[Stoves] farmed fuels

Thu Jun 27 09:52:21 CDT 2019

How tightly does the lid have to fit?  If the fuel container is a cylinder
with a bottom that has holes, can a cookpot without much warping serve as
the lid?

Thank you,
Kevin

*Kevin McLean, President*
*Sun24*

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On Thu, Jun 27, 2019 at 10:34 AM Crispin Pemberton-Pigott <
crispinpigott at outlook.com> wrote:

> Dear Kevin
>
> You can create char by using your clay container that is covered with a
> lid that seals well. Have a small number of holes in the bottom. Or one big
> one like AD Karve's sugar cane leaf pyrolyzer.
>
> Load the cobs and close the lid.
>
> Place the container on small fire made of anything, perhaps other corn
> cobs. The contents will heat and eventually give off combustible pyrolysis
> gases.
>
> These will emerge from the bottom and burn in the existing fire. Once well
> established, the (gas) fire will continue to burn long after the external
> fuel is gone. It is the gases which are keeping the reaction going.
>
> The Adam charcoal kiln works on this principle. Once started, the baking
> of the contents continues without external fuel.
>
> The contents are never exposed to flame, only heat. The product will be
> superior to anything you can get from a TLUD.
>
> This process can be done on any scale. It can be done in a cast iron pot
> if you want. Use wet clay to seal the lid and make a hole in the bottom
> centre. The gases will go out bottom and burn outside, heating it. All you
> need is an extermal fire to get the process going and biomass inside.
>
> What Chris Adam sells is a way of doing this with wood, two cubic metres
> at a time, at reasonable cost.
>
> If you already have an old cracked cast iron pot, fill it with biomass and
> aim the crack at the fire you cook with. A hundred variations on the theme
> are possible.
>
> Regards
> Crispin
>
> *From:* info at sun24.solar
> *Sent:* June 27, 2019 8:07 PM
> *To:* stoves at lists.bioenergylists.org
> *Reply to:* stoves at lists.bioenergylists.org
> *Subject:* Re: [Stoves] farmed fuels
>
> Teddy,
>
> We've done some work on a simple clay basket to improve the efficiency
> cooking with corn cobs a fuels.  The basket seems to help.  We need to get
> back to this soon.
>
> Can you (or Ron) think of a way to modify this to produce biochar?
>
> Here is that section from our Cookstoves Overview
> <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdocs.google.com%2Fdocument%2Fd%2F1ZryS7gQ1q3zKLZPM2KcXdtIHbOYQp4PbloPqMvrlZ5Y%2Fedit%3Fusp%3Dsharing&data=02%7C01%7C%7C72b27f34dd5647fd388f08d6faf80acc%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636972340573123526&sdata=YyaqXhnDJ%2Byl6fXxI5KPdHuNEMvO4ODDLDcUK11%2B1L4%3D&reserved=0>
> :
>
> Clay Corn Cob Basket
>
> Corn (maize) has become a major food crop in many developing countries.
> Many women use corn cobs without kernels as fuel for cooking. For one to
> two months after harvest, many women use cobs for cooking fuel.  There are
> often two harvests a year.
>
> The women  typically pile the cobs on the ground and light them.  The
> smoke emitted is much worse than when using wood for fuel.
>
> We have found that elevating the cobs and allowing air to circulate under
> them lets the cobs burn more efficiently with much less smoke.
>
>
> A clay basket with holes on the bottom works well.  Clay baskets are easy
> to custom make. Or, you can use the clay liner from a charcoal jiko.  Just
> elevate the basket with sticks or stones to allow air under the basket.
>
>
> Here are videos showing the improvement by using a clay basket:
>
> Kenya 1
> <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdrive.google.com%2Fopen%3Fid%3D1Up-H1BasMBs7L4QfH8fDW5cqwLeI_cr0&data=02%7C01%7C%7C72b27f34dd5647fd388f08d6faf80acc%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636972340573143554&sdata=U7LKCWAmeQlFEpdp4lrpAf8EaJInDVFvgVYzecWMm3M%3D&reserved=0>
>
> Kenya 2
> <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdrive.google.com%2Fopen%3Fid%3D1Satt4sk9b3E-FwyHJSH_MOImM6m2FhMO&data=02%7C01%7C%7C72b27f34dd5647fd388f08d6faf80acc%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636972340573163570&sdata=e4rrw3UuHuOiVfUdbfzhy71QcN5YaBO%2BZhSxyBOoCDk%3D&reserved=0>
>
> Uganda 1
> <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdrive.google.com%2Ffile%2Fd%2F1Rgm4iNgTor-k_XXDG4vFVnflYeQOS_FQ%2Fview%3Fusp%3Dsharing&data=02%7C01%7C%7C72b27f34dd5647fd388f08d6faf80acc%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636972340573173581&sdata=WIw9b3m1ONdM8VjRbClqJ4n2q%2BWLhrfAih0A0wozWOQ%3D&reserved=0>
>
> Uganda 2
> <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdrive.google.com%2Ffile%2Fd%2F1PslBe4tFTq8AduC235uZ90MUCkJvQc5I%2Fview%3Fusp%3Dsharing&data=02%7C01%7C%7C72b27f34dd5647fd388f08d6faf80acc%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636972340573193585&sdata=XCDirRQJerKKICtmAIRd3FmhGtw7Vdz%2B4rI8lBN%2BKFI%3D&reserved=0>
>
>
> Here are two videos showing how a corn cob basket is made Uganda.
>
> Making a spinning plate
> <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdrive.google.com%2Fopen%3Fid%3D1C_upZwxzdJItP_d4-YzzXYlfywKfvCpu&data=02%7C01%7C%7C72b27f34dd5647fd388f08d6faf80acc%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636972340573203590&sdata=EzZ%2BxAURANIQbMOQKK867TFMa3uLSPD01u%2BYN825SwY%3D&reserved=0>
>
> Making a corn cob basket
> <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdrive.google.com%2Fopen%3Fid%3D1_WxHn0kO8dOO8N4I7XiRTO6Fi3NjYu5L&data=02%7C01%7C%7C72b27f34dd5647fd388f08d6faf80acc%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636972340573223606&sdata=P1SsoA35UtsZsBjaKz7we1t5%2BE90jzpB96v2gnf%2FbrM%3D&reserved=0>
>
> Width - 14cm.
>
> Height - 8cm.
>
> Diameter of the holes - 2cm
>
>
>
> Thank you,
> Kevin
>
> *Kevin McLean, President*
> *Sun24*
>
> *https://sun24.solar
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> Sun24 Cookstoves Overview
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>
> On Sun, Jun 23, 2019 at 2:14 AM Cookswell Jikos <cookswelljikos at gmail.com>
> wrote:
>
>> we have had some pretty good results with maize cob charcoal
>> http://kenyacharcoal.blogspot.com/2012/10/make-and-use-maize-cob-charcoal.html
>> <https://nam04.safelinks.protection.outlook.com/?url=http%3A%2F%2Fkenyacharcoal.blogspot.com%2F2012%2F10%2Fmake-and-use-maize-cob-charcoal.html&data=02%7C01%7C%7C72b27f34dd5647fd388f08d6faf80acc%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636972340573293665&sdata=%2BZy4Y3h6OBnWJ5e97ajhpbn3iEotUmjDedz%2Bg0R8mRk%3D&reserved=0>
>>
>>
>> quite nice as you dont have to spend time cutting it up into small bits
>> and it blends very well with regular branch charcoal for quick lighting and
>> long burning. ( and according to some chefs its makes roast meat taste a
>> bit like ugali...(polenta) which to them is a big bonus)
>>
>> the woodvinegar from the maize cobs also seems to show pretty decent
>> potential for helping slow down termite attcks on fence posts etc.
>>
>>
>>
>>
>>
>> Teddy Kinyanjui
>> Sustainability Director
>>
>>
>>
>>
>> <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.facebook.com%2FCookswellJikos&data=02%7C01%7C%7C72b27f34dd5647fd388f08d6faf80acc%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636972340573313681&sdata=k1TyF1%2BdpwBOoe%2B5odplcRHQ0aqkMjt4zNNT7HnGqg4%3D&reserved=0>
>>
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>>
>> <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Ftwitter.com%2Fcookswelljikos%3Flang%3Den&data=02%7C01%7C%7C72b27f34dd5647fd388f08d6faf80acc%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636972340573343708&sdata=jZ9vybmWx1W6CGOrBkwSdb7Au7kmRL%2BQN2cP6TVUrs8%3D&reserved=0>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>> On Thu, Jun 20, 2019 at 12:04 PM hennA1988 <energiesnaturals at gmx.de>
>> wrote:
>>
>>> Hallo all,
>>>
>>> not for the first time I try to bring giant reed(arundo donax) into the
>>> discussion.
>>> Here in Spain, we have many years of experience with it.
>>> Although being registered as invasive, it is quite easy to control by
>>> simply plowing and/or grazing.
>>> Goats make short work of it by browsing all fresh shoots wherever they
>>> grow out of the designed area of the rizoma thicket.
>>> Arundo is perhaps the most productive plant in a wide variety of
>>> climates and can easily be harvest by hand, even without tools at all!
>>> The straight growing stems make it an ideal candidate for use in rocket
>>> stoves, densifying can be achieved by just trampling on the dry canes or
>>> passing them through a set of rollers.
>>>
>>> Cutting the canes to an appropriate length makes them easy to handle and
>>> standardize as fuel.
>>> And for more industrial processing:
>>> They make excellent pellets!
>>>
>>> Their capability to clean dirty waters up to potability is legendary,
>>> building up soil in it's way.
>>> Seasonal management provides good shelter to all kind of wildlife during
>>> the main growing season, since there is a good time for harvesting during
>>> it's resting months in low season.
>>>
>>> What more can you ask?
>>>
>>> Valuable building material? Yes !
>>> Cut in the right moment, it makes for strong floors, ceilings and walls.
>>>
>>> Wonderful guides for tutoring tomatoes and all kind of vines.
>>>
>>> And last but not least, it provides the only "legitimate" way to cook a
>>> proper paella!
>>>
>>> Not enough?
>>> I could go on and on...
>>>
>>> Try for yourself!
>>>
>>> Rolf
>>>
>>> Outlook für Android
>>> <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Faka.ms%2Fghei36&data=02%7C01%7C%7C72b27f34dd5647fd388f08d6faf80acc%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636972340573353713&sdata=xPeB1urZyJSnByvXQL3S%2BtjTpr%2FaFU17X%2F5mgWHoMaQ%3D&reserved=0>
>>> herunterladen
>>>
>>>
>>>
>>>
>>> On Thu, Jun 20, 2019 at 1:09 AM +0200, "peeters frans" <
>>> peetersfrans at telenet.be> wrote:
>>>
>>> DEARS,
>>>>
>>>>
>>>>
>>>>     Sweden uses SALIX.
>>>>
>>>>
>>>>
>>>>      Indonesia uses KNOTWEET 3x 270 cm (Japanse duizendknoop )
>>>>
>>>> The strong KNOT make new hollow stalks  every year !!  Only a knife is
>>>> needed for harvesting . Cut each stalk chamber before burning !
>>>>
>>>>
>>>>
>>>> Regards
>>>>
>>>> F.
>>>>
>>>> *Van:* Stoves [mailto:stoves-bounces at lists.bioenergylists.org] *Namens
>>>> *Kirk H.
>>>> *Verzonden:* woensdag 19 juni 2019 22:38
>>>> *Aan:* stoves at lists.bioenergylists.org
>>>> *Onderwerp:* [Stoves] farmed fuels
>>>>
>>>>
>>>>
>>>> Hi All,
>>>>
>>>>
>>>>
>>>> Does anyone have any stories about using farmed fuels for cook stoves.
>>>> I grew some Pigeon Pea plants last year and the stalks burn well in a
>>>> TLUD-ND.  They died from the frost during the winter, but we did get a
>>>> small crop of peas.
>>>>
>>>>
>>>>
>>>> Kirk H.
>>>>
>>>>
>>>>
>>>> Sent from Mail
>>>> <https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgo.microsoft.com%2Ffwlink%2F%3FLinkId%3D550986&data=02%7C01%7C%7C72b27f34dd5647fd388f08d6faf80acc%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636972340573373729&sdata=vIZKawzS6CVrBrx2oOYojrosrCNTQOiOXZnhbpALbxs%3D&reserved=0>
>>>> for Windows 10
>>>>
>>>>
>>>>
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