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Join Date: Mar 2008
Location: Globaly - very close to the southern most point of Canada
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Building a Steam-Driven Generator

10/21/2008 11:11 AM

Hi all,

I currently use an outdoor, wood fired boiler to heat my home during the winter. I have an ample source of firewood.

I am considering a project to build a wood fired generator. So my favorite first stop is here at CR4.

I have seen posts suggesting steam as a good efficient method for creating energy and I hoped I could get some info to start my research. So I am open to suggestions.

Thanks in advance!!!!

(note: future goal is to combine the two)

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#1

Re: Building a Steam-Driven Generator

10/21/2008 11:33 PM

Hi gdevine,

Some people just love steam engines and the use of the same, for power applications, just - not me I guess; Unless you want a babysitting job - mearly watching the boiler during the entire time of use in power generation .

I would use my firewood to generate "woodgas" and drive an Internal Combustion Engine to push the generator head. It sure would be more hands free , and safer too , cause your going to need dry High Heated steam , not the stuff your outdoor furnace produces. If I can help further, let me know.

Best of Luck

Joe Woodall, Managing Partner

Georgia Adobe LP Rammed Earth & Renewable Energy

2395 Bowman Hwy. NW.

Dewy Rose, GA 30634 C.S.A.

http://www.georgiaadobe.com

706-213-7693

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Join Date: Jan 2007
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#2
In reply to #1

Re: Building a Steam-Driven Generator

10/22/2008 6:57 AM

From a practical standpoint, i'll agree with Mr 'Georgia Adobe"s comments.

Smallish wood (or coal, for that matter) boilers are a fulltime job. That's why trains employed a 'FireMan'.

The research to investigate the merits of this, G.A.'s 'wood gas', & the possibilities of Stirling Cycle to power your alternator will be satisfying in its own right.

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#3

Re: Building a Steam-Driven Generator

10/22/2008 8:20 AM

24 hours, and much reading later I've already abandoned the steam idea. One very good article went through the energy requirements to weight of wood.

My next topic will be on the use of a Sterling engine as a circulation pump.

Thanks

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#5
In reply to #3

Re: Building a Steam-Driven Generator

10/22/2008 12:05 PM

... I mean Stirling.

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#4

Re: Building a Steam-Driven Generator

10/22/2008 11:58 AM

I have been doing some research into using an Organic Rankine cycle for low quality heat recovery. I have read several DOE and University papers on its applications to waste heat and geothermal. You should check out one particularly interesting application by some MIT students in Lesotho, Africa. The Lesotho project and many of the geothermal project were designed to provide both Heat/Hot water and Electric power. I am spending some hobby time working out the major engineering elements for a junk yard (or Ebay) heat recovery engine using over-the-counter R-134A as the working fluid for an automotive power application. Sort of a "Hybrid" Heat Recovery combined cycle machine.

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gdevine (2); Georgia Adobe (1); jconn_ETEC_05 (1); sidevalveguru (1)

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