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Energitekniskt Centrum i PITEÅ
Welcome to the 2nd program meeting of the Centre of Black
Liquor Gasification
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Energitekniskt Centrum i PITEÅ
Centre for Black Liquor Gasification
• Partners– ETC (coordinator)
– Luleå University of Technology
– Umeå University
– Chalmers University of Technology
– Chemrec AB
– Åbo Akademi University (independent project)
• Funding– Swedish National Energy Administration
– Chemrec AB
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Energitekniskt Centrum i PITEÅ
Piteå Black Liquor Gasification Development Plant (DP1)
• Capacity 20 ton black liquor/day• Pressurised gasification @ 30 bar, 1000°C• Part of technical development program led by
Chemrec AB• Black liquor from the Kappa Kraftliner mill• Complete gasifier, chemical recovery unit and
control system
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Energitekniskt Centrum i PITEÅ
Piteå Black Liquor Gasification Develoment Plant (DP1)
•Custom built extension of lab•3 MWth (app.) gasifier•20 ton black liquor/day
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Energitekniskt Centrum i PITEÅ
Reactor principle
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Energitekniskt Centrum i PITEÅ
Objectives with development plant
• Demonstration of process reliability• Optimisation of gasifier components• Optimisation of construction materials• Determination of process characteristics• Optimisation of green liquor and syngas
composition• Provide data for design optimisation of a
commercial plant
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Energitekniskt Centrum i PITEÅ
Underpinning research program at the Centre for Black Liquor Gasification
• Focus on technical issues• Strong interaction with Chemrec’s technical
development program• Readiness for unexpected problems• Develop key competence and experimental
infrastructure• Generalisation of results from DP1
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Energitekniskt Centrum i PITEÅ
Research areas
Centre ofBlack LiquorGasification
Inorganic reactions(UmU, Åbo)
•Gas phase reactions•Smelt formation•Green liquor quality
Computer modelling(LTU, ETC)
Gasificationreactions
(CTH, Åbo)
Designverification program
(Chemrec)
Constructionmaterials
(Åbo)
•Gasification reactor•Quench•Counter current condensor
•Corrosion•Smelt layer thickness
•Kinetic models•Evaporation, pyrolysis, char conversion
•Technical design
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Energitekniskt Centrum i PITEÅ
Research projects
1. Modelling, simulation and optimisation of a black liquor gasification reactor (Prof.R. Gebart, ETC)
2. Modelling of the quench cooler and counter current condensor in a black liquor gasifier (Assoc. Prof. L. Westerlund, LTU)
3. Gas phase reactions, smelt formation and green liquor quality in pressuried black liquor gasification (Assoc. Prof. A. Nordin, Prof. B. Warnqvist, UmU)
4. Gasication kinetics (Prof. H. Theliander, CTH)
5. Finnish black liquor gasification framework program (Prof. M. Hupa)