to fuels which are carbon neutral or carbon negative. Renewable energy can be produced through wind and solar, which do not affect the carbon cycle., however they will only play a part in our energy future, they cannot be the whole solution.
Other forms of renewable energy are required, and biomass is one form. Biomass is any cellulose plant life which can potentially used as a fuel source. This includes wood, straw, grasses and many other different biomass forms. A practical way to use and efficiently use and create energy from these materials is to upgrade them into pellets. Wood pellets are currently the most popular form of biomass energy, however other biomass pellets will be needed in the future. Using biomass pellets is either carbon neutral or even carbon negative. Biomass and plants in general are part of the carbon cycle; they consume carbon dioxide for use in photosynthesis to grow. When the plants die and decay or are used in combustion, the carbon dioxide is released into the atmosphere. With the growth of new biomass, the carbon dioxide is then used again., and therefore the process is part of a cycle and does not contribute additional carbon to the atmosphere.
However it is also possible to make biomass carbon negative. The ash remaining from biomass combustion is an excellent soil conditioner. It enables the soil to hold more water and nutrients, which enables better plant growth. This ash contains carbon from the air, which is then trapped into the soil. This is essentially a reversal of the process of the effects of burning fossil fuels. It is even possible to use biomass ash to reclaim unfertile desert land in countries such as Australia. Once this land is productive again more crops can be grown accelerating the process of reducing the percentage of carbon in the atmosphere to suitable levels.
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Posted in Uncategorized on 03/19/2009 12:33 pm by nfriend21
Pellets can be made from a wide selection of resources to produce energy. Biomass as a term is a general definition to describe a wide range of organic materials, which can be used as fuel to produce energy. Biomass includes wood, straw sand grasses for a few examples. Carbon dioxide is absorbed by biomass for photosynthesis to grow. Therefore biomass contains carbon which is has extracted from the atmosphere. When biomass is burnt this carbon dioxide is released back into the atmosphere. So unlike fossil fuels, which place surplus and additional carbon dioxide into the atmosphere, as long as more biomass is grow it is part of the carbon cycle and does not contribute to global warming. Biomass can actually be regarded as carbon negative if suitable steps are taken. Once biomass has been burnt the ash which remains is an excellent soil conditioner. Biomass ash, or specifically wood ash was used in the Amazon hundreds of years ago to increase crop productivity. The soil is called Terra Preta, and the soil is noticeably a darker colour than the orange soil of the Amazon.Water and nutrients are held by the ash, this improves the productivity of the crop. The ash also contains some carbon from the biomass, and this carbon came from the air. So by placing biomass ash into the soil you are effectively trapping carbon in the ground, and therefore the process is carbon negative.
Carbon in the atmosphere can be reduced and crop growth can be increased by producing and burning biomass pellets. By using biomass ash as a soil conditioner it is even possible to reclaim baron dessert land, and turn it back into productive soil.
Biomass pellets are sustainable and renewable as well as being carbon neutral and possibly carbon negative. Fossil fuels for example are not renewable, there is only a finite supply of resources, and once we use them we cannot replace them. Biomass on the other hand can be grown quickly, to replace the biomass used in the first place. Biomass such as Oak grows much slower than willow. So considerations need to be given to which biomass generates the best yield returns in the shortest time period and uses the least acres of land. Our first need is to produce enough food crops, so this is the first need of productive land. However the residues and waste from food crops is also biomass, which can be used as a fuel. More efficient use of land and resources needs to be achieved if the world is to produce enough fuel and food.
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Posted in Uncategorized on 03/03/2009 03:55 am by admin
HAVE A DATE WITH THIS BEAUTY
Anyone who has not heard of Aston Martin has not heard of sports cars at all. The company has carved a niche for itself with its breathtaking release of sports cars into the market, time and again. This is one car that is acclaimed for its looks as well as performance. Well, should we say a perfect amalgamation of “beauty and brains”? The Producers of James Bond movies may have experimented with various heroes, but Aston Martin has made a regular appearance in their movies. In tune with their past record, the company has rolled out another model “Aston Martin DBS” which already enjoys the reputation of being cool!
The engine of the DBS is one feature that has been the alluring factor to the curious onlookers. A hand-crafted 6000 cc engine designed to perform with six speed automatic transmissions, a pleasant change from the hitherto standard manual gear box. This feature makes the model in tune with the rest of the model DB9, with both of them sharing certain popularly accepted modes, in keeping with the expectations of any sports car lover.
Built with an alloy VH, the car is supposedly a light weight car, most of its weight being borne by the wheelbase. Having an eye on the center of gravity, the car is designed to lend a good balance to the vehicle and simultaneously helping to keep the weight down. This lends stability to the vehicle at any juncture while driving on the road. The traction aspect is taken care of with the help of Pirelli tires. The semi-aniline leather along with the activated carbon fiber door and silver finishes, complete the sophisticated interiors, what with Bang and Olufsen audio system to go with them!
A with a performance and a soul to match, would be the ultimate catch of any sports car lover. A two-seater luxury sports car like Aston Martin DBS should spell the ultimate in comfort, style and second to none in look and elegance.
Posted in Uncategorized on 03/02/2009 05:43 pm by admin
Self-protection for children with best security products
Today children go out to study and they need to protect themselves from the world and the crimes going on here. Parents are not there always to protect them and so they have to look after themselves and maintain their self-respect. There are similar kind of recommendations on the website www.bestsecurityproducts.net and there are special tips for young girls so that they protect themselves.
Girls are normally targeted for eve teasing and this leaves a very bad impact on them. They can keep a Key chain Pepper Spray in their handbag because it leaves anyone inactive for at least 45 minutes. There are related items like ring pepper spray or 130 db personal alarm or 3 in 1 strobe sport alarm, which can be kept for self security. If the college permits you can also provide your child with stun guns as well. But these things are on quite extremes and you can consider different things too. The water purifier with activated carbon or activated charcoal protects us from any water born disease and so we must be strong from within.
Try and educate your child against all these odds and let her avoid odd situations as far as possible. Feed your child with good values and ethics so that there are no such problems as created by your own child and then if there exists any kind of problem, let him or her be bold and fight in the right direction without loosing temper and self-control. These are the security tips that we can give to our children and these would help them throughout their life.
Posted in Uncategorized on 03/01/2009 07:16 pm by admin
Activated Carbon in Demand
Activated carbon is produced by processing carbon, either physically with heat and special atmospheres or chemically with acids, to create a large surface area that is very absorbent. Since most activated carbon is created from charcoal, it is also known as activated charcoal. There are a large number of applications for activated carbon products including helping the environment by cleaning up spills, filtering drinking water, and purifying the air. Medically, it can be used to absorb poisons while industrially it is used to purify and extract metals, treat sewage, filter gases, and for many other uses.
The higher demand for activated carbon and the higher price for it resulted in Calgon Carbon Corp doubling its net income in the fourth quarter with an 8 percent increase in revenue over the previous year. The Kentucky based Calgon Carbon Corp is a major manufacturer of activated carbon products and are proud of their role in making water and air safer and cleaner. In fact, Calgon Carbon is the world largest producer of granular activated carbon. They operate 16 production facilities around the world including Asia and Europe as well as North America. In 2008, Calgon Carbon (NYSE:CCC) made a profit of $38.6 million, from their revenue of $400 million.