Transcript Pyrolysis Oil Upgrading

Pyrolysis Oil Upgrading
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one - phase
r > 1.0
polair
two - phase
r > 1.0
apolair
H2
H2
Pyrolysis oil
two - phase
r < 1.0
apolair
Mild HDO
2-stage HDO
Venderbosch et al., 2010, Stabilization of biomass-derived pyrolysis oil, Journal of
Chemical Technology & Biotechnology, 85(5), 674-686
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Pyrolysis Oil Upgrading
0.6
wood
Baldauf and Balfanz
(1997)
Churin et. al. (1988)
0.5
Bio-oil (dry)
Conti et al. (1997)
Hydroprocessing 175oC
Samolada et al. (1998)
+H2
Elliott (2007)
0.4
Hydrotreating
line
O/C (-)
Kaiser (1997)
De Miquel Mercador et al.
(2009)
Hydroprocessing 225oC
0.3
HPTT
0.2
-H2O
HPTT
line
Mild HDO
2nd stage oil
0.1
0.0
0.0
0.5
1.0
1.5
2.0
H/C (-)
Venderbosch et al., 2010, Stabilization of biomass-derived pyrolysis oil, Journal of
Chemical Technology & Biotechnology, 85(5), 674-686
2/24
Ardiyanti, A.R., Venderbosch, R.H., Heeres, H.J., 2009, Process-product studies on pyrolysis oil upgrading by hydrotreatment with Ru/C catalysts,
Proceedings of the 2009 AIChE Spring National Meeting, Tampa,
3/24
Pyrolysis Oil Upgrading
Charring
Re-polymerization
Char
High Molecular Fragments
No catalyst and/or hydrogen
> 175 - 250oC,  min
No catalyst -hydrogen
> 175 ,  min
?
H2, catalyst
> 250oC, 200 bar
HPTT
Pyrolysis oils
Hydrotreating
Stabilization
Hydrodeoxygenation
Stable Fragments
soluble in water
H2, catalyst
175 - 250oC, 200 bar
 min
Hydrocracking
Apolair fragments
H2, catalyst Insoluble in water
H2, catalyst
> 250oC, 200 bar
r> 1.0
> 250oC, 350 bar
 min .. hour
+
 hour
Aqueous phase
Apolair fragments
Insoluble in water
r< 1.0
+
Aqueous phase
Venderbosch et al., 2010, Stabilization of biomass-derived pyrolysis oil, Journal of
Chemical Technology & Biotechnology, 85(5), 674-686
4/24
FCC co-processing
De Miguel Mercader et al., 2010, Production of advanced biofuels: Co-processing of upgraded pyrolysis oil in standard
refinery units, Applied Cat. B: Environmental, 96 (1-2), p. 57-66
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FCC co-processing
Fogassy et al., 2010, Biomass derived feedtsock co=processing with vacuum gas oil for second generation fuel production in FCC
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units, Applied Catalysis B: Environmental, Volume 96 (3-4), p. 476-485