Does The Quality of Wood Pellets Affect Combustion?

June 20, 2010 by Guest Author  
Filed under Biomass

Using wood pellets as a heating fuel is a modern alternative to using logs stoves along with boilers. Biomass pellet fuel popularity has grown immensely over the last decade, particularly in Sweden, the rest of Europe along with the US. This has led to a dramatic rise in the number biomass pellet manufacturers. The two key factors driving the success of of the biomass pellet is price advantage over fossil fuel fuel, and drastically reduced carbon emissions compared to fossil fuels. At PelHeat we also try to convey the economic payback that wood pellets can bring. At a time when we require jobs in addition to economic security more than ever, supporting your local wood pellet manufacturer can provide jobs as well as keep more money within the local community without spending it abroad on foreign oil. There are though still lessons to be learnt by way of wood pellet manufacturers. Specially on the type of pellet energy they manufacture and the source of their raw matter supplies.

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When the recent economic recession started to hit, it was the housing market which took the first major impact. As mortgages dried up, so did the demand for new housing along with in tern the demand for timber for manufacture. Without this timber processing, there was very little resource of the sawdust the wood pellet manufacturer depends on to manufacture premium grade fuel pellets. This therefore led to a massive price rise in the cost of sawdust, in addition to supplies were also thin to ground. This lead to biomass pellet production coats increasing, plus therefore an raise in the fee of pellet fuel. Also, when the economic recession hit, oil producers knew that they had to lower their prices. For the oil market this is very easy due the high profit margins. Therefore at a time when people had very little money, the price of wood pellets went up plus the price of oil fell. This has placed a huge obstacle to the biomass pellet manufacturers, which some failed under.

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The wood pellet shortage in addition to high pellet prices was caused by way of the market focusing too heavily on only one grade of wood pellet fuel, along with ignoring most of the supplementary resources which can be produced into biomass pellets which generate the same heat, but just slightly more ash. Many pellet consumers today would be willing to accept more ash for a cheaper more readily accessible source of energy pellets. Yet because of poor pellet burner designs, many consumers do not even have this alternative. Many pellet stove and boiler manufactures have also been so focused on the premium pellet market, they build their burners by minimum specifications to only handle low ash pellets. Many also prefer this, as it makes it much cheaper to produce a low ash tolerant biomass pellet burner. The wood pellet market needs more divers wood pellet manufacturers. There is a sufficient market for locally created wood fuel pellets made from local resources. At PelHeat we specialise in small scale biomass pellet construction. Firstly a hammer mill is used to lessen the wood to small particles. These particles are then dried to be then fed into the wood pellet mill. Here under high pressure plus heat the pellet is made.

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Biomass Heat As Well As Biomass Home Heating Solutions

June 15, 2010 by Guest Author  
Filed under Biomass

Capturing warmth from wood has been a practice mankind has been carrying out for thousands of years. The simple log fire is a from of wood warmth, used for heat plus for cooking. Using biomass for warmth in the 20th century never really evolved, as fossil fuel alternatives took control of the market. Fossil energy heating ideas were low maintenance, highly proficient plus at the time affordable. Extra than the obvious complications by fossil fuels along with there carbon emissions, there are additional issues by means of our faith on these resources to warmth our homes as well as cook our food. The first issue is supply. Fossil fuels in the form of oil along with gas are not widely distributed. A few areas of land and sea, hold the majority of the resources which we are practically able to reach. Within the free market, a product or service is worth what ever someone is willing to pay for it. Therefore it is very straightforward for the oil industry to initiate charge rises. The supplementary key issue is there simply isn’t sufficient of these resources to meet growing global demand. We have known this fact for many years, however it is an issue many seem to be happy to ignore.

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To manufacture biomass a more practical and appealing heat alternative, requires the raw wood fuel source to be compressed into pellets. Because of compression in addition to moisture reduction the biomass is converted into a more proficient energy and a fuel which is easier to deal by means of. Also, as all biomass fuel pellets are the same shape plus size, the same pellet burner depending on the burn pot design can use a wide assortment of biomass resources automatically. This is important, because we cannot simply rely on one biomass supply for our energy needs. Woody wood is part of the solution, but many of the woody wood resources simply grow too slowly to replace the resources at the rate of consumption. This has therefore led into a great deal of research on fuel crops such a miscanthus, reed in addition to hemp along with faster rising woody biomass species such as short rotation coppice willow.

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Wood log burning biomass boilers and stoves have been used a other warmth source for some home owners, though very rarely relied on a the main warmth source. The easy reason is work load as well as poor efficiency. Loading the fire at an acceptable rate by logs would just take up too much time. Pellet burners can feed them selves automatically by fuel pellets, with one full hopper load lasting at least a day. To produce quality pellet fuels, requires the correct equipment along with the correct raw materials. The three key pieces of tools are the hammer mill, dryer in addition to pellet mill. Because of this equipment the key processes are size reduction, moisture reduction in addition to particle compression into pellet form. To make a quality pellet from any raw matter requires the correct particle size, correct moisture content and correct heat. Heat is often a very over looked are, on the other hand is crucial. If the heat is not ample the untreated binding abilities of the lignin will not work, and temperatures which are too high will changes the raw material and make apparatus issues.

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