[Digestion] Digestion Digest, Vol 45, Issue 4

Sun Jun 8 22:22:43 CDT 2014

Dear Jake,
Compressors that fill air into pneumatic tyres are readily available
everywhere.
Yours
A.D.Karve

On Mon, Jun 9, 2014 at 12:28 AM, Jacob Douenias <jdouenias at gmail.com> wrote:

> Dr. Karve,
>
> Thank you for your response! (It is really great to hear from you, my
> whole team and I really admire the work that you are doing.)
>
> Transportation via a cylinder does make a lot more sense.
>
> Now I am wondering what other kinds of pumps could be used to achieve a
> high pressure for storage.
>
> I do know of some Chinese-made biogas pumps that achieve around 4 psi, I'm
> wondering if that would be enough for a cook-out and if a more powerful
> compressor that I don't know about yet would be able to achieve a higher
> pressure (and thus store more gas).
>
> Do you have any suggestions of pumps that can pressurize biogas safely
> (besides a pesticide pump)?
>
> Sincerely,
>
>
> On Sun, Jun 8, 2014 at 2:00 PM, <
> digestion-request at lists.bioenergylists.org> wrote:
>
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>> Today's Topics:
>>
>>    1. Safe Transportation of Low Pressure Biomethane for        Social
>>       Gatherings (Jacob Douenias)
>>    2. Re: Safe Transportation of Low Pressure Biomethane for Social
>>       Gatherings (Anand Karve)
>>
>>
>> ----------------------------------------------------------------------
>>
>> Message: 1
>> Date: Sat, 7 Jun 2014 15:16:37 -0400
>> From: Jacob Douenias <jdouenias at gmail.com>
>> To: digestion at lists.bioenergylists.org
>> Subject: [Digestion] Safe Transportation of Low Pressure Biomethane
>>         for     Social Gatherings
>> Message-ID:
>>         <
>> CAHNt06fJUYSHMe8obU4qK6QGhWQw08L2k1XNxzPJrJsF5JmQzg at mail.gmail.com>
>> Content-Type: text/plain; charset="utf-8"
>>
>> Dear all,
>>
>> I am a researcher and entrepreneur at Carnegie Mellon University and I am
>> working on how to share the knowledge and benefits of simple AD systems
>> with Americans.
>>
>> My team has been investigating the possibility of converting commercial
>> food waste to biogas in a low-tech 250 gallon digester, and then scrubbing
>> that biogas ourselves into biomethane.
>>
>> We want to hold events or cook-outs where local chefs could cook great
>> food
>> using biomethane.
>>
>> To do this in our area the best way to share this biomethane with others
>> is
>> to drive it to a local gathering.
>>
>> What do you all think the safest way to go about transporting this
>> biomethane on the road would be? If we were to invest in a low-cost biogas
>> inflatable (ie. PVC) and house this bag inside of a large plastic
>> enclosure
>> would this be relatively safe?
>>
>> We want to share this technology and its benefits with others!
>>
>> Can you help us figure this problem out?
>>
>> Best wishes,
>>
>> -- Jake Douenias
>>
>> *http://thebiogenousproject.org/ <http://thebiogenousproject.org/>*
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>>
>> ------------------------------
>>
>> Message: 2
>> Date: Sun, 8 Jun 2014 07:06:52 +0530
>> From: Anand Karve <adkarve at gmail.com>
>> To: For Discussion of Anaerobic Digestion
>>         <digestion at lists.bioenergylists.org>
>> Subject: Re: [Digestion] Safe Transportation of Low Pressure
>>         Biomethane for Social Gatherings
>> Message-ID:
>>         <
>> CACPy7Sf313DBW7Hn3mpM3w_SbHXizSnQZQAuTftjYNBzrtjH+g at mail.gmail.com>
>> Content-Type: text/plain; charset=ISO-8859-1
>>
>> Dear Jake,
>>  One can fill non-pressurised pure methane into inflatable bags and
>> transport it, but in this form you have to cary large volumes of it.
>> Secondly, you would have to use pressure for getting the methane from
>> the bag into your cookstoves. It would be easier If you could use
>> pressure at the facility where you produced the methane, and filled it
>> into rigid cylinders. Not only would the volume be reduced but the gas
>> would flow easily from the cylinder into the burners of the stove. We
>> have tested this concept as an experiment, using LPG cylinders as
>> containers and a pesticide pump for filling the cylinders.
>> Yours
>> A.D.Karve
>>
>> On Sun, Jun 8, 2014 at 12:46 AM, Jacob Douenias <jdouenias at gmail.com>
>> wrote:
>> > Dear all,
>> >
>> > I am a researcher and entrepreneur at Carnegie Mellon University and I
>> am
>> > working on how to share the knowledge and benefits of simple AD systems
>> with
>> > Americans.
>> >
>> > My team has been investigating the possibility of converting commercial
>> food
>> > waste to biogas in a low-tech 250 gallon digester, and then scrubbing
>> that
>> > biogas ourselves into biomethane.
>> >
>> > We want to hold events or cook-outs where local chefs could cook great
>> food
>> > using biomethane.
>> >
>> > To do this in our area the best way to share this biomethane with
>> others is
>> > to drive it to a local gathering.
>> >
>> > What do you all think the safest way to go about transporting this
>> > biomethane on the road would be? If we were to invest in a low-cost
>> biogas
>> > inflatable (ie. PVC) and house this bag inside of a large plastic
>> enclosure
>> > would this be relatively safe?
>> >
>> > We want to share this technology and its benefits with others!
>> >
>> > Can you help us figure this problem out?
>> >
>> > Best wishes,
>> >
>> > -- Jake Douenias
>> >
>> > http://thebiogenousproject.org/
>> >
>> > _______________________________________________
>> > Digestion mailing list
>> >
>> > to Send a Message to the list, use the email address
>> > Digestion at bioenergylists.org
>> >
>> > to UNSUBSCRIBE or Change your List Settings use the web page
>> >
>> http://lists.bioenergylists.org/mailman/listinfo/digestion_lists.bioenergylists.org
>> >
>> > for more information about digestion, see
>> > Beginner's Guide to Biogas
>> > http://www.adelaide.edu.au/biogas/
>> > and the Biogas Wiki http://biogas.wikispaces.com/
>> >
>> >
>>
>>
>>
>> --
>> ***
>> Dr. A.D. Karve
>> Trustee & Founder President, Appropriate Rural Technology Institute (ARTI)
>>
>>
>>
>> ------------------------------
>>
>> Subject: Digest Footer
>>
>> _______________________________________________
>> Digestion mailing list
>>
>> to Send a Message to the list, use the email address
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>> to UNSUBSCRIBE or Change your List Settings use the web page
>>
>> http://lists.bioenergylists.org/mailman/listinfo/digestion_lists.bioenergylists.org
>>
>> for more information about digestion, see
>> Beginner's Guide to Biogas
>> http://www.adelaide.edu.au/biogas/
>> and the Biogas Wiki http://biogas.wikispaces.com/
>>
>>
>>
>> ------------------------------
>>
>> End of Digestion Digest, Vol 45, Issue 4
>> ****************************************
>>
>
>
>
> --
>  -- Jake Douenias
>
>
>
>
> * http://thebiogenousproject.org/ <http://thebiogenousproject.org/>*
>
> _______________________________________________
> Digestion mailing list
>
> to Send a Message to the list, use the email address
> Digestion at bioenergylists.org
>
> to UNSUBSCRIBE or Change your List Settings use the web page
>
> http://lists.bioenergylists.org/mailman/listinfo/digestion_lists.bioenergylists.org
>
> for more information about digestion, see
> Beginner's Guide to Biogas
> http://www.adelaide.edu.au/biogas/
> and the Biogas Wiki http://biogas.wikispaces.com/
>
>
>

-- 
***
Dr. A.D. Karve
Trustee & Founder President, Appropriate Rural Technology Institute (ARTI)
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