Hi Tom

Vonderfull to hear that good quality small scale gasification systems are being 
build.

One of the challenges of small scale gasification systems are the low total 
efficiency.

As I can read from their homepage it is a 2 MWel system that is also producing 
9000 pound steam/hour and a total efficiency og 65 %

That gives a total fuel input of 7,5-8 MJ/s and 25-26 % electric efficiency and 
a total loss of 2,5-3 MJ/s.
Is it possible to say where these losses occur?

Best regards

Thomas

Fra: gasification-boun...@lists.bioenergylists.org 
[mailto:gasification-boun...@lists.bioenergylists.org] På vegne af Mark Ludlow
Sendt: 24. juni 2012 23:46
Til: 'Discussion of biomass pyrolysis and gasification'
Emne: Re: [Gasification] 2 MWe Gasifier at University of British Columbia, 
Vancouver, Canada

Dear Tom,
Could you please clarify the steam output? (The link states 9,000pph.) Is this 
from a direct-fired boiler or heat recovery? If heat recovery, is it from both 
gas conditioning and exhaust heat recovery?
Best, Mark

From: 
gasification-boun...@lists.bioenergylists.org<mailto:gasification-boun...@lists.bioenergylists.org>
 
[mailto:gasification-boun...@lists.bioenergylists.org]<mailto:[mailto:gasification-boun...@lists.bioenergylists.org]>
 On Behalf Of Tom Miles
Sent: Sunday, June 24, 2012 2:27 PM
To: 'Discussion of biomass pyrolysis and gasification'
Subject: [Gasification] 2 MWe Gasifier at University of British Columbia, 
Vancouver, Canada

This week I had the privilege of visiting the new 2 MWe wood fired gasifier at 
University of British Columbia in Vancouver, British Columbia. They are just 
finishing construction and will start up the Jenbacher engine in mid-July. It 
looks like a very well-engineered and well-built installation from fuel 
receiving right through the gasifier, gas cleaning, engine, boiler and heat 
exchange. The system will supply just under 2 MWe net to the campus and 20,0000 
pph steam to the campus heating system. It is nice to have an installation of 
this quality and capacity in North America.

See www.nexterra.ca<http://www.nexterra.ca>

Tom Miles






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