Repair leaks on current CVHS Silica Gel Reformer

1
COFFIN BUTTE FUEL CELL PROJECT ANTICIPATED
TIMELINE SPRING 2005
DEVELOPING TIME LINE
6/9/05
3/4/05
Investigate correlation between some variable and
the silica gels H2S absorbance capacity using
existing reformer. SILICA GEL GROUP 2
How do we deal with reformation byproducts?
Repair leaks on current CVHS Silica Gel
Reformer SILICA GEL GROUP 1 (regen) SILICA GEL
GROUP 2
Develop an initial estimate of silica gel H2S
absorbance capacity based upon flow rates using
existing Silica Gel Reformer SILICA GEL GROUP 1
(regen) SILICA GEL GROUP 2
Run landfill gas through existing Silica Gel
Reformer SILICA GEL GROUP 1 (regen) SILICA GEL
GROUP 2
Investigate / quantify silica gel
reformation SILICA GEL GROUP 1
Identify most efficient regeneration process.
Construct an alternative Silica Gel Reformer
design(s) SILICA GEL GROUP 3 SILICA GEL GROUP 4
(design) SILICA GEL GROUP 5 (regen)
Run landfill gas through alternative Silica Gel
Reformer design(s) SILICA GEL GROUP 3 SILICA GEL
GROUP 5 (regen)
Investigate correlation between some variable and
the silica gels H2S absorbance capacity using
alternative reformer design. SILICA GEL GROUP 3
Identify / quantify service life of silica gel
how many times can it effectively be regenerated?
Investigate / quantify silica gel reformation
SILICA GEL GROUP 5
Verify initial estimate of silica gel H2S
absorbance capacity based upon flow rates using
alternative Silica Gel Reformer design(s) SILICA
GEL GROUP 3 SILICA GEL GROUP 5 (regen)
Standardize silica gel Reformer trial Procedure
(what information will be recorded from trial
through regeneration each time a trial is carried
out? SILICA GEL GROUP 1 SILICA GEL GROUP 5
Continue to develop and test alternative reformer
designs seeking maximum efficiency SILICA GEL
GROUP 4
FUTURE TASKS
SILICA GEL REFORMER INVESTIGATIONS
Develop standardized testing and collection
procedures for hand pump testing HAND PUMP GROUP 1
Specify / order more hand-pump tubes to support
initial phase in-the-field gas testing HAND PUMP
GROUP 1
Support other groups with gas analysis / perform
investigation related to GC gas analysis. GC
GROUP 1
Quantify accuracy of hand pump tests with GC
tests HAND PUMP GROUP 1
What are all of the various constituents in the
landfill gas?
Perform gas analysis in support of reformer
trials HAND PUMP GROUP 1
How consistent (with time) is gas composition?
GAS ANALYSIS
Support other groups with gas analysis / perform
investigation related to GC gas analysis GC GROUP
2
How might gas measurement for sulfur be automated
for an eventual permanent system at the landfill?
Learn how to operate GC GC GROUP 1 GC GROUP 2
Determine leak rate / decomposition rate for gas
samples collected in bags GC GROUP 1 GC GROUP 2
Characterize landfill gas composition GC GROUP
1 GC GROUP 2
Establish calibration curves GC GROUP 1 GC GROUP
2 BRIAN MICHAEL (OSU)
Develop standardized testing and collection
procedures for GC gas testing GC GROUP 1 GC GROUP
2
Perform gas analysis in support of reformer
trials GC GROUP 1 GC GROUP 2
Develop a multi-method reformer (bugs silica
gel?)
Modify reformer design for full installation at
landfill.
Identify optimal growing conditions for
Thiobacillus Denitrificans. BUG GROUP 1 BUG GROUP
6
Establish Growth Curves for Thiobacillus
Denitrificans under various conditions BUG GROUP
1 BUG GROUP 6
Cultures of Thiobacillus Denitrificans ready and
delivered to other bug groups BUG GROUP 1 BUG
GROUP 6
Quantify H2S tolerance limits and consumption
rates of Thiobacillus Denitrificans for H2S BUG
GROUP 4
Generate and store H2S in preparation for testing
on Thiobacillus Denitrificans BUG GROUP 4
Determine whether Thiobacillus Denitrificans will
consume CH4 under landfill conditions BUG GROUP 7
Determine a source of CH4 to eventually use to
test on Thiobacillus Denitrificans BUG GROUP 7
MICROBIAL REFORMER INVESTIGATIONS
Field test a microbial gas reformer at the
landfill. BUG GROUP 2 BUG GROUP 5
Design and build a bioreactor to be used for
initial testing of landfill gas on Thiobacillus
Denitrificans BUG GROUP 2 BUG GROUP 5
Develop a means of addressing sulfur byproducts
of Thiobacillus Denitrificans under landfill
conditions BUG GROUP 3
Identify how Thiobacillus Denitrificans utilizes
sulfur and what likely byproducts will be from a
bioreformer. BUG GROUP 3
Design / build a PEM fuel cell system for proof
of concept testing of eventual gas reformer FUEL
CELL GROUP
Perform proof of concept test of reformer
design using designed PEM system FUEL CELL GROUP
Pursue other gas reformer options besides
microbial and the utilization of silica
gel ALTERNATIVE GROUP
Integrate new reformer method as possible to
other developed methods. ALTERNATIVE GROUP