FPIRC Focus Course No 20: The Sodium/Sulfur-Balance in a Pulp Mill

23 jun 2016

The Sodium/Sulfur-Balance in a Pulp Mil


Focus Course no 20:

October 24-28

In cooperation with Karlstad University

Division, Department, and University:
Chemical Engineering,Karlstad University (KaU), Karlstad

Course description/Content: The course is of overview type and consists of class room lectures, computer simulations, an assignment carried out together with team colleagues, a mill visit and a final written examination.

  • Overview, pulp mill, models
  • Kraft cooking, washing, oxygen delignification, bleaching
  • The recovery boiler and its chemistry
  • LignoBoost
  • White liquor oxidation
  • Chlorine dioxide generation
  • Odor destruction, Cross recovery
  • Integration with a cellulose textile mill
  • Mass balance models, examples
  • A model assignment
  • Presentation of the assignments
  • Visit to a pulp mill
  • Visit to a LignoBoost pilot plant

Learning objectives: The student will after the course have a good knowledge about process changes that may affect the sodium/sulfur balance. He/she will also be able to make simulations of how much a process change will influence the sodium/sulfur balance for a given mill. The student will finally have a better general understanding of the existing process chemistry in a pulp mill.


Contributors: Prof. Ulf Germgård, Karlstad University; Senior specialist Maria Björk, Stora Enso; Process consultant Hans Arne, Aprocon; Process consultant Hans Magnusson, consultant; Product mangager Kalle Pelin, Akzo Nobel; M.Sc. Per Tomani, Innventia; Sr Process Manager Håkan Dahllöf, Valmet; M.Sc. Robin Ivarsson, Nordic Paper.

Literature/Course material: Reprints from journals and dissertations, handouts etc

Contact person/Course co-ordinator: Prof. Ulf Germgård, Karlstad University, phone +46 (0)54-700 17 80, fax +46 (0)54-700 20 40, e-mail: ulf.germgard@kau.se

Type: Lectures, one assignment, and a mill visit

ECTS: 4.5

Examination: Oral presentation of assignment, written assignment report and written examination

Place: Karlstad University, Karlstad, Sweden

Registration and course fee: Registration no later than Sept 19, 2016

The course is free of charge for PhD-students listed at Swedish universities; other PhD-students are entitled to a reduced course fee. Industrial participants are welcome to take the course as commissioned education; the course fee is then SEK 26.700:- (not incl VAT).

Participation on single days is also possible, if you address that formally to the FPIRC office. In that case, a fee of SEK 8.000:- will be charged.


FPIRC, with passion for knowledge

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