Rolf Cost FOB US?
Do you have a US Supplier? I didn't see one on your site. Thanks Tom T R Miles Technical Consultants Inc. [email protected] Sent from mobile. On Sep 30, 2012, at 2:35 AM, "Energies Naturals C.B." <[email protected]> wrote: > Hallo Paul, Ron and others, > > uniformizing low density fuels and uneven size fuels has always been a > problem. > I found a good solution in the Ecoworxx all-in one pelletizer. > This is a unique device which has a big hopper on top and a rasping drum > underneath it. > It will reduce virtually any feedstock less than 12 cm diam to particles > between 1 and 6 mm. > These fall into a mixing chamber below where the moisture content is measured > and -if too dry- water is added by an automatic pump. > A second moisture sensor at the entrance to the dosifying screw regulates the > addition of water. > The ground biomass is fed into the flat die press underneath and leaves it as > prime grade pellets. > You can change the die in 10 minutes and have the choice to produce 6 -8 -12- > 16 -20 -and 25 mm pellets on the same machine! > It doesn´t come from China, though because despite the price advantage, all > the units I saw never met the quality standard for trouble free use. And you > cannot move away from them because they have to be fed continuously. > Our machine is entirely designed and manufactured in Germany, meets the CE > requirements and really works! > > If you are interested, come to the Expobioenergia fair in Valladolid/Spain on > 23-25.Oct. this year where we shall expose two working units. > > We just pelletized whole canes of Arundo Donax in one go into wonderfull hard > 6 mm fuel pellets! > > Many more samples have been tested successfully. We would be happy to test > yours! > > No time to visit the fair? > Check www.ecoworxx.de and if you call or write in my name they will know your > problem ! > > Rolf Uhle > > Energies Naturals C.B. > > (sober again, Ron?) > > > > > Am 30.09.2012 05:39, schrieb Paul Olivier: >> >> Ron, >> >> You bring up a very good point here. If the biomass is uniform, granular and >> dry, it becomes very easy to process in a TLUD. That is why it is so >> appealing to work with biomass that is already uniform, granular and dry, >> such as rice hulls and coffee husks. >> >> But if we have biomass that is not uniform, granular and dry (such as straw, >> pine needles or sawdust), then we might think about drying and pelletizing >> it. In this way we have a top-quality gasifier fuel. This allows us to take >> full advantage of both the biochar and gas. In the case of rice hulls and >> coffee husks, the gas has a much greater commercial value than the biochar. >> In making biochar it is such a pity to waste the gas. >> >> Also when we pelletize biomass, the bulk density can reach as high as 600 >> kgs/m3. This means that if we use a gasifier for purposes of household >> cooking, the height of the reactor has to be only a fraction of the height >> of a reactor utilizing undensified biomass such as rice hulls (of a bulk >> density of less than 100 kgs/m3). If we do not change the height of the >> reactor, then cooking times per batch can last three or four hours. When we >> have thousands of households and small business using gasifiers, then we do >> not have to think about making biochar as an independent activity. >> >> I really like small pellets of a diameter of about 6 mm. Of course there is >> the cost of buying a pellet machine. But they are quite cheap out of China. >> And there is the cost of electricity or fuel to make the pellets. But this >> cost is easily offset by the value of the syngas produced. Even in a poor >> country such as Vietnam, it is easy to buy pellets in local markets. >> >> Thanks. >> Paul >> >> On Sun, Sep 30, 2012 at 9:48 AM, Ronald Hongsermeier <[email protected]> >> wrote: >> Dear Alex, >> >> I haven't carefully read the whole thread but haven't seen granularity of >> fuel addressed. Isn't that what makes a lot of difference in the flame/gas >> quality ( along with the moisture content, of course ) and determines the >> necessity of either using or not using forced air? Regarding Dr. Karve's >> drums I'm wondering how careful everyone is in emphasizing fuel moisture and >> particularity/uniformity issues in using these tools. >> >> I think my first sentence above applies to both DD (Imberts or others) and >> TLUD's. >> >> regards, >> Ronald von der Oktoberfestnähe >> >> (mein heutiger Name wird nur dann getragen bei einer >> Bierleichensichtungsrate von > 1 / Tag ;-) ) >> >> >> >> >> On 29.09.2012 20:55, Alex English wrote: >>> Tom, >>> I guess it may depend on what you consider a clean burn. My experiments >>> focused the gases through a smaller out let pipe and then added the >>> secondary air. So for a two foot diameter drum the pipe was three inches >>> in diameter. Air was introduced near the top having only half that >>> distance to penetrate, and combustion occurred in a six inch diameter >>> chimney , six feet tall above. >>> >>> Combustion was measurably good to very good nineteen times out of twenty. >>> >>> So, what indeed is the limit? >>> Alex >>> >>> On 2012-09-29 11:47 AM, "Tom Miles" <[email protected]> wrote: >>> AD, Paul, Kobus and others. Many thanks for the suggestions. >>> >>> >>> >>> What is the largest practical size (kg fuel/hr, kW) for a single TLUD with >>> a clean stack for heat recovery? There must be a limit to the air >>> penetration to get a clean gas burn form a natural draft stack or even a >>> fan driven TLUD. >>> >>> >>> >>> Tom >>> >>> >>> >>> From: [email protected] >>> [mailto:[email protected]] On Behalf Of Anand Karve >>> Sent: Friday, September 28, 2012 11:22 PM >>> To: Discussion of biomass cooking stoves >>> Subject: Re: [Stoves] Fabricated Burn Barrel TLUDS >>> >>> >>> >>> Dear Tom, >>> >>> we regularly supply charring kilns made out of used 55 gallon drums. The >>> kilns are based on the TLUD principle. The cost of a kiln plus an extra >>> barrel for storing the char, is about US$100. We have sold more than 100 >>> such kilns in India and have also trained a number of persons from India >>> and Africa. These kilns are so easy to manufacture, that we ask the >>> trainees to photograph and take measurements of our kiln so that they can >>> copy the design. In many instances, people buy a kiln from us, because they >>> feel that their local fabricator would be better able to copy the design >>> from an actual object than from a blue print or a photograph. >>> >>> The advantage of using 55 gallon drums is that used drums are available at >>> a relatively low cost, and the kilns are portable. Instead of transporting >>> the biomass, one transports the kiln to the location where the biomass is >>> available, and brings back only the charred material, which weighs only a >>> third as much as the biomass. >>> >>> Yours >>> >>> A.D.Karve >>> >>> On Fri, Sep 28, 2012 at 11:42 PM, Tom Miles <[email protected]> wrote: >>> >>> Am often asked if there is a burn barrel sized TLUD that is commercially >>> fabricated. We’ve seen some great DIY with Doug’s Jolly Roger and others. >>> Is anyone fabricating a 55 gal drum sized TLUD that can be used for regular >>> biochar production? If so, what is the cost and availability? >>> >>> >>> >>> Thanks >>> >>> >>> >>> Tom Miles >>> >>> >>> _______________________________________________ >>> Stoves mailing list >>> >>> to Send a Message to the list, use the email address >>> [email protected] >>> >>> to UNSUBSCRIBE or Change your List Settings use the web page >>> http://lists.bioenergylists.org/mailman/listinfo/stoves_lists.bioenergylists.org >>> >>> for more Biomass Cooking Stoves, News and Information see our web site: >>> http://www.bioenergylists.org/ >>> >>> >>> >>> >>> -- >>> *** >>> Dr. A.D. Karve >>> Trustee & Founder President, Appropriate Rural Technology Institute (ARTI) >>> >>> >>> _______________________________________________ >>> Stoves mailing list >>> >>> to Send a Message to the list, use the email address >>> [email protected] >>> >>> to UNSUBSCRIBE or Change your List Settings use the web page >>> http://lists.bioenergylists.org/mailman/listinfo/stoves_lists.bioenergylists.org >>> >>> for more Biomass Cooking Stoves, News and Information see our web site: >>> http://www.bioenergylists.org/ >>> >>> >>> >>> >>> _______________________________________________ >>> Stoves mailing list >>> >>> to Send a Message to the list, use the email address >>> [email protected] >>> >>> to UNSUBSCRIBE or Change your List Settings use the web page >>> http://lists.bioenergylists.org/mailman/listinfo/stoves_lists.bioenergylists.org >>> >>> for more Biomass Cooking Stoves, News and Information see our web site: >>> http://www.bioenergylists.org/ >>> >>> >>> >>> No virus found in this message. >>> Checked by AVG - www.avg.com >>> Version: 10.0.1427 / Virus Database: 2441/5298 - Release Date: 09/29/12 >>> >> >> >> _______________________________________________ >> Stoves mailing list >> >> to Send a Message to the list, use the email address >> [email protected] >> >> to UNSUBSCRIBE or Change your List Settings use the web page >> http://lists.bioenergylists.org/mailman/listinfo/stoves_lists.bioenergylists.org >> >> for more Biomass Cooking Stoves, News and Information see our web site: >> http://www.bioenergylists.org/ >> >> >> >> >> >> -- >> Paul A. Olivier PhD >> 27C Pham Hong Thai Street >> Dalat >> Vietnam >> >> Louisiana telephone: 1-337-447-4124 (rings Vietnam) >> Mobile: 090-694-1573 (in Vietnam) >> Skype address: Xpolivier >> http://www.esrla.com/ >> >> >> _______________________________________________ >> Stoves mailing list >> >> to Send a Message to the list, use the email address >> [email protected] >> >> to UNSUBSCRIBE or Change your List Settings use the web page >> http://lists.bioenergylists.org/mailman/listinfo/stoves_lists.bioenergylists.org >> >> for more Biomass Cooking Stoves, News and Information see our web site: >> http://www.bioenergylists.org/ >> > > _______________________________________________ > Stoves mailing list > > to Send a Message to the list, use the email address > [email protected] > > to UNSUBSCRIBE or Change your List Settings use the web page > http://lists.bioenergylists.org/mailman/listinfo/stoves_lists.bioenergylists.org > > for more Biomass Cooking Stoves, News and Information see our web site: > http://www.bioenergylists.org/ >
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