Post on 16-Dec-2015
Hydrogen production by ethanol steam reforming
PhD student: José Antonio Torres
Supervisor: Daniel Montané
Wood Biopolymers Group
Presentation outline
• Introduction
– Motivation
– Overall Objective
• Research scope
– Catalyst preparation & characterization
– Reactor engineering
• Workplan
– Project stages and work packages
Presentation outline
• Introduction– Motivation– Overall Objective
• Research scope
– Catalyst preparation & characterization
– Reactor engineering
• Workplan
– Project stages and work packages
Where the problem came from
• Environmental problems– Atmospheric pollution
– Greenhouse effect0
100
200
300
400
500
600
until 1900 1900-2000 2000-2050
Historic Periods
CO
2 A
tmo
sph
eric
co
nce
ntr
atio
n [
pp
m]
• Global dependency on fossil fuels– Fair balance between:
limited oil
reserves
increasing oil
consumption0
5
10
15
20
25
1 2 3 4 5 6 7 8 9 10
Top ten
Mill
ion
bar
rels
per
day
Oil Producers Oil Consumers
Generating solutions
• Desired characteristics– Renewable energy source
– Easy to: produce, store and transport
– Widely available
– Environmentally friendly
– Reasonable cost is a MUST
Major improve in the technology for producing energy
Deciding the course of action
Fuel Cell Energy
High efficiency
H2ReactorModule
Biomass
Catalytic Reaction
85%
15%
SR Others
Objective
Steam reforming reaction
C2H5OH+3H2O 2CO2+6H2
Hr=173.1 kJ/mol
ReactorModuleEthanol
H2
H2O
CO2
Combustion
H2OSeparation
Presentation outline
• Introduction
– Motivation
– Overall Objective
• Research scope– Catalyst preparation &
characterization– Reactor engineering
• Workplan
– Project stages and work packages
Catalytic reactor scopes
Levels Meso: Reactor
Micro: Catalyst
Macro: Process
Catalyst preparation & characterization
Active Phase
High Surface Area
Longevity/Strength
Chemistry
Materials Science
Engineering
Product characteristics Knowledge required Performance on
•Activity
•Selectivity
•Stability
Reactor design
Performance on
•Reaction kinetics
•Hydrodynamics/Pressure drop
•Mass/heat transfer
Configurations
Monolith
Packed Bed
Presentation outline
• Introduction
– Motivation
– Overall Objective
• Research scope
– Catalyst preparation & characterization
– Reactor engineering
• Workplan– Project stages and work
packages
Project stages and work packages
Is the catalyst adequate?
Analyze performance
No
Yes
Prepare the monolith
Look for variations
Perform experiments
Analyze performance
Report findings
Is the monolith giving satisfactory results?
No
Yes
Prepare the catalyst
StartStart
Is the experimental equipment working
appropriately?
No
Yes
Perform an experimental test
Prepare the packed bed
reactor