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Topic: Wood gas


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In the News (Wed 25 Nov 09)

  
 Wood gas - Wikipedia, the free encyclopedia
Wood gasifier on a Ford truck converted to a tractor (an EPA tractor).
Wood gas, also known as holzgas, air gas or blue gas, is the product of thermal gasification of biomass or other carbon containing materials such as coal in a gasifier or wood gas generator.
Wood gas is flammable because of the carbon monoxide, hydrogen and methane content.
en.wikipedia.org /wiki/Wood_gas   (918 words)

  
 The Woodfired Gas Producer
The gas butterfly is connected to a second accelerator pedal and the air butterfly to a hand operated lever on the dash.
This can be overcome by passing the gas through a large inverted car radiator to cool the gas further and condense the moisture which returns to the filter.
After the cooling of the gas through the steam generator it is desirable to cool it again as much as possible before entering the wet filter.
members.tripod.com /~highforest/woodgas/woodfired.html   (4137 words)

  
 Wood gas generator construction details
The interior of the generator is a heat exchanger in which the heat from the exhaust gas cooks off the pyrolytic gas from the wood chips.
Pyrolytic gas is a hodgepodge of organic compounds including methane, methanol, ethane, ethanol, methyl ethyl ether and a host of tars and heavier compounds formed when the sugars, cellulose and lignins in the wood are broken down by heat.
To recap, raw wood was heated in the first, uppermost chamber to the point where the volatile pyrolytic gases were released, and the wood was converted to charcoal.
www.windward.org /notes/notes63/wal63_b.htm   (1801 words)

  
 Cooking In A Wood Stone Oven: Basics--Wood Vs. Gas
Today we build all kinds of fuel configuration, wood only, gas only, and several variations of gas and wood together, but the first 800 ovens we built were wood fired only.
Wood ovens, or any using solid fuel including coal, need to be vented independently of other pieces of cooking equipment.
Operating a wood fired oven is not brain surgery, but it does require the operator to be a fire-tender first and a chef second.
www.woodstone-corp.com /cooking_basics_wood_or_gas.htm   (1942 words)

  
 Yugo runs by wood-gas
The process is based on incomplete combustion of wood: due to lack of air, gases are created: carbon monoxide, the main fuels, hydrogen and methane.
The wood is put in the inner part which is connected to the pipe through which the gas comes to the filters.
Vacuum must be established in the system and therefore the openings for putting in wood and taking out ash are closed with milk can lids (they found a new use here due to their adhesiveness).
freeweb.deltha.hu /zastava.in.hu/wood-gas.htm   (613 words)

  
 Wood to Gas
I cooked in two Wood Stone models side by side, a gas fired unit and a wood fired unit, and even with both models reading the exact same temperature, the wood-fired unit baked the pizza 25 percent faster.
The wood/gas combination is essentially a wood burning oven, but with a gas burner under the oven floor that acts as a kind of gas assist or gas back up.
Wood Stone may be one of the newer companies producing wood-burning ovens, but they are building ovens that are meant to last a lifetime.
www.pizzaovens.com /specifications/messages/woodtogas.htm   (1808 words)

  
 Electricity from wood waste
The gas generator was an airtight vessel into which was introduced a charge of wood, charcoal, or anthracite coal.
The wood is converted to a gas with hydrogen, carbon monoxide and methane as the combustible components, and nitrogen and carbon dioxide as inert gas ballast.
The producer gas thus generated, is primarily a mixture of carbon monoxide, hydrogen, carbon dioxide and nitrogen.
www.green-trust.org /woodgas.htm   (2075 words)

  
 THE “TURBO” WOOD-GAS STOVE
Electricity, gas or kerosene are preferred for cooking - when they can be obtained However, they are costly and depend on having a suitable infrastructure and are often not available in developing countries.
In the last few decades, many improved wood stoves have been developed (the Chula, the Hiko, the Maendeleo, the Kuni Mbili, etc.), but the new wood stoves are often more difficult to manufacture, more heat goes to heat the stove than heat the food, and they do not offer good control of cooking rate.
As a sample, 153.7g of wood chips were loaded in the fuel magazine and 5 g of starter chips were placed on top.
www.crest.org /discussiongroups/resources/stoves/Reed/Turbo2.htm   (1446 words)

  
 Gas and Wood Burning Fireplace.
Though unnecessary for a gas hearth where the combustion level is easily controlled with the turn of a knob, bellows' lovely finish in attractive blends of fine woods with vinyl or leather makes them a decorative accessory.
Clearances must be obeyed even if the combustible materials, such as wood furniture or carpets, are protected by noncombustible plaster or other masonry materials.
Hopper - a container attached to an appliance in which fuel, either coal, nuggets or wood pellets, is stored and from which the fuel is fed to the burner.
www.finesgas.com /glossary.html   (861 words)

  
 Gas Stove & Wood Stove Q & A   (Site not responding. Last check: 2007-11-04)
You need to be sure the gas hearth applicance you have is set up for the type of gas fuel you intend to burn.
Proper sizing is determined by the size of the fireplace base and the overall size of the Gas Log and Hearth Kit, which requires measuring the front width, back width, depth and height of the fireplace.
Gas logs are easy to use, require little maintenance, and enhance the aesthetic appeal of your fireplace whether on or off.
www.woodheatstoves.com /faq.htm   (2059 words)

  
 Wood or Gas? Help in choosing a hearth appliance   (Site not responding. Last check: 2007-11-04)
Wood is a renewable energy source and gives the comfort of complete energy independence—a great emergency heating option!
A gas log set beautifully simulates an open burning fire with complete ease and may be more economical than purchasing firewood.
Just like their wood burning counterparts, a gas stove or insert can heat several rooms—or even an entire home— but with even, thermostatic controlled heat.
dukefire.com /woodorgas.htm   (187 words)

  
 Wood gas generator - Wikipedia, the free encyclopedia
A wood gas generator is a wood-fueled gasification reactor mounted on an internal combustion engine, to provide a wood gas, a form of syngas.
Usually, wood gas generators burn wood, but improvements to efficiency and energy-density are possible, by using charcoal instead.
The project consisted of a power plant with a wood gas generator and a gas engine to convert the wood gas into 2 MW electric power and 4.5 MW heat.
en.wikipedia.org /wiki/Wood_gas_generator   (494 words)

  
 Wood fires that fit - Appropriate technology: Journey to Forever
In fact burning wood is no bad thing: the efficient use of wood fuel is much more eco-friendly than more efficient and convenient fuels like kerosene and natural gas (LPG).
These are gasifiers that produce gas from wood and then burn the gas, leaving charcoal (itself a useful fuel).
Wood gas was cheaper, but charcoal gasifiers were so much easier to handle.
journeytoforever.org /at_woodfire.html   (2784 words)

  
 More about Bingo Fuel and 'wood gas'
Fuel gas, produced by the reduction of coal and peat, was used for heating as early as 1840 in Europe and by 1884 had been adapted to fuel engines in England.
Until the early 1980s, wood gasifiers all over the world (including the World War II designs) operated on the principle that both the fuel hopper and the combustion unit be absolutely airtight; the hopper was sealed with a top or lid which had to be opened every time wood was added.
Smoke and gas vented into the atmosphere while wood was being loaded; the operator had to be careful not to breathe the unpleasant smoke and toxic fumes.
www.otherpower.com /cgi-bin/webbbs/webbbs_config.pl?read=16914   (1362 words)

  
 Kozy Heat Fireplace, gas fireplace, wood fireplace, gas stoves, woodstove, wood stoves, direct vent, zero clearance ...
Gas burning fireplaces can be fueled by either LP or Natural Gas and do not require a vertical chimney so they can be installed just about anywhere.
Gas inserts act like a gas fireplace and are put into existing open-hearth wood burning fireplaces.
Newer wood burning and all gas fireplaces circulate heat through a heat exchange system that takes in cool air from the room, heats it from the firebox and then blows the warm air into the home.
www.kozyheat.com /consider.htm   (567 words)

  
 The Wood Stove | Gas Logs & Fireplaces
GAS LOGS -- VENT-FREE -- FOR USE IN EXISTING WOOD BURNING FIREPLACES These logs are burned with your damper closed or in an approved, manufactured, vent-free fire box.
Simply frame one into a wood wall and finish it to look like a traditional wood fireplace.
Our fire boxes have a real fire brick lining and allow most brands of vent-free gas logs to be installed in them.
www.woodstoveflorida.com /gas.htm   (399 words)

  
 The Garlington WoodGas Stove
Typically, the stove is burning wood gas shortly after ignition and has a stable yellow/blue flame within about 1 minute.
After about 10 minutes the wood gas is depleted and the stove transitions to charcoal burning.
The gas that is driven off from the flaming pyrolysis zone flows up through the charcoal stack where additional air is added resulting in nearly complete combustion and no smoke generation.
www.garlington.biz /Ray/WoodGasStove   (2426 words)

  
 Wood Fired, Gas Fired Ovens for Commercial Restaurant Equipment
Wood Stone offers the finest and most complete line of Stone-Fired cooking equipment in the world.
With his vast network of industry friends he was able to hire 25 of the very best independent manufacturers’ reps to represent Wood Stone.
Whether you are a restaurateur looking for a point of difference, a chef looking for a new pizza dough recipe or a contractor trying to determine how to install your new stone hearth cooking equipment, a Wood Stone guided tour will take you to the information you need.
www.woodstone-corp.com   (193 words)

  
 Wood gasification boiler for high heating efficiency from TARM USA
Here’s why: The wood gasification combustion process in the Solo Plus boiler begins when the small, quiet draft fan turns on in response to the boiler’s heat controls.
The combination of the wood gas and smoke with the high temperature oxygen results in a super-hot 1800° flame in the ceramic combustion tunnel.
Feel good about heating with wood without becoming a slave to a heater that needs a mountain of wood to keep you warm.
www.woodboilers.com /wood-gasification.asp   (481 words)

  
 Wood boiler heating systems intelligently engineered by TARM USA
Wood was cooked in the smoker, creating a wood gas that was piped to the carburetor.
Scientists have found that over 50% of the heat value in wood is in the form of these combustible gases.
The burning occurs at the bottom of the firebox and the heat from the fire bakes the wood above releasing the wood gas from the fuel.
www.woodboilers.com /wood-gasification-info.asp   (356 words)

  
 Wood Gas Producers (via CobWeb/3.1 planetlab2.cs.unc.edu)   (Site not responding. Last check: 2007-11-04)
The first recorded producer was that of Bischof (1839), and 1st gas producer driven vehicle was built by J.W. Parker 1901.
Gas producers can be fitted to a generator set, tractor, motor vehicle, or simply for heating purposes such as water heating, grain drying etc.
A gas producer that was on exhibit at the Kev Rohrlach collection at Tanunda South Australia.
highforest.tripod.com.cob-web.org:8888 /woodgas/woodgas.html   (202 words)

  
 wood gas stoves and fireplaces   (Site not responding. Last check: 2007-11-04)
If you love the heat from a wood stove, but desire less mess, a pellet stove may be the choice for you.
Wood stoves today are efficient and friendly to the environment and nothing beats the heat of a wood stove.
There are 30" and 48" ranges in your choice of gas, propane or electric, legendary wood burning cook stoves, spacious refrigerators, and a time-saving built-in double oven.
www.spearfishcanyonfas.com /stoves.htm   (1377 words)

  
 Natural Gas vs. Wood Pellets
Consider the case of wood pellets having the price of $200 per ton and the price of natural gas is $1.00 per therm (The unit of one million BTU of natural gas is equivalent to 10 therms or approximately 1,000 cu.
Now consider the case when the price of wood pellets is $150 per ton and the price of natural gas is $1.80 per therm.
You need to recognize that there are additional expenses associated with burning natural gas in place of wood pellets or vice versa.
energy.cas.psu.edu /energyselector/gaspellet.html   (295 words)

  
 Gas or Wood Burning Fireplaces at DoItYourself.com   (Site not responding. Last check: 2007-11-04)
A gas fireplace, which combines ease of use with the heating ability of a furnace, will appeal to those people who cringe at the idea of prying themselves off the sofa every couple of hours to fetch another round of wood.
Because gas units do not include a chimney, they also allow the homeowner some versatility when choosing a spot for the new fireplace.
Optional fans installed inside gas fireplaces, like those in their wood-burning counterparts, push hot air that collects at the back of the units out into the living areas.
www.doityourself.com /stry/fireplacegaswood   (1061 words)

  
 Wood gas generators and Harry LaFontaine (via CobWeb/3.1 planetlab2.cs.unc.edu)   (Site not responding. Last check: 2007-11-04)
Subject: Wood gas generators and Harry LaFontaine The Biomass Energy Foundation Dear George Schupp, Dick Glick and all: Dick, I'll check out your WWW reference for small gasifiers.
Reed and A. Das Over a million wood gasifiers were used to pow= er cars and trucks during World War II.
This is t= he "Old Testament" of gasification, written by the people involved in successfully converting 90% of transportation of WW II Sweden to wood gasifiers.
ces.iisc.ernet.in.cob-web.org:8888 /hpg/envis/doc97html/enbiomassgas613.html   (1346 words)

  
 Woodgas (via CobWeb/3.1 planetlab2.cs.unc.edu)   (Site not responding. Last check: 2007-11-04)
Wood-gas modified vehicles were therefore technically a "dual fuel" vehicle in that a self-sustaining gassification of the wood charcoal, or coal required another fuel to start the process.
Larger, more powerful vehicles required separate gas reservoirs to compensate for gassifer outputs which were less than the fuel consumption rate of the engine.
Both Kubelwagens and Beetles equipped with the T230 gas generator located the generator vessel ahead of the front axle beams where the spare tire was formerly located.
www2.whidbey.net.cob-web.org:8888 /lighthook/woodgas.htm   (682 words)

  
 Wood heaters, gas log fires, outdoor ovens and fireplace accessories by Abbey Fireplaces
Wood heaters, gas log fires, outdoor ovens and fireplace accessories by Abbey Fireplaces
At Abbey Fireplaces we specialise in the most efficient and reliable wood heaters, gas log fires and electric flame effect fires.
We sell fireplaces, wood heaters, gas heaters, electric flame effect fires, gas log fires, gas flame fires, gas pebble fires, slow combustion wood fires, fireplace accessories, fire screens, fire tools, mantelpieces, mantlepieces, grates, water heaters, wood fired boilers, we supply fireplace information and info on fireplace installations, maintenance and optimisation.
www.thefireplace.com.au   (233 words)

  
 Area Homeowners Making the Switch From Wood to Gas-Burning Fireplaces
The Bay Area Air Quality Management District is concerned with wood burning because fireplaces and wood stoves generate 40 percent of airborne particulate matter in the Bay Area during the winter months.
The woodstove rebate program is being offered on a first come, first served basis to Santa Clara County homeowners who have a wood burning appliance that does not currently have a gas line going into it.
To be eligible for the $500 rebate amount, residents must purchase a gas-burning stove at a participating retailer, install a new gas line and dispose of their pre-1990 woodstove at Pick Your Part in Milpitas.
www.ci.santa-clara.ca.us /news/gas_burning_fireplaces.html   (542 words)

  
 FUEL MAKING (via CobWeb/3.1 planetlab2.cs.unc.edu)   (Site not responding. Last check: 2007-11-04)
Hydrogen gas, Alcohol and Methane gas can be made at home for fun and profit.
The production of methane gas from organic waste, primarily manure, is easily accomplished with equipment designed for efficiency.
During the 1930s many automobiles were fitted with a garage built contraption that allowed folks to run their cars from scrap wood.
www.jrwhipple.com.cob-web.org:8888 /sr/fuel_making.html   (1130 words)

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