by admin | Dec 25, 2018 | Gasification Boiler, wood gasification
When it comes to producing power and heat, grasses, brush clippings, wood chips, logs, so on and so forth are renewable materials which are used as fuel, and one should remember that it was so long back that gasification boiler didn’t exist. There are pieces of evidence which prove that centuries back, wood in many forms as used for burning especially in caves so that they can warm up themselves before the usage of coal and other items. At the time of woodstove and fireplace, woods were used as a means to warm the whole house but as the time passed, traditional designs are now used as a form of culture and nostalgia rather than using it on daily basis. Wood gasification is now more common than ever before as it doesn’t need more wood for the thing to work efficiently which saves the trees from cutting down and in fact, helps the environment to protect the human race for a long run. Institutional boilers have come into place since the 19th century which has been advanced from that time and now, it’s new avatars can be found in the market.
There are many pros of wood gasification boiler such as the price of net fuel is less expensive than coal, natural gas or heating oil, woody biomass can be purchased and produced in the local areas which boost the local economies, and fuels like lumber yard waste, grasses, brush clippings, wood chips, logs are broadly sustainable, renewable and available. The prices of fuel are comparatively stable, pellet stoves are in comparison less polluting, the approval of the EPA (Environmental Protection Agency) can be found where the pellets are used in burning, as the technology is advancing, emission of few pollutants are found in wood-burning systems into the air than oil and coal.
Some of the notable cons are hazardous gases are released such as soot, carbon monoxide, and nitrogen oxide when a wood burns which is a huge factor to be worried about. In order to avoid pollution in a large scale, wood energy appliances like wood stoves, fireplaces, other wood energy appliances, etc. must be designed in such a way that air quality standards and regulations are met. To fill bulky fuel, wood systems are required to have more space and the sealed fireplaces and pellet stoves need both electricity and natural resource to support it which leads to wastage of both the source of energy that has a relation with wood gasification.
by admin | Dec 1, 2018 | Gasification Boiler, wood gasification
Buying a wood gasification boiler in modern times does not have to be a worrying decision. You can get a gasification boiler that is efficient when burning wood to heat water, but the superior design of the boiler ensures it produces less smoke and thereby does not pollute the environment.
Here are a few things to consider when you are looking to buy a wood gasification boiler.
Check Reliability Rating
Do your research well to shortlist a few gasification boilers. Thereafter, spend time checking the reliability rating of the boilers. Always opt for a gasification boiler that has the highest reliability rating so that you know for sure that in the coldest months, the boiler will not let you down.
How Good is the After Sales Support
It is important to find out the support the brand offers if something goes wrong with the boiler. The last thing you need is the technician showing up days later. The brand you opt for should offer technical and customer support 365 days a year as well as emergency support.
Determine the Boiler Size
Make sure you take into account the boiler size. You will be installing the wood gasification boiler outdoors, but the size still matters. It should fit into space you plan to install it. Above all, it should be able to store ample hot water and ensure optimal heating for your entire house. Remember, the boiler size will be dependent on the number of bathrooms you have and the people who live with you.
Ascertain Energy Efficiency
Make sure before you pay for any boiler, you check the efficiency rating. Remember, if you opt for a boiler with auxiliary heat storage tank, it makes a wood gasification boiler more efficient. It has the ability to store heat, and in the non-heating months, you will have fire it every four to five days for hot water. Always invest in a boiler that has a high energy efficiency rating.
Get Professional Opinion
Find a reliable and trustworthy boiler engineer to give their opinion before you buy the boiler. The professional will be in a position to let you know whether your choice of wood gasification boiler is the right one. If not, the technician will guide you towards the right one based on your heating needs.
These are some of the things you should know before you buy a wood gasification boiler. So, go ahead and use these tips to find the ideal boiler for your home.
by admin | Oct 24, 2018 | Gasification Boiler, wood boiler australia
Wooden boilers, are one of the most popular options for heating at personal and commercial spaces, owing to their ease of use, wide availability combined with widespread repairing options. Wooden boilers are also gaining popularity due to the rising costs of fossil fuels, like petroleum and electricity. It is said that wood heats twice! And for good reason. You will not only warm your body in the process to collect firewood (assuming you will do it yourself) but can also use it in your boilers! The cost of fuel for Wood boilers is practically free, depending upon your location. Wooden boilers are of two types, namely indoor and outdoor, and you must definitely consider them before the onset of the winters. In this article today we will discuss the top things to consider while purchasing wooden boilers:
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Type: As we have told you before, that wooden boilers are usually of two types ie indoor and outdoors. Additionally, there are a number of choices in size, in wood boilers in Australia, and other countries. The first thing you should consider when purchasing a wood boiler is the size and type you want to go for. Indoor wood boilers are generally shunned from houses due to the smoke and by-products they generate. Also, the size of the boiler will determine its thermal capabilities so you should take care as to not pick something too large or too small for your premises.
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Safety: Modern day boilers are equipped with an array of safety mechanisms and features which have minimized the risk of fire and other kinds of hazards. Still, you should thoroughly inspect and understand the safety features of a wood boiler when looking to buy one. Don’t hesitate to contact your nearest boiler supplier or manufacturer if you have trouble understanding them.
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Fuel type: Wooden boiler require fuel in the form of cut wood which has to be an of a certain quality for safe and clean burning. Wood that has been stored outdoors, accumulated moisture and is rendered unfit for burning. Generally, hardwood gives out much more heat than its counterpart for every pound of it used in a boiler or a stove. If you live in an area with access to mostly soft wood, then you would have to adjust your heating requirements in terms of the size of the boiler and its type, accordingly.
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Costs: Costs is also something to be considered when buying wooden boilers. Don’t rush in to buy the first one to come across, and take your time to look at the various options at multiple stores, to get an idea about their pricing. Use your negotiation skills, to get the best price if you are getting a custom built wooden boiler.
We have told you briefly about the top things to consider when buying wooden boilers. Wooden boilers have been in use since ages, and their designs have evolved with the passage of time. You can also get a custom built one, provided you have the right technicians and raw material to fabricate this convenient and easy to use heating option. Don’t hesitate to contact us at Kroll heating if you have any further questions regarding wood boilers and other types of heaters.
by admin | Sep 17, 2018 | wood boiler australia, wood hyrdonic, wood hyrdonic boiler
Hydronic boilers are preferred for their simplicity and ease of use. Hydronic wood fired boilers are back in the trend and finding the right one for your home/office, which is suited to your needs, can be a bit tricky. Hydronic boilers are favoured over steam boilers for ease of use and lower risks of accident and injury. Unlike steam boilers, Hydronic boilers have low maintenance costs, in addition to being slightly cheaper. If you are looking to buy a wood hydronic boiler, Australian manufacturers and suppliers offer a wide range in terms of sizes and types. We have come up with a guide on how to find the best wood hydronic boiler:
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Capacity: It’s important to get an idea an idea of how much floor space you intend to cover. Most wood boilers are good enough for a standard sized home with 3 bedrooms. If you have requirements which are more or less, then you might have to go in for a custom made boiler. Kroll has a history of building state of the art boilers for all types of requirements, be it Industrial or personal.
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Safety: Although wood boilers are generally safer compared to other boilers, it can still be a serious health hazard especially if you have kids and pets. Pay close attention to the safety provisions of a wood boiler. Talk to the manufacturer to know best practices while using them.
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Fuel-efficiency: Wood hydronic australia boilers are not exactly known for their fuel efficiency but you should still make efforts to find ones, which are fuel efficient. Wood can be expensive and hard to procure and store, so efficiency of wood fuelled boilers is of prime importance, if you don’t want to turn into a part time lumberjack! Kroll boasts of a range of accessories that you can attach with our Hydronic boilers, to make them fully customised.
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Accessories: Although Hydronic boilers don’t require additional accessories like Steam boilers (which requires a pump to function), you might still want to take account of any additional accessories you might require, according to your needs. It’s important that the boiler you are buying should be capable of functioning with the accessory you are planning on.
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Legal compliance: Some countries have bought in comprehensive laws to deal with all kinds of boilers like steam boilers and Hydronic boilers. If you are getting a custom made boiler for your place, be sure to check the pertinent laws governing boilers, if any.
We have told you briefly about the things which make a perfect Wood Hydronic boiler. At Kroll, we have a keen eye for detail and we painstakingly invest a lot of time and money in all our designs for boilers, so that you end up with a product that is 100% customised according to your requirements.
by admin | Aug 23, 2018 | Gasification Boiler, wood gasification boiler
In an oxygen restricted environment, gasification is the thermal decomposition of organic material at elevated temperatures and its process requires an initial heat supply to get underway and produces syngas which is a mixture of combustible gases mainly methane, complex hydrocarbons, hydrogen, and carbon monoxide. Giving the process a high degree of flexibility, the syngas can be stored or combusted as it is produced. With the help of gasification, the biomass is burnt very efficiently, and its technologically advanced forms can also provide for carbon capture. It might successfully combat climate change and even reduce the carbon emissions.
The process of being turned into carbon monoxide and hydrogen by reaction of the raw material (wood) at high temperatures with a controlled amount of oxygen is called wood gasification. Wood transforms into gas as without oxygen it is unable to burn, so the transformed gas can be used as a fuel in an internal combustion engine.
These wood boilers were primarily designed to be installed either in a utility room or an outbuilding room. To let one easily heat their house and domestic hot water with wood they have high heat outputs and nice big fireboxes. All one needs to do is fill the big firebox with logs of wood and walk away and let the gasification boiler take care of the rest. One can load the boilers right up, burn them hard, let it burn down and reload again if needed so one can call it like batch burners. Produces a low level of emissions or smoke as this is a very efficient way of burning wood.
The important and familiar technology in the 19th and early 20th century was the gasification, and from the earliest days of the development, its potential and practical applicability to internal combustion engine were well-understood. Most practicing technical people would know a good deal about town gas which was produced from coal as a local business, mainly for lighting purposes, at least initially and then the experience in the trade was widespread. Widely used on industrial scales to generate electricity are the gasification of fossil fuels.
COMMON CAUSES OF HIGH WOOD CONSUMPTION
There are quite a few causes of high wood consumption and thankfully many can be resolved but keep in mind that in the form of BTUs (British thermal unit) the wood contains energy. The BTU heat energy is converted from one form, wood, to another, hot water by one’s furnace so that the heat is used in their building or homes. Those BTUs are obviously going somewhere if one’s furnace is consuming the wood. One wants that that energy to go to their home not anywhere else. Some common culprits are;
1. Unseasoned woods can be a big problem as the wood which isn’t seasoned then almost 40% of the woodpile is burnt off just to burn off the wood’s moisture. It doesn’t matter when the woods are cut it isn’t properly seasonal if it isn’t dry enough to burn. In order to get the wood to the moisture level necessary for proper operation in a gasification furnace one’s hardwood must be properly seasoned for at least a year or two.
2. Why is it important to have seasoned firewood? Think of the work and cost one incurred to purchase, haul, cut, split, stack and cover the woodpile, and now just think if somebody steals one’s woodpile and that too 40% of it. The worst thing that can happen to one after so much trouble they go through. The same way one loses as much as 40% of the heating value in their wood to burn off just the moisture in the wood when one burns the green unseasoned woods. Those BTUs exit one’s furnace in the form of steam or condenses one’s furnace. That’s an enormous waste just because one doesn’t plan ahead.
3. The proper operation of the furnace is also affected if the burning wood isn’t properly seasoned.
4. The insulation at the furnace is the next culprit. One will feel the warmth if one touches the skin or roof of their furnace that is because the heat is escaping the furnace, that shouldn’t be the case as manufacturers have designed it to not be insulated but of course, the chimneys and door frame will be too hot to touch.
5. For parasitic heat loss, one should check their underground pipe. To simply measure how much heat is lost there one can do a DELTA-T test.
6. Follow the DELTA –T instructions on locating the source of the heat loss if the test shows that one is losing significant heat. Instructions are;
- In the back of the furnace check the uninsulated pipe
- Check in other colder areas unheated basements or crawl spaces in the uninsulated pipe
- In the underground pipe check for water.
7. If one is still burning more wood after the test shows normal minimal heat loss then consider the following;
- Ash maintenance is important if ash’s level too high it will kill the furnace’s efficiency
- Proper cleaning is required around all outdoor furnaces and one should follow all the guidelines for proper cleaning so that the furnace will get back to its ideal efficiency level.
- Temperatures should always be as per the guidelines and one must never operate their boiler below 140 degrees of temperature.
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