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Institute of Chemical Engineering page 1Achema 2012
Chemical Process Engineering
Reaction Engineering & Combustion
Reaction Engineering & Combustion
Contact: [email protected]
Institute of Chemical Engineering page 2Achema 2012
Chemical Process Engineering
AIM:
Research (experimental and modelling) and lectures:
-) gas – solid flow
-) heat- and mass transfer
-) chemical reactions
for
-) reactor design
-) process development
-) process optimization
in the areas of
=> energy technology (combustion, devolatilization)
=> environment technology (NOx, SO2, CO2, CO, HCl, Asche)
=> metallurgical industry (iron ore reduction, blast furnace, sinter process)
=> chemical industry (oxy-chlorination, catalysis)
Reaction Engineering & Combustion
Institute of Chemical Engineering page 3Achema 2012
Chemical Process Engineering
Verweilzeit
Red
uktio
nsgr
ad
H2-reiches Reaktionsgas
CO-reiches Reaktionsgas
pressurized lab-scale reactor
partly converted particle
Reaction Kinetics at High Temperatures and High Pressures
Conversion with time
Institute of Chemical Engineering page 4Achema 2012
Chemical Process Engineering
Urban Mining, the City as Resource
lab-scale reactor
Institute of Chemical Engineering page 5Achema 2012
Chemical Process Engineering
Recovery of Phosphate from Sewage sludge ash
(Sewage sludge plant)
(Sewage sludge -dried)
(Sewage sludge ash)
Institute of Chemical Engineering page 6Achema 2012
Chemical Process Engineering
Thermo-chemical Energy Storage
lab-scale reactor
thermodynamics
Institute of Chemical Engineering page 7Achema 2012
Chemical Process Engineering
n‐heptane, n‐decane and iso‐octane
0,10
1,00
10,00
100,00
0,8 1 1,2 1,4 1,6
Igni
tion
Del
ay T
ime
[ms]
1000/T [1/K]
Ignition delay times PRF0
13.5 bar experiment 13.5 bar simulation
Global Reaction Mechanism for Ignition
Institute of Chemical Engineering page 8Achema 2012
Chemical Process Engineering
0
20
40
60
80
100
120
140
160
0 50 100 150 200 250 300 350 400 450 500
time [s]
[ppm
]
NO
HCN
NH3
devolatilization char combustion
Combustion Kinetics and Pollutants Formation
Fuels
lab-scale reactor
NO, HCN, NH3 formation
Institute of Chemical Engineering page 9Achema 2012
Chemical Process Engineering
Foto: Anlage Pecs
www.iea-fbc.org
Int. Energy Agency - Fluidized Bed Conversion Network
Institute of Chemical Engineering page 10Achema 2012
Chemical Process Engineering
Further information
ao.Univ.Prof. Dipl.-Ing. Dr. Franz WINTER
Email: [email protected]://www.vt.tuwien.ac.atTel.: +43 1 58801 166301FAX: +43 1 58801 16699